DE69504535D1 - NACH EINEM SOL-GEL VERFAHREN ERHALTENE PORöSE MICROZUSAMMENSETZUNG VON PERFLUORINIERTEN POLYMER-IONENAUSTAUSCHER UND EINEM METALOXYD FüR DIE OLEFINISOMERISIERUNG - Google Patents

NACH EINEM SOL-GEL VERFAHREN ERHALTENE PORöSE MICROZUSAMMENSETZUNG VON PERFLUORINIERTEN POLYMER-IONENAUSTAUSCHER UND EINEM METALOXYD FüR DIE OLEFINISOMERISIERUNG

Info

Publication number
DE69504535D1
DE69504535D1 DE69504535T DE69504535T DE69504535D1 DE 69504535 D1 DE69504535 D1 DE 69504535D1 DE 69504535 T DE69504535 T DE 69504535T DE 69504535 T DE69504535 T DE 69504535T DE 69504535 D1 DE69504535 D1 DE 69504535D1
Authority
DE
Germany
Prior art keywords
olefinisomerization
metaloxyde
sol
ion exchanger
gel process
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69504535T
Other languages
English (en)
Other versions
DE69504535T2 (de
Inventor
Mark Andrew Harmer
Qun Sun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE69504535D1 publication Critical patent/DE69504535D1/de
Publication of DE69504535T2 publication Critical patent/DE69504535T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • B01J31/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
    • B01J31/08—Ion-exchange resins
    • B01J31/10—Ion-exchange resins sulfonated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/165—Polymer immobilised coordination complexes, e.g. organometallic complexes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • B01J31/24—Phosphines, i.e. phosphorus bonded to only carbon atoms, or to both carbon and hydrogen atoms, including e.g. sp2-hybridised phosphorus compounds such as phosphabenzene, phosphole or anionic phospholide ligands
    • B01J31/2404—Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring
    • B01J31/2419—Cyclic ligands, including e.g. non-condensed polycyclic ligands, the phosphine-P atom being a ring member or a substituent on the ring comprising P as ring member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J31/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • B01J31/40—Regeneration or reactivation
    • B01J31/4007—Regeneration or reactivation of catalysts containing polymers
    • B01J35/60—
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/54—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
    • C07C2/64—Addition to a carbon atom of a six-membered aromatic ring
    • C07C2/66—Catalytic processes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06—Preparation of nitro compounds
    • C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/30—Preparation of ethers by reactions not forming ether-oxygen bonds by increasing the number of carbon atoms, e.g. by oligomerisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/2206—Catalytic processes not covered by C07C5/23 - C07C5/31
    • C07C5/2266—Catalytic processes not covered by C07C5/23 - C07C5/31 with hydrides or organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/2206—Catalytic processes not covered by C07C5/23 - C07C5/31
    • C07C5/2266—Catalytic processes not covered by C07C5/23 - C07C5/31 with hydrides or organic compounds
    • C07C5/2273—Catalytic processes not covered by C07C5/23 - C07C5/31 with hydrides or organic compounds with ion-exchange resins
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/23—Rearrangement of carbon-to-carbon unsaturated bonds
    • C07C5/25—Migration of carbon-to-carbon double bonds
    • C07C5/2506—Catalytic processes
    • C07C5/2562—Catalytic processes with hydrides or organic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/10—Polymerisation reactions involving at least dual use catalysts, e.g. for both oligomerisation and polymerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/30—Addition reactions at carbon centres, i.e. to either C-C or C-X multiple bonds
    • B01J2231/32—Addition reactions to C=C or C-C triple bonds
    • B01J2231/323—Hydrometalation, e.g. bor-, alumin-, silyl-, zirconation or analoguous reactions like carbometalation, hydrocarbation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/40—Substitution reactions at carbon centres, e.g. C-C or C-X, i.e. carbon-hetero atom, cross-coupling, C-H activation or ring-opening reactions
    • B01J2231/42—Catalytic cross-coupling, i.e. connection of previously not connected C-atoms or C- and X-atoms without rearrangement
    • B01J2231/4205—C-C cross-coupling, e.g. metal catalyzed or Friedel-Crafts type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/50—Redistribution or isomerisation reactions of C-C, C=C or C-C triple bonds
    • B01J2231/52—Isomerisation reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2231/00—Catalytic reactions performed with catalysts classified in B01J31/00
    • B01J2231/50—Redistribution or isomerisation reactions of C-C, C=C or C-C triple bonds
    • B01J2231/54—Metathesis reactions, e.g. olefin metathesis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/30—Complexes comprising metals of Group III (IIIA or IIIB) as the central metal
    • B01J2531/38—Lanthanides other than lanthanum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80—Complexes comprising metals of Group VIII as the central metal
    • B01J2531/82—Metals of the platinum group
    • B01J2531/821—Ruthenium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80—Complexes comprising metals of Group VIII as the central metal
    • B01J2531/82—Metals of the platinum group
    • B01J2531/825—Osmium
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80—Complexes comprising metals of Group VIII as the central metal
    • B01J2531/84—Metals of the iron group
    • B01J2531/842—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2531/00—Additional information regarding catalytic systems classified in B01J31/00
    • B01J2531/80—Complexes comprising metals of Group VIII as the central metal
    • B01J2531/84—Metals of the iron group
    • B01J2531/847—Nickel
    • B01J35/615—
    • B01J35/617—
    • B01J35/633—
    • B01J35/635—
    • B01J35/638—
    • B01J35/643—
    • B01J35/647—
    • B01J35/651—
    • B01J35/653—
    • B01J35/69—
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/02—Boron or aluminium; Oxides or hydroxides thereof
    • C07C2521/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • C07C2521/08—Silica
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/12—Silica and alumina
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of rare earths
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/14—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of germanium, tin or lead
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/26—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/28—Molybdenum
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/74—Iron group metals
    • C07C2523/745—Iron
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
    • C07C2531/08—Ion-exchange resins
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
    • C07C2531/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
    • C07C2531/08—Ion-exchange resins
    • C07C2531/10—Ion-exchange resins sulfonated
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/16—Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes
    • C07C2531/20—Carbonyls
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups C07C2531/02 - C07C2531/24
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
    • C07C2531/26—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups C07C2531/02 - C07C2531/24
    • C07C2531/34—Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups C07C2531/02 - C07C2531/24 of chromium, molybdenum or tungsten
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts
DE69504535T 1994-12-22 1995-12-20 NACH EINEM SOL-GEL VERFAHREN ERHALTENE PORöSE MICROZUSAMMENSETZUNG VON PERFLUORINIERTEN POLYMER-IONENAUSTAUSCHER UND EINEM METALOXYD FüR DIE OLEFINISOMERISIERUNG Expired - Lifetime DE69504535T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US36206394A 1994-12-22 1994-12-22
US08/574,751 US5824622A (en) 1994-01-12 1995-12-19 Porous microcomposite of perfluorinated ion-exchange polymer and metal oxide, a network of silica, or a network of metal oxide and silica derived via a sol-gel process
PCT/US1995/016566 WO1996019288A1 (en) 1994-12-22 1995-12-20 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide for olefin isomerization

Publications (2)

Publication Number Publication Date
DE69504535D1 true DE69504535D1 (de) 1998-10-08
DE69504535T2 DE69504535T2 (de) 1999-04-01

Family

ID=27001542

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504535T Expired - Lifetime DE69504535T2 (de) 1994-12-22 1995-12-20 NACH EINEM SOL-GEL VERFAHREN ERHALTENE PORöSE MICROZUSAMMENSETZUNG VON PERFLUORINIERTEN POLYMER-IONENAUSTAUSCHER UND EINEM METALOXYD FüR DIE OLEFINISOMERISIERUNG

Country Status (6)

Country Link
US (9) US5824622A (de)
EP (1) EP0799091B1 (de)
JP (1) JP3882199B2 (de)
CN (1) CN1082940C (de)
DE (1) DE69504535T2 (de)
WO (1) WO1996019288A1 (de)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5916837A (en) * 1994-01-12 1999-06-29 E.I. Du Pont De Nemours And Company Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica
US5824622A (en) * 1994-01-12 1998-10-20 E. I. Du Pont De Nemours And Company Porous microcomposite of perfluorinated ion-exchange polymer and metal oxide, a network of silica, or a network of metal oxide and silica derived via a sol-gel process
US6262326B1 (en) 2000-06-06 2001-07-17 E. I. Du Pont De Nemours And Company Process for the preparation of spherically shaped microcomposites
US6107233A (en) * 1997-03-24 2000-08-22 E. I. Du Pont De Nemours And Company Process for the preparation of spherically shaped microcomposites
ES2160940T3 (es) * 1996-03-28 2001-11-16 Du Pont Procedimiento para la preparacion de microcompuestos esfericos.
US6001762A (en) * 1997-02-17 1999-12-14 E. I. Du Pont De Nemours And Company Reactivation of perfluorinated ion-exchange microcomposite catalysts
DE69802669T2 (de) * 1997-03-07 2002-08-01 Du Pont Katalysatoren, die eine ionenaustauscher-mikrozusammensetzungen mit modifizierten fluor enthalten
ATE218395T1 (de) 1997-03-26 2002-06-15 Du Pont Katalysatoren aus silyliertem perfluoriertem ionenaustauscher-mikroverbundderivat
US5932511A (en) * 1997-05-28 1999-08-03 E. I. Du Pont De Nemours And Company Perfluorinated ion-exchange microcomposite catalysts modified with Lewis acid
DE69802201T2 (de) * 1997-07-29 2002-06-27 Du Pont Verfahren zur herstellung einer mikrozusammensetzung aus einem silikat und einemhoch fluorierten ionenaustauschharz
US6231755B1 (en) 1998-01-30 2001-05-15 E. I. Du Pont De Nemours And Company Desulfurization of petroleum products
WO1999054041A1 (en) * 1998-04-21 1999-10-28 Donald Wells Consulting Company Regeneration of sulfonic acid resin catalyst used in the production of ether
US6133190A (en) * 1998-04-27 2000-10-17 The Dow Chemical Company Supported mercaptosulfonic acid compounds useful as catalysts for phenolation reactions
JP2002517585A (ja) * 1998-06-05 2002-06-18 カボット・コーポレーション ナノ多孔質相互浸透有機−無機網目構造
US6541539B1 (en) * 1998-11-04 2003-04-01 President And Fellows Of Harvard College Hierarchically ordered porous oxides
WO2000029501A1 (en) 1998-11-18 2000-05-25 Emory University Radioactive coating solutions, methods, and substrates
US6200924B1 (en) 1999-01-29 2001-03-13 E. I. Du Pont De Nemours And Company Porous highly fluorinated acidic polymer catalyst
EP1028102B1 (de) 1999-02-02 2005-05-25 Akzo Nobel N.V. Verfahren zur Isomerisierung von Alkylphenolen in Gegenwart eines festen Säurekatalysators
US6277512B1 (en) 1999-06-18 2001-08-21 3M Innovative Properties Company Polymer electrolyte membranes from mixed dispersions
AU5047400A (en) * 1999-07-13 2001-01-30 Dow Chemical Company, The Coordination polymerization catalysts comprising an ion exchange resin
WO2001014060A2 (en) * 1999-08-25 2001-03-01 Massachusetts Institute Of Technology Surface-confined catalytic compositions
DE19943244A1 (de) * 1999-09-10 2001-03-15 Daimler Chrysler Ag Membran für eine Brennstoffzelle und Verfahren zur Herstellung
US6402985B1 (en) * 2000-03-17 2002-06-11 The United States Of America As Represented By The Secretary Of The Navy Method for preparing efficient low voltage phosphors and products produced thereby
DE10021106A1 (de) * 2000-05-02 2001-11-08 Univ Stuttgart Polymere Membranen
US6395673B1 (en) 2000-06-29 2002-05-28 E. I. Du Pont De Nemours And Company Catalyst of mixed fluorosulfonic acids
SG92820A1 (en) * 2001-02-17 2002-11-19 Gintic Inst Of Mfg Technology Domestic appliance and method of manufacturing thereof
FR2821350B1 (fr) * 2001-02-26 2004-12-10 Solvay Procede de desulfuration d'un melange d'hydrocarbures
US7752134B2 (en) * 2001-03-20 2010-07-06 United Parcel Service Of America, Inc. Hybrid credit card transaction system
KR20030016291A (ko) * 2001-04-13 2003-02-26 오르가노 가부시키가이샤 이온교환체
US6586640B2 (en) * 2001-06-26 2003-07-01 E. I. Du Pont De Nemours And Company Decomposition of organic hydroperoxides in the presence of a particulate catalyst containing highly fluorinated polymer having sulfonic acid groups and process for the manufacture of bisphenol A
US20030013787A1 (en) * 2001-07-13 2003-01-16 Qun Sun Process for dissolution of highly fluorinated ion-exchange polymers
US20050131116A1 (en) * 2002-07-12 2005-06-16 Qun Sun Process for dissolution of highly fluorinated ion-exchange polymers
US6852901B2 (en) * 2002-05-28 2005-02-08 Chevron Phillips Chemical Company Process to isomerize 1-butene to 2-butene
US6712917B2 (en) 2002-06-28 2004-03-30 The Regents Of The University Of California Inorganic metal oxide/organic polymer nanocomposites and method thereof
KR20050071521A (ko) * 2002-09-30 2005-07-07 쉘 인터내셔날 리써취 마트샤피지 비.브이. 무단변속기 유체 및 동일물의 제조 방법
DE10250468A1 (de) * 2002-10-30 2004-05-19 Basf Ag Verfahren zur Herstellung von Oligomeren abgeleitet von Butenen
JP4464041B2 (ja) * 2002-12-13 2010-05-19 キヤノン株式会社 柱状構造体、柱状構造体を有する電極、及びこれらの作製方法
JP4558506B2 (ja) * 2003-01-13 2010-10-06 ディーエスエム アイピー アセッツ ビー．ブイ． 酢酸α−トコフェリルの製造方法
US7491855B2 (en) * 2003-06-04 2009-02-17 Sabic Innovative Plastics Ip B.V. Integrated process for the production of bisphenol A from cumene hydroperoxide
US7154010B2 (en) * 2003-06-04 2006-12-26 General Electric Company Integrated process for the production of bisphenol A from cumene hydroperoxide
US20040249229A1 (en) * 2003-06-06 2004-12-09 Gee Jeffery C. Isomerization of olefins with carboxylic acid
TWI253981B (en) * 2003-12-04 2006-05-01 Univ Chung Yuan Christian Mesoporous silica/fluorinated polymer composite material
US9125968B2 (en) * 2005-03-30 2015-09-08 Boston Scientific Scimed, Inc. Polymeric/ceramic composite materials for use in medical devices
US8029871B2 (en) * 2005-06-09 2011-10-04 Hoya Corporation Method for producing silica aerogel coating
US7265239B2 (en) 2005-08-26 2007-09-04 Shell Oil Company Process for the conversion of furfuryl alcohol into levulinic acid or alkyl levulinate
US8008395B2 (en) * 2005-09-27 2011-08-30 Boston Scientific Scimed, Inc. Organic-inorganic hybrid particle material and polymer compositions containing same
US7615654B2 (en) * 2005-10-20 2009-11-10 Lyondell Chemical Technology, L.P. Direct epoxidation process
US7432384B2 (en) * 2005-10-25 2008-10-07 Lyondell Chemical Technology, L.P. Direct epoxidation process
CN100434179C (zh) * 2005-12-16 2008-11-19 北京天唯新祺科技有限公司 四氯化碳分解催化剂及其制备方法与用途
US7528269B2 (en) * 2005-12-20 2009-05-05 Lyondell Chemical Technology, L.P. Process for oxidizing organic compounds
CN100362043C (zh) * 2006-01-12 2008-01-16 上海交通大学 一种含氟的二氧化硅杂化材料及其制备方法
US7465777B2 (en) * 2006-03-02 2008-12-16 Boston Scientific Scimed, Inc. Hybrid polymer materials from reactive extrusion for medical devices
KR100750291B1 (ko) 2006-08-24 2007-08-20 한국화학연구원 폴리스티렌 나노복합재 및 이의 제조방법
US7825204B2 (en) * 2006-12-19 2010-11-02 Lyondell Chemical Technology, L.P. Inorganic oxide extrudates
US7563740B2 (en) * 2006-12-19 2009-07-21 Lyondell Chemical Technology, L.P. Direct epoxidation process
WO2008123373A1 (ja) * 2007-03-27 2008-10-16 Fuso Chemical Co., Ltd. コロイダルシリカ及びその製造方法
EP2205659B1 (de) * 2007-11-01 2014-06-04 E. I. du Pont de Nemours and Company Herstellung von polytrimethylenetherglycol oder copolymeren davon
KR20100105556A (ko) * 2007-11-01 2010-09-29 이 아이 듀폰 디 네모아 앤드 캄파니 폴리트라이메틸렌 에테르 글리콜의 제조
WO2010103856A1 (ja) * 2009-03-12 2010-09-16 三井化学株式会社 新規な金属酸化物多孔質体、その製造方法および用途
CN101847729B (zh) * 2009-03-25 2012-05-23 中国科学院大连化学物理研究所 一种高分散性有机-无机复合电解质膜的制备方法
KR20110007350A (ko) * 2009-07-16 2011-01-24 주식회사 엑스에프씨 연료전지용 고분자 전해질 막 및 이를 포함하는 저가습 막전극 집합체
KR101669953B1 (ko) * 2010-03-26 2016-11-09 삼성전자 주식회사 산화물 박막, 산화물 박막의 형성 방법 및 산화물 박막을 포함하는 전자 소자
US8512588B2 (en) 2010-08-13 2013-08-20 Lawrence Livermore National Security, Llc Method of fabricating a scalable nanoporous membrane filter
RU2462310C1 (ru) * 2011-06-03 2012-09-27 Федеральное государственное бюджетное учреждение науки Ордена Трудового Красного Знамени Институт нефтехимического синтеза им. А.В. Топчиева Российской академии наук (ИНХС РАН) Катализатор для олигомеризации альфа-олефинов, способ его получения и способ олигомеризации альфа-олефинов
JP6166577B2 (ja) 2013-04-16 2017-07-19 三井・デュポンフロロケミカル株式会社 フッ素樹脂組成物、及びその成形物
CN108598538B (zh) * 2018-04-10 2020-08-25 中国地质大学（武汉） 一种Nafion膜的原位无损改性方法
CN110220986B (zh) * 2019-05-27 2021-08-24 浙江巨化技术中心有限公司 一种全氟磺酸相对分子质量及分布的分析方法
CN114602550A (zh) * 2020-12-08 2022-06-10 中国石油天然气股份有限公司 一种c4烷基化固体酸催化剂、制备方法及应用
CN112992517A (zh) * 2021-03-19 2021-06-18 周晟 一种纳米磁粉的制备工艺

Family Cites Families (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992189A (en) * 1955-06-10 1961-07-11 Sinclair Refining Co Reactivation of sulfonated hydrogen ion exchange resin catalysts
NL103911C (de) * 1958-02-11
US3151179A (en) * 1960-05-23 1964-09-29 Continental Oil Co Olefin isomerization
US3366610A (en) * 1965-05-14 1968-01-30 Du Pont Perhalogenated epoxy olefin monomers and polymers
US3920765A (en) * 1973-11-12 1975-11-18 Goodyear Tire & Rubber Inhibition of polymerization during the isomerization of olefins
US4058578A (en) * 1975-10-02 1977-11-15 Hoechst Aktiengesellschaft Process for the manufacture of paste-extrudable polymers of tetrafluoroethylene
US4316997A (en) * 1976-02-23 1982-02-23 Varen Technology Alkylation process and apparatus useful therein
US4317949A (en) * 1976-02-23 1982-03-02 Varen Technology Alkylation process and apparatus useful therein
US4022847A (en) * 1976-03-04 1977-05-10 Shell Oil Company Hydrocarbon conversion process using an unsupported perfluorinated polymer catalyst
US4060565A (en) * 1976-03-04 1977-11-29 Shell Oil Company Hydrocarbon conversion process using a supported perfluorinated polymer catalyst
US4038213A (en) * 1976-03-04 1977-07-26 Shell Oil Company Hydrocarbon conversion process using a supported perfluorinated polymer catalyst
US4056578A (en) * 1976-03-04 1977-11-01 Shell Oil Company Isoparaffin-olefin alkylation process using a supported perfluorinated polymer catalyst
US4041090A (en) * 1976-03-04 1977-08-09 Shell Oil Company Ethylbenzene process using an unsupported perfluorinated polymer catalyst
US4051079A (en) * 1976-06-22 1977-09-27 Union Carbide Corporation Regeneration of acidic cation exchange resin using acidified phenol-water mixture
JPS5448742A (en) * 1977-09-27 1979-04-17 Mitsui Petrochem Ind Ltd Preparation of unsaturated dimer of alkylstyrene
FR2426037A1 (fr) * 1978-05-17 1979-12-14 Rhone Poulenc Ind Procede de preparation de l'acetate d'ethyle
IT1129809B (it) * 1979-03-26 1986-06-11 Ugine Kuhlmann Composizione catalitica per la conversione di idrocarburi e procedimento per la disidratazione di acidi perfluoroalcansolfonici destinati a fare parte bella composizione
US4234470A (en) * 1979-04-23 1980-11-18 E. I. Du Pont De Nemours And Company Catalytic nitration of aromatic compounds
US4288646A (en) * 1979-10-05 1981-09-08 Pcuk Produits Chimiques Ugine Kuhlmann Regioselective preparation of β-isopropylnaphthalene over superacidic solid or supported perfluorinated sulfonic acid catalysts
US4547604A (en) * 1980-03-14 1985-10-15 Pcuk Produits Chimiques Ugine Kuhlmann Selective isopropylation of cumene to meta-diisopropylbenzene
US4433082A (en) * 1981-05-01 1984-02-21 E. I. Du Pont De Nemours And Company Process for making liquid composition of perfluorinated ion exchange polymer, and product thereof
US4414409A (en) * 1981-12-21 1983-11-08 E. I. Du Pont De Nemours & Company Palladium sulfonate catalyst systems for carbonylation of olefins
US4446329A (en) * 1983-03-24 1984-05-01 E. I. Du Pont De Nemours & Company Alkylation or aromatic compounds
US4673769A (en) * 1985-02-27 1987-06-16 Exxon Research And Engineering Company Composite catalyst for hydrocarbon conversion reactions
US4791081A (en) * 1986-02-25 1988-12-13 The Dow Chemical Company Supported fluorocarbonsulfonic acid polymers and an improved method for their preparation
US4661411A (en) * 1986-02-25 1987-04-28 The Dow Chemical Company Method for depositing a fluorocarbonsulfonic acid polymer on a support from a solution
EP0503688A3 (de) * 1986-02-25 1992-09-23 The Dow Chemical Company Verfahren zur Herstellung von getragenen Polymeren mit Fluorkohlenstoffsulfonsäure
DE3626255A1 (de) * 1986-08-02 1988-02-11 Roehm Gmbh Regenerativ-katalytische oxidehydrierung von isobuttersaeure oder deren estern
US4791087A (en) * 1986-09-22 1988-12-13 Uop Inc. Trimetallic reforming catalyst
US5110778A (en) * 1986-10-17 1992-05-05 Olah George A Boron aluminum and gallium perfluoro alkanesulfonate and resinsulfonate catalysts
US4994429A (en) * 1986-12-29 1991-02-19 Aluminum Company Of America Active material useful as adsorbent comprising metal oxide/hydroxide particles reacted with phosphorus-containing organic acid group of organic compound having unreacted acid group
US5037795A (en) * 1987-03-09 1991-08-06 Aluminum Company Of America Chromatographic packing material comprising extended area metal oxide/hydroxide particles with a layer of a phosphorus-containing material thereon
GB8709648D0 (en) * 1987-04-23 1987-05-28 Bp Chem Int Ltd Chemical process
JPS6473324A (en) * 1987-09-14 1989-03-17 Matsushita Electric Ind Co Ltd Display device and its driving method
US4800186A (en) * 1987-10-28 1989-01-24 The Dow Chemical Company Regeneration of fluorocarbonsulfonic acid catalysts
US4847432A (en) * 1987-12-28 1989-07-11 General Electric Company Method for the purification of ion exchange resins used in the production of bisphenol A
US5094955A (en) * 1988-03-15 1992-03-10 Akzo N.V. Device and method for detecting microorganisms
DE3812683A1 (de) * 1988-04-16 1989-11-02 Erdoelchemie Gmbh Verfahren zur isomerisierung von alkenen mit endstaendiger doppelbindung zu alkenen mit innenstaendiger doppelbindung
EP0367408A3 (de) * 1988-10-24 1991-06-12 Texaco Development Corporation Verfahren zur Herstellung von Phenol/Aceton von Cumolhydroperoxyd
US5105047A (en) * 1989-08-02 1992-04-14 E. I. Du Pont De Nemours And Company Catalysis using blends of perfluorinated ion-exchange polymers with perfluorinated diluents
US5094995A (en) * 1989-08-02 1992-03-10 E. I. Du Pont De Nemours And Company Supported perfluorinated ion-exchange polymers
US5124299A (en) * 1989-08-02 1992-06-23 E. I. Du Pont De Nemours And Company Catalysis using blends of perfluorinated ion-exchange polymers with perfluorinated diluents
GB2238539A (en) * 1989-11-29 1991-06-05 Shell Int Research Preparation of alcohols from olefins
US5086085A (en) * 1991-04-11 1992-02-04 The United States Of America As Represented By The Department Of Energy Melamine-formaldehyde aerogels
US5252654A (en) * 1991-07-03 1993-10-12 E. I. Du Pont De Nemours And Company Organic-inorganic polymeric composites
IT1254908B (it) * 1992-04-23 1995-10-11 Mini Ricerca Scient Tecnolog Procedimento per la preparazione di un catalizzatore metallico supportato e catalizzatore ottenuto mediante tale procedimento.
US5338430A (en) * 1992-12-23 1994-08-16 Minnesota Mining And Manufacturing Company Nanostructured electrode membranes
US5824622A (en) * 1994-01-12 1998-10-20 E. I. Du Pont De Nemours And Company Porous microcomposite of perfluorinated ion-exchange polymer and metal oxide, a network of silica, or a network of metal oxide and silica derived via a sol-gel process
AU2131095A (en) * 1994-03-31 1995-10-23 Exxon Chemical Patents Inc. Supported lewis acid catalysts derived from superacids useful for hydrocarbon conversion reactions
US6001762A (en) * 1997-02-17 1999-12-14 E. I. Du Pont De Nemours And Company Reactivation of perfluorinated ion-exchange microcomposite catalysts

Also Published As

Publication number Publication date
US6515190B1 (en) 2003-02-04
CN1170373A (zh) 1998-01-14
DE69504535T2 (de) 1999-04-01
EP0799091B1 (de) 1998-09-02
US5824622A (en) 1998-10-20
WO1996019288A1 (en) 1996-06-27
CN1082940C (zh) 2002-04-17
US20040072673A1 (en) 2004-04-15
US20040068146A1 (en) 2004-04-08
JPH10511648A (ja) 1998-11-10
JP3882199B2 (ja) 2007-02-14
US6809218B2 (en) 2004-10-26
US6784331B2 (en) 2004-08-31
US20040072671A1 (en) 2004-04-15
US6849768B2 (en) 2005-02-01
US5948946A (en) 1999-09-07
EP0799091A1 (de) 1997-10-08
US20030176729A1 (en) 2003-09-18
US6160190A (en) 2000-12-12
US20040072672A1 (en) 2004-04-15
US6933257B2 (en) 2005-08-23
US6680406B2 (en) 2004-01-20

Similar Documents

Publication Publication Date Title
DE69504535D1 (de) NACH EINEM SOL-GEL VERFAHREN ERHALTENE PORöSE MICROZUSAMMENSETZUNG VON PERFLUORINIERTEN POLYMER-IONENAUSTAUSCHER UND EINEM METALOXYD FüR DIE OLEFINISOMERISIERUNG
DE69126393T2 (de) Hydrierkatalysator bestehend aus einer Teilchen enthaltenden Zusammensetzung und Verfahren zu dessen Herstellung
DE69523614T2 (de) Ein konzentrat der hydroxyzitronensäure und verfahren zu seiner herstellung
DE69511823T2 (de) Verfahren zur Herstellung von funktionalisierten Fasern zur Trennung und daraus hergestellte Ionenaustauschfasern
DE69518547D1 (de) Verfahren zur Herstellung von Acrylsäure
DE69512499D1 (de) Verfahren zur Herstellung von Metallhalogeniden mittels Sol-Gel-Verfahren
DE59506573D1 (de) Verfahren zur Herstellung von Filtern
AT376204B (de) Verfahren zur herstellung von neuen amiden der 1-methyl-5-p-toluoylpyrrol-2-essigsaeure
DE69527493T2 (de) Lösungsmittelfreies Verfahren für die Herstellung von Polyarylenethern
DE59500785D1 (de) Verfahren zur Herstellung von Purpurpigmenten
DE69708789D1 (de) Verfahren zur Herstellung von synthetischen Silicaten und deren Verwendung für die Glasherstellung
DE59500390D1 (de) Verfahren zur Förderung von Erdöl
AT384628B (de) Cellulosefasern, insbesondere fuer die herstellung von vliesen und verfahren zur herstellung der fasern
DE59506673D1 (de) Verfahren zur Herstellung von Aminen
DE69513883T2 (de) Verfahren zur Herstellung von Reibungsplatten
DE69519784T2 (de) Verfahren zur Herstellung von feinteiliger Kieselsäure
DE69511130T2 (de) Verfahren zur Herstellung von Basisschmieröl
DE69511747T2 (de) Verfahren zur Herstellung von Wabenkörpern
DE69520175D1 (de) Kupferkatalysator für die Hydratierung von Nitrilen und Verfahren zu dessen Herstellung
DE59501204D1 (de) Verfahren zur Herstellung von Aminen
PT81443A (de) Verfahren zur herstellung von corticosteroid-21-phosphorsaeuren und deren salzen und die corticosteroid-21-phosphorsaeuretriester
DE69312199T2 (de) Verfahren zur Herstellung von Metall-Oxid und so erhaltenes Metal-Oxid
AT377975B (de) Verfahren zur herstellung von neuen nitrilotriessigsaeureamiden
ATA261890A (de) 4-trans-(n-isopropyliden-amino)-cyclohexanol und verfahren zu seiner herstellung
DE69522175D1 (de) Verfahren zur Herstellung von Alkylensulfiden

Legal Events

Date Code Title Description
8364 No opposition during term of opposition