Application No.: 12/757,108
`Amendment Dated: September 5, 2012
`Reply to Office Action of: July 12, 2012
`
`Amendments to the Claims:
`
`PESL-115US
`
`This listing of claims will replace all prior versions, and listings, of claims in the
`
`application.
`
`Listing of Claims:
`
`1.
`
`(Currently Amended) A lithium secondary battery comprising:
`
`a negative electrode;
`
`a positive electrode comprising a current collector, an active cathode material
`
`comprising a lithium transition metal complex oxide coated on the current collector,
`
`and Si1-xGexOY (where OSXSL OSY<2), wherein the SiflgeXQLis present in at least
`
`one of the following forms: a) mixed with the lithium transition metal complex oxide,
`
`b) deposited as a coating on the surface of the current collector, or c) deposited as a
`
`coating on the surface of a coating of the active cathode material comprised of the
`
`lithium transition metal complex oxide, a conductive material and a binder; and
`
`an electrolyte comprising at least one lithium salt and at least one solvent.
`
`2.
`
`(Currently Amended) A lithium secondary battery according to claim 1,
`
`wherein the positive electrode comprises SiOx which is formed by one of SiOx mixed
`with the lithium transition metal complex oxide to form the active cathode material, a
`
`coating of the SiO)(
`
`is deposited on the surface of a coating of the active cathode
`
`material comprised of
`
`the lithium transition metal complex oxide, a conductive
`
`material and a binder, and a coating of the SiOx is deposited on the surface of the
`
`current collector.
`
`3.
`
`(Currently Amended) A lithium secondary battery according to claim 1,
`
`wherein the Si1.xGeXOY (OSXS 1, OSY<2) is deposited on the surface of a coating of
`
`the active cathode material comprised of the lithium transition metal complex oxide, a
`
`conductive material and a binder coated on the current collector.
`
`4.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`lithium transition metal complex oxide is selected from the group consisting of lithium
`
`Page 2 of 9
`
`
`Amendment Dated: September 5, 2012
`Reply to Office Action of: July 12, 2012
`
`Amendments to the Claims:
`
`PESL-115US
`
`This listing of claims will replace all prior versions, and listings, of claims in the
`
`application.
`
`Listing of Claims:
`
`1.
`
`(Currently Amended) A lithium secondary battery comprising:
`
`a negative electrode;
`
`a positive electrode comprising a current collector, an active cathode material
`
`comprising a lithium transition metal complex oxide coated on the current collector,
`
`and Si1-xGexOY (where OSXSL OSY<2), wherein the SiflgeXQLis present in at least
`
`one of the following forms: a) mixed with the lithium transition metal complex oxide,
`
`b) deposited as a coating on the surface of the current collector, or c) deposited as a
`
`coating on the surface of a coating of the active cathode material comprised of the
`
`lithium transition metal complex oxide, a conductive material and a binder; and
`
`an electrolyte comprising at least one lithium salt and at least one solvent.
`
`2.
`
`(Currently Amended) A lithium secondary battery according to claim 1,
`
`wherein the positive electrode comprises SiOx which is formed by one of SiOx mixed
`with the lithium transition metal complex oxide to form the active cathode material, a
`
`coating of the SiO)(
`
`is deposited on the surface of a coating of the active cathode
`
`material comprised of
`
`the lithium transition metal complex oxide, a conductive
`
`material and a binder, and a coating of the SiOx is deposited on the surface of the
`
`current collector.
`
`3.
`
`(Currently Amended) A lithium secondary battery according to claim 1,
`
`wherein the Si1.xGeXOY (OSXS 1, OSY<2) is deposited on the surface of a coating of
`
`the active cathode material comprised of the lithium transition metal complex oxide, a
`
`conductive material and a binder coated on the current collector.
`
`4.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`lithium transition metal complex oxide is selected from the group consisting of lithium
`
`Page 2 of 9
`
`
`
`Application No.: 12/757,108
`Amendment Dated: September 5, 2012
`Reply to Office Action of: July 12, 2012
`
`PESL-115US
`
`cobalt oxide
`
`(LiCoOz),
`
`lithium nickel oxide
`
`(LiNiOz),
`
`lithium manganese oxide
`
`(Li(Mn2.xAx)O4 where A is
`a
`transition metal, OsX<2),
`lithium iron phosphate
`(LiFePO4),
`lithium nickel manganese cobalt oxide (LiNianyConZ, x+y+z=1), and
`
`lithium nickel cobalt aluminum oxide (LiNixCoyAleZ, x+y+z=1).
`
`5.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`lithium transition metal complex oxide is LiCoOz.
`
`6.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`negative electrode comprises a graphite and/or lithium alloy comprising a metal
`
`selected from the group consisting of Si, Sn, Al, Pb, Bi, In, Ag, Pt, and Ti.
`
`7.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`at least one lithium salt is selected from the group consisting of LiPF6, LiAsF5, LiBF4,
`
`and LiClO4.
`
`8.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`at
`
`least one solvent
`
`is selected from the group consisting of ethylene carbonate,
`
`propylene carbonate, butylene carbonate, ethyl methyl carbonate, dimethyl carbonate,
`
`diethyl carbonate, and mixtures thereof.
`
`9.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`at
`
`least one solvent comprises a mixture of ethylene carbonate and ethyl methyl
`
`carbonate.
`
`10.
`
`(Original) A lithium secondary battery according to claim 1, wherein the
`
`positive electrode comprising Si1-xGexOY (O_<_XS 1, OSY<2) generates less heat relative
`
`to a positive electrode without Si1-XGexOY (OSXSL OSY<2) throughout a state of
`
`overcharge.
`
`11.
`
`(Currently Amended) A positive electrode for a non-aqueous electrolyte
`
`secondary battery comprising:
`
`a current collector and a coating of an active cathode material comprising
`LiCoOz a conductive material and a binder coated on the current collector, and
`
`Page 3 of 9
`
`
`
`Application No.: 12/757,108
`Amendment Dated: September 5, 2012
`Reply to Office Action of: July 12, 2012
`
`PESL-115US
`
`a coating of Si1_xGeXOY (OSXS 1, OSY<2) coated on one of the current collector
`
`and the surface of the coating of the active cathode material,
`
`wherein the positive
`
`electrode
`
`comprising
`
`Si1_xGexOY (OSXSI, 05Y<2)
`
`generates less heat relative to a positive electrode without a coating of Si1-XGeXOY
`
`(OSXS 1, OSY<2) throughout a state of overcharge.
`
`12.
`
`(Original)
`
`A positive electrode according to claim 11, wherein the
`
`coating of Si1-xGeXOY (OSXS 1, OSY<2) has a thickness which is less than about 100
`nm.
`
`13.
`
`(Original) A positive electrode according to claim 11, wherein the heat
`
`generation throughout the state of overcharge of the positive electrode comprising Sil-
`
`XGeXOY (05XSl, OSY<2) is up to 50% less relative to the positive electrode without
`
`Si1-xGexOY (OSXS 1, 05Y<2).
`
`14.
`
`(Currently Amended) A lithium secondary battery comprising:
`
`a cathode comprising Si1-xGexOY (where OSXS 1, 05Y<2) and a cathode
`
`active material comprising a lithium transition metal complex oxide selected from the
`
`group consisting of lithium cobalt oxide (LiCoOz), lithium nickel oxide (LiNiOZ), lithium
`
`manganese oxide (LiMn204), lithium iron phosphate (LiFePO4), lithium nickel
`
`manganese cobalt oxide (LiNianyConZ, x+y+z=1), lithium nickel cobalt aluminum
`
`oxide (LiNixCoyAleZ x+y+z=1), and Li(Mn2-xAx)O4 (where A is a transition metal and
`
`05X<2fi
`
`an anode comprising a graphite and/or lithium alloy comprising a metal
`
`selected from the group consisting of Si, Sn, Al, Pb, Bi, In, Ag, Pt, and Ti; and
`
`an electrolyte comprising at least one lithium salt selected from the
`
`group consisting of LiPF6, LiAst, LiBF4, and LiC|O4 and at least one solvent selected
`
`from the group consisting of ethylene carbonate, propylene carbonate, butylene
`
`carbonate, ethyl methyl carbonate, dimethyl carbonate, diethyl carbonate, and
`
`mixtures thereof;
`
`Page 4 of 9
`
`
`
`Application No.: 12/757,108
`Amendment Dated: September 5, 2012
`Reply to Office Action of: July 12, 2012
`
`PESL-115US
`
`wherein the cathode comprising Si1-xGexOY (OSXS 1, OsY<2) generates
`
`less heat relative to a cathode without Si1_xGexOY (OSXS 1, OSY<2) throughout a state
`
`of overcharge; and
`
`wherein the SiLQXQLis present in at least one of the following forms:
`
`a) mixed with the lithium transition metal complex oxide, b) deposited as a coating on
`
`the surface of a current collector, or c) deposited as a coating on the surface of a
`
`coating of the active cathode material comprised of the lithium transition metal
`
`complex oxide, a conductive material and a binder, the coating of the active cathode
`
`material being coated on the surface of a current collector.
`
`15. — 20.
`
`(Cancelled)
`
`Page 5 of 9
`
`
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