Poly (alkylene oxide)-modified diarylide pigment composition

Details Poly (alkylene oxide)-modified diarylide pigment composition Poly (alkylene oxide)-modified diarylide pigment composition

1991-06-25

1991-11-05

Dixon, Jr., William R.

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 20, 106493, 106494, 106496, 106 22, 534729, 534748, 534561, C09B 3111, C09D 1100

Patent

active

050628941

ABSTRACT:
Diarylide pigment compositions useful for preparing storage stable printing inks (especially of the publication gravure type) are prepared using a poly (alkylene oxide) substituted acetoacetanilide together with a typical acetoacetanilide and coupling the mixture of acetoacetanilides with tetrazotized dichlorobenzidine.

REFERENCES:
patent: 3607861 (1971-09-01), Brown et al.
patent: 3655641 (1972-04-01), Hamilton
patent: 3905825 (1975-09-01), Gaetani
patent: 4220473 (1980-09-01), Robertson
patent: 4462833 (1984-07-01), Hays
patent: 4515639 (1985-05-01), Dopfer
patent: 4643770 (1987-02-01), Hays
patent: 4946509 (1990-08-01), Schwartz et al.
Herbst et al, "Pigmenting Problems of Yellow Illustration Gravure Printing Inks" Defazet (30) 11, pp. 486-490, 1976.
"Pigment Developments" Ink & Print, vol. 2, pp. 16-18, 6/84.

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