BE633795A - - Google Patents
Info
- Publication number
- BE633795A BE633795A BE633795DA BE633795A BE 633795 A BE633795 A BE 633795A BE 633795D A BE633795D A BE 633795DA BE 633795 A BE633795 A BE 633795A
- 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
- C08G2/08—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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF37107A DE1174985B (de) | 1962-06-19 | 1962-06-19 | Verfahren zur Polymerisation von Formaldehyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE633795A true BE633795A (pt) |
Family
ID=7096743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE633795D BE633795A (pt) | 1962-06-19 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3297644A (pt) |
| BE (1) | BE633795A (pt) |
| CH (1) | CH433748A (pt) |
| DE (1) | DE1174985B (pt) |
| GB (1) | GB971590A (pt) |
| NL (1) | NL294246A (pt) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3446776A (en) * | 1964-11-14 | 1969-05-27 | Sumitomo Chemical Co | Process for producing high molecular weight polymer of formaldehyde |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2768994A (en) * | 1952-08-30 | 1956-10-30 | Du Pont | Polyoxymethylenes |
| DE1037705B (de) * | 1952-08-30 | 1958-08-28 | Du Pont | Verfahren zur Polymerisation von Formaldehyd |
| US2841570A (en) * | 1953-06-30 | 1958-07-01 | Du Pont | Polymerization of formaldehyde |
| US2951059A (en) * | 1957-10-21 | 1960-08-30 | Celanese Corp | Vapor phase polymerization of trioxane |
| FR1211002A (fr) * | 1958-09-24 | 1960-03-11 | Saint Gobain | Procédé de polymérisation du formaldéhyde |
| DE1138752B (de) * | 1958-12-19 | 1962-10-31 | Hoechst Ag | Verfahren zur Herstellung von reinem Formaldehyd |
| NL110884C (pt) * | 1959-08-17 |
-
0
- BE BE633795D patent/BE633795A/xx unknown
- NL NL294246D patent/NL294246A/xx unknown
-
1962
- 1962-06-19 DE DEF37107A patent/DE1174985B/de active Pending
-
1963
- 1963-05-30 CH CH680563A patent/CH433748A/de unknown
- 1963-06-05 US US285569A patent/US3297644A/en not_active Expired - Lifetime
- 1963-06-10 GB GB23055/63A patent/GB971590A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH433748A (de) | 1967-04-15 |
| GB971590A (en) | 1964-09-30 |
| US3297644A (en) | 1967-01-10 |
| DE1174985B (de) | 1964-07-30 |
| NL294246A (pt) |