C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/236.3
C09B 1/50 (2006.01)
Patent
CA 1089454
INVENTOR: ROBERT C. HOARE INVENTION: ANTHRAQUINONE DYES ABSTRACT Anthraquinone compounds having the formula: Image wherein R is alkylene of 1 to 4 carbon atoms, exhibit attractive blue shades and are useful in dyeing textiles.
277983
Hoare Robert C.
Allied Chemical Corporation
Gowling Lafleur Henderson Llp
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