Methods for preparing polymers from phenolic materials and...

Details Methods for preparing polymers from phenolic materials and... Methods for preparing polymers from phenolic materials and...

2009-03-16

2010-06-01

Teskin, Fred M (Department: 1796)

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

C526S204000, C526S220000, C526S222000, C526S313000, C568S649000, C568S650000, C568S662000

Reexamination Certificate

active

07728082

ABSTRACT:
A process for producing a stable polymer such as poly(hydroxystyrene) which comprises the decarboxylation of a corresponding phenolic in the presence of a non-amine basic catalyst and a polar organic solvent, followed by the polymerization thereof.

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patent: 7521526 (2009-04-01), Kunitsky et al.
patent: 2005/0228191 (2005-10-01), Kunitsky et al.
D. Munteanu, C. Csunderlik and I. Tincul, Synthesis of the Monomeric Antioxidant 3,5-di-tert-butyl-4-hydroxy-styrene by the thermal decomposition of trans-3,5-di-tert-butyl-4-hydroxycinnamic acid, Journal of Thermal Analysis 37 (1991), pp. 411-426.

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