BE720487A - - Google Patents
Info
- Publication number
- BE720487A BE720487A BE720487DA BE720487A BE 720487 A BE720487 A BE 720487A BE 720487D A BE720487D A BE 720487DA BE 720487 A BE720487 A BE 720487A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/04—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds conjugated
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerization Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66572067A | 1967-09-06 | 1967-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE720487A true BE720487A (es) | 1969-03-06 |
Family
ID=24671306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE720487D BE720487A (es) | 1967-09-06 | 1968-09-06 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3520858A (es) |
| BE (1) | BE720487A (es) |
| DE (1) | DE1795137B1 (es) |
| ES (1) | ES357725A1 (es) |
| FR (1) | FR1577833A (es) |
| GB (1) | GB1162780A (es) |
| NL (1) | NL143583B (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4311819A (en) * | 1979-07-18 | 1982-01-19 | The Dow Chemical Company | Preparation of alkenyl aromatic monomer butadiene rubber |
| US4415695A (en) * | 1982-03-25 | 1983-11-15 | The Firestone Tire & Rubber Company | Method for preparing color-free, stabilized polymers of conjugated dienes or vinyl aromatic hydrocarbons or copolymers of conjugated dienes and vinyl aromatic hydrocarbons |
| CN1031268C (zh) * | 1990-05-14 | 1996-03-13 | 国际壳牌研究有限公司 | 阴离子聚合终止法 |
| US5151475A (en) * | 1991-04-15 | 1992-09-29 | Shell Oil Company | Termination of anionic polymerization |
| US5143990A (en) * | 1990-05-14 | 1992-09-01 | Shell Oil Company | Termination of anionic polymerization using hydrogen |
| EP3440120B1 (en) | 2016-04-05 | 2023-11-29 | Albemarle Corporation | Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride iniated anionic chain transfer polymerization and polymer distribution compositions produced therefrom |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1040796B (de) * | 1955-09-19 | 1958-10-09 | Firestone Tire & Rubber Co | Verfahren zur Herstellung eines im wesentlichen cis-Struktur aufweisenden kautschukartigen Polyisoprens |
| US3317918A (en) * | 1956-08-21 | 1967-05-02 | Firestone Tire & Rubber Co | Butadiene polymers prepared with a lithium based catalyst characterized by having at least 29 percent of the butadiene as cis-1, 4 |
| BE637376A (es) * | 1958-05-23 | |||
| US3058973A (en) * | 1960-06-07 | 1962-10-16 | Hercules Powder Co Ltd | Polymerization of olefins |
| US3306949A (en) * | 1964-10-12 | 1967-02-28 | Exxon Research Engineering Co | Alkali metal polymerization of diolefins |
| US3352934A (en) * | 1964-11-06 | 1967-11-14 | Exxon Research Engineering Co | Use of hydrogen as a molecular weight control in alkali-metal polymerization of diolefins |
-
1967
- 1967-09-06 US US665720A patent/US3520858A/en not_active Expired - Lifetime
-
1968
- 1968-08-02 NL NL686810992A patent/NL143583B/xx not_active IP Right Cessation
- 1968-08-15 GB GB39045/68A patent/GB1162780A/en not_active Expired
- 1968-08-16 DE DE19681795137 patent/DE1795137B1/de active Pending
- 1968-08-29 FR FR1577833D patent/FR1577833A/fr not_active Expired
- 1968-08-30 ES ES357725A patent/ES357725A1/es not_active Expired
- 1968-09-06 BE BE720487D patent/BE720487A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3520858A (en) | 1970-07-21 |
| NL143583B (nl) | 1974-10-15 |
| NL6810992A (es) | 1969-03-10 |
| DE1795137B1 (de) | 1971-01-21 |
| GB1162780A (en) | 1969-08-27 |
| FR1577833A (es) | 1969-08-08 |
| ES357725A1 (es) | 1970-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: TEXAS U.S. CHEMICAL CY Effective date: 19840906 |