Fluorescent benzanthronic dyes

Details Fluorescent benzanthronic dyes Fluorescent benzanthronic dyes

1976-04-21

1977-07-19

Edmundson, F.C.

Mineral oils: processes and products

Colorng treatments

44 59, 260 37PC, 260 4221, 2603092, C10G 4100, C10L 124, C07D23504, C08K 516

Patent

active

040367339

ABSTRACT:
A plastosoluble fluorescent organic dye is disclosed that is derived from benzanthrone, and having the general formula: ##STR1## wherein X = --H or --Br; and Y = --H, --OCH.sub.3 or --OC.sub.2 H.sub.5. A process for the preparation of a dye of the general formula (I) is also disclosed. These dyes are useful in the bulk dyeing of polystyrene, polymethylmethacrylate, rigid PVC, polyethylene, acrylonitrile/butadiene/styrene copolymers, polycarbonates or mineral oils.

REFERENCES:
patent: 1824977 (1931-09-01), Allerman
patent: 2071481 (1937-02-01), Winning et al.
patent: 2074288 (1937-03-01), Tinker et al.
patent: 2538313 (1951-01-01), Holbro et al.
patent: 2967862 (1961-01-01), Berry et al.
patent: 3114633 (1963-12-01), Schlesinger
patent: 3772321 (1973-11-01), Zickendraht
Def. Pub. No. T878,023 Taylor et al., published 9/29/70.

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