DE69624494D1 - Verfahren zur polymerisation von tetrafluorethylen - Google Patents
Verfahren zur polymerisation von tetrafluorethylenInfo
- Publication number
- DE69624494D1 DE69624494D1 DE69624494T DE69624494T DE69624494D1 DE 69624494 D1 DE69624494 D1 DE 69624494D1 DE 69624494 T DE69624494 T DE 69624494T DE 69624494 T DE69624494 T DE 69624494T DE 69624494 D1 DE69624494 D1 DE 69624494D1
- Authority
- DE
- Germany
- Prior art keywords
- tetrafluorethylene
- polymerization
- Prior art date
- 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 - Lifetime
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
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)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US309795P | 1995-08-31 | 1995-08-31 | |
US308595P | 1995-08-31 | 1995-08-31 | |
US08/685,085 US5789508A (en) | 1995-08-31 | 1996-07-23 | Polymerization process |
US08/700,258 US5688884A (en) | 1995-08-31 | 1996-08-20 | Polymerization process |
PCT/US1996/013679 WO1997008214A1 (en) | 1995-08-31 | 1996-08-23 | Tetrafluorethylene polymerization process |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69624494D1 true DE69624494D1 (de) | 2002-11-28 |
DE69624494T2 DE69624494T2 (de) | 2003-06-05 |
Family
ID=27485239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69624494T Expired - Lifetime DE69624494T2 (de) | 1995-08-31 | 1996-08-23 | Verfahren zur polymerisation von tetrafluorethylen |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0847407B1 (de) |
JP (1) | JP3626202B2 (de) |
DE (1) | DE69624494T2 (de) |
WO (1) | WO1997008214A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19857111A1 (de) | 1998-12-11 | 2000-06-15 | Dyneon Gmbh | Wäßrige Dispersionen von Fluorpolymeren |
IT1317847B1 (it) | 2000-02-22 | 2003-07-15 | Ausimont Spa | Processo per la preparazione di dispersioni acquose di fluoropolimeri. |
US6794550B2 (en) | 2000-04-14 | 2004-09-21 | 3M Innovative Properties Company | Method of making an aqueous dispersion of fluoropolymers |
US6774164B2 (en) * | 2000-09-22 | 2004-08-10 | Dupont Dow Elastomers L.L.C. | Process for producing fluoroelastomers with fluorinated anionic surfactants |
JP2002308914A (ja) * | 2001-04-17 | 2002-10-23 | Daikin Ind Ltd | 含フッ素重合体ラテックスの製造方法 |
ITMI20020260A1 (it) | 2002-02-12 | 2003-08-12 | Ausimont Spa | Dispersioni acquose di fluoropolimeri |
FR2871461A1 (fr) * | 2004-12-10 | 2005-12-16 | Arkema Sa | Procede de fabrication de polymere fluore et agents surfactants pour ce procede |
EP1939222B2 (de) | 2005-10-17 | 2019-09-04 | AGC Inc. | Verfahren zur herstellung einer wässrige polytetrafluorethylenmulsion und feines polytetrafluorethylenpulver sowie daraus hergestelltes poröses material |
EP1845116A1 (de) | 2006-04-11 | 2007-10-17 | Solvay Solexis S.p.A. | Reinigungsverfahren für Fluorpolymer-Dispersionen |
WO2008060460A1 (en) * | 2006-11-09 | 2008-05-22 | E. I. Du Pont De Nemours And Company | Aqueous polymerization of fluorinated monomer using polymerization agent comprising high molecular weight fluoropolyether acid or salt and fluoropolyether acid or salt surfactant |
CN105683223B (zh) * | 2013-09-30 | 2021-06-04 | 阿科玛股份有限公司 | 热稳定的聚偏二氟乙烯聚合物组合物 |
US10947348B2 (en) * | 2016-06-27 | 2021-03-16 | 3M Innovative Properties Company | Fluorochemical piperazine carboxamides |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2286153A1 (fr) * | 1974-09-24 | 1976-04-23 | Ugine Kuhlmann | Procede de polymerisation ou de copolymerisation en emulsion du fluorure de vinylidene |
US4380618A (en) * | 1981-08-21 | 1983-04-19 | E. I. Du Pont De Nemours And Company | Batch polymerization process |
EP0103975B1 (de) * | 1982-08-11 | 1986-11-26 | E.I. Du Pont De Nemours And Company | Suspensionspolymerisationsverfahren von Tetrafluorethylen |
US4482685A (en) * | 1982-09-30 | 1984-11-13 | Allied Corporation | Copolymerization of ethylene and chlorotrifluoroethylene in an aqueous emulsion |
-
1996
- 1996-08-23 DE DE69624494T patent/DE69624494T2/de not_active Expired - Lifetime
- 1996-08-23 EP EP96929036A patent/EP0847407B1/de not_active Expired - Lifetime
- 1996-08-23 JP JP51048697A patent/JP3626202B2/ja not_active Expired - Fee Related
- 1996-08-23 WO PCT/US1996/013679 patent/WO1997008214A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP0847407A1 (de) | 1998-06-17 |
DE69624494T2 (de) | 2003-06-05 |
JPH11512133A (ja) | 1999-10-19 |
WO1997008214A1 (en) | 1997-03-06 |
JP3626202B2 (ja) | 2005-03-02 |
EP0847407B1 (de) | 2002-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |