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UV-P

Benzotriazole UV Absorber

Description

UV-P is an ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class, imparting good light stability to a wide variety of polymers.

Chemical name:

2-(2H-benzotriazol-2-yl)-p-cresol

Synonym:

Drometrizole

Molecular formula:

C13H11N3O

Molecular weight:

225 g/mol

CAS number:

2440-22-4

EC number:

219-470-5

Applications

UV-P provides ultraviolet protection in a wide variety of polymers including styrene homo- and copolymers, engineering plastics such as polyesters and acrylic resins, polyvinyl chloride, and other halogen containing polymers and copolymers (e. g. vinylidenes), acetals and cellulose esters. Elastomers, adhesives, polycarbonate blends, polyurethanes, and epoxy materials also benefit from the use of UV-P.

Common applications

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