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Synthèse de l'acide 2‐acrylamido 2‐méthylpropanoïque et copolymérisation avec l'acrylamide
Author(s) -
Camail Michel,
Margaillan André,
Thuret Sandrine,
Vernet JeanLouis
Publication year - 1996
Publication title -
macromolecular chemistry and physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.57
H-Index - 112
eISSN - 1521-3935
pISSN - 1022-1352
DOI - 10.1002/macp.1996.021970821
Subject(s) - copolymer , monomer , polymer chemistry , acrylamide , chemistry , reactivity (psychology) , acrylic acid , polymer , organic chemistry , medicine , alternative medicine , pathology
The synthesis of 2‐acrylamido‐2‐methylpropanoic acid (2A2MPA) was carried out starting from 2‐methylpropanoic acid. Copolymerizations of the 2A2MPA salt (2A2MPANa, monomer A) with acrylamide (AM, monomer B) were investigated using K 2 S 2 O 8 as initiator. They were terminated before reaching 15% conversion. A range of feed compositions was selected (2A2MPANa increasing from 10 to 100 mol‐%) and the compositions of the copolymers obtained were assessed through 13 C NMR. The reactivity ratios for the couple A, B were determined as r A = 0,76 and r B = 1,06. One additional copolymerization was allowed to reach 100% conversion, and the final copolymer showed interesting drag reduction properties.
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