DE69507608T2 - Suspensionspolymerisation von tetrafluorethylen - Google Patents

Suspensionspolymerisation von tetrafluorethylen

Info

Publication number: DE69507608T2
Authority: DE; Germany
Prior art keywords: tetrafluorethylene; suspension polymerization; polymerization; suspension
Prior art date: 1994-05-02
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

DE69507608T

Other languages

English (en)

Other versions

DE69507608D1 (de

Inventor

Ralph Aten

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.)

1994-05-02

Filing date

1995-04-28

Publication date

1999-09-09

1995-04-28 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1999-03-11 Application granted granted Critical

1999-03-11 Publication of DE69507608D1 publication Critical patent/DE69507608D1/de

1999-09-09 Publication of DE69507608T2 publication Critical patent/DE69507608T2/de

2015-04-29 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
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F14/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen
- C08F14/18—Monomers containing fluorine
- C08F14/26—Tetrafluoroethene

DE69507608T 1994-05-02 1995-04-28 Suspensionspolymerisation von tetrafluorethylen Expired - Fee Related DE69507608T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US08/236,852 US5405923A (en)	1994-05-02	1994-05-02	Suspension polymerization of TFE
PCT/US1995/005297 WO1995029943A1 (en)	1994-05-02	1995-04-28	Suspension polymerization of tfe

Publications (2)

Publication Number	Publication Date
DE69507608D1 DE69507608D1 (de)	1999-03-11
DE69507608T2 true DE69507608T2 (de)	1999-09-09

Family

ID=22891249

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69507608T Expired - Fee Related DE69507608T2 (de)	1994-05-02	1995-04-28	Suspensionspolymerisation von tetrafluorethylen

Country Status (5)

Country	Link
US (1)	US5405923A (de)
EP (1)	EP0758345B1 (de)
CN (1)	CN1087309C (de)
DE (1)	DE69507608T2 (de)
WO (1)	WO1995029943A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6177533B1 (en)	1998-11-13	2001-01-23	E. I. Du Pont De Nemours And Company	Polytetrafluoroethylene resin
US6136933A (en) *	1998-11-13	2000-10-24	E. I. Du Pont De Nemours And Company	Process for polymerizing tetrafluoroethylene
US7176265B2 (en) *	2002-11-22	2007-02-13	E. I. Du Pont De Nemours And Company	Directly polymerized low molecular weight granular polytetrafluoroethylene
US7247690B2 (en) *	2003-04-17	2007-07-24	E. I. Du Pont De Nemours And Company	Melt-fabricable tetrafluoroethylene/fluorinated vinyl ether copolymer prepared by suspension polymerization
US8015998B2 (en) *	2004-08-12	2011-09-13	Harris Mud & Chemical, Inc.	Method for patching or sealing leaks in fluid systems
KR101261110B1 (ko) *	2008-10-27	2013-05-06	다이호 고교 가부시키가이샤	Ｐｔｆｅ 계 슬라이딩 재료, 베어링 및 ｐｔｆｅ 계 슬라이딩 재료의 제조 방법

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2393967A (en) *	1942-12-24	1946-02-05	Du Pont	Process for polymerizing tetrafluoroethylene
JPS4928026B1 (de) *	1965-01-12	1974-07-23
US3624064A (en) *	1967-05-15	1971-11-30	Kureha Chemical Ind Co Ltd	Polymerization of fluoroethylenes
FR2153488A5 (de) *	1971-09-13	1973-05-04	Ugine Kuhlmann
JPS52112686A (en) *	1976-03-18	1977-09-21	Daikin Ind Ltd	Preparation of tetrafluoroethylene polymer
US4189551A (en) *	1978-06-19	1980-02-19	E. I. Du Pont De Nemours And Company	Process for reducing adhesions during suspension polymerization
FR2491477A1 (fr) *	1979-12-21	1982-04-09	Ugine Kuhlmann	Procede de polymerisation du tetrafluorethylene en dispersion aqueuse
DE4022405A1 (de) *	1990-07-13	1992-01-16	Hoechst Ag	Verfahren zur herstellung von tetrafluorethylen-polymerisat in waessriger suspension

1994
- 1994-05-02 US US08/236,852 patent/US5405923A/en not_active Expired - Lifetime
1995
- 1995-04-28 EP EP95918871A patent/EP0758345B1/de not_active Expired - Lifetime
- 1995-04-28 CN CN95192915.1A patent/CN1087309C/zh not_active Expired - Fee Related
- 1995-04-28 DE DE69507608T patent/DE69507608T2/de not_active Expired - Fee Related
- 1995-04-28 WO PCT/US1995/005297 patent/WO1995029943A1/en active IP Right Grant

Also Published As

Publication number	Publication date
WO1995029943A1 (en)	1995-11-09
CN1087309C (zh)	2002-07-10
EP0758345A1 (de)	1997-02-19
CN1147262A (zh)	1997-04-09
US5405923A (en)	1995-04-11
EP0758345B1 (de)	1999-01-27
DE69507608D1 (de)	1999-03-11

Similar Documents

Publication	Publication Date	Title
DE69617221T2 (de)	2002-05-08	Modifikation der oberflächen von polymeren
DE69418220T2 (de)	1999-12-30	Befestigung von Biomolekülen
DE69533361D1 (de)	2004-09-16	Umsetzung von kohlenwasserstoffen
DE69502388D1 (de)	1998-06-10	Zusammensetzung von sich gegenseitig durchdringenden polymeren strukturen
DE69805429D1 (de)	2002-06-20	Koronabehandlung von polymeren
DE69520208D1 (de)	2001-04-05	Herstellung von nicht-zeolithischen molekularsieben
NO914661D0 (no)	1991-11-27	Kationisk polymerisasjon av 1-olefiner
DE69121496T2 (de)	1997-03-20	Suspensionspolymerisation von vinylverbindungen
DE69507842T2 (de)	1999-06-17	Wässrige microemulsionspolymerisation von tetrafluorethylen
DE69626729D1 (de)	2003-04-24	Kombination von Datenwerten
DE69433615D1 (de)	2004-04-22	Präzise Bestimmung von Molekulargewichten
DE69716353D1 (de)	2002-11-21	Suspensionspolymerisationverfahren von Fluorethylenen
DE69628195D1 (de)	2003-06-18	Verwendung von xyloglucanendotransglycosylase
DE69418193D1 (de)	1999-06-02	Sichere handhabung von tetrafluorethylen
DE69535565D1 (de)	2007-09-27	Verwendung von desulfatiertem Heparin
DE69519381T2 (de)	2001-03-29	Modifizierung von ölen
DE59500602D1 (de)	1997-10-09	Radaufhängung
DE69507608D1 (de)	1999-03-11	Suspensionspolymerisation von tetrafluorethylen
DE59403769D1 (de)	1997-09-25	Molekulargewichtserhöhung von Polyamiden
DE69602155D1 (de)	1999-05-27	Verbesserung von Branntweinen
DE69626440T2 (de)	2003-10-02	Halomethylierung von Polymeren
DE69122912D1 (de)	1996-12-05	Suspensionspolymerizationsverfahren und Toner Zusammensetzungen
DE69605708T2 (de)	2000-07-13	Reinigung von Pentafluorethan
DE69520374D1 (de)	2001-04-19	Formen von Strukturelementen
DE59501871D1 (de)	1998-05-20	Monocarbonsäureamide von Polyaminen

Legal Events

Date	Code	Title	Description
2000-02-24	8364	No opposition during term of opposition
2010-02-18	8339	Ceased/non-payment of the annual fee