Evaluation of some starch derivatives containing amide groups as flocculants

Starch/Staerke

Volumn 53, Issue 7, 2001, Pages 323-329

  Khalil, Mohamed I ^a   Aly, Amal A ^a  

^a NATIONAL RESEARCH CENTRE   (Egypt)

Author keywords

Flocculation; Grafted starch; Hydrolyzed starch; Nonionic starch; Starch ethers

Indexed keywords

EID: 0035396614     PISSN: 00389056     EISSN: None     Source Type: Journal    
DOI: 10.1002/1521-379X(200107)53:7<323::AID-STAR323>3.0.CO;2-Z     Document Type: Article

References (15)

1. J. Gregori: In Chemistry and Technology of Water Soluble Polymers (Ed. C. A. finch). Plenum, N.Y. 1981.
2. R. C. Burr, G. F. Fanta, W. M. Doane, C. R. Russel: Starch graft copolymers for water treatment. Starch 1975, 27, 155.
3. N. Miyata, I. Sakata, R. Senju: The effects of the properties of trunk polymers on the flocculating action of graft copolymers. Bull. Chem. Soc. Japan 1975, 48, 3367-3371.
4. M. I. Khalil, Kh. M. Mostafa, A. Hebeish: Graft polymerization of acrylamide onto maize starch using potassium persulphate as initiator. Angew. Makromol. Chem. 1993, 213, 43-54.
5. M. I. Khalil, M. K. Beliakova, A. A. Aly: Preparation of some starch ethers using the semi-dry state process. Carbohydr. Polym. Accepted for publication (2000).
6. M. I. Khalil, S. Farag, A. A. Aly, A. Hebeish: Some studies on starch-urea-acid reaction mechanism. Carbohydr. Polym. Accepted for publication (2001).
7. nd Ed. Langman Group Ltd. London, 1975, p. 652.
8. F. Mabire, R. Audebert, C. Quivoron: Flocculation properties of some water-soluble cationic copolymers toward silica suspensions semiquantitative interpretation of the role of molecular weight and cationicity through a "patchwork" model. J. Colloidal Interface Sci. 1984, 97, 120-136.
9. D. Liaw, S. Shiau, K. Lee: Dilute solution properties of cationic poly(dimethyl sulfate quaternized dimethyl aminoethyl methacrylate). J. Appl. Polym. Sci. 1992, 45, 61-70.
10. X. M. Cherian, P. Satymoorthy, V. N. G. Kumar: Starch derivatives for flocculation of ferric soaps. Starch/Stärke 1992, 44, 301-305.
11. T. W. G. Solomons: Organic Chemistry, 4th Ed., John Wiley and Sons, Inc., New York, 1988, Chap. 19, p. 889.
12. M. I. Khalil, A. A. Aly: Preparation and evaluation of some cationic starch derivatives as flocculants. Starch/Stärke 2001, 53, 85-89.
13. G. M. Lindquist, R. A. Stratton: The role of polyelectrolyte charge density and molecular weight on the adsorption and flocculation of colloidal silica with polyethylenimine. J. Colloidal Interface Sci. 1976, 55, 45-59.
14. M. I. Khalil, S. Farag: Utilization of some starch derivatives in heavy metal ions removal. J. Appl. Polym. Sci. 1998, 69, 45-60.
15. G. P. Karmakar, R. P. Singh: Flocculation studies using amylose-grafted polyacrylamide. Colloids Surf. A 1998, 133, 119-124.