BE667619A - - Google Patents

Info

Publication number: BE667619A
Authority: BE; Belgium

Application number

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.)

1964-08-01

Filing date

1965-07-29

Publication date

1966-01-31

1965-07-29 Application filed filed Critical

1966-01-31 Publication of BE667619A publication Critical patent/BE667619A/xx

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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/06—Catalysts
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/08—Polymerisation of formaldehyde
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/12—Polymerisation of acetaldehyde or cyclic oligomers thereof
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/14—Polymerisation of single aldehydes not provided for in groups C08G2/08 - C08G2/12
- 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
- C08G2/00—Addition polymers of aldehydes or cyclic oligomers thereof or of ketones; Addition copolymers thereof with less than 50 molar percent of other substances
- C08G2/16—Polymerisation of single ketones

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)

BE667619D 1964-08-01 1965-07-29 BE667619A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL6408845A NL6408845A (de)	1964-08-01	1964-08-01

Publications (1)

Publication Number	Publication Date
BE667619A true BE667619A (de)	1966-01-31

Family

ID=19790671

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE667619D BE667619A (de)	1964-08-01	1965-07-29

Country Status (6)

Country	Link
US (1)	US3419530A (de)
BE (1)	BE667619A (de)
CH (1)	CH456153A (de)
DE (1)	DE1645451A1 (de)
GB (1)	GB1106534A (de)
NL (1)	NL6408845A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3066423D1 (en) *	1979-11-06	1984-03-08	Ube Industries	Process for polymerizing formaldehyde
US4399272A (en) *	1979-11-15	1983-08-16	Asahi Kasei Kogyo Kabushiki Kaisha	Process for producing polyacetal copolymers
DE19810087A1 (de) *	1998-03-10	1999-09-16	Ticona Gmbh	Verfahren zur nicht oxidativen Herstellung von Formaldehyd aus Methanol
DE19839740A1 (de) *	1998-09-01	2000-03-02	Aventis Res & Tech Gmbh & Co	Verfahren zur nicht-oxidativen Herstellung von Formaldehyd aus Methanol

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2768994A (en) *	1952-08-30	1956-10-30	Du Pont	Polyoxymethylenes
US3194789A (en) *	1961-02-06	1965-07-13	Kanegafuchi Spinning Co Ltd	Polymerization of formaldehyde
BE612394A (fr) *	1961-10-14	1962-05-02	Showa Denko Kk	Polymérisation de formaldéhyde.

1964
- 1964-08-01 NL NL6408845A patent/NL6408845A/xx unknown
1965
- 1965-07-28 DE DE19651645451 patent/DE1645451A1/de active Pending
- 1965-07-29 BE BE667619D patent/BE667619A/xx unknown
- 1965-07-29 CH CH1064365A patent/CH456153A/de unknown
- 1965-07-29 GB GB32509/65A patent/GB1106534A/en not_active Expired
- 1965-07-30 US US476142A patent/US3419530A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US3419530A (en)	1968-12-31
GB1106534A (en)	1968-03-20
DE1645451A1 (de)	1970-10-29
CH456153A (de)	1968-05-15
NL6408845A (de)	1966-02-02

Publication	Publication Date	Title
BE642437A (de)	1964-05-04
BE642458A (de)	1964-05-04
BE660297A (de)	1965-08-26
BE660275A (de)	1965-06-16
NL6408845A (de)	1966-02-02
BE660226A (de)	1965-06-16
BE660104A (de)	1965-08-23
BE659628A (de)	1965-05-28
BE659442A (de)	1965-08-09
BE659103A (de)	1965-05-28
BE659045A (de)	1965-05-17
BE658490A (de)	1965-05-17
BE658339A (de)	1965-04-30
BE658279A (de)	1974-10-25
BE657570A (de)	1965-04-16
BE655862A (de)	1965-03-16
BE654174A (de)	1965-02-01
BE649915A (de)	1964-10-16
BE643336A (de)	1964-08-04
BE642974A (de)	1964-07-24
BE642797A (de)	1964-05-15
BE642770A (de)	1964-05-15
BE642741A (de)	1964-05-15
BE642735A (de)
BE642654A (de)	1964-05-15