332MW ER-199 Optical Brightener For Polyester 99% Purity Cas
1. General Information of Optical Brightening Agent 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
(3) It is stable to cationic softening agent. It can be used in the
same bath with sodium hypochlorite, hydrogen peroxide and reduction
(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
2. Application and procedure of Optical Brightening Agent 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 brightening
agent 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.