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China Zhongyang Chemical Industry Co.,Ltd
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| | |  [2008-09-03] Chemical Name
2-(2’-Hydroxy-5’-methylphenyl) benzotriazole
Molecular Formula C13H11N3O
Molecular Weight 225.24
CAS Number 2440-22-4
Appearance:Pale yellow crystalline powder
Assay: 99.0% min.
Melting point: 128-132?
Applications
It is highly efficient UV-absorber for styrene polymers, PVC, unsaturated polyesters, PU, acrylic polycarbonates, adhesives and coating.
| | | | | [2008-09-03] Chemical Name 2,5-(di-5-tert-butylbenzoyl)Thiophenate
Molecular Formula C26H27N2O2S
Molecular Weight 430.56
CAS Number 7128-64-5
appearance:Yellowish green powder
Assay: 99 % min.
Melting point: 197 ? min
Applications
As a highly efficient optical brightener for plastics, lacquers, printing inks and man-made fibers.
Chemical >> Dyestuffs | | | | | [2008-09-03] Chemical Name
5,7-di-tert-butyl-3-(3,4-dimethyl-phenyl)-3H- benzofuran-2-one (>85%)
5,7-di-tert-butyl-3-(2,3-dimethyl-phenyl)-3H- benzofuran-2-one (<15%)
Molecular Formula C24H30O2
CAS Number 181314-48-7
Applications
A high performance antioxidant for various plastics. It gives high performances when used as blends with hindered phenols and phosphite antioxidants in all ranges plastics. It inhibits the carbon free radicals generated in the plastics upon heating, sun light exposure on processing and lasting the end products enduring. It is the newly high efficient carbon radical scavenger on the performance plastics. Chemical >> Chemical Additives, Auxiliary | |
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