An alkoxy amine compound is provided, which has a chemical structure of: wherein each of R1 is independently H, C1-6 alkyl group, or C1-6 alkoxy group; R2 is C1-6 alkyl group, R3 is —(CxH2x)—OH or —(CxH2x+1), and x is 1 to 8; R4 is H or C1-6 alkyl group; R5 is and R6 is H or C1-8 alkyl group; R7 is H or C1-6 alkyl group, R8 is Ini is a residual group of a radical initiator; and n is an integer of 1 to 10000.