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:
Nov. 20, 2012
Filed:
Jan. 27, 2010
Lian Xue, Zhejiang, CN;
Liu HU, Zhejiang, CN;
Hongying Lan, Hangzhou, CN;
Zhiming Huang, Hangzhou, CN;
Yulan Liu, Hangzhou, CN;
Yuhua Liao, Hangzhou, CN;
Lian Xue, Zhejiang, CN;
Liu Hu, Zhejiang, CN;
Hongying Lan, Hangzhou, CN;
Zhiming Huang, Hangzhou, CN;
Yulan Liu, Hangzhou, CN;
Yuhua Liao, Hangzhou, CN;
Abstract
The present invention relates to a mordant for hair dyeing and a hair dyeing product comprising the mordant. The mordant of the present invention comprises an effective amount of a ferrous salt, antioxidant and water; the hair dyeing product of the present invention comprises three parts: a softening agent, a dyeing agent, and the mordant. The mordant and the hair dyeing product comprising the mordant as provided by the present invention do not contain thioglycolic acid, aromatic compounds such as p-phenylenediamine and hydrogen peroxide, and are safe and free of irritation. The hair dyeing product of the present invention has good chromaticity and fastness as well as good product stability and convenience in usage.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile