[CAS NO. ]

12768-92-2

[C.I. NO. ]

113/28

[Ingredients]

DISODIUM4,4'-BIS[6-ANILINO-[4-[BIS(2-HYDROXYETHYL)AMINO]-1,3,5-TRIAZIN-2-YL]AMINO]STILBENE-2,2'-DISULPHONATE

[Properties]

Appearance：Light yellow uniform powder

Ion：Anionic

Moisture content: ≤ 5.0%

[Characteristics]

The product is readily soluble in water, acid-resistant, alkali-resistant, and has much better whitening effect than VBL at pH 4.5-7. Belonging to anionic type, it can be used in the one bath with anionic or nonionic surfactants.

[Application]

Mainly applied to whiten paper pulp, surface sizing, coating, and also applied to whiten cotton, linen and cellulose fiber as well as cellulose fabrics, and to brighten light-colored cellulose fabrics.

[Method of use]

1. Being used in paper-making industry, add them into the paper pulp, coating solvent and surface gluing solvent after dissolving with the 20 times water. Usual dosage: 0.1-0.3% on dry pulp or dry dope.

2. When whitening of the cotton, hemp or cellulose, directly adding the fluorescent brightener dissolved with water into the dye vat, the dosage: 0.08-0.3%, bath ratio: 1:20-40, the dying temperature:80℃.

[Transport,Storage and Packing]

25kgs Kraft bag with pallets

Should avoid sunlight and crash

Should be stored in cool, dry and ventilate place, and storage period should not exceed 2 years.