Seabrook and Toews each had one assist apiece for the Blackhawks, who never trailed while improving to 12-0-3 to start the season.
Chicago's 27 points are four better than second-place Anaheim in the Western Conference standings and five better than Eastern Conference leader Pittsburgh.
Ray Emery turned aside 25-of-27 shots for the Blackhawks.
Jonathan Quick made 34 saves for Los Angeles, which saw its two-game winning streak snapped.
|Additional Sports News Stories|
LAUSANNE, Switzerland, June 18 (UPI) --A new computer algorithm that can give humans the ability to map their environments with sound could lead to an app to aid blind people, Swiss researchers say.