MDFFA and TMAB make layer spacing of bentonite which have been modified by low concentration CTAB decreased.MDFFA has better anti-swelling effect on bentonite than TMAB.

 
  • MD膜驱剂和TMAB可使经低浓度CTAB改性的膨胀性膨润土层间距降低,且MD膜驱剂的防膨作用强于TMAB.
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