BE606474A - - Google Patents
Info
- Publication number
- BE606474A BE606474A BE606474DA BE606474A BE 606474 A BE606474 A BE 606474A BE 606474D A BE606474D A BE 606474DA BE 606474 A BE606474 A BE 606474A
- 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
-
- 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
-
- 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
- C08G2/18—Copolymerisation of aldehydes or ketones
-
- 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
- C08G2/18—Copolymerisation of aldehydes or ketones
- C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
-
- 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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63983A US3140271A (en) | 1960-10-21 | 1960-10-21 | Production of formaldehyde polymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE606474A true BE606474A (ro) |
Family
ID=22052761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE606474D BE606474A (ro) | 1960-10-21 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3140271A (ro) |
| BE (1) | BE606474A (ro) |
| DE (1) | DE1158711B (ro) |
| GB (1) | GB921802A (ro) |
| NL (1) | NL268020A (ro) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2475610A (en) * | 1945-12-19 | 1949-07-12 | Du Pont | Trioxepane and its polymers |
| 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 |
| US3017389A (en) * | 1955-03-18 | 1962-01-16 | Du Pont | Process of controlling the molecular weight of linear formaldehyde polymers |
| GB793673A (en) * | 1955-07-13 | 1958-04-23 | Du Pont | Improvements in or relating to the preparation of high molecular weight addition polymers of formaldehyde |
-
0
- NL NL268020D patent/NL268020A/xx unknown
- BE BE606474D patent/BE606474A/xx unknown
-
1960
- 1960-10-21 US US63983A patent/US3140271A/en not_active Expired - Lifetime
-
1961
- 1961-07-07 GB GB24732/61A patent/GB921802A/en not_active Expired
- 1961-07-12 DE DEG32706A patent/DE1158711B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB921802A (en) | 1963-03-27 |
| DE1158711B (de) | 1963-12-05 |
| US3140271A (en) | 1964-07-07 |
| NL268020A (ro) |