RAFT polymerization of methacrylic acid in water

RAFT polymerization of methacrylic acid in water. Isabelle Chaduc,Muriel Lansalot,*Franck D'Agosto,*Bernadette Charleux. 1. Université de Lyon, Univ. Lyon 1 ...
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RAFT polymerization of methacrylic acid in water Isabelle Chaduc, Muriel Lansalot,* Franck D’Agosto,* Bernadette Charleux 1. Université de Lyon, Univ. Lyon 1, CPE Lyon, CNRS UMR 5265, Laboratoire de Chimie Catalyse Polymères et Procédés (C2P2), Equipe LCPP Bat 308F, 43 Bd du 11 Novembre 1918, F-69616 Villeurbanne, France SUPPORTING INFORMATION

Conversion (%)

100 80 60 4 ([MAA]/[CTTPA]=43) 14 ([MAA]/[CTTPA]=287) 15 ([MAA]/[PTTCA]=578) 16([MAA]/PTTCA=1158)

40 20 0 0

60

120 180 240 300 360 420 480 540 Time (min)

Figure S1: RAFT polymerization of MAA performed in water at 80°C at different [MAA]/[CTPPA] ratios. [MAA] = 2.5 mol.L-1, [CTPPA]/[ACPA] = 10. (a) Evolution of monomer conversion versus time for the RAFT polymerization of MAA performed in water at 80°C at different [MAA]/[CTPPA] ratios. [MAA] = 2.5 mol.L-1, [CTPPA]/[ACPA] = 10.

4 ([MAA]/([CTPPA] = 43) 49% (PDI 1.15)

66% (PDI 1.15) 98% (PDI 1.15)

28% (PDI 1.15) Conversion

2.5

3

3.5

4

4.5

5

Log (M/g.mol-1)

14 ([MAA]/([CTPPA] = 287) 30% (PDI 1.10)

54% (PDI 1.08)

70% (PDI 1.08)

18% (PDI 1.12)

96% (PDI 1.07)

Conversion

3

3.5

4 4.5 Log (M/g.mol-1)

5

5.5

15([MAA]/([CTPPA] = 578) 60% 45% 33% (PDI 1.13) (PDI 1.11) 76% (PDI 1.16) (PDI 1.08) 18% (PDI 1.22) 94% (PDI 1.08) Conversion

3

3.5

4 4.5 Log (M/g.mol-1 )

5

5.5

Figure S2: SEC chromatogram evolutions for RAFT polymerizations of MAA performed in water at 80°C at different [MAA]/[CTPPA] ratios. [MAA] = 2.5 mol.L-1, [CTPPA]/[ACPA] = 10.