专利号:US-10968308-B2 优先权日:2017-11-07 标 题 :Preparation method of epoxy compound having alkoxysilyl group, epoxy compound having alkoxysilyl group, composition comprising the same, and use thereof 发明人:CHUN HYUN AEE; KIM YUN JU; PARK SOOK YEON; PARK SU JIN 权利人:KOREA INST IND TECH 摘要:Provided are a preparation method of an epoxy compound having an alkoxysilyl group in which an increase in the epoxy equivalent weight (EEW) of the epoxy compound is minimized because alkoxysilylation occurs through a simple one-step reaction using a hydroxyl group formed during the synthesis of the epoxy compound, an epoxy compound having an alkoxysilyl group prepared by the method, a composition comprising the same, and a use thereof. The method includes the reaction of an epoxy compound having a hydroxyl group with an isocyanate alkoxysilane in the presence of amine-based base catalyst, wherein the epoxy compound having an alkoxysilyl group has a mole ratio of [epoxide group]:[alkoxysilyl group] of n:1 ranging from 2:1 to 10:1, and an EEW increase of the epoxy compound having an alkoxysilyl group is less than 260/n. The epoxy compound has good physical properties when being cured.
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