Optical Fluorescent Brightener Brightening KCB Used for Coatings

• CAS No.: 5089-22-5
• Formula: C24h14n2o2
• EINECS: 225-803-5
• Appearance: Powder
• Usage: Rubber Auxiliary Agents, Plastic Auxiliary Agents, Coating Auxiliary Agents, Textile Auxiliary Agents, Paper Chemicals, Leather Auxiliary Agents
• Color: Green
• Model NO.: KCB
• Transport Package: 25kg/Bag
• Specification: 25kg/bag
• Trademark: NEWSANDA
• Origin: China
• HS Code: 3204200000
• Production Capacity: 200tons/Month

Product Description

Product Description

Optical brightener
Optical brightener is a kind of fluorescent dye, or white dye, which is also the general name of a class of compounds. Its characteristic is that it can stimulate incident light to produce fluorescence, causing the dyed substance to achieve a sparkling effect similar to fluorite, making the substance visible to the naked eye very white.

Specification

 

Test item		Technical Specification
C.I.		367
Appearance		Yellowish green crystalline powder
Molecular weight		362
Melting point		210ºC-212ºC
Solubility		Insoluble in water, easily soluble in organic solvents
Maximum absorption spectral wavelength		370nm
Maximum fluorescence emission wavelength		437nm
Other characteristics		Good heat and light resistance; Good chemical stability, does not react with plasticizers, foaming agents, crosslinking agents,etc., has good compatibility with polymer materials, and has no leakage phenomenon.

Applications

Optical brightener KCB is one of the better products among many Optical brightener at present. It is mainly used for whitening plastic and Synthetic fiber products, and has obvious brightening effect on colored plastic products. It is also widely used in ethylene/EVA copolymer, and is a suitable Optical brightener in sports shoes. It is also widely used in plastic films, molding materials, injection molding materials, and polyester fibers such as PE, PP, PVC, PS, ABS, etc. It also has a significant effect on whitening coatings and natural paints.

Packaging & Transportation

Company Profile

QING DAO NEW SANDA INDUSTRY CO.,LTD is a hi-tech enterprise focused on the research and development of chemicals and international trade, specializing in the development, production, trade, import and export business of basic raw materials coating, rubber, and plastic industries etc.There are independent R&D center and inspection center in our company, thus we are able to track and control all procedures of products from small scale test and pilot scale experiment to industrial production. Moreover, we purchase leading experiment and inspection facilities and establish complete inspection system and QA system, thus we enjoy solid guarantees to offer customer quality products.

FAQ

(1).Q: Are you a factory or trading company?
A: We are professional manufacture in construction and industrial chemical materials.
(2).Q: Can I get a free sample?
A:Samples free(less than 200g) available.
(3).Q: Do your products stock in hand?
A: Generally we have some goods stock in hand every month,so shipping fast but it depends on your confirmed order.
(4).Q: Can you offer OEM service?
A: OEM available,can add your logo or as your requests.
(5).Q: What's your payment term?
A: TT,LC,Credit Card,Western Union,Cash,Online Transfer.etc