Polyaspartic acid Zwitterionic derivatives, preparation processe

Details Polyaspartic acid Zwitterionic derivatives, preparation processe Polyaspartic acid Zwitterionic derivatives, preparation processe

1996-09-30

1997-11-11

Webman, Edward J.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Polymer containing

424 783, 424 7017, 424DIG1, 424DIG2, 525420, 528328, 528363, C08F28306, C08G 6848, C08L 7704, A61K 711

Patent

active

056860668

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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patent: 5461085 (1995-10-01), Nagatomo et al.
patent: 5571889 (1996-11-01), Katoh et al.

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