Heat stable monoazo red pigment compositions

Details Heat stable monoazo red pigment compositions Heat stable monoazo red pigment compositions

1996-09-24

1997-10-14

Powers, Fiona T.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534573, 534581, 106402, 106494, 106496, 106 23K, C09B 6300, C09B 6720, C09B 6722, C09D 1102

Patent

active

056774354

ABSTRACT:
Disclosed are compositions comprising one or more compounds characterized by the formula: ##STR1## wherein R and R.sub.1 are independently hydrogen, chloro, methyl or ethyl groups.
A process for preparing azo pigment compositions is also disclosed.
Paint, ink and plastic compositions containing the foregoing pigments compositions are disclosed.

REFERENCES:
patent: 3519617 (1970-07-01), Rast et al.
patent: 4014866 (1977-03-01), Henning
patent: 4143036 (1979-03-01), Stefancsik
patent: 4719292 (1988-01-01), Schui et al.
patent: 5084106 (1992-01-01), Kobayashi et al.
patent: 5102466 (1992-04-01), Mordente et al.
Colour Index International CD-ROM, 3rd Edition, 1995, C.I. Generic name: C.I. Pigment Red 108 C.I. Constitution No. 77202; commercial name: Cadmium Bright Red CC-6325.
Colour Index International CD-ROM, 3rd Edition, 1995 C.I. Generic Name: C.I. Pigment Red 254, Commercial Name: Cromophtal DPP Red BP, CI Constitution No. 56110.
Colour Index International CD-ROM, 3rd Edition, 1995 C.I. Generic Name: C.I. Pigment Red 255, Commercial Name: Irgazin DPP Red 5G.
Colour Index International CD-ROM, 3rd Edition 1995 C.I. Generic Name: C.I. Pigment Red 53:1, Commercial Name: Bronze Scarlet CT 510, CI Constitution #15585:1.
Shukutani et al., Chemical Abstracts, 126:105567 (1996).

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