18 Years Factory Cas No.:96827-24-6 - UV absorber UV-234 CAS NO.: 70321-86-7 – DEBORN
18 Years Factory Cas No.:96827-24-6 - UV absorber UV-234 CAS NO.: 70321-86-7 – DEBORN Detail:
| Chemical name | 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol |
| Molecular formula | C30H29N3O |
| CAS NO. | 70321-86-7 |
Chemical structural formula
Technical index
| Appearance | light yellow powder |
| Melting point | 137.0-141.0℃ |
| Ash | ≤ 0.05% |
| Purity | ≥99% |
| Light transmittance | 460nm≥97%; 500nm≥98% |
Use
This product is a high molecular weight UV absorber of the hydroxypheny benzotriazole class, showing outstanding light stability to a variety of polymers during its use.
It is highly effective for polymers usually processed at high temperatures such as polycarbonate, polyesters, polyacetal, polyamides, polyphenylene sulfide, polyphenylene oxide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers, where loss of UVA is not tolerated as well as for polyvinylchloride, styrene homo- and copolymers.
Packing and Storage
Package: 25KG/CARTON
Storage: Stable in property, keep ventilation and away from water and high temperature.
Product detail pictures:
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By Megan from Ukraine - 2018.03.03 13:09
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