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.

Date of Patent:
Nov. 11, 1997

Filed:

Sep. 30, 1996
Applicant:
Inventors:

Yukiko Harada, Kanagawa, JP;

Hosei Shinoda, Kanagawa, JP;

Makoto Sukegawa, Kanagawa, JP;

Hiroaki Tamatani, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08G / ; C08L / ; A61K / ;
U.S. Cl.
CPC ...
424 7014 ; 424 783 ; 424 7017 ; 424D / ; 424D / ; 525420 ; 528328 ; 528363 ;
Abstract

Disclosed are polymers (polyaspartic acid Zwitterionic derivatives) containing, in the molecule, 1 mol % or more of at least one repeating unit selected from the group consisting of repeating units represented by the following formulas (1) and (2). ##STR1## These polymers are useful in the preparation of hair-treating compositions and cosmetic compositions having excellent hairdressing properties and good biocompatibility.


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Harada, Yukiko. (1997). Polyaspartic acid zwitterionic derivatives, preparation processes (U.S. Patent No. 5686066). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5686066

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