About 51 results
https://drivepatents.com/patents/999570 · 8 Aug 2012
Disclosed is a porous membrane used for a secondary battery, such as lithium-ion secondary battery, wherein strength is improved and break is difficult to occur while maintaining lithium-ion conductivity. The porous membrane for a secondary battery compris...
https://drivepatents.com/patents/999556 · 8 Aug 2012
Disclosed is a porous membrane for a secondary battery, which has further improved output characteristics and long-term cycle characteristics when compared with conventional porous membranes. The porous membrane for a secondary battery is used for a lithiu...
https://drivepatents.com/patents/1002570 · 9 May 2012
A secondary battery electrode which suppresses decrease in capacity and lithium deposition at low temperatures is provided. An electrode for a secondary battery includes an electrode active material layer containing a polymer having a cationic group, an an...
https://drivepatents.com/patents/1006515 · 4 Jan 2012
Disclosed is an electrode for a lithium-ion secondary battery which includes a porous membrane layer that is inhibited from decreasing in flexibility. The electrode for lithium-ion secondary battery comprises a current collector and, formed thereon in the ...
https://drivepatents.com/patents/1006518 · 4 Jan 2012
Disclosed is a negative electrode active material for a lithium ion secondary battery, which is capable of further improving the charge/discharge cycle characteristics. Also disclosed is a lithium ion secondary battery which uses the negative electrode act...
https://drivepatents.com/patents/1009069 · 5 Oct 2011
The invention intends to provide a separator for lithium ion secondary battery wherein the separator with porous film used for lithium ion secondary battery include binder, which is capable to contribute for improving film smoothness property of the separa...
https://drivepatents.com/patents/1011185 · 13 Jul 2011
Disclosed is an electrode for a lead storage battery that has good initial output characteristics and causes little or no reduction in output characteristics after charge-discharge cycle. The electrode comprises an electrode active material layer and a cur...
https://drivepatents.com/patents/1015964 · 9 Feb 2011
The invention intends to provide a porous film which is formed on a surface of an electrode used for such as a secondary battery and the like, which has excellent binding property and is capable to contribute for improving a cyclic characteristic of the ba...
https://drivepatents.com/patents/1067095 · 31 May 2006
A conjugated diene rubber composition comprising (A) 5-95 wt.% of a conjugated diene rubber having a structure such that at least three conjugated diene polymer chains are bonded together through a specific polyorganosiloxane having groups containing alkyl...
https://drivepatents.com/patents/1068844 · 29 Mar 2006
A silica-containing rubber composition produced by filtering slurry of silica-containing rubber crumbs obtained by co-coagulating a mixture of rubber latex and silica to give a moisture content of 80 wt% or less, dehydrating by a dehydrator having a compre...