| US 7,524,804 B2 | ||
| Bleach composition and bleaching detergent composition | ||
| Hideyuki Kaneda, Tokyo (Japan); Yoshitaka Miyamae, Tokyo (Japan); and Satoru Nagata, Tokyo (Japan) | ||
| Assigned to Ciba Specialty Chemicals Corp., Tarrytown, N.Y. (US) | ||
| Appl. No. 10/555,673 PCT Filed May 07, 2003, PCT No. PCT/JP03/05700 § 371(c)(1), (2), (4) Date Nov. 03, 2005, PCT Pub. No. WO2004/099357, PCT Pub. Date Nov. 18, 2004. |
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| Prior Publication US 2006/0293204 A1, Dec. 28, 2006 | ||
| Int. Cl. C11D 1/00 (2006.01); C11D 3/26 (2006.01); C11D 3/39 (2006.01); C11D 3/395 (2006.01) | ||
| U.S. Cl. 510—311 [510/312; 510/360; 510/372; 510/376; 510/499; 502/200; 502/324] | 14 Claims |
| 1. A bleach composition containing
(a) 20% to 90% by mass of a peroxide which generates hydrogen peroxide by being dissolved in water,
(b) 5% to 40% by mass of silk powder which is water-insoluble or has a solubility of less than 0.1 gram for 100 grams of deionized
water at 25 degrees Celsius,
(c) (c-1) 0.001% to 1% by mass of a bleaching activating catalyst and
(c) (c-2) 0.1% to 5% of a bleaching activator
wherein the bleaching activating catalyst of the component (c-1) contains manganese.
|