Preparation, swelling, and slow-release characteristics of superabsorbent composite containing sodium humate

Industrial and Engineering Chemistry Research

Volumn 47, Issue 6, 2008, Pages 1766-1773

  Zheng, Yian ^a   Gao, Tianpeng ^a   Wang, Aiqin ^a  

^a LANZHOU INSTITUTE OF CHEMICAL PHYSICS   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ACRYLIC MONOMERS; ALKALI METALS; AMIDES; CARBON FIBER REINFORCED PLASTICS; CARBOXYLIC ACIDS; CLAY MINERALS; COBALT; COBALT COMPOUNDS; COMPOSITE MATERIALS; COMPUTER NETWORKS; FOURIER TRANSFORM INFRARED SPECTROSCOPY; GRAFTING (CHEMICAL); HYDROGELS; METAL CLADDING; METROPOLITAN AREA NETWORKS; NETWORK PROTOCOLS; ORGANIC ACIDS; POLYMER MATRIX; SILICATE MINERALS; SODIUM; SOLUTIONS; X RAY DIFFRACTION ANALYSIS;

ACRYLAMIDE (PAM); ACRYLIC ACID (PS-PAA); AMERICAN CHEMICAL SOCIETY (ACS); AQUEOUS SOLUTIONS; CA MONTMORILLONITE; CHEMICALLY BONDED; DISTILLED WATER (DW); GRAFT CO-POLYMERIZATION; PH SOLUTIONS; POLY(ACRYLIC ACID CO ACRYLAMIDE); POLYMERIC NETWORKS; SLOW RELEASES; SODIUM HUMATE; SUPER ABSORBENT COMPOSITE; SWELLING BEHAVIORS; SWELLING KINETICS; TOTAL AMOUNT; TWO STAGES; WATER ABSORBENCY;

CALCIUM;

EID: 45749088629     PISSN: 08885885     EISSN: None     Source Type: Journal    
DOI: 10.1021/ie0713137     Document Type: Article

References (28)

1. Buchholz, F. L.; Graham, T. Modern Superabsorbent Polymer Technology; Wiley-VCH: New York, 1998.
2. Zheng, Y.; Li, P.; Zhang, J.; Wang, A. Study on superabsorbent composite XVI. Synthesis, characterization and swelling behaviors of poly (sodium acrylate)/vermiculite superabsorbent composites. Eur. Polym. J. 2007, 43, 1691.
3. Santiago, F.; Mucientes, A. E.; Osorio, M.; Rivera, C. Preparation of composites and nanocomposites based on bentonite and poly(sodium acrylate). Effect of amount of bentonite on the swelling behaviour. Eur. Polym. J. 2007,43, 1.
4. Zhang, J.; Li, A.; Wang, A. Study on superabsorbent composite. VI. Preparation, characterization and swelling behaviors of starch phosphate-graft-acrylamide/attapulgite superabsorbent composite.Carbohydr. Polym. 2006,65, 150.
5. Li, A.; Wang, A.; Chen, J. Studies on poly(acrylic acid)/attapulgite superabsorbent composite. I. Synthesis and characterization. J. Appl. Polym. Sci. 2004, 92, 1596.
6. Wu, J.; Lin, J.; Zhou, M.; Wei, C. Synthesis and properties of starch-graft-polyacrylamide/clay superabsorbent composite. Macromol. Rapid Commun. 2000, 21, 1032.
7. Lin, J.; Wu, J.; Yang, Z.; Pu, M. Synthesis and properties of poly-(acrylic acid)/mica superabsorbent nanocomposite. Macromol. Rapid Commun. 2001, 22, 422.
8. Wu, L.; Liu, M.; Liang, R. Preparation and properties of a double-coated slow-release NPK compound fertilizer with superabsorbent and water-retention. Bioresour. Technol. 2008, 99, 547.
9. Paramasivam, S.; Alva, A. K. Leaching of nitrogen forms from controlled-release nitrogen fertilizers. Commun. Soil Sci. Plant Anal. 1997, 28, 1663.
10. Liang, R.; Liu, M. Z. Preparation and properties of a double-coated slow-release and water-retention urea fertilizer. J. Agric. Food. Chem. 2006, 54, 1392.
11. Guo, M.; Liu, M.; Zhan, F.; Wu, L. Preparation and properties of a slow-release membrane-encapsulated urea fertilizer with superabsorbent and moisture preservation. Ind. Eng. Chem. Res. 2004, 44, 4206.
12. Hayes, M. H. B.; MacCarthy, P.; Malcolm, R. L.; Swift, R. S. Humic Substances II: In Search of Structure; Wiley: Chichester, 1989.
13. Russell, E. W. Soil Conditions and Plant Growth, 10th ed.; Longman: London, 1973.
14. Zhang, J.; Liu, R.; Li, A.; Wang, A. Preparation, swelling behavior, and slow-release properties of a poly(acrylic acid-co-acrylamide)/sodium humate superabsorbent composite. Ind. Eng. Chem. Res. 2006, 45, 48.
15. Zhang, J.; Li, A.; Wang, A. Synthesis and characterization of multifunctional poly(acrylic acid-co-acrylamide)/sodium humate superabsorbent composite. React. Funct. Polym. 2006, 66, 747.
16. Li, A.; Zhang, J.; Wang, A. Preparation and slow-release property of a poly(acrylic acid)/attapulgite/sodium humate superabsorbent composite. J. Appl. Polym. Sci. 2007, 103, 37.
17. Lee, W. F.; Chen, Y. C. Effect of bentonite on the physical properties and drug-release behavior of poly(AA-co-PEGMEA)/bentonite nanocomposite hydrogels for mucoadhesive. J. Appl. Polym. Sci. 2004, 91, 2934.
18. Zhang, J.; Wang, A. Study on superabsorbent composites. IX: Synthesis, characterization and swelling behaviors of polyacrylamide/clay composites based on various clays. React. Fund. Polym. 2007, 67, 737.
19. Zhang, J.; Li, A.; Wang, A. Study on superabsorbent composite. V. Synthesis, swelling behaviors and application of poly(acrylic acid-co-acrylamide)/sodium humate/attapulgite superabsorbent composite. Polym. Adv. Technol. 2005, 16, 813.
20. Chu, M.; Zhu, S.; Li, H.; Huang, Z.; Li, S. Synthesis of poly(acrylic acid)/sodium humate superabsorbent composite for agricultural use. J Appl. Polym. Sci. 2006, 102, 5137.
21. Wu, J.; Lin, L.; Li, G.; Wei, C. Influence of the COOH and COONa groups and crosslink density of poly(acrylic acid)/montmorillonite super-absorbent composite on water absorbency. Polym. Int. 2001, 50, 1050.
22. Omidian, H.; Hashemi, S. A.; Sammes, P. G.; Meldrum, I. A model for the swelling of superabsorbent polymers. Polymer 1998, 39, 6697.
23. Kabiri, K.; Omidian, H.; Hashemi, S. A.; Zohuriaan-Mehr, M. J. Synthesis of fast-swelling superabsorbent hydrogels: effect of crosslinker type and concentration on porosity and absorption rate. Eur. Polym. J. 2003, 39, 1341.
24. Lee, W. F.; Wum, R. J. Superabsorbent polymeric materials. 1. Swelling behaviors of crosslinked poly(sodium acrylateco-hydroxyethyl methacrylate) in aqueous salt solution. J. Appl. Polym. Sci. 1996, 62, 1099.
25. Mohan, Y. M.; Murthy, P. S. K; Raju, K. M. Synthesis, characterization and effect of reaction parameters on swelling properties of acrylamide - sodium mefhacrylate superabsorbent copolymers React. Funct. Polym. 2005, 63,11.
26. Zheng, L. C.; Xu, S. M.; Peng, Y.; Wang, J. D.; Peng, G. Preparation and swelling behavior of amphoteric superabsorbent composite with semi-IPN composed of poly(acrylic acid)/Ca-bentonite/poly(dimethyldiallylammonium chloride). Polym. Adv. Technol. 2007, 18, 194.
27. Luo, W.; Zhang, W.; Chen, P.; Fang, Y. Synthesis and properties of starch grafted poly[acrylamide-co-(acrylic acid)]/montmorillonite nanosuperabsorbent via γ-Ray irradiation technique. J. Appl. Polym. Sci. 2005, 96, 1341.
28. Nigam, V.; Setua, D. K.; Mathur, G. N.; Kar, K. K. Epoxymontmorillonite clay nanocomposites: Synthesis and characterization. J. Appl. Polym. Sci. 2004, 93, 2201.