Patent ID: 8292974

Claim:
A method of modifying a surface of an electrode active material, the method comprising: providing a solution or a suspension of a surface modification agent; providing the electrode active material; preparing a slurry of the solution or suspension of the surface modification agent, the electrode active material, a polymeric binder, and a conductive filler; casting the slurry in a metallic current collector; and drying the cast slurry; wherein the surface modification agent is a silane, and the silane has Formula I, II, III, IV, or a mixture of any two or more thereof: X 1 , X 2 , X 3 and X 4 are independently —Cl or —Br; R 1 , R 2 , and R 3 are independently a halogen, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, an OR 5 group, or a group of Formula V; and R 5 is substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group.