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紫外线吸收剂 UV-326




一、名称:紫外线吸收剂 Uv-326
name:ultraviolet radiaton absorbent Uv326
化学名称:2-(2'-羟基-3'-二叔丁基-5' 甲基苯基)-5-氯代苯并三唑
chemical name:
英文名称:2-(2'-Hydroxy-3'-tert-5' methyphenyl)-5-chlorobenzo+riozole
English name:
分子式:C17H18N3OCL
structural formaula
化学结构式:
chemistry structural formula


二、性质:
characteristic:
本品能溶于苯、甲苯、苯乙烯等有机溶剂和单体,不溶于水,与多种树脂有较好的相溶性,对金属离子不敏感,在碱性条件下不变黄,热发挥损失小,可有效地吸收波长270mm-380mm的紫外线,与抗氧剂并用有协同效应。本品毒性极低,是国际公认的安全性极高的塑料添加剂。
This product can be dissolved in such organic solvent as benzol, touene, phenyethene, etc. can not be dissolved in water. It can be easily dissolved in some kindes of tesin, and it is not sensitive to mental ions. Under alkalinity, as low volatile, it is not turned into yellow, and can absorb the ultraviolet ray of 270-380mm wavelength effectively. When used with antioxidant, it has cooperative effect. With lower poison, it is considered as the world's sagest plastiv accretion.
三、用途:
purpose
本品是塑料制品优良的光稳定剂。适用于聚烯烃(特别是食品级制品)、聚氯乙烯、聚酰胺、ABS树脂、AS树脂和聚氨酯树脂等。
This product is an excellent lightstability for plastics. It is suitbale for polyalkemer(especially foodstuffs), polyvinyl choride, polyamide, ABS resin, AS resin and polyurethane etc.
四、指标与规格:
index and specification:
外观:淡黄色粉末
appearance: light yellow powder
熔点:≥138℃
melting point:
透光率:(0.5g/10ml 甲苯)
photic rate:(0.5g/10ml toluene)
460nm≥93%
500nm≥96%
五、贮运与包装
store, transportation and package:
贮运须防鱼防潮防晒,纸板桶内衬塑料袋包装,净重10kg/桶(20kg/桶)
When stored, please avoid the rain,moisture ans sunshine.
The package is the paperboard barrel lined with plastic bag.
The net weight is 10kg/barrel(20kg/barrel)

 

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