Multilayer type powder-containing cosmetic preparation

The purpose of the present invention is to provide a multilayer type powder-containing cosmetic preparation which can be variously formulated and in which the powder ingredient has excellent redispersibility without being necessarily required to have undergone a surface treatment. The present invent...

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Bibliographic Details
Main Authors FUJITA JUNKO, KAWANO SAYOKO, HIRUMA YUKIKO, NOGUCHI KANAKO
Format Patent
LanguageChinese
English
Published 24.04.2020
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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Summary:The purpose of the present invention is to provide a multilayer type powder-containing cosmetic preparation which can be variously formulated and in which the powder ingredient has excellent redispersibility without being necessarily required to have undergone a surface treatment. The present invention relates to a multilayer type powder-containing cosmetic preparation characterized by comprisingthe following (a) to (c) components: (a) 60-95 mass% lower alcohol; (b) a powder ingredient (excluding (c) component); and (c) a finely particulate powder which has an average primary-particle diameter of 10-550 nm and includes silica or titanium oxide as a base. 本发明的目的在于，提供一种能够实现利用宽广范围的配方进行制剂，即便不一定使用经表面处理的粉末成分，也具有优异的再分散性的多层型粉末化妆品。本发明涉及一种多层型粉末化妆品，其特征在于，含有以下(a)～(c)的成分：(a)60～95质量％的低级醇；(b)粉末成分(其中，下述(c)成分除外)；及(c)平均一次粒径为10～550nm且以二氧化硅或氧化钛为母核的细颗粒粉末。
Bibliography:Application Number: CN201880055585