What is phthalocyanine made from?

What is phthalocyanine made from?

Phthalocyanine blue is prepared by heating a mixture of phthalic anhydride, urea, and copper chloride. The product is first washed in dilute caustic soda and then in dilute hydrochloric acid.

How is copper phthalocyanine made?

In general, a crude copper phthalocyanine is produced by reacting phthalic anhydride, urea, copper/copper salt and ammonium molybdate (catalyst) in high-boiling solvent such as o-nitrotoluene, trichlorobenzene or alkyl benzenes.

Is phthalocyanine organic?

Phthalocyanine (H 2Pc) is a large, aromatic, macrocyclic, organic compound with the formula (C 8H 4N 2) 4H 2 and is of theoretical or specialized interest in chemical dyes and photoelectricity.

What is CPC in pigment?

Organic pigments are cost-effective, non-toxic, and possess good color strength, which makes them good choice for their use across various end-use sectors. Copper phthalocyanine (CPC) blue is the copper (II) complex of tetra aza tetra benzoporphine (CPC) whereas phthalocyanine green is its chlorinated derivative.

How do you make phthalocyanine blue?

Phthalocyanine blue, or chlorophyll blue, begins to be prepared at high temperatures when phthalic anhydride, urea, and copper chloride are combined to form water. After the solution is diluted caustic soda, and then hydrochloric acid, it becomes solid blue.

What is the difference between Phthalo Blue and ultramarine blue?

Ultramarine blue (left) is very different than Phthalo blue (right). If we mapped each color on the color wheel, we’d see that ultramarine leans toward the violet side of the wheel, while phthalo shifts toward the green side.

Is copper phthalocyanine organic?

Copper phthalocyanine (CuPc), also called phthalocyanine blue, phthalo blue and many other names, is a bright, crystalline, synthetic blue pigment from the group of phthalocyanine dyes….Copper phthalocyanine.

What is phthalocyanine used for?

Phthalocyanines are the second most important class of colorant, and copper phthalocyanine is the single largest-volume colorant sold. Traditional uses of phthalocyanine colorants are as blue and green pigments for automotive paints and printing inks and as blue/cyan dyes for textiles and paper.

Is copper phthalocyanine toxic?

‘” Furthermore, EPA stated that, “…these copper phthalocyanine compounds cannot reasonably be anticipated to cause cancer, developmental toxicity, reproductive toxicity, neurotoxicity, gene mutations, or chronic toxicity.”

How do you make phthalocyanine green?

What Colors Do You Mix To Make Phthalo Green? The easiest way to make your own phthalo green from existing colors is to use a base of cadmium yellow light and then mix small amounts of either phthalo blue, Prussian blue or ultramarine blue to it.

What is another name for Phthalo Blue?

Winsor Blue is made of an organic synthetic pigment, copper phthalocyanine. Alternative names are phthalo blue, monastral and intense blue.