US3736264A
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Catalyst composition and the process for polymerizing unsaturated hydrocarbons using this composition
Assignee: IFP Energies nouvelles
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Filing: 1970-06-26
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Granted: 1973-05-29
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Expires: 1990-06-26
Abstract
Abstract THIS INVENTON RELATES TO NEW CATALYST COMPOSITIONS WHICH MAY BE USED FOR POLYMERIZING UNSATURATED COMPOUNDS. THEY COMPRISE A FLUORIDE OF A GROUP V-A, V-B OR VI-B ELEMENT TOGETHER WITH A NICKEL ORGANO COMPOUND, FOR EXAMPLE A ZEROVALENT NICKEL COMPOUND, A NICKEL-PHOSPHINE COMPLEX, A RR-ALLYL NICKEL COMPLEX OR A CYCLOPENTADIENYL NICKEL COMPLEX.
Inventors
- 👤 Y Chauvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:07
CPC Classifications
B; B01; B01J; B01J31/00; B01J31/16; B01J31/24; B01J31/2404; B01J31/18; B01J31/1895; B01J31/20; B01J31/22; B01J31/2282; B01J31/2291; B01J31/2295; B01J31/26; C; C07; C07C; C07C2/00; C07C2/02; C07C2/04; C07C2/06; C07C2/08; C07C2/26; C07C2/32; C07C2/34; C07C2/36; C08; C08F; C08F10/00; B01J2231/00; B01J2231/30; B01J2231/32; B01J2231/323; B01J2531/00; B01J2531/80; B01J2531/84; B01J2531/847; B01J27/00; B01J27/06; B01J27/08; B01J27/12; C07C2527/00; C07C2527/06; C07C2527/132; C07C2527/133; C07C2527/14; C07C2531/00; C07C2531/16; C07C2531/22; C07C2531/24; C07C2531/26; C07C2531/34; C07C2531/36; C08F2410/00; C08F2410/04; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/906
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-05-28 | 1976-11-27 | 1977-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-05-28 | 1980-11-27 | 1981-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-05-28 | 1984-11-27 | 1985-05-29 | $7700.00 | Window Closed / Lapsed |