必应染料-您身边的染料专家

Pigment Violet 20

Name:C.I.Pigment Violet 20,C.I.58225

Molecular Structure: anthraquinones

C.I.Pigment Violet 20,C.I.58225,CAS 6486-92-6,492.43,C20H12O11S2,Pyrolux Maroon Lake

C.I.Pigment Violet 20,C.I.58225,CAS 6486-92-6,492.43,C20H12O11S2,Pyrolux Maroon Lake

Molecular Formula:C20H12O11S2

Molecular Weight: 492.43

CAS Registry Number:6486-92-6

Manufacturing Methods :2-Bromo-1,4-dihydroxyanthracene-9,10-dione and phenol of potassium carbonate in the presence of condensation, and fuming sulfuric acid sulfonation, sodium hydrogen sulfite and then decomposed borate, then the product was converted to calcium.

Properties and Applications:brilliant red light purple. With C.I.Pigment Violet 26 and similar.

Light Fastness Heat resistance(℃ ) Sodium carbonate(5%) Muriatic acid(5%) Oleic acid PVC migration Soap micelle bleeding
Melting point Stable
wELL 150 slightly affect Good Good Excellent No No

List of Suppliers:

Pyrolux Maroon Lake(Sherwin-Williams Chemicals)


One Response to “Pigment Violet 20”

  1. […] C.I.Pigment Violet 20 […]

Leave a Reply