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:
Jan. 31, 2017
Filed:
Dec. 23, 2011
Jonathan Wood, Weinheim, DE;
Jonathan Wood, Weinheim, DE;
KAO Germany GmBH, Darmstadt, DE;
Abstract
Compositions and processes permanent shape human hair for the permanent waving of human hair with an excellent waving effect as well as for the straightening of curled hair. A composition for permanently shaping hair has at least one reducing agent or at least one oxidizing agent and a cross linked copolymer of vinylpyrrolidone, vinylimidazol, 3-methyl-1-vinylimidazolium chloride and methacrylic acid. A process for permanent shaping hair wherein a composition comprising at least one reducing agent is applied and rinsed off from hair after a processing time of 1 to 30 min and at a temperature of 20 to 45° C. and a composition comprising at least one oxidizing agent is applied and processed for 1 to 20 min at a temperature range of 20 to 45° C. and rinsed off from hair wherein at least one of the compositions has a cross linked copolymer.