US2686737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of coating glass fabric with butadiene-acrylonitrile copolymer and article produced thereby
Assignee: Owens Corning
•
Filing: 1950-06-03
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Granted: 1954-08-17
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Expires: 1970-06-03
Abstract
No abstract record available.
Inventors
- 👤 Remus F Caroselli
- 👤 Roland K Gagnon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:02
CPC Classifications
C; C08; C08J; C08J5/00; C08J5/04; C08J5/06; C08J5/08; C03; C03C; C03C25/00; C03C25/10; C03C25/465; C03C25/475; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2964; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T442/00; Y10T442/20; Y10T442/2164; Y10T442/2197
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
158 words
IN THE METHOD OF TREATING A TEXTILE FABRIC OF GLASS FIBERS TO IMPROVE THE CHARACTERISTICS THEREOF, THE STEPS OF HEATING THE TEXTILE FABRIC OF GLASS FIBERS AT A TEMPERATURE AND FOR A TIME SUFFICIENT CLEANLY TO BURN OFF THE SIZE ON THE GLASS FIBER SURFACES AND TO WEAVE SET AND RELAX THE GLASS FIBERS IN THE TEXTILE FABRIC, COATING THE HEAT TREATED GLASS FIBERS IN THE TEXTILE FABRIC WITH A COMPOSITION IN WHICH THE RESINOUS SOLIDS CONSIST ESSENTIALLY OF A BUTADIENE-ACRYLONITRILE COPOLYMER, HEATING THE COATED FIBERS TO DRIVE OFF THE DILUENT OF THE COMPOSITION AND SET THE COPOLYMER ON THE GLASS FIBER SURFACES, AND COATING THE FIBERS OF THE TEXTILE FABRIC WITH A WATER REPELLENT SELECTED FROM THE GROUP CONSISTING OF A WERNER COMPLEX COMPOUND IN WHICH THE ACIDO GROUP HAS MORE THAN 10 CARBON ATOMS AND A CATIONIC AMINE COMPOUND HAVING AN ORGANIC GROUP ATTACHED DIRECTLY TO THE BASIC NITROGEN ATOM CONTAINING MORE THAN 10 CARBON ATOMS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-16 | 1958-02-15 | 1958-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-16 | 1962-02-15 | 1962-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-16 | 1966-02-15 | 1966-08-17 | $7700.00 | Window Closed / Lapsed |