| Patent Number |
Title Of Patent |
Date Issued |
| RE34912 |
Slag treatment material |
April 18, 1995 |
| A method for improving the characteristics of fused slag material is disclosed. This improved method results in a fused slag having resistance against pulverization at the cooling process for generation of yellowish turbid water due to contact of slag lumps with rain water, this method |
| 7411096 |
Process for producing optically active phosphorus heterocyclic dimer |
August 12, 2008 |
| The present invention provides a process for producing an optically active phosphorus heterocyclic dimer including reacting, in the presence of a base, primary phosphine represented by formula (1) R--PH.sub.2 (1) is reacted with a compound represented by formula (2) Y--C.sub.nH.sub.2n |
| 7390915 |
Phosphine transition metal complex having ferrocene skeleton, process for making the same, and a |
June 24, 2008 |
| An anti-cancer agent contains a phosphine transition metal complex having a ferrocene skeleton, the complex being represented by general formula (3) below: ##STR00001## (wherein R.sub.1, R.sub.2, R.sub.3, and R.sub.4 each represent a linear or branched alkyl group, a cycloalkyl gr |
| 7390433 |
Benzene derivative having long, linear conjugated structure, process for producing benzene deriv |
June 24, 2008 |
| The present invention provides, in a method for transporting charge using the molecular orientation in a liquid-crystalline state, a novel benzene derivative having a long, linear conjugated structure expected to have satisfactory charge-transport properties without photoexcitation, a |
| 7271225 |
Phosphorus-containing epoxy resin, phosphorus-containing epoxy resin composition, process for pr |
September 18, 2007 |
| A phosphorus-containing epoxy resin has a structural unit derived from a secondary phosphine derivative represented by the following formula: ##STR00001## wherein R.sup.1 represents an alkylene group that may have a substituent, R.sup.2 represents a cycloalkylene or arylene group that |
| 7157574 |
Process for preparing crystalline 3-chloromethyl-3-cephem derivatives |
January 2, 2007 |
| A chlorinated azetidinone derivative expressed by Formula (1) and an alcoholate are allowed to react in a solvent containing at least one of alcohols and an ether at a pH of 8 or less. Thus a 3-chloromethyl-3-cephem derivative expressed by Formula (2) is prepared. ##STR00001## ##STR |
| 7109286 |
Phosphorus-containing hydroquinone derivatives, process for their production, phosphorus-contain |
September 19, 2006 |
| A phosphorus-containing hydroquinone derivative represented by a general formula (1): ##STR00001## (where R.sup.1 and R.sup.2 represent linear or branched alkyl groups that are identical or may be different, and/or R.sup.1 and R.sup.2 may form a circular group; X represents an oxygen |
| 7083772 |
Aqueous solution of zinc nitrite and method for production thereof |
August 1, 2006 |
| An aqueous zinc nitrite solution which contains substantially no calcium (Ca) ions is provided, in which, in terms of the aqueous zinc nitrite [Zn(NO.sub.2).sub.2] solution having an NO.sub.2 concentration of 10% by weight, the sodium (Na) ion concentration is 200 to 2000 ppm and the |
| 7045561 |
Modified red phosphorus, method of producing the same, decolorized red phosphorus composition an |
May 16, 2006 |
| The present invention provides a decolorized red phosphorus composition capable of inhibiting coloring in dark red peculiar to red phosphorus even when kneaded with a resin or the like, modified red phosphorus used for the decolorized red phosphorus composition and a production method |
| 7020592 |
Method of analyzing chemical processes |
March 28, 2006 |
| When chemical process conditions and chemical species are input on a spreadsheet software (1), a chemical model is selected according to the chemical species by a software (4, 5, 6) different from the spreadsheet software (1), thermodynamic property data for the chemical model is gen |
| 6987077 |
Fired spinel complex oxide and method for preparing the same |
January 17, 2006 |
| A fired spinel complex oxide is produced by firing a mixture containing a slag by-produced in chromium refining, a reducer, and a silica-containing material, and is essentially composed of: 29 to 40 percent by weight of Fe.sub.2O.sub.3; 15 to 20 percent by weight of Al.sub.2O.sub.3; 9 to |
| 6872376 |
Modified vanadium compound, producing method thereof, redox flow battery electrolyte composite a |
March 29, 2005 |
| A modified vanadium compound characterized in that vanadium sulfate (III), or a mixed vanadium compound of vanadium sulfate (III) and vanadyl sulfate (IV) contains excessive sulfuric acid other than sulfate group composing the vanadium sulfate (III) or the vanadyl sulfate (IV), and when |
| 6858300 |
RED PHOSPHORUS-BASE FLAME RETARDANT FOR EPOXY RESINS, RED PHOSPHORUS-BASE FLAME RETARDANT COMPOS |
February 22, 2005 |
| The red phosphorus base flame retardant for an epoxy resin is provided, which has red phosphorus particles coated with a thermosetting resin containing an anhydrous zinc compound. The coated red phosphorus has properties that a slurry having the coated red phosphorus dispersed in 10% |
| 6838129 |
Method and device for transporting an electrical charge |
January 4, 2005 |
| An electric charge transport method with a high current density and excellent charge transporting capability is provided. Specifically, the charge transport method includes applying a voltage to a liquid crystalline compound in a smectic B liquid crystal phase, which liquid crystalli |
| 6774265 |
Bis-phosphonium salt and process for producing the same |
August 10, 2004 |
| A bis-phosphonium salt represented by the following formula (1) is provided: ##STR1##wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 each represent a linear or branched alkyl group, a cycloalkyl group, an aryl group, or an aralkyl group; A represents an alkylene group; Y represents an |
| 6770369 |
Conductive electrolessly plated powder, its producing method, and conductive material containing |
August 3, 2004 |
| A conductive electrolessly plated powder used, for example, for bonding a small electrode of an electronic device, its producing method, and a conductive material containing the plated powder. Conventionally, there has been known, as conductive powders, metallic powders such as of nickel |
| 6708130 |
Product quality information management system |
March 16, 2004 |
| When product inspection results and an inspection frequency for each inspection item are input to the product inspection result input device 1, the inspection items are selected, the presence or absence of product inspection results required for each inspection item is determined, se |
| 6649728 |
Catalyst for curing epoxy resins, method for making the same, epoxy resin composition, and powde |
November 18, 2003 |
| A catalyst for curing epoxy resins comprises a tetraalkylphosphonium tetrafluoroborate represented by Formula (1): ##STR1##wherein R.sup.1, R.sup.2, R.sup.3, and R.sup.4 are each C1-C5 linear or branched alkyl and may be the same or different, and the halogen ion content in the tetra |
| 6613298 |
Trivalent and tetravalent mixed vanadium compound producing method and vanadium electrolyte prod |
September 2, 2003 |
| The present invention provides method of producing a trivalent and tetravalent mixed vanadium compound having excellent solubility with sulfuric acid directly from a tetravalent or pentavalent vanadium compound by using a reducing agent,and a method of producing a vanadium electrolyt |
| 6572834 |
Aqueous zinc nitrite solution and method for preparing the same |
June 3, 2003 |
| An aqueous zinc nitrite solution contains as impurities 10 ppm or less of sodium (Na) and 100 ppm or less of sulfate ions (SO.sub.4) when the aqueous solution has a concentration of zinc nitrite [Zn(NO.sub.2).sub.2 ] of 10% by weight in terms of NO.sub.2. Also, disclosed is a method for |
| 6475679 |
Non-aqueous electrolyte secondary battery |
November 5, 2002 |
| There is provided a non-aqueous electrolyte battery including a positive electrode, a negative electrode capable of occluding and emitting lithium ions, and a non-aqueous electrolyte containing lithium ion, in which the above-mentioned non-aqueous electrolyte is a solution containing at |
| 6458219 |
Metal surface-treating method |
October 1, 2002 |
| This invention provides a metal surface-treating method which comprises a chemical conversion step of dipping a substrate in an acidic aqueous zinc phosphate solution, and using an aqueous zinc nitrite solution as an accelerator, said aqueous zinc nitrite solution being substantially fre |
| 6395807 |
Fine spherical silica and liquid sealing resin composition containing same |
May 28, 2002 |
| The fine spherical silica having a particle size distribution in which maximum particle diameter is 24 .mu.m, average particle diameter is 1.7 to 7 .mu.m, and the proportion X.sub.1 of particles having a particle diameter of 3 .mu.m or less in the total particles is 100/D.sub.50 to ( |
| 6365649 |
Fused spherical silica, method for producing same and liquid sealing resin composition |
April 2, 2002 |
| The present invention relates to a fused spherical silica having a maximum particle size of 45 .mu.m, an average particle size of 2 to 10 .mu.m, and a ratio of a specific surface area S.sub.w1 of the particles to a theoretical specific surface area S.sub.w2 of the particles, S.sub.w1 |
| 6303223 |
Fused spherical silica for liquid sealant and liquid sealing resin composition |
October 16, 2001 |
| The present invention relates to fused spherical silica for liquid sealant which has a particle size distribution such that maximum particle size is 24 .mu.m, average particle size is 2 to 7 .mu.m, and the proportion of particles having a particle size of 1 .mu.m or less is 1% by weight |
| 6245389 |
Method for circulating electroless nickel plating solution |
June 12, 2001 |
| A method of circulating an electroless nickel plating solution is characterized in that the system comprises the following process steps effected in the following order: (A) a step of electrolessly plating nickel using a plating solution having nickel hypophosphite contained as a chi |
| 6214196 |
Method of producing bisphosphine oxide |
April 10, 2001 |
| A method of producing a bisphosphine oxide by performing a koble electrolysis coupling reaction to a phosphine oxide carboxylic acid represented by the general formula (1): ##STR1##wherein the bisphosphine oxide is represented by the following general formula (2): ##STR2## |
| 6194593 |
1, 2-bis(dialkylphosphino) benzene derivates having optical activites, process for producing sam |
February 27, 2001 |
| An optically active 1,2-bis(dialkylphosphino) benzene derivative represented by the general formula (1) which is suitable as a ligand for a transition metal catalyst in asymmetrical hydrogenation is provided. Also provided is a process for producing such a benzene derivative, and a r |
| 6177591 |
Optically active phosphine oxide carboxylic acid and method of producing the same |
January 23, 2001 |
| An optically active 1-phenylethylamine is reacted to a phosphine oxide carboxylic acid of a racemic modification shown by the following general formula (2): ##STR1##and a produced diastereomeric salt is separated using the difference in solubility against a solvent, which is subseque |
| 6159437 |
Method for manufacturing an aptatite slurry |
December 12, 2000 |
| The present invention provides an apatite slurry in which secondary apatite particles are practically completely redispersed, and provides a method of manufacture therefor. The apatite slurry according to the present invention is characterized in that it comprises apatite particles which |
| 6139616 |
Rust-preventive pigment composition and rust-preventive paints containing the same |
October 31, 2000 |
| The present invention relates to an anti-corrosive pigment composition, characterized by comprising, as main components, white anti-corrosive pigment and an inorganic anion exchanger represented by the following formula (1):(wherein, M.sub.1 and M.sub.2 are at least one selected from Ca. |
| 6121494 |
Method of producing optically active vinyl phosphine oxide |
September 19, 2000 |
| Reacting a lead tetraacetate with an optically active phosphine oxide carboxylic acid represented by the following general formula (1): ##STR1## in order to obtain an optically active vinyl phosphine oxide represented by the following general formula (2): ##STR2## |
| 6096674 |
Heat-resistant HC adsorbent |
August 1, 2000 |
| An HC adsorbent has an MFI-type metallo-silicate including at least one of gallium and indium as a framework forming element, and aluminum (Al) in the MFI-type metallo-silicate in a content of Al.ltoreq.0.05% by weight. Such an HC adsorbent has an excellent heat-resistance. |
| 6080885 |
Process for preparing a phosphonium salt compound having an acryl group |
June 27, 2000 |
| A phosphonium salt compound having an acryl group which is represented by the following general formula (3) can be made in simple operations: ##STR1## (wherein A represents a alkylene group, Y represents Cl, Br or I, R.sup.1 represents H or CH.sub.3, and R.sup.2, R.sup.3 and R.sup.4 |
| 6025525 |
Highly pure monoalkylphosphine and method for producing same |
February 15, 2000 |
| A highly pure monoalkylphosphine which is useful as a starting material for producing a compound semiconductor, and a method for producing same in high yield are provided. The highly pure monoalkylphosphine is represented by the general formula RPH.sub.2 (wherein R is an alkyl group havi |
| 5925784 |
Bis (1,1,3,3-tetramethylbutyl) phosphinic acid compound, a production method thereof and an extr |
July 20, 1999 |
| A bis(1,1,3,3-tetramethylbutyl)phosphinic acid compound represented by the formula (1) and an extracting agent using the same for separating Co from an aged electroless Ni plating solution. A di(1,1,3,3-tetramethylbutyl)phosphine is produced by carrying out a reaction between phosphi |
| 5892120 |
Highly pure monoalkylphosphine and method for producing same |
April 6, 1999 |
| A highly pure monoalkylphosphine which is useful as a starting material for producing a compound semiconductor, and a method for producing same in high yield are provided. A highly pure monoalkylphosphine represented by the general formula RPH.sub.2 (wherein R is an alkyl group having 1 |
| 5891416 |
Lithium cobaltate based positive electrode-active material for lithium secondary cell and method |
April 6, 1999 |
| A lithium cobaltate based positive electrode-active material for a lithium secondary cell consisting of lithium cobaltate (LiCoO.sub.2) powder having particle properties of an n-value of at least 2.0 in Rosine-Rammler's distribution (R-.lambda.). According to the present invention, it is |
| 5885544 |
Lithium cobaltate based positive electrode-active material for lithium secondary cell and method |
March 23, 1999 |
| A lithium cobaltate based positive electrode-active material for a lithium secondary cell consisting of lithium cobaltate (LiCoO.sub.2) having 0.5% by weight or less of free cobalt oxide (Co.sub.3 0.sub.4). According to the present invention, it is possible to provide a lithium cobaltate |
| 5872279 |
Bis(1,1,3,3-tetramethylbutyl) phosphinic acid compound, a production method thereof and an extra |
February 16, 1999 |
| A bis(1,1,3,3-tetramethylbutyl)phosphinic acid compound represented by the formula (1) and an extracting agent using the same for separating Co from an aged electroless Ni plating solution. A di(1,1,3,3-tetramethylbutyl)phosphine is produced by carrying out a reaction between phosphi |
| 5830414 |
Air cleaning filter |
November 3, 1998 |
| An air cleaning filter having a carrier made of activated carbon fibers in the form of a web which supports at least one kind of chemical agent selected from the group consisting of (a) an alkali agent selected from a hydroxide or carbonate or an alkali metal, (b) an acidifying agent |
| 5695528 |
Treating agent for cellulosic textile material and process for treating cellulosic textile mater |
December 9, 1997 |
| A treating agent for cellulosic textile materials includes a water-soluble phosphonium salt of phosphorus-containing oxoacid and polycarboxylic acid as active ingredients, and a process of treating cellulosic textile materials uses the treating agent. The treating agent eliminates the |
| 5679849 |
Method of producing a bis(2-carboxyethyl)alkyl phosphine oxide and a derivative thereof |
October 21, 1997 |
| A method of producing a bis(2-carboxyethyl)-alkyl phosphine oxide represented by the following general formula (1) is disclosed. ##STR1## The method comprises the following Steps 1-4: step 1 wherein phosphine is reacted with acrylonitrile to produce bis(2-cyanoethyl)phosphine and the |
| 5663419 |
Bifunctional alkyl phosphine oxide and production method thereof |
September 2, 1997 |
| A bifunctional alkyl phosphine oxide which is represented by the following general formula (1), ##STR1## wherein R.sup.1 represents tert-butyl or 1,1,3,3-tetramethylbutyl, and a production method thereof. This organophosphorus compound is useful a wide variety of fields including |
| 5550275 |
Method of preparing diarylchlorophosphate |
August 27, 1996 |
| A method of preparing diarylchlorophosphate comprising the step of reacting alkyldiarylphosphate represented by formula (1) and thionyl chloride in the presence of a catalyst:(where R.sup.1 represents an alkyl group having 1 to 4 carbon atoms, and Ar represents a substituted or unsubstit |
| 5536880 |
Monoalkylphosphine and method of producing the same |
July 16, 1996 |
| A monoalkylphosphine represented by the following formula (1): ##STR1## wherein m indicates 1 or 2, and n indicates an integer of 0 to 2. The monoalkylphosphine can effectively be obtained by reaction between phosphine and an alkene in the presence of an organic solvent and an an |
| 5462693 |
Air purifying agent and a process for producing same |
October 31, 1995 |
| An air purifying agent comprising a carrier which contains short pulp fiber, on which one or more chemical components selected from the group consisting of acids, alkalis, oxidizing agents, reducing agents and antimicrobial components are supported. According to the present invention |
| 5435846 |
Cement-additive for inhibiting concrete-deterioration |
July 25, 1995 |
| A cement additive for inhibiting concrete deterioration contains as an effective component a powder mixture of an inorganic cation exchanger, such as a highly calcium-substituted zeolite, and an inorganic anion exchanger, such as hydrocalumite. The cement additive inhibits the alkali |
| 5366727 |
Antibacterial agent |
November 22, 1994 |
| An antibacterial agent comprising as an active ingredient a vinylbenzyl phosphonium salt of the general formula (I), ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 each represent a hydrogen atom, a linear or branched alkyl group having 1 to 18 carbon atoms, an aryl group, a hydrox |
| 5354918 |
Highly pure monoalkylphosphine |
October 11, 1994 |
| The method for preparing a monoalkylphosphine of high purity comprises reacting phosphine and an alkene in the presence of an anhydrous alkanesulfonic acid as a catalyst in a solvent having a boiling point higher than that of the monoalkylphosphine produced. The resulting monoalkylph |
