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Pigment Blue 15:5

Catalog Number DYE-PIG-0297
CAS Number 2056-85-1
Molecular Weight 576.07
Molecular Formula C32H16CuN8
CI Number C.I.74160
Color Brilliant blue.
Main Molecular Structure Phthalocyanine
Preparation Method (a) Pthalonitrile and Cuprous chloride in 180 ~ 200 ℃ heating; (b) Phthalic anhydride, Isoindoline-1,3-dione or Phthalamide and Copper salt and urea, 2-Cyanoguanidine or 4-Methylbenzenesulfonamide and Cuprous chloride (or Copper (II) chloride dihydrate) in Ammonium molybdate tetrahydrate or the presence of ARSENIC PENTOXIDE with heating (Phthalic anhydride/urea method); (C) Isoindoline-1,3-diimine and Copper salt impregnated fiber, and in the presence of reducing agent, i.e., heating in fiber produced Copper phthalocyanine (namely phthalocyanine element brilliant blue IF3G, C.I. color blue 2). When using nickel salt, in fiber is formed on the nickel phthalocyanine copper salt, than with the dyeing of cobalt blue green light weight.

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