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Jingmen City Qiangsheng Industrial Co., Ltd.
Jingmen City Qiangsheng Industrial Co., Ltd.
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Jingmen City Qiangsheng Chemical Co., Ltd.
Add: Macheng Industrial Park, Duodao District, Jingmen City, Hubei, China
P. C.: 448000
Tel: +86-724-2403388
Fax: +86-724-2403386
Contact: Mr. Xiao
Mobile: +86-13971836398
URL:www.580cc.com
E-mail:18972909789@189.cn
            sales@jmqschem.com

Pigment red 208

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Natural color:

Dilute color:

Pigment alias 208 is a kind of dyestuff and pigment, molecular formula is C29H25N5O5, molecular weight is 523.5393.

Chemical formula:

                   

Basic information  

Product name:Pigment Red 208

Alias: 12514; C.I.PigmentRed208; 2-[[3-[-2,3-dihydro-2-oxo-1H-benzimidazol-5-yl)amino]carbonyl]-2-hydroxy-1-naphthalenyl]azo]-Benzoic acid,butyl ester; -; butyl 2-[(2Z)-2-{2-oxo-3-[(2-oxo-2,3-dihydro-1H-benzimidazol-5-yl)carbamoyl]naphthalen-1(2H)-ylidene}hydrazinyl]benzoate; butyl 2-[[2-hydroxy-3-[(2-oxo-1,3-dihydrobenzimidazol-5-yl)carbamoyl]-1-naphthyl]azo]benzoate; Butyl 2-[[3-[[(2,3-Dihydro-2-Oxo-1H-Benzimidazol-5-Yl)Amino]Carbonyl]-2-Hydroxy-1-Naphthyl]Azo]Benzoate

CAS RN:31778-10-6

Molecular formula:C29H25N5O5

Molecular weight:523.5393

Physical property data  

Hue or color tone: bright red

Density/(g/cm3): 1.42

Bulk density/(lb/gal): 11.2-11.6

Melting point/℃: >300

Average particle size/μm: 50

Particle shape: cubic

Specific surface area/(m2/g): 50;65

PH value/(10% sizing agent): 6.5

Oil absorption/(g/100g): 86

Covering power: transparent

Bright red powder. Light fastness 6~7 grade. Organic solvent resistance 4~5 grade. Excellent acid resistance and alkali resistance.

Main uses  

Metric hue angle is 17.9° (1/3SD, HDPE), excellent solvent resistance and chemical reagent resistance. It is mainly used in plastic slurry, printing ink for package, good migration resistance is soft PVC, light fastness is 6-7 (1/3SD), heat resistance is 200℃.

System No.  

CAS RN: 31778-10-6

EINECS No.: 250-800-0

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