Process for improving the embossing properties of foamed sheets,

Details Process for improving the embossing properties of foamed sheets, Process for improving the embossing properties of foamed sheets,

1986-05-14

1987-05-12

Lowe, James

Plastic and nonmetallic article shaping or treating: processes

With printing or coating of workpiece

Coating or impregnating workpiece before molding or shaping...

264293, 427271, 427359, B29C 5900, B32B 2706

Patent

active

046648607

ABSTRACT:
A process for improving the embossing properties of foamed sheets on a PVC basis including the steps of (1) treating the foamed sheets with a lacquer solution of 10 to 20% by weight of a resin in 4 to 10% by weight of a lacquer solvent having a boiling point greater than 190.degree. C., and in 70 to 86% by weight of a lower boiling point organic solvent; (2) drying the lacquer treated sheet at temperatures ranging from 70.degree. to 100.degree. C.; and (3) embossing said dryed sheet at temperatures greater than 200.degree. C.

REFERENCES:
patent: 3196062 (1965-07-01), Knital
patent: 3224894 (1965-12-01), Palmer
patent: 4353949 (1982-10-01), Kyminar et al.

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