BE639332A - - Google Patents
Info
- Publication number
- BE639332A BE639332A BE639332DA BE639332A BE 639332 A BE639332 A BE 639332A BE 639332D A BE639332D A BE 639332DA BE 639332 A BE639332 A BE 639332A
- 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
- C08G2/02—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
- C08G2/08—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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP775663 | 1963-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE639332A true BE639332A (US06818201-20041116-C00086.png) |
Family
ID=11674524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE639332D BE639332A (US06818201-20041116-C00086.png) | 1963-02-13 |
Country Status (5)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1062920A (en) * | 1963-12-28 | 1967-03-22 | Asahi Chemical Ind | A process for preparing polyoxymethylene copolymers |
| US3446776A (en) * | 1964-11-14 | 1969-05-27 | Sumitomo Chemical Co | Process for producing high molecular weight polymer of formaldehyde |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2768994A (en) * | 1952-08-30 | 1956-10-30 | Du Pont | Polyoxymethylenes |
| US3030338A (en) * | 1959-01-26 | 1962-04-17 | Robert S Aries | Polymerization of formaldehyde |
| GB928605A (en) * | 1959-08-15 | 1963-06-12 | Japanese Ass For Radiation Res | Process for polymerizing formaldehyde by the action of ionizing radiation |
| FR1271297A (fr) * | 1959-08-29 | 1961-09-08 | Degussa | Procédé pour préparer des polyoxyméthylènes thermiquement et chimiquement stables |
| BE597456A (US06818201-20041116-C00086.png) * | 1959-12-28 | |||
| US3135718A (en) * | 1960-04-19 | 1964-06-02 | Bayer Ag | Polymerization of formaldehyde |
| BE603848A (US06818201-20041116-C00086.png) * | 1960-05-31 | |||
| FR1301565A (fr) * | 1960-09-24 | 1962-08-17 | Sumitomo Chemical Co | Procédé de production d'un polymère de formaldéhyde de poids moléculaire élevé |
-
0
- NL NL128822D patent/NL128822C/xx active
- BE BE639332D patent/BE639332A/xx unknown
- NL NL299855D patent/NL299855A/xx unknown
-
1963
- 1963-10-09 GB GB39797/63A patent/GB997474A/en not_active Expired
- 1963-10-18 US US317123A patent/US3309296A/en not_active Expired - Lifetime
- 1963-10-21 DE DES87953A patent/DE1245125B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3309296A (en) | 1967-03-14 |
| GB997474A (en) | 1965-07-07 |
| DE1245125B (de) | 1967-07-20 |
| NL128822C (US06818201-20041116-C00086.png) | |
| NL299855A (US06818201-20041116-C00086.png) |
