Ink system

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...

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Details

525440, 524364, C08L 7506

Patent

active

043211852

ABSTRACT:
An ink system, especially for use in retort environments, is disclosed. The ink system comprises a hard polyester resin, a soft polyester resin, a polyisocyanate catalyst and an appropriate pigment or pigments.

REFERENCES:
patent: 1592082 (1926-07-01), Courtney
patent: 2220621 (1940-11-01), Ellis
patent: 2631986 (1953-03-01), Schmutzler
patent: 3136681 (1964-06-01), Johnson
patent: 3481891 (1969-12-01), Boylan et al.
patent: 3718623 (1973-02-01), Lohse et al.

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