规格产数
行业分类:
化工/催化剂及助剂/合成材料助剂
品 牌:
苦菜花
规格型号:
HW-245
产品详情
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(20oC)
【质量标准Specification】
项 目 Item |
指 标 Index |
外 观 Appearance |
白色或类白色结晶 White to off-white crystal |
纯 度 Assay |
≥98.0% |
熔 点 Melting point |
76.0℃~80.0℃ |
挥 发 分 Volatiles |
≤0.5% |
透 光 率 Transmittance |
425nm≥95.0%,500nm≥97.0% |
溶 解 性 Solubility |
清澈10g/100g Clear Chloroform |
灰 分 Ash |
≤0.1% |
【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.