Foundry refractory binder

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...

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Details

26099818, 524424, 524425, 525387, 525388, C08K 334

Patent

active

043211860

ABSTRACT:
This invention relates to the preparation of foundry molds and foundry cores using a low molecular weight high vinyl poly(1,3-butadiene).

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patent: 3928270 (1975-12-01), South

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