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异氰酸酯是异氰酸的各种酯的总称,其分子结构中都含有异氰酸酯基团(-NCO)。这类化合物是生产聚氨基甲酸酯(简称聚氨酯)的主要原料。
Isocyanates are the generic term for various esters of isocyanic acid and contain isocyanate groups (-NCO) in their molecular structure. This type of compound is the main raw material for producing polyurethane (abbreviated as polyurethane).