Abstract A lightfast aq. polyurethane emulsion for leather finishing was prepared mainly from aliphatic isocyanate.
选择
肪族异氰酸酯为主要原料，制备了一种耐光型
性聚氨酯皮革涂饰剂。
肪族的,肪质的
的，烃的;
的,
的,患的,不易被沾湿的;
合物;;;
]肪醇]肪酸肪族胺；肪胺肪族烃Abstract A lightfast aq. polyurethane emulsion for leather finishing was prepared mainly from aliphatic isocyanate.
选择肪族异氰酸酯为主要原料，制备了一种耐光型性聚氨酯皮革涂饰剂。
An efficient palladium-cocatalyst system for vinylation of unsaturated carboxylic acid has been exploited,among which aliphatic amines(ALA)are firstly used as cocatalysts.
以醋酸钯/邻菲洛林/肪胺为催体系,丙烯酸和乙酸乙烯酯为原料,通过乙烯
交换反应制备丙烯酸乙烯酯。
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