WO1990006046A3 - Method for purifying a crude dimethyl naphthalene dicarboxylate - Google Patents
Method for purifying a crude dimethyl naphthalene dicarboxylate Download PDFInfo
- Publication number
- WO1990006046A3 WO1990006046A3 PCT/US1989/005282 US8905282W WO9006046A3 WO 1990006046 A3 WO1990006046 A3 WO 1990006046A3 US 8905282 W US8905282 W US 8905282W WO 9006046 A3 WO9006046 A3 WO 9006046A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- purifying
- naphthalene dicarboxylate
- dimethyl naphthalene
- crude dimethyl
- containing component
- Prior art date
Links
- JGJWEXOAAXEJMW-UHFFFAOYSA-N dimethyl naphthalene-1,2-dicarboxylate Chemical compound C1=CC=CC2=C(C(=O)OC)C(C(=O)OC)=CC=C21 JGJWEXOAAXEJMW-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 abstract 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract 1
- 229910052794 bromium Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 239000011572 manganese Substances 0.000 abstract 1
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical compound C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 abstract 1
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
- C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
- C07C69/84—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring
- C07C69/88—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring of monocyclic hydroxy carboxylic acids, the hydroxy groups and the carboxyl groups of which are bound to carbon atoms of a six-membered aromatic ring with esterified carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/56—Separation; Purification; Stabilisation; Use of additives by solid-liquid treatment; by chemisorption
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019900701556A KR0137646B1 (en) | 1988-11-21 | 1989-11-17 | Method for purifying a crude dimethyl naphthalene dicarboxylate |
DE68926574T DE68926574T2 (en) | 1988-11-21 | 1989-11-17 | METHOD FOR PURIFYING A RAW DIMETHYL-NAPHTHALINE DIKARBOXYLATE |
EP90900473A EP0444132B1 (en) | 1988-11-21 | 1989-11-17 | Method for purifying a crude dimethyl naphthalene dicarboxylate |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US274,238 | 1988-11-21 | ||
US07/274,238 US4886901A (en) | 1988-11-21 | 1988-11-21 | Method for purifying a crude dimethyl naphthalene dicarboxylate |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1990006046A2 WO1990006046A2 (en) | 1990-06-14 |
WO1990006046A3 true WO1990006046A3 (en) | 1990-08-09 |
Family
ID=23047381
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1989/005282 WO1990006046A2 (en) | 1988-11-21 | 1989-11-17 | Method for purifying a crude dimethyl naphthalene dicarboxylate |
Country Status (7)
Country | Link |
---|---|
US (1) | US4886901A (en) |
EP (1) | EP0444132B1 (en) |
JP (1) | JP2808185B2 (en) |
KR (1) | KR0137646B1 (en) |
AT (1) | ATE138636T1 (en) |
DE (1) | DE68926574T2 (en) |
WO (1) | WO1990006046A2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5101050A (en) * | 1989-11-29 | 1992-03-31 | Amoco Corporation | Process for the production of aromatic anhydrides and aromatic esters with superior color properties |
US5169977A (en) * | 1990-03-15 | 1992-12-08 | Mitsubishi Gas Chemical Company, Inc. | Process for purifying dimethyl-2,6-naphthalene dicarboxylate |
US5095135A (en) * | 1990-04-05 | 1992-03-10 | Sumikin Chemical Co., Ltd. | Process for the preparation of high-purity naphthalenecarboxylic acid esters |
US5194572A (en) * | 1990-08-30 | 1993-03-16 | Amoco Corporation | Stabilized naphthalenedicarboxylic acid diesters |
US5138025A (en) * | 1990-08-30 | 1992-08-11 | Amoco Corporation | Stabilized naphthalenedicarboxylic acid diesters |
US5328927A (en) * | 1992-03-03 | 1994-07-12 | Merck Sharpe & Dohme, Ltd. | Hetercyclic compounds, processes for their preparation and pharmaceutical compositions containing them |
US5929274A (en) * | 1995-06-07 | 1999-07-27 | Hfm International, Inc. | Method to reduce carboxybenzaldehyde isomers in terephthalic acid or isophthalic acid |
US6054610A (en) * | 1995-06-07 | 2000-04-25 | Hfm International, Inc. | Method and apparatus for preparing purified terephthalic acid and isophthalic acid from mixed xylenes |
US6013835A (en) * | 1995-06-07 | 2000-01-11 | Hfm International, Inc. | Method and apparatus for preparing purified terephthalic acid |
US5767311A (en) * | 1995-06-07 | 1998-06-16 | Glitsch International, Inc. | Method and apparatus for preparing purified terephtalic acid |
US6013831A (en) * | 1997-05-08 | 2000-01-11 | Mitsubishi Gas Chemical Company, Inc. | Processes for the production of high-purity dimethyl 2, 6-naphthalenedicarboxylate and naphthalenedicarboxylic acid |
ES2216953T3 (en) | 1999-08-30 | 2004-11-01 | MOSSI & GHISOLFI INTERNATIONAL S.A. | AN INTEGRATED PROCESS FOR THE PRODUCTION OF ACID 2,6-NAFTALEN DICARBOXILICO. |
KR100417058B1 (en) * | 2001-06-01 | 2004-02-05 | 한국화학연구원 | Purification Method and Equipment for Polyethylene Wax |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334131A (en) * | 1962-03-09 | 1967-08-01 | Chemische Werke Witten | Process for the preparation of methyl esters of aromatic polyhalogen carboxylic acids |
US3425915A (en) * | 1967-02-09 | 1969-02-04 | Edward S Roberts | Purification of high boiling aromatic compounds by codistillation with a chlorinated diphenyl solvent |
US3962315A (en) * | 1973-05-09 | 1976-06-08 | Hoechst Aktiengesellschaft | Process for the purification of terephthalic acid dimethyl ester |
US4048021A (en) * | 1974-02-12 | 1977-09-13 | Teijin Limited | Method of purifying crude 2,6-naphthalenedicarboxylic acid dimethyl ester |
US4126755A (en) * | 1972-09-12 | 1978-11-21 | Dynamit Nobel Aktiengesellschaft | Process for the preparation of dimethyl terephthalate |
US4402195A (en) * | 1982-02-02 | 1983-09-06 | Campbell Loyal E | Drinking mug |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3402195A (en) * | 1964-05-18 | 1968-09-17 | Diamond Shamrock Corp | Recovery of alkyl tetrahaloterephthalates from xylene |
JPS4996467A (en) * | 1973-01-24 | 1974-09-12 | ||
AR204838A1 (en) * | 1973-08-20 | 1976-03-05 | Amp Inc | APPARATUS TO LOCATE IN A WORKING AREA IN A PREDETERMINED SPACED ARRANGEMENT THE FREE ENDS OF A PLURALITY OF ELECTRIC CONDUCTING WIRES |
JPS522237U (en) * | 1975-06-24 | 1977-01-08 | ||
JPS6119551A (en) * | 1984-05-17 | 1986-01-28 | Koyo Seiko Co Ltd | Equipment for grinding outer peripheral surface of outer ring of rolling bearing with shaft |
JPS6048814A (en) * | 1984-07-19 | 1985-03-16 | Yokota Kikai Kk | Conveyor for loading electronic part |
-
1988
- 1988-11-21 US US07/274,238 patent/US4886901A/en not_active Expired - Lifetime
-
1989
- 1989-11-17 DE DE68926574T patent/DE68926574T2/en not_active Expired - Fee Related
- 1989-11-17 EP EP90900473A patent/EP0444132B1/en not_active Expired - Lifetime
- 1989-11-17 KR KR1019900701556A patent/KR0137646B1/en not_active IP Right Cessation
- 1989-11-17 JP JP2500470A patent/JP2808185B2/en not_active Expired - Fee Related
- 1989-11-17 WO PCT/US1989/005282 patent/WO1990006046A2/en active IP Right Grant
- 1989-11-17 AT AT90900473T patent/ATE138636T1/en not_active IP Right Cessation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334131A (en) * | 1962-03-09 | 1967-08-01 | Chemische Werke Witten | Process for the preparation of methyl esters of aromatic polyhalogen carboxylic acids |
US3425915A (en) * | 1967-02-09 | 1969-02-04 | Edward S Roberts | Purification of high boiling aromatic compounds by codistillation with a chlorinated diphenyl solvent |
US4126755A (en) * | 1972-09-12 | 1978-11-21 | Dynamit Nobel Aktiengesellschaft | Process for the preparation of dimethyl terephthalate |
US3962315A (en) * | 1973-05-09 | 1976-06-08 | Hoechst Aktiengesellschaft | Process for the purification of terephthalic acid dimethyl ester |
US4048021A (en) * | 1974-02-12 | 1977-09-13 | Teijin Limited | Method of purifying crude 2,6-naphthalenedicarboxylic acid dimethyl ester |
US4402195A (en) * | 1982-02-02 | 1983-09-06 | Campbell Loyal E | Drinking mug |
Also Published As
Publication number | Publication date |
---|---|
EP0444132B1 (en) | 1996-05-29 |
KR900701727A (en) | 1990-12-04 |
JPH03502334A (en) | 1991-05-30 |
DE68926574T2 (en) | 1996-09-26 |
EP0444132A4 (en) | 1991-07-04 |
DE68926574D1 (en) | 1996-07-04 |
ATE138636T1 (en) | 1996-06-15 |
KR0137646B1 (en) | 1998-04-30 |
WO1990006046A2 (en) | 1990-06-14 |
US4886901A (en) | 1989-12-12 |
EP0444132A1 (en) | 1991-09-04 |
JP2808185B2 (en) | 1998-10-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO1990006046A3 (en) | Method for purifying a crude dimethyl naphthalene dicarboxylate | |
DE69405952D1 (en) | PRODUCTION OF ADDITION POLYMERSATION CATALYSTS BY METAL CENTER OXIDATION WEAKENED WITH A LEWIS ACID | |
PH29933A (en) | Catalyst and method for purifying crude terephthalic acid isophtalic acid or naphthalene dicarboxylic acid | |
DE69209770T2 (en) | Process for the preparation of aldehydes and their derivatives | |
CA2279510A1 (en) | Production of terephthalic acid | |
AU2729692A (en) | Method for production of phthalic anhydride by vapor-phase oxidation of mixture of ortho-xylene with naphthalene | |
MX9707721A (en) | Method for oxidising hydrocarbons, alcohols or ketones using heterogeneous catalysis. | |
RU94021689A (en) | METHOD FOR OBTAINING AROMATIC CARBONIC ACIDS | |
CA2122318A1 (en) | Vanadium phosphorous catalysts and process for the selective oxidation of hydrocarbons | |
EP0224368A3 (en) | Method for producing purified terephthalic acid | |
EP0318399A3 (en) | Process for the manufacture of dicarboxylic acids | |
EP0877012A3 (en) | Process for the production of high-purity dimethyl 2,6-naphthalenedicarboxylate and naphthalenedicarboxylic acid | |
EP0818433A3 (en) | Process for producing aromatic carboxylic acids | |
DE69310427D1 (en) | Process for the preparation of carboxylic acids by reaction of the alkanes with carbon monoxide | |
EP0329273A3 (en) | Process for producing 2,6-naphthalene dicarboxylic acid | |
EP0315100A3 (en) | Process for producing 2,6-naphthalenedicarboxylic acid from 2,6-diisopropylnaphthalene | |
EP0361840A3 (en) | Method for making 2,6-naphthalene-dicarboxylic acid | |
EP0784044A4 (en) | Process for producing monocarboxylic and/or dicarboxylic acids | |
ZA884149B (en) | Manufacturing phthalic acid anhydride by gas phase oxidation of xylol and naphthalene | |
IE45504L (en) | Preparing iso- or tere-phthalic acid | |
CA2063979A1 (en) | Process for the preparation of alkanesulfonylbenzoic acids | |
AU3195093A (en) | Process for making arylacrylic acids | |
EP0399459A3 (en) | Process for the preparation of polyethylene terephthalate from dimethylterephthalate | |
JPS55154939A (en) | Preparation of benzenecarboxylic acid | |
JPS5444630A (en) | Production of aromatic carboxylic acid |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A2 Designated state(s): JP KR |
|
AL | Designated countries for regional patents |
Kind code of ref document: A2 Designated state(s): AT BE CH DE ES FR GB IT LU NL SE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1990900473 Country of ref document: EP |
|
AK | Designated states |
Kind code of ref document: A3 Designated state(s): JP KR |
|
AL | Designated countries for regional patents |
Kind code of ref document: A3 Designated state(s): AT BE CH DE ES FR GB IT LU NL SE |
|
WWP | Wipo information: published in national office |
Ref document number: 1990900473 Country of ref document: EP |
|
WWG | Wipo information: grant in national office |
Ref document number: 1990900473 Country of ref document: EP |