ATE62258T1 - Herstellung von tetrafluoraethylenpolymeren. - Google Patents

Herstellung von tetrafluoraethylenpolymeren.

Info

Publication number: ATE62258T1
Authority: AT; Austria
Prior art keywords: production; tetrafluoraetylene; polymers; polymerisation; ptfe
Prior art date: 1986-11-26

Application number

AT87309633T

Other languages

English (en)

Inventor

Terence Edwin Attwood

Richard Frank Bridges

Original Assignee

Ici Plc

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.)

1986-11-26

Filing date

1987-10-30

Publication date

1991-04-15

1987-10-30 Application filed by Ici Plc filed Critical Ici Plc

1991-04-15 Application granted granted Critical

1991-04-15 Publication of ATE62258T1 publication Critical patent/ATE62258T1/de

Links

229920000642 polymer Polymers 0.000 title abstract 2
MKTOIPPVFPJEQO-UHFFFAOYSA-N 4-(3-carboxypropanoylperoxy)-4-oxobutanoic acid Chemical compound OC(=O)CCC(=O)OOC(=O)CCC(O)=O MKTOIPPVFPJEQO-UHFFFAOYSA-N 0.000 abstract 1
PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 abstract 1
239000006185 dispersion Substances 0.000 abstract 1
239000000839 emulsion Substances 0.000 abstract 1
239000003999 initiator Substances 0.000 abstract 1
239000004810 polytetrafluoroethylene Substances 0.000 abstract 1
229920001343 polytetrafluoroethylene Polymers 0.000 abstract 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
- C08F114/00—Homopolymers 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
- C08F114/18—Monomers containing fluorine
- C08F114/26—Tetrafluoroethene
- 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

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Polymerisation Methods In General (AREA)
Polymerization Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

AT87309633T 1986-11-26 1987-10-30 Herstellung von tetrafluoraethylenpolymeren. ATE62258T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB868628291A GB8628291D0 (en)	1986-11-26	1986-11-26	Tetrafluoroethylene polymers
EP87309633A EP0271198B1 (de)	1986-11-26	1987-10-30	Herstellung von Tetrafluoräthylenpolymeren

Publications (1)

Publication Number	Publication Date
ATE62258T1 true ATE62258T1 (de)	1991-04-15

Family

ID=10607986

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT87309633T ATE62258T1 (de)	1986-11-26	1987-10-30	Herstellung von tetrafluoraethylenpolymeren.

Country Status (8)

Country	Link
US (2)	US4766188A (de)
EP (1)	EP0271198B1 (de)
JP (1)	JP2636277B2 (de)
AT (1)	ATE62258T1 (de)
DE (1)	DE3769098D1 (de)
ES (1)	ES2021723B3 (de)
GB (1)	GB8628291D0 (de)
GR (1)	GR3001725T3 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB8628291D0 (en) *	1986-11-26	1986-12-31	Ici Plc	Tetrafluoroethylene polymers
US5677031A (en) *	1990-03-31	1997-10-14	W. L. Gore & Associates, Inc.	Porous PTFE structures
US5185414A (en) *	1991-01-18	1993-02-09	Ici Americas Inc.	Drying temperature independent polytetrafluoroethylene
US5256744A (en) *	1991-01-18	1993-10-26	Ici Americas Inc.	Drying temperature independent polytetrafluoroethylene
US5955556A (en) *	1995-11-06	1999-09-21	Alliedsignal Inc.	Method of manufacturing fluoropolymers
US5756620A (en) *	1995-11-15	1998-05-26	E. I. Du Pont De Nemours And Company	Tetrafluoroethylene polymer for improved paste extrusion
JP4080554B2 (ja) *	1995-12-06	2008-04-23	ダイキン工業株式会社	テトラフルオロエチレンの乳化重合方法
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
JP4734878B2 (ja) *	2004-09-28	2011-07-27	旭硝子株式会社	ガス吸収装置およびガス吸収方法、重合体の製造方法
US8741435B2 (en) *	2010-04-30	2014-06-03	Rockwell Automation Technologies, Inc.	Method and apparatus for coating substrates
CN107088369A (zh)	2012-04-20	2017-08-25	大金工业株式会社	混合粉末和成型用材料在多孔膜的制造中的应用以及多孔膜
EP3061512B1 (de)	2013-10-23	2020-12-09	Daikin Industries, Ltd.	Geprägtes filtermedium für einen luftfilter, filterpaket, luftfiltereinheit und herstellungsverfahren für das geprägte filtermedium für einen luftfilter
JP6673230B2 (ja)	2017-01-12	2020-03-25	ダイキン工業株式会社	エアフィルタ濾材
JP6816746B2 (ja)	2018-07-20	2021-01-20	ダイキン工業株式会社	エアフィルタ濾材、フィルタパック、およびエアフィルタユニット
WO2020067182A1 (ja)	2018-09-28	2020-04-02	ダイキン工業株式会社	エアフィルタ濾材、フィルタパック、エアフィルタユニット、およびこれらの製造方法
US20220275119A1 (en) *	2019-07-23	2022-09-01	Daikin Industries, Ltd.	Method for producing fluoropolymer, polytetrafluoroethylene composition, and polytetrafluoroethylene powder
JP7181480B2 (ja)	2021-02-04	2022-12-01	ダイキン工業株式会社	エアフィルタ濾材、エアフィルタ濾材の製造方法、マスク用濾材、および、プリーツ状マスク用濾材
KR20240016337A (ko)	2021-06-04	2024-02-06	다이킨 고교 가부시키가이샤	에어 필터 여과재, 플리트상 여과재, 에어 필터 유닛, 마스크용 여과재, 및 에어 필터 여과재의 재생 방법
JP7401831B2 (ja)	2022-03-15	2023-12-20	ダイキン工業株式会社	エアフィルタ濾材、エアフィルタパック、および、エアフィルタユニット

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE463077A (de) *	1943-11-19
US2750350A (en) *	1953-05-12	1956-06-12	Du Pont	Dispersion polymerization process for tetrafluoroethylene
US2759350A (en) *	1954-12-16	1956-08-21	Gunnar E Swanson	Padlock
US3109856A (en) *	1959-10-30	1963-11-05	American Cyanamid Co	Stabilization of acrylonitrile
US3110704A (en) *	1960-03-31	1963-11-12	Du Pont	Low pressure tetrafluoroethylene polymerization process
FR1550055A (de) *	1965-06-18	1968-12-20
US3475391A (en) *	1967-02-28	1969-10-28	Du Pont	Hydroxylated tetrafluoroethylene/isobutylene polymers and their preparation
DE2165239A1 (de) *	1970-12-30	1972-07-27	Daikin Ind Ltd	Verfahren zur Herstellung von Fluorelastomer-Terpolymeren
JPS5544050B2 (de) *	1971-09-14	1980-11-10
US4342675A (en) *	1978-06-16	1982-08-03	E. I. Du Pont De Nemours And Company	Process for preparing aqueous dispersion of polytetrafluoroethylene
FR2491477A1 (fr) *	1979-12-21	1982-04-09	Ugine Kuhlmann	Procede de polymerisation du tetrafluorethylene en dispersion aqueuse
JPS59109506A (ja) *	1982-12-14	1984-06-25	Daikin Ind Ltd	新規なポリテトラフルオロエチレン・フアインパウダ−
US4576869A (en) *	1984-06-18	1986-03-18	E. I. Du Pont De Nemours And Company	Tetrafluoroethylene fine powder and preparation thereof
US4639497A (en) *	1985-08-28	1987-01-27	E. I. Du Pont De Nemours And Company	Preparation of tetrafluoroethylene fine powder
US4654406A (en) *	1985-09-09	1987-03-31	E. I. Du Pont De Nemours And Company	Preparation of tetrafluoroethylene fine powder
US4748217A (en) *	1986-01-27	1988-05-31	E. I. Du Pont De Nemours And Company	Preparation of tetrafluoroethylene fine powder
GB8628291D0 (en) *	1986-11-26	1986-12-31	Ici Plc	Tetrafluoroethylene polymers

1986
- 1986-11-26 GB GB868628291A patent/GB8628291D0/en active Pending
1987
- 1987-10-30 DE DE8787309633T patent/DE3769098D1/de not_active Expired - Lifetime
- 1987-10-30 AT AT87309633T patent/ATE62258T1/de not_active IP Right Cessation
- 1987-10-30 EP EP87309633A patent/EP0271198B1/de not_active Expired - Lifetime
- 1987-10-30 ES ES87309633T patent/ES2021723B3/es not_active Expired - Lifetime
- 1987-11-09 US US07/118,253 patent/US4766188A/en not_active Expired - Lifetime
- 1987-11-12 JP JP62286432A patent/JP2636277B2/ja not_active Expired - Lifetime
1988
- 1988-06-02 US US07/201,209 patent/US4921922A/en not_active Expired - Lifetime
1991
- 1991-04-04 GR GR90400719T patent/GR3001725T3/el unknown

Also Published As

Publication number	Publication date
US4921922A (en)	1990-05-01
US4766188A (en)	1988-08-23
JPS63137906A (ja)	1988-06-09
GR3001725T3 (en)	1992-11-23
GB8628291D0 (en)	1986-12-31
EP0271198B1 (de)	1991-04-03
JP2636277B2 (ja)	1997-07-30
EP0271198A1 (de)	1988-06-15
DE3769098D1 (de)	1991-05-08
ES2021723B3 (es)	1991-11-16

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Legal Events

Date	Code	Title	Description
1992-01-15	UEP	Publication of translation of european patent specification
1997-07-15	REN	Ceased due to non-payment of the annual fee