The invention discloses a method of preparing polyaspartic ester. The preparation method comprises the following steps: (1) organic primary amine and unsaturated dibasic acid ester are subjected to Michael addition reaction under the catalysis of a suppor
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Paragraph 0043-0048
(2020/04/29)
Aspartate resin of novel structure, polyurea coating as well as preparation method and application of polyurea coating
The invention provides aspartate resin of a novel structure and a preparation method of a polyurea coating containing the aspartate resin. According to a synthesis method of the aspartate resin of thenovel structure, unsaturated binary carboxylic ester an
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Paragraph 0080-0083
(2019/07/05)
Method for preparing polyaspartic ester
The invention discloses a method for preparing polyaspartic ester. According to the method, a supported zinc catalyst is used to catalyze a Michael addition reaction on organic primary amine and unsaturated binary acid ester. Reaction activity of primary
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Paragraph 0043; 0044; 0046-0048
(2019/10/01)
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