US3598630A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of conditioning the surface of acrylonitrile-butadiene-styrene
Assignee: Motors Liquidation Co
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Filing: 1967-12-22
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Granted: 1971-08-10
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Expires: 1987-12-22
Abstract
Abstract A TREATMENT FOR ABS POLYMERS TO IMPROVE ADHESION OF COATINGS THERETO. IMPROVED WETTABILITY OF THE SURFACE RESULTS FROM THE OXIDATION OF A PORTION OF THE AVAILABLE DOUBLE BONDS ON THE SURFACE OF THE POLYMER. THE POLYMER IS TREATED IN A SOLUTION CONTAINING FROM 50 TO 80 PERCENT BY VOLUME OF U.S.P. GRADE ORTHOPHOSPHORIC ACID (85.3% H3PO4) AND FROM 5 GRAMS PER LITER TO SATURATION OF POTASSIUM PERMANGANATE.
Inventors
- 👤 Warren R Doty
- 👤 Bobbie D Knight
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:40
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/12; C08J2355/00; C08J2355/02
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) | 1974-08-09 | 1975-02-08 | 1975-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-09 | 1979-02-08 | 1979-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-09 | 1983-02-08 | 1983-08-10 | $7700.00 | Window Closed / Lapsed |