Matches 1 - 50 out of 65 1 2 >
Match Document Document Title
7267713 Conductive paste and glass circuit structure  
Provided is a conductive paste capable of adjusting resistivity and forming a conductor film having high strength of bonding with a glass substrate and high mounting strength of a metal terminal....
7138076 Dielectric composition comprising powder of glass containing copper oxide useful for light transparent layer in PDP  
In a dielectric composition for use in formation of a dielectric layer in a plasma display panel, comprising glass powder, the glass powder is powder of glass which contains PbO of 50% or less and...
6841495 Glass and conductive paste using the same  
A glass containing no lead and comprising, calculated as oxides: 40-60 wt. % ZnO, 15-35 wt. % B 2 O 3 , 1-16 wt. % SiO 2 , 1-10 wt. % Al 2 O 3 , 2-15 wt. % MnO 2 , and at least one selected from...
6787239 Electrode material, dielectric material and plasma display panel using them  
A material usable for the electrodes and the dielectric layer plasma display panels and capable of reducing the occurrence of yellowing and a high-image-quality plasma display panel using the...
6645393 Material compositions for transient voltage suppressors  
The material for transient voltage suppressors is composed of at least two kinds of evenly-mixed powders including a powder material with non-linear resistance interfaces and a conductive powder....
6635193 Dielectric composition comprising powder of glass containing copper oxide useful for light transparent layer in PDP  
In a dielectric composition for use in formation of a dielectric layer in a plasma display panel, comprising glass powder, the glass powder is powder of glass which contains PbO of 50% or less and...
6537469 Discharge counter and a nonlinear resistance material for a discharge counter  
A nonlinear resistance composition comprising: zinc oxide as a major component; bismuth oxide present at 0.1-5.0: mol % of said zinc oxide, titanium oxide present at 0.1-5.0: mol % of said zinc...
6146552 Zinc oxide ceramics and method for producing the same  
Zinc oxide ceramics and a method for producing the same are provided wherein zinc oxide varistors for low and high voltages having excellent electric characteristics and high reliability upon DC...
5976420 Chip type varistor and ceramic compositions for the same  
There is provided a chip type varistor having a small electrostatic capacity, high voltage non-linearity, and high voltage suppressing capability and surge resistance. The chip type varistor is a...
5807510 Electric resistance element exhibiting voltage nonlinearity characteristic and method of manufacturing the same  
A composition for electric material containing as a primary component zinc oxide. The composition further contains at least one of rare-earth elements in a range of 0.01 mol % to 3.0 mol % in terms...
5645765 Lead-free conductive paste  
A nontoxic lead-free conductive paste comprising (a) a lead-free glass frit having a crystallization temperature of 700°-870° C. and consisting essentially of, by weight %, 20-38% of SiO 2 ,...
5614138 Method of fabricating non-linear resistor  
A mixture of calcinated metallic oxides are mixed with ZnO and SiO 2 , granulated, compacted and then sintered to form a nonlinear resistor. After sintering, the formed ZnO resistor elements are...
5610570 Voltage non-linear resistor and fabricating method thereof  
A non-linear resistor having a high impulse withstanding ability is obtained by directly applying a crystallized glass to the side surface of a sintered body of a ZnO element, and then...
5594406 Zinc oxide varistor and process for the production thereof  
A product and process of making such product in which a varistor is formed by diffusing lead borosilicate-type glass, into a surface of a fired or sintered zinc oxide substrate, i.e., "varistor...
5358666 Ohmic electrode materials for semiconductor ceramics and semiconductor ceramics elements made thereof  
An ohmic electrode material for semiconductor ceramics comprises 48-96 weight % of aluminum and 4-52 weight % of silicon. A semiconductor ceramics element includes a semiconductor ceramics such as...
5277843 Voltage non-linear resistor  
A ZnO 2 voltage non-linear resistor excellent in all characteristics of life under electrical stress, current impulse withstandability, discharge voltage ratio, change rate of discharge voltage...
5269972 Doped zinc oxide microspheres  
A new composition and method of making same for a doped zinc oxide microsphere and articles made therefrom for use in an electrical surge arrestor which has increased solid content, uniform grain...
5236632 Zinc oxide sintered body, and preparation process and use thereof  
An electroconductive zinc oxide sintered body composed of sintered particles fusion-bonded in the grain boundaries thereof; which has a sintered density of from 5 to 5.5 g/cm 3 ; and which does...
5225111 Voltage non-linear resistor and method of producing the same  
An improved voltage non-linear resistor having a superior voltage-current characteristic property, a superior switching current impulse withstand capability, a superior lightning current impulse...
5138298 Metallic oxide resistive bodies having a nonlinear volt-ampere characteristic and method of fabrication  
An electrically resistive body best suited for providing varistors of high surge withstanding capability and high nonlinearity coefficient over a wide range of current magnitudes. The resistive...
5107242 Voltage non-linear resistor for gapped lightning arrestors and method of producing the same  
An excellent voltage non-linear resistor for use in a gapped lightning arrestor having a composition containing 1 0.5-1.2 mole % of bismuth oxide calculated as Bi 2 O 3 , 2 0.3-1.5 mole % of...
5096620 Lead-zinc-borosilicate glass  
Lead-zinc-borosilicate glass is provided having a boundary wetting angle with respect to ZnO of at most 40°, a processing temperature of at most 540° C., a composition, consisting essentially of,...
5062993 Process for fabricating doped zinc oxide microsphere gel  
A new composition and method of making same for a doped zinc oxide microsphere and articles made therefrom for use in an electrical surge arrestor which has increased solid content, uniform grain...
5039452 Metal oxide varistors, precursor powder compositions and methods for preparing same  
This invention provides a process for making metal oxide varistor precursor powder comprising (a) dissolving soluble precursors of the additive metal oxides, e.g. bismuth nitrate as precursor for...
4730179 Voltage non-linear resistor and its manufacture  
A voltage non-linear resistor excellent in varistor voltage characteristics, lightning discharge current withstanding capability and life performance against applied voltage comprises a disc-like...
4575440 Process for the preparation of homogeneous metal oxide varistors  
A process for making a homogeneous metal oxide varistor powder is described. The ingredients desired in a varistor which are water and acid soluble and dissolved in water and acid respectfully to...
4551268 Voltage-dependent resistor and method of making the same  
The present invention provides a voltage-dependent resistor of the bulk-type in which zinc oxide (ZnO) powder and additives are admixed to form a sintered body composition having as the main...
4527146 Varistor  
A varistor comprising a basic component consisting essentially of ZnO as a principal constituent and, as auxiliary components, bismuth (Bi), cobalt (Co), manganese (Mn), antimony (Sb) and nickel...
4490014 Liquid crystal display with low capacitance zinc oxide varistor  
A highly multiplexed liquid crystal display employs nonlinear varistor elements exhibiting a particularly low capacitance value to effectively drive individual liquid crystal cells. Low varistor...
4473812 Voltage-dependent nonlinear resistor  
A voltage-dependent nonlinear resistor containing ZnO as a main component and six auxiliary components, i.e., (1) a rare earth element; (2) Co; (3) at least one of Mg and Ca; (4) at least one of K,...
4452729 Voltage stable nonlinear resistor containing minor amounts of aluminum and boron  
A sintered nonlinear resistor body, useful in gapless lightning arresters comprises a major amount of ZnO and additional metal oxides including at least Al 2 O 3 and an amount of boron oxide of...
4450426 Nonlinear resistor and process for producing the same  
A nonlinear resistor comprising a sintered body containing zinc oxide as a major component and at least bismuth oxide and boron oxide and electrodes formed thereon, said sintered body having a...
4409292 Vitreous material and semiconductor component incorporating same  
A vitreous material suitable for coating a semiconductor component comprises, by weight: 30% to 40% zinc oxide ZnO, 15% to 30% lead oxide PbO, 20% to 40% boron oxide B 2 O 3 , 5% to...
4386021 Voltage-dependent resistor and method of making the same  
The present invention provides a voltage-dependent resistor of the bulk-type in which zinc oxide (ZnO) powder and additives are admixed to form a sintered body composition having as the main...
4374049 Zinc oxide varistor composition not containing silica  
Zinc oxide varistors having high resistance and exponent values are fabricated from a composition consisting essentially of the oxides of zinc, tin, bismuth, antimony, manganese, nickel, cobalt and...
4333861 Thick film varistor  
A thick film varistor comprising a thick film consisting essentially of 20 to 85 weight percent of tin oxide having an additive such as antimony oxide, and 15 to 80 weight percent of a glass frit...
4326187 Voltage non-linear resistor  
Disclosed is a voltage non-linear resistor comprising a sintered body composed mainly of zinc oxide, said sintered body including confronting main faces and a face side face connecting the main...
4320379 Voltage non-linear resistor  
A voltage non-linear resistor comprises a sintered body of a ceramic composition comprising zinc oxide at a ratio of 99.88 to 84.88 mol % as ZnO; a praseodymium oxide component at a ratio of 0.01...
4319215 Non-linear resistor and process for producing same  
Disclosed is a non-linear resistor of a sintered ZnO ceramics, which has a glass coating having a baking temperature higher than 850° C. but a temperature lower than the sintering temperature of...
4297250 Method of producing homogeneous ZnO non-linear powder compositions  
A method of making a ZnO powder composition, which can exhibit non-linear V-I characteristics, comprises the steps of: (1) mixing about 75 mole % to about 98 mole % of small, finely divided, solid...
4184984 High breakdown voltage varistor  
A metal oxide varistor with high breakdown electric field values, in excess of 1200 v.mm -1 , is processed by sintering a mixture which comprises zinc oxide with significant amounts of bismuth...
4147670 Nonohmic ZnO ceramics including Bi.sub.2 O.sub.3, CoO, MnO, Sb.sub.2 O.sub. 3  
Nonohmic ZnO ceramics including the following additives have the voltage nonlinear exponent α of 30 or more, the dielectric constant ε of about 1000 or less, the loss factor (tan δ) of less than...
4127511 Ceramic electrical resistor with nonlinear voltage characteristic  
A ceramic electrical resistor with nonlinear current-voltage characteristic has a base of zinc oxide and at least one other component. A method is provided for producing such resistors.
4111852 Pre-glassing method of producing homogeneous sintered ZnO non-linear resistors  
A method of making a homogeneous sintered body, which can exhibit non-linear V-I characteristics, comprises the steps of: (1) forming a single phase, chemically homogeneous glass, from a mixture of...
RE29731 Metal oxide voltage-variable resistor composition  
A metal oxide resistor of the type consisting essentially of zinc oxide and containing significant amounts of the impurities bismuth trioxide, cobalt trioxide, manganese dioxide, antimony oxide,...
4045764 Gas-sensing material  
A gas-sensing material for detecting the presence particularly of hydrocarbon gases which is characterized by being formed of a sinter containing 20 to 99.85 mol % of ZnO, 0.1 to 50 mol % of MgO...
4018717 Arc suppression in a cathode ray tube  
Internal arcing in a cathode ray tube is substantially prevented by coating a portion of the interior of the funnel and neck of the tube with an electrically conductive composition, and coating a...
3962144 Process for making a voltage dependent resistor  
A process for making a bulk-type voltage-dependent resistor and more particularly to a varistor comprising a zinc oxide sintered body using heat-treated zinc oxide powder. By heat-treating zinc...
3959543 Non-linear resistance surge arrester disc collar and glass composition thereof  
A zinc oxide compound non-linear resistance surge arrester disc is provided with a glass anti-flashover collar having a relatively low fusing temperature and a relatively low coefficient of thermal...
3925261 Exponential resistance material and method of manufacturing same  
A voltage drop across a resistance element, wherein the resistance varies exponentially with the voltage, is expressed by the equation: Wherein I is the current through the element, B is a constant...
Matches 1 - 50 out of 65 1 2 >