HYDROPHILIC AND HIGHLY OIL-ABSORBENT BORON NITRIDE POWDER, PRODUCTION METHOD THEREFOR, AND COSMETIC

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 absor...

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Bibliographic Details
Main Authors HIWASA, SHOICHI, KOSHIDA, TAKAHISA, KUMAGAI, MASATO
Format Patent
LanguageEnglish
French
German
Published 01.06.2016
Subjects
CHEMISTRY
COMPOUNDS THEREOF
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
HUMAN NECESSITIES
HYGIENE
INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OFSOLID INORGANIC COMPOUNDS
INORGANIC CHEMISTRY
MEDICAL OR VETERINARY SCIENCE
METALLURGY
NON-METALLIC ELEMENTS
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Summary: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.
Bibliography:Application Number: EP20130840797