US3585103A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Priming composition comprising a coupling agent and a polyfunctional azide for bonding polymers to glass,metal and metal oxide substrates
Assignee: Hercules LLC
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Filing: 1968-09-23
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Granted: 1971-06-15
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Expires: 1988-09-23
Abstract
Abstract IT HAS BEEN FOUND THAT POLYMERS CAN BE MADE TO ADHERE MORE FIRMLY TO GLASS, METAL AND METAL OXIDES BY FIRST CONJOINTLY TREATING THE SUBSTRATE WITH (1) A COUPLING AGENT SELECTED FROM THE GROUP CONSISTING OF ORGANOSILANES, ETHYLENICALLY UNSATURATED CARBOXYLIC ACID CHROMIUM CHLORIDE COMPLEXES, UNSATURATED CARBOXYLIC ACIDS AND ANHYDRIDES, AND UNSATURATED ORGANOPHOSPHORUS COMPOUNDS, AND (2) A POLYFUNCTIONAL AZIDE. A POLYMER MAY BE BONDED TO THE THUS TREATED GLASS, METAL OR METAL OXIDE IMMEDIATELY AFTER SUCH TREATMENT OR AT SOME LATER DATE.
Inventors
- 👤 J Brent Thomson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:29
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/28; C03C17/32; C03C25/00; C03C25/10; C03C25/24; C03C25/26; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612; Y10T428/31652; Y10T428/31667; Y10T442/00; Y10T442/20; Y10T442/2361; Y10T442/2402
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) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |