发明申请
US20070244266A1 Method for the Production of Polyvinyl Acetals 审中-公开
聚乙烯缩醛生产方法

  • 专利标题: Method for the Production of Polyvinyl Acetals
  • 专利标题(中): 聚乙烯缩醛生产方法
  • 申请号: US11570142
    申请日: 2005-06-23
  • 公开(公告)号: US20070244266A1
    公开(公告)日: 2007-10-18
  • 发明人: Andreas Lumpp
  • 申请人: Andreas Lumpp
  • 申请人地址: DE Burghausen 84489
  • 专利权人: WACKER POLYMER SYSTEMS GMBH & CO. KG
  • 当前专利权人: WACKER POLYMER SYSTEMS GMBH & CO. KG
  • 当前专利权人地址: DE Burghausen 84489
  • 优先权: DE102004031971.5 20040701
  • 国际申请: PCT/EP05/06818 WO 20050623
  • 主分类号: C08F8/28
  • IPC分类号: C08F8/28
Method for the Production of Polyvinyl Acetals
摘要:
Polyvinyl acetals with a high degree of acetalization and low solution viscosity are prepared by acetalizing partly or fully hydrolyzed polyvinyl ester polymers dissolved or slurried in aldehyde.
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