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Pigment Yellow 81 CAS 22094-93-5

Chemical Property:

Molecular Formula C36H32Cl4N6O4
Molar Mass 754.49
Density 1.38
Boling Point 821.0±65.0 °C(Predicted)
Flash Point 450.3°C
Vapor Presure 4.62E-27mmHg at 25°C
Appearance Powder
pKa 0.05±0.59(Predicted)
Storage Condition Room Temprature
Refractive Index 1.642
Physical and Chemical Properties hue or shade: bright green yellow
relative density: 1.41-1.42
Bulk density/(lb/gal):11.7-11.8
melting point/℃:>400
average particle size/μm:0.16
particle shape: Cube
specific surface area/(m2/g):26
pH value/(10% slurry):6.5
oil absorption/(g/100g):35-71
hiding power: translucent
diffraction curve:
reflection curve:
lemon yellow powder, bright color, strong coloring. Good light fastness, good solvent resistance, heat resistance of 170~180 ℃ (not more than 30min).
Use The variety is strong green and yellow, and monoazo pigment C.I. Pigment Yellow 3 phase approximation; Satisfactory light fastness, good heat and solvent resistance, suitable for solvent-containing metal decorative ink; Light fastness in alkyd melamine coating grade 6-7; it is more heat-resistant than other varieties of benzidine yellow; Polyolefin (260 ℃/5min), in the low concentration of soft PVC coloring appear bleeding, hard PVC(1/3SD) light fastness 7; it can also be used for the dyeing of acetate fiber pulp and pigment printing paste.
It is mainly used for coloring of paint, paint, printing ink and plastic products.

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Introduction

PIGMENT YELLOW 81, ALSO KNOWN AS NEUTRAL BRIGHT YELLOW 6G, BELONGS TO ORGANIC PIGMENTS. The following is an introduction to the nature, use, manufacturing method and safety information of Yellow 81:

 

Quality:

Pigment Yellow 81 is a yellow powdery substance with a unique color and good hiding power. It is insoluble in water and soluble in oil-based solvents.

 

Use:

Pigment Yellow 81 is widely used in paints, inks, plastics, rubber and other fields. It can be used as a pigment additive to give a vivid effect of yellow in the manufacture of colored products.

 

Method:

The manufacturing method of pigment yellow 81 is usually achieved by the synthesis of organic compounds. The synthesis process involves chemical reactions, separation, purification, and crystallization.

 

Safety Information:

Avoid inhaling particles or dust, operate in a well-ventilated area, and avoid prolonged exposure.

After exposure to Yellow 81, wash the contaminated skin with soap and water in a timely manner.

Keep Pigment Yellow 81 away from flammable substances and oxidizing agents and store in a dark, dry and ventilated place.

 


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