...isocyanurate equivalent 异氰酸酯当量 isocyanate index 异氰酸酯指数 isophorone diisocyanate（IDDI）（3-isocyanatomethyl-3，5，5-trimethylcyclohexyl isocyanate）异佛尔酮二异氰酸酯 ..
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体系中的异氰酸酯指数 NCO Index
The solvent resistance test with the film and the analysis of the structure shows that the property of solvent resistance is closely related with the degree of the degree of croosslinking and the isocyanate index is the key factor.
对单组分结构的分析和对其成膜物进行了耐溶剂性实验，实验表明，单组分体系的耐溶剂性能与体系交联程度密切相关，对应于异氰酸酯指数的影响最大。
参考来源 - 水性聚氨酯分散体的合成研究·2,447,543篇论文数据，部分数据来源于NoteExpress
而小范围的改变异氰酸酯指数，对它们的影响较小。
However the influence is relatively little when the ratio of NCO:OH is changed in a small range.
结果表明，异氰酸酯指数和改性木素含量对聚氨酸性能有影响。
It showed that isocyanate index (the ratio of NCO to OH) and lignin content influenced the properties of synthesized polyurethane.
考察了多元醇种类及配比、异氰酸酯指数等因素对材料性能的影响。
Influence of type and ratio of polyol, and NCO index on the properties of the adhesives were discussed.
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