Method for finishing resinous surface coverings

Plastic and nonmetallic article shaping or treating: processes – Mechanical shaping or molding to form or reform shaped article – Reshaping running or indefinite-length work

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264284, B29D 714

Patent

active

039963284

ABSTRACT:
A method for finishing resinous sheet material wherein the sheet material is adhered to a support surface and is passed through a pressure nip having an upper hard, very smooth, resiliently backed finishing surface and a lower support surface, the outer surface of the sheet material being maintained between about 100.degree. F and 300.degree. F while moving through the nip, the heat being provided from previous processing steps, without adding any additional heat at the finishing step, and subsequently cooling the sheet material after it has passed through the nip.

REFERENCES:
patent: 2442443 (1948-06-01), Swallow
patent: 2566982 (1951-09-01), Clemens
patent: 2950502 (1960-08-01), Weaver
patent: 3157723 (1964-11-01), Hochberg

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