Chemical name: 2-[2'-hydroxy-3',5'-bis (-dimethyl benzyl) -phenyl]benzotriazole
CAS No.: 70321-86-7
Molecular formula: C30H29N3O
Molecular weight: 447.6
Appearance: Light yellow powder
Purity, %: 99 min. Melting point, degree: 139.5-141
Volatile matter, %: 0.5 max. Ash, %: 0.05 max. Transmittance 450nm 97% min. 500nm 98% min.
UV ABSORBER HOSORB-234 is a high molecular weight ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class. It has low volatility at high temperatures and high resistance to thermal degradation for compounding and molding applications. It is highly effective for polymers processed at high temperature such as polycarbonate, polyester, polyacetal, PPO, polyamide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers etc.. It is also useful in the light stabilization of powder coatings and solvent-based coatings.
Statistics: Companies: 642,300+, Trade Leads: 160,600+, Products: 104,300+, Contacts / Replies: 8,278,200+ There are currently 11172 users online browsing our B2B network. 22:15 GMT, Thursday, March 28, 2024 Privacy Policy Important Notice! TradeHolding.com B2B Network does not provide an escrow service! Any member who asks you to pay for their products by Western Union to an agent of "TradeHolding.com B2B Network" is fraud and should be immediately reported to us. Do not pay anything to any member who states your money will be added to TradeHolding.com safety deposit account!
All Trade Leads / Offers / Products / Company Profiles / Images and other user-posted contents are posted by the user and BR.TradeHolding.com and TradeHolding.com B2B Network shall not be held liable for any such content. However, TradeHolding.com B2B Network respects the intellectual property, copyright, trademark, trade secret or any other personal or proprietary third party rights and expects the same from others. For concerns, please contact us.