发明申请
- 专利标题: METHOD OF MAKING A MOLDED ARTICLE
- 专利标题(中): 制作模制品的方法
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申请号: US13018939申请日: 2011-02-01
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公开(公告)号: US20110123764A1公开(公告)日: 2011-05-26
- 发明人: Sapna Blackburn , Kwan Hongladarom , Mike M. Laurin , Jan Pleun Lens , Hendrik Theoderus van de Grampel
- 申请人: Sapna Blackburn , Kwan Hongladarom , Mike M. Laurin , Jan Pleun Lens , Hendrik Theoderus van de Grampel
- 申请人地址: NL Bergen op Zoom
- 专利权人: SABIC INNOVATIVE PLASTICS IP B.V.
- 当前专利权人: SABIC INNOVATIVE PLASTICS IP B.V.
- 当前专利权人地址: NL Bergen op Zoom
- 主分类号: B32B3/10
- IPC分类号: B32B3/10 ; B29C47/06
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.
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