C - Chemistry – Metallurgy – 08 – J
Patent
C - Chemistry, Metallurgy
08
J
400/7004
C08J 3/20 (2006.01) C08J 3/205 (2006.01) C08J 3/22 (2006.01) C09B 67/00 (2006.01)
Patent
CA 1146293
Case 3-12145/+ Process for the production of colourant preparations and the colourant preparations obtained thereby Abstract A process for the production of a colourant preparation by incorporating the colourant in the melt of an organic monomer or preferably polymer by heating the colourant, in a kneader, with the organic material to the melt temperature of this latter and allowing the melt, in the presence of water and with the kneader in operation, to cool and solidify while comminuting it.
341240
Ciba Specialty Chemicals Holding Inc.
Fetherstonhaugh & Co.
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