FR1226239A - Polymerization of formaldehyde - Google Patents
Polymerization of formaldehydeInfo
- Publication number
- FR1226239A FR1226239A FR796408A FR796408A FR1226239A FR 1226239 A FR1226239 A FR 1226239A FR 796408 A FR796408 A FR 796408A FR 796408 A FR796408 A FR 796408A FR 1226239 A FR1226239 A FR 1226239A
- Authority
- FR
- France
- Prior art keywords
- formaldehyde
- polymerization
- 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
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
- 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
-
- 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
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEF25895A DE1104179B (en) | 1958-06-03 | 1958-06-03 | Process for the production of high molecular weight polyoxymethylenes |
DE1958F0025934 DE1109890B (en) | 1958-06-03 | 1958-06-10 | Process for the production of high molecular weight polyoxymethylenes |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1226239A true FR1226239A (en) | 1960-07-08 |
Family
ID=25974138
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR796408A Expired FR1226239A (en) | 1958-06-03 | 1959-06-03 | Polymerization of formaldehyde |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE579267A (en) |
CH (1) | CH396414A (en) |
DE (2) | DE1104179B (en) |
FR (1) | FR1226239A (en) |
GB (1) | GB857321A (en) |
NL (2) | NL239767A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1222675B (en) * | 1961-07-13 | 1966-08-11 | Charbonnages De France | Process for the preparation of homopolymers of formaldehyde or copolymers of formaldehyde and acetaldehyde |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4757664A (en) * | 1985-06-04 | 1988-07-19 | Screenex Wire Weaving Manufacturers (Proprietary) Limited | Wear resistant panel arrangement |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL196512A (en) * | 1954-04-16 |
-
0
- BE BE579267D patent/BE579267A/xx unknown
- NL NL111018D patent/NL111018C/xx active
- NL NL239767D patent/NL239767A/xx unknown
-
1958
- 1958-06-03 DE DEF25895A patent/DE1104179B/en active Pending
- 1958-06-10 DE DE1958F0025934 patent/DE1109890B/en active Pending
-
1959
- 1959-05-14 CH CH7321959A patent/CH396414A/en unknown
- 1959-06-01 GB GB1867259A patent/GB857321A/en not_active Expired
- 1959-06-03 FR FR796408A patent/FR1226239A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1222675B (en) * | 1961-07-13 | 1966-08-11 | Charbonnages De France | Process for the preparation of homopolymers of formaldehyde or copolymers of formaldehyde and acetaldehyde |
Also Published As
Publication number | Publication date |
---|---|
DE1104179B (en) | 1961-04-06 |
GB857321A (en) | 1960-12-29 |
CH396414A (en) | 1965-07-31 |
BE579267A (en) | |
DE1109890B (en) | 1961-06-29 |
NL111018C (en) | |
NL239767A (en) |
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