BE613802A - - Google Patents
Info
- Publication number
- BE613802A BE613802A BE613802DA BE613802A BE 613802 A BE613802 A BE 613802A BE 613802D A BE613802D A BE 613802DA BE 613802 A BE613802 A BE 613802A
- Authority
- BE
- Belgium
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
- C08G2/04—Polymerisation by using compounds which act upon the molecular weight, e.g. chain-transferring agents
-
- 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
- C08G2/18—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
- C08G2/18—Copolymerisation of aldehydes or ketones
- C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
-
- 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
- C08G2/24—Copolymerisation of aldehydes or ketones with acetals
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US89371A US3337503A (en) | 1961-02-15 | 1961-02-15 | Polyoxymethylene polymer and polymerization process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE613802A true BE613802A (en:Method) |
Family
ID=22217301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE613802D BE613802A (en:Method) | 1961-02-15 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3337503A (en:Method) |
| AT (1) | AT255131B (en:Method) |
| BE (1) | BE613802A (en:Method) |
| CH (1) | CH413386A (en:Method) |
| DE (1) | DE1495224A1 (en:Method) |
| ES (1) | ES274065A1 (en:Method) |
| GB (1) | GB989430A (en:Method) |
| NL (1) | NL274804A (en:Method) |
| SE (1) | SE316300B (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA959989A (en) * | 1970-11-12 | 1974-12-24 | Pierino Radici | Method of preparing high molecular weight polyoxymethylenes |
| DE3011335A1 (de) * | 1980-03-25 | 1981-10-01 | Basf Ag, 6700 Ludwigshafen | Verfahren zur reinigung von trioxan |
| US4377667A (en) * | 1980-06-13 | 1983-03-22 | Asahi Kasei Kogyo Kabushiki Kaisha | Polyacetal and process of producing same |
| US4535127A (en) * | 1983-03-23 | 1985-08-13 | Asahi Kasei Kogyo Kabushiki Kaisha | Polyacetal copolymers and process for production thereof |
| SG82521A1 (en) * | 1990-10-05 | 2001-08-21 | Asahi Chemical Ind | Polyoxymethylene copolymer and process for producing the copolymer |
| DE10340977B4 (de) * | 2003-09-05 | 2006-04-13 | Ticona Gmbh | Polyoxymethylen-Homo- und Copolymere, deren Herstellung und Verwendung |
| US7022805B2 (en) * | 2003-09-12 | 2006-04-04 | Ticona Gmbh | Process for the preparation of acetal polymers |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2304431A (en) * | 1940-01-26 | 1942-12-08 | Du Pont | Method of effecting chemical reactions involving formaldehyde |
| US2449469A (en) * | 1944-11-02 | 1948-09-14 | Du Pont | Preparation of polyformals |
| US3017389A (en) * | 1955-03-18 | 1962-01-16 | Du Pont | Process of controlling the molecular weight of linear formaldehyde polymers |
| US2795571A (en) * | 1956-04-17 | 1957-06-11 | Du Pont | Catalytic process for polymerizing trioxane to tough, high molecular weight polyoxymethylene |
| US2989509A (en) * | 1957-10-21 | 1961-06-20 | Celanese Corp | Trioxane polymer stabilization |
-
0
- NL NL274804D patent/NL274804A/xx unknown
- BE BE613802D patent/BE613802A/xx unknown
-
1961
- 1961-02-15 US US89371A patent/US3337503A/en not_active Expired - Lifetime
-
1962
- 1962-01-25 ES ES0274065A patent/ES274065A1/es not_active Expired
- 1962-02-01 AT AT83962A patent/AT255131B/de active
- 1962-02-07 GB GB4671/62A patent/GB989430A/en not_active Expired
- 1962-02-10 CH CH166462A patent/CH413386A/fr unknown
- 1962-02-13 SE SE1576/62A patent/SE316300B/xx unknown
- 1962-02-14 DE DE19621495224 patent/DE1495224A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL274804A (en:Method) | |
| ES274065A1 (es) | 1962-05-01 |
| DE1495224A1 (de) | 1969-03-13 |
| GB989430A (en) | 1965-04-14 |
| CH413386A (fr) | 1966-05-15 |
| AT255131B (de) | 1967-06-26 |
| US3337503A (en) | 1967-08-22 |
| SE316300B (en:Method) | 1969-10-20 |