US2767153A
Expired / Lapsed
US
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Interpolymer latices and the process for preparing the same
Assignee: Monsanto Chemicals Ltd
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Filing: 1954-11-08
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Granted: 1956-10-16
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Expires: 1974-11-08
Abstract
No abstract record available.
Inventors
- 👤 Sutton Ernest Alexander
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:25
CPC Classifications
C; C09; C09D; C09D125/00; C09D125/02; C09D125/04; C09D125/08; C09D125/14; C08; C08F; C08F20/00; C08F20/62; C08F220/00; C08F220/02; C08F220/10; C08F220/12; C08F220/42; C08F220/16; C08F220/18; C08F220/1808; C08F220/1811; C08F220/1818
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
154 words
AN AQUEOUS INTERPOLYMER LATEX CAPABLE OF DRYING TO FORM A CONTINUOUS ADHERENT FILM AT A TEMPERATURE OF ABOUT 10* C., SAID INTERPOLYMER BEING AN INTERPOLYMER OF (1) ABOUT 35-60 PARTS BY WEIGHT OF AN UNSATURATED ESTER TAKEN FROM THE GROUP CONSISTING OF STRAIGHT-CHAIN AND BRANCHED-CHAIN SATURATED ALIPHATIC ALCOHOL ESTERS OF ACRYLIC AND METHACRYLIC ACID CONTAINING A TOTAL OF ABOUT 5-20 CARBON ATOMS IN THE ALCOHOL RADICAL OF WHICH ABOUT 5-14 CARBON ATOMS COMPRISE THE LONGEST CONTINUOUS CHAIN THEREOF, (2) ABOUT 3-10 PARTS BY WEIGHT OF AN UNSATURATED NITRILE TAKEN FROM THE GROUP CONSISTING OF ACRYLONITRILE AND METHACRYLONTRILE, (3) ABOUT 2-5 PARTS BY WEIGHT OF AN UNSATURATED MONOCARBOXYLIC ACID TAKEN FROM THE GROUP CONSISTING OF ACRYLIC ACID, METHACRYLIC ACID, CINNAMIC ACID, ATROPIC ACID AND CROTONIC ACID AND, CORRESPONDINGLY, (4) ABOUT 60-25 PARTS BY WEIGHT OF A MONOVINYLIDENE AROMATIC HYDROCARBON, THE INTERPOLYMER PARTICLES IN SAID LATEX HAVING AN AVERAGE DIAMETER OF ABOUT 0.1 TO 0.5 MICRON.
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) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |