BE632552A - - Google Patents
Info
- Publication number
- BE632552A BE632552A BE632552DA BE632552A BE 632552 A BE632552 A BE 632552A BE 632552D A BE632552D A BE 632552DA BE 632552 A BE632552 A BE 632552A
- 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
- C08G2/06—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
- C08G2/08—Polymerisation of formaldehyde
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)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DED25004A DE1108434B (de) | 1957-02-23 | 1957-02-23 | Verfahren zur katalytischen Polymerisation des Formaldehyds in inerten Loesungsmitteln |
| DED33842A DE1139273B (de) | 1957-02-23 | 1960-07-23 | Verfahren zur Herstellung von Polyoxymethylenen |
| DED38959A DE1190187B (de) | 1957-02-23 | 1962-05-19 | Verfahren zum Stabilisieren von Polyoxymethylenen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE632552A true BE632552A (fi) |
Family
ID=27209664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE632552D BE632552A (fi) | 1957-02-23 |
Country Status (7)
| Country | Link |
|---|---|
| US (3) | US2985623A (fi) |
| BE (1) | BE632552A (fi) |
| CH (3) | CH373185A (fi) |
| DE (3) | DE1108434B (fi) |
| FR (1) | FR1191612A (fi) |
| GB (3) | GB836288A (fi) |
| NL (5) | NL99706C (fi) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE632552A (fi) * | 1957-02-23 | |||
| DE1180519B (de) * | 1959-04-18 | 1964-10-29 | Degussa | Verfahren zur Herstellung von Eupolyoxymethylenen |
| DE1132723B (de) * | 1960-07-30 | 1962-07-05 | Deutsehe Gold Und Silber Schei | Verfahren zur Herstellung von Eupolyoxymethylenen |
| BE612792A (fi) * | 1961-01-24 | |||
| NL275439A (fi) * | 1961-04-22 | |||
| US3248271A (en) * | 1961-05-08 | 1966-04-26 | Celanese Corp | Shaped oxymethylene thermoplastic polymer and method of surface treating same |
| BE629599A (fi) * | 1962-03-15 | |||
| US3313753A (en) * | 1962-04-19 | 1967-04-11 | Celanese Corp | Floor tile comprising vinyl chloridevinyl acetate copolymer and modified polyoxymethylene |
| BE632214A (fi) * | 1962-05-11 | |||
| US3383364A (en) * | 1964-06-26 | 1968-05-14 | Exxon Research Engineering Co | Process of preparing formaldehydecarbon monoxide copolymer |
| US3418280A (en) * | 1964-12-31 | 1968-12-24 | Celanese Corp | Stabilization of oxymethylene copolymers by alkaline hydrolysis |
| US3484399A (en) * | 1966-05-16 | 1969-12-16 | Celanese Corp | Stabilization of oxymethylene polymers |
| JPS6063216A (ja) * | 1983-09-16 | 1985-04-11 | Polyplastics Co | 熱安定性，成形性の改良されたポリアセタ−ル重合体の製造法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE932701C (de) * | 1944-02-26 | 1955-09-08 | Georg B Dipl-Chem Dr Willfang | Verfahren zur Herstellung von Kondensations- und bzw. oder Polymerisationsprodukten |
| GB748836A (en) * | 1952-08-30 | 1956-05-09 | Du Pont | Improvements in or relating to formaldehyde polymers |
| NL196512A (fi) * | 1954-04-16 | |||
| GB753299A (en) * | 1954-11-25 | 1956-07-18 | Du Pont | Improvements in or relating to formaldehyde polymers |
| BE632552A (fi) * | 1957-02-23 | |||
| US2920059A (en) * | 1957-04-08 | 1960-01-05 | Du Pont | Stabilization of polyoxymethylenes with aromatic amines |
| NL130782C (fi) * | 1960-04-21 |
-
0
- BE BE632552D patent/BE632552A/xx unknown
- NL NL224673D patent/NL224673A/xx unknown
- NL NL292302D patent/NL292302A/xx unknown
- NL NL267211D patent/NL267211A/xx unknown
- NL NL125081D patent/NL125081C/xx active
- NL NL99706D patent/NL99706C/xx active
-
1957
- 1957-02-23 DE DED25004A patent/DE1108434B/de active Pending
-
1958
- 1958-01-29 CH CH5524758A patent/CH373185A/de unknown
- 1958-02-13 GB GB4768/58A patent/GB836288A/en not_active Expired
- 1958-02-17 FR FR1191612D patent/FR1191612A/fr not_active Expired
- 1958-02-21 US US716549A patent/US2985623A/en not_active Expired - Lifetime
-
1960
- 1960-07-23 DE DED33842A patent/DE1139273B/de active Pending
-
1961
- 1961-07-05 CH CH783761A patent/CH409398A/de unknown
- 1961-07-20 GB GB26389/61A patent/GB906959A/en not_active Expired
-
1962
- 1962-05-19 DE DED38959A patent/DE1190187B/de active Pending
-
1963
- 1963-04-26 CH CH523863A patent/CH402419A/de unknown
- 1963-05-10 GB GB18654/63A patent/GB980566A/en not_active Expired
- 1963-05-10 US US279628A patent/US3275593A/en not_active Expired - Lifetime
-
1965
- 1965-04-05 US US445768A patent/US3344119A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CH409398A (de) | 1966-03-15 |
| US3275593A (en) | 1966-09-27 |
| NL292302A (fi) | |
| US2985623A (en) | 1961-05-23 |
| CH373185A (de) | 1963-11-15 |
| NL99706C (fi) | |
| NL267211A (fi) | |
| DE1190187B (de) | 1965-04-01 |
| US3344119A (en) | 1967-09-26 |
| CH402419A (de) | 1965-11-15 |
| FR1191612A (fr) | 1959-10-21 |
| DE1108434B (de) | 1961-06-08 |
| GB980566A (en) | 1965-01-13 |
| GB836288A (en) | 1960-06-01 |
| DE1139273B (de) | 1962-11-08 |
| GB906959A (en) | 1962-09-26 |
| NL224673A (fi) | |
| NL125081C (fi) |