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UV ABSORBER UV 329 TINUVIN 329 EQUIVALENT

更新时间:2024-09-24 20:13:07

常用名 紫外线吸收剂UV-329 CAS号 3147-75-9
价格 $需询单/1kg 纯度 99.0%
备货期 需询单 库存 询单
 产品详情(用途,包装等)
Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole
CAS No.:3147-75-9
Molecular formular:C20H25N3O
Molecular weight:323
Molecular structure


Specification
Appearance: White powder
Melting point,℃:103-105
Assay (HPLC), %: ≥99
Ash, %: ≤0.1
Loss on drying, %: ≤0.3
Transmittance 450nm≥98%
500nm≥99%

Solubility (20℃, g/100ml solvent)
Acetone:9 Benzene:32 Chloroform:37 Ethyl acetate:15 n-Hexane:6
Methanol:0.6 Methylene chloride:38 Water<0.01

Application
UV ABSORBER HOSORB-329 is excellent benzotriazole ultraviolet absorbent with effective absorption of ultraviolet radiation in 270-380 nm region. It is suitable for polyester, rigid PVC, PS, PMMA, PC, ABS resin etc. It is particularly suitable for the protection of polycarbonates. In transparent products and high temperature processing of engineering plastics, its effect is excellent. It can also be used for polyolefin.


Packing
25kg/fiber drum; 25kg/carton, or as per customer’s request.


Storage
Containers should be kept tightly closed when not in use. Store it in a dry, cool, well-ventilated shady place.


Recommended Dosage
Unsaturated Polyester : 0.2-0.5%
Rigid PVC : 0.2-0.5%
Plasticized PVC : 0.1-0.3%
Polyurethane : 0.2-1.0%
Polyamide : 0.2-0.5%
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供应商信息

广州诚帅新材料有限公司

认证状态:未认证供应商
电话:86-2034708468
地址:石楼镇石一村积庆巷10号
地区: 广东省 广州市 番禺区
联系人:何先生
联系人电话:+862034708468
邮件:info@hhochem.com
网址:http://www.hhochem.com
主要市场:North America, South America, Asia, Europe
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