NL176683C - PROCESS FOR PREPARING PERFLUORATED COPOLYETHERS. - Google Patents

PROCESS FOR PREPARING PERFLUORATED COPOLYETHERS.

Info

Publication number
NL176683C
NL176683C NL7210514A NL7210514A NL176683C NL 176683 C NL176683 C NL 176683C NL 7210514 A NL7210514 A NL 7210514A NL 7210514 A NL7210514 A NL 7210514A NL 176683 C NL176683 C NL 176683C
Authority
NL
Netherlands
Prior art keywords
perfluorated
copolyethers
preparing
preparing perfluorated
perfluorated copolyethers
Prior art date
Application number
NL7210514A
Other languages
Dutch (nl)
Other versions
NL176683B (en
NL7210514A (en
Original Assignee
Montedison 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 Montedison Spa filed Critical Montedison Spa
Publication of NL7210514A publication Critical patent/NL7210514A/xx
Publication of NL176683B publication Critical patent/NL176683B/en
Application granted granted Critical
Publication of NL176683C publication Critical patent/NL176683C/en

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
    • C08G65/002—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds
    • C08G65/005—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens
    • C08G65/007—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from unsaturated compounds containing halogens containing fluorine
NL7210514A 1971-08-05 1972-07-31 PROCESS FOR PREPARING PERFLUORATED COPOLYETHERS. NL176683C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2719871 1971-08-05

Publications (3)

Publication Number Publication Date
NL7210514A NL7210514A (en) 1973-02-07
NL176683B NL176683B (en) 1984-12-17
NL176683C true NL176683C (en) 1985-05-17

Family

ID=11221154

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7210514A NL176683C (en) 1971-08-05 1972-07-31 PROCESS FOR PREPARING PERFLUORATED COPOLYETHERS.

Country Status (10)

Country Link
JP (1) JPS5550052B2 (en)
BE (1) BE787177A (en)
CA (1) CA989545A (en)
CH (1) CH602821A5 (en)
DE (1) DE2238094C2 (en)
ES (1) ES405526A1 (en)
FR (1) FR2148230B1 (en)
GB (1) GB1370050A (en)
NL (1) NL176683C (en)
SE (1) SE411763B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539848A (en) * 1976-07-16 1978-01-28 Asahi Glass Co Ltd Heat treatment of fluorine-containing elastomers
IT1185518B (en) * 1985-02-22 1987-11-12 Montefluos Spa OBTAINMENT OF MOLECULAR WEIGHT PERFLUOROPOLYTERS CONTROLLED BY THE PHOTOCHEMICAL OXIDATION PRODUCT OF C2F4
IT1213071B (en) * 1986-05-07 1989-12-07 Ausimont Spa PERFLUOROPOLYETERS FREE OF PEROXIDE OXYGEN AND CONTAINING PERFLUOROEPOXID GROUPS ARRANGED ALONG THE PERFLUOROPOLYETHER CHAIN.
JPH01131233A (en) * 1988-09-30 1989-05-24 Nippon Mektron Ltd Production of novel perfluoropolyether
IT1290462B1 (en) * 1997-04-08 1998-12-03 Ausimont Spa MODIFIED HYDROGENATED POLYMERS
ITMI20031915A1 (en) * 2003-10-03 2005-04-04 Solvay Solexis Spa PROCESS FOR THE PREPARATION OF PERFLUOROPOLIETERS.
FR2876715B1 (en) 2004-10-19 2006-12-15 Profiles Du Ct Sa PROTECTIVE TIP FOR ROAD SAFETY SLIDER SCREEN

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3715378A (en) * 1967-02-09 1973-02-06 Montedison Spa Fluorinated peroxy polyether copolymers and method for preparing them from tetrafluoroethylene
NL6818169A (en) * 1967-12-28 1969-07-01
US3845051A (en) * 1970-09-08 1974-10-29 Minnesota Mining & Mfg Alpha,omega-di-s-triazinyl perfluoropolyoxa-alkanes

Also Published As

Publication number Publication date
DE2238094C2 (en) 1984-04-19
CH602821A5 (en) 1978-08-15
NL176683B (en) 1984-12-17
ES405526A1 (en) 1975-07-16
BE787177A (en) 1973-02-05
FR2148230B1 (en) 1974-12-27
JPS5550052B2 (en) 1980-12-16
SE411763B (en) 1980-02-04
DE2238094A1 (en) 1973-02-15
JPS4825797A (en) 1973-04-04
CA989545A (en) 1976-05-18
NL7210514A (en) 1973-02-07
GB1370050A (en) 1974-10-09
FR2148230A1 (en) 1973-03-11

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maxim lifetime of a patent