New material research and development, performance optimization and sustainable development innovation
SINOSORB® BL 326-S (CAS 1877301-52-4) is a highly efficient, red-shifted benzotriazole light absorber derived from UV-326 with 5-position p-tolylthio modification, manufactured for optical lenses and display films providing sharp UV/HEV blue light cut-off (<390 nm) and high visible transparency. As an ISO certified supplier, we offer this low-volatility absorber for PC, PET, PMMA, and CR-39 systems.
2-(tert-Butyl)-4-methyl-6-(5-(p-tolylthio)-2H-benzo[d][1,2,3]triazol-2-yl)phenol
1877301-52-4
C24H25N3OS
98.5% min
25kgs/carton or Drum
The four outstanding characteristics of Sinosorb® UV-1600 are low volatility, strong absorption capacity, high temperature resistance and light color transparency. The protective effect: Compared with traditional enhanced absorbers, UV-UV1600 can provide polycarbonate, polyester, PMMA, etc. with better weather resistance and longer-lasting protection.
2-[4,6-Bis([1,1'-biphenyl]-4-yl)-1,3,5-triazin-2-yl]-5-[(2-ethylhexyl)oxy]phenol
204583-39-1
C41H39N3O2
25kgs/drum
Sinosorb® UV-312 is an oxalanilide UV absorber with outstanding UVB absorption efficiency. It can be able to absorb 280-320 nm ultraviolet light, with an absorption peak of 298 nm. It has the characteristics of good compatibility, low volatility, good thermal stability, and high absorption efficiency.
N-(2-ethoxyphenyl)-N’-(2-ethylphenyl)oxamide
23949-66-8
C18H20N2O3
25kgs/drum
SINOSORB® UV-1579 is a triazine based ultraviolet absorber that strongly absorbs 250nm-350nm ultraviolet light, while not absorbing visible light. The maximum absorption peaks are at 272m and 337m. Triazine UV absorbers have good compatibility with polymers and other additives.
2-(4,6-Diphenyl-1,3,5-triazin-2-yl)-5-methoxyphenol
106556-36-9
C22H17N3O2
355.39
25kgs/Bag
SINOSORB® UV-400 is a triazine-based liquid UV absorber used in the coatings industry. It contains hydroxyl groups and exhibits low migration effects. It is typically used in combination with hindered amine light stabilizers and shows good compatibility with solvent-based and water based coating systems.
UV Absorber UV-400
153519-44-9; 107-98-2
C81H108N6O8
20kgs/drum; 200kgs/drum
Benzotriazole UV absorber, excellent light stability.
Tinuvin P; 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole
2440-22-4
C13H11N3O
99.0% min
25kgs/carton
SINOSORB®UV-531 is an excellent ultraviolet absorber for colleges and universities, which can effectively absorbs ultraviolet light at 270-340nm.
UV Absorber UV-531
1843-05-6
C21H26O3
≥98.5%(HPLC)
25kgs/carton or Drum
SINOSORB® UV-329 is an excellent anti-aging agent for colleges and universities, which can effectively absorbs 270-380nm ultraviolet light.
UV Absorber UV-329
3147-75-9
C20H25N3O
≥99%(HPLC)
25kgs/carton or Drum
