发明授权
US08383241B2 Plasticizer-containing films based on polyvinyl acetal having selective permeability for UV radiation
有权
基于具有紫外线辐射选择性渗透性的聚乙烯醇缩醛的含增塑剂的膜
- 专利标题: Plasticizer-containing films based on polyvinyl acetal having selective permeability for UV radiation
- 专利标题(中): 基于具有紫外线辐射选择性渗透性的聚乙烯醇缩醛的含增塑剂的膜
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申请号: US13213139申请日: 2011-08-19
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公开(公告)号: US08383241B2公开(公告)日: 2013-02-26
- 发明人: Uwe Keller , Andreas Karpinski , Jan Beekhuizen
- 申请人: Uwe Keller , Andreas Karpinski , Jan Beekhuizen
- 申请人地址: DE Frankfurt
- 专利权人: Kuraray Europe GmbH
- 当前专利权人: Kuraray Europe GmbH
- 当前专利权人地址: DE Frankfurt
- 代理机构: Brooks Kushman P.C.
- 优先权: EP10174183 20100826
- 主分类号: B32B17/10
- IPC分类号: B32B17/10 ; C08K5/20
摘要:
Plasticizer-containing films based on polyvinyl acetal containing a UV absorbers of the oxanilide type of formula (1) exhibit high UVA transmission while also exhibiting low UVB transmission, with reduced tendency to yellow.
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