The diffusion of latex nanospheres and the effective (microscopic) viscosity of HPMC gels

International Journal of Pharmaceutics

Volumn 298, Issue 2, 2005, Pages 361-366

  Ruenraroengsak, Pakatip ^a   Florence, Alexander T ^a  

^a UNIVERSITY OF LONDON   (United Kingdom)

Author keywords

Diffusion coefficient; Diffusion in gels; Effective viscosity; Nanospheres

Indexed keywords

AMINO LATEX; CARBOXYL LATEX; GLYCEROL; HYDROXYPROPYLMETHYLCELLULOSE; LATEX; NANOPARTICLE; UNCLASSIFIED DRUG; WATER;

AQUEOUS SOLUTION; CONFERENCE PAPER; DIFFUSION COEFFICIENT; DISPERSION; GEL; LIGHT SCATTERING; MATHEMATICAL COMPUTING; MICROSCOPY; MOLECULAR INTERACTION; PREDICTION; PRIORITY JOURNAL; VISCOSITY;

DIFFUSION; EXCIPIENTS; GELS; LACTOSE; LATEX; LIGHT; METHYLCELLULOSE; NANOTUBES; OXAZINES; SCATTERING, RADIATION; VISCOSITY;

EID: 21344472134     PISSN: 03785173     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijpharm.2005.01.044     Document Type: Conference Paper

References (11)

1. K.E. Bremmell, N. Wissenden, and D.E. Dunstan Diffusion probe measurements in Newtonian and elastic solutions Adv. Colloid Interface Sci. 89/90 2001 141 154
2. J. Crank The Mathematics of Diffusion 2nd ed. 1975 Oxford University Press Oxford
3. A.T. Florence, P.H. Elworthy, and A. Rahman The influence of solution viscosity on the dissolution rate of soluble salts, and the measurement of an "effective" viscosity J. Pharm. Pharmacol. 25 1973 779 786
4. M.A. Lauffer Theory of diffusion in gels Biophys. J. 1 1961 205 212
5. J.S. Mackie, and P. Meares The diffusion of electrolytes in a cation-exchange resin membrane. I. Theoretical Proc. R. Soc. Lond. A232 1955 498 509
6. J.S. Mackie, and P. Meares The diffusion of electrolytes in a cation-exchange resin membrane. II. Experimental Proc. R. Soc. Lond. A232 1955 510 518
7. A.N. Martin Physical Pharmacy: Physical Chemical Principles in the Pharmaceutical Sciences 4th ed. 1993 Williams and Wilkins Baltimore, Lippincott pp. 324-329
8. L. Masaro, and X.X. Zhu Physical models of diffusion for polymer solutions, gels and solids Prog. Polym. Sci. 24 1999 731 775
9. A.H. Muhr, and M.V. Blanshard Diffusion in gels Polymer 23 1982 1012 1026
10. R. Pecora Dynamic light scattering measurement of nanometer particles in liquids J. Nanoparticle Res. 2 2000 123 131
11. B.A. Westrin, and A. Axelsson Diffusion in gels containing immobilized cells: a critical review Biotechnol. Bioeng. 38 1991 439 446