product

High quality UV Absorber UV P CAS 2440-22-4

Short Description:

Chemical Name : UV Absorber UV P

Synonyms : 2-(2H-Benzotriazol-2-yl)-p-cresol

CAS 2440-22-4

Molecular formula: C13H11N3O

Molecular weight: 225.25


Product Detail

Product Tags

Applications

UV P is an effective polymeric light stabilizer. It can be widely used in engineering plastics and homologous styrene copolymer, such as polyester, acrylic resin and other halogen polymers or copolymers (such as vinylene), acetal, cellulose ester etc.. UV Palso applies to elastomers, adhesives, polycarbonate blends, polyurethanes, other cellulose esters, and epoxy materials.
It has also a strong ability to absorb ultraviolet light in the range of 300-400nm. UV P has a superior photostability under long-term sunshine.

Packing

Keep container tightly closed. Avoid ingestion and inhalation.

25KG carton or as customers’ requirements

Specification

ITEM
INDEX
Appearance
Light yellow crystalline powder
Assasy, %
≥ 99
Volatile, %
≤ 0.50
Ash, %
≤ 0.10
Melting Point(℃)
120.00℃ ~ 133.00℃
Transmittance
440nm: 97.00% min; 
500nm: 98.00% min
* In addition:The company could research and develop the new products according to the special demand of our clients.

Recommended dosage

Recommended

dosage

PVC PP PC PS ABS resin
0.2-0.5 % 0.15-0.3% 0.15-0.3% 0.2-0.5% 0.3-0.5%

 


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