phthalocyanine
Noun
Meaning
English Wikipedia has an article on:phthalocyanineWikipedia
phthalocyanine (plural phthalocyanines)
(organic chemistry) Any of a family of macrocyclic compounds having a structure similar to that of porphyrin; they are blue/green pigments that are used in plastics and enamels.
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In organic pigments such as diazo or phthalocyanine compounds the light is absorbed by the conjugated systems of double bonds in the molecule.
Phthalocyanine is a natively stable dye (has no need for stabilizers) and CD-Rs based on this are often given a rated lifetime of hundreds of years.
COLORMATCH® UPL-50256 by Chromaflo Technologies is a green color finely ground polychlorinated copper phthalocyanine (25%) pigment dispersion.
Green 4136 by Colorwen International (Cheng Feng Group) is an inorganic bromated and chlorinated copper phthalocyanine.
Chlorinated copper phthalocyanine based green colored pigment.
EVORGA BLUE 15:1 is a copper phthalocyanine grade.