NL176683C - Werkwijze om geperfluoreerde copolyethers te bereiden. - Google Patents

Werkwijze om geperfluoreerde copolyethers te bereiden.

Info

Publication number: NL176683C
Authority: NL; Netherlands
Prior art keywords: perfluorated; copolyethers; preparing; preparing perfluorated; perfluorated copolyethers
Prior art date: 1971-08-05

Application number

NL7210514A

Other languages

English (en)

Other versions

NL176683B (nl

NL7210514A (nl

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.)

1971-08-05

Filing date

1972-07-31

Publication date

1985-05-17

1972-07-31 Application filed by Montedison Spa filed Critical Montedison Spa

1973-02-07 Publication of NL7210514A publication Critical patent/NL7210514A/xx

1984-12-17 Publication of NL176683B publication Critical patent/NL176683B/nl

1985-05-17 Application granted granted Critical

1985-05-17 Publication of NL176683C publication Critical patent/NL176683C/nl

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

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polyethers (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

NL7210514A 1971-08-05 1972-07-31 Werkwijze om geperfluoreerde copolyethers te bereiden. NL176683C (nl)

Applications Claiming Priority (1)

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

Publications (3)

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

Family

ID=11221154

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7210514A NL176683C (nl)	1971-08-05	1972-07-31	Werkwijze om geperfluoreerde copolyethers te bereiden.

Country Status (10)

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

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 (it) *	1985-02-22	1987-11-12	Montefluos Spa	Ottenimento di perfluoropolieteri a peso molecolare controllato dal prodotto di ossidazione fotochimica del c2f4
IT1213071B (it) *	1986-05-07	1989-12-07	Ausimont Spa	Perfluoropolieteri esenti da ossigeno perossidico e contenenti gruppi perfluoroepossidici disposti lungo la catena perfluoropolieterea.
JPH01131233A (ja) *	1988-09-30	1989-05-24	Nippon Mektron Ltd	新規パーフルオロポリエーテルの製造法
IT1290462B1 (it) *	1997-04-08	1998-12-03	Ausimont Spa	Polimeri idrogenati modificati
ITMI20031915A1 (it) *	2003-10-03	2005-04-04	Solvay Solexis Spa	Processo per la preparazione di perfluoropolieteri.
FR2876715B1 (fr)	2004-10-19	2006-12-15	Profiles Du Ct Sa	Embout de protection pour ecran de glissiere de securite routiere

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1745169B2 (de) *	1967-02-09	1977-04-21	Montecatini Edison S.P.A., Mailand (Italien)	Fluorierte lineare polyaether und verfahren zu ihrer herstellung
NL6818169A (nl) *	1967-12-28	1969-07-01
US3845051A (en) *	1970-09-08	1974-10-29	Minnesota Mining & Mfg	Alpha,omega-di-s-triazinyl perfluoropolyoxa-alkanes

1972
- 1972-07-31 NL NL7210514A patent/NL176683C/nl not_active IP Right Cessation
- 1972-07-31 SE SE995072A patent/SE411763B/sv unknown
- 1972-08-02 GB GB3605672A patent/GB1370050A/en not_active Expired
- 1972-08-02 DE DE19722238094 patent/DE2238094C2/de not_active Expired
- 1972-08-03 FR FR7228010A patent/FR2148230B1/fr not_active Expired
- 1972-08-03 CA CA148,620A patent/CA989545A/en not_active Expired
- 1972-08-04 CH CH1160872A patent/CH602821A5/xx not_active IP Right Cessation
- 1972-08-04 BE BE787177D patent/BE787177A/xx not_active IP Right Cessation
- 1972-08-04 ES ES405526A patent/ES405526A1/es not_active Expired
- 1972-08-05 JP JP7872772A patent/JPS5550052B2/ja not_active Expired

Also Published As

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

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Legal Events

Date	Code	Title
1979-07-25	BA	A request for search or an international-type search has been filed
1980-04-25	BB	A search report has been drawn up
1980-07-25	BC	A request for examination has been filed
1985-01-01	A85	Still pending on 85-01-01
1992-08-17	V4	Lapsed because of reaching the maxim lifetime of a patent