Zibo Hongwei Industry Co., Ltd.

Solvent Yellow, Ink Pigments, Red Pigment manufacturer / supplier in China, offering Solvent Yellow 4G, Solvent Yellow 33, Acid Cellulase, Neutral Cellulase, Acid Cellulase Enzyme, Textile Enzyme and so on.

Supplier Homepage Product List direct dyes Solvent Yellow 4G, Solvent Yellow 33

Solvent Yellow 4G, Solvent Yellow 33

FOB Price:US $4 / kg
Min. Order (kg) FOB Price
100+ US $4 / kg
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Min. Order: 100 kg
Production Capacity: 5000mt/Year
Transport Package: 25kg/Bag
Payment Terms: L/C, T/T, D/P

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Basic Info.

Colour:Yellow
Appearance:Powder
Usage:Ink, Plastic
Application Material:Plastics, Ink, etc
Content:100%
Trademark:HONGWEI
Specification:100%
Origin:Shandong

Product Description

Molecular Formula:C18H11NO2,C19H13NO2
Molecular Weight: 273.29,287.31
CAS Registry Number:8003-22-3

Manufacturing Methods :
the dye:
(a) 2-Methylquinoline and Phthalic anhydride in 200 ºC in the presence of Zinc chloride condensation;
(b) 2-Methylquinoline and Diethyl phthalate in the 100 ºC were hot.
(c) 3 - (2 - quinolin - ylmethylidene) - 2 - benzo [c] furanone and Sodium ethoxide in 240 ~ 250 ºC were hot.
Late dye: 2-Methylquinoline and 2,6-Dimethylquinoline Phthalic anhydride mixture and in 190 ~ 220 ºC were hot.

Properties and Applications: brilliant green yellow. Insoluble in water, slightly soluble in alcohol (yellow), linseed oil, mineral oil, oleic acid, paraffin wax, stearic acid, turpentine, soluble in acetone, Chloroform, benzene and toluene. In concentrated sulfuric acid for yellow brown, dilution after yellow floc precipitation. Used for alcohol soluble paint, polyethylene, polycarbonate, polyamide and acrylic acid resin, color cosmetics.

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Zibo Hongwei Industry Co., Ltd.

- Shandong, China
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