Title:
黒色系光輝顔料およびそれを配合した化粧料、塗料組成物、樹脂組成物およびインキ組成物
Document Type and Number:
Japanese Patent JP4647494
Kind Code:
B2
Abstract:
The present invention provides a flaky black bright pigment which exhibits a black color having brightness and a high hiding power, and thus a cosmetic or the like containing the pigment is excellent in the touch feeling, smoothness and spread during use. The pigment is a black bright pigment which comprises a flaky base material having an average thickness of 0.1 to 8.0 µm, an average particle diameter of 1 to 800 µm, and an aspect ratio of 3 to 500, wherein the surface of the base material is coated with a thin film of triiron tetroxide and/or a low order titanium oxide. The thickness of the thin film is preferably 10 nm to 1.0 µm, and the pigment has preferably a brightness (L15 value) of 40 or higher.
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Inventors:
Shigeru Yanagase
Yokoi Koji
Juichi Ino
Haruki Niida
Yokoi Koji
Juichi Ino
Haruki Niida
Application Number:
JP2005514093A
Publication Date:
March 09, 2011
Filing Date:
September 21, 2004
Export Citation:
Assignee:
NIPPON SHEET GLASS COMPANY,LIMITED
International Classes:
C09C3/06; A61K8/11; A61K8/19; A61K8/25; A61Q1/00; A61Q1/02; A61Q1/04; A61Q1/06; A61Q1/10; A61Q1/12; A61Q3/02; C08K9/02; C08L101/00; C09C1/00; C09C1/28; C09D5/29; C09D11/00; C09D11/02; C09D201/00
Domestic Patent References:
| JPH0977512A | 1997-03-25 | |||
| JP2001207077A | 2001-07-31 | |||
| JP2002526591A | 2002-08-20 | |||
| JP2003525315A | 2003-08-26 |
Attorney, Agent or Firm:
Ryu Iwatani