US3792123A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermoplastic composition comprising a polyphenylene ether and a normally rigid resinous product of an acrylic monomer and diene rubber
Assignee: General Electric Co
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Filing: 1972-08-23
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Granted: 1974-02-12
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Expires: 1992-08-23
Abstract
Abstract THE INVENTION RELATES TO A POLYPHENYLENE ETHER COMPOSITION HAVING IMPROVED RESISTANCE. THE COMPOSITION COMPRISES A POLYPHENYLENE ETHER AND A NORMALLY RIGID RESINOUS PRODUCT OF AN ACRYLIC MONOMER AND A DIENE RUBBER, THE RESINOUS ACRYLIC-RUBBER PRODUCT BEING PRESENT IN AN AMOUNT OF FROM 1 TO 25 PARTS BY WEIGHT PER 100 PARTS OF THE TOTAL RESINOUS COMPONENTS. THE ADDITION OF THE RESINOUS PRODUCT OF ACRYLIC MONOMER AND DIENE RUBBER PROVIDES UNEXPECTED IMPROVEMENTS IN TOUGHNESS OF PARTS MOLDED THEREFROM, AND IN A PREFERRED EMBODIMENT, THESE PROPERTIES ARE IMPROVED WITHOUT SUBSTANTIALLY IMPAIRING GLOSS OR SURFACE APPEARANCE.
Inventors
- 👤 V Abolins
- 👤 D Reinhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:10
CPC Classifications
C; C08; C08L; C08L51/00; C08L51/04; C08L71/00; C08L71/08; C08L71/10; C08L71/12; C08L71/123; Y; Y10; Y10S; Y10S525/00; Y10S525/905
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1977-02-11 | 1977-08-13 | 1978-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-11 | 1981-08-13 | 1982-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-11 | 1985-08-13 | 1986-02-12 | $7700.00 | Window Closed / Lapsed |