<video id="lbxh1"><listing id="lbxh1"></listing></video>
    <th id="lbxh1"></th>
    <progress id="lbxh1"><thead id="lbxh1"></thead></progress>
    <delect id="lbxh1"><var id="lbxh1"></var></delect>

        <nobr id="lbxh1"><dfn id="lbxh1"><mark id="lbxh1"></mark></dfn></nobr>

        <p id="lbxh1"></p><menuitem id="lbxh1"></menuitem>

        <span id="lbxh1"></span><pre id="lbxh1"></pre>

          ChineseEnglish Hotline:0571-86062609
          Industry information current location:Home  > News > Industry information
          Waterproof breathable film Click rate: Release time:2024-08-19 Information sources:Hangzhou Qiyao New Material Co.,Ltd.
          Waterproof breathable film is a new type of polymer waterproof material. In terms of manufacturing technology, the technical requirements of waterproof and breathable film are much higher than those of common waterproof materials, and in terms of quality, waterproof and breathable film also has functional characteristics that other waterproof materials do not have. Waterproof breathable film mainly consists of three layers: PP spunbonded non-woven fabric, PE polymer breathable film, PP spunbonded non-woven fabric. The function of spunbonded non-woven fabric is to enhance tension and hydrostatic pressure and to protect the middle layer (breathable film)
          Copyright ? 2017 qiyaomaterial.com All Rights Reserved Copyright·Hangzhou Qiyao New Material Co.,Ltd. Zhejiang ICP No. 17034714-1
          国产情侣2020免费视_欧美精品视频一区二区_亚洲精品无码久久久久去Q_国内大量情侣揄拍精品视频

            <video id="lbxh1"><listing id="lbxh1"></listing></video>
            <th id="lbxh1"></th>
            <progress id="lbxh1"><thead id="lbxh1"></thead></progress>
            <delect id="lbxh1"><var id="lbxh1"></var></delect>

                <nobr id="lbxh1"><dfn id="lbxh1"><mark id="lbxh1"></mark></dfn></nobr>

                <p id="lbxh1"></p><menuitem id="lbxh1"></menuitem>

                <span id="lbxh1"></span><pre id="lbxh1"></pre>