CN109293866B - 一种腐植酸改性水性聚氨酯材料及其制备方法 - Google Patents
一种腐植酸改性水性聚氨酯材料及其制备方法 Download PDFInfo
- Publication number
- CN109293866B CN109293866B CN201811106800.6A CN201811106800A CN109293866B CN 109293866 B CN109293866 B CN 109293866B CN 201811106800 A CN201811106800 A CN 201811106800A CN 109293866 B CN109293866 B CN 109293866B
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- Prior art keywords
- waterborne polyurethane
- humic acid
- acid modified
- modified waterborne
- diisocyanate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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