BE748146A - Procede de preparation de polymeres oxymethyleniques - Google Patents
Procede de preparation de polymeres oxymethyleniquesInfo
- Publication number
- BE748146A BE748146A BE748146DA BE748146A BE 748146 A BE748146 A BE 748146A BE 748146D A BE748146D A BE 748146DA BE 748146 A BE748146 A BE 748146A
- Authority
- BE
- Belgium
- Prior art keywords
- oxymethylenic
- polymers
- preparing
- preparing oxymethylenic
- oxymethylenic polymers
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920000642 polymer Polymers 0.000 title 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
- C08G2/02—Polymerisation initiated by wave energy or by particle radiation
-
- 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
- C08G2/10—Polymerisation of cyclic oligomers 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)
- Polyethers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2456369 | 1969-03-31 | ||
| JP10327069 | 1969-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE748146A true BE748146A (fr) | 1970-08-31 |
Family
ID=26362109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE748146D BE748146A (fr) | 1969-03-31 | 1970-03-27 | Procede de preparation de polymeres oxymethyleniques |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3830715A (fr) |
| BE (1) | BE748146A (fr) |
| DE (1) | DE2015063C3 (fr) |
| FR (1) | FR2036007B1 (fr) |
| GB (1) | GB1280573A (fr) |
| NL (1) | NL164298C (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4049518A (en) * | 1968-02-08 | 1977-09-20 | Japan Atomic Energy Research Institute | Multi-step radiation process of producing polyoxymethylenes |
| US3917563A (en) * | 1970-02-17 | 1975-11-04 | Japan Atomic Energy Res Inst | Process for the production of high molecular weight polyoxymethylene by the polymerization of tetraoxane |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1346545A (fr) * | 1961-12-14 | 1963-12-20 | Ici Ltd | Procédé de fabrication d'un copolymère contenant des motifs oxyméthylène |
| FR1424655A (fr) * | 1964-10-07 | 1966-01-14 | Toyo Koatsu Ind Inc | Procédé de préparation de polyoxyméthylènes |
| FR1553949A (fr) * | 1967-12-06 | 1969-01-17 |
-
1970
- 1970-03-26 FR FR707010872A patent/FR2036007B1/fr not_active Expired
- 1970-03-27 BE BE748146D patent/BE748146A/fr not_active IP Right Cessation
- 1970-03-28 DE DE2015063A patent/DE2015063C3/de not_active Expired
- 1970-03-31 NL NL7004531.A patent/NL164298C/xx not_active IP Right Cessation
- 1970-03-31 GB GB05094/70A patent/GB1280573A/en not_active Expired
-
1972
- 1972-06-26 US US00266216A patent/US3830715A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL7004531A (fr) | 1970-10-02 |
| DE2015063A1 (de) | 1971-01-21 |
| GB1280573A (en) | 1972-07-05 |
| NL164298C (nl) | 1980-12-15 |
| FR2036007B1 (fr) | 1973-03-16 |
| US3830715A (en) | 1974-08-20 |
| NL164298B (nl) | 1980-07-15 |
| FR2036007A1 (fr) | 1970-12-24 |
| DE2015063C3 (de) | 1982-04-08 |
| DE2015063B2 (de) | 1981-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE20 | Patent expired |
Owner name: DAICEL LTD Effective date: 19900327 |