Poly(complexes) stabilized by acid-base interactions: Poly(4-vinylpyridine) and poly(ethylene-co-maleic acid)
Author
dc.contributor.author
Villar, V.
Author
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Opazo, A.
Author
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Gargallo, L.
Author
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Radić, D.
Author
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Rios, H.
Author
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Clavijo Campos, Ernesto
Admission date
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2018-12-20T15:09:20Z
Available date
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2018-12-20T15:09:20Z
Publication date
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1998
Cita de ítem
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International Journal of Polymer Analysis and Characterization, Volumen 4, Issue 4, 2018, Pages 333-343
Identifier
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1023666X
Identifier
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10.1080/10236669808009721
Identifier
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https://repositorio.uchile.cl/handle/2250/158028
Abstract
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Interpolymer complex (IC) formation between poly(ethylene-co-maleic acid) and poly(4-vinylpiridine) (P4VPy) has been observed and characterized. Data from viscosity, infrared spectroscopy and thermogravimetric analysis show the presence of an interpolymer complex depending on the composition and pH of the solution. The driving force for poly(complex) formation seems to be the specific acid-base interactions between free carboxylic groups of the copolymer and the pyridine nitrogen of P4VPy.