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US3682631A
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US
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Method of forming an electrophotographic layer containing a benzoguanamine resin binder
Assignee: Xerox Corp
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Filing: 1970-12-28
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Granted: 1972-08-08
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Expires: 1990-12-28
Abstract
Abstract A PHOTOSENSITIVE MEMBER WHICH INCLUDES A BINDER LAYER CONSISTING OF PHOTOCONDUCTIVE PARTICLES DISPERSED IN A RESIN MATRIX. THE BINDER LAYER IS FORMED BY APPLYING A BINDER COATING MIXTURE MADE UP OF FINELY-DIVIDED PHOTOCONDUCTOR PARTICLES, AN ALKYD RESIN, AND A METHANOL MODIFIED BENZOAGUNAMINE RESINOUS MATERIAL TO A SUPPORTING SUBSTRATE TO FORM A BINDER LAYER. THE BINDER LAYER IS THEN CURED AT A TEMPERATURE BETWEEN ABOUT 80 AND 100* C. TO CAUSE A CONDENSATION REACTION BETWEEN THE ALKYD AND BENZOGUANAMINE RESINS.
Inventors
- 👤 Satoru Honjo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:47
CPC Classifications
G; G03; G03G; G03G5/00; G03G5/02; G03G5/04; G03G5/05; G03G5/0528; G03G5/0557; G03G5/0575; G03G5/056
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) | 1975-08-08 | 1976-02-07 | 1976-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-08-08 | 1980-02-07 | 1980-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-08-08 | 1984-02-07 | 1984-08-08 | $7700.00 | Window Closed / Lapsed |