“…3,[9][10][11][12][13][14][15] In the last two decades, there have been increasing research activities in the use of various polymerization methods to prepare macromolecular brushes. These polymerization methods include ring-opening polymerization, 12,[16][17][18][19][20][21][22][23][24][25] click reaction, 13,20,21,23,[25][26][27][28] cationic polymerization, 29-32 anionic polymerization, 33-39 radical (co) polymerization, [40][41][42][43] reversible addition-fragmentation chain transfer polymerization (RAFT), 13,19,22,24,27,30,44 nitroxide-mediated polymerization (NMP), 28, [44][45][46][47][48] and atom transfer radical polymerization (ATRP), 17,18,22,26,32,…”