- 专利标题： POLYASPARTIC ACID ESTER COMPOSITIONS WHICH CONTAIN POLYASPARTIC ACID ESTERS WITH PRIMARY AMINO GROUPS AND SMALL AMOUNTS OF FUMARIC ACID DIALKYL ESTERS
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申请号： US16648344申请日： 2018-09-14
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公开(公告)号： US20200216383A1公开(公告)日： 2020-07-09
- 发明人: Dorota Greszta-Franz , Jan Weikard , Matthias Wintermantel , Robert Maleika , Thomas Klimmasch , Thomas Schuettler
- 申请人： Covestro Deutschland AG
- 优先权： com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@74d7c565
- 国际申请： PCT/EP2018/074884 WO 20180914
- 主分类号： C07C229/24
- IPC分类号： C07C229/24 ; C07C227/06 ; C07C229/26 ; C08G18/38 ; C08G18/79
摘要：
The present invention relates to polyaspartic acid ester compositions which contain polyaspartic acid esters with primary amino groups and small amounts of fumaric acid dialkyl esters, to a method for preparing same and the use thereof as a reactive component for polyisocyanates in two-component polyurethane systems.
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