This paper discussed retention and drainage properties of a series of cationic-hydroxypropyl guar gum derivatives(CHPG), which were successfully synthesized in our lab.
合成了阳离子羟丙基瓜尔胶（CHPG），研究了该系列瓜尔胶衍生物对旧报纸脱墨浆的助留助滤作用。
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