Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metalhydroxide.
水、丙烯晴和半乳甘露聚糖胶，同碱金属氢氧化物在一起，加入到反应器中。
2
This system consists of bentonite, mixed metalhydroxide, cationic polymer and non-ionic surfactants etc.
该体系是由膨润土，混合金属氢氧化物、阳离子聚合物、非离子表面活性剂等组成的。
3
The invention discloses a method for preparing laminated dihydroxy composite metalhydroxide porous microspheres, and belongs to the technical field of catalyst forming.