EVATHENE® UE649-04

Ethylene Vinyl Acetate Copolymer

USI Corporation

产品说明：

EVATHENE UE649-04 is a high flowability and medium VA content ethylene vinyl acetate copolymer (EVA) with many excellent properties, such as characteristic flexibility and elasticity, thermal stability, good low temperature resistance, good compatibility, resistance to blocking and non-toxicity, etc.
It possesses excellent heat stability, flexibility and good compatibility with tackifier resins and petroleum wax. The characteristics stated make EVATHENE UE649-04 to be the popular one of EVA for making hot melt.
The hot melt made by EVATHENE UE649-04 adheres with other materials which possess good adhesive strength, easy coating and non-solvent fit the request of environment protection and the hot melt is suitable for packaging, wood-working and other product assemblies.

物性信息：

基本信息
特性	低温强度 高弹性 共聚物 抗结块性 良好的柔韧性 良好粘结性 流动性高 热稳定性，良好 无毒性
用途	包装 粘合剂
加工方法	Heat Reactive Adhesive Hot Melt

物理性能	额定值	单位制	测试方法
密度	0.934	g/cm3	ASTM D1505
熔流率（熔体流动速率）	400	g/10 min	ASTM D1238
醋酸乙烯含量	19.0	wt%

机械性能	额定值	单位制	测试方法
抗张强度 (断裂)	2.94	MPa	ASTM D638
伸长率 (断裂)	300	%	ASTM D638

热性能	额定值	单位制	测试方法
脆化温度	< -30.0	°C	ASTM D746
维卡软化温度	39.0	°C	ASTM D1525
熔融峰值温度	78.0	°C	ASTM D3418

补充信息
Ring & Ball Softening Point, ASTM E28: 91°C