US3036983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Zeolite and curing accelerator, chloroprene polymer composition containing same and process of curing
Assignee: Union Carbide Corp
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Filing: 1958-04-15
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Granted: 1962-05-29
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Expires: 1978-04-15
Abstract
No abstract record available.
Inventors
- 👤 Francis M O'connor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:32
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/32; C01; C01B; C01B33/00; C01B33/20; C01B33/26; C01B33/28; C01B33/2807; C08K5/04; C08K5/13; C08K5/29; C08K9/00; C08K9/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
A COMPOSITION OF MATTER COMPRISING CURABLE NONSULFUR-MODIFIED POLYMERS OF CHLOROPRENE HAVING INCORPORATED THEREIN A QUANTITY OF CRYSTALLINE ZEOLITIC MOLECULAR SIEVE ADSORBENT CONTAINING IN THE ABSORBED STATE A CURING ACCELARATOR AT LEAST A SUBSTANTIAL PORTION OF THE ACCELERATOR MOLECULE BEING INTERNALLY ABSORBED WITHIN THE PORES OF SAID ZEOLOTIC ABSORBENT AND SAID ACCELERATOR MOLECULES BEING RELEASABLE IN AT LEAST ONE ACTIVE FORM FROM SAID ZEOLITIC ABSORBENT WHEN SAID ABSORBENT IS HEATED TO TEMPERATURES UP TO THE CURING TEMPERATURE OF SAID POLYMERS OF CHLOROPRENE.
Claim 2
Dependent Claim
81 words
A COMPOSITION OF MATTER COMPRISING CURABLE NONSULFUR-MODIFIED POLYMERS OF CHLOROPRENE HAVING INCORPORATED THEREIN A QUANTITY OF CRYSTALLINE ZEOLITIC MOLECULAR SIEVE ADSORBENT CONTAINING IN THE ABSORBED STATE A CURING ACCELARATOR AT LEAST A SUBSTANTIAL PORTION OF THE ACCELERATOR MOLECULE BEING INTERNALLY ABSORBED WITHIN THE PORES OF SAID ZEOLOTIC ABSORBENT AND SAID ACCELERATOR MOLECULES BEING RELEASABLE IN AT LEAST ONE ACTIVE FORM FROM SAID ZEOLITIC ABSORBENT WHEN SAID ABSORBENT IS HEATED TO TEMPERATURES UP TO THE CURING TEMPERATURE OF SAID POLYMERS OF CHLOROPRENE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |