C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
260/122, 6/172
C09D 193/04 (2006.01) C09F 1/04 (2006.01)
Patent
CA 2004579
Case Docket No. CHR 87-4 POLYIMIDE/POLYAMIDE DERIVATIVES OF DIELS-ALDER/ENE ADDUCTS OF PHENOL-MODIFIED ROSIN ESTERS Abstract of the Invention Improved polyol esters of phenol-resin condensates and polyimide/polyamide derivatives thereof and their method of manufacture are disclosed as well as their applications as varnishes for lithographic inks and in pigment dispersion (flushing). Advantages of ink varnishes comprising these derivatives include higher water yields, increased gloss, transparency, and color strength, as well as reduced bronzing in both pigment concentrates and finished lithographic inks.
Crews Everett
Moffat & Co.
Westvaco Corporation
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