GB1251300A - - Google Patents

Info

Publication number
GB1251300A
GB1251300A GB1251300DA GB1251300A GB 1251300 A GB1251300 A GB 1251300A GB 1251300D A GB1251300D A GB 1251300DA GB 1251300 A GB1251300 A GB 1251300A
Authority
GB
United Kingdom
Prior art keywords
formula
terminal groups
polyoxyperfluoromethylene
succession
themselves
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1251300A publication Critical patent/GB1251300A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/32—Polymers modified by chemical after-treatment
    • C08G65/321—Polymers modified by chemical after-treatment with inorganic compounds
    • C08G65/323—Polymers modified by chemical after-treatment with inorganic compounds containing halogens
    • C08G65/3233—Molecular halogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB1251300D 1968-05-16 1969-05-13 Expired GB1251300A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1654468 1968-05-16

Publications (1)

Publication Number Publication Date
GB1251300A true GB1251300A (fr) 1971-10-27

Family

ID=11149022

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1251300D Expired GB1251300A (fr) 1968-05-16 1969-05-13

Country Status (5)

Country Link
BE (1) BE733093A (fr)
DE (1) DE1924946A1 (fr)
FR (1) FR2008652A1 (fr)
GB (1) GB1251300A (fr)
NL (1) NL6907570A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4724092A (en) * 1984-11-07 1988-02-09 Daikin Industries Ltd. Fluorine-containing grease composition
US4845268A (en) * 1983-12-26 1989-07-04 Daikin Industries, Ltd. Halogen-containing polyether
US5155282A (en) * 1985-02-26 1992-10-13 Ausimont S.P.A. Perfluoropolyethers having brominated end groups and fluoroelastomers obtained therefrom

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900007874B1 (ko) * 1985-02-26 1990-10-22 몬테디손 에스. 페. 아. 브롬화된 말단기 및 조절된 분자량을 갖는 이작용성 및 단작용성 과플루오로폴리에테르의 제조방법

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4845268A (en) * 1983-12-26 1989-07-04 Daikin Industries, Ltd. Halogen-containing polyether
US4724092A (en) * 1984-11-07 1988-02-09 Daikin Industries Ltd. Fluorine-containing grease composition
US5155282A (en) * 1985-02-26 1992-10-13 Ausimont S.P.A. Perfluoropolyethers having brominated end groups and fluoroelastomers obtained therefrom

Also Published As

Publication number Publication date
BE733093A (fr) 1969-11-14
DE1924946A1 (de) 1969-11-27
FR2008652A1 (fr) 1970-01-23
NL6907570A (fr) 1969-11-18

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees