摘要
Since Kuhn in 1956 first proposed intramolecular cross-linking of isolated single-polymer chains in dilute solutions,the method has been extensively employed to achieve single-chain colloids and tadpole colloids(Janus ones)from homopolymers and copolymers,respectively.
基金
This work is supported by National Natural Science Foun-dation of China(51833005)。
