Patent US3317446A successfully refreshed from Google Patents.
US3317446A
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Cis-1, 4-polybutadiene-metal salt compositions having improved processability
Assignee: Phillips Petroleum Co
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Filing: 1963-05-31
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Granted: 1967-05-02
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Expires: 1983-05-31
Abstract
No abstract record available.
Inventors
- 👤 Charles R Wilder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:47
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08L; C08L9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A METHOD OF IMPROVING THE MILLING CHARACTERISTICS AND INCREASING THE SCORCH TIME OF A POLYBUTADIENE CONTAINING AT LEAST 85 PERCENT OF CIS-1,4 ADDITION WHICH COMPRISES COMPOUNDING 100 PARTS BY WEIGHT OF SAID POLYBUTADIENE WITH 0.5 TO 10 WEIGHT PARTS OF A COMPOUND WHICH FUNCTIONS AS A PROCESSING AID AND A SORCH RETARDER SELECTED FROM ALUMINUM NAPHTHENATE AND IRON RESINATE, AND THEREAFTER MILLING THE THUS COMPOUNDED STOCK.
Claim 2
Independent Claim
66 words
A METHOD OF IMPROVING THE MILLING CHARACTERISTICS AND INCREASING THE SCORCH TIME OF A POLYBUTADIENE CONTAINING AT LEAST 85 PERCENT OF CIS-1,4 ADDITION WHICH COMPRISES COMPOUNDING 100 PARTS BY WEIGHT OF SAID POLYBUTADIENE WITH 0.5 TO 10 WEIGHT PARTS OF A COMPOUND WHICH FUNCTIONS AS A PROCESSING AID AND A SORCH RETARDER SELECTED FROM ALUMINUM NAPHTHENATE AND IRON RESINATE, AND THEREAFTER MILLING THE THUS COMPOUNDED STOCK.
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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) | 1970-05-01 | 1970-10-31 | 1971-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-01 | 1974-10-31 | 1975-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-01 | 1978-10-31 | 1979-05-02 | $7700.00 | Window Closed / Lapsed |