Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer; and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer, and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer; and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer; and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer; and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: A separator for an electrochemical cell having a porous layer with a blend of a first type of boehmite particles and a second type of boehmite particles and an organic polymer binder, where the first type of boehmite particles is different from the second type of boehmite particles with respect to crystallite particle size and/or composition, and the blend ranges from about 50%-50% by weight of the first and second types of boehmite particles to about 60%-40% by weight of the first and second types of boehmite particles. The separator does not include a polymer separator layer; has a shrinkage of less than 1% when heated at 220° C. for 1 hour; and swells by less than 5% when soaked in propylene carbonate for 1 hour.

Abstract: A separator for a lithium battery having (a) a porous polymeric layer, such as a polyethylene layer; and (b) a nanoporous inorganic particle/polymer layer on both sides of the polymeric layer, the nanoporous layer having an inorganic oxide and one or more polymers; the volume fraction of the polymers in the nanoporous layer is about 15% to about 50%, and the crystallite size of the inorganic oxide is 5 nm to 90 nm.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: Provided is a battery stack for use in an electric current producing cell, wherein the coated stack comprises a porous separator, an electrode layer adjacent the porous separator, and a current collector layer coated on the electrode layer, wherein the current collector layer comprises sintered metal particles. Also provided are methods of manufacturing such coated stacks.

Abstract: Provided is a lithium battery, wherein the battery comprises an anode, a cathode, wherein the cathode comprises one or more transition metals, an electrolyte, and a porous separator interposed between the cathode and anode, wherein the separator comprises an anionic compound. Also provided are methods of manufacturing such batteries.

Abstract: Provided is a laser imageable media that forms both a vesicular bubble image and an infrared image upon exposure to laser radiation. The laser imageable media comprises (1) a substrate, preferably a transparent plastic substrate, (2) an infrared absorbing layer comprising an infrared absorbing compound, preferably an aminium radical cation compound, that exhibits a reduction in infrared absorption when exposed to the laser radiation, and (3) a polymeric layer comprising an organic polymer, preferably nitrocellulose, overlying the infrared absorbing layer. The vesicular image on a transparent plastic substrate is readable with a visible scanner without the use of any reflective background material behind the transparent plastic substrate.

Abstract: Provided is a laser imageable media that forms both a vesicular bubble image and an infrared image upon exposure to laser radiation. The laser imageable media comprises (1) a substrate, preferably a transparent plastic substrate, (2) an infrared absorbing layer comprising an infrared absorbing compound, preferably an aminium radical cation compound, that exhibits a reduction in infrared absorption when exposed to the laser radiation, and (3) a polymeric layer comprising an organic polymer, preferably nitrocellulose, overlying the infrared absorbing layer. The vesicular image on a transparent plastic substrate is readable with a visible scanner without the use of any reflective background material behind the transparent plastic substrate.