US3341488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Release of agents from adsorbate-containing molecular sieves
Assignee: Union Carbide Corp
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Filing: 1961-09-29
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Granted: 1967-09-12
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Expires: 1981-09-29
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 13:20
CPC Classifications
C; C08; C08K; C08K9/00; C08K9/12; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/10; C08G18/16; C08G2140/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A PROCESS FOR CURING NON-SULFUR-MODIFIED POLYCHLOROPRENE-BASED ELASTOMER FORMULATIONS COMPRISING THE STEPS OF ADSORBING A CURING ACCELERATOR WITHIN THE INNER ADSORPTION REGION OF A CRYSTALLINE ZEOLITIC MOLECULAR SIEVE; PROVIDING THE ELASTOMER FORMULATION IN A REACTION ZONE AT BELOW CURING TEMPERATURE; INTRODUCING THE CURING ACCELERATOR-CONTGAINING MOLECUILAR SIEVE AND A WATER SOURCE INTO SAID REACTION ZONE, SAID WATER BEING LIBERATED FROM THE SOURCE AT ELEVATED TEMPERATURE BELOW SAID CURING TEMPERATURE AND BELOW THE DESORPTION TEMPERATURE OF SAID CURING ACCELERATORF HEATING SAID REACTION ZONE TO SAID CURING TEMPERATURE, THEREBY LIBERATING SAID WATER WHICH IN TURN RELEASES SAID CURING ACCELERATOR FROM THE INNER ADSORPTION REGION OF SAID MOLECULAR SIEVE; AND REACTING THE RELEASED CURING ACCELERATOR WITH SAID NON-SULFUR-MODIFIED POLYCHLOROPRENE-BASED ELASTOMER FORMULATION FOR CURING THEREOF.
Claim 2
Dependent Claim
119 words
A PROCESS FOR CURING NON-SULFUR-MODIFIED POLYCHLOROPRENE-BASED ELASTOMER FORMULATIONS COMPRISING THE STEPS OF ADSORBING A CURING ACCELERATOR WITHIN THE INNER ADSORPTION REGION OF A CRYSTALLINE ZEOLITIC MOLECULAR SIEVE; PROVIDING THE ELASTOMER FORMULATION IN A REACTION ZONE AT BELOW CURING TEMPERATURE; INTRODUCING THE CURING ACCELERATOR-CONTGAINING MOLECUILAR SIEVE AND A WATER SOURCE INTO SAID REACTION ZONE, SAID WATER BEING LIBERATED FROM THE SOURCE AT ELEVATED TEMPERATURE BELOW SAID CURING TEMPERATURE AND BELOW THE DESORPTION TEMPERATURE OF SAID CURING ACCELERATORF HEATING SAID REACTION ZONE TO SAID CURING TEMPERATURE, THEREBY LIBERATING SAID WATER WHICH IN TURN RELEASES SAID CURING ACCELERATOR FROM THE INNER ADSORPTION REGION OF SAID MOLECULAR SIEVE; AND REACTING THE RELEASED CURING ACCELERATOR WITH SAID NON-SULFUR-MODIFIED POLYCHLOROPRENE-BASED ELASTOMER FORMULATION FOR CURING THEREOF.
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) | 1970-09-11 | 1971-03-13 | 1971-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-11 | 1975-03-13 | 1975-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-11 | 1979-03-13 | 1979-09-12 | $7700.00 | Window Closed / Lapsed |