Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name:C.I.Pigment Violet 19,C.I.73900

Molecular Structure: Quinacridone

Molecular Formula:C₂₀H₁₂N₂O₂

Molecular Weight: 312.32

CAS Registry Number:1047-16-1

Manufacturing Methods :2, 5 – diarylamino – 3, 6 – di – hydrogenated terephthalic acid dialkyl ester (alkyl = C_1-3) in high boiling inert medium heating and oxidation. Linear Quinacridone with three types exist: alpha – type – blue red; Beta type – the purple and reported type – blue red; Through the control of alkali, water and used as oxidation medium solvent ratio, can get beta type or reported type products.

Properties and Applications:brilliant purple. Red powder, bright color. Resistance to organic solvent and heat resistance, high light fastness and weather resistance, good in all kinds of plastic not migration. Mainly used in plastics (PVC, PO), paint, resin, paint, printing ink, rubber and organic glass color, also used in synthetic fibre of protoplasm coloring. Used for car paint, automotive original primer. (another structure number is C.I. 46500)

Light Fastness	Heat resistance(℃ )		Sodium carbonate(5%)	Muriatic acid(5%)	Oleic acid	PVC migration	Soap micelle bleeding
	Melting point	Stable
Excellent		160	unchanging	unchanging	Insoluble	No	No

List of Suppliers:

zhejiang euchem Chemical Co., Ltd.

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Fastogen Super Red 500RG(Dainippon Ink & Chemicals Inc.)

Fastogen Super Red 500RGT(Dainippon Ink & Chemicals Inc.)

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Fastogen Super Red 500RS(Dainippon Ink & Chemicals Inc.)

Fastogen Super Red 5B-F(Dainippon Ink & Chemicals Inc.)

Fastogen Super Red 706IB(Dainippon Ink & Chemicals Inc.)

Fastogen Super Red 7061B conc (Dainippon Ink & Chemicals Inc.)

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Fastogen Super Red 7200 Y-E(Dainippon Ink & Chemicals Inc.)

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Fastogen Super Red B conc (Dainippon Ink & Chemicals Inc.)

Fastogen Super Red BN(Dainippon Ink & Chemicals Inc.)

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Micranyl Red RT-790-AQ( Ciba Specialty Chemicals Inc )

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Quindo Violet RV-6902 ( Bayer Group )

Quindo Violet RV-6909 ( Bayer Group )

Quindo Violet RV-6911 ( Bayer Group )

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Sunfast Red 19 (228-0022) ( Sun Chemical Corp. )

SunfastRed 19(228-0044)( Sun Chemical Corp. )

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