Optical Bleaching Agent (100%VBL / 35%)

详情

SpecificationsMaily used in bleach of catton fiber, pulp fiber and vividness enhancement for printing cotton fiber.

Item Index Appearance(*5oC ) Fine light yellow powderMax UV absorption spectrum (nm) **8TINT Similar to standard sampleWhiteness Similar to standard sampleMoisture ≤ 5%Residue in water ≤ 0.5%Fineness(remains through **0mm mesh) ≤ *0%

Application:

1. Whitening agent for cotton fabric and gluing products, vivdence for light color Or printing products. It show normal sun light resistence, has good affinity with Cellulose fiber, normal level dyeing result, can be used in printing pulps andexhausting or padding dyeing.

2. Whitening agent for polyvinyl alcoholic fiber and polyamide fiber.

3. Whitening agent for paper industry, paper pulp or paints.

Procedure:

1. When used in dyeing industry, add directly into the dyeing bath, solved with water Then can be in use. The dosage is 0.***0.3%, bath ration: 1.*0 ideal bath temperature *0oC.

2. When used in paper industry solved with *0 times and added into paper pulp or paints. The dosage is 1.0%*0.3% of the dry pulp or paints.

Transportation and storage: Should avoid sunlight and crash. Should be stored in cool, dry and ventilate place, Stored term shouldn't exceed 2 years. Fluorescent Brightener VBL, Whitening Agent VBL, Optical brightener.