How to distinguish a copolymer from a blend of polymers with the same monomers?

A resin contains four methacrylate monomers (A,B,C,D), how to know it is poly(A-B-C-D) or a blend of poly(A-B) and poly(C-D) or a blend of poly(A-B-C) and poly(B-C-D) or other blend ways. PS:...

05 August 2023 9,152 9 View