NL6808686A - - Google Patents
Info
- Publication number
- NL6808686A NL6808686A NL6808686A NL6808686A NL6808686A NL 6808686 A NL6808686 A NL 6808686A NL 6808686 A NL6808686 A NL 6808686A NL 6808686 A NL6808686 A NL 6808686A NL 6808686 A NL6808686 A NL 6808686A
- Authority
- NL
- Netherlands
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
- C08G2/18—Copolymerisation of aldehydes or ketones
- C08G2/22—Copolymerisation of aldehydes or ketones with epoxy compounds
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- 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
- C08G2/24—Copolymerisation of aldehydes or ketones with acetals
-
- 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 |
---|---|---|---|
DE1720676A DE1720676C3 (de) | 1967-06-27 | 1967-06-27 | Schlagzähe Copolymerisate des Trioxane |
Publications (2)
Publication Number | Publication Date |
---|---|
NL6808686A true NL6808686A (de) | 1968-12-30 |
NL153897B NL153897B (nl) | 1977-07-15 |
Family
ID=7105751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL686808686A NL153897B (nl) | 1967-06-27 | 1968-06-20 | Werkwijze voor het bereiden van trioxancopolymeren, alsmede daaruit vervaardigde gevormde voortbrengselen. |
Country Status (8)
Country | Link |
---|---|
US (1) | US3639349A (de) |
AT (1) | AT282194B (de) |
BE (1) | BE717224A (de) |
CH (1) | CH530429A (de) |
DE (1) | DE1720676C3 (de) |
FR (1) | FR1580992A (de) |
GB (1) | GB1216367A (de) |
NL (1) | NL153897B (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4788258A (en) * | 1987-09-14 | 1988-11-29 | Hoechst Celanese Corporation | Low Tg non-crystalline acetal copolymers |
US4975520A (en) * | 1989-03-20 | 1990-12-04 | Hoechst Celanese Corp. | Production of acetal copolymers from gaseous formaldehyde and cyclic ethers |
-
1967
- 1967-06-27 DE DE1720676A patent/DE1720676C3/de not_active Expired
-
1968
- 1968-06-20 NL NL686808686A patent/NL153897B/xx not_active IP Right Cessation
- 1968-06-25 AT AT608468A patent/AT282194B/de not_active IP Right Cessation
- 1968-06-25 CH CH941868A patent/CH530429A/de not_active IP Right Cessation
- 1968-06-25 US US739666A patent/US3639349A/en not_active Expired - Lifetime
- 1968-06-27 FR FR1580992D patent/FR1580992A/fr not_active Expired
- 1968-06-27 BE BE717224D patent/BE717224A/xx unknown
- 1968-06-27 GB GB30647/68A patent/GB1216367A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1720676C3 (de) | 1978-09-21 |
BE717224A (de) | 1968-12-27 |
DE1720676A1 (de) | 1971-06-16 |
DE1720676B2 (de) | 1978-01-12 |
FR1580992A (de) | 1969-09-12 |
CH530429A (de) | 1972-11-15 |
GB1216367A (en) | 1970-12-23 |
NL153897B (nl) | 1977-07-15 |
AT282194B (de) | 1970-06-25 |
US3639349A (en) | 1972-02-01 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V1 | Lapsed because of non-payment of the annual fee | ||
NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: HOECHST |