BE760516A - Procede de traitement de polymeres d'oxymethylene bruts - Google Patents
Procede de traitement de polymeres d'oxymethylene brutsInfo
- Publication number
- BE760516A BE760516A BE760516A BE760516A BE760516A BE 760516 A BE760516 A BE 760516A BE 760516 A BE760516 A BE 760516A BE 760516 A BE760516 A BE 760516A BE 760516 A BE760516 A BE 760516A
- Authority
- BE
- Belgium
- Prior art keywords
- treating crude
- oxymethylene polymers
- crude oxymethylene
- polymers
- treating
- 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
- C08G2/28—Post-polymerisation treatments
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 |
---|---|---|---|
DE19691963402 DE1963402C3 (de) | 1969-12-18 | 1969-12-18 | Verfahren zur Aufbereitung von rohen Oxymethylenpolymeren |
Publications (1)
Publication Number | Publication Date |
---|---|
BE760516A true BE760516A (fr) | 1971-06-18 |
Family
ID=5754214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE760516A BE760516A (fr) | 1969-12-18 | 1970-12-18 | Procede de traitement de polymeres d'oxymethylene bruts |
Country Status (5)
Country | Link |
---|---|
BE (1) | BE760516A (de) |
DE (1) | DE1963402C3 (de) |
FR (1) | FR2070912B1 (de) |
GB (1) | GB1327595A (de) |
NL (1) | NL7018527A (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4087411A (en) * | 1975-09-17 | 1978-05-02 | Mitsubishi Gas Chemical Company, Inc. | Process for preparing oxymethylene polymers |
DE4409744C2 (de) * | 1994-03-22 | 2000-12-21 | Basf Ag | Verfahren zur Aufarbeitung von rohem Polyoxymethylen |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT237897B (de) * | 1962-05-19 | 1965-01-11 | Degussa | Verfahren zur Herstellung von Polyoxymethylenen mit erhöhter thermischer Stabilität |
FR1453168A (fr) * | 1964-11-11 | 1966-04-15 | Basf Ag | Procédé pour le post-traitement de polyacétals |
DE1669658C3 (de) * | 1966-08-06 | 1979-05-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zum Herstellen stabilisierter Polyformaldehyde |
DE1595340A1 (de) * | 1966-08-27 | 1970-03-05 | Basf Ag | Verfahren zum Entfernen fluechtiger Anteile aus Polyformaldehyd |
-
1969
- 1969-12-18 DE DE19691963402 patent/DE1963402C3/de not_active Expired
-
1970
- 1970-12-16 FR FR7045309A patent/FR2070912B1/fr not_active Expired
- 1970-12-17 GB GB5991570A patent/GB1327595A/en not_active Expired
- 1970-12-18 NL NL7018527A patent/NL7018527A/xx unknown
- 1970-12-18 BE BE760516A patent/BE760516A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
DE1963402A1 (de) | 1971-06-24 |
DE1963402C3 (de) | 1981-07-09 |
NL7018527A (de) | 1971-06-22 |
FR2070912B1 (de) | 1975-06-06 |
FR2070912A1 (de) | 1971-09-17 |
GB1327595A (en) | 1973-08-22 |
DE1963402B2 (de) | 1977-10-06 |
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