GB939473A - Polyoxymethylenes stabilized against heating - Google Patents
Polyoxymethylenes stabilized against heatingInfo
- Publication number
- GB939473A GB939473A GB11495/62A GB1149562A GB939473A GB 939473 A GB939473 A GB 939473A GB 11495/62 A GB11495/62 A GB 11495/62A GB 1149562 A GB1149562 A GB 1149562A GB 939473 A GB939473 A GB 939473A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polyoxymethylenes
- stabilized against
- against heating
- heating
- ketene
- 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
- -1 Polyoxymethylenes Polymers 0.000 title abstract 2
- 229920006324 polyoxymethylene Polymers 0.000 title abstract 2
- 238000010438 heat treatment Methods 0.000 title 1
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 abstract 3
- BPGDAMSIGCZZLK-UHFFFAOYSA-N acetyloxymethyl acetate Chemical compound CC(=O)OCOC(C)=O BPGDAMSIGCZZLK-UHFFFAOYSA-N 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- CCGKOQOJPYTBIH-UHFFFAOYSA-N ethenone Chemical compound C=C=O CCGKOQOJPYTBIH-UHFFFAOYSA-N 0.000 abstract 1
- 238000005809 transesterification reaction Methods 0.000 abstract 1
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
- C08G2/30—Chemical modification by after-treatment
-
- 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
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT562661 | 1961-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB939473A true GB939473A (en) | 1963-10-16 |
Family
ID=11120350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB11495/62A Expired GB939473A (en) | 1961-03-30 | 1962-03-26 | Polyoxymethylenes stabilized against heating |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3226366A (en:Method) |
| BE (1) | BE615777A (en:Method) |
| DE (1) | DE1165267B (en:Method) |
| ES (1) | ES275974A1 (en:Method) |
| GB (1) | GB939473A (en:Method) |
| NL (2) | NL275998A (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL295525A (en:Method) * | 1962-07-27 | |||
| GB997337A (en) * | 1962-10-13 | 1965-07-07 | Toyo Rayon Co Ltd | A process to improve thermal stability of polyoxymethylene |
| DE1301545B (de) * | 1963-06-14 | 1969-08-21 | Toyo Rayon Co Ltd | Verfahren zum Stabilisieren von makromolekularen Polyoxymethylenen |
| GB1052465A (en:Method) * | 1963-10-12 | |||
| US3355428A (en) * | 1964-11-25 | 1967-11-28 | Continental Oil Co | Polyoxymethylene process |
| US3336262A (en) * | 1965-11-05 | 1967-08-15 | Tenneco Chem | Branched chain polyoxymethylene polycarboxylates |
| US3609124A (en) * | 1967-08-01 | 1971-09-28 | Sir Soc Italiana Resine Spa | Process for stabilizing polyoxymethylenes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE394404A (en:Method) * | 1932-02-16 | |||
| US2492955A (en) * | 1946-08-31 | 1950-01-03 | Shell Dev | Polyoxyalkylene compounds |
| FR1250927A (fr) * | 1959-03-09 | 1961-01-13 | Du Pont | Procédé d'estérification du polyoxyméthylène |
-
0
- NL NL135599D patent/NL135599C/xx active
- NL NL275998D patent/NL275998A/xx unknown
-
1962
- 1962-03-26 GB GB11495/62A patent/GB939473A/en not_active Expired
- 1962-03-26 DE DEM52264A patent/DE1165267B/de active Pending
- 1962-03-27 US US182964A patent/US3226366A/en not_active Expired - Lifetime
- 1962-03-29 ES ES275974A patent/ES275974A1/es not_active Expired
- 1962-03-29 BE BE615777A patent/BE615777A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE615777A (fr) | 1962-07-16 |
| NL135599C (en:Method) | |
| NL275998A (en:Method) | |
| US3226366A (en) | 1965-12-28 |
| ES275974A1 (es) | 1962-09-16 |
| DE1165267B (de) | 1964-03-12 |
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