Assorbitori UV
Gli stabilizzanti per polimeri sono usati singolarmente o in combinazione per prevenire l’ossidazione, la fissione a catena, le ricombinazioni incontrollate e le reazioni di reticolazione causate dalla fotoossidazione dei polimeri. I polimeri vengono alterati dall’impatto diretto o indiretto del calore e della luce ultravioletta. Gli assorbitori UV di MPI dissipano l’energia della luce assorbita dai raggi UV sotto forma di calore mediante trasferimento reversibile intramolecolare di protoni. Ciò riduce l’assorbimento dei raggi UV da parte della matrice polimerica e quindi riduce il tasso di agenti atmosferici.
UV-1
Liquid formamidine UV absorber
Nome chimico:
Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate
Numero CAS:
57834-33-0
UV-1130 (213)
Benzotriazole UV Absorber
Nome chimico:
A mixture of: α-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyl-ω-hydroxypoly(oxyethylene); α-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyl-ω-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyloxypoly(oxyethylene) & Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
Numero CAS:
104810-48-2; 104810-47-1 & 25322-68-3
UV-1164
Triazine UV Absorber
Nome chimico:
2-(4,6-bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol
Numero CAS:
2725-22-6
UV-1577
Low Volatile Hydroxyphenyl Triazine UV Absorber
Nome chimico:
2-(4,6-diphenyl-1,3,5-triazin-2-yl)-5-((hexyl)oxy)phenol
Numero CAS:
147315-50-2
UV-234 (900)
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
Numero CAS:
70321-86-7
UV-3030
Cyanoacrylate UV Absorber for plastics
Nome chimico:
3-{[2-cyano-2-(diphenylmethylidene)acetyl]oxy}-2,2-bis({[2-cyano-2-(diphenylmethylidene)acetyl]oxy}methyl)propyl 2-cyano-3,3-diphenylprop-2-enoate
Numero CAS:
178671-58-4
UV-3039
Liquid Cyanoacrylate UV Absorber
Nome chimico:
Octocrilene
Numero CAS:
6197-30-4
UV-326
Benzotriazole UV Absorber
Nome chimico:
2-(3-tert-butyl-2-hydroxy-5-methylphenyl)-5-chlorobenzotriazole
Numero CAS:
3896-11-5
UV-329 (5411)
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
Numero CAS:
3147-75-9
UV-360
Benzotriazole UV Absorber
Nome chimico:
2,2'-methylenebis(6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
Numero CAS:
103597-45-1
UV-3638
Nome chimico:
2,2’-(1,4-Phenylene)bis[4H-3,1-Benzoxazin-4-one]
Numero CAS:
18600-59-4
UV-571
Liquid Benzotriazole UV Absorber
Nome chimico:
A mixture of: isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-(n)-dodecylphenol; isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-(n)-tetracosylphenol; isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-5,6-didodecyl-phenol. n=5 or 6
Numero CAS:
125304-04-3; 23328-53-2; 104487-30-1
UV-928
Benzotriazole UV Absorber
Nome chimico:
2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol
Numero CAS:
73936-91-1
UV-P
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-p-cresol
Numero CAS:
2440-22-4
Liquid formamidine UV absorber
Nome chimico:
Ethyl 4-[[(methylphenylamino)methylene]amino]benzoate
Numero CAS:
57834-33-0
Benzotriazole UV Absorber
Nome chimico:
A mixture of: α-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyl-ω-hydroxypoly(oxyethylene); α-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyl-ω-3-(3-(2H-benzotriazol-2-yl)-5-tert-butyl-4-hydroxyphenyl)propionyloxypoly(oxyethylene) & Poly(oxy-1,2-ethanediyl),α-hydro-ω-hydroxy- Ethane-1,2-diol, ethoxylated
Numero CAS:
104810-48-2; 104810-47-1 & 25322-68-3
Triazine UV Absorber
Nome chimico:
2-(4,6-bis-(2,4-dimethylphenyl)-1,3,5-triazin-2-yl)-5-(octyloxy)-phenol
Numero CAS:
2725-22-6
Low Volatile Hydroxyphenyl Triazine UV Absorber
Nome chimico:
2-(4,6-diphenyl-1,3,5-triazin-2-yl)-5-((hexyl)oxy)phenol
Numero CAS:
147315-50-2
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol
Numero CAS:
70321-86-7
Cyanoacrylate UV Absorber for plastics
Nome chimico:
3-{[2-cyano-2-(diphenylmethylidene)acetyl]oxy}-2,2-bis({[2-cyano-2-(diphenylmethylidene)acetyl]oxy}methyl)propyl 2-cyano-3,3-diphenylprop-2-enoate
Numero CAS:
178671-58-4
Benzotriazole UV Absorber
Nome chimico:
2-(3-tert-butyl-2-hydroxy-5-methylphenyl)-5-chlorobenzotriazole
Numero CAS:
3896-11-5
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol
Numero CAS:
3147-75-9
Benzotriazole UV Absorber
Nome chimico:
2,2'-methylenebis(6-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol)
Numero CAS:
103597-45-1
Liquid Benzotriazole UV Absorber
Nome chimico:
A mixture of: isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-(n)-dodecylphenol; isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-(n)-tetracosylphenol; isomers of 2-(2H-benzotriazol-2-yl)-4-methyl-5,6-didodecyl-phenol. n=5 or 6
Numero CAS:
125304-04-3; 23328-53-2; 104487-30-1
Benzotriazole UV Absorber
Nome chimico:
2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol
Numero CAS:
73936-91-1
Benzotriazole UV Absorber
Nome chimico:
2-(2H-benzotriazol-2-yl)-p-cresol
Numero CAS:
2440-22-4