Structural insights into a novel molecular-scale composite of soluble poly(vinyl pyrrolidone) supporting uniformly dispersed nanoscale poly(vinyl pyrrolidone) particles
Structural insights into a novel, molecular‐composite poly(vinyl pyrrolidone) consisting of a soluble, film‐forming poly(vinyl pyrrolidone) (PVP) polymer and in situ formed, minute, crosslinked, nanoscale, insoluble poly [poly(vinyl pyrrolidone)] (PPVP) polymer particles are reported. A technique fo...
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Published in | Journal of applied polymer science Vol. 89; no. 3; pp. 734 - 741 |
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Main Authors | , , , , , , |
Format | Journal Article |
Language | English |
Published |
New York
Wiley Subscription Services, Inc., A Wiley Company
18.07.2003
Wiley |
Subjects | |
Online Access | Get full text |
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Summary: | Structural insights into a novel, molecular‐composite poly(vinyl pyrrolidone) consisting of a soluble, film‐forming poly(vinyl pyrrolidone) (PVP) polymer and in situ formed, minute, crosslinked, nanoscale, insoluble poly [poly(vinyl pyrrolidone)] (PPVP) polymer particles are reported. A technique for determining the PVP molecular weight and PPVP weight fraction by gel permeation chromatography/multi‐angle light scattering (MALS) is described. Particle size studies by quasi‐elastic light scattering and field flow fractionation/MALS demonstrate that the nanoscale, insoluble polymer particles are nominally 370 and 325 nm in diameter, respectively. Rheological experiments on this dispersed system yield a complex macroscopic behavior. Atomic force microscopy images confirm a substantial heterogeneous nature for a film cast from this molecular‐composite material. Finally, this polymeric molecular composite in film form exhibits, among many other interesting properties, a dramatic enhancement in water resistance, as demonstrated by a simple image water resistance test for an ink‐jet printing application. © 2003 Wiley Periodicals, Inc. J Appl Polym Sci 89: 734–741, 2003 |
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Bibliography: | ark:/67375/WNG-4B3CTPM0-P istex:73B57EBB455377A37460DA22FC4A0DBB83C2C7F7 ArticleID:APP12200 |
ISSN: | 0021-8995 1097-4628 |
DOI: | 10.1002/app.12200 |