CN100591697C - 低烟含氟聚合物的制备方法 - Google Patents

低烟含氟聚合物的制备方法 Download PDF

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Publication number
CN100591697C
CN100591697C CN200580013269A CN200580013269A CN100591697C CN 100591697 C CN100591697 C CN 100591697C CN 200580013269 A CN200580013269 A CN 200580013269A CN 200580013269 A CN200580013269 A CN 200580013269A CN 100591697 C CN100591697 C CN 100591697C
Authority
CN
China
Prior art keywords
fluoropolymer
zone
gas
molten
melt
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
Application number
CN200580013269A
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English (en)
Chinese (zh)
Other versions
CN1997673A (zh
Inventor
G·A·查普曼
D·E·比德斯特拉普
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.)
Chemours Co FC LLC
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.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of CN1997673A publication Critical patent/CN1997673A/zh
Application granted granted Critical
Publication of CN100591697C publication Critical patent/CN100591697C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/26—Treatment of polymers prepared in bulk also solid polymers or polymer melts
    • C08F6/28—Purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or 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; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or 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; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/12—Characterised by the use of homopolymers or 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; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CN200580013269A 2004-04-30 2005-04-29 低烟含氟聚合物的制备方法 Expired - Lifetime CN100591697C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/836,434 2004-04-30
US10/836,434 US7211629B2 (en) 2004-04-30 2004-04-30 Process for the preparation of low fuming fluoropolymer

Publications (2)

Publication Number Publication Date
CN1997673A CN1997673A (zh) 2007-07-11
CN100591697C true CN100591697C (zh) 2010-02-24

Family

ID=34970134

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200580013269A Expired - Lifetime CN100591697C (zh) 2004-04-30 2005-04-29 低烟含氟聚合物的制备方法

Country Status (5)

Country Link
US (1) US7211629B2 (enExample)
EP (1) EP1765879B1 (enExample)
JP (1) JP4943321B2 (enExample)
CN (1) CN100591697C (enExample)
WO (1) WO2005108437A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7423087B2 (en) * 2004-04-30 2008-09-09 E.I. Du Pont De Nemours And Company Reduced fuming fluoropolymer
KR20100016434A (ko) * 2007-05-16 2010-02-12 아사히 가라스 가부시키가이샤 불소화 처리된 퍼플루오로폴리머의 제조 방법
EP2608945B1 (en) 2010-10-29 2016-01-13 Dow Global Technologies LLC Melt devolatilization extrusion process
WO2013048785A1 (en) 2011-09-27 2013-04-04 Dow Global Technologies Llc Melt devolatilization extrusion process
JP6614385B2 (ja) 2018-04-26 2019-12-04 ダイキン工業株式会社 精製フルオロポリマーの製造方法
JP7208568B2 (ja) 2019-09-24 2023-01-19 ダイキン工業株式会社 溶着体
WO2021100835A1 (ja) * 2019-11-19 2021-05-27 ダイキン工業株式会社 フルオロポリマーの製造方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743658A (en) * 1985-10-21 1988-05-10 E. I. Du Pont De Nemours And Company Stable tetrafluoroethylene copolymers
EP0928673A1 (en) * 1996-09-09 1999-07-14 Daikin Industries, Limited Method for stabilizing fluoropolymer
EP1170303A1 (en) * 1998-11-04 2002-01-09 Daikin Industries, Ltd. Method of stabilizing fluoropolymer
WO2002050135A1 (en) * 2000-12-21 2002-06-27 Daikin Industries, Ltd. Method of stabilizing pretreatment for fluorine-containing polymer
CN1413272A (zh) * 1999-12-24 2003-04-23 纳幕尔杜邦公司 可熔融加工的含氟聚合物复合材料

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4834399B1 (enExample) * 1970-12-18 1973-10-20
EP0150953B1 (en) * 1984-01-16 1990-04-11 E.I. Du Pont De Nemours And Company Extrusion finishing of perfluorinated copolymers
US4626587A (en) 1984-01-16 1986-12-02 E. I. Du Pont De Nemours And Company Extrusion finishing of perfluorinated copolymers
US5262513A (en) * 1991-07-15 1993-11-16 Mitsubishi Kasei Corporation Copolyester, and hollow container and stretched film made thereof
DE4134026C2 (de) 1991-10-15 1994-04-21 Werner & Pfleiderer Gleichdrallschneckenkneter
US5309148A (en) * 1992-12-18 1994-05-03 Birk David M Apparatus and method for testing smoke detector operation
US6664337B2 (en) 1996-09-09 2003-12-16 Daikin Industries, Ltd. Method for stabilizing fluorine-containing polymer
US5932159A (en) 1997-11-07 1999-08-03 Rauwendaal Extrusion Engineering, Inc. Screw extruder with improved dispersive mixing
US6395848B1 (en) * 1999-05-20 2002-05-28 E. I. Du Pont De Nemours And Company Polymerization of fluoromonomers
DE60314663T2 (de) * 2002-11-08 2008-02-28 E.I. Du Pont De Nemours And Co., Wilmington Umsetzung von fluorpolymerschmelzen
TW200422305A (en) * 2002-12-25 2004-11-01 Daikin Ind Ltd Fluoropolymer and composition thereof
US7423087B2 (en) * 2004-04-30 2008-09-09 E.I. Du Pont De Nemours And Company Reduced fuming fluoropolymer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4743658A (en) * 1985-10-21 1988-05-10 E. I. Du Pont De Nemours And Company Stable tetrafluoroethylene copolymers
EP0928673A1 (en) * 1996-09-09 1999-07-14 Daikin Industries, Limited Method for stabilizing fluoropolymer
EP1170303A1 (en) * 1998-11-04 2002-01-09 Daikin Industries, Ltd. Method of stabilizing fluoropolymer
CN1413272A (zh) * 1999-12-24 2003-04-23 纳幕尔杜邦公司 可熔融加工的含氟聚合物复合材料
WO2002050135A1 (en) * 2000-12-21 2002-06-27 Daikin Industries, Ltd. Method of stabilizing pretreatment for fluorine-containing polymer

Also Published As

Publication number Publication date
WO2005108437A1 (en) 2005-11-17
EP1765879A1 (en) 2007-03-28
EP1765879B1 (en) 2011-12-14
JP4943321B2 (ja) 2012-05-30
US20050245725A1 (en) 2005-11-03
JP2007535610A (ja) 2007-12-06
CN1997673A (zh) 2007-07-11
US7211629B2 (en) 2007-05-01

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20180105

Address after: Delaware, USA

Patentee after: THE CHEMOURS COMPANY FC, LLC

Address before: Delaware, USA

Patentee before: E. I. du Pont de Nemours and Co.

TR01 Transfer of patent right
CX01 Expiry of patent term

Granted publication date: 20100224

CX01 Expiry of patent term