NCO Index的意思|示意

Influence of type and ratio of polyol, and NCO index on the properties of the adhesives were discussed.

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。

Temperature, solid contents, index of NCO, quantity of water were discussed for demonstrating their effort on reaction and Proper amount of those factors were pointed out, too.

还探讨了温度、固含量、异氰酸酯指数、水的量等因素对反应体系的影响，并指出了合成过程中，以上因素的合理用量。

It showed that isocyanate index (the ratio of NCO to OH) and lignin content influenced the properties of synthesized polyurethane.

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。