发明申请
- 专利标题: Multilayer Articles and Methods for Making Multilayer Articles
- 专利标题(中): 多层文章的制作与制作方法
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申请号: US12020634申请日: 2008-01-28
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公开(公告)号: US20090191403A1公开(公告)日: 2009-07-30
- 发明人: Sandeep Tripathi , Shreyas Chakravarti , Sapna Kirk Blackburn
- 申请人: Sandeep Tripathi , Shreyas Chakravarti , Sapna Kirk Blackburn
- 主分类号: B32B7/02
- IPC分类号: B32B7/02 ; B32B27/36 ; B29C47/00
摘要:
In one embodiment, the sheet, comprises: a cap layer comprising an acrylic polymer; and a base layer, wherein the sheet is thermoformable. The base layer comprises a cycloaliphatic polyester copolymer and an optionally, an aromatic polycarbonate. The cycloaliphatic polyester copolymer can comprise greater than 10 wt % cycloaliphatic diol or acid or combination thereof, based upon a total weight of the cycloaliphatic polyester copolymer.