Synthesis and Characterization of Poly (CMC-g-cl-PAam/Zeolite) Superabsorbent Composites for Controlled Delivery of Zinc Micronutrient: Swelling and Release Behavior

REFERENCES

• El-Handy, O.A.; Abo-Sedera, S.A. Conditioning effect of composts and acrylamide hydrogels on a sandy calcareous soil. II-Physico-bio-chemical properties of the soil. Int. J. Agri. Biol. 2006, 8, 876–884.
   Google Scholar
• Bhardwaj, A.K.; Shainberg, I.; Goldstein, D.; Warrington, D.N.; Levy, G. Water retention and hydraulic conductivity of cross- linked polyacrylamides in sandy soils. J. Soil Sci. Soc. Am. J. 2007, 71, 406–412.
   Web of Science ®Google Scholar
• Johnson, M.S.; Leah, R. Effect of superabsorbent polyacrylamides on efficiency of water use by crop seedlings. J. Sci. Food Agric. 1990, 52, 413–434.
   Web of Science ®Google Scholar
• Johnson, M.S. Effect of soluble salts on water absorption by gel-forming soil conditioners. J. Sci. Food Agri. 1984, 35, 1063–1066.
   Web of Science ®Google Scholar
• Anupama; Kumar, R.; Jat, M.L.; Parmar, B.S.J. Performance of a new superabsorbent polymer on crop and water productivity of summer mung bean (Phaseolus radiatus). Water Manag. 2005, 13, 1–5.
   Google Scholar
• Anupama Singh, M.C.; Kumar, R.; Parmar, B.S.; Kumar, A. Performance of a new superabsorbent polymer on seedling and post planting growth and water use pattern of chrysanthemum grown under controlled environment. Acta Hort. 2007, 742, 43–50.
   Google Scholar
• Jamnongkan, T.; Kaewpirom S. Controlled-release fertilizer based on chitosan hydrogel: Phosphorus release kinetics. Sci. J. UBU 2010, 1, 43–50.
   Web of Science ®Google Scholar
• Rudzinski, W.E.; Dave, A.M.; Vaishnav, U.H.; Kumbar, S.G.; Kulkarni, A.R.; Aminabhavi, T.M. Hydrogels as controlled release devices in agriculture. Des. Monomers Polym. 2002, 5, 39–65.
   Web of Science ®Google Scholar
• Bettini, R.; Catellani, P.L.; Santi, P.; Massimo, G.; Peppas, N.A.; Colombo P. Translocation of drug particles in HPMC matrix gel layer: effect of drug solubility and influence on release rate. J. Contr. Rel. 2001, 70, 383–391.
   PubMed Web of Science ®Google Scholar
• Uri, S.; Avi, S.; Gil S.; Zaslavsky, D. Release characteristics of a new controlled release fertilizer. J. Contr. Rel. 1997, 43, 131–138.
   Web of Science ®Google Scholar
• Li, A.; Wang, A.; Chen, J. Studies on poly(acrylic acid)/attapulguite superabsorbent composites. II. Swelling behavior of super absorbent composites in saline solutions and Hydrophilic solvent mixtures. J. Appl. Polym. Sci. 2004, 94, 1869–1876.
   Google Scholar
• William, G.E.; Aldo, B.A.; Jinwen, Z. Polymer nanocomposites: synthetic and natural fillers a review. Maderas Cienc. Technol. 2005, 7, 159–178.
   Google Scholar
• Park, H.; Lee, W.; Park, C.; Cho, W.; Ha, C. Environmentally friendly polymer hybrids Part I Mechanical, thermal, and barrier properties of thermoplastic starch/clay nanocomposites. J. Mater. Sci. 2003, 38, 909–915.
   Web of Science ®Google Scholar
• Prasad, R. Zinc in soils and in plant, human and animal nutrition. Ind. J. Fert. 2006, 2, 103–119.
   Google Scholar
• Maclean, J.L.; Dawe, D.C.; Hardy, B.; Hettel, C.P. Rice Almanac, 3rd ed. CABI Publishing: Wallingford, CT, 2002.
   Google Scholar
• Mandal, B.; Hazra, G.C.; Mandal, L.N. Soil management influences on zinc desorption for rice and maize nutrition. Soil Sci. Soc. Am. J. 2000, 64, 1699–1705.
   Web of Science ®Google Scholar
• Singh, A.; Sarkar, D.J.; Singh, A.K.; Prasad, R.; Kumar, A.; Parmar, B.S. Studies on novel nanosuperabsorbent composites: swelling behavior in different environments and effect on water absorption and retention properties of sandy loam soil and soil-less medium. J. Appl. Polym. Sci. 2011, 120, 1448–1458.
   Web of Science ®Google Scholar
• Sadeghi, M.; Hosseinzadeh, H. Synthesis and swelling behavior of starch-poly(sodium acrylate-co-acrylamide) superabsorbent hydrogel. Turk J. Chem. 2008, 32, 375–388.
   Web of Science ®Google Scholar
• Sivanantham, M.; Tata, B.V.R. Swelling/deswelling of polyacrylamide gels in aqueous NaCl solution: Light scattering and macroscopic swelling study. Pramana J. Phys. 2012, 79, 457–469.
   Web of Science ®Google Scholar
• Sommers, L.E.; Nelson, D.W. Determination of total phosphorus in soils: a rapid perchloric acid digestion procedure. Soil Sci. So. Am. J. 1972, 36, 902–904.
   Web of Science ®Google Scholar
• Higuchi, T.J. Mechanism of sustained action medication. Theoretical analysis of rate of release of solid drugs dispersed in solid matrices. Pharmacol. Sci. 1963, 52, 1145–1149.
   Google Scholar
• Ritger, P.L.; Peppas, N.A. A simple equation for description of solute release I. Fickian and non-Fickian release from non-swellable devices in form of slabs, sphere, cylinders or discs. J. Contr. Rel. 1987, 5, 23–36.
   Google Scholar
• Lin, C.; Metters, A.T. Hydrogels in controlled release formulations: Network design and mathematical modeling. Adv. Drug Deliver. Rev. 2006, 58, 1379–1408.
   PubMed Web of Science ®Google Scholar
• Ma, Z.H.; Li, Q.; Yue, Q.Y.; Gao, B.Y.; Xu, X.; Zhong, Q.Q. Environmentally friendly polymer hybrids. Part I: Mechanical, thermal, and barrier properties of thermoplastic starch/clay nanocomposites. Bioresour. Technol. 2011, 102, 2853–2858.
   Google Scholar
• Zhou, W.J.; Yao, K.J.; Kurth, M.J. Synthesis and swelling properties of the copolymer of acrylamide with anionic monomers. J. Appl. Polym. Sci. 1996, 62, 911–915.
   Web of Science ®Google Scholar
• Kabiri, K.; Omidian, H.; Hashemi, S.A.; Zohuriaan-Mehr, M.J. Synthesis of fast-swelling superabsorbent hydrogels: effect of cross-linker type and concentration on porosity and absorption rate. Eur. Polym. J. 2003, 39, 1341–1348.
   Web of Science ®Google Scholar
• Pourjavadi, A.; Mahdavinia, G.R. Superabsorbency, pH-sensitivity and swelling kinetics of partially hydrolyzed chitosan-g-poly(acrylamide) hydrogels. Turk J. Chem. 2006, 30, 595–608.
   Web of Science ®Google Scholar
• Reyes, Z., Clark, C.F., Comas, M., Russell, C.R.; Rist, C.E. Continuous production of grafted copolymers of starch with acrylamide and acrylic acid by electron preirradiation. Nucl. Appl. 1969, 6, 509–517.
   Google Scholar
• Wang, W.; Wang, A. Preparation, swelling and water-retention properties of cross-linked superabsorbent hydrogels hased on guar gum. Adv. Mater. Res. 2010, 96, 177–182.
   Google Scholar
• Allcock, H.R.; Lampe, F.W.; Mark, J.E. Contemporary Polymer Chemistry, Prentice-Hall: Englewood Cliffs, NJ, 1981.
   Google Scholar
• Liu, Z.S.; Remple, G.L. Preparation of superabsorbent polymers by cross-linking acrylic acid and acrylamide copolymers. J. Appl. Polym. Sci. 1997, 64, 1345–1353.
   Web of Science ®Google Scholar
• Flory, P.J. Principles of Polymer Chemistry, Cornell University Press: Ithaca, NY, 1953.
   Google Scholar
• Chen, G.; Yao, K.; Zhao, J. Montmorillonite clay/poly(methyl methacrylate) hybrid resin and its barrier property to the plasticizer within poly(vinyl chloride) composite. J. Appl. Polym. Sci. 1999, 73, 425–430.
   Web of Science ®Google Scholar
• Chen, J.; Zhao, Y. An efficient preparation method for superabsorbent polymers. J. Appl. Polym. Sci. 1999, 74, 119–124.
   Web of Science ®Google Scholar
• Castaldi, P.; Santona, L.; Cozza, C.; Giuliano, V.; Abbruzzese, C.; Nastro, V.; Melis, P. Thermal and spectroscopic studies of zeolites exchanged with metal cations. J. Mol. Struct. 2005, 734, 99–105.
   Web of Science ®Google Scholar
• Serra, L.; Doménechc, J.; Peppas, N.A. Drug transport mechanisms and release kinetics from molecularly designed poly(acrylic acid-g-ethylene glycol) hydrogels. Biomaterials 2006, 27, 5440–5451.
   PubMed Web of Science ®Google Scholar
• Hermans, J.J. Flow Properties of Disperse System, Wiley-Inter-Science: New York, 1953.
   Google Scholar