IT970678B - Composizioni costituite da poli meri del tetrafluoroetilene - Google Patents

Composizioni costituite da poli meri del tetrafluoroetilene

Info

Publication number
IT970678B
IT970678B IT7226387A IT2638772A IT970678B IT 970678 B IT970678 B IT 970678B IT 7226387 A IT7226387 A IT 7226387A IT 2638772 A IT2638772 A IT 2638772A IT 970678 B IT970678 B IT 970678B
Authority
IT
Italy
Prior art keywords
tetrafluoroethylene
poles
compositions constituted
constituted
compositions
Prior art date
Application number
IT7226387A
Other languages
English (en)
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT970678B publication Critical patent/IT970678B/it

Links

Classifications

    • 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
    • C08J3/28—Treatment by wave energy or particle radiation
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
IT7226387A 1971-07-02 1972-06-28 Composizioni costituite da poli meri del tetrafluoroetilene IT970678B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3112071A GB1398261A (en) 1971-07-02 1971-07-02 Tetrafluoroethylene polymer compositions
GB3111971 1971-07-02

Publications (1)

Publication Number Publication Date
IT970678B true IT970678B (it) 1974-04-20

Family

ID=26260748

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7226387A IT970678B (it) 1971-07-02 1972-06-28 Composizioni costituite da poli meri del tetrafluoroetilene

Country Status (7)

Country Link
US (1) US3878164A (it)
BE (1) BE785797A (it)
DE (1) DE2232298A1 (it)
FR (1) FR2145197A5 (it)
GB (1) GB1398261A (it)
IT (1) IT970678B (it)
NL (1) NL7209133A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029870A (en) * 1970-02-03 1977-06-14 Imperial Chemical Industries Limited Tetrafluoroethylene polymers
US4110186A (en) * 1975-05-13 1978-08-29 Beatrice Foods Co. Fluorinated ethylene-propylene copolymer powders having improved adhesion to substrates and method
US4220511A (en) * 1979-03-12 1980-09-02 Radiation Dynamics, Inc. Treatment of sintered poly-tetrafluoroethylene with irradiation and heat to produce a grindable material
US4777192A (en) * 1982-05-03 1988-10-11 Shamrock Chemicals Corporation Apparatus and method for radiation processing of materials
US4748005A (en) * 1982-05-03 1988-05-31 Shamrock Chemicals Corporation Apparatus and method for radiation processing of materials
US5891573A (en) * 1997-08-08 1999-04-06 Shamrock Chemicals Corporation Method of providing friable polytetrafluoroethylene products
US5968997A (en) 1998-12-09 1999-10-19 Shamrock Technologies, Inc. Continuous process for irradiating of polytetrafluorineethylene (PTFE)
US6573311B1 (en) * 1999-09-22 2003-06-03 Atrium Medical Corporation Method for treating polymer materials and products produced therefrom
EP1487905A4 (en) * 2002-03-14 2009-12-09 Shamrock Tech Inc METHOD FOR PRODUCING SUBMICRON CALIC POLYTETRAFLUOROETHYLENE POWDER AND PRODUCTS THEREOF
EP1508587B1 (en) * 2002-05-02 2011-07-06 Sumitomo Electric Industries, Ltd. Stretched polytetrafluoroethylene moldings and process for production thereof
US7514480B2 (en) * 2005-06-21 2009-04-07 Arkema Inc. Low level radiation treatment for improving polymer properties

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2456621A (en) * 1946-08-17 1948-12-21 Du Pont Method of extruding polytetrafluoroethylene and coating articles therewith
US2882254A (en) * 1953-12-11 1959-04-14 Degussa Preservation of the fluidity of polymethylmethacrylate by the addition of finely divied silica
US3766031A (en) * 1972-04-10 1973-10-16 Garlock Inc Process for non-destructive radiation degradation of polytetrafluoroethylene

Also Published As

Publication number Publication date
DE2232298A1 (de) 1973-01-11
GB1398261A (en) 1975-06-18
NL7209133A (it) 1973-01-04
BE785797A (fr) 1973-01-03
US3878164A (en) 1975-04-15
FR2145197A5 (it) 1973-02-16

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