Coating composition for metal containers

Details Coating composition for metal containers Coating composition for metal containers

1995-02-21

1996-05-07

Ryan, Patrick J.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428413, 428418, 106 1441, C09D 508

Patent

active

055144330

ABSTRACT:
A coating composition for metal containers, a method of coating a metal container, and a metal article useful as a food or beverage container are disclosed. The coating composition for metal container interiors and exteriors comprises: (a) a low molecular weight polyfunctional epoxy resin; (b) a phenolic resin; (c) a solution grade vinyl chloride copolymer, a high molecular weight epoxy resin or a mixture thereof; (d) about 60% to about 90% by weight of nonvolatile material of a vinyl chloride dispersion resin; and a nonaqueous carrier. The coating composition is stored as a single unit system from manufacture until use without an unacceptable increase in viscosity.

REFERENCES:
patent: 3114725 (1963-12-01), Kaufman, Jr. et al.
patent: 3305602 (1967-02-01), Bromstead
patent: 3716400 (1973-02-01), Tryzna et al.
patent: 4355122 (1982-10-01), Fan
patent: 5223025 (1993-06-01), Seibel
Saunders, "Organic Polymer Chemistry" 2nd Edition, Chapman & Hall (1988), p. 431.
Karas et al., "Precoating Compositions . . . Metal," (Aug. 26, 1982) CA97(22):184111u.

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