|
Match
|
Document |
Document Title |
|
|
7575832 |
Ion conducting battery separator for lithium batteries, method for the production and use thereof
Separators for lithium batteries based on a sheetlike flexible substrate provided with a plurality of openings and having a porous inorganic electrically insulating coating on and in the substrate,...
|
|
|
7560191 |
Secondary battery of improved life characteristics by elimination of metal ions
Disclosed herein is a lithium secondary battery having improved life characteristics by removal of metal ion impurities incorporated during an assembly process of the battery via a cation exchange...
|
|
|
7498369 |
Ultrahigh molecular weight polyethylene articles and method of manufacture
An article of manufacture comprises an ultrahigh molecular weight polyethylene (UHMWPE) mixed with a processing oil and a lubricant selected from the group consisting of fatty acid esters,...
|
|
|
7399556 |
Lithium cationic single-ion conducting filler-containing composite polymer electrolyte for lithium secondary battery and method of manufacturing the same
Provided are a composite polymer electrolyte for a lithium secondary battery in which a composite polymer matrix multi-layer structure composed of a plurality of polymer matrices with different...
|
|
|
7374843 |
Polyolefin microporous membrane and method of evaluating the same
The invention relates to a microporous membrane, which is provided with high safety even under a condition that the interior temperature of a battery becomes high, and which has high permeability...
|
|
|
7288338 |
Mat of glass and other fibers and method for producing such mat
A binderless glass fiber mat suitable for use as a separator for valve regulated (“recombinant”) lead acid (“VRLA”) batteries is disclosed. The separator is produced by a dry process by...
|
|
|
7129004 |
Separator for zinc/bromine secondary batteries and production process thereof
A separator for use in zinc/bromine secondary batteries comprising a polyethylene having an overall viscosity average molecular weight of not less than 350,000 and not more than 2,000,000...
|
|
|
7081321 |
Separator for metal halogen cell
A separator for metal/halogen batteries is provided which is excellent in thermal resistance, resistance to stress-cracking and electric properties. A separator for metal/halogen batteries...
|
|
|
6949285 |
Membrane suitable for electrochemical cells
A membrane comprising a composition including
(a) 1 to 99 wt-% of at least one polyurethane elastomer comprising at least one hard segment and at least one soft segment, and (b) 99 to 1 wt-% of a...
|
|
|
6939645 |
Separator for valve regulated lead acid battery and valve regulated lead acid battery
A separator for a valve regulated lead acid battery is composed mainly of fine glass fibers and also contains inorganic powder, beaten natural pulp, and heat-weldable organic fibers. The...
|
|
|
6929858 |
Glass fibers
Glass fibers are disclosed. The glass fibers can be used, for example, in a lead acid battery.
|
|
|
6815123 |
Lithium-ion battery using heat-activatable microporous membrane
The present application discloses a lithium-ion battery using heat-activatable microporous membrane which comprises a hot-melt adhesive, an engineering plastics, a tackifier and a filler. It also...
|
|
|
6777135 |
Nonaqueous electrolyte secondary cell
The non-aqueous electrolyte secondary battery of the present invention comprises, e.g., a positive electrode 6 , a negative electrode 5 , a polymer membrane 1 containing carbon powder or the...
|
|
|
6773847 |
Battery
A battery comprising a positive electrode ( 10 ), a negative electrode ( 20 ) and a separator ( 31 ) provided interposed between the positive electrode ( 10 ) and the negative electrode ( 20 ),...
|
|
|
6743876 |
Copolymers of vinylidene fluoride and hexafluoropropylene having reduced extractable content and improved solution clarity
New and novel copolymers of vinylidene fluoride and hexafluoropropylene containing up to 24% by weight hexafluoropropylene having lower DSC melting temperatures at 8 weight percent or greater...
|
|
|
6706450 |
Separator for sealed lead acid battery
A separator for a valve-regulated lead acid battery consists mainly of fine glass fibers. The separator includes inorganic powder in an amount of 5 to 30% by weight and natural pulp in an amount of...
|
|
|
6630265 |
Composite electrolyte for fuel cells
An inexpensive composite electrolyte for use in electrochemical fuel cells includes (i) an inorganic cation exchange material, (i) a silica-based binder; and (ii) a polymer-based binder. The cation...
|
|
|
6627346 |
Battery separator and lithium secondary battery
A battery separator favorably employable for lithium secondary battery comprises at least one porous film in which 100 to 40,000 ppm of particles of silicon dioxide, aluminum oxide, magnesium...
|
|
|
6537703 |
Polymeric mesoporous separator elements for laminated lithium-ion rechargeable batteries
A mesoporous polymeric membrane for use as an ionically-conductive inter-electrode separator in a rechargeable battery cell contains a like distribution of mesopore voids throughout a membrane...
|
|
|
6528205 |
Non-woven fabric separator for sealed electrolytic cells
A separator for sealed cells is provided which attains a high degree of intimate contact with electrode plates, enables the cell to have reduced internal resistance, is less apt to suffer a fatigue...
|
|
|
6527955 |
Heat-activatable microporous membrane and its uses in batteries
A novel microporous membrane comprising a hot-melt adhesive and an engineering plastics, the methods of preparing such microporous membrane and the uses of the microporous membrane in, e.g.,...
|
|
|
6509118 |
Valve-regulated lead-acid cells and batteries and separators used in such cells and batteries
A valve-regulated lead-acid cell utilizes an absorptive glass mat separator having a glass fiber surface which is modified by treatment with at least one particular polymer, as by treatment with a...
|
|
|
6495288 |
Lead-acid battery having tin in positive active material and silica in separator
In a lead-acid battery, a positive active material includes tin in an amount of from not less than 0.2% to not more than 5% based on the weight thereof. The density of the positive active material...
|
|
|
6495286 |
Glass fiber separators for lead-acid batteries
A glass fiber separator material is disclosed. The separator is composed of a mass of intermeshed glass fibers substantially all of which have a fiber diameter not greater than about 20 μm, and at...
|
|
|
6492059 |
Separator for sealed lead-acid battery
A sealed lead-acid battery includes a separator made from hydrophilic treated sheet made from synthetic fiber which wraps at least either one of a positive electrode and a negative electrode. A mat...
|
|
|
6458491 |
Separator for energy storage cells
The invention provides a separator for an energy cell which includes a compressible web made from a blend of elastomeric material and cross-linking agent, the elastomeric material being selected...
|
|
|
6447958 |
Non-aqueous electrolyte battery separator
A non-aqueous electrolyte battery separator comprising a heat-resistant nitrogen-containing aromatic polymer and a ceramic powder.
|
|
|
6432586 |
Separator for a high energy rechargeable lithium battery
The instant invention is directed to a separator for a high energy rechargeable lithium battery and the corresponding battery. The separator includes a ceramic composite layer and a polymeric...
|
|
|
6432577 |
Apparatus and method for fabricating a microbattery
An apparatus and method for fabricating a microbattery that uses silicon as the structural component, packaging component, and semiconductor to reduce the weight, size, and cost of thin film...
|
|
|
6403264 |
Lead/sulphuric acid-accumulator, separator for lead/sulphuric acid accumulators and process to reduce the formation of colored deposits in a lead/sulphuric acid accumulators
An invention is described through which it is possible to reduce in quantity the coloured, mostly dark, and frequently adhesive deposits which form in lead accumulators with separators of filled...
|
|
|
6265108 |
Flooded valve regulated lead-acid battery having improved life
A valve regulated lead-acid battery having a plurality of negative and positive electrode plates, a plurality of separators soaked with electrolyte interleaved between the plates, a negative strap...
|
|
|
6148503 |
Process of manufacturing porous separator for electrochemical power supply
A method of forming a porous composite separator layer for an electrochemical cell comprising the steps of printing a thin layer of a separator precursor solution on the surface of one of the...
|
|
|
6124059 |
Separator for sealed lead accumulators
The invention relates to microporous battery separators based on an essentially homogeneous mixture of a thermoplastic polymer, an inert filler and optionally a plasticizer. The separators contain,...
|
|
|
6096456 |
Film for a separator of electrochemical apparatus, and production method and use thereof
This invention provides a film comprising a cross-linked polymer having an oxyalkylene group or a cross-linked polymer having an oxyalkylene group through a urethane bond, as a constituent...
|
|
|
6071641 |
Glass fiber separators and batteries including such separators
A lead acid battery having a glass fiber separator material is disclosed. The separator material is a mass of intermeshed glass fibers produced by suspending glass fibers in a gaseous medium, and...
|
|
|
6054084 |
Method of making a gas recombinant battery separator
A recombinant lead acid battery separator formed of a PTFE fibril matrix and a particulate, amorphous silica filler enmeshed in the PTFE matrix. The separator has a tensile strength greater than...
|
|
|
5928811 |
Gas recombinant battery separator
A recombinant lead acid battery separator formed of a PTFE fibril matrix and a particulate, amorphous silica filler enmeshed in the PTFE matrix. The separator has a tensile strength greater than...
|
|
|
5871867 |
Precipitated silica
Precipitated silica with a sodium sulphate content of 4 to 18 wt. %, particularly with the physical-chemical data: TBL ______________________________________ Sodium sulphate content: 4-14 wt. %...
|
|
|
5624771 |
Non-aqueous electrolyte cell
The present invention provides a general purpose non-aqueous electrolyte cell of high performance, capable of long-term use and/or storage even in high-temperature environments by separating the...
|
|
|
5605549 |
Battery electrolyte pad with gelling agents and method
A gel-type storage battery is made by preparing porous electrolyte pads having internal pockets containing a dry powdered gelling agent, and inserting the pad between adjacent battery electrodes...
|
|
|
5580686 |
Electrolytic cell and electrolytic process
An electrolytic cell having an electrolyte, a first and second electrode and a primer comprised of lithium polysilicate and carbon, applied to at least one of the first and second electrodes,...
|
|
|
5554710 |
Conductive polymers and process for preparing the same
A conductive polymer comprises a silicon-containing polymer having, in the main chain thereof, Si--Si bonds or both Si--Si bonds and C--C multiple bonds, and ferric chloride doped in said polymer...
|
|
|
5470676 |
Lead-acid storage battery containing pocket-type electrode assembly
A stable and durable electrode assembly for a lead-acid storage battery to provide a longer-life lead-acid storage battery is described. A synthetic resin-made separator and a glass mat, which is...
|
|
|
5418091 |
Polymeric electrolytic cell separator membrane
A flexible polymeric film useful as an interelectrode separator or electrolyte member in electrolytic devices, such as rechargeable batteries, comprises a copolymer of vinylidene fluoride with 8 to...
|
|
|
5389463 |
Battery separator
A battery separator composed of a microporous sheet product having first and second major surfaces and a thickness of less than about 50 mils, formed from a uniform mixture of a halogenated...
|
|
|
5346788 |
Microporous polyurethane based battery separator
A battery separator composed of a microporous sheet product having first and second major surfaces and a thickness of less than about 50 mils, formed from a uniform mixture of a thermoplastic...
|
|
|
5336573 |
Battery separator
A thin microporous sheet product useful as a battery separator composed of a highly filled polymeric matrix having a porous support sheet encapsulated between the sheet product's first and second...
|
|
|
5281498 |
Sheet-like separator and valve regulated lead acid battery
A sheet-like separator has an electrolyte dripping speed of 100 mm/hr or less, wherein the values of repellent force on the pouring repellent force curve of pouring of dilute sulfuric acid shown in...
|
|
|
5273843 |
Non-aqueous inorganic electrolyte cell
The present invention relates to a separator and spacer for use in non-aqueous inorganic electrolyte cells using oxyhalides as both a solvent and cathode active material, and an alkali metal as...
|
|
|
5252413 |
Solid polymer electrolyte lithium batteries
This invention pertains to Lithium batteries using Li ion (Li + ) conductive solid polymer electrolytes composed of solvates of Li salts immobilized in a solid organic polymer matrix. In...
|