Aqueous coating compositions comprising acrylic oligomers, high

Details Aqueous coating compositions comprising acrylic oligomers, high Aqueous coating compositions comprising acrylic oligomers, high

1975-06-17

1978-11-21

Pertilla, Theodore E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 296RW, 260 296WB, 260 296TA, 428418, 428460, 428500, C08L 6128, C08L 6300

Patent

active

041265955

ABSTRACT:
This invention discloses stable water-based thermosettable coating compositions particularly adapted for the direct roll coating of substrates. The composition comprises (1) an aqueous solution or colloidal solution of a volatile amine or ammonia salt of a high molecular weight carboxylic acid-containing acrylic copolymer, (2) a carboxylic acid-containing acrylic oligomer in the solution, and (3) an aqueous dispersion or solution of a crosslinker; the volatile aqueous phase being by volume 70 to 95% water and 5 to 30% organic solvents, the solids content 15 to 70% by weight and the viscosity between 25 and 150 seconds measured in the number 4 Ford cup.

REFERENCES:
patent: 3305505 (1967-02-01), Ropp
patent: 3356627 (1967-12-01), Scott
patent: 3919154 (1975-11-01), Chang et al.
patent: 3926888 (1975-12-01), Cheung et al.
patent: 3928273 (1975-12-01), Chang et al.

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