DE69512911D1 - Verfahren zur herstellung von weichschaumstoffen - Google Patents

Verfahren zur herstellung von weichschaumstoffen

Info

Publication number: DE69512911D1
Authority: DE; Germany
Prior art keywords: producing soft; soft foams; foams; producing; soft
Prior art date: 1994-06-16
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 - Fee Related

Application number

DE69512911T

Other languages

English (en)

Other versions

DE69512911T2 (de

Inventor

Dirk Gerber

Johan Derluyn

Eric Huygens

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.)

Huntsman International LLC

Original Assignee

Huntsman International LLC

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.)

1994-06-16

Filing date

1995-05-31

Publication date

1999-11-25

1994-06-16 Priority claimed from GB9412105A external-priority patent/GB9412105D0/en

1995-05-31 Application filed by Huntsman International LLC filed Critical Huntsman International LLC

1999-11-25 Publication of DE69512911D1 publication Critical patent/DE69512911D1/de

2000-04-27 Application granted granted Critical

2000-04-27 Publication of DE69512911T2 publication Critical patent/DE69512911T2/de

2015-06-01 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4833—Polyethers containing oxyethylene units
- C08G18/4837—Polyethers containing oxyethylene units and other oxyalkylene units
- C08G18/4841—Polyethers containing oxyethylene units and other oxyalkylene units containing oxyethylene end groups
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/0058—≥50 and <150kg/m3
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent

DE69512911T 1994-06-16 1995-05-31 Verfahren zur herstellung von weichschaumstoffen Expired - Fee Related DE69512911T2 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
GB9412105A GB9412105D0 (en)	1994-06-16	1994-06-16	Process for preparing flexible foams
EP94203786		1994-12-30
PCT/EP1995/002069 WO1995034591A1 (en)	1994-06-16	1995-05-31	Process for preparing flexible foams

Publications (2)

Publication Number	Publication Date
DE69512911D1 true DE69512911D1 (de)	1999-11-25
DE69512911T2 DE69512911T2 (de)	2000-04-27

Family

ID=26136870

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
DE69512911T Expired - Fee Related DE69512911T2 (de)	1994-06-16	1995-05-31	Verfahren zur herstellung von weichschaumstoffen
DE69516517T Expired - Fee Related DE69516517T2 (de)	1994-06-16	1995-05-31	Verfahren zur herstellung eines polyurethan-weichschaumstoffes
DE69514659T Expired - Fee Related DE69514659T2 (de)	1994-06-16	1995-05-31	Verfahren zur herstellung von weichschaumstoffen

Family Applications After (2)

Application Number	Title	Priority Date	Filing Date
DE69516517T Expired - Fee Related DE69516517T2 (de)	1994-06-16	1995-05-31	Verfahren zur herstellung eines polyurethan-weichschaumstoffes
DE69514659T Expired - Fee Related DE69514659T2 (de)	1994-06-16	1995-05-31	Verfahren zur herstellung von weichschaumstoffen

Country Status (11)

Country	Link
US (5)	US5521225A (de)
EP (3)	EP0765355B1 (de)
JP (3)	JP3995709B2 (de)
CN (3)	CN1070874C (de)
AU (3)	AU691301B2 (de)
CA (3)	CA2190583A1 (de)
DE (3)	DE69512911T2 (de)
ES (3)	ES2144613T3 (de)
MY (2)	MY130513A (de)
TW (3)	TW344750B (de)
WO (3)	WO1995034590A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6376698B1 (en) *	1991-12-17	2002-04-23	Imperial Chemical Industries Plc	Prepolymers
US5792998A (en) *	1993-04-19	1998-08-11	Cabot Safety Intermediate Corporation	Acoustical hearing protective devices utilizing dynamically stiff foam and methods of producing same
CA2136463A1 (en) *	1994-02-03	1995-08-04	Sharon A. Free	Very fine cell polyurethane foams and processes for producing the same
WO1997019971A1 (en) *	1995-11-30	1997-06-05	Imperial Chemical Industries Plc	Process for preparing a flexible polyurethane foam
HUP9904183A3 (en)	1996-11-08	2000-05-29	Huntsman Ici Chemicals	Process for making flexible polyurethane foams
TR199900992T2 (xx) *	1996-11-08	2000-07-21	Hunstman Ici Chemicals Llc	Yeni b�k�lgen poli�retan k�p�kleri.
US6090864A (en) *	1997-04-25	2000-07-18	Basf Corporation	Polymeric MDI prepolymer composition and flexible foams prepared therefrom
US5874485A (en) *	1997-11-10	1999-02-23	Bayer Corporation	Flexible foams and flexible molded foams based on allophanate-modified diphenylmethane diisocyanates and processes for the production of these foams
US5821275A (en) *	1997-11-10	1998-10-13	Bayer Corporation	Flexible foams and flexible molded foams based on liquid isocyanate-terminated allophanate-modified MDI prepolymer blends and processes for the production of these foams
EP1161475B1 (de) *	1999-03-17	2004-03-24	Huntsman International Llc	Verfahren zur herstellung von polyurethanformmassen
AU2004901A (en)	2000-01-17	2001-07-31	Huntsman International Llc	Process for preparing a free rise or slabstock flexible polyurethane foam
US6482913B1 (en) *	2000-02-07	2002-11-19	Bayer Aktiengesellschaft	Liquid MDI adducts wtih improved freeze stability
US6344494B1 (en)	2000-05-24	2002-02-05	Basf Corporation	Use of low unsaturated polyether polyols in slabstock foam applications
US6201035B1 (en)	2000-05-24	2001-03-13	Basf Corporation	Use of low unsaturated polyether polyols in high resilience slabstock foam applications
US6271279B1 (en)	2000-07-10	2001-08-07	Bayer Corporation	High resilient flexible urethane foam and flexible molded foams based on allophanate modified isocyanates
EP1178061A1 (de) *	2000-08-01	2002-02-06	Huntsman International Llc	Verfahren zur Herstellung eines Polyurethanmaterials
CA2411887A1 (en) *	2000-08-01	2002-02-07	Huntsman International Llc	Manufacture of mdi-tdi based flexible polyurethane foams
US6750367B2 (en) *	2002-05-09	2004-06-15	Bayer Polymers Llc	Tetralin isocyanates
DE10303172A1 (de) *	2003-01-27	2004-07-29	Basf Ag	Verfahren zur Herstellung von Polyurethanintegralschaumstoffen
US7855240B2 (en) *	2003-08-20	2010-12-21	Basf Corporation	Formulated resin component for use in spray-in-place foam system to produce a low density polyurethane foam
US8552078B2 (en) *	2006-10-17	2013-10-08	Air Products And Chemicals, Inc.	Crosslinkers for improving stability of polyurethane foams
JP2008247996A (ja) *	2007-03-29	2008-10-16	Nippon Polyurethane Ind Co Ltd	ポリイソシアネート組成物及びそれを用いた軟質ポリウレタンフォームの製造方法
US8901187B1 (en)	2008-12-19	2014-12-02	Hickory Springs Manufacturing Company	High resilience flexible polyurethane foam using MDI
US8906975B1 (en)	2009-02-09	2014-12-09	Hickory Springs Manufacturing Company	Conventional flexible polyurethane foam using MDI
JP4920051B2 (ja) *	2009-02-25	2012-04-18	株式会社日立製作所	酸素燃焼ボイラプラント及び酸素燃焼ボイラプラントの運転方法
EP2344560B1 (de) *	2009-10-07	2013-04-03	Huntsman International LLC	Verfahren zur herstellung eines flexiblen polyurethanschaumstoffs
BR112013010674B1 (pt) *	2010-11-03	2021-08-31	Dow Global Technologies Llc	Espuma de poliuretano, método para produção de uma espuma de poliuretano, artigo de mobiliário e cadeira
WO2015007731A1 (en)	2013-07-16	2015-01-22	Basf Se	Isocyanate prepolymer composition and crosslinked polyurethane prepared therefrom
CN104558509A (zh) *	2015-01-05	2015-04-29	金华派对乳胶工艺品有限公司	一种聚氨酯仿真兵器配方及其制备方法
JP6159036B1 (ja) *	2015-08-18	2017-07-05	三井化学株式会社	発泡ポリウレタン材料、成形品、および、発泡ポリウレタン材料の製造方法
JP6741420B2 (ja) *	2015-12-16	2020-08-19	株式会社ブリヂストン	乗り物のシート用パッド形成用軟質ポリウレタンフォーム、及び乗り物のシート用パッド
CN106315282A (zh) *	2016-08-20	2017-01-11	怀宁县马庙阳光塑料包装厂	一种印刷品的齐纸架装置
BR112021000099A2 (pt) *	2018-07-06	2021-03-30	Basf Se	Espuma de poliuretano elastomérica, pré-polímeros e método para formar uma espuma
US10793692B2 (en) *	2018-10-24	2020-10-06	Covestro Llc	Viscoelastic flexible foams comprising hydroxyl-terminated prepolymers
CN109679069A (zh) *	2019-01-10	2019-04-26	广东也乐新材料制造有限公司	一种仿乳胶超软高回弹海绵及其生产工艺

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS583488B2 (ja) *	1978-05-15	1983-01-21	株式会社ブリヂストン	軟質ポリエ−テルポリウレタンフオ−ムの製造方法
EP0010850B2 (de) *	1978-10-03	1990-01-31	Imperial Chemical Industries Plc	Flüssige Polyisocyanatzusammensetzungen
DE2945986A1 (de) *	1978-11-16	1980-06-04	Bridgestone Tire Co Ltd	Sicherheits-tank und verfahren zu dessen herstellung
EP0022617B2 (de) *	1979-07-11	1991-09-25	Imperial Chemical Industries Plc	Polyisocyanatmassen und deren Verwendung zur Herstellung von Polyurethanschäumen
DE3241450A1 (de) *	1982-11-10	1984-05-10	Basf Ag, 6700 Ludwigshafen	Fluessige urethangruppen enthaltende polyisocyanatmischungen auf diphenylmethan-diisocyanat-basis, verfahren zu deren herstellung und deren verwendung zur herstellung von polyurethan-weichschaumstoffen
JPH0621148B2 (ja) *	1986-01-27	1994-03-23	三井東圧化学株式会社	ポリウレタン弾性フオ−ム
DE3721058A1 (de) *	1987-06-26	1989-01-05	Bayer Ag	Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen
DE3806476A1 (de) *	1988-03-01	1989-09-14	Bayer Ag	Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen mit hervorragenden daempfungseigenschaften
DE3818769A1 (de) *	1988-06-02	1989-12-07	Bayer Ag	Fluessige polyisocyanatmischungen, ein verfahren zu ihrer herstellung und ihre verwendung zur herstellung von polyurethan-weichschaumstoffen
GB8908490D0 (en) *	1989-04-14	1989-06-01	Ici Plc	Prepolymers
IT1229756B (it) *	1989-05-17	1991-09-10	Montedipe Spa	Schiume poliuretaniche flessibili e procedimento per la loro preparazione
JPH03124741A (ja) *	1989-09-29	1991-05-28	Dow Chem Co:The	軟質ポリウレタンフォームおよびその製造方法
JPH0733423B2 (ja) *	1989-10-03	1995-04-12	日本ポリウレタン工業株式会社	軟質ポリウレタン発泡体の製造方法
JP2658463B2 (ja) *	1989-12-28	1997-09-30	カシオ計算機株式会社	自動演奏装置
AU636191B2 (en) *	1990-02-01	1993-04-22	Huntsman Ici Chemicals Llc	Manufacturing of polymeric foams from polyisocyanate compositions
JP3044261B2 (ja) *	1990-04-11	2000-05-22	東ソー株式会社	通気性に優れた軟質ポリウレタンフォ−ムの製造法
EP0609320A1 (de) *	1991-10-25	1994-08-10	The Dow Chemical Company	Polyisocyanatzusammensetzungen und darauf basierende polyurethannartschaeume
US5240635A (en) *	1992-02-06	1993-08-31	The Dow Chemical Company	Composition of flexible polyurethane foams blown using reduced amounts of chlorofluorocarbon blowing agents and method for preparation
DE4204395A1 (de) *	1992-02-14	1993-08-19	Bayer Ag	Verfahren zur herstellung von kalthaertenden polyurethan-weichformschaumstoffen
US5236960A (en) *	1992-06-22	1993-08-17	Basf Corporation	Water-blown polyurethane integral skin foam
GB9214372D0 (en) *	1992-07-07	1992-08-19	Ici Plc	Process for making mdi based flexible foam
US5418261A (en) *	1993-01-25	1995-05-23	Imperial Chemical Industries Plc	Polyurethane foams
DE4337012A1 (de) *	1993-10-29	1995-05-04	Bayer Ag	Verfahren zur Herstellung halbharter Urethangruppen aufweisender Schaumstoffe mit verbesserten Fließeigenschaften
US5389693A (en) *	1994-05-31	1995-02-14	The Dow Chemical Company	Integral skin polyurethane foams and process for the preparation thereof

1995
- 1995-05-23 TW TW084105188A patent/TW344750B/zh not_active IP Right Cessation
- 1995-05-23 TW TW084105175A patent/TW290564B/zh active
- 1995-05-23 TW TW084105189A patent/TW358815B/zh not_active IP Right Cessation
- 1995-05-31 DE DE69512911T patent/DE69512911T2/de not_active Expired - Fee Related
- 1995-05-31 AU AU26723/95A patent/AU691301B2/en not_active Ceased
- 1995-05-31 ES ES95921792T patent/ES2144613T3/es not_active Expired - Lifetime
- 1995-05-31 ES ES95921791T patent/ES2141944T3/es not_active Expired - Lifetime
- 1995-05-31 JP JP50155296A patent/JP3995709B2/ja not_active Expired - Lifetime
- 1995-05-31 JP JP50155396A patent/JP3995710B2/ja not_active Expired - Lifetime
- 1995-05-31 EP EP95921793A patent/EP0765355B1/de not_active Expired - Lifetime
- 1995-05-31 EP EP95921792A patent/EP0765354B1/de not_active Expired - Lifetime
- 1995-05-31 CN CN95193614A patent/CN1070874C/zh not_active Expired - Fee Related
- 1995-05-31 WO PCT/EP1995/002068 patent/WO1995034590A1/en active IP Right Grant
- 1995-05-31 WO PCT/EP1995/002069 patent/WO1995034591A1/en active IP Right Grant
- 1995-05-31 AU AU26724/95A patent/AU691623B2/en not_active Ceased
- 1995-05-31 JP JP50155496A patent/JP3995711B2/ja not_active Expired - Lifetime
- 1995-05-31 AU AU26725/95A patent/AU691002B2/en not_active Ceased
- 1995-05-31 ES ES95921793T patent/ES2139216T3/es not_active Expired - Lifetime
- 1995-05-31 CA CA002190583A patent/CA2190583A1/en not_active Abandoned
- 1995-05-31 CA CA002190584A patent/CA2190584A1/en not_active Abandoned
- 1995-05-31 CN CN95193615A patent/CN1150813A/zh active Pending
- 1995-05-31 CA CA002190585A patent/CA2190585A1/en not_active Abandoned
- 1995-05-31 DE DE69516517T patent/DE69516517T2/de not_active Expired - Fee Related
- 1995-05-31 EP EP95921791A patent/EP0765353B1/de not_active Expired - Lifetime
- 1995-05-31 DE DE69514659T patent/DE69514659T2/de not_active Expired - Fee Related
- 1995-05-31 WO PCT/EP1995/002067 patent/WO1995034589A1/en active IP Right Grant
- 1995-05-31 CN CN95193611A patent/CN1069325C/zh not_active Expired - Fee Related
- 1995-06-05 US US08/464,493 patent/US5521225A/en not_active Expired - Lifetime
- 1995-06-05 US US08/462,093 patent/US5491176A/en not_active Expired - Lifetime
- 1995-06-05 US US08/464,195 patent/US5491177A/en not_active Expired - Lifetime
- 1995-06-14 MY MYPI95001594A patent/MY130513A/en unknown
- 1995-06-14 MY MYPI95001590A patent/MY112722A/en unknown
1996
- 1996-01-25 US US08/591,073 patent/US5594040A/en not_active Expired - Lifetime
- 1996-01-25 US US08/591,047 patent/US5594039A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
MY130513A (en)	2007-06-29
ES2141944T3 (es)	2000-04-01
TW344750B (en)	1998-11-11
EP0765354B1 (de)	2000-04-26
CN1069325C (zh)	2001-08-08
CA2190585A1 (en)	1995-12-21
CN1070874C (zh)	2001-09-12
TW358815B (en)	1999-05-21
JPH10501572A (ja)	1998-02-10
US5594039A (en)	1997-01-14
EP0765353A1 (de)	1997-04-02
DE69514659D1 (de)	2000-02-24
JP3995710B2 (ja)	2007-10-24
CN1150812A (zh)	1997-05-28
US5521225A (en)	1996-05-28
WO1995034589A1 (en)	1995-12-21
WO1995034591A1 (en)	1995-12-21
AU691623B2 (en)	1998-05-21
ES2144613T3 (es)	2000-06-16
MX9605707A (es)	1998-05-31
AU2672495A (en)	1996-01-05
AU691301B2 (en)	1998-05-14
WO1995034590A1 (en)	1995-12-21
JP3995709B2 (ja)	2007-10-24
DE69514659T2 (de)	2000-12-07
EP0765353B1 (de)	2000-01-19
US5491177A (en)	1996-02-13
MY112722A (en)	2001-08-30
MX9605705A (es)	1998-05-31
JP3995711B2 (ja)	2007-10-24
CA2190584A1 (en)	1995-12-21
EP0765354A1 (de)	1997-04-02
AU2672395A (en)	1996-01-05
CA2190583A1 (en)	1995-12-21
MX9605706A (es)	1998-06-30
ES2139216T3 (es)	2000-02-01
TW290564B (de)	1996-11-11
AU2672595A (en)	1996-01-05
DE69512911T2 (de)	2000-04-27
EP0765355B1 (de)	1999-10-20
CN1150811A (zh)	1997-05-28
DE69516517D1 (de)	2000-05-31
AU691002B2 (en)	1998-05-07
US5491176A (en)	1996-02-13
JPH10501571A (ja)	1998-02-10
CN1150813A (zh)	1997-05-28
EP0765355A1 (de)	1997-04-02
DE69516517T2 (de)	2000-09-14
US5594040A (en)	1997-01-14
JPH10501830A (ja)	1998-02-17

Legal Events

Date	Code	Title	Description
2000-11-09	8364	No opposition during term of opposition
2010-03-25	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE69510953D1 (de)	1999-08-26	Verfahren zur herstellung von weichschäumen
DE69512911D1 (de)	1999-11-25	Verfahren zur herstellung von weichschaumstoffen
DE69512888T2 (de)	2000-06-15	Verfahren zur herstellung von alkoholen
DE59708146D1 (de)	2002-10-10	Verfahren zur herstellung von polyalkoholen
DE69618020D1 (de)	2002-01-24	Verfahren zur herstellung von hydrofluorethern
DE69519379T2 (de)	2001-03-29	Verfahren zur herstellung von trifluorethylene
DE69515693T2 (de)	2000-07-27	Verfahren zur herstellung von phosgen
ATE194850T1 (de)	2000-08-15	Verfahren zur herstellung von peroxiperfluoropolyxyalkylene
DE59705109D1 (de)	2001-11-29	Verfahren zur herstellung von arylcyanaten
DE69510466D1 (de)	1999-07-29	Verfahren zur herstellung von n-phosphonomethylglyzin
DE69414253T2 (de)	1999-05-06	Verfahren zur herstellung von oximin
DE69504093T2 (de)	1999-01-21	Verfahren zur herstellung von polyurethanhartschaumstoffen
DE69510199D1 (de)	1999-07-15	Verfahren zur herstellung von penolschaum
DE59401406D1 (de)	1997-02-06	Verfahren zur herstellung von naphtalocyaninen
ATE198318T1 (de)	2001-01-15	Verfahren zur herstellung von n-acetonylbenzamide
DE59509620D1 (de)	2001-10-25	Verfahren zur herstellung von acyloinen
DE69514369D1 (de)	2000-02-10	Verfahren zur herstellung von pentafluorethan
DE69407431D1 (de)	1998-01-29	Verfahren zur herstellung von polyurethanhartschaumstoffen
DE59404478D1 (de)	1997-12-04	Verfahren zur herstellung von polyvinylpyridin-n-oxiden
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