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Investigation on Aqueous Solution Properties of Dendrimer PPI

  • Min Xu
  • , Xiao Hu Yan
  • , Xue Hai Yu*
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Aqueous solution properties of dendrimer PPI[Poly (propylene imine)] were studied by measuring viscosity parameters. Particularly on the extremely dilute concentration region were focused on. The adsorption constant k, critical concentration Cs, intrinsic viscosity [η], intermolecular association constant Km and hydrodynamic contact concentration cs were calculated. And the generation number dependence of these parameters were also studied. From the results, the unique behavior of dendrimer solution was explained preliminary. The adsorption phenomenon of polymer solution is general, and the adsorption theory is also fit for dendrimers. Furthermore, the dynamic contact concentration cs was determined by a simple viscosity method for the first time.

Original languageEnglish
Pages (from-to)705
Number of pages1
JournalKao Teng Hsueh Hsiao Hua Heush Hsueh Pao/ Chemical Journal of Chinese Universities
Volume22
Issue number4
StatePublished - Apr 2001
Externally publishedYes

Keywords

  • Adsorption
  • Dendrimer
  • Dilute solution
  • Dynamic contact concentration

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