Product Description

Dow 1601 is a ionomer resin supplied by POLYVALA (Shanghai Polyvala Plastics Co., Ltd.). It belongs to the 沙林SURLYN family — 乙烯 - 甲基丙烯酸（emaa）离聚物树脂.

Key Specifications

  • 密度 0.940 g/cm³ 熔体流动速率 (MFR) 1.3 g/10min (190°C/2.16kg) 熔点 (熔融峰值) 98°C 维卡软化温度 74°C 结晶温度 68°C

Typical Applications

食品包装：肉类 / 奶酪 / 海鲜真空 / 气调包装、零食 / 坚果 / 咖啡袋、冷冻食品袋。 高端包装：化妆品 / 香水瓶盖密封膜、医药泡罩包装（PTP 铝塑）、瓶盖垫片。 复合膜结构：作为多层共挤膜的热封层（Sealant Layer）。

Key Features

  • 卓越的低温热封性 热封起始温度低（约 85°C 起），热封窗口宽。 热粘性 (Hot Tack) 极强，封口未冷却时即具高强度，防运输开裂 优异的光学性能 高透明度
  • 低雾度
  • 高光泽，提升包装外观质感 出色的物理韧性 低温韧性极佳（脆化温度 < -76°C），耐冷冻
  • 抗冲击
  • 抗穿刺。 耐磨损
  • 耐曲折

Sourcing with POLYVALA

  • Flexible MOQ — single pallet to full container, mixed grades welcome
  • Batch certificate / COA provided with every shipment
  • Export documentation and consolidated freight from Shanghai port
  • Sample available on request for evaluation

Note: Technical data above is compiled from manufacturer documentation for reference. Final specifications will be confirmed against the actual batch certificate.

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