| Patent Number |
Title Of Patent |
Date Issued |
| 7621980 |
Carbon dioxide absorbent and carbon dioxide absorption method using the same |
November 24, 2009 |
| A carbon dioxide absorbent that can absorb carbon dioxide at a temperature lower than that of a conventional Ba.sub.2TiO.sub.4 absorbent, as well as at a high temperature of at least 700.degree. C., and desorb carbon dioxide at a temperature lower than that of the conventional absorbent |
| 6780456 |
Method of manufacturing electronic part, electronic part and electroless plating method |
August 24, 2004 |
| A work piece is mixed with Ni pieces having an average diameter of 1 mm and exhibiting catalytic activity to oxidation reaction of sodium phosphinate (NaH.sub.2 PO.sub.2) added as a reducing agent in a plating bath containing the reducing agent and a Ni salt to form a Ni--P film on an |
| 6503416 |
Piezoelectric ceramic composition and piezoelectric ceramic element using the same |
January 7, 2003 |
| A piezoelectric ceramic composition is provided that does not contain Pb, and yet has a large electromechanical coupling coefficient in comparison with a bismuth layered compound, as well as a piezoelectric ceramic element using the composition. This piezoelectric ceramic composition |
| 6472339 |
Barium titanate semiconductive ceramic |
October 29, 2002 |
| The present invention provides barium titanate semiconductive ceramic having low specific resistance at room temperature and high withstand voltage, which fully satisfies the demand for enhancing withstand voltage. The average ceramic grain size of the barium titanate semiconductive |
| 6255020 |
Lithium secondary battery |
July 3, 2001 |
| The invention provides a lithium secondary battery comprising a cathode having a lithium cobalt complex oxide or a lithium nickel complex oxide as a cathode active material, which is characterized in that said lithium cobalt complex oxide is in the form of hollow, spherical sinters of |
| 6241838 |
Method of producing a multi-layer ceramic substrate |
June 5, 2001 |
| A method of producing a multi-layer ceramic substrate involves the steps of preparing compact blocks including a raw ceramic functional material to be the passive component, preparing a raw composite laminated member having a plurality of laminated ceramic green sheets containing a ceram |
| 6187282 |
Manufacturing method of lithium complex oxide comprising cobalt or nickel |
February 13, 2001 |
| A method of manufacturing a lithium complex oxide involves the steps of 1) atomizing and pyrolyzing an aqueous or alcohol solution of metallic salt compounds constituting a lithium cobalt complex oxide or a lithium nickel complex oxide, and 2) annealing said lithium cobalt complex oxide |
| 6147588 |
Material and paste for producing internal electrode of varistor, laminated varistor, and method |
November 14, 2000 |
| The present invention provides a varistor which has low variation in electric characteristics and enhanced withstand electrostatic voltage and which can be fired at low temperature; as well as a method for producing the same. The laminated varistor comprises a sintered laminate formed by |
| 6090735 |
Semiconductive ceramic composition and semiconductive ceramic element using the same |
July 18, 2000 |
| A semiconductive ceramic composition having negative resistance-temperature characteristics, wherein the composition comprises lanthanum cobalt oxide as the primary component, and, as secondary components, at least one oxide of an element selected from B, Fe and Al and at least one oxide |
| 5828093 |
Ceramic capacitor and semiconductor device in which the ceramic capacitor is mounted |
October 27, 1998 |
| In a capacitor, one capacitor electrode is formed on first principal face of a ceramic dielectric substrate. An area of a first capacitor electrode is smaller than an area of the first principal face. A second capacitor electrode is formed on a second principal face of the ceramic dielec |
| 5703000 |
Semiconductive ceramic composition and semiconductive ceramic device using the same |
December 30, 1997 |
| Provided is a semiconductive ceramic composition comprising a lanthanum cobalt oxide and having a negative resistance-temperature characteristic, which contains, as the side component, a chromium oxide in an amount of from about 0.005 to 30 mol % in terms of chromium, and also a semi |
| 5518776 |
Production of strontium titanate thin films |
May 21, 1996 |
| A thin film of strontium titanate is formed on a substrate by immersing a substrate in an aqueous solution containing strontium ions and titanium alkoxide. The aqueous solution may contain not more than 20 vol % of one or more alkanolamines expressed by the general formula:with n=not mor |
| 5451426 |
Method for formation of barium titanate film |
September 19, 1995 |
| A thin film of barium titanate is formed on a substrate by immersing a substrate in an aqueous solution containing titanium ions along with a glass substance mainly comprising barium oxide and silicon dioxide. In the solution, barium ions are eluted from the glass substance with the |
| 5328718 |
Production of barium titanate thin films |
July 12, 1994 |
| A thin film of barium titanate is formed on a substrate by immersing the substrate in an aqueous solution containing barium ions and titanium alkoxide. The aqueous solution may contain not more than 20 vol % of one or more alkanolamines expressed by the general formula:where n is not mor |
| 5248640 |
Non-reducible dielectric ceramic composition |
September 28, 1993 |
| A non-reducible dielectric ceramic composition comprises of a basic composition expressed by the general formula:wherein 0.05.ltoreq.x 0.30, 0.005.ltoreq.y.ltoreq.0.12, 0.ltoreq.o.ltoreq.0.20, 0.0005.ltoreq.p.ltoreq.0.012, and 1.002.ltoreq.m.ltoreq.1.03, orwherein 0.05.ltoreq.x.ltoreq.0. |
| 5149601 |
Solid oxide fuel cell |
September 22, 1992 |
| Disclosed is a solid oxide fuel cell of a laminate structure. A solid electrolyte having a fuel side electrode and an air side electrode on either side and conductive distributors are arranged one upon another so as to form a cell in the shape of a disk. Further, thus made cells are |
| 5146313 |
Metallized ceramic structure comprising aluminum nitride and tungsten layers |
September 8, 1992 |
| A metallized ceramic structure includes a ceramic substrate preferably aluminum nitride and a metallic layer preferably tungsten bonded to the ceramic substrate. First and second mixture layers are formed between the ceramic substrate and the metallic layer to bond the ceramic substrate |
| 5117326 |
Monolithic ceramic capacitor |
May 26, 1992 |
| A monolithic ceramic capacitor is characterized in that dielectric ceramic layers are made up of a dielectric ceramic composition consisting essentially of a basic composition and an antireducing agent incorporated therein to prevent it from reduction. The basic composition mainly co |
| 5075665 |
Laminated varistor |
December 24, 1991 |
| Respective first end portions of first and second internal electrodes are exposed at respective end surfaces of a varistor body, which is in the form of a rectangular parallelepiped. These end surfaces of the varistor body are covered with low resistance parts which include ceramic mater |
| 5073523 |
Dielectric ceramic composition |
December 17, 1991 |
| A dielectric ceramic composition consists essentially of 80 to 99.7 wt % of a main component of a system, SrTiO.sub.3 -PbTiO.sub.3 -CaTiO.sub.3 -Bi.sub.2 O.sub.3 -TiO.sub.2 -SnO.sub.2, at least one oxide of rare earth elements incorporated therein as an additive in an amount of 0.1 to 5. |
| 5036425 |
Monolithic ceramic capacitor |
July 30, 1991 |
| A monolithic ceramic capacitor comprises a plurality of dielectric ceramic layers united into one body, a plurality of internal electrodes formed between adjacent dielectric ceramic layers, and external electrodes formed on opposite sides of the united ceramic each being connected to alt |
| 4999595 |
LC filter structure |
March 12, 1991 |
| An LC filter comprises a ceramic laminate which has at least one dielectric part defining an exposed surface and at least one magnetic part integrated with the dielectric part in a layered manner. The ceramic laminate is provided with at least one through hole which has a first opening |
| 4988651 |
Temperature compensating dielectric ceramic composition |
January 29, 1991 |
| A temperature compensating dielectric ceramic composition consists essentially of barium oxide, silicon oxide, zirconium oxide and at least one oxide selected from the group consisting of titanium oxide and tin oxide, these components, when calculated in terms of BaO, SiO.sub.2, ZrO. |
| 4988650 |
Auxiliary agent for sintering ceramic material |
January 29, 1991 |
| An auxiliary agent for sintering ceramics comprises a basic composition consisting essentially of (a) 5 to 40 mol % of at least two oxides selected from the group consisting of ZnO, SnO and MnO, the sum of the contents of ZnO and MnO being not less than 5 mol %, (b) 5 to 40 mol % of |
| 4987108 |
Dielectric paste |
January 22, 1991 |
| A dielectric paste for fabrication of multilayer ceramic substrates containing capacitive circuits. The paste comprises a dielectric powder composed of a dielectric material and a vitreous binder suspended in an organic vehicle. The dielectric material consists essentially of a compo |
| 4985381 |
Dielectric ceramic composition |
January 15, 1991 |
| A dielectric ceramic composition consists essentially of a basic composition of a ternary system, Pb(Mg.sub.1/2 W.sub.1/2)O.sub.3 -PbTiO.sub.3 -PbZrO.sub.3, and 0.05 to 6.5 wt % of an antireducing agent incorporated therein. The basic composition comprises a main component represente |
| 4959333 |
Non-reducing dielectric ceramic composition |
September 25, 1990 |
| A non-reducing dielectric ceramic composition consists essentially of a basic composition expressed by the general formula: xPb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3 --yPb(Zn.sub.1/3 Nb.sub.2/3)O.sub.3 --zPbTiO.sub.3 where x, y and z are percentages by weight of the respective component and |
| 4939403 |
Energy-trapping-by-frequency-lowering-type piezoelectric resonance device |
July 3, 1990 |
| An energy trapping type piezoelectric resonance device utilizing higher-order harmonics of the thickness extensional vibration mode comprising a body formed of a piezoelectric material and three or more electrodes arranged overlapping with each other and separated by the piezoelectri |
| 4912450 |
Thermistor and method of producing the same |
March 27, 1990 |
| A method for producing negative temperature coefficient thermistor units, comprising the steps of forming a pair of green sheets of insulating ceramic material, stacking the green sheets interposing therebetween in predetermined areas a layer of paste for thermistor elements; providing |
| 4904967 |
LC composite component |
February 27, 1990 |
| An LC composite component comprises a laminated structure which is formed by stacking first and second inductor layers while holding a capacitor layer between the same. The first and second inductor layers comprise magnetic members and conductor lines formed inside the magnetic members |
| 4900970 |
Energy-trapping-type piezoelectric resonance device |
February 13, 1990 |
| An energy trapping type piezoelectric resonance device utilizing the mode of thickness extensional vibration comprises a plate-shaped body of a piezoelectric material and three or more electrodes provided to be opposed to each other through peizoelectric material layers in the direction |
| 4876476 |
Chip type piezoelectric device |
October 24, 1989 |
| A chip type piezoelectric device includes an element body formed of cofired ceramic material and having at least a pair of excitation electrodes opposed to each other with a portion of the element body interposed therebetween. At least the portion interposed between the excitation el |
| 4875136 |
Ceramic capacitor and method of manufacturing the same |
October 17, 1989 |
| A ceramic capacitor obtained by preparing a ceramic compact containing a ceramic composition which is not semiconductive upon firing in a reducing atmosphere, applying first paste containing a reducing agent or dopant to the surface of the ceramic compact, applying second paste containin |
| 4816429 |
Temperature compensating dielectric ceramic composition |
March 28, 1989 |
| A dielectric ceramic composition for temperature compensating monolithic ceramic capacitors consists essentially of a solid solution composed of barium oxide, strontium oxide, silicon oxide and zirconium oxide, which, when calculated in terms of BaO, SrO, SiO.sub.2 and ZrO.sub.2 respecti |
| 4800459 |
Circuit substrate having ceramic multilayer structure containing chip-like electronic components |
January 24, 1989 |
| A circuit substrate (1) comprises a ceramic laminated structure (10) which has a plurality of ceramic layers (2-7) including ceramic layers (3-6) having cavities (44-49). Chip-like electronic components such as a laminated ceramic capacitor (26, 27) and a resistor (28) are received in |
| 4786888 |
Thermistor and method of producing the same |
November 22, 1988 |
| A negative temperature coefficient thermistor and a method of producing the same are disclosed. A thermistor element is placed between a pair of sheets of insulating ceramic and co-fired to be sintered into an independent thermistor unit. A pair of internal electrodes are provided on |
| 4753905 |
Dielectric ceramic composition |
June 28, 1988 |
| A dielectric ceramic composition consists essentially of a main component composed of a solid solution of a three component system Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3 -Pb(Zn.sub.1/3 Nb.sub.2/3)O.sub.3 -PbTiO.sub.3, characterized in that said main component consists essentially of 68.05 to |
| 4749668 |
Dielectric ceramic composition |
June 7, 1988 |
| A dielectric ceramic composition consisting essentially of a solid solution of a main component of a ternary system Pb(Ni.sub.1/3 Nb.sub.2/3)O.sub.3 -Pb(Zn.sub.1/3 Nb.sub.2/3)O.sub.3 -Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3, and additional components composed of PbTiO.sub.3 and a complex perovs |
| 4721692 |
Dielectric ceramic composition |
January 26, 1988 |
| A dielectric ceramic composition consists essentially of Al.sub.2 O.sub.3 and additives composed of TiO.sub.2, MnO.sub.2 and at least one member selected from the group consisting of BaZrO.sub.3, CaTiO.sub.3 and SrTiO.sub.3, the contents of the additives per 100 parts by weight of Al |
| 4624935 |
Dielectric ceramic composition |
November 25, 1986 |
| A dielectric ceramic composition of a ternary component system, Pb(Ni.sub.1/3 Nb.sub.2/3)O.sub.3 -PbTiO.sub.3 -Pb(Fe.sub.2/3 W.sub.1/3)O.sub.3. The three components, Pb(Ni.sub.1/3 Nb.sub.2/3)O.sub.3, PbTiO.sub.3 and Pb(Fe.sub.2/3 W.sub.1/3)O.sub.3 have the compositional proportion ex |
| 4607018 |
Non-reducible temperature compensation dielectric ceramic composition |
August 19, 1986 |
| A non-reducible temperature compensation dielectric ceramic composition is disclosed, comprising (CaRe)(ZrTi)O.sub.3 and MnO.sub.2 and represented by the formula:where Re is at least one of Nd, La, Sm and Ce, 0<x<0.3, 0.ltoreq.y<0.2, 0.85<m<1.30, and 0.005<z<0.08 (ex |
| 4601989 |
Dielectric ceramic composition |
July 22, 1986 |
| A dielectric ceramic composition consists essentially of Pb(Ni.sub.1/3 Nb.sub.2/3)O.sub.3, PbTiO.sub.3, Pb(Zn.sub.1/2 W.sub.1/2)O.sub.3 and M(Cu.sub.1/3 Nb.sub.2/3)O.sub.3 (wherein M represents at least one element selected from the group consisting of Ba, Sr and Ca), the mole percentage |
| 4485181 |
Dielectric ceramic composition |
November 27, 1984 |
| Dielectric ceramic composition containing by weight, 33% to 40% of PbTiO.sub.3 ; 6% to 35% of SrTiO.sub.3 ; 3% to 18% of CaTiO.sub.3 ; 0.5% to 10% of MgTiO.sub.3 ; 6% to 26% of Bi.sub.2 O.sub.3 ; 3% to 15% of TiO.sub.2 ; 0.2% to 4% of ZnO; 0.2% to 5% of Nb.sub.2 O.sub.5 ; 0.1% to 4% |
| 4477581 |
High permittivity ceramic compositions |
October 16, 1984 |
| A high permittivity ceramic composition consisting essentially of a main component expressed by the general formula:whereinMe is Ca and/or Sr, Me' is Zr and/or Sn, x and y are respective mole fractions of Me and Me', 0.06.ltoreq.x .ltoreq.0.14, and 0.06.ltoreq.y .ltoreq.0.14; anda second |
| 4475967 |
Method of making a ceramic capacitor |
October 9, 1984 |
| A rolled type ceramic capacitor produced by the process comprising the steps of forming first and second inner electrodes alternately formed across insulating gaps on one surface of a single ceramic green sheet, rolling the ceramic green sheet with the inner electrodes formed thereon, |
| 4451869 |
Laminated ceramic capacitor |
May 29, 1984 |
| A laminated ceramic capacitor, comprising a plurality of internal electrodes (1) composed of a base metal to give electrostatic capacity and configured in a laminated state with non-reducing ceramics (2) mutually held between each of two of the internal electrodes, and a pair of exte |
| 4394456 |
Temperature-compensating ceramic dielectrics |
July 19, 1983 |
| A temperature-compensating ceramic dielectric mainly comprises a composition consisting essentially of 35 to 65 wt % of neodymium titanates (Nd.sub.2 Ti.sub.2 O.sub.7), 10 to 35 wt % of barium titanates (BaTiO.sub.3), 10 to 35 wt % of titanium oxide (TiO.sub.2), 1 to 6 wt % of bismut |
| 4388416 |
Ceramic dielectric compositions for temperature compensating capacitors |
June 14, 1983 |
| Ceramic dielectric compositions for temperature compensating capacitors, exhibiting a high dielectric constant, a relatively small temperature coefficient of dielectric constant and a very excellent linearity of the temperature coefficient, comprising 1.2-19.0% by weight of SrO, 12.2-17. |
| 4339544 |
Ceramic dielectric composition |
July 13, 1982 |
| A ceramic dielectric composition of a ternary system Pb(Mg.sub.1/3 Nb.sub.2/3)O.sub.3 -Pb(Zn.sub.1/3 Nb.sub.2/3)O.sub.3 -PbTiO.sub.3, comprising 69.05-69.60% by weight of Pb.sub.3 O.sub.4, 2.41-4.00% by weight of MgO, 0.08-3.15% by weight of ZnO, 24.01-26.66% by weight of Nb.sub.2 O. |
| 4115493 |
Method for making a monolithic ceramic capacitor employing a non-reducing dielectric ceramic com |
September 19, 1978 |
| Non-reducing dielectric ceramic compositions comprise solid solutions which are represented by the compositional formula:wherein m, x and y have the following values:1.005 .ltoreq. m .ltoreq. 1.030.02 .ltoreq. x .ltoreq. 0.22O < y .ltoreq. 0.20The compositions possess high permittivity and sm |
