This thesis introduces a method of synthesis of lignin phosphonic acid, a new product, by making use of lignin, the scrap material in the course of paper-making.

利用造纸工业副产品—木质素合成木质素膦酸新产品，并测定了它的含磷量和红外光谱。

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The invention relates to a method for preparing alkyl phosphonic acid, which comprises the following steps: (1) an alkali metal reacts with phosphite ester to obtain phosphite ester;

本发明涉及一种烷烃基膦酸制备方法，包括下列步骤：（1）碱金属与亚磷 酸酯反应，得到亚磷酸酯盐；

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The new water stabiliser TJ -302, a compound containing phosphonic acid, is synthetized in water phase with main materials, of maleic anhydride, acrylic acid and phosphate by one step.

以马来酸酐、丙烯酸和含磷化合物为主要原料，在水相中一步合成出含膦马-丙多元共聚物TJ-302；

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