I get graphite oxide in an solution (read + water), I put the solution in a normal cd, I wait so it get dry then I put it in a ligthscribe burner. And I am stu

I get graphite oxide in an solution (read + water), I put the solution in a normal cd, I wait so it get dry then I put it in a ligthscribe burner. And I am stucked, the burner don't want to burn my cd, obviously. I need something to force it to write...