Disperse Orange S-4RL

Disperse Orange S-4RL

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Disperse Orange S-4RL has a small molecule and does not contain water-soluble groups in its structure. It can be dyed in the dye liquor with the help of a dispersant. Disperse Orange S-4RL can dye polyester fiber, acetate fiber and polyamide fiber and become a special dye for polyester. Milestone Industiral Co. Ltd. is a manufacturer specializing in the production of disperse dyes, with advanced inspection equipment and professional talents. The performance of the disperse dyes produced is strong and is sold at home and abroad.

Other name: Disperse Orange 30

Molecular weight: 450.2754

CAS Registry Number: 12223-23-3

EINECS accession number: 226-070-4

Boiling point: 645°C at 760 mmHg

Water solubility: slightly soluble

Density: 1.38g/cm3

Appearance: orange red

Flash point: 343.9°C

Application: fabric dyeing, waterless printing, printing, etc.

Hazard symbol: non-dangerous goods

Chemical formula: C19H17Cl2N5O4

Disperse Orange S-4RL chemical properties:

Disperse Orange S-4RL is brown-red powder. Disperse Orange 30 is slightly soluble in ethanol, acetone, pyridine and DMF. When dyeing, copper and iron ions will affect the shade.

The production method of Disperse Orange S-4RL:

Disperse Orange S-4RL uses 2,6-dichloro-4-nitroaniline, acrylonitrile, ethylene oxide, and acetic anhydride as raw materials. First, aniline and acrylonitrile are cyanoethylated, and then with ethylene oxide Carry out hydroxyethylation, and finally esterify with acetic anhydride to obtain the coupling component; then diazotize 2,6-dichloro-4-nitroaniline, couple with the coupling component, filter, grind and dry to obtain the finished product Disperse Orange S-4RL.

The main application of Disperse Orange S-4RL:

• Disperse Orange S-4RL is mainly used for dyeing polyester fiber, acetate fiber and polyamide fiber in chemical fiber, and it also has a small amount of application for polyacrylonitrile.
• The chemical fiber textile products printed and dyed by the disperse dye Disperse Orange S-4RL have bright color, excellent washing fastness and a wide range of uses.
• Since Disperse Orange S-4RL is insoluble in water, it has no dyeing ability to cotton, hemp, wool and silk in natural fibers, and it has almost no staining on viscose fibers. Therefore, chemical fiber blended products usually need Disperse Orange S-4RL and Use with other applicable dyes