Optical Brightening Agent C. I. 113

PROPERTY:

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.

USAGE:

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:80ºC.

PACKAGE: Packed in cardboard bucket or plastic coating paper sack after being packed in plastic bag either 25 Kg or 50 Kg per bucket.

TRANSPORTAION: Should be handle carefully, avoid sunlight and moisture.

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

Optical brightener: OB-1   OB   NFW   MDAC(SWN)   KSN   KCB   FP-127   CBS-X

Pigment: Red 122   Yellow 110   Yellow 138   Violet 23   Violet 19

UV Stabilizer: 783   770   944   622   292

Antioxidant: 168   1010   1076   245   425   BHT(264)   2246

UV Absorber: 1577   531   571   234   1130   360   99-2   UV-1   327   328   326   329   

 

Our factory has advanced production and equipments, which can be used for testing and reprocessing to ensure the high quality and meet customers' different requirements, so that we can offer technology consultion for customers.

Cooperated with outstanding shipping agent, we can supply quality and convenient shipping service.

Besides, with professional staves, costomers can receive accurate and timely reply.

NANJING LEPUZ CHEMICAL CO., LTD is an ISO-certificated modernized chemical enterprise concentrating on the production, sales and service for plastic and coating additives, fine chemicals and intermediates. Our products are used in plastic and rubber industry ,medical industry, paints, printing inks and etc.

With profound chemistry knowledge and rich experiences, our business team can offer professional customized technical supports and solution for customer's demands.

Welcome to contact us. Hope we can have good cooperation and bright future.