Matches 51 - 100 out of 142 < 1 2 3 >
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6270928 Process for producing an electrolytic cell having a polymeric separator  
A polymeric separator for an organic electrolyte electrochemical system comprises an elastomeric polymer, optionally, a polymer which swells in the organic electrolyte and with which the...
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...
6210838 Substrate for ion conductor and ion conductor  
A substrate for an ion conductor includes a polymer or molecule capable of sustaining ion conduction, and a boroxine ring. The above mentioned polymer or molecule participates in and promotes ionic...
6200706 Nonwoven fabric for separator of non-aqueous electrolyte battery and non-aqueous electrolyte battery using the same  
The object of the present invention is to provide a nonwoven fabric for separators of non-aqueous electrolyte batteries which is superior in adhesion to electrodes, causes no breakage of the...
6022642 Lithium ion battery containing an electrically insulative film  
A lithium ion battery includes a thin film of an electrical insulating material such as resin, a positive collector made of an electrically conductive thin film provided on one side of said...
5989750 Lead-acid battery separator and method for producing thereof  
A separator contains thermoplastic synthetic fiber, and acid-resisting oxidation-resisting inorganic filler, wherein the cumulative volume of pores having a pore size not smaller than 1 μm is not...
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...
5894656 Methods of fabricating electrochemical cells  
Electrochemical cells with improved adhesion of the laminant components can be fabricated by forming an electrode directly on the surface of electrolyte or separator film. This process obviates the...
5840414 Porous carbon body with increased wettability by water  
Solid polymer membrane fuel cell product water which forms on the oxidant side of the membrane is removed from the active area of the cells in a fuel cell power plant by being absorbed into and...
5822178 Electrolytic capacitor and method for manufacture thereof  
A metal tape is employed to form electrodes for an electrolytic capacitor. At least one side surface of the metal tape has rigidly adhered thereto a separating sheet of microporous thermoplastic...
5700600 Long life battery separator  
A battery separator of a noncellulosic nonwoven substrate extrusion coated on at least one surface with a cellulose film and process for making such separator by contacting a nonwoven noncellulosic...
5700599 High absorption rate battery separator  
A battery separator of a cellulosic nonwoven substrate coated on at least one surface with a cellulose film and process for making such separator by contacting a nonwoven cellulosic textile...
5674639 Separator for alkaline electrochemical cells  
An electrochemical cell includes a first active electrode material having a tubular shape closed at one end and open at the other, a second active electrode material disposed within the cavity of...
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...
5507842 Process for converting lead and lead oxides to barium metaplumbate  
The present invention provides improved processes for forming anti-corrosion layers, particularly barium metaplumbate, on lead, lead alloy-, and lead oxide-containing substrates. The processes of...
5484651 Fluorine-containing polyolefin non-woven fabric and method of manufacturing the same  
A fluorine-containing, polyolefin fiber non-woven fabric having enhanced resistance to degradation when exposed to a potassium hydride solution is produced by exposing a polyolefin fiber non-woven...
5478677 Composite gauntlet/separator  
A battery separator for tubular positive electrodes composed of a microporous, composite sheet product having first and second major surface, formed from a uniform mixture of a polymer, a filler, a...
5389471 Wettable battery separator for alkaline batteries  
A wettable battery separator for alkaline batteries is formed of a microporous plastic sheet selected from porous films, fabrics and papers. The separator is impregnated with a resin which has one...
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...
5298348 Battery separator for nickel/metal hydride batteries  
A battery separator for nickel/metal hydride batteries is formed of a synthetic pulp, one or more nonwater swellable fibers and at least one water swellable polyvinyl alcohol fiber. The separator...
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...
5204197 Separator material for storage batteries and method for making the same  
Conjugate fibers using, as a surface component, ethylene copolymer containing a unit represented by a formula --CH 2 --CH(COOH)--, and using, as a core component, polypropylene or like polyolefin...
5077150 Cell and method of producing the same  
A cell having a cell and a method of producing a cell element which includes a positive electrode and a negative electrode with a separator sandwiched therebetween and an electrolyte absorbed in...
5035967 Embossed type separator for a storage battery  
The separator comprises an embossed, thin porous sheet of synthetic material and inorganic powder. The embossed pattern consists of a large number, e.g. 200 to 1300 per cm 2 , of spherical...
5026617 Separator for alkaline cell and alkaline cell prepared by using this separator  
A separator for an alkaline cell comprising a substrate of a separator and 0.1% to 10% by weight of amorphous ultra fine particles of titanium dioxide and/or hydrated titanium dioxide having a...
5008165 Electrochemical cell  
An electrochemical cell, especially of winding construction, having an an, especially a lithium anode, that includes two anode strips that are superimposed on one another. The anode is wound on the...
4908282 Recombinant battery and plate separator therefor  
A fibrous sheet useful as a battery plate separator is disclosed. The sheet, in a specific embodiment, is made from a mixture of Grade 210 glass fibers, Grade 206 glass fibers, Grade A-20 chopped...
4888256 Separator  
A bipolar battery intercell separator having three layers is disclosed. The two outer layers consist of a porous, hydrophobic, electrically conductive composite of carbon and a fluorocarbon binder...
4737421 Method for producing a carbon sheet and a fuel cell separator  
The present invention relates to a method for producing a carbon sheet by baking and aims to produce a warpage-free carbon sheet having a high electric conductivity. The present invention is...
4650680 High temperature primary galvanic element  
In view of operating temperatures above 100° C., a silver oxide/zinc cylindrical cell is provided with a housing cup which is enclosed by a sealing element formed of PTFE, and which incorporates a...
4485157 Separator having dielectric elastomer in the periphery area  
A separator comprising a sheet of polymer material containing a filler and having an periphery area whose pores are filled with a dielectric elastomer.
4468441 Separator membranes for redox-type electrochemical cells  
This disclosure is directed to improved redox type electrochemical cells, preferably those of the iron (+3)/iron (+2) or chromium (+3)/iron (+2) electrolyte variety, incorporating polymeric,...
4434215 Battery separator  
A composition suitable for use as a battery separator comprising a substantially homogeneous mixture of a copolymer of ethylene and acrylic acid having from 10 to 23 mole percent acrylic acid...
4387144 Battery separator material  
A battery separator having a low electrical resistance after extended use is made by thermal consolidation and thermal embossing of a paper web formed from a furnish containing a synthetic pulp the...
4382117 Separator for electrochemical high temperature cell  
A separator for electrochemical high temperature cells having solid positive and negative electrodes and a molten liquid electrolyte formed through a poured accumulation of ceramic particles in...
4371596 Advanced inorganic separators for alkaline batteries and method of making the same  
A flexible, porous battery separator comprising a coating applied to a porous, flexible substrate. The coating comprises: (a) a thermoplastic rubber-based resin which is insoluble and unreactive...
4367270 Asbestos diaphragms for electrochemical cells and the manufacture thereof  
The invention relates to a method for the manufacture of diaphragms for electrochemical cells by impregnating asbestos paper with an organic plastic, and has as its principal object the development...
4361632 Alkaline battery, composite separator therefor  
A dual function, composite absorber/barrier battery separator for alkaline cells is comprised of a moderately cross-linked polyvinyl alcohol film and a flexible, fibrous and wettable absorber web,...
4351889 Tubular bodies for use in a positive plate of a lead-acid storage battery  
Fabricated tubular bodies for use in a positive plate of a lead-acid battery are formed in a number of desirable ways from a mixture of fabrication components. In the invention methods the...
4335193 Microporous film, particularly battery separator, and method of making  
This invention is directed to a microporous film comprising a 40 to 90 volume percent polyolefin having a number average molecular weight of 15,000 or more and a weight average molecular weight of...
4331622 Method for manufacturing a microporous film having low electrical resistance and high durability  
A microporous film which comprises a matrix comprising 40 to 90 volume percent of a polyolefin having a number average molecular weight of 15,000 or more and 10 to 60 volume percent of an inorganic...
4327164 Battery separator  
A battery separator, and a method of forming the same, which exhibits good electrical conductivity and a high degree of inhibition to dendrite formation, is in the form of a thin sheet formed from...
4309494 Electrochemical cell having battery separator of ethylene-vinyl alcohol copolymer  
There is disclosed a battery with a separator of ethylene-vinyl alcohol copolymer. Inert filler and plasticizer can be used. The separator can be used in acid or alkaline electrolyte.
4308325 Inorganic composites used as separators  
Inorganic-organic composites suitable for use as separators in alkaline storage batteries requiring gas permeability, thermal stability, chemical stability and good structural strength and a...
4301222 Separator plate for electrochemical cells  
A thin electrochemical cell separator plate with greatly improved properties is made by molding and then graphitizing a mixture of preferably 50 percent high purity graphite powder and 50 percent...
4298666 Coated open-celled microporous membranes  
The present invention provides a microporous membrane having deposited on at least one surface thereof a porous, uniform coating of a low hydrogen over-potential material. The coated microporous...
4287276 Alkaline battery with separator of high surface area  
The instant invention is directed to battery separator membranes useful in alkaline battery systems formed from a homogeneous admixture of a polyolefin, a plasticizer, and a filler selected from...
4285751 Method of forming an improved battery separator  
A battery separator, and a method of forming the same, which exhibits good electrical conductivity and a high degree of inhibition to dendrite formation, is in the form of a thin sheet formed from...
4277547 Alkaline battery spearator  
Substrates prepared from chemically inert organic fibers that are non-wettable are rendered wettable by mechanically attached coatings of hydrophilic inorganic particles. The resulting...
Matches 51 - 100 out of 142 < 1 2 3 >