以一种木质素磺酸钙为原料，采用苯酚-硫酸法对其进行酚化改性。

In this paper, a kind of calcium lignosulfonate was phenolated by the method of phenol-sulfuric acid.

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以一种木质素磺酸钙为原料，采用苯酚-硫酸法对其进行酚化改性。

In this paper, a kind of calcium lignosulfonate was phenolated by the method of phenol-sulfuric acid.

youdao