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EPOXY RESIN COMPOSITIONS 发明申请

2023-04-12 3590 2728K 0

专利信息

申请日期 2026-04-25 申请号 WOUS11050613
公开(公告)号 WO2012044443A1 公开(公告)日 2012-04-05
公开国别 WO 申请人省市代码 全国
申请人 DOW GLOBAL TECHNOLOGIES LLC; HEFNER Robert E
简介 A re-epoxidized polyfunctional epoxy resin composition comprising the reaction product of : (I) an epoxidized polyfunctional epoxy resin oligomeric composition comprising a polyfunctional aliphatic or cycloaliphatic epoxy resin which has been isolated from an epoxy resin product formed as a result of an epoxidation process comprising the reaction of : (i) an aliphatic or cycloaliphatic hydroxyl-containing material; (ii) an epihalohydrin, (iii) a basic-acting substance, in the presence of (iv) a non-Lewis acid catalyst; and (v) optionally, one or more solvents; (II) an epihalohydrin; (III) a basic acting substance; in the presence of (IV) a non-Lewis acid catalyst; and (V) optionally, one or more solvents. A curable epoxy resin composition of the re-epoxidized polyfunctional epoxy resin composition and a thermoset of the curable composition is also disclosed.


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