久久国产精品免费一区,国产欧美在线亚洲一区,国产福利在线观看不卡最新,久久综合av免费观看

          1. <video id="yyt2f"></video>
          2. <b id="yyt2f"></b>
            1. applications more

              • Bitumen modification use APAO
              • Hot melt adhesive and pressure sensitive adhesive use APAO
              • Sealing material use APAO
              • Polymer modification use APAO

              application

              Serving for the following industries, QIDA®APAO exhibits the advantages of APAO are shown as follows:

              As a component in sealant:

              APAO has good solubility with PIB (polyisobutene) or butyl rubber. Adding APAO in the formulation helps to improve processing property of PIB base sealants, improve the aging resistance and high/ low temperature property, as well as achiving a better shape, better looking and superior moisture resistance.