modified alkali lignin的意思|示意

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改性碱木质素


modified alkali lignin的网络常见释义

改性碱木质素 【Key words】 refined alkali lignin; modified alkali lignin; rigid polyurethane foam; mechanical property; aging resistance

modified alkali lignin相关例句

Hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system.

选用合适的复合酰化体系,通过电位滴定,测定了工业碱木质素及其改性树脂的羟值。