IT1269816B - Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione - Google Patents

Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione

Info

Publication number
IT1269816B
IT1269816B ITMI941038A ITMI941038A IT1269816B IT 1269816 B IT1269816 B IT 1269816B IT MI941038 A ITMI941038 A IT MI941038A IT MI941038 A ITMI941038 A IT MI941038A IT 1269816 B IT1269816 B IT 1269816B
Authority
IT
Italy
Prior art keywords
perfluoropolymers
processes
preparation
solid compositions
compositions based
Prior art date
Application number
ITMI941038A
Other languages
English (en)
Inventor
Giandomenico Vita
Massimo Pozzoli
Angelis Domenico De
Original Assignee
Ausimont Spa
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 Ausimont Spa filed Critical Ausimont Spa
Publication of ITMI941038A0 publication Critical patent/ITMI941038A0/it
Priority to ITMI941038A priority Critical patent/IT1269816B/it
Priority to EP95107590A priority patent/EP0684272B1/en
Priority to DE69519763T priority patent/DE69519763T2/de
Priority to AT95107590T priority patent/ATE198488T1/de
Priority to US08/444,514 priority patent/US5716665A/en
Priority to CA002149811A priority patent/CA2149811A1/en
Priority to KR1019950012804A priority patent/KR100378780B1/ko
Priority to JP12409795A priority patent/JP3640702B2/ja
Priority to CN95105315A priority patent/CN1070213C/zh
Publication of ITMI941038A1 publication Critical patent/ITMI941038A1/it
Application granted granted Critical
Publication of IT1269816B publication Critical patent/IT1269816B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L27/00—Compositions 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; Compositions of derivatives of such polymers
    • C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L27/12—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C08L27/18—Homopolymers or copolymers or tetrafluoroethene
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/06—Insulating conductors or cables
    • H01B13/14—Insulating conductors or cables by extrusion
    • H01B13/142—Insulating conductors or cables by extrusion of cellular material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
    • H01B3/445—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds from vinylfluorides or other fluoroethylenic compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/29—Protection against damage caused by extremes of temperature or by flame
    • H01B7/292—Protection against damage caused by extremes of temperature or by flame using material resistant to heat
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/146—Saturated hydrocarbons containing oxygen and halogen atoms, e.g. F3C-O-CH2-CH3
    • 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
    • C08J2327/18—Homopolymers or copolymers of tetrafluoroethylene
    • 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
    • C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Insulating Materials (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)
  • Manufacturing Of Micro-Capsules (AREA)

Abstract

L'invenzione riguarda una composizione solida espandibile a base di perfluoropolimeri termoprocessabili comprendente, omogeneamente dispersi nella matrice polimerica, lo 0,05-20% in peso di un fluoropolietere liquido con peso molecolare inferiore a 3.500 e lo 0,002-10% in peso di un agente nucleante.La composizione risulta adatta per l'estrusione di cavi schiumati
ITMI941038A 1994-05-23 1994-05-23 Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione IT1269816B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
ITMI941038A IT1269816B (it) 1994-05-23 1994-05-23 Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione
EP95107590A EP0684272B1 (en) 1994-05-23 1995-05-18 Foamable solid compositions based on perfluoropolymers and process for the preparation thereof
DE69519763T DE69519763T2 (de) 1994-05-23 1995-05-18 Schäumbare feste Zusammensetzungen aus Perfluorpolymeren und Herstellungsverfahren
AT95107590T ATE198488T1 (de) 1994-05-23 1995-05-18 Schäumbare feste zusammensetzungen aus perfluorpolymeren und herstellungsverfahren
US08/444,514 US5716665A (en) 1994-05-23 1995-05-19 Process for coating an electroconductive material using foamable solid compositions based on perfluoropolymers
CA002149811A CA2149811A1 (en) 1994-05-23 1995-05-19 Foamable solid compositions based on perfluoro-polymers and process for the preparation thereof
KR1019950012804A KR100378780B1 (ko) 1994-05-23 1995-05-22 퍼플루오르폴리머를기초로한포말성고체조성물및그제조공정
JP12409795A JP3640702B2 (ja) 1994-05-23 1995-05-23 ペルフルオロポリマーを基剤とする発泡性固体組成物およびその製造法
CN95105315A CN1070213C (zh) 1994-05-23 1995-05-23 基于全氟聚合物的可发泡固体组合物及其制备方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI941038A IT1269816B (it) 1994-05-23 1994-05-23 Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione

Publications (3)

Publication Number Publication Date
ITMI941038A0 ITMI941038A0 (it) 1994-05-23
ITMI941038A1 ITMI941038A1 (it) 1995-11-23
IT1269816B true IT1269816B (it) 1997-04-15

Family

ID=11368960

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI941038A IT1269816B (it) 1994-05-23 1994-05-23 Composizioni solide espandibili a base di perfluoropolimeri e processoper la loro preparazione

Country Status (9)

Country Link
US (1) US5716665A (it)
EP (1) EP0684272B1 (it)
JP (1) JP3640702B2 (it)
KR (1) KR100378780B1 (it)
CN (1) CN1070213C (it)
AT (1) ATE198488T1 (it)
CA (1) CA2149811A1 (it)
DE (1) DE69519763T2 (it)
IT (1) IT1269816B (it)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5688457A (en) * 1996-04-10 1997-11-18 E. I. Du Pont De Nemours And Company High speed extrusion
IT1292361B1 (it) 1997-05-20 1999-01-29 Ausimont Spa Composizioni fluoroelastomeriche volcanizzabili
JP3567732B2 (ja) * 1998-04-28 2004-09-22 株式会社日立製作所 燃料噴射弁
JP3457543B2 (ja) * 1998-08-31 2003-10-20 三菱電線工業株式会社 発泡用成核剤、発泡体、および発泡体の製造方法
US6342454B1 (en) * 1999-11-16 2002-01-29 International Business Machines Corporation Electronic devices with dielectric compositions and method for their manufacture
US6753301B2 (en) * 2000-07-19 2004-06-22 E. I. Du Pont De Nemours And Company Thermally stable perfluoropolyethers and processes therefor and therewith
US6395795B1 (en) 2000-09-29 2002-05-28 Ausimont Usa, Inc. Titanium dioxide nucleating agent systems for foamable polymer compositions
CN100398589C (zh) * 2001-04-30 2008-07-02 圣戈本陶瓷及塑料股份有限公司 聚合物加工用助剂和加工方法
US6645612B2 (en) 2001-08-07 2003-11-11 Saint-Gobain Ceramics & Plastics, Inc. High solids hBN slurry, hBN paste, spherical hBN powder, and methods of making and using them
JP2003246906A (ja) * 2002-02-25 2003-09-05 Asahi Kasei Corp フッ素系共重合体含有組成物
ITMI20021561A1 (it) * 2002-07-16 2004-01-16 Ausimont Spa Copolimeri di tfe
ITMI20030641A1 (it) * 2003-04-01 2004-10-02 Solvay Solexis Spa Composizioni espandibili di fluoropolimeri
US7494635B2 (en) * 2003-08-21 2009-02-24 Saint-Gobain Ceramics & Plastics, Inc. Boron nitride agglomerated powder
ITMI20031847A1 (it) * 2003-09-26 2005-03-27 Solvay Solexis Spa Composizione di fluoropolimeri espandibili senza l'impiego di agenti espandenti.
JP4540038B2 (ja) * 2004-01-26 2010-09-08 株式会社潤工社 発泡樹脂組成物、それを用いた発泡体および同軸絶縁ケーブル
EP1743920A1 (en) * 2005-07-13 2007-01-17 Solvay Solexis S.p.A. Thermoplastic fluoropolymer composition
US20070292685A1 (en) * 2006-06-15 2007-12-20 Brothers Paul D Perfluoropolymers
US9720805B1 (en) 2007-04-25 2017-08-01 Cypress Semiconductor Corporation System and method for controlling a target device
US7638709B2 (en) * 2007-05-15 2009-12-29 E. I. Du Pont De Nemours And Company Fluoropolymer wire insulation
US8318819B2 (en) * 2007-08-03 2012-11-27 Cable Components Group, Llc Compositions for compounding foamable, fluropolymer pellets for use in melt processing cellular or foamed fluoropolymer applications
GB201007043D0 (en) * 2010-04-28 2010-06-09 3M Innovative Properties Co Process for producing ptfe and articles thereof
US10454078B2 (en) * 2012-08-30 2019-10-22 The Chemours Company Fc, Llc Li-ion battery having improved safety against combustion
US10315168B2 (en) 2015-07-31 2019-06-11 Pall Corporation Hydrophilic porous polytetrafluoroethylene membrane (II)

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL258835A (it) 1959-12-18
US3665041A (en) 1967-04-04 1972-05-23 Montedison Spa Perfluorinated polyethers and process for their preparation
US4304713A (en) * 1980-02-29 1981-12-08 Andrew Corporation Process for preparing a foamed perfluorocarbon dielectric coaxial cable
US4523039A (en) * 1980-04-11 1985-06-11 The University Of Texas Method for forming perfluorocarbon ethers
JPS5933707A (ja) * 1982-08-18 1984-02-23 住友電気工業株式会社 発泡フツ素樹脂絶縁被覆電線の製造方法
EP0148482B1 (en) * 1983-12-26 1992-03-25 Daikin Industries, Limited Process for preparing halogen-containing polyether
JPS61162534A (ja) * 1985-01-09 1986-07-23 Daikin Ind Ltd フツ素樹脂発泡体の製法
IT1222804B (it) * 1987-10-02 1990-09-12 Ausimont Spa Additivi coadiuvanti al distacco degli stampi di gomme vulcanizzabili mediante perossidi
US5143963A (en) * 1989-12-06 1992-09-01 Res Development Corp. Thermoplastic polymers with dispersed fluorocarbon additives
AU632869B2 (en) * 1989-12-14 1993-01-14 Minnesota Mining And Manufacturing Company Fluorocarbon-based coating compositions and articles derived therefrom
US5210123A (en) * 1990-10-01 1993-05-11 Dow Corning Corporation Grease compositions employing a vinylidene fluoride-hexafluoroisobutylene copolymer thickening agent
BR9205929A (pt) * 1991-06-04 1994-09-27 Donaldson Co Inc Produtos de politetrafluoroetileno tratados com fluido e sua fabricação
EP0647250B1 (en) * 1992-06-25 2001-04-11 E.I. Du Pont De Nemours And Company Porous polytetrafluoroethylene and preparation
JP3277571B2 (ja) * 1992-10-02 2002-04-22 日本メクトロン株式会社 低硬度フッ素ゴム組成物
US5340843A (en) * 1993-02-22 1994-08-23 W. L. Gore & Associates, Inc. Fluororesin foam

Also Published As

Publication number Publication date
ITMI941038A0 (it) 1994-05-23
DE69519763T2 (de) 2001-08-02
JP3640702B2 (ja) 2005-04-20
DE69519763D1 (de) 2001-02-08
US5716665A (en) 1998-02-10
ATE198488T1 (de) 2001-01-15
EP0684272A1 (en) 1995-11-29
EP0684272B1 (en) 2001-01-03
KR100378780B1 (ko) 2003-06-28
ITMI941038A1 (it) 1995-11-23
CN1117063A (zh) 1996-02-21
CN1070213C (zh) 2001-08-29
CA2149811A1 (en) 1995-11-24
JPH083405A (ja) 1996-01-09
KR950032560A (ko) 1995-12-22

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