NL269640A - - Google Patents
Info
- Publication number
- NL269640A NL269640A NL269640DA NL269640A NL 269640 A NL269640 A NL 269640A NL 269640D A NL269640D A NL 269640DA NL 269640 A NL269640 A NL 269640A
- Authority
- NL
- Netherlands
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
-
- 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
- C08G2/30—Chemical modification by after-treatment
- C08G2/32—Chemical modification by after-treatment by esterification
-
- 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
- C08G2/30—Chemical modification by after-treatment
- C08G2/34—Chemical modification by after-treatment by etherification
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Polyoxymethylene Polymers And Polymers With Carbon-To-Carbon Bonds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF32227A DE1166475B (de) | 1960-09-29 | 1960-09-29 | Verfahren zur Herstellung von veresterten oder veraetherten hochmolekularen Polyoxymethylenen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL269640A true NL269640A (en:Method) |
Family
ID=7094549
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL269640D NL269640A (en:Method) | 1960-09-29 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3232906A (en:Method) |
| BE (1) | BE608622A (en:Method) |
| CH (1) | CH429181A (en:Method) |
| DE (1) | DE1166475B (en:Method) |
| GB (1) | GB924464A (en:Method) |
| NL (1) | NL269640A (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE635478A (en:Method) * | 1962-07-27 | |||
| NL299150A (en:Method) * | 1962-10-13 | |||
| NL299145A (en:Method) * | 1962-10-13 | |||
| BE638528A (en:Method) * | 1962-10-13 | |||
| BE638529A (en:Method) * | 1962-10-13 | |||
| NL299151A (en:Method) * | 1962-10-13 | |||
| US3470135A (en) * | 1965-07-08 | 1969-09-30 | Asahi Chemical Ind | Process for the preparation of polyacetal resin |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2395307A (en) * | 1943-10-06 | 1946-02-19 | Du Pont | Preparation of organic salts |
| US2998409A (en) * | 1954-04-16 | 1961-08-29 | Du Pont | Polyoxymethylene carboxylates of improved thermal stability |
| NL196512A (en:Method) * | 1954-04-16 | |||
| US3017389A (en) * | 1955-03-18 | 1962-01-16 | Du Pont | Process of controlling the molecular weight of linear formaldehyde polymers |
| DE1228416B (de) * | 1957-03-04 | 1966-11-10 | Boehringer Sohn Ingelheim | Verfahren zur Herstellung von Polyestern |
| US2989505A (en) * | 1957-10-21 | 1961-06-20 | Celanese Corp | Suspension polymerization |
| US2964500A (en) * | 1958-09-29 | 1960-12-13 | Du Pont | Preparation of formaldehyde polymers with improved thermal stability |
| US3005799A (en) * | 1959-05-18 | 1961-10-24 | Bayer Ag | Polymerization of formaldehyde |
| US3135718A (en) * | 1960-04-19 | 1964-06-02 | Bayer Ag | Polymerization of formaldehyde |
-
0
- NL NL269640D patent/NL269640A/xx unknown
-
1960
- 1960-09-29 DE DEF32227A patent/DE1166475B/de active Pending
-
1961
- 1961-07-21 CH CH865561A patent/CH429181A/de unknown
- 1961-09-19 US US139053A patent/US3232906A/en not_active Expired - Lifetime
- 1961-09-22 GB GB34058/61A patent/GB924464A/en not_active Expired
- 1961-09-28 BE BE608622A patent/BE608622A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB924464A (en) | 1963-04-24 |
| US3232906A (en) | 1966-02-01 |
| CH429181A (de) | 1967-01-31 |
| BE608622A (fr) | 1962-03-28 |
| DE1166475B (de) | 1964-03-26 |