Plant-derived component-containing polycarbonates and...

Details Plant-derived component-containing polycarbonates and... Plant-derived component-containing polycarbonates and...

2011-03-15

2011-03-15

Boykin, Terressa M (Department: 1765)

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

Synthetic resins

From reactant having a halogen atom or oxygen single bonded...

C264S176100, C264S219000, C528S196000, C528S198000

Reexamination Certificate

active

07906612

ABSTRACT:
The object of the invention is to provide plant-derived component-containing polycarbonates with improved color tone, and a process for their production. This object of the invention is achieved by reducing the inorganic impurities in the polymer starting material and by reducing the inorganic impurities in the polymer product.

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