tinuvin 234 cas 70321-86-7

描述

Tinuvin 234 (CAS 70321-86-7) Quick Details

Chemical Name:Tinuvin 234

CAS No.: 70321-86-7

Molecular Fomula:C30H29N3O

Molecular weight: 447.57

Chemical Structure:

Appearance:Light yellow powder

Assay: 99%min

Tinuvin 234 (CAS 70321-86-7)Typical Properties

Item	Standard
Appearance	Light yellow powder
Assay	≥99%
Volatiles	≤0.5%
Light transmittance 460nm	≥97%
Light transmittance 500nm	≥98%
Melting point	139.5~141℃
Ash	≤0.05%

Tinuvin 234 (CAS 70321-86-7) Usage

UV-234 is a high-efficiency UV absorber widely used in high temperature molding of polymers, such as polycarbonate, polyester, polyacetal resin, polyamide (nylon), polyphenylene sulfide, poly Homopolymerization and copolymerization of phenyl ether, thermoplastic polyurethane, polyurethane fiber, polyvinyl chloride, and styrene. UV-234 is also widely used in mold products, film products, and fiber processing.

Tinuvin 234 (CAS 70321-86-7) Packaging and Shipping

Packing: 25kg/box

Tinuvin 234 (CAS 70321-86-7) Storage

Avoid high temperature and humidity in the sun and avoid light stabilizers containing sulfur or halogens. It needs to be stored and stored under sealed dry and dark conditions.