UV 320

UV 320, Tinuvin 320, CAS  3846-71-7 Chemical Name: 2-(2′-hydroxy-3′,5′-di-t-butyl-phenyl)benzotriazole Formula C20H25N3O   Molecular Weight 323.4 CAS# 3846-71-7 Physical Properties: Appearance Yellowish crystalline powder Melting Point 152-156℃ Ash ≤0.1% Loss On Drying ≤0.3% Purity ≥99%(HPLC) Transmittance 460 nm≥97%   500 nm≥98% Applications: UV 320 is an efficient light stabilizer, strong UV absorption and low volatility. It can effectively protect…

uv 327

UV 327, Tinuvin 327, CAS 3864-99-1 Chemical Name: 2-(2′-Hydroxy-3′,5′-di-tert-butylphenyl)-5-chlorobenzotriazole Formula C20H24N3OCl   Molecular Weight 357.9 CAS# 3864-99-1 Synonyms UV 327, Ultraviolet Absorber 327, Tinuvin 327 Physical Properties: Appearance Yellowish crystalline powder Melting Point 154-157 ℃ Ash ≤0.1% Loss On Drying ≤0.5% Purity ≥99%(HPLC) Transmittance 460 nm≥95%   500 nm≥97% Applications:  UV 327 shows good thermal stability, low volatility,…

uv 328

UV 328, Tinuvin 328, CAS 25973-55-1 Chemical Name: 2-(2′-Hydroxy-3′, 5′-di-tert-amylphenyl) benzotriazole Formula C22H29N3O   Molecular Weight 351.5 CAS#  25973-55-1 Synonyms uv absorber 328, tinuvin 328, Physical Properties: Appearance Yellowish powder or granule Melting Point 79-87℃ Ash ≤0.1% Loss On Drying ≤0.5% Purity ≥99%(HPLC) Transmittance 460nm≥96% 500 nm≥97% Applications: UV 328 is a high-performance UV absorber that can effectively…

UV 1130

UV 1130, Tinuvin 1130 Chemical:  Mixture of α-[3-[3-(2H-Benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4- hydroxyphenyl]-1-oxopropyl]-ω-hydroxypoly(oxo- 1,2-ethanediyl);α-[3-[3-(2H-Benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxopropyl]-ω-[3-[3-(2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxyphenyl]-1-oxopropoxy]poly(oxy-1,2-ethanediyl);Polyethyleneglycol 300 composition Structure CAS NO. 50-52%   104810-48-2 36-38%   104810-47-1 12% H(OCH2CH2)6-7OH 25322-68-3 Physical Properties: Appearance Light amber viscous liquid Purity ≥84%(HPLC) Transmittance 460nm≥95% 500 nm≥97% Applications: UV 1130 is a benzotriazole ultraviolet absorber that is widely used in coatings. Tinuvin 1130 can effectively maintain…

uv 928

UV 928, Tinuvin 928, CAS 73936-91-1 Chemical Name: 2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol Formula  C29H35N3O   Molecular Weight 441.6 CAS# 73936-91-1 Physical Properties: Appearance Yellow powder Ash ≤0.1% Melting Point 108-110 ℃ Loss On Drying ≤0.3% Purity ≥98.5%(HPLC) Transmittance 460nm≥95% 500 nm≥97% Applications: > UV 928 has a broad absorption characteristic, can effectively protect the coating and other photosensitive materials. >…

UV 400

Tinuvin 400, UV 400, CAS 153519-44-9 Chemical : 2-[4-[2-Hydroxy-3-tridecyloxypropyl]oxy]-2-hydroxyphenyl]-4,6-bis(2,4-dimethylphenyl)-1,3,5-triazine and 2-[4-[2-hydroxy- 3- didecyloxypropyl]oxy]-2-hydroxyphenyl]-4,6–bis(2,4- dimethylphenyl)-1,3,5-triazine Formula  /   Molecular Weight 647 CAS# 153519-44-9 Physical Properties: Appearance Yellow viscous liquid Ash ≤0.1% Density 1.07g/cm3 (20 oC) Purity ≥85%(HPLC) Transmittance 460 nm≥95% 500 nm≥97% Applications: > Excellent thermal stability and environmental durability, suitable for coatings used in extremely harsh conditions.…

uv 1577

Tinuvin 1577, UV 1577, CAS 147315-50-2 Chemical Name: 2-(4,6-diphenyl-1,3,5-triazin-2-yl)-5-[(hexyl)oxy]-phenol Formula  C27H27N3O2   Molecular Weight 425.5 CAS# 147315-50-2 Physical Properties: Appearance yellowish powder Melting point 147-151 ℃ Ash ≤0.1% Loss on drying ≤0.3% Purity ≥98.5%(HPLC) Transmittance 450 nm≥86.5% 500 nm≥99% Applications: > UV-1577 is of high-temperature resistance, low volatility, and low precipitation. Good compatibility with most polymers, additives and…

UV 1164

UV 1164, Cyasorb 1164, CAS 2725-22-6 Chemical Name: 2-(4,6-Bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol Formula C33H39N3O2   Molecular Weight 509.7 CAS# 2725-22-6 Physical Properties: Appearance yellowish powder Melting point 89-93oC Ash ≤0.1% Loss on drying ≤0.3% Purity ≥98%(HPLC) Applications: > UV Cyasorb 1164 has a very low volatility and is very compatible with polymers and other additives.This product is suitable for…

UV Absorber 360

Tinuvin 360, UV 360, CAS 103597-45-1 Chemical Name: 2,2′-Methylenebis[6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol] Specification: Formula C41H50N6O2   Molecular Weight 658.9 CAS# 103597-45-1 Appearance Yellowish powder Purity ≥99%(HPLC) Melting Point 195-198oC Ash ≤0.1% Loss On Drying ≤0.3% Transmittance   460 nm≥97%   500 nm≥98% Application: > Tinuvin 360 is a highly effective ultraviolet light absorber, which exhibits strong absorbance in the 300-400nm region and is…

UV 384-2

Tinuvin 384-2, UV 384-2, CAS 127519-17-9 Chemical Name: 95% Benzenepropanoic acid, 3-(2H-benzotriazol-2-yl)-5-(1,1-dimethylethyl)-4-hydroxy-, C7-9-branched and linear alkyl esters,and 5% 1-methoxy-2-propyl acetate Formula C27H37N3O3 Molecular Weight 415.6 CAS# 127519-17-9 Specification: Appearance pale yellow liquid Relative density 1.07g/cm3(20 ℃) Viscosity 2600-3600mPa•s(20℃) Application: > Tinuvin 384-2 shows high thermal stability and high compatibility in various polymers. It is especially suitable for industrial and…