Overprinting of dye colored poly(vinyl chloride) resins

Bleaching and dyeing; fluid treatment and chemical modification – Nontextile – dyeing process or product – including inorganic... – Vinyl chloride polymer substrate

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Details

8552, 8558, 8614, 8637, 427389, 427426, 428540, D06P 500

Patent

active

045361843

ABSTRACT:
The invention is directed to overprinting a poly(vinyl chloride) resin substrate whose surface, or portion thereof, is colored by solvent soluble dye or by way of a mass solvent soluble dye, with a coloring agent made up of a liquid halogenated hydrocarbon solvent having 1-4 carbon atoms, pigment dispersed in said halohydrocarbon solvent, and a film former, dissolved in said halohydrocarbon solvent, consisting essentially of (a) acrylic resin or (b) a combination of acrylic resin and chlorinated polyolefin, at least 50% by weight of acrylic resin; and heat treating said overprinted substrate to adhere said film former and associated pigment.

REFERENCES:
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patent: 4000958 (1977-01-01), Hirooka et al.
patent: 4190687 (1980-02-01), Sugiura et al.
patent: 4332587 (1982-06-01), Kressner et al.
patent: 4421601 (1983-12-01), Stephan et al.
patent: 4451264 (1984-05-01), Ulry et al.

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