| abstract |
The present disclosure relates to the technical field of oilfield chemicals, and discloses an acrylamide copolymer, wherein the acrylamide copolymer comprises a structural unit A, a structural unit B and a structural unit C, wherein the structural unit A has a structure shown in Formula (1), the structural unit B has a structure shown in Formula (2), and the structural unit C has a structure shown in Formula (3) and/or Formula (4); n n n n n n n n n n wherein R 1 is methyl or H, R 2 is —OH, —NH 2 , —COOH or C 2 -C 12 alkyl, n is an integer between 0 and 6, and a, b and c are each independently selected from integers between 0 and 2. |