US3767603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preparing synthetic resin compositions from vinyl monomers
Assignee: Shin-Etsu Chemical Co Ltd
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Filing: 1971-08-30
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Granted: 1973-10-23
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Expires: 1991-08-30
Abstract
Abstract HYDROXYBUTYLHYDROXYETHYL CELLULOSE IS EMPLOYED AS AN EMULSIFIER IN THE EMULSION POLYMERIZATION OF VINYL MONOMER, TO PRODUCE SYNTHETIC RESIN EMULSIONS. THE EMULSIONS THUS OBTAINED POSSESS SUPERIOR STABILITY ESPECIALLY AGAINST ANY PIGMENTS AND SALTS THAT ARE USUALLY PRESENT THEREIN. THEY ARE EFFECTIVE AS PAINTS, ADHESIVES, TEXTILE-FINISHING AGENTS, ETC.
Inventors
- 👤 Y Onda
- 👤 S Koyanagi
- 👤 K Ogawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:23
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/12; C08F2/16; C08F2/22; C08F2/24; C08F2/30; C08F2/18; C08F36/00; C08F36/02; C08F36/04
Claims Analysis
Total Claims: 0
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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) | 1976-10-22 | 1977-04-23 | 1977-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-22 | 1981-04-23 | 1981-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-22 | 1985-04-23 | 1985-10-23 | $7700.00 | Window Closed / Lapsed |