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Temperature-Responsive Water-Soluble Copolymers Based on 2-Hydroxyethyl Acrylate and Butyl Acrylate

✍ Scribed by Grigoriy A. Mun; Zauresh S. Nurkeeva; Aliya B. Beissegul; Artem V. Dubolazov; Perizat I. Urkimbaeva; Kinam Park; Vitaliy V. Khutoryanskiy


Publisher
John Wiley and Sons
Year
2007
Tongue
English
Weight
191 KB
Volume
208
Category
Article
ISSN
1022-1352

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✦ Synopsis


Abstract

Amphiphilic copolymers have been synthesised by free radical copolymerisation of 2‐hydroxyethyl acrylate with butyl acrylate, the reactivity ratios of which indicate practically equal reactivity. The copolymers containing less than 30 mol‐% of BA were soluble in water and exhibited a LCST in aqueous solutions. It was found that the interaction between these copolymers and poly(acrylic acid) in aqueous solutions resulted in the formation of interpolymer complexes stabilised by hydrogen bonds and hydrophobic interactions. This interaction was significantly affected by solution pH and led to modification of the temperature‐responsive behaviour of the copolymers.

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