DE3271576D1 - Process for esterifying fluorinated carboxylic acid polymer - Google Patents

Process for esterifying fluorinated carboxylic acid polymer

Info

Publication number: DE3271576D1
Authority: DE; Germany
Prior art keywords: esterifying; carboxylic acid; acid polymer; fluorinated carboxylic; fluorinated
Prior art date: 1981-10-26
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

Application number

DE8282305640T

Other languages

English (en)

Inventor

Walther Gustav Grot

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.)

1981-10-26

Filing date

1982-10-22

Publication date

1986-07-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23222296&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3271576(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1982-10-22 Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co

1986-07-10 Application granted granted Critical

1986-07-10 Publication of DE3271576D1 publication Critical patent/DE3271576D1/de

Status Expired legal-status Critical Current

Links

150000001732 carboxylic acid derivatives Chemical class 0.000 title 1
229920000642 polymer Polymers 0.000 title 1

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
- C08F8/00—Chemical modification by after-treatment
- C08F8/14—Esterification

DE8282305640T 1981-10-26 1982-10-22 Process for esterifying fluorinated carboxylic acid polymer Expired DE3271576D1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/314,973 US4415679A (en)	1981-10-26	1981-10-26	Process for esterifying fluorinated carboxylic acid polymer

Publications (1)

Publication Number	Publication Date
DE3271576D1 true DE3271576D1 (en)	1986-07-10

Family

ID=23222296

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE8282305640T Expired DE3271576D1 (en)	1981-10-26	1982-10-22	Process for esterifying fluorinated carboxylic acid polymer

Country Status (4)

Country	Link
US (1)	US4415679A (de)
EP (1)	EP0079157B1 (de)
JP (1)	JPS6056722B2 (de)
DE (1)	DE3271576D1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5792028A (en) *	1980-11-29	1982-06-08	Asahi Chem Ind Co Ltd	Fluorocarbon cation exchange membrane
GB8521325D0 (en) *	1985-08-27	1985-10-02	Raychem Ltd	Preparation of side-chain polymers
JPS62186902U (de) *	1986-05-20	1987-11-27
FR2618440B1 (fr) *	1987-07-20	1990-06-22	Acome Soc Coop Travailleurs	Materiau polymere insoluble a sites reactifs condenses, notamment du type groupe anhydride ou ester actif, procede de preparation de ce materiau polymere et application de ce materiau
US5230921A (en) *	1992-08-04	1993-07-27	Blacktoe Medical, Inc.	Flexible piezo-electric membrane
CN1305570C (zh) *	2004-03-14	2007-03-21	张�杰	一种全氟离子交换树脂的制备方法
WO2005108441A2 (en)	2004-05-12	2005-11-17	Canon Kabushiki Kaisha	Polymer having a sulfonic group or a sulfonate group and an amide group and method of producing same
JP2009523820A (ja)	2006-01-23	2009-06-25	アミラファーマシューティカルス，インコーポレーテッド	５−リポキシゲナーゼの三環系抑制剤
DE102007010066A1 (de) *	2007-02-28	2008-09-18	Autoliv Development Ab	Aufblasvorrichtung
WO2011118054A1 (ja) *	2010-03-23	2011-09-29	株式会社フジクラ	高周波電線及び高周波コイル
US8541587B2 (en)	2011-04-05	2013-09-24	Amira Pharmaceuticals, Inc.	Lysophosphatidic acid receptor antagonists
WO2012166415A1 (en)	2011-05-27	2012-12-06	Amira Pharmaceuticals, Inc.	Heterocyclic autotaxin inhibitors and uses thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1198633A (fr) *	1957-02-01	1959-12-08	Shell Res Ltd	Nouveaux composés de bore et leurs procédés de préparation
GB888766A (en) *	1959-08-04	1962-02-07	Du Pont	Improvements in or relating to fluorinated copolymers, their production and cured products obtained therefrom
CS171963B1 (de) *	1974-02-01	1976-11-29
CS173201B1 (de) *	1974-02-13	1977-02-28
CS182467B1 (en) *	1975-06-05	1978-04-28	Jiri Hradil	Method of preparing cationic ion exchanger
JPS52130892A (en) *	1976-04-27	1977-11-02	Du Pont	Method for esterification of fluorocarbon having pendant hydroxyl group
US4290833A (en) *	1979-09-28	1981-09-22	Olin Corporation	Method for sealing cation exchange membranes of carboxylic acid type fluorinated polymers

1981
- 1981-10-26 US US06/314,973 patent/US4415679A/en not_active Expired - Lifetime
1982
- 1982-10-22 DE DE8282305640T patent/DE3271576D1/de not_active Expired
- 1982-10-22 EP EP82305640A patent/EP0079157B1/de not_active Expired
- 1982-10-22 JP JP57184781A patent/JPS6056722B2/ja not_active Expired

Also Published As

Publication number	Publication date
EP0079157B1 (de)	1986-06-04
US4415679A (en)	1983-11-15
EP0079157A2 (de)	1983-05-18
JPS5880306A (ja)	1983-05-14
JPS6056722B2 (ja)	1985-12-11
EP0079157A3 (en)	1984-05-16

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Legal Events

Date	Code	Title	Description
1987-06-04	8363	Opposition against the patent
1992-01-02	8331	Complete revocation