OB 1 Optical Brightener is a heat resistant, solvent soluble, chemically stable fluorescent whitener. OB 1 Optical Brightener provides brighter looking colors. OB 1 Optical Brightener is used to offset the yellowness of a polymer and to yield a whiter appearance.
Classification:Chemical Auxiliary Agent
Other Names:optical brightener OB-1
Place of Origin:Shandong, China
Usage:Plastic Auxiliary Agents
Model Number:Tech Grade
Boiling point:566.8℃ at 760 mmHg
Vapour pressure:2.79E-12mmHg at 25°C
Density::1.39 g/cm3 (25℃)
Appearance:Light Yellow Powder
1000 Metric Ton/Metric Tons per Month
Packaging & Delivery
Free Samples! High Purity OB1, optical brightener ob-1 for Plastic, Detergent and Textile
1~2kg sample per polybag; 20kg per carton, 25kg/30kg per fiber drum with PE liner, or as per the customers' requirements.
Qingdao , Lianyungang or Shanghai port
Lead Time :
Within 5-7 days after receiving deposit
OB 1 Optical Brightener are also used as a tracer in various applications and as an optical brightener in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.
When a small amount of OB 1 optical brightener is used, the incident UV radiation is absorbed and re-emitted in the visible blue-violet range, counteracting the yellowish tinge.
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