Process for forming a polyurethane coated biaxially oriented pol

Plastic and nonmetallic article shaping or treating: processes – With printing or coating of workpiece – Coating or impregnating workpiece before molding or shaping...

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2642884, 2642902, 427172, B29C 5512, B29D 900, B32B 2708

Patent

active

049801082

ABSTRACT:
A process for producing a polyester film having a thin cured polyurethane coating, which comprises

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