BE647353A - - Google Patents
Info
- Publication number
- BE647353A BE647353A BE647353A BE647353A BE647353A BE 647353 A BE647353 A BE 647353A BE 647353 A BE647353 A BE 647353A BE 647353 A BE647353 A BE 647353A BE 647353 A BE647353 A BE 647353A
- 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
- C08G2/10—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
- C08G4/00—Condensation polymers of aldehydes or ketones with polyalcohols; Addition polymers of heterocyclic oxygen compounds containing in the ring at least once the grouping —O—C—O—
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF39625A DE1204823B (de) | 1963-04-30 | 1963-04-30 | Verfahren zum Polymerisieren von cyclischen Acetalen einzeln oder in Mischung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE647353A true BE647353A (xx) | 1964-10-30 |
Family
ID=7097857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE647353A BE647353A (xx) | 1963-04-30 | 1964-04-30 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3378502A (xx) |
| AT (1) | AT245801B (xx) |
| BE (1) | BE647353A (xx) |
| CH (1) | CH457857A (xx) |
| DE (1) | DE1204823B (xx) |
| DK (1) | DK107190C (xx) |
| FI (1) | FI41871B (xx) |
| GB (1) | GB1061659A (xx) |
| NL (1) | NL6404631A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4515935A (en) * | 1981-02-17 | 1985-05-07 | Qo Chemicals, Inc. | Catalysts for foundry core binders |
| US4331583A (en) * | 1981-02-17 | 1982-05-25 | The Quaker Oats Company | Catalysts for foundry core binders |
| US7119380B2 (en) | 2004-12-01 | 2006-10-10 | Semisouth Laboratories, Inc. | Lateral trench field-effect transistors in wide bandgap semiconductor materials, methods of making, and integrated circuits incorporating the transistors |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB342668A (en) * | 1929-10-03 | 1931-02-03 | Werner Schilt | Improvements relating to the preparation of combustible, solid poly-formaldehyde |
| US2614136A (en) * | 1949-07-06 | 1952-10-14 | Standard Oil Dev Co | Method of polymerizing olefins with phosphorus pentoxide-trialkyl phosphate catalyst solution |
| US2989511A (en) * | 1958-12-23 | 1961-06-20 | Celanese Corp | Catalytic polymerization of trioxane |
| BE592599A (xx) * | 1959-07-03 | |||
| GB1002761A (en) * | 1960-10-17 | 1965-08-25 | British Industrial Plastics | Polymeric products from trioxan and aldehydes |
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1963
- 1963-04-30 DE DEF39625A patent/DE1204823B/de active Pending
-
1964
- 1964-04-21 US US361555A patent/US3378502A/en not_active Expired - Lifetime
- 1964-04-24 FI FI0885/64A patent/FI41871B/fi active
- 1964-04-27 NL NL6404631A patent/NL6404631A/xx unknown
- 1964-04-27 CH CH547664A patent/CH457857A/de unknown
- 1964-04-28 AT AT376264A patent/AT245801B/de active
- 1964-04-28 GB GB17617/64A patent/GB1061659A/en not_active Expired
- 1964-04-29 DK DK215564AA patent/DK107190C/da active
- 1964-04-30 BE BE647353A patent/BE647353A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK107190C (da) | 1967-05-01 |
| DE1204823B (de) | 1965-11-11 |
| FI41871B (xx) | 1969-12-01 |
| GB1061659A (en) | 1967-03-15 |
| US3378502A (en) | 1968-04-16 |
| AT245801B (de) | 1966-03-25 |
| CH457857A (de) | 1968-06-15 |
| NL6404631A (xx) | 1964-11-02 |