DK110145C - Fremgangsmåde til forøgelse af stabiliteten mod termisk nedbrydning af en sædvanligvis fast oxymethylenpolymer. - Google Patents
Fremgangsmåde til forøgelse af stabiliteten mod termisk nedbrydning af en sædvanligvis fast oxymethylenpolymer.Info
- Publication number
- DK110145C DK110145C DK161961AA DK161961A DK110145C DK 110145 C DK110145 C DK 110145C DK 161961A A DK161961A A DK 161961AA DK 161961 A DK161961 A DK 161961A DK 110145 C DK110145 C DK 110145C
- Authority
- DK
- Denmark
- Prior art keywords
- increasing
- thermal degradation
- stability against
- against thermal
- usually solid
- Prior art date
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
- C08G2/18—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
- C08G2/36—Chemical modification by after-treatment by depolymerisation
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)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US2365860A | 1960-04-21 | 1960-04-21 | |
US10209761A | 1961-04-11 | 1961-04-11 | |
US102096A US3174948A (en) | 1960-04-21 | 1961-04-11 | Stabilization of oxymethylene copolymers |
Publications (1)
Publication Number | Publication Date |
---|---|
DK110145C true DK110145C (da) | 1969-07-07 |
Family
ID=27362142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK161961AA DK110145C (da) | 1960-04-21 | 1961-04-21 | Fremgangsmåde til forøgelse af stabiliteten mod termisk nedbrydning af en sædvanligvis fast oxymethylenpolymer. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3174948A (fi) |
BE (1) | BE602869A (fi) |
CH (1) | CH423240A (fi) |
DE (1) | DE1795570A1 (fi) |
DK (1) | DK110145C (fi) |
FI (1) | FI42634C (fi) |
FR (1) | FR1287151A (fi) |
GB (1) | GB986925A (fi) |
NL (2) | NL130782C (fi) |
SE (1) | SE313672C (fi) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE632552A (fi) * | 1957-02-23 | |||
NL263685A (fi) * | 1960-04-21 | |||
US3318848A (en) * | 1963-06-20 | 1967-05-09 | Celanese Corp | Melt hydrolysis of oxymethylene copolymers |
BE628412A (fi) * | 1962-02-14 | |||
GB1053119A (fi) * | 1963-04-24 | |||
GB1059581A (en) * | 1963-05-07 | 1967-02-22 | Ici Ltd | New pyridinium salts |
DE1246245B (de) * | 1963-10-26 | 1967-08-03 | Bayer Ag | Verfahren zur Herstellung von Copolymerisaten des Trioxans |
DE1223552B (de) * | 1964-06-26 | 1966-08-25 | Hoechst Ag | Verfahren zum Stabilisieren von Copolymerisaten aus Trioxan |
DE1224493B (de) * | 1964-06-26 | 1966-09-08 | Hoechst Ag | Verfahren zum Stabilisieren von Copolymerisaten aus Trioxan |
US3419529A (en) * | 1964-09-29 | 1968-12-31 | Celanese Corp | Stabilization of oxymethylene copolymers |
US3428605A (en) * | 1964-09-30 | 1969-02-18 | Celanese Corp | Stabilization of oxymethylene copolymers |
DE1570385B1 (de) * | 1964-09-30 | 1970-12-23 | Celanese Corp | Verfahren zur thermischen Stabilisierung von bei Normalbedingungen festen Oxymethylencopolymerisaten |
US3418280A (en) * | 1964-12-31 | 1968-12-24 | Celanese Corp | Stabilization of oxymethylene copolymers by alkaline hydrolysis |
US3477993A (en) * | 1966-04-01 | 1969-11-11 | Du Pont | Vapor-phase base clean-up of polyoxymethylene |
GB1151762A (en) * | 1966-06-24 | 1969-05-14 | British Industrial Plastics | Treatment of Oxymethylene Polymers |
DE1720309B1 (de) * | 1967-10-10 | 1972-03-23 | Basf Ag | Verfahren zum thermischen Stabilisieren von Copolymerisaten des Trioxans |
DE1720509B1 (de) * | 1967-10-19 | 1971-10-21 | Degussa | Verfahren zum thermischen stabilisieren von oxymethylencopolymemerisaten |
US3666714A (en) * | 1968-11-15 | 1972-05-30 | Karl Heinz Hafner | Polyacetals stabilized with secondary alkali metal phosphates |
DE2620017C3 (de) * | 1976-05-06 | 1979-05-31 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von grobkörnigen Oxymethylenpolymeren |
DE2818240A1 (de) * | 1978-04-26 | 1979-11-08 | Hoechst Ag | Thermoplastische formmassen auf basis von polyoxymethylenen |
CA1198246A (en) * | 1982-02-19 | 1985-12-17 | Ananda M. Chatterjee | Process and apparatus for continual melt hydrolysis of acetal copolymers |
FR2586418B1 (fr) * | 1985-08-26 | 1987-11-20 | Solvay | Procede pour la fabrication de copolymeres oxymethyleniques thermiquement stables |
US4613634A (en) * | 1985-09-13 | 1986-09-23 | Celanese Corporation | Low warp filled polyoxymethylene compositions |
FR2599744B1 (fr) * | 1986-06-06 | 1988-09-23 | Solvay | Procede pour la fabrication de polyacetals |
DE10242186B4 (de) * | 2002-09-10 | 2013-05-29 | Ticona Gmbh | Formkörper umfassend Polyacetale, Verfahren zur Herstellung dieser Formkörper sowie deren Verwendung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2732370A (en) * | 1956-01-24 | Polymers | ||
US2399456A (en) * | 1943-01-21 | 1946-04-30 | Du Pont | Plasticized polyvinyl compositions |
US2921047A (en) * | 1956-06-20 | 1960-01-12 | Union Carbide Corp | Stabilized poly(ethylene oxide) composition |
US2920059A (en) * | 1957-04-08 | 1960-01-05 | Du Pont | Stabilization of polyoxymethylenes with aromatic amines |
BE570884A (fi) * | 1957-09-06 | 1900-01-01 | ||
US2989509A (en) * | 1957-10-21 | 1961-06-20 | Celanese Corp | Trioxane polymer stabilization |
US3027352A (en) * | 1958-02-28 | 1962-03-27 | Celanese Corp | Copolymers |
US3103499A (en) * | 1959-04-02 | 1963-09-10 | Thermal stabilization of oxymethylene |
-
0
- NL NL263823D patent/NL263823A/xx unknown
- BE BE602869D patent/BE602869A/xx unknown
- NL NL130782D patent/NL130782C/xx active
-
1961
- 1961-04-11 US US102096A patent/US3174948A/en not_active Expired - Lifetime
- 1961-04-20 SE SE414161A patent/SE313672C/xx unknown
- 1961-04-20 DE DE19611795570 patent/DE1795570A1/de not_active Withdrawn
- 1961-04-21 CH CH469961A patent/CH423240A/fr unknown
- 1961-04-21 FR FR859465A patent/FR1287151A/fr not_active Expired
- 1961-04-21 DK DK161961AA patent/DK110145C/da active
- 1961-04-21 GB GB14463/61A patent/GB986925A/en not_active Expired - Lifetime
- 1961-04-21 FI FI610777A patent/FI42634C/fi active
Also Published As
Publication number | Publication date |
---|---|
SE313672C (sv) | 1973-07-09 |
SE313672B (sv) | 1969-08-18 |
BE602869A (fi) | |
DE1445294B2 (de) | 1970-01-08 |
DE1795570A1 (de) | 1972-02-03 |
FI42634B (fi) | 1970-06-01 |
NL263823A (fi) | |
US3174948A (en) | 1965-03-23 |
FI42634C (fi) | 1970-09-14 |
NL130782C (fi) | |
FR1287151A (fr) | 1962-03-09 |
DE1445294A1 (de) | 1968-11-14 |
GB986925A (en) | 1965-03-24 |
CH423240A (fr) | 1966-10-31 |
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