Product Description

Dow 1652SB is a ionomer resin supplied by POLYVALA (Shanghai Polyvala Plastics Co., Ltd.). It belongs to the 沙林SURLYN family — 锌离子型 emaa 离聚物.

Key Specifications

  • 密度 0.940 g/cm³ MFR (190°C/2.16kg) 4.6 g/10min 熔融峰值 101°C 维卡软化温度 79°C 结晶温度 81°C

Typical Applications

食品易撕包装:零食、咖啡、奶粉、奶酪、肉类高速自动包装膜 挤出涂布:纸 / 铝箔热封涂层、瓶盖密封垫片 复合膜热封层:与 PA/EVOH/PET 共挤,提供可剥离功能层 日化 / 医药:需耐磨 + 易撕 + 高透明的包装

Key Features

  • 高速线友好 爽滑 / 抗粘助剂解决膜卷粘连
  • 高速收卷打滑
  • 开口难,适配高速吹膜 / 流延 / 挤出涂布。 保留 1652 核心性能 锌离聚物可剥离热封(易撕
  • 不拉丝) 高流动性(MFR 4.6,接近 1652) 耐低温
  • 耐油脂
  • 高透明 加工范围广 吹膜

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.