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|Classification:||Chemical Auxiliary Agent, Chemical Auxiliary Agent||CAS No.:||1533-45-5|
|Other Names:||4,4'-Bis(2-benzoxazolyl)stilbene||EINECS No.:||216-245-3|
|Usage:||Coating Auxiliary Agents, Leather Auxiliary Agents, Paper Chemicals, Plastic Auxiliary Agents, Rubber Auxiliary Agents, Textile Auxiliary Agents||CAS No:||1533-45-5|
Hot sales Optical Brightener Agent OB-1(C.I. 393) in yellowish and greenish powder
|Product Name||Optical brightener OB-1(C.I. 393)|
|Appearance||Bright yellow / green crystalline powder|
|Melting point||300~380 °C|
|Package||20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.|
Mostly used in the brightening the products of synthetic fiber and plastics, it is widely used in plastic film, material of lamination moulding and injection moulding as well as preferable brightening efficiency on polyolefin, PVC, PVC foaming, TPR, EVA and PU foaming together with coating, natural lacquer, etc. It also has specially good effect on foaming plastics, especially EVA, PE foaming.
• Colors appear more brilliant
• Environmentally friendly
• Excellent brightening ability
• Produce a bluish tinge, masking yellowness
• Whiter-than-white appearance.
Optical brightener OB-1 is commonly used in the amount of 0.01-0.03%, that is, each 100kg of the materials, the optical brightener OB-1 takes 10g-30g or can be adjusted according to the requirements of the product or test.
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