The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 2007
Filed:
Dec. 13, 2002
Akira Kiyomine, Tokyo, JP;
Masaki Fukuhara, Tokyo, JP;
Masayoshi Nojiri, Tokyo, JP;
Hideyuki Abe, Wakayama, JP;
Masakatsu Takahashi, Wakayama, JP;
Hiromoto Mizushima, Wakayama, JP;
Akira Kiyomine, Tokyo, JP;
Masaki Fukuhara, Tokyo, JP;
Masayoshi Nojiri, Tokyo, JP;
Hideyuki Abe, Wakayama, JP;
Masakatsu Takahashi, Wakayama, JP;
Hiromoto Mizushima, Wakayama, JP;
Kao Corporation, Tokyo, JP;
Abstract
Provided are a hair bleach composition, hair dye composition and a hair treatment additive having excellent bleaching power, capable of dyeing the hair with a bright and good color, and less damaging to the hair and less irritating to the scalp. Described specifically, they are a two-part hair bleach composition, which contains (a) a nitrogenous compound represented by the following formula (1) or (2): or salt thereof, or (A) a nitrogenous compound having a solubility parameter log P in octanol/water ranging from −1 to 4 and a hydrogen peroxide remaining ratio of from 5 to 90%, or salt thereof, (b) an oxidizing agent, and optionally (c) an alkali agent and, after mixing, has a pH of from 7.5 to 12; a two-part hair dye composition comprising (a) or (A), (b) and (c) and further (d) an oxidation dye or direct dye; and an additive used therefor.