Polycarbonates with good wettability
    6.
    发明申请
    Polycarbonates with good wettability 有权
    具有良好润湿性的聚碳酸酯

    公开(公告)号:US20060135735A1

    公开(公告)日:2006-06-22

    申请号:US11312020

    申请日:2005-12-20

    IPC分类号: C08G64/00

    摘要: A polycarbonate resin that after alkaline hydrolysis with sodium hydroxide contain an amount of 0.01 to 150 ppm of carbamate compounds according to formula (1) wherein R1 and R2 independently of one another denote hydrogen or C1-C12-alkyl, or together denote C4-C12-alkylidene, and R3 and R4 independently of one another denote hydrogen, C1-C12-alkyl or phenyl, or together with the carbon atom to which they are bonded form cyclohexyl or trimethylcyclohexyl, said amount measured after alkaline hydrolysis with sodium hydroxide by high pressure liquid chromatography.

    摘要翻译: 用氢氧化钠碱性水解后的聚碳酸酯树脂含有0.01〜150ppm的式(1)的氨基甲酸酯化合物,其中R 1和R 2独立地为1 另一个表示氢或C 1 -C 12 - 烷基,或一起表示C 4 -C 12 - 亚烷基 ,R 3和R 4彼此独立地表示氢,C 1 -C 12 - 烷基或 苯基或与它们键合的碳原子一起形成环己基或三甲基环己基,所述量通过高压液相色谱用氢氧化钠碱化后测量。

    Polycarbonates with good wettability
    7.
    发明授权
    Polycarbonates with good wettability 有权
    具有良好润湿性的聚碳酸酯

    公开(公告)号:US07799889B2

    公开(公告)日:2010-09-21

    申请号:US11312020

    申请日:2005-12-20

    IPC分类号: C08G64/00 C08G63/02

    摘要: The present invention provides a polycarbonate resin produced by the continuous interfacial process characterized in that after alkaline hydrolysis with sodium hydroxide, the polycarbonate resin contains an amount of 0.01 to 150 ppm of carbamate compounds according to formula (1) said amount measured by high pressure liquid chromatography, wherein R1 and R2 independently of one another denote hydrogen or C1-C12-alkyl, or together denote C4-C12-alkylidene, and R3 and R4 independently of one another denote hydrogen. C1-C12-alkyl or phenyl, or together with the carbon atom to which they are bonded form cyclohexyl or trimethylcyclohexyl, the process comprising phosgene reacting with at least one bisphenol at 8 to 17% molar excess of phosgene relative to the bisphenol.

    摘要翻译: 本发明提供了一种通过连续界面方法制备的聚碳酸酯树脂,其特征在于在用氢氧化钠碱化后,聚碳酸酯树脂含有0.01至150ppm根据式(1)的氨基甲酸酯化合物,所述量由高压液体 色谱法,其中R 1和R 2彼此独立地表示氢或C 1 -C 12烷基,或一起表示C 4 -C 12亚烷基,并且R 3和R 4彼此独立地表示氢。 C1-C12烷基或苯基,或与它们所键合的碳原子一起形成环己基或三甲基环己基,该方法包括与相对于双酚的8至17摩尔过量的光气与至少一种双酚反应的方法。