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|Classification:||Chemical Auxiliary Agent||Chemical Name:||1,4'-bis(2-cyanostyryl) Benzene|
|Cas No.:||13001-39-3||Other Name:||ER-199|
|Application:||High Temperature Polyster Fiber||Apprearance:||Greenish Yellow Powder/Liquid|
C24H16N2 optical brighteners in textiles Diphenylethylene Type Compound EINECS No 235-835-1
1. General Information of Optical Brightener ER 199
|Product Name||Optical Brightener ER (C. I. 199)|
|Chemical Name||1,4'-bis(2-cyanostyryl) Benzene|
|Technical Index||Appearance:greenish yellow crystalline powder
Maximum UV Spectrum Absorption:365nm
(1) Optical brightener ER-199 is a diphenylethylene type compound;
(2) it is insoluble in water,but well soluble in most organic solvents.
(3) It is stable to cationic softening agent. It can be used in the same bath with sodium hypochlorite, hydrogen peroxide and reduction bleaching agent,
(4) it is very suitable for whitening and brightening polyster fiber, acetate fiber, polyvinyl etc. Products can be remarkably upgraded by adding ER-199 liquid.
(5) It is especically used in higher temperature fixing absorbtion polyester whitening.
2. Application and procedure of Optical Brightener ER 199
It is mainly applied to the whitening process of Dacron, acetic fiber, polyamide fiber, blends of terylene-cotton.
(1) PROCESS:polyster-dipping-heating-heat kept-washing-drying-finished products
(2) MATERIAL AND MIX RATIO:
OPTICAL BRIGHTENER ER-199 0.3-1.5%
Na2SO3(chemical grade) 1.0%
Lavocal AFR 1.0%
Acetic acid(98%) 0.55g/l Bath ratio: 1:5-40
Make up the whitening liquid as the above ratio and is dipped into polyster materials, is heated to 50℃ at the speed of 1-1.5℃ per minute, hold for 30 minutes, then is cooled with cool water, dried and modeled to obtain the products.
4. Packing and Shipping
It is packed in 25 kg fiber drum.
We have rich experiences in exporting and importing. We have good cooperation with world wide Express like DHL, UPS etc and also shipping line to ensure the samples and goods can be reach to the cutomers at soonest speed.
5. Quality Contral and R&D
We have more than 15 years of production and we also have experienced technical person to do testing and gurantee the quality during the whole production line.In past few years our team strive to develop new products which are enviromental friendly and energy
saving. We believe with our fulfillment to be the best enterprise for our customers. Under their efforts the Optical brightener has achieved national advanced level.
6. Production line
Shanxi Colorshine Chemical Industry Co.,ltd is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for Optical brighteners,Dyes and Carbon Black, fine chemicals and intermediates, which are widely used in detergent,paper-making, textile, rubber industry, medical industry, paints, printing inks and etc.
Our company's headquarters is based in Linfen City, Shanxi Province. We are establishing technical cooperation with Linfen Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand.
Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.
With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.