In a process for forming a nanoparticulate crystalline titanium phthalocyanine pigment composition, a titanium phthalocyanine pigment is contacted with substantially pure 1,1,2-trichloroethane (TCE) under conditions effective to convert the titanium phthalocyanine pigment to the nanoparticulate crystalline composition.

 
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> Two-stage milling process for preparing cocrystals of titanyl fluorophthalocyanine and titanyl phthalocyanine, and electrophotographic element containing same

> Active hardmask for lithographic patterning

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