#$%^&*AU2017202307B220171116.pdf#####A composition comprising a polymer chosen from a homopolymer, a copolymer, or combination thereof, and at least one additional polymer the homopolymer having an average molecular weight above about 800 Da and comprising repeat units of Formula (I): R2 CR4R5)nZR6R7 S wherein, R2, R4, and R5 are independently hydrogen, hydrocarbyl, or substituted hydrocarbyl R6 is hydrogen, hydrocarbyl, or substituted hydrocarbyl R7 is not present Z is sulfur, sulfone, sulfoxide, or selenium and n is an integer > 1 the copolymer having an average molecular weight above about 800 Da and comprising first repeat units and second repeat units, the first repeat unit having Formula (I) wherein the variables are set out as above.
