发明申请
US20150175740A1 PROCESSING-FRIENDLY DIANHYDRIDE HARDENER FOR EPOXY RESIN SYSTEMS BASED ON 5,5'-CARBONYLBIS(ISOBENZOFURAN-1,3-DIONE)
审中-公开
基于5,5'-碳双环（ISOBENZOFURAN-1,3-DIONE）的环氧树脂体系的加工友好的二氢硬化剂
- 专利标题： PROCESSING-FRIENDLY DIANHYDRIDE HARDENER FOR EPOXY RESIN SYSTEMS BASED ON 5,5'-CARBONYLBIS(ISOBENZOFURAN-1,3-DIONE)
- 专利标题（中）： 基于5,5'-碳双环（ISOBENZOFURAN-1,3-DIONE）的环氧树脂体系的加工友好的二氢硬化剂
-
申请号： US14575397申请日： 2014-12-18
-
公开(公告)号： US20150175740A1公开(公告)日： 2015-06-25
- 发明人: Benjamin WILLY , Manfred Neumann
- 申请人： Benjamin WILLY , Manfred Neumann
- 申请人地址： DE Essen
- 专利权人： EVONIK INDUSTRIES AG
- 当前专利权人： EVONIK INDUSTRIES AG
- 当前专利权人地址： DE Essen
- 优先权： DE102013226601.4 20131219
- 主分类号： C08G59/42
- IPC分类号： C08G59/42 ; C08G59/40
摘要：
The present invention provides a composition comprising 5,5′-carbonylbis(isobenzofuran-1,3-dione), 3,3′,4,4′-benzophenonetetracarboxylic acid and at least one monoanhydride compound selected from the group consisting of methylhexahydroisobenzofuran-1,3-dione, 5-methyl-3a,4,7,7a-tetrahydro-4,7-methanoisobenzofuran-1,3-dione, 5-methyl-3a,4,7,7a-tetrahydroisobenzofuran-1,3-dione, 3-methylfuran-2,5-dione, 3,3,4,4,5,5-hexafluorodihydro-2H-pyran-2,6(3H)-dione and 3,3-dimethyldihydrofuran-2,5-dione. The invention also provides a hardener system for an epoxy resin, said hardener system comprising said composition. The invention also provides a method for hardening an epoxy resin employing the inventive composition.