s A polyamideimide (PAI) coating was synthesized from the reaction of rosin maleic anhydride (RMA) adduct with di isocyanates,and modified by means of copolymerization with caprolactam.
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- 用松香和马来酸酐加成物-马来海松酸酐与芳香族二异氰酸酯反应制备了聚酰胺亚胺(PAI)烘漆,进一步用己内酰胺共聚改性。