US3759740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for binding pigments to glass fabrics
Assignee: Dow Silicones Corp
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Filing: 1971-05-12
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Granted: 1973-09-18
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Expires: 1991-05-12
Abstract
Abstract A PROCESS IS DISCLOSED FOR BINDING PIGMENTS TO GLASS FABRIC, SAID PROCESS COMPRISING (A) APPLYING TO THE GLASS FABRIC AN AQUEOUS EMULSION OF (1) A COPOLYMER PREPARED BY EMULSION POLYMERIZATION WHICH CONSISTS ESSENTIALLY OF (A) 50 TO 90 MOL PERCENT (CH3)2SIO UNITS AND (B) 10 TO 50 MOL PERCENT OF RSIO3/2 UNITS WHEREIN R IS AN ALKYL OR ALKENYL RADICAL CONTAINING FROM 1 TO 3 CARBON ATOMS, A PHENYL RADICAL OR A 3,3,3-TRIFLUOROPROPYL RADICAL, AND (2) A WATER DISPERSIBLE PIGMENT, AND (B) DRYING THE GLASS FABRIC. CONVENTIONAL SILICONE OR ORGANIC POST-FINISHES CAN BE APPLIED OVER THE ABOVE COMPOSITIONS.
Inventors
- 👤 J Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:09
CPC Classifications
C; C03; C03C; C03C25/00; C03C25/10; C03C25/465; C03C25/475; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2738
Claims Analysis
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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) | 1976-09-17 | 1977-03-19 | 1977-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-17 | 1981-03-19 | 1981-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-17 | 1985-03-19 | 1985-09-18 | $7700.00 | Window Closed / Lapsed |