公开(公告)号：US20110123764A1

公开(公告)日：2011-05-26

申请号：US13018939

申请日：2011-02-01

申请人： Sapna Blackburn ,  Kwan Hongladarom ,  Mike M. Laurin ,  Jan Pleun Lens ,  Hendrik Theoderus van de Grampel

发明人： Sapna Blackburn ,  Kwan Hongladarom ,  Mike M. Laurin ,  Jan Pleun Lens ,  Hendrik Theoderus van de Grampel

IPC分类号： B32B3/10 ,  B29C47/06

CPC分类号： B32B27/36 ,  C08L69/00 ,  Y10T428/24322 ,  Y10T428/31507 ,  C08L2666/18

摘要： In various embodiments, a method of making a molded article comprises forming a composite into a desired shape for the article, and cutting the formed article to form desired openings in the article. The composite comprises a top layer that comprises a blend of a first polycarbonate comprising repeat units of dimethyl bisphenol cyclohexane and a second polycarbonate comprising repeat units of bisphenol A, said second polycarbonate being different from said first polycarbonate, wherein the repeat units of dimethyl bisphenol cyclohexane are present in an amount of at least 50 weight percent relative of the total repeat units in the top layer, and (b) a second layer comprising a bisphenol-A polycarbonate, said second layer being joined with the top layer.

摘要翻译： 在各种实施方案中，制备模制品的方法包括将复合材料形成为所述制品所需的形状，并且切割成形制品以在制品中形成所需的开口。 所述复合材料包括顶层，其包含包含二甲基双酚环己烷的重复单元的第一聚碳酸酯和包含双酚A的重复单元的第二聚碳酸酯的共混物，所述第二聚碳酸酯不同于所述第一聚碳酸酯，其中所述二甲基双酚环己烷 以相对于顶层中的总重复单元为至少50重量％的量存在，和（b）包含双酚A聚碳酸酯的第二层，所述第二层与顶层连接。