US3322852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyblends containing a graft copolymer of hydroxylated diene rubber, a copolymer containing a monoethylenically unsaturated carboxylic acid with acrylonitrile, and a polyepoxide
Assignee: Monsanto Co
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Filing: 1964-06-19
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Granted: 1967-05-30
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Expires: 1984-06-19
Abstract
No abstract record available.
Inventors
- 👤 Quirino A Trementozzi
- 👤 Stanley E Gebura
- 👤 Frederic J Locke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:28
CPC Classifications
C; C09; C09D; C09D151/00; C09D151/04; C03; C03C; C03C25/00; C03C25/10; C03C25/24; C03C25/26; C03C25/27; C08; C08F; C08F279/00; C08F279/02; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/42; C08G59/4246; C08G59/4261; C08L; C08L25/00; C08L25/02; C08L25/04; C08L25/08; C08L25/12; C08L33/00; C08L33/18; C08L33/20; C08L51/00; C08L51/04; C08L55/00; C08L55/02; C08L57/00; C08L57/04; C08L63/00; C09D133/00; C09D133/18; C09D133/20; C09D157/00; C09D157/04; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31518
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A BLEND COMPRISING (A) FROM ABOUT 1 TO 250 PARTS BY WEIGHT OF A GRAFT COPOLYMER COMPRISING A DIENE RUBBER SUBSTRATE POLYMER AND A HYDROXYLIC SUPERSTRATE POLYMER IN PROPORTION OF FROM ABOUT 15 TO 200 PARTS BY WEIGHT OF SUPERSTRATE POLYMER PER 100 PARTS BY WEIGHT OF SUBSTRATE POLYMER; SAID SUBSTRATE POLYMER BEING A RUBBERY POLYMER OF FROM ABOUT 40 TO 100% BY WEIGHT OF A CONJUGATED DIENE SELECTED FROM THE GROUP CONSISTING OF BUTADIENE, ISOPRENE, AND MIXTURES THEREOF, AND, CORRESPONDINGLY, FROM ABOUT 60 TO ZERO PERCENT BY WEIGHT OF AT LEAST ONE VINYLIDENE MONOMER COPOLYMERIZABLE WITH SAID CONJUGATED DIENE; SAID SUPERSTRATE POLYMER BEING A POLYMER OF (1) FROM ABOUT 1 TO 100% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED ALCOHOL, (2) FROM ZERO TO ABOUT 50% BY WEIGHT OF AN EHTYLENICALLY UNSATURATED NITRILE, AND (3) FROM ZERO TO ABOUT 95% BY WEIGHT OF AT LEAST ONE VINYLIDENE MONOMER INTERPOLYMERIZABLE THEREWITH; (B) 100 PARTS BY WEIGHT OF A SUBSTANTIALLY HOMOGENEOUS INTERPOLYMER OF (1) FROM ABOUT 2 TO 30% BY WEIGHT OF AT LEAST ONE ACID MONOMER OF THE FORMULA:
Claim 2
Dependent Claim
178 words
A BLEND COMPRISING (A) FROM ABOUT 1 TO 250 PARTS BY WEIGHT OF A GRAFT COPOLYMER COMPRISING A DIENE RUBBER SUBSTRATE POLYMER AND A HYDROXYLIC SUPERSTRATE POLYMER IN PROPORTION OF FROM ABOUT 15 TO 200 PARTS BY WEIGHT OF SUPERSTRATE POLYMER PER 100 PARTS BY WEIGHT OF SUBSTRATE POLYMER; SAID SUBSTRATE POLYMER BEING A RUBBERY POLYMER OF FROM ABOUT 40 TO 100% BY WEIGHT OF A CONJUGATED DIENE SELECTED FROM THE GROUP CONSISTING OF BUTADIENE, ISOPRENE, AND MIXTURES THEREOF, AND, CORRESPONDINGLY, FROM ABOUT 60 TO ZERO PERCENT BY WEIGHT OF AT LEAST ONE VINYLIDENE MONOMER COPOLYMERIZABLE WITH SAID CONJUGATED DIENE; SAID SUPERSTRATE POLYMER BEING A POLYMER OF (1) FROM ABOUT 1 TO 100% BY WEIGHT OF AN ETHYLENICALLY UNSATURATED ALCOHOL, (2) FROM ZERO TO ABOUT 50% BY WEIGHT OF AN EHTYLENICALLY UNSATURATED NITRILE, AND (3) FROM ZERO TO ABOUT 95% BY WEIGHT OF AT LEAST ONE VINYLIDENE MONOMER INTERPOLYMERIZABLE THEREWITH; (B) 100 PARTS BY WEIGHT OF A SUBSTANTIALLY HOMOGENEOUS INTERPOLYMER OF (1) FROM ABOUT 2 TO 30% BY WEIGHT OF AT LEAST ONE ACID MONOMER OF THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-29 | 1970-11-28 | 1971-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-29 | 1974-11-28 | 1975-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-29 | 1978-11-28 | 1979-05-30 | $7700.00 | Window Closed / Lapsed |