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3 静电耗散热敏型盖带静电耗散热敏型盖带静电耗散热敏型盖带静电耗散热敏型盖带 2678 Technical Data (May,2009)结构结构结构结构 背基背基背基背基 粘合剂粘合剂粘合剂粘合剂 透明聚酯薄膜 热敏胶 适用宽度适用宽度适用宽度适用宽度 2678 适用标准宽度如下:标准尺寸,(mm)宽度 载带载带载带载带*8 12 16 24 32 44 盖带盖带盖带盖带 5.4 9.5 13.3 21.3 25.5 37.5 卷绕长度卷绕长度卷绕长度卷绕长度 480 m 卷绕直径卷绕直径卷绕直径卷绕直径 215mm 卷芯卷芯卷芯卷芯 塑料(白色)*按照 EIA-481-D 标准 产品描述产品描述产品描述产品描述 3M静电耗散热敏型盖带2678是一种透明双面静电耗散热敏型聚酯薄膜盖带。3M 2678盖带可用于将电气和电子元件密封到3M 绝缘型聚碳酸酯载带2703,3M 静电耗散型聚碳酸酯载带2705,以及3M导电型聚碳酸酯载带 3000中。它还可以与其他载带配合使用。注意注意注意注意:该技术信息仅仅为典型值该技术信息仅仅为典型值该技术信息仅仅为典型值该技术信息仅仅为典型值,并非作为产品规格定义并非作为产品规格定义并非作为产品规格定义并非作为产品规格定义。贮藏条件贮藏条件贮藏条件贮藏条件 2678盖带应保持原包装存放在温度不超过35C(95F)相对湿度不超过70%室内环境中。产品避免日光直射并遵从“先进先出”原则。使用使用使用使用期限期限期限期限 在推荐的贮藏条件下,2678盖带使用期限为一年。原始粘合性能和老化数据原始粘合性能和老化数据原始粘合性能和老化数据原始粘合性能和老化数据 3M静电耗散热敏型盖带2678 具有简单的工艺曲线。通过对盖带非粘合表面适当位置加热加压就能达到所需封合值。下列各图描述了3M 盖带2678 与3M载带封合后典型的工艺和老化性能。3M静电耗散热敏型盖带静电耗散热敏型盖带静电耗散热敏型盖带静电耗散热敏型盖带 2678 特征描述特征描述特征描述特征描述 单位单位单位单位 典型值典型值典型值典型值 测试注解测试注解测试注解测试注解 测试方法测试方法测试方法测试方法 注意:该技术信息仅仅为典型值,并非作为产品规格定义。测试说明测试说明测试说明测试说明 1.实际封合温度会受到多种因素诸如封合仪器,保压时间,压力以及载带材料的不同影响,而有所区别。2.JIS K-7127 No.4,测试速率:200 mm/min,拉伸强度测试环境23C,50%RH。沿聚酯薄膜机器方向测试。3.光学特性使用透光率测试仪测量。4.JIS K-6911 电压:500V 测试时间:60 sec,表面电阻率测试样品在23C,50%RH环境中保存 24小时后测试,背基表面电阻率规格:1x108 Rs 1 x 1011 Ohms/sq,粘合剂面表面电阻率规格:1x108 Rs 1 x 1011 Ohms/sq。背基类型 粘合剂类型 封合温度 聚酯 热敏型 150220 1 材料特性 物理特性 拉伸强度 断裂伸长率 透光率 雾度 透明度 厚度 Mpa%mm(in)50 70 83.4 27 84.1 0.062(0.0024)2 3 3 JIS K-7127 JIS K-7127 JIS K-7105 Method A JIS K-7105 Method A 电学特性 表面电阻率(背面)表面电阻率(粘合剂面)Ohms/sq Ohms/sq 109 109 4 4 JIS K-6911 JIS K-6911 3M is a trademark of 3M Company.3333 Electronic Solutions Division 6801 River Place Blvd.Please recycle.Printed in USA.Austin,TX 78726-9000 3M 2008.All rights reserved www.3M.com/tapeandreel 80-6111-0230-4 Warranty;Limited Remedy;Limited Liability.This product will be free from defects in material and manufacture for a period of one year from the time of purchase.3M MAKES NO OTHER WARRANTIES INCLUDING,BUT NOT LIMITED TO,ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.If this product is defective within the warranty period stated above,your exclusive remedy shall be,at 3Ms option,to replace or repair the 3M product or refund the purchase price of the 3M product.Except where prohibited by law,3M will not be liable for any indirect,special,incidental or consequential loss or damage arising from this 3M product,regardless of the legal theory asserted.Important Notice All statements,technical information,and recommendations All statements,technical information,and recommendations related to 3Ms products are based on information believed to be reliable,but the accuracy or completeness is not guaranteed.Before using this product,you must evaluate it and determine if it is suitable for your intended application.You assume all risks and liability associated with such use.Any statements related to the product which are not contained in 3Ms current publications,or any contrary statements contained on your purchase order shall have no force or effect unless expressly agreed upon,in writing,by an authorized officer of 3M.
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