Polyglycerol dimer polyester resins

Drug – bio-affecting and body treating compositions – Live hair or scalp treating compositions – Polymer containing

Reexamination Certificate

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C424S078370, C424S401000, C514S785000, C516S021000, C516S022000, C516S033000, C516S115000, C516S124000, C528S271000, C528S272000, C528S295300, C528S295500, C528S302000

Reexamination Certificate

active

07638116

ABSTRACT:
The present invention relates to a series of novel polyesters that are prepared by crosslinking polyglycerol and dimer acid. The nature of the water loving polyglycerol group as well as the fact that a C-36 fatty diacid is used in preparation of the products results in unique products.

REFERENCES:
patent: 1424137 (1922-07-01), Weisberg
patent: 6800275 (2004-10-01), O'Lenick, Jr.
patent: 2005/0031580 (2005-02-01), Allef et al.
patent: 2007/0134182 (2007-06-01), Shimizu et al.
Plusman, Polyglycerols Happi Nov. 2004 p. 94-97.

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