US3244662A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polymers stabilized by a combination of organic phosphites and organic borates
Assignee: National Polychemicals Inc
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Filing: 1963-09-10
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Granted: 1966-04-05
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Expires: 1983-09-10
Abstract
No abstract record available.
Inventors
- 👤 Strauss Richard
- 👤 Bottomley James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:17
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/02; F16K11/022; C; C07; C07F; C07F5/00; C07F5/02; C07F5/04; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/141; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/524; C08K5/55; C08L; C08L67/00; C08L67/02; Y; Y10; Y10S; Y10S524/00; Y10S524/925
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
54 words
A NATURAL OR SYNTHETIC ELASTOMERIC CONJUGATED DIENE POLYMERIZATE SUBJECT TO DEGRADATION AND STABILIZED WITH FROM ABOUT 0.3 TO 3.0 PERCENT BY WEIGHT OF A STABILIZING COMPOSITION COMPRISING AN ORGANIC PHOSPHITE AND AN ORGANIC HYDROCARBON-SUBSTITUTED BORATE, THE BORATE BEING PRESENT IN AN AMOUNT OF ABOUT 2 TO 50 PERCENT BY WEIGHT OF THE STABILIZING COMPOSITION.
Claim 2
Dependent Claim
54 words
A NATURAL OR SYNTHETIC ELASTOMERIC CONJUGATED DIENE POLYMERIZATE SUBJECT TO DEGRADATION AND STABILIZED WITH FROM ABOUT 0.3 TO 3.0 PERCENT BY WEIGHT OF A STABILIZING COMPOSITION COMPRISING AN ORGANIC PHOSPHITE AND AN ORGANIC HYDROCARBON-SUBSTITUTED BORATE, THE BORATE BEING PRESENT IN AN AMOUNT OF ABOUT 2 TO 50 PERCENT BY WEIGHT OF THE STABILIZING COMPOSITION.
Claim 3
Dependent Claim
56 words
AN AQUEOUS EMULSION OF A RUBBERY CONJUGATED DIENE POLYMERIZATGE STABILIZED WITH IRON ABOUT 0.3 TO 3.0 PERCENT BY WEIGHT, BASED ON THE POLYMERIZATE, OF A STABILIZING COMPOSITION COMPRISING AN ORGANIC PHOSPHITE AND A TRIS HYDROCARBON-SUBSTITUTED BORATE, THE BORATE BEING PRESENT IN AN AMOUNT OF FROM ABOUT 2 TO 50 PERCENT BY WEIGHT OF THE STABILIZING COMPOSITION.
Claim 4
Dependent Claim
56 words
AN AQUEOUS EMULSION OF A RUBBERY CONJUGATED DIENE POLYMERIZATGE STABILIZED WITH IRON ABOUT 0.3 TO 3.0 PERCENT BY WEIGHT, BASED ON THE POLYMERIZATE, OF A STABILIZING COMPOSITION COMPRISING AN ORGANIC PHOSPHITE AND A TRIS HYDROCARBON-SUBSTITUTED BORATE, THE BORATE BEING PRESENT IN AN AMOUNT OF FROM ABOUT 2 TO 50 PERCENT BY WEIGHT OF THE STABILIZING COMPOSITION.
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) | 1969-04-04 | 1969-10-04 | 1970-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-04 | 1973-10-04 | 1974-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-04 | 1977-10-04 | 1978-04-05 | $7700.00 | Window Closed / Lapsed |