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USA Westlake ELEVATE EF439 EVA high light high resistant 撞击 high transparency packaging use blow molding film ethylene-vinyl acetate (EVA) copolymer
USA Westlake ELEVATE EF439 EVA high light high resistant 撞击 high transparency packaging use blow molding film ethylene-vinyl acetate (EVA) copolymer
ELEVATE EF439 is USA Westlake chemical (Westlake Chemical) production ethylene-vinyl acetate copolymer (EVA) (EVA), VA content 4%, melt flow index 1.4g/10min. tool has high gloss, high resistant 撞击, high transparency degree etc. features, suitable for packaging use blow molding film and extrusion molding. FDA combined 规, provides material data and application introduction.
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Basic Parameters

USA Westlake ELEVATE EF439 EVA 高光高抗撞击 high transparency packaging 用 blow molding film

ELEVATE™ EF439 is USA Westlake 化学(Westlake Chemical Corporation) production ethylene-vinyl acetate copolymer (EVA) (EVA),VA content 4%, melt flow index 1.4 g/10min。具 has high gloss 、高抗撞击、 high transparency degree 等 features , suitable for packaging 用 blow molding film and extrusion molding processing 。该页面按统一蓝白详情页样式整理,方便直接 used for 产品资 material 展示。

一、产品基础参数

Brand /厂家
Westlake Chemical Corporation( USA Westlake 化学)
商品名/ grade
ELEVATE™ EF439
material material 类 type
EVA( ethylene-vinyl acetate copolymer (EVA) )
VA content (VAC Content)
4%
density (Density)
0.927 g/cm³  |  ASTM D1505
melt flow index (Melt Index)
1.4 g/10min  |  ASTM D1238 (190°C / 2.16kg)
gloss degree (Gloss)
72  |  ASTM D2457
雾 degree (Haze)
4.4%  |  ASTM D1003
tensile strength (屈服)
约1300 psi  |  ASTM D638
tensile strength (断裂)
约2000 psi  |  ASTM D638
断裂伸长率
约450%  |  ASTM D638
维卡软化点
约180°F (82°C)  |  ASTM D1525
hardness (Shore D)
约55  |  ASTM D2240
熔点(Melting Point)
约107°C  |  DSC
FDA合规
is
外观
transparent pellets

二、 product features

high gloss degree : gloss degree 达72, film 表面光亮,适合高端 packaging 外观需求。

high transparency degree :雾 degree 仅4.4%, film 通透 property 好,内容物清晰可见。

高抗撞击 property : excellent impact resistant and 抗穿刺 performance ,保障 packaging 完整 property 。

低VA content :4% VA content 提供类似LDPE processing property ,同时 improvement flexibility property and impact resistant property 。

FDA合规:符合FDA food contact 法规要求,可 used for food packaging 领域。

三、典 type application areas

🎁

blow molding film

high transparency packaging film 、 shrinkage 膜、缠绕膜

📦

packaging 袋

food packaging 袋、重 packaging 袋、快递袋

🏭

extrusion molding

片 material 、 type material and 各类 extrusion 制品

🍴

food packaging

FDA合规, suitable for food contact packaging

四、 processing 建议

processing method : blow molding film 、 extrusion molding

processing temperature :建议 melt temperature 150°C - 190°C(根据 equipment and 制品要求调整)

干燥处理:EVA一般无需干燥,如受潮建议 in 60-80°C下预干燥2-4小时

存储条件:存放 in 阴凉干燥处,避免阳光直射 and 高温

五、关于Westlake Chemical

Westlake Chemical Corporation( USA Westlake 化学) is 全球领先 石化产品 manufacturing 商之一,总部位于 USA 德克萨斯州休斯顿。公司专注于乙烯、 polyethylene (PE) 、PVC and 相关化学品 production and 销售。ELEVATE™系列EVA产品 is Westlake in specialty polymer 领域 重要产品 line , widely used in packaging 、 film 、电 line 电缆、 hot melt adhesive 等行业。

六、同系列相关产品

EF437

VA 2.5% | MI 2.0

EF439(当前)

VA 4% | MI 1.4

EF446

VA 6% | MI 6.0

EF522

VA 15% | MI 2.0

EF598

VA 9% | MI 8.0

如需获取ELEVATE EF439详细 Data Sheet (TDS)、MSDS or 样品,请 Contact Us 客服团队。

⚙️ injection molding processing 参数参考
melt temperature 范围
150-200°C
mold temperature
20-40°C
drying conditions
60°C / 2h
injection pressure
50-80 MPa
molding shrinkage
0.5-2.0%
processing 备注
VA content 决定 hardness
🧪 化学耐受 performance
优异 ✅稀酸/稀碱盐溶液醇类脂肪烃
good 好 ✔矿物油(短期)植物油(短期)
受限 ⚠芳香烃halogen 代烃酮类
避免 ❌浓硫酸浓硝酸强氧化 agent
🌟 material material 优势
EVA( ethylene-vinyl acetate copolymer (EVA) )柔软、弹 property 好、 transparent degree 高, is 光伏封装胶膜、鞋底 material material 、 hot melt adhesive 、发泡 material material 核心 raw materials 。VA content 不同,EVA可从硬塑到 elastomer 连续变化。
📋 认证 and 合规信息
🌍
RoHS 合规
符合欧盟RoHS指令
🏭
ISO 认证
质量管理体系认证
REACH
欧盟化学品合规
💧
quality assured
原厂正品保障
📦 储存 and 处理建议
EVA pellets 应储存 in 阴凉干燥处。EVA moisture absorption property 低, processing 前60°C干燥2小时即可。避免高温存放(VA基团可能热降解)。避免 and 强氧化 agent 接触。
更多 engineering plastics Model 请访问daoqinsh.com |  数据仅供参考,以原厂TDS is 准
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Product Features

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