Chemical Fluorescent Brightener 393 / Optical Brightener OB 1 for
Hard PVC / Plastic
1. General Information of Optical Brightening Agent OB-1(393)
|Appearance||Yellowish green powder|
|Smell||No special smell|
|Volatile content||≤ 0.5%|
Optical Agent OB-1 is a excellent diphenylethylene bisbenzoxazole
type compound. It is unsoluble in water and has stable capablity,
also it has good resistance to heat, sunlight, chlorine bleaching
and migration. It owns especially high temperature tolrence,
suitable for shaping various kinds of plastics and their products
under high temperature.It has an extra ideal whitening effect on
polyester fibers as well as polyester fiber-containing fabrics
including polyester-cotton blend fabric. With addition of Optical
Agent OB-1,polyamide fiber, nylon and polyester have significantly
good whiteness. Mixed with this product, recycling polyester waste
material, bottle material and slice flake will have a higher
whiteness than before, different, recycling materials will have
better similar color.
2. Application and procedure of Optical Brightening Agent OB-1
It can be used to whiten various kinds of plastics such as ABS, PS,
HIPS, PA, PC, PP, EVA and rigid PVC.
Optical brightener OB-1should be thoroughly dispered in the
polymers. When any ultral-violet absorption agent is added, the
optimal dosage of optical brightener OB-1 will be adjusted
For transparent 0.0025-0.005% opaque ≤ 0.01-0.03%
4. Packing and Shipping
Optical Brightening agent OB-1 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.