A Study in the Adsorption Behaviors of Cr (VI) on Crosslinked Amphoteric Starches Synthesized through Using the Microwave Radiation Method，2009高分子材料先进制造业（青岛）国际论坛（8.19-8.21，青岛）-中国聚合物网,论文下载

A Study in the Adsorption Behaviors of Cr (VI) on Crosslinked Amphoteric Starches Synthesized through Using the Microwave Radiation Method

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关键词：

adsorption capacity amphoteric starch Cr (VI) the
degree of substitution

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213K

所属学科：

分子表征

来源：

2009高分子材料先进制造业（青岛）国际论坛（8.19-8.21，青岛）

简介：

Crosslinkedamphotericstarches(CAS)withquaternaryammoniumcationicandcarboxymethylanionicgroupswerepreparedbyamicrowaveradiationmethod.TheiradsorptionbehaviorforCr(VI)wasinvestigated.Theresultsshowedthathighthedegreeofsubstitution(DS)ofmodifiedstarchwasfavorabletothesynthesisbythemicrowaveheatingandcrosslinkedamphotericstarchespreparedwithhighertheadsorptioncapacitythanbythedryingreaction.Theadsorptioncapacityincreaseswiththeincreasingcationicgroupsanddecreasedwithincreasingdegreeofsubstitutionofanionicgroups.TheadsorptioncapacitywasfoundtofollowtheLangmuirisotherm.

作者：

ZOU Lixia, LIU Qingcheng, XU Qiong, RONG Jinghua

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2009-11-06 11:28:03

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