Benzophenone-2(LOTSORB BP-2) (CAS:131-55-5)

TECHNICAL INFORMATION

(Benzophenone-2)

DESCRIPTION

Lotsorb BP-2 is an effective light stabilizer for protecting plastics, coatings and cosmetics from the damaging UV radiation which is a component of natural sunlight. It is very compatible with plastic optical lens materials and is extremely useful as a UV screen in these products. In cosmetics/perfumes, the stability is improved. It stabilizes colors in various applications.

Lotsorb BP-2 has a very broad absorption band which extends into the UV-A range.

TYPICAL PROPERTIES

Physical form …………………… Light yellow powder

Melting Range ………………….. 195 - 197°C

Mass Density …………………… 1.21 g/cm³ at 25°C

Absorptivity …………………….. 60 at 344 nm

Solubilities (wt./wt.% at 30°C)

Water < l

Methanol 40 +

Ethyl acetate 10

Methyl ethyl ketone 22

Toluene <1

Ethanol –Denatured 40 +

APPLICATIONS

Plastics …………………………. Plastic optical lenses

Coatings ………………………... Polyurethanes, oil paints

Adhesives ……………………… Acrylic

Cosmetics/Perfumes …………. Product protection

Packaging and Handling

Packaging: 25Kg/Drum

Store the product in a cool, dry, well-ventilated area away from incompatible materials. Unless stated, proper storage will permit usage of the product for 12 months from the manufacture date. For additional handling and toxicological information, consult the Material Safety Data Sheet.