6052聚酰亞胺薄膜是由均苯四甲酸二酐與4.4——二氨基二苯醚合成樹脂,經(jīng)過流涎、“雙向拉伸”制成的聚酰亞胺薄膜。該產(chǎn)品具有優(yōu)良的機械性能和電氣性能,優(yōu)良的尺寸穩(wěn)定性,耐化學和輻射性及優(yōu)異的耐高低溫性能,可在-240℃——260℃長期使用。                         一、技術(shù)要求:                         1、外觀:薄膜表面平整光潔、不應(yīng)有折皺、撕裂、顆粒氣泡、針孔和外來雜質(zhì)等缺陷,邊緣整齊無破損,薄膜成卷供應(yīng)。                         2、尺寸:                         1)厚度與允許偏差:推薦厚度,也可根據(jù)用戶要求供                                                                                                                         |                                      標稱厚度                                      |                                                                          12.5μm                                      |                                                                          25.0μm                                      |                                                                          35.0μm                                      |                                                                          40.0μm                                      |                                                                                                      |                                      允許偏差                                      |                                                                          +2/-1                                      |                                     +2/-2 |                                     +2/-2 |                                     +2/-2 |                                                                                                               2)寬度與法度:根據(jù)客戶要求供應(yīng)                         3. 性能要求                                                                                                                                                 |                                      序號                                      |                                                                          指標名稱                                      |                                                                          單位                                      |                                                                          指標值                                      |                                                                                                      |                                      12.5μm                                      |                                                                          25μm 35μm 40μm                                      |                                                                                                      |                                      1                                      |                                                                          拉伸強度                                      |                                                                          縱向                                      |                                                                          MPa                                      |                                                                          ≥150                                      |                                                                          ≥170                                      |                                                                                                      |                                      橫向                                      |                                                                                                      |                                      2                                      |                                                                          斷裂伸長度率                                      |                                                                          縱向及橫向                                      |                                                                          %                                      |                                                                          ≥40                                      |                                                                          ≥55                                      |                                                                                                      |                                      3                                      |                                                                          收縮率 縱向及橫向                                     200°C,30min                                      |                                                                          %                                      |                                                                          ≤0.2                                      |                                                                                                      |                                      4                                      |                                                                          工頻電氣強度                                      |                                                                          平均值                                      |                                                                          MV/m                                      |                                                                          220                                      |                                                                                                      |                                      zui低值                                      |                                                                          150                                      |                                                                                                      |                                      5                                      |                                                                          表面電阻率200°C                                      |                                                                          Ω                                      |                                                                          ≥1.0X1012                                      |                                                                                                      |                                      6                                      |                                                                          體積電阻率200°C                                      |                                                                          Ω·M                                      |                                                                          ≥1.0X1013                                      |                                                                                                      |                                      7                                      |                                                                          相對介電常數(shù)48-62Hz                                      |                                                                          --                                      |                                                                          3.5±0.4                                      |                                                                                                      |                                      8                                      |                                                                          介質(zhì)損耗因數(shù)48-62Hz                                      |                                                                          --                                      |                                                                          ≤4.0X10-3                                      |                                                                                                                                                                  二、應(yīng)用領(lǐng)域                         主要用于FPC行業(yè)做為覆蓋膜,并可廣泛應(yīng)用于電線電纜及電機等電器絕緣領(lǐng)域。                                                                            6052 Two Directions Strength Polyimide Film                                                 6052 polyimide film is made of compound resin of ODA and PMDA and casted and then stretched by two directions. The product processes good performance of mechanism and electric. In addition, The product also processes the excellent property of dimension stability,chemistry and radiation resistance as well as high and low temperature resistance. It can be used at temperature from -240℃ to 260℃ at long period.                                                  1. Technical Requirement                          1.1 Thickness                                                                                                                         |                                      Thickness                                      |                                                                          12.5                                      |                                                                          25.0                                      |                                                                          35.0                                      |                                                                          40.0                                      |                                                                                                      |                                      Tolerance                                      |                                                                          +2/-1                                      |                                                                          +2/-2                                      |                                                                          +2/-2                                      |                                                                          +2/-2                                      |                                                                                                      |                                      Remark: Thickness is supplied as the requests of customer                                      |                                                                                                               1.2 Performace Index                                                                                                                                                 |                                                                          |                                                                                                              |                                                                                                              |                                                                                                              |                                                                                                      |                                                                          |                                                                                                              |                                                                                                      |                                                                          |                                                                                                              |                                                                                                              |                                                                                                              |                                                                                                              |                                                                          ≥170                                      |                                                                                                      |                                                                          |                                                                                                      |                                                                          |                                                                                                              |                                                                                                              |                                                                                                              |                                                                                                              |                                                                          ≥55                                      |                                                                                                      |                                                                          |                                                                                                             Heat contraction rate, CD/MD                                     200°C,30min                                                                           |                                                                                                              |                                                                                                              |                                                                                                      |                                                                          |                                                                                                             Electrical operating                                     Frequency intensity                                                                           |                                                                                                              |                                                                                                              |                                                                          220                                      |                                                                                                      |                                                                          |                                                                          150                                      |                                                                                                      |                                                                          |                                                                                                             Surface resistivity 200°C                                                                           |                                                                                                              |                                                                                                              |                                                                                                      |                                                                          |                                                                                                              |                                                                                                              |                                                                                                              |                                                                                                      |                                                                          |                                                                                                             Relative dielectric constant 48-62Hz                                                                           |                                                                                                              |                                                                                                              |                                                                                                      |                                                                          |                                                                                                             Dielectric loss factor 48-62Hz                                                                           |                                                                                                              |                                                                                                              |                                                                                                                                        2. Application                         The product is widely used in FPC as coatingfilm as well as insulation areas like cables and moters, etc.                          |