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Title:
粉末含有組成物及びその製造方法、並びに化粧料
Document Type and Number:
Japanese Patent JP6909240
Kind Code:
B2
Abstract:
A composition includes a solvent, a powder that is present in the solvent and bears a first charge on its surface, an ionic polymer having a second charge that is opposite to the first charge, and a polyvalent ion having the first charge. The powder and the ionic polymer are electrostatically and/or ionically bonded with each other. The ionic polymer and the polyvalent ion are electrostatically and/or ionically bonded with each other.

Inventors:
Akio Nasu
Dai Satone
Application Number:
JP2018562453A
Publication Date:
July 28, 2021
Filing Date:
January 19, 2018
Export Citation:
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Assignee:
Shiseido Co., Ltd.
International Classes:
C08L101/02; A61K8/19; A61K8/24; A61K8/27; A61K8/81; A61Q1/00; A61Q19/00; C08J3/03; C08K3/08; C08K3/22; C08K3/32; C08L33/02
Domestic Patent References:
JP61286310A
Foreign References:
WO2016038317A1
WO2011016404A1
US20040219124
WO2002060999A1
Other References:
木口 崇彦 et al.,高分子電解質分散剤の立体配座とマグネシウムイオンがスラリー中粒子への吸着現象に及ぼす影響,粉体工学会誌,2012年,49,p.100-107
佐藤根 大士,スラリーの分散安定性と高分子電解質分散剤の吸着現象との関係,粉体工学会誌,2014年,51,p.269-274
Takamasa MORI et al.,Effects of particle concentration and additive amount of dispersant on adsorption behavior of disper,Journal of the Ceramic Society of Japan,2009年,117(8),p.917-921
Attorney, Agent or Firm:
Yuji Iwahashi