US3092607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ternary blends of polystyrene-polyethylene-chlorosulfonated polyethylene and processes for making the same
Assignee: Monsanto Chemicals Ltd
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Filing: 1959-05-11
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Granted: 1963-06-04
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Expires: 1979-05-11
Abstract
No abstract record available.
Inventors
- 👤 James A Herbig
- 👤 Ival O Salyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:37
CPC Classifications
C; C08; C08L; C08L25/00; C08L25/02; C08L25/04; C08L23/00; C08L23/02; C08L23/04; C08L23/26; C08L23/32; C08L23/34; Y; Y10; Y10S; Y10S8/00; Y10S8/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
STYRENE POLYMER PRODUCT CONTAINING A MAJOR PROPORTION OF STYRENE POLYMER AND A MINOR PROPORTION OF ETHYLENE POLYMER AND CHLOROSULFONATED POLYETHYLENE WHICH TOGETHER CONSTITUTE FROM 1 TO 30 WEIGHT PERCENT BASED ON TOTAL PRODUCT, SAID STYRENE POLYMER BEING A NORMALLY SOLID HIGH MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF STYRENE HOMOPOLYMER AND STYRENE COPOLYMERS CONTAINING AT LEAST 85 WEIGHT PERCENT STYRENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF ALIPHA-METHYLSTYRENE, VINYLTOLUENE, ACRYLONITRILE, ETHYL ACRYLATE, BUTYL ACRYLATE, AND METHYL METHACRYLATE, WHEREIN SAID ETHYLENE POLYMER IS A NORMALLY SOLID, HIGH MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF ETHYLENE HOMOPOLYMER AND ETHYLENE COPOLYMERS CONTAINING AT LEAST 85 WEIGHT PERCENT ETHYLENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF STYRENE, VINYL ACETATE, VINYL CHLORIDE, VINYLIDENE CHLOROFLUORIDE, AND METHYL METHACRYLATE, AND SAID CHLOROSULFONATED POLYETHYLENE BEING PREPARED FROM POLYETHYLENE HAVING A MOLECULAR WEIGHT OFF AT LEAST 6,000 PRIOR TO CHLOROSULFONATION.
Claim 2
Dependent Claim
149 words
STYRENE POLYMER PRODUCT CONTAINING A MAJOR PROPORTION OF STYRENE POLYMER AND A MINOR PROPORTION OF ETHYLENE POLYMER AND CHLOROSULFONATED POLYETHYLENE WHICH TOGETHER CONSTITUTE FROM 1 TO 30 WEIGHT PERCENT BASED ON TOTAL PRODUCT, SAID STYRENE POLYMER BEING A NORMALLY SOLID HIGH MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF STYRENE HOMOPOLYMER AND STYRENE COPOLYMERS CONTAINING AT LEAST 85 WEIGHT PERCENT STYRENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF ALIPHA-METHYLSTYRENE, VINYLTOLUENE, ACRYLONITRILE, ETHYL ACRYLATE, BUTYL ACRYLATE, AND METHYL METHACRYLATE, WHEREIN SAID ETHYLENE POLYMER IS A NORMALLY SOLID, HIGH MOLECULAR WEIGHT POLYMER SELECTED FROM THE GROUP CONSISTING OF ETHYLENE HOMOPOLYMER AND ETHYLENE COPOLYMERS CONTAINING AT LEAST 85 WEIGHT PERCENT ETHYLENE AND A COMONOMER SELECTED FROM THE GROUP CONSISTING OF STYRENE, VINYL ACETATE, VINYL CHLORIDE, VINYLIDENE CHLOROFLUORIDE, AND METHYL METHACRYLATE, AND SAID CHLOROSULFONATED POLYETHYLENE BEING PREPARED FROM POLYETHYLENE HAVING A MOLECULAR WEIGHT OFF AT LEAST 6,000 PRIOR TO CHLOROSULFONATION.
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) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |