发明申请
- 专利标题: Color-developing composition, and cosmetic preparation, fragrance product and display article using the same
- 专利标题(中): 显色组合物,化妆品制剂,香料和使用其的显示制品
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申请号: US11704260申请日: 2007-02-09
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公开(公告)号: US20070134176A1公开(公告)日: 2007-06-14
- 发明人: Hiroshi Fukui , Yuichiro Mori , Takayuki Sakiguchi , Masanori Yoshimura , Yuji Matsushita , Norinobu Yoshikawa , Keiko Sakai , Kazuhisa Ohno , Makio Akimoto
- 申请人: Hiroshi Fukui , Yuichiro Mori , Takayuki Sakiguchi , Masanori Yoshimura , Yuji Matsushita , Norinobu Yoshikawa , Keiko Sakai , Kazuhisa Ohno , Makio Akimoto
- 优先权: JP2001-102732 20010330; JP2001-169880 20010605
- 主分类号: A61K8/00
- IPC分类号: A61K8/00 ; A61K8/18
摘要:
The invention provides a color-developing composition without using a pigment or dye and capable of being colored sustainably and stably after mixing two liquid phases which are colorless before mixing. The composition consists of two discrete liquid phases, wherein the refractive index of each liquid phase is identical to each other at a point within the wavelength range from 400 nm to 800 nm, wherein a continuous layer and a dispersion layer are formed by mixing and dispersing said two phases whereby developing a color. Alternatively, the composition is a powder dispersion consisting of a liquid phase and a silica powder-containing solid phase, wherein said liquid phase has a refractive index n1 and said silica has a refractive index n2, which satisfy Equation (1): |n1−n2|
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