Lambson (Sartomer)

Speedblock 326 by Lambson (Sartomer) is 2-(5-chloro(2H)-benzotriazole-2-yl)-4-(methyl)-6-(tert-butyl)phenol. Acts as an UV absorber. It can be used to impart light stability in plastics and other organic... view more

Speedblock 327 by Lambson (Sartomer) is 2,4-di-tert-butyl-6-(5-chloro-2H-benzo-triazol)-phenol. Acts as an UV absorber. It has absorption bands in the 200-230nm & 300-360nm ranges. It can be used alone... view more

Speedblock 328 by Lambson (Sartomer) is 2-(2H-benzotriazol-2-yl)-4,6-ditertpentylphenol. Acts as an UV absorber. Ican be used alone or with additives such as hindered light stabilisers and antioxidants... view more

Speedblock 622 by Lambson (Sartomer) is butanedioic acid, dimethylester, polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol. Acts as a hindered amine light stabilizer. It can be used... view more

Speedblock 770 by Lambson (Sartomer) is bis(2,2,6,6-tetramethyl-4-piperidyl) sebacate. Acts as a hindered amine light stabilizer. Its mode of operation is to act as a radical trap to prevent the propagation of... view more