Patent US2750351A successfully refreshed from Google Patents.
US2750351A
Expired / Lapsed
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Plasticized vinyl polymer compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1954-11-09
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Granted: 1956-06-12
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Expires: 1974-11-09
Abstract
No abstract record available.
Inventors
- 👤 Baer Massimo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:23
CPC Classifications
C; C08; C08L; C08L27/00; C08L27/02; C08L27/04; C08L27/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
A COMPOSITION OF MATTER COMPRISING A POLYMER TAKEN FROM THE GROUP CONSISTING OF THERMOPLASTIC POLYMERS OF VINYL CHLORIDE AND VINYLIDENE CHLORIDE WHICH CONTAIN AT LEAST 50 WEIGHT PERCENT OF SAID CHLORIDE CONTAINING MONOMERS, SAID THERMOPLASTIC POLYMER HAVING HOMOGENEOUSLY INCORPORATED THEREIN A PLASTICIZING AMOUNT OF THE HEAT REACTION PRODUCT OF (A) A TRIALKYL PHOSPHITE HAVING ALKYL RADICALS CONTAINING 1-12 CARBON ATOMS WITH (B) AN ALLYL CHLORIDE POLYMER TAKEN FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF ALLYL CHLORIDE AND COPOLYMERS OF ABOUT 20-99 PERCENT ALLYL CHLORIDE, WITH CORRESPONDINGLY, ABOUT 80-1 PERCENT OF AN ETHYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH, SAID ALLYL CHLORIDE POLYMER HAVINF AN AVERAGE DEGREE OF POLYMERIZATION OF ABOUT 4-20 AND SAID HEAT REACTION PRODUCT CONTAINING ABOUT 0.2-1 MOL OF COMBINED PHOSPHOROUS PER MOL OF COMBINED ALLYL CHLORIDE IN THE ALLYL CHLORIDE POLYMER.
Claim 2
Dependent Claim
132 words
A COMPOSITION OF MATTER COMPRISING A POLYMER TAKEN FROM THE GROUP CONSISTING OF THERMOPLASTIC POLYMERS OF VINYL CHLORIDE AND VINYLIDENE CHLORIDE WHICH CONTAIN AT LEAST 50 WEIGHT PERCENT OF SAID CHLORIDE CONTAINING MONOMERS, SAID THERMOPLASTIC POLYMER HAVING HOMOGENEOUSLY INCORPORATED THEREIN A PLASTICIZING AMOUNT OF THE HEAT REACTION PRODUCT OF (A) A TRIALKYL PHOSPHITE HAVING ALKYL RADICALS CONTAINING 1-12 CARBON ATOMS WITH (B) AN ALLYL CHLORIDE POLYMER TAKEN FROM THE GROUP CONSISTING OF HOMOPOLYMERS OF ALLYL CHLORIDE AND COPOLYMERS OF ABOUT 20-99 PERCENT ALLYL CHLORIDE, WITH CORRESPONDINGLY, ABOUT 80-1 PERCENT OF AN ETHYLENICALLY UNSATURATED MONOMER COPOLYMERIZABLE THEREWITH, SAID ALLYL CHLORIDE POLYMER HAVINF AN AVERAGE DEGREE OF POLYMERIZATION OF ABOUT 4-20 AND SAID HEAT REACTION PRODUCT CONTAINING ABOUT 0.2-1 MOL OF COMBINED PHOSPHOROUS PER MOL OF COMBINED ALLYL CHLORIDE IN THE ALLYL CHLORIDE POLYMER.
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) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |