抗氧剂HW-245

【商品名Trade name】抗氧剂245 ; HW-245

【产品名称Chemical name】

Ethylenebis(oxyethylene)bis[β-(3-tert-butyl-4-hydroxy-5-methylphenyl)propionate]

【分子结构Structural formula】

【CAS】36443-68-2                 【分子量Molecular weight】586.8

【比重Specific gravity】1.14（20^oC） 
【质量标准Specification】

【用   途】
该产品作为抗氧剂用于HIPS、MBS、ABS等聚合物，POM、PA等工程塑料以及氨纶等聚氨酯的加工和长期热稳定性的改进。同时在PVC聚合工艺中也是有效的链终止剂。

【包装及贮存】
复合牛皮纸袋包装，20kg/袋；或纸箱包装，25kg/箱；宜低温、干燥、通风处贮存；避免接触食品、饮料。同时应避免接触火星、灰尘和静电等。可汽运、海运及铁路运输；防晒、隔热、防潮湿，常温二年。

[Use]
The product is used as an antioxidant in styrene polymer (such as HIPS, MBS, ABS), Engineering plastics (such as POM, PA) and polyurethane (such as urethane elastic fiber).

[Safety]
Rabbits on the test indicate that the goods are no stimulation to the skin and no adverse reactions. Many countries allow the goods to contact the food packaging materials.
[Packing and storing]
In thick paper bag, net wt.20kg, or carton, net wt.25kg; maximum recommended storage time under suitable conditions (dry, cool, well-ventilated) beyond testing date 24 months.