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    • 4. 发明申请
    • COMPOSITIONS AND ARTICLES OF MANUFACTURE CONTAINING BRANCHED POLYCARBONATE
    • 含有分支聚碳酸酯的制造组合物和制品
    • WO2013173615A1
    • 2013-11-21
    • PCT/US2013/041407
    • 2013-05-16
    • SABIC INNOVATIVE PLASTICS IP B.V.MORIZUR, Jean-Francois
    • MORIZUR, Jean-FrancoisVOLLENBERG, Peter Hendrikus Theodorus
    • C08K5/42C08L69/00
    • C08L69/00C08K5/42
    • Disclosed herein is a composition comprising: a flame retardant comprising a sulfonate salt and three polycarbonates. The first polycarbonate has a branching level of greater than or equal to 2%, a weight average molecular weight of 20,000 g/mole to 55,000 g/mole and a peak melt viscosity of greater than or equal to 25,000 poise. The second polycarbonate has a glass transition temperature greater than or equal to 170 °C. The third polycarbonate has a branching level of 0 to less than 2% and a molecular weight of 17,000 to 40,000g/mol. The composition has a heat distortion temperature greater than or equal to 145C, ductility greater than or equal to 90% at 23°C, multi-axial impact greater than or equal to 50 Joules per meter (J/m) at 23°C, and a molded article of the composition has a UL 94 V0 rating at a thickness of 1.5 mm.
    • 本文公开了一种组合物,其包含:包含磺酸盐和三种聚碳酸酯的阻燃剂。 第一聚碳酸酯具有大于或等于2%的支化水平,20,000g / mol至55,000g / mole的重均分子量和大于或等于25,000泊的峰熔融粘度。 第二聚碳酸酯的玻璃化转变温度大于或等于170℃。 第三聚碳酸酯具有0至小于2%的分支水平和17,000至40,000g / mol的分子量。 组合物在23℃下的热变形温度大于或等于145℃,延展性大于或等于90%,多轴冲击在23℃下大于或等于50焦耳/米(J / m) 并且该组合物的模制品具有厚度为1.5mm的UL 94 V0等级。