Polycarboxylic acid polymers

Details Polycarboxylic acid polymers Polycarboxylic acid polymers

2011-03-22

2011-03-22

Bernshteyn, Michael M (Department: 1762)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C524S556000

Reexamination Certificate

active

07910676

ABSTRACT:
The present invention relates to methods and polymers based upon vinyl type monomers that contain pendant carboxylic acid groups and ester group functionality. The polymers may be prepared under selected conditions of partial neutralization to provide relatively high conversions and/or relatively high values of molecular weight and/or selected amounts of repeating unit tacticity.

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patent: 0002862 (2000-01-01), None
Mlng Cao, Yvon Durant “Polymerization of Poly(itaconic acid)”, Nanostructures Polymer Research Center, University of New Hamshire, American Chemical Society, 2007.
International Search Report and Written Opinion dated Nov. 24, 2009 issued in related International Patent Application No. PCT/US09/43128.

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