Bleaching compounds and method
Abstract
Abstract IN OXIDIZING AND BLEACHING SOLUTIONS CONTAINING ORGANIC MONOPERACIDS AND/OR SALTS THEREOF, THE IMPROVEMENT WHICH COMPRISES PROVIDING A PH OF AT LEAST ABOUT 9.0 IN SAID BLEACHING SOLUTION THEREBY TO SUBSTANTIALLY PREVENT THE FADING OF COLOR DYES IN TEXTILE MATERIALS. IN DRY SOLID BLEACHING COMPOSITIONS CONTAINING AT LEAST ONE PEROXYGEN COMPOUND AND AT LEAST ONE ORGANIC ACID ANHYDRIDE AND WHICH WHEN DISSOVLED IN AN AQUEOUS SOLUTIONS, YIELDS AN ORGANIC MONOPERATED AND/OR SALT THEREOF AS A BLEACHING AND OXIDIZING AGENT, THE IMPROVEMENT WHICH COMPRISES: INCLUDING IN SAID COMPOSITION A SUFFICIENT QUAINTITY OF A SOLID BASE COMPOUND TO PROVIDE A PH OF AT LEAST ABOUT 9.0 IN SAID AQUEOUS SOLUTION TO ALSO COLOR-SAFE BLEACHING SOLUTION.
Inventors
- 👤 John R Moyer
Bibliographic Details
Claims Analysis
Total Claims: 0References 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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |