US2607755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of silicon-containing resins
Assignee: Libbey Owens Ford Glass Co
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Filing: 1948-12-04
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Granted: 1952-08-19
•
Expires: 1968-12-04
Abstract
No abstract record available.
Inventors
- 👤 Raymond H Bunnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:27
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/42; C08G77/445
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A METHOD OF PRODUCING SYNTHETIC RESINS THAT COMPRISES HYDROLYZING A SILANE WHOSE MOLECULE CONSISTS OF A SILICON ATOM TO WHICH ARE ATTACHED FOUR MONOVALENT RADICALS, FROM ONE TO TWO OF WHICH ARE ORGANIC RADIALS ATTACHED THROUGH A CARBON-TO-SILICON LINKAGE, AND THE REMAINDER OF WHICH ARE HYDROLYZABLE RADICALS, IN THE PRESENCE OF AN ORGANIC SOLVENT IN A VOLUME EQUAL TO AT LEAST ONE-HALF THE VOLUME OF THE SILANE, SAID ORGANIC SOLVENT BEING ONE WHICH FORMS A TWOPHASE SYSTEM WITH WATER, ADDING THE RESULTING SOLUTION OF THE HYDROLYZED PRODUCT, COMPRISING THE ORIGINAL ORGANIC SOLVENT IN A VOLUME EQUAL TO AT LEAST HALF THE ORIGINAL VOLUME OF THE SILANE, TO AN ORGANIC SOLVENT SOLUTION OF AN ALKYD RESIN, AND HEATING WHILE, DISTILLING TO REMOVE WATER UNTIL A CURED FILM OF THE PRODUCT IS FREE FROM HAZE.
Claim 2
Independent Claim
133 words
A METHOD OF PRODUCING SYNTHETIC RESINS THAT COMPRISES HYDROLYZING A SILANE WHOSE MOLECULE CONSISTS OF A SILICON ATOM TO WHICH ARE ATTACHED FOUR MONOVALENT RADICALS, FROM ONE TO TWO OF WHICH ARE ORGANIC RADIALS ATTACHED THROUGH A CARBON-TO-SILICON LINKAGE, AND THE REMAINDER OF WHICH ARE HYDROLYZABLE RADICALS, IN THE PRESENCE OF AN ORGANIC SOLVENT IN A VOLUME EQUAL TO AT LEAST ONE-HALF THE VOLUME OF THE SILANE, SAID ORGANIC SOLVENT BEING ONE WHICH FORMS A TWOPHASE SYSTEM WITH WATER, ADDING THE RESULTING SOLUTION OF THE HYDROLYZED PRODUCT, COMPRISING THE ORIGINAL ORGANIC SOLVENT IN A VOLUME EQUAL TO AT LEAST HALF THE ORIGINAL VOLUME OF THE SILANE, TO AN ORGANIC SOLVENT SOLUTION OF AN ALKYD RESIN, AND HEATING WHILE, DISTILLING TO REMOVE WATER UNTIL A CURED FILM OF THE PRODUCT IS FREE FROM HAZE.
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) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |