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公开(公告)号:EP2678370B1
公开(公告)日:2016-03-30
申请号:EP12715442.5
申请日:2012-02-23
发明人: SRINIVAS, Darbha , SEBASTIAN, Joby
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公开(公告)号:EP2678370A1
公开(公告)日:2014-01-01
申请号:EP12715442.5
申请日:2012-02-23
发明人: SRINIVAS, Darbha , SEBASTIAN, Joby
摘要: An efficient, eco-friendly, solvent-free process for preparing hyperbranched polyesters by reacting polyols with polycarboxylic acid in the presence of heterogeneous, reusable, acid, crystalline, micro-mesoporous double-metal cyanide catalyst at moderate temperatures and short period of reaction time.
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