发明名称 |
HYDROPHILIC AND HIGHLY OIL-ABSORBENT BORON NITRIDE POWDER, PRODUCTION METHOD THEREFOR, AND COSMETIC |
摘要 |
A boron nitride powder including flat-shaped primary particles of BN and an aggregate of the primary particles has a water permeation speed not less than 1 mm 2 /s and oil absorption of 100 ml/100 g to 500 ml/100 g, which is a cosmetic boron nitride powder with high hydrophilicity and high oil absorbency. The use of such a boron nitride powder provides a cosmetic that is significantly improved not only in gloss finish and transparency (bare skin feeling) but also in sustainability. |
申请公布号 |
EP2902360(A1) |
申请公布日期 |
2015.08.05 |
申请号 |
EP20130840797 |
申请日期 |
2013.08.27 |
申请人 |
MIZUSHIMA FERROALLOY CO. LTD. |
发明人 |
KOSHIDA, TAKAHISA;KUMAGAI, MASATO;HIWASA, SHOICHI |
分类号 |
C01B21/064;A61K8/19;A61Q1/02 |
主分类号 |
C01B21/064 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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