AFCONA 4701 is a polyacrylate polymer dispersant with two block structure，which is prepared by reversible addition-fragmentation chain transfer ( RAFT) living radical polymerization technology.Through RAFT polymerization technology, the arrangement and arrangement and length of anchoring group and solvated chain segments of polyacrylate polymers can be freely adjusted，resulting in a narrow molecular weight distribution and high polymer chain uniformity. AFCONA 4701 is a patented product of AFCONA company.