SINOSORB® BP-1( UV-0) / Benzophenone-1 / CAS 131-56-6

Chemical Name:2,4-dihydroxybenzophenone

Cas No.:131-56-6

Synonym:Speedblock UV-0;Benzophenone-1;UV absorber UV-0


Appearance:White or pale yellow crystalline powder

Odor:Light phenolic odor

Specific Extinction(1%,1cm):E290nm ≥ 630

Purity (HPLC):≥ 99.0 %

IR Identification:As per reference standard

Melting Point:142.0℃~146.0℃

Loss on Drying:≤ 0.2 %

Heavy Metals (Pb):≤ 5 ppm

Gardner Color:≤ 3


SINOSORB® BP-1( UV-0) / Benzophenone-1 / CAS 131-56-6

Chemical Name: 2,4-Dihydroxybenzophenone/ Benzophenone-1
Cas No. 131-56-6
MF C13H10O3
Purity 99.5% min
Package 25kgs/carton


Benzophenone-1 Usage

BP-1 is mainly used in the fields of plastics, coatings, and adhesives; it also has some applications in optical materials

-Styrene: Anti-yellowing
-Polymethacrylate: Improve the optical and mechanical properties of the material (improve the light transmittance of the extruded sheet)
-Rubber system adhesive: improve the light stability of the glue
-Phenols and alkyd resins: improve weather resistance
-Epoxy and unsaturated resin system
-Plastic filter lens: improve the weather resistance of the color film
-Fluorescent paint: traffic signs and road signs
-Color liquid detergent
-Nail polishes.Max concentration: 5%

SINOSORB® BP-1 Storage

Being kept in dry, clean warehouse with well ventilation.
Avoid exposing to light and heating for prevention of oxidation.
Protecting the product from leakage, rain and insolation during transportation.

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