US2897174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Styrene-allyl alcohol-acrylic ester terpolymers, process for preparing same and coating composition therefrom
Assignee: Monsanto Chemicals Ltd
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Filing: 1955-01-10
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Granted: 1959-07-28
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Expires: 1975-01-10
Abstract
No abstract record available.
Inventors
- 👤 Earl C Chapin
- 👤 Richard F Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:00
CPC Classifications
C; C08; C08F; C08F16/00; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C09; C09D; C09D129/00; C09D129/02; C09D129/06; C09D129/08
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
184 words
A TERPOLYMER CONSISTING OF AN ALLYL ALCOHOL COMPONENT, A STYRENE COMPONENT AND AN ACRYLIC ESTER COMPONENT, THE AMOUNT OF ALLYL ALCOHOL COMPONENT IN THE TERPOLYMER VARYING BETWEEN 1 AND 40% BY WEIGHT, THE AMOUNT OF STYRENE COMPONENT IN THE TERPOLYMER VARYING BETWEEN 10 AND 90% BY WEIGHT, AND THE AMOUNT OF ACRYLIC ESTER COMPONENT IN THE TERPOLYMER VARYING BETWEEN 2 AND 70% BY WEIGHT; SAID TERPOLYMER HAVING BEEN PREPARED BY THE PROCESS WHICH COMPRISES MIXING THE ALLYL ALCOHOL COMPONENT, THE STYRENE COMPONENT AND THE ACRYLIC ESTER COMPONENT TOGETHER AND HEATING THE RESULTING MIXTURE TO A TEMPERATURE OF 100-250*C. UNDER AUTOGENOUS PRESSURE FOR FROM 15 TO 60 MINUTES; SAID STYRENE COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF STYRENE, RING SUBSTITUTED ALKYL STYRENES, RING SUBSTITUTED CHLOROSTYRENES, RING SUBSTITUTED ALLKYL CHLOROSTYRENES AND MIXTURES THEREOF; SAID ACRYLIC ESTER COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF THE SATURATED ALKYL ESTERS OF ACRYLIC AND METHACRYLIC ACIDS, SAID ALKYL GROUP CONTAINING FROM 1 TO 12 CARBON ATOMS; AND SAID ALLYL ALCOHOL COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF ALLYL AND METHALLYL ALCOHOLS AND MLIXTURES THEREOF.
Claim 2
Dependent Claim
184 words
A TERPOLYMER CONSISTING OF AN ALLYL ALCOHOL COMPONENT, A STYRENE COMPONENT AND AN ACRYLIC ESTER COMPONENT, THE AMOUNT OF ALLYL ALCOHOL COMPONENT IN THE TERPOLYMER VARYING BETWEEN 1 AND 40% BY WEIGHT, THE AMOUNT OF STYRENE COMPONENT IN THE TERPOLYMER VARYING BETWEEN 10 AND 90% BY WEIGHT, AND THE AMOUNT OF ACRYLIC ESTER COMPONENT IN THE TERPOLYMER VARYING BETWEEN 2 AND 70% BY WEIGHT; SAID TERPOLYMER HAVING BEEN PREPARED BY THE PROCESS WHICH COMPRISES MIXING THE ALLYL ALCOHOL COMPONENT, THE STYRENE COMPONENT AND THE ACRYLIC ESTER COMPONENT TOGETHER AND HEATING THE RESULTING MIXTURE TO A TEMPERATURE OF 100-250*C. UNDER AUTOGENOUS PRESSURE FOR FROM 15 TO 60 MINUTES; SAID STYRENE COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF STYRENE, RING SUBSTITUTED ALKYL STYRENES, RING SUBSTITUTED CHLOROSTYRENES, RING SUBSTITUTED ALLKYL CHLOROSTYRENES AND MIXTURES THEREOF; SAID ACRYLIC ESTER COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF THE SATURATED ALKYL ESTERS OF ACRYLIC AND METHACRYLIC ACIDS, SAID ALKYL GROUP CONTAINING FROM 1 TO 12 CARBON ATOMS; AND SAID ALLYL ALCOHOL COMPONENT BEING A MEMBER OF THE GROUP CONSISTING OF ALLYL AND METHALLYL ALCOHOLS AND MLIXTURES THEREOF.
Claim 3
Dependent Claim
31 words
A COATING COMPOSITION COMPRISING AN ORGANIC SOLVENT SOLUTION OF (1) A THEREMOSETTING RESIN TAKEN FROM THE GROUP CONSISTING OF PHENOL-, UREA-AND MELAMINE-FORMALDEHYDE CONDENSATION PRODUCTS AND (2) A TERPOLYMER OF CLAIM 1.
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) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |