BUCHHLZ F L, GRAHAM T. Modern superabsorbent polymer technology[M]. New York: Wiley？VCH, 1998: 1152-1154.？
[3]
LEVY R. Environmental cleanup using supersorbent polymers and contaminant reducing agents[P]. US 5,885,602, 1999.？
[4]
LIN J M, W J H, YANG Z F, PU M L. Synthesis and properties of poly (acrylic acid ) /mica superabsorbent nanocomposite[J]. J Macromol Rapid Comm, 2001, 22：422-424.？
[5]
ZHANG J P, CHEN H, WANG A Q. Stuay on superabsorbent composite ( Ⅳ): effects of organification degree of attapulgite composites[J]. Eur Polym J , 2006, 42: 101-108.？
[6]
WU J H, WEI Y L, LIN S B. Study on starch？graft？acrylamide/mineral powder super absorbent composite[J]. J Polymer, 2003, 44: 6513-6520.？
[7]
LEE W F, CHEN Y C. Effect of intercalated reactive mica on water absorbency for poly ( sodium acrylate ) composite superabsorbents[J]. Eur Polym J, 2005, 41: 1605-1612.？
[8]
张亚涛, 张林，陈欢林. 聚(丙烯酸？丙烯酰胺)/水滑石纳米复合高吸水性树脂的制备及表征 [J].化工学报,2008, 58(6): 1489-1493. ？ZHANG Yatao, ZHANG Lin, CHEN Huanlin．Preparation and characterization of poly(acrylic acid？co？acrylamide)/hydrotalcite nanocomposite superabsorbent[J]．Chemical industry and Engineering, 2008, 58(6): 1489-1493. ？
WAN Tao, YUAN Li. Preparation of bentonite？poly [(acrylicacid)？acrylamide] water superabsorbent by Photopolymerization[J]. J Polymer International, 2006, 55: 1413-1416.？
[11]
张小红, 崔英德. 可生物降解海藻酸钠高吸水性树脂的性能与结构[J].高分子材料科学与工程, 2006,22(4): 91-94. ？ZHANG Xiaohong, CUI Yingde. Study on properties and structure of sodium alginate superabsorbent[J]. Polymer Materials Science & Engineering, 2006, 22(4): 91-94.？
[12]
KIATKAMJORNWONG S, CHOMSAKSAKUL W, RADIATION S M. Modification of water absorption of cassava starch by acrylic acid/acrylamide[J]. J Radiation physics and Chemistry,2000,59(4)：413-427.？
[13]
李雪辉, 李帅, 王芙蓉,等. 酸改性膨润土对[BMIM]Cl离子液体的吸附[J].化工学报,2006,58(6): 1489-1493. ？LI Xuehui, LI Shuai, WANG Furong, et al. Adsorption of [BMIM] Cl ionic liquid by acid？modified bentonite[J]. Chemical Industry and Engineering，2006, 58(6): 1489-1493.？
