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Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer
Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer
亨斯迈SUPRASEC 9258改性预聚体MDI,NCO含量28-30%,用于胶粘剂、涂料、密封胶、弹性体。
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Basic Parameters

一、基本参数与技术规格

产品牌号SUPRASEC 9258
生产厂家亨斯迈(Huntsman)
化学名称改性预聚体二苯基甲烷二异氰酸酯
CAS号26447-40-5
NCO含量28-30%
粘度(25°C)200-400 mPa·s
密度(25°C)~1.15 g/cm³
官能度~2.0
外观浅黄色至琥珀色透明液体
闪点>200°C
游离MDI含量<5%
包装规格200kg/桶
保质期6个月

二、产品核心特点

  • 预聚体改性,NCO含量适中(28-30%),反应温和可控
  • 游离MDI含量低(<5%),操作更安全环保
  • 与多种多元醇、填料、助剂相容性好
  • 粘结力强,对金属、塑料、木材、混凝土均有优异附着力
  • 制品柔韧性好,耐低温性能佳
  • 低蒸气压,施工安全

三、典型应用领域

  • 聚氨酯胶粘剂(复合薄膜、鞋材、木材)
  • 聚氨酯防水涂料和地坪涂料
  • 聚氨酯密封胶(建筑、汽车)
  • 聚氨酯弹性体(浇注型)
  • 聚氨酯灌封胶(电子元器件)
  • 汽车底盘装甲涂料

四、加工使用建议

  • 推荐与聚醚/聚酯多元醇配合
  • NCO/OH比根据应用调整:胶粘剂0.9-1.1,弹性体1.0-1.05
  • 反应温度:常温-80°C
  • 可添加催化剂(二月桂酸二丁基锡等)调控固化速度

五、关键性能数据

性能指标数据
NCO含量28-30%
粘度(25°C)200-400 mPa·s
密度~1.15 g/cm³
官能度~2.0
游离MDI<5%
闪点>200°C

六、包装、储存与安全

  • 储存温度:15-35°C
  • 严格密封,充氮保护
  • 避免接触水分和醇类
  • 保质期较短(6个月),先进先出

使用前请仔细阅读产品安全数据表(MSDS),做好个人防护。

七、企业资质与售后服务

上海道勤实业有限公司专业供应亨斯迈(Huntsman)全系列化工产品,产品涵盖SUPRASEC MDI、JEFFAMINE聚醚胺、ARALDITE环氧树脂、ARADUR固化剂、IROGRAN/AVALON TPU等。所有产品均为亨斯迈原厂正品,可提供原厂TDS和MSDS。

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Product Features

  • Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer Properties, Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer Product Parameters, Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer Performance Data, Huntsman SUPRASEC 9258 Modified Prepolymer MDI Adhesive Coatings Sealant Elastomer Factory Report, MSDS, Material Safety Data Sheet, UL Yellow Card, SGS Report, RoHS, Food Grade Certification, NSF Drinking Water Standard, Product Information, Product Performance, Factory Report, Original Packaging, Authorized Distributor, Heat Deflection Temperature, Melt Index, Flow Coefficient, Impact Resistance, Impact Strength, Low Temperature Toughness, Low Temperature Impact Resistance, Melt Flow Rate, Processing Technology, Processing Parameters, Processing Temperature, EU RoHS, German FDA, US FDA, Japan FDA

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