| 摘要 |
PCT No. PCT/EP93/01179 Sec. 371 Date Nov. 16, 1994 Sec. 102(e) Date Nov. 16, 1994 PCT Filed May 12, 1993 PCT Pub. No. WO93/23483 PCT Pub. Date Nov. 25, 1993The preparation of metal oxide particles having a dye lake precipitated onto their surface in a dye lake:metal oxide ratio of between 10:90 and 80:20 and the use of such particles in cosmetic and toiletry formulations are described.
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