US3288773A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymerization of a 1-olefin in the presence of a tertiary amine oxide and a coordination catalyst
Assignee: Phillips Petroleum Co
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Filing: 1963-07-17
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Granted: 1966-11-29
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Expires: 1983-07-17
Abstract
No abstract record available.
Inventors
- 👤 Arthur A Harban
- 👤 Charles W Moberly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:12
CPC Classifications
C; C08; C08F; C08F10/00; Y; Y10; Y10S; Y10S526/00; Y10S526/906
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
IN A PROCESS FOR THE PRODUCTION OF A NORMALLY SOLID POLYMER OF A 1-OLEFIN HAVING A LOW AMORPHOUS CONTENT COMPRISING CONTACTING UNDER POLYMERIZATION CONDITIONS A 1-OLEFIN HAVING THE FORMULA R--CH=2 WHEREIN R IS AN ALKYL GROUP HAVING 1 TO 4, INCLUSIVE, CARBON ATOMS WITH A COORDINATION CATALYST PREPARED BY ADMIXING AT LEAST TWO ESSENTIAL COMPONENTS, ONE OF SAID COMPONENTS BEING (1) A METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF GROUPS IV, V, IV AND VIII METAL COMPOUNDS AND ANOTHER OF SAID COMPONENTS BEING (2) SELECTED FROM THE GROUP CONSISTING OF ORGANOMETAL COMPOUNDS, METAL HYDRIDES, AND METALS OF GROUPS I, II AND III THE IMPROVEMENT OF CONDUCTING SAID POLYMERIZATION IN THE PRESENCE OF A TERTIARY AMINE OXIDE OF THE FORMULA
Claim 2
Dependent Claim
120 words
IN A PROCESS FOR THE PRODUCTION OF A NORMALLY SOLID POLYMER OF A 1-OLEFIN HAVING A LOW AMORPHOUS CONTENT COMPRISING CONTACTING UNDER POLYMERIZATION CONDITIONS A 1-OLEFIN HAVING THE FORMULA R--CH=2 WHEREIN R IS AN ALKYL GROUP HAVING 1 TO 4, INCLUSIVE, CARBON ATOMS WITH A COORDINATION CATALYST PREPARED BY ADMIXING AT LEAST TWO ESSENTIAL COMPONENTS, ONE OF SAID COMPONENTS BEING (1) A METAL COMPOUND SELECTED FROM THE GROUP CONSISTING OF GROUPS IV, V, IV AND VIII METAL COMPOUNDS AND ANOTHER OF SAID COMPONENTS BEING (2) SELECTED FROM THE GROUP CONSISTING OF ORGANOMETAL COMPOUNDS, METAL HYDRIDES, AND METALS OF GROUPS I, II AND III THE IMPROVEMENT OF CONDUCTING SAID POLYMERIZATION IN THE PRESENCE OF A TERTIARY AMINE OXIDE OF THE FORMULA
References Cited (Backward Citations)
US3100764A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |