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. Author manuscript; available in PMC: 2018 Apr 11.
Published in final edited form as: Macromolecules. 2017 Mar 21;50(7):2668–2674. doi: 10.1021/acs.macromol.6b02791

Table 3. Results of O-ATRP of MMA in Continuous Flow for the Synthesis of PMMA with Tunable Molecular Weightsa.

run no. [MMA]:[DBMM]:[4] Conv. (%) Mw (kDa) Mn (kDa) Đ (Mw/Mn) Theo. Mn (kDa) I* (%)
1 [1000]:[20]:[1] 73 6.3 5.4 1.17 3.6 68
2 [1000]:[15]:[1] 48 3.7 3.0 1.24 3.2 108
3 [1000]:[10]:[1] 69 9.0 7.2 1.25 6.9 95
4 [1000]:[5]:[1] 76 25.2 19.3 1.30 15.3 79
5 [1000]:[2]:[1] 61 43.0 24.4 1.77 30.4 125
6 [250]:[10]:[1] 50 2.2 1.8 1.18 1.3 69
7 [500]:[10]:[1] 61 4.3 3.8 1.13 3.1 81
8 [1500]:[10]:[1] 85 18.9 13.6 1.39 12.7 94
9 [2000]:[10]:[1] 76 21.3 15.4 1.38 15.2 98
10 [3000]:[10]:[1] 79 29.9 20.5 1.46 23.6 115
11 [4000]:[10]:[1] 74 35.3 22.4 1.58 29.5 131
12 [5000]:[10]:[1] 65 37.0 22.2 1.67 32.6 147
a

[MMA]:[DBMM]:[4] = [X]:[Y]:[1]; 3.73 mM of 4, with 2:3 of MMA to DMA by volume and 160 cm tubing reactor irradiated by 3000 K fluorescent tubular lamp. Results were achieved using a 120 min residence time at a flow rate of 5.41 μL/min.