DK104811C - Fremgangsmåde til fremstilling af formaldehyd-keten-copolymere med høj molekylvægt. - Google Patents

Fremgangsmåde til fremstilling af formaldehyd-keten-copolymere med høj molekylvægt.

Info

Publication number: DK104811C
Authority: DK; Denmark
Prior art keywords: preparation; molecular weight; high molecular; weight formaldehyde; ketene
Prior art date: 1962-03-16

Application number

DK120063A

Other languages

Danish (da)

English (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.)

1962-03-16

Filing date

1963-03-15

Publication date

1966-07-04

1963-03-15 Application filed by Montedison Spa filed Critical Montedison Spa

1966-07-04 Application granted granted Critical

1966-07-04 Publication of DK104811C publication Critical patent/DK104811C/da

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
- C08G2/18—Copolymerisation of aldehydes or ketones
- 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

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)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

DK120063A 1962-03-16 1963-03-15 Fremgangsmåde til fremstilling af formaldehyd-keten-copolymere med høj molekylvægt. DK104811C (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT523362		1962-03-16

Publications (1)

Publication Number	Publication Date
DK104811C true DK104811C (da)	1966-07-04

Family

ID=11119718

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK120063A DK104811C (da)	1962-03-16	1963-03-15	Fremgangsmåde til fremstilling af formaldehyd-keten-copolymere med høj molekylvægt.

Country Status (8)

Country	Link
BE (1)	BE629672A (xx)
CH (1)	CH451520A (xx)
DE (1)	DE1202495B (xx)
DK (1)	DK104811C (xx)
FI (1)	FI40232B (xx)
GB (1)	GB970018A (xx)
NL (1)	NL289733A (xx)
SE (1)	SE305959B (xx)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2296249A (en) *	1940-08-26	1942-09-22	Du Pont	Polymers of formaldehyde
DE1037705B (de) *	1952-08-30	1958-08-28	Du Pont	Verfahren zur Polymerisation von Formaldehyd
DE1065173B (de) *	1955-12-01	1959-09-10	E. I. Du Pont De Nemours And Company, Wilmington, Del. (V. St. A.)	Verfahren zur Herstellung mit einem Fluoraldehyd modifizierter Polyoxymethylene

0
- NL NL289733D patent/NL289733A/xx unknown
- BE BE629672D patent/BE629672A/xx unknown
1963
- 1963-02-20 GB GB683663A patent/GB970018A/en not_active Expired
- 1963-03-13 DE DEM56088A patent/DE1202495B/de active Pending
- 1963-03-13 FI FI49363A patent/FI40232B/fi active
- 1963-03-15 CH CH334563A patent/CH451520A/de unknown
- 1963-03-15 DK DK120063A patent/DK104811C/da active
- 1963-03-15 SE SE283263A patent/SE305959B/xx unknown

Also Published As

Publication number	Publication date
DE1202495B (de)	1965-10-07
CH451520A (de)	1968-05-15
BE629672A (xx)
NL289733A (xx)
SE305959B (xx)	1968-11-11
FI40232B (xx)	1968-07-31
GB970018A (en)	1964-09-16

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