Method for printing interlayers for laminated safety glass

Details Method for printing interlayers for laminated safety glass Method for printing interlayers for laminated safety glass

1974-12-23

1976-08-03

Kendall, Ralph S.

Coating processes

Optical element produced

Polarizer, windshield, optical fiber, projection screen, or...

427164, 427256, 8 4, 428195, 428437, 428210, B60J 300, B32B 1710

Patent

active

039730581

ABSTRACT:
Disclosed herein is an improved printing method for tinting synthetic resin sheets used in the manufacture of laminated safety glass. The improvement comprises using an ink containing 12 to 35% by weight, based on the total weight of dye and solvent, of one or more dyes dissolved in an N-lower alkyl-pyrrolidone solvent wherein the alkyl group contains from 1 to 4 carbon atoms.

REFERENCES:
patent: 2739080 (1956-03-01), Woodworth
patent: 2989360 (1961-06-01), Mautner
patent: 3008858 (1961-11-01), Blake et al.
patent: 3029122 (1962-04-01), Posselt et al.
patent: 3088837 (1963-05-01), Prescott
patent: 3265461 (1966-08-01), Luetzel et al.
patent: 3346322 (1967-10-01), Finkenauer et al.
patent: 3591406 (1971-07-01), Moynihan

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