CN1326893C - 直接聚合的低分子量粒状聚四氟乙烯 - Google Patents

直接聚合的低分子量粒状聚四氟乙烯 Download PDF

Info

Publication number
CN1326893C
CN1326893C CNB2003801037253A CN200380103725A CN1326893C CN 1326893 C CN1326893 C CN 1326893C CN B2003801037253 A CNB2003801037253 A CN B2003801037253A CN 200380103725 A CN200380103725 A CN 200380103725A CN 1326893 C CN1326893 C CN 1326893C
Authority
CN
China
Prior art keywords
molecular weight
tetrafluoroethylene
reaction vessel
powder
telogen
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 - Fee Related
Application number
CNB2003801037253A
Other languages
English (en)
Chinese (zh)
Other versions
CN1714109A (zh
Inventor
R·A·摩根
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.)
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 CN1714109A publication Critical patent/CN1714109A/zh
Application granted granted Critical
Publication of CN1326893C publication Critical patent/CN1326893C/zh
Anticipated expiration legal-status Critical
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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/24—Treatment of polymer suspensions
    • 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)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polymerisation Methods In General (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
CNB2003801037253A 2002-11-22 2003-11-20 直接聚合的低分子量粒状聚四氟乙烯 Expired - Fee Related CN1326893C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US42834302P 2002-11-22 2002-11-22
US60/428,343 2002-11-22

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CNA2007100966144A Division CN101029104A (zh) 2002-11-22 2003-11-20 低分子量聚四氟乙烯或改性聚四氟乙烯粉末

Publications (2)

Publication Number Publication Date
CN1714109A CN1714109A (zh) 2005-12-28
CN1326893C true CN1326893C (zh) 2007-07-18

Family

ID=32469303

Family Applications (2)

Application Number Title Priority Date Filing Date
CNB2003801037253A Expired - Fee Related CN1326893C (zh) 2002-11-22 2003-11-20 直接聚合的低分子量粒状聚四氟乙烯
CNA2007100966144A Pending CN101029104A (zh) 2002-11-22 2003-11-20 低分子量聚四氟乙烯或改性聚四氟乙烯粉末

Family Applications After (1)

Application Number Title Priority Date Filing Date
CNA2007100966144A Pending CN101029104A (zh) 2002-11-22 2003-11-20 低分子量聚四氟乙烯或改性聚四氟乙烯粉末

Country Status (6)

Country Link
US (2) US7176265B2 (https=)
EP (1) EP1562995A1 (https=)
JP (1) JP2006509072A (https=)
CN (2) CN1326893C (https=)
AU (1) AU2003302666A1 (https=)
WO (1) WO2004050727A1 (https=)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7176265B2 (en) * 2002-11-22 2007-02-13 E. I. Du Pont De Nemours And Company Directly polymerized low molecular weight granular polytetrafluoroethylene
US7803889B2 (en) * 2003-02-28 2010-09-28 Daikin Industries, Ltd. Granulated powder of low-molecular polytetrafluoro-ethylene and powder of low-molecular polytetrafluoro-ethylene and processes for producing both
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
US7410110B2 (en) * 2005-08-30 2008-08-12 Uchicago Argonne, Llc Efficient process for making tackifiers and adhesives
CN100506858C (zh) * 2006-11-10 2009-07-01 中昊晨光化工研究院 一种低分子量聚四氟乙烯树脂的生产方法
JP5338667B2 (ja) 2007-08-07 2013-11-13 ダイキン工業株式会社 低分子量ポリテトラフルオロエチレン水性分散液、低分子量ポリテトラフルオロエチレン粉末及び低分子量ポリテトラフルオロエチレンの製造方法
JP5697308B2 (ja) * 2009-03-02 2015-04-08 ダイキン工業株式会社 低分子量ポリテトラフルオロエチレン粉末及びその製造方法、低分子量ポリテトラフルオロエチレンゲル化粉末、並びに定着部材用塗料
CN102369221B (zh) * 2009-03-31 2014-03-12 大金工业株式会社 低分子量聚四氟乙烯粉末及其制造方法
US8485657B2 (en) * 2010-01-08 2013-07-16 Advanced Chemical Solutions, Llc Sublimation printing processes and fabric pretreatment compositions for ink jet printing onto arbitrary fabrics
JP5527904B2 (ja) * 2011-11-28 2014-06-25 富士フイルム株式会社 内視鏡
CN104245827B (zh) 2012-04-20 2019-09-06 大金工业株式会社 以ptfe为主要成分的组合物、混合粉末、成型用材料和过滤器用滤材、空气过滤器单元、以及多孔膜的制造方法
JP6256355B2 (ja) * 2013-02-05 2018-01-10 旭硝子株式会社 ポリテトラフルオロエチレンモールディングパウダーの製造方法およびポリテトラフルオロエチレン造粒物の製造方法
US10245545B2 (en) 2013-10-23 2019-04-02 Daikin Industries, Ltd. Embossed air filter filtration medium, filter pack, air filter unit, and method for manufacturing filtration medium for embossed air filter
JP5880760B2 (ja) * 2014-04-24 2016-03-09 ダイキン工業株式会社 積層体
WO2017043372A1 (ja) 2015-09-07 2017-03-16 住友電工ファインポリマー株式会社 ポリテトラフルオロエチレン成形体の製造方法及びポリテトラフルオロエチレン成形体
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
JP7205487B2 (ja) * 2017-11-16 2023-01-17 Ａｇｃ株式会社 樹脂パウダーの製造方法、樹脂パウダーおよび積層体の製造方法
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
US20220040614A1 (en) 2018-09-28 2022-02-10 Daikin Industries, Ltd. Air filter medium, filter pack, air filter unit, and method for producing the same
CN110305585A (zh) * 2019-07-11 2019-10-08 闽江学院 一种耐热抗冲击天然生漆膜及其制备方法
JP2023501048A (ja) * 2019-09-17 2023-01-18 グジャラート フルオロケミカルズ リミテッド 低分子量ポリテトラフルオロエチレン微粉末及びその調製方法
EP4056366A4 (en) 2019-11-05 2023-11-15 Daikin Industries, Ltd. LAMINATED BODY AND EXTRUSION MOLDED ARTICLE
CN111412372A (zh) * 2020-04-15 2020-07-14 山东军沃科技有限公司 一种弹壳引长无水清洗加工工艺
CA3175483A1 (en) * 2020-05-26 2021-12-02 Zeus Company Inc. Microparticles from thermomechanically degraded ptfe
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
EP4353344A4 (en) 2021-06-04 2024-08-21 Daikin Industries, Ltd. AIR FILTER MEDIA, PLEATED FILTER MEDIA, AIR FILTER UNIT, MASK FILTRATION MEDIA, AND METHOD FOR RECYCLING AIR FILTER MEDIA
CN114085481A (zh) * 2021-12-17 2022-02-25 上海佳珊赫新材料科技有限公司 一种增强聚四氟乙烯韧性及使用寿命改性配方
CN118871179A (zh) 2022-03-15 2024-10-29 大金工业株式会社 空气过滤器滤材、空气过滤包以及空气过滤器单元

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703095A (en) * 1983-02-01 1987-10-27 Daiken Kogyo Co., Ltd. Fluorine-containing copolymer
CN1106028A (zh) * 1993-09-25 1995-08-02 赫彻斯特股份公司 改性的聚四氟乙烯的制备方法及其用途
CN1192760A (zh) * 1995-08-11 1998-09-09 大金工业株式会社 改性聚四氟乙烯粒状粉末的制法
CN1200743A (zh) * 1995-10-27 1998-12-02 大金工业株式会社 加入了填料的聚四氟乙烯粒状粉末及其制法

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3105824A (en) 1960-05-03 1963-10-01 Du Pont Aqueous fluorocarbon telomer dispersion and process of preparing same
US3245972A (en) 1962-06-21 1966-04-12 Du Pont Polytetrafluoroethylene molding powder and its preparation
ES404938A1 (es) 1971-07-22 1975-06-16 Hoechst Ag Procedimiento para la obtencion de ceras fluorocarbonadas.
US3956000A (en) 1972-07-21 1976-05-11 Hoechst Aktiengesellschaft Fluorocarbon waxes and process for producing them
US3855191A (en) 1973-04-04 1974-12-17 Du Pont Polytetrafluoroethylene molding powders of tetrafluoroethylene and perfluoro (alkyl vinyl ether) copolymer
JPS5141085A (ja) 1974-10-05 1976-04-06 Daikin Ind Ltd Tetorafuruoruechirenwatsukusuno seizoho
DE2523569C3 (de) * 1975-05-28 1980-08-07 Hoechst Ag, 6000 Frankfurt Verfahren zur Polymerisation von Tetrafluoräthylen nach dem Suspensionsverfahren
JPS5246993A (en) 1975-10-09 1977-04-14 Glory Ltd Coin packing machine
DE2639109A1 (de) * 1976-08-31 1978-03-09 Hoechst Ag Copolymerisate des tetrafluoraethylens und verfahren zu deren herstellung
DE2949908A1 (de) * 1979-12-12 1981-06-19 Hoechst Ag, 6230 Frankfurt Rieselfaehige sinterpulver mit verbesserten eigenschaften auf basis von tetrafluorethylen-polymeren und verfahren zu deren herstellung
JPS5722043A (en) 1980-07-15 1982-02-04 Nippon Catalytic Chem Ind Cylindrical body in fiber reinforced thermosetting resin andits manufacture
US4487902A (en) * 1981-08-06 1984-12-11 E. I. Du Pont De Nemours And Company Polymer of TFE and f-alkyl ethylene
US4360618A (en) 1981-11-19 1982-11-23 Monsanto Company Low acrylonitrile content styrene-acrylonitrile polymers blended with polyphenylene oxide
JPS59117503A (ja) * 1982-12-24 1984-07-06 Kureha Chem Ind Co Ltd 新規な含フツ素単量体の製造法
JPS59166516A (ja) * 1983-02-01 1984-09-19 Daikin Ind Ltd 含フツ素共重合体
JPH075744B2 (ja) 1990-05-14 1995-01-25 ダイキン工業株式会社 ポリテトラフルオロエチレン粉末の製法
DE4331971A1 (de) 1993-09-21 1995-03-23 Hoechst Ag Polytetrafluorethylen-Mikropulver, ihre Herstellung und Verwendung
JPH07126329A (ja) * 1993-10-29 1995-05-16 Nippon Mektron Ltd テトラフルオロエチレン−パーフルオロビニルエ−テル共重合体
DE69513392T2 (de) 1994-03-02 2000-06-29 E.I. Du Pont De Nemours And Co., Wilmington Abkreide- und verschleissfeste trennbeschichtung
US5405923A (en) 1994-05-02 1995-04-11 E. I Du Pont De Nemours And Company Suspension polymerization of TFE
US5760151A (en) * 1995-08-17 1998-06-02 E. I. Du Pont De Nemours And Company Tetrafluoroethylene copolymer
US5936060A (en) * 1996-11-25 1999-08-10 E. I. Du Pont De Nemours And Company Perfluoroelastomer composition having improved processability
US6747108B1 (en) * 1998-07-13 2004-06-08 Daikin Industries, Ltd. Modified polytetrafluoroethylene fine powder and process for preparing the same
JP5082180B2 (ja) 1999-11-16 2012-11-28 ダイキン工業株式会社 含フッ素共重合体
JP2002003514A (ja) 2000-06-19 2002-01-09 Du Pont Mitsui Fluorochem Co Ltd テトラフルオロエチレン・パーフルオロ（アルキルビニルエーテル）共重合体の製造方法
US6703464B2 (en) * 2002-01-17 2004-03-09 Daikin America, Inc. Flourine-containing copolymer
US7176265B2 (en) * 2002-11-22 2007-02-13 E. I. Du Pont De Nemours And Company Directly polymerized low molecular weight granular polytetrafluoroethylene

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4703095A (en) * 1983-02-01 1987-10-27 Daiken Kogyo Co., Ltd. Fluorine-containing copolymer
CN1106028A (zh) * 1993-09-25 1995-08-02 赫彻斯特股份公司 改性的聚四氟乙烯的制备方法及其用途
CN1192760A (zh) * 1995-08-11 1998-09-09 大金工业株式会社 改性聚四氟乙烯粒状粉末的制法
CN1200743A (zh) * 1995-10-27 1998-12-02 大金工业株式会社 加入了填料的聚四氟乙烯粒状粉末及其制法

Also Published As

Publication number Publication date
WO2004050727A8 (en) 2004-10-21
US7176265B2 (en) 2007-02-13
CN101029104A (zh) 2007-09-05
AU2003302666A1 (en) 2004-06-23
EP1562995A1 (en) 2005-08-17
US20070015889A1 (en) 2007-01-18
WO2004050727A1 (en) 2004-06-17
JP2006509072A (ja) 2006-03-16
US20050182216A1 (en) 2005-08-18
CN1714109A (zh) 2005-12-28

Similar Documents

Publication Publication Date Title
CN1326893C (zh) 直接聚合的低分子量粒状聚四氟乙烯
EP2415788B1 (en) Low molecular weight polytetrafluoroethylene powder and preparation method therefor
RU2342403C2 (ru) Полимеризация в водной эмульсии без эмульгатора для получения сополимеров фторированного олефина и углеводородного олефина
JP6201236B2 (ja) フルオロモノマーの水性重合における核形成
CN102382218B (zh) 低分子量聚四氟乙烯水性分散液及其制造方法
JP6030562B2 (ja) 水性分散体フルオロモノマーの重合における炭化水素含有界面活性剤のテロゲン性挙動の低下
CN1827657B (zh) 氟化高弹体胶乳、其制备方法、氟化高弹体和氟橡胶模制产品
CN101679562B (zh) 具有长支链的可熔融加工的含氟聚合物及其制备方法和应用
JP2004528451A (ja) フルオロポリマーを製造するための無乳化剤水性乳化重合
JPS5838706A (ja) バツチ重合法
WO2019083906A1 (en) BRANCHED FLUORINATED THERMOPLASTICS AND PROCESS FOR THEIR PREPARATION
CN102639574A (zh) 聚四氟乙烯水性乳化液及其制造方法、使用该水性乳化液获得的聚四氟乙烯水性分散液、聚四氟乙烯细粉以及拉伸多孔体
JPH1087746A (ja) テトラフルオロエチレン共重合体造粒物とその製造方法
JP4320506B2 (ja) ポリテトラフルオロエチレン組成物、その製造方法及び造粒物
JP2000502123A (ja) 急速加硫性完全フッ素化エラストマー組成物
EP1605011B1 (en) Granulated powder of low-molecular polytetrafluoro- ethylene and powder of low-molecular polytetrafluoro- ethylene and processes for producing both
CN1240731C (zh) 制备聚四氟乙烯的无爆乳液聚合方法
JP2012503677A (ja) エチレン／テトラフルオロエチレンコポリマーの応用
JPS6050365B2 (ja) テトラフルオロエチレンの懸濁重合法
CN112409528B (zh) 一种核壳结构ptfe分散树脂的制备方法

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
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20070718

Termination date: 20091221