Lopez sank 11-of-13 shots and Joe Johnson provided 15 points with five assists for the Nets.
Alan Anderson contributed 13 points.
O.J. Mayo pumped in 22 points for Milwaukee, which fell for the third time in four games overall.
John Henson added 18 points with seven rebounds.
Aaron Carter is still in love with Hilary Duff
Ray Liotta sues skin care company over use of likeness