C.I 185 Optical Brightener For Polyester EBF Crystal Powder HS CODE
1. General Information of Optical Brightening Agent EBF (C.I. 185)
|C.I. 185||CAS 12224-41-8|
|Structure: 2.5-bis-(benzoxazol-2-)thiophene||Purity: 99%min|
|Appearance:Light yellow crystal powder||Melting point:216-221°C|
(1) Can be dissolved in most organic solvent, λ max =370nm (in DMF)
(2) Good whitening efficiency and Good stability.
2. Application and procedure of Optical Brightening Agent EBF
At present, EBF is a whitening agent(Optical Brightener) with blue
white colour shade and commonly used for polyester, acetate
triacetate fibers,acrylic, polyvinyl chloride fibers and their
blends in all stages of process.It is popular both at home and
abroad due to its fastness. The product can also used for whitening
plastics, coatings etc. It is similar to Uvitex EBF
3. Packing and Shipping
Optical Brightening agent EBF is packed in 25 kg kraft bag with
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.
4. 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.
5. 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.