Polyester resin compositions for calendering

Plastic and nonmetallic article shaping or treating: processes – With printing or coating of workpiece – Applying indicia or design

Reexamination Certificate

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C264S173100, C264S175000, C264S300000, C264S319000, C528S272000

Reexamination Certificate

active

07438841

ABSTRACT:
A polyester resin composition is calendered to produce a film or a sheet. The polyester resin composition is a polyester having a crystallization half time from a molten state of at least 5 minutes combined with an additive for preventing sticking of the polyester to calendering rolls.

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