Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants
Patent
1978-07-18
1979-08-21
Garvin, Patrick
Compositions
Preservative agents
Anti-oxidants or chemical change inhibitants
252441, B01J 3122
Patent
active
041652975
ABSTRACT:
A process for preparing a cyano-azo dyestuff which is insoluble in water and has the formula:
REFERENCES:
patent: 2195076 (1940-03-01), Braun et al.
patent: 3117938 (1964-01-01), Burrus et al.
patent: 3772268 (1973-11-01), Giles et al.
Garvin Patrick
Produits Chimiques Ugine Kuhlmann
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