Toward replacement of styrene by bio-based methacrylates in unsaturated polyester resins
Sylvain Cousinet, Ali Ghadban, Etienne Fleury,
Frédéric Lortie*, Jean-Pierre Pascault, Daniel Portinha*
Université de Lyon, F-69631, Lyon; INSA Lyon, F-69621, UMR CNRS 5223, Ingénierie des Matériaux Polymères F-69621, Villeurbanne, France. Fax: +33 (0)4 72 43 85 27; Tel: +33 (0)4 72 43 63 38 ;
e-mail addresses : frederic.lortie@insa-lyon.fr; daniel.portinha@insa-lyon.fr;
(a)
(b)
Figure S1 : NIR Spectra of (a) UP-S and (b) UP-MMA, for a given composition (fRD = 0.75) before polymerization (t=0) and after Room temperature redox-initiated polymerization and post-curing at 140°C
Figure S2: Swelling ratio of UP-BDDMA-RD2 networks (see experimental section for detailed experimental procedure)
Formulations
|
fRD
|
fRD2
|
(mPa.s)
|
UP-St
|
0.75
|
0
|
18.8 0.6
|
UP-BDDMA
|
0.75
|
0
|
164.3 4.7
|
UP-MMA
|
0.75
|
0
|
17.9 0.6
|
UP-BDDMA-MMA
|
0.75
|
0.15
|
96.6 7.5
|
0.75
|
0.45
|
53.0 2.3
|
0.75
|
0.75
|
35.5 6.1
|
UP-BDDMA-IBOMA
|
0.75
|
0.15
|
135.3 1.5
|
0.75
|
0.45
|
107.8 1.4
|
UP-BDDMA-LMA
|
0.75
|
0.15
|
98.2 0.6
|
Table S1: Viscosity of UP-RD and UP-BDDMA-RD2 mixtures (see experimental section for nomenclature and detailed experimental procedure)
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