Processes for making nonionic aqueous polyurethane dispersions

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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523201, 523402, 524 56, 524268, 524271, 524457, 524512, 524460, 524501, 524502, 524506, 524507, 524508, 524510, C08F 216

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active

058591117

ABSTRACT:
A process is described for preparing aqueous polymeric dispersions of a dispersion of an interpenetrated polymer of a hydrophobic polyurethane and a polymer prepared from ethylenically unsaturated monomers, and optionally a dispersion of another monomer that will enhance the performance of the interpenetrated polymer.

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