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HANGZHOU FLYING TECHNOLOGY CO., LTD.
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Benzophenone-1

Benzophenone-1

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Benzophenone-1


Chemical Name:2,4-dihydroxybenzophenone ( BP-1 / UV-0 )
CAS No.:131-56-6
Molecular Formula:C13H10NO3
Molecular Weight:214.22
Structural Formula:
Appearance and Character:BP-1 is a benzophenone type UV absorber. It is compatible with a wide range of polymers. BP-1is particularly recommended for using in polystyrene, epoxy, nail polish and elastomers. It is also effective to protect colorant , polymethyl methacrylate and coatings.
Property Specification
AppearanceWhite or Light yellow crystalline powder
AssayMin. 99.0%
Specific Extinction (E290)Min. 630
Melting point142.0℃-146.0℃
Loss on dryingMax. 0.1%
GardnercolorMax. 3.0
Heavy metalsMax. 5ppm
Burnt ResidueMax. 0.5
PH6
Applications:
1.Polystyrene: 0.2~0.5wt% based on polymer weight.
2.Elastomers (Polyisoprene, Chlorosulfonated Polyethylene): 0.2~0.3wt% based on polymer weight.
3.Epoxy resins: 0.3~0.5wt% based on polymer weight.
4.Polymethyl methacrylate: 0.2~0.5 wt% based on polymer weight.
5.Coatings: 0.5~1.5wt% based on solids.
Stability and Storage:BP-1 can be sately handled without any irritation caused to the skin, and should be stored in a closed system and be kept in a dark place without any light exposure.
Package:25kg net cardboard drum.
Shelf life:24 months.

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4-dihydroxybenzophenone

      

Benzophenone-1

      
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