发明名称 Silicone Elastomer Composite Powder, Method For Producing Silicone Elastomer Composite Powder and Cosmetics
摘要 The present invention provides a silicone elastomer composite powder with excellent flowability and dispersibility. Also, the present invention provides a method for producing a silicone elastomer composite powder, comprising a step of converting a mixture of a silicone elastomer powder and a clay mineral to the composite powder with a high-speed rotation dispersing machine under a condition of a peripheral speed of 40 m/sec or higher and a Froude number of 70 or higher, wherein a surface of the silicone elastomer powder is coated with the clay mineral, a specific volume of the composite powder is 2.50 ml/g or less, and an oil absorption amount of the composite powder is 180 g/100 g or less. Furthermore, the present invention provides a cosmetic without sticky feeling inherent in the silicone elastomer powder, and excellent in the feeling during use and in impact resistance.
申请公布号 US2008145332(A1) 申请公布日期 2008.06.19
申请号 US20060816289 申请日期 2006.02.17
申请人 发明人 OGAWA KATSUKI;YAGI KATSUHIKO;OHNO MAMORU
分类号 A61K8/89;A61Q1/00;C08J3/12 主分类号 A61K8/89
代理机构 代理人
主权项
地址