瀝青改性用SEBS/美國科騰/G1654HU粉末63A耐候性抗氧化現貨價(jià)格科騰粉末SEBS//G1654HU（瀝青改性用）KRATON特性單位SEBSGGGFGMD-6684氫化後之苯乙烯／丁二烯％30/7033/673330/707溶液黏度(a)cps350＞50000＞500008000020050融熔流動(dòng)指數g/10min 230℃ 2.16kg-＜1＜1＜15.0 ＜12265.0 22.0 40.0 --拉伸強度psi(ASTM 412)2900300％模量psi(ASTM 412)延伸％0800800硬度shore A75671496060比重g/cc0.910.91 0.92 0.91 0.91 0.910.90 0.91 0.91 0.90 --含油量％二嵌段含量-特性單位SEPSKraton  AERSGA-MD-6951GG1645G1648氫化後之苯乙烯／異戊二烯 (丁二烯)％37/6328/72260/4034/6633/6720/800溶液黏度(a)cps＞50000＞融熔流動(dòng)指數g/10min 230℃ 2.16kg＜1＜13.0