| 发明名称 |
Oil-in-water emulsion formulation containing free and entrapped hydroquinone and retinol |
| 摘要 |
An oil-in-water emulsion formulation containing hydroquinone and retinol, which comprises an oil-in-water emulsion containing free hydroquinone, hydroquinone entrapped in absorbent micro-agglomerates and/or impregnated in porous microparticles; and retinol-impregnated microparticles.
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| 申请公布号 |
US6896890(B2) |
申请公布日期 |
2005.05.24 |
| 申请号 |
US20020151600 |
申请日期 |
2002.05.16 |
| 申请人 |
R.P. SCHERER TECHNOLOGIES, INC. |
发明人 |
SINGH B. SANDHYA;SAXENA SUBHASH J.;BEAUSOLEIL MARIE-HELEN |
| 分类号 |
A61K8/04;A61K8/06;A61K8/34;A61K8/67;A61Q19/00;A61Q19/02;A61Q19/08;(IPC1-7):A61K7/00 |
主分类号 |
A61K8/04 |
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