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Assignee: Asahi Kasei Chemicals Corporation


Location: Tokyo, JP
No. of applications: 150

1        
Application No.Application TitleIssue Date
20120125846FILTERING METHOD, AND MEMBRANE-FILTERING APPARATUS
A filtration method for filtering raw water to obtain permeate by performing a filtration operation using pressure as a driving force for membrane modules, wherein the filtration operation is performed in three modes: raw water side pressure filtration, permeate side ne...
05/24/2012
20120125806PRESS-THROUGH PACK PACKAGE
The press-through pack package of the invention has a covering material composed of a stretched film with at least one layer comprising a thermoplastic resin and an inorganic filler at 5 parts by weight with respect to 100 parts by weight of the thermoplastic resin....
05/24/2012
20120109091Absorbent composite material and method for manufacturing the same
An absorbent composite comprising: a base material and water-absorbent resin particles; wherein the following conditions (1) to (4) are fulfilled: (1) the weight ratio of water-absorbent resin relative to the total weight of the base material and water-absorbent resin i...
05/03/2012
20120108421Absorbent composite material and method for manufacturing the same
An absorbent composite comprising: a base material and water-absorbent resin particles; wherein the following conditions (1) to (4) are fulfilled: (1) the weight ratio of water-absorbent resin relative to the total weight of the base material and water-absorbent resin i...
05/03/2012
20120071599AUTOMOTIVE LAMP PERIPHERAL PARTS
[Problem to be Solved]

There is provided automotive lamp peripheral parts excellent in the heat resistance, rigidity and fogging property.

[Solution]

The automotive lamp peripheral...

03/22/2012
20120045636Porous cellulose aggregate and molding composition thereof
A porous cellulose aggregate characterized by having a secondary aggregate structure resulting from aggregation of primary cellulose particles, having a pore volume within a particle of 0.265 to 2.625 cm3/g, containing I-type crystals and having an average pa...
02/23/2012
20120024325SYSTEM FOR RECOVERY OF ELECTRODEPOSITION PAINT
An object of the present invention is to provide a system for recovery of electrodeposition paint wherein the loss of the electrodeposition paint is not increased, even if the number of stages of a multistage recovery and washing process with a membrane filtration filtr...
02/02/2012
20110275731CROSSLINKABLE AND FOAMABLE COMPOSITION, CROSSLINKED FOAM, AND SHOE MIDSOLE COMPRISING THE SAME
The present invention provides a crosslinked foam having an excellent balance of various physical properties in terms of lightness, flexibility, permanent compression set, tear strength, impact resilience, and molding stability; a shoe midsole; and a crosslinkable and f...
11/10/2011
20120010351POLYPROPYLENE-BASED RESIN COMPOSITION, MOLDED ARTICLE THEREOF, AND AUTOMOBILE INTERIOR OR EXTERIOR MATERIAL USING THE SAME
There are provided a polypropylene-based resin composition having excellent impact resistance, tensile elongation at break and rigidity, a molded article thereof, and an automobile interior or exterior material using the same. The polypropylene-based resin composition c...
01/12/2012
20110301304Method and apparatus for producing polycondensation polymer and molded article thereof
A method for producing a polycondensation polymer, which comprises: introducing a prepolymer of a polycondensation polymer into a polymerization reactor through a feed opening in a molten state; discharging the introduced prepolymer through holes of a perforated plate; ...
12/08/2011
20110210067USE OF POROUS HOLLOW-FIBER MEMBRANE FOR PRODUCING CLARIFIED BIOMEDICAL CULTURE MEDIUM
Use of a porous hollow fiber membrane for producing a clarified biomedical culture medium by a method including a filtration step of distributing a biomedical culture medium over the porous hollow fiber membrane, a tube wall of the hollow fiber membrane being constitute...
09/01/2011
20110172344MODIFIED CONJUGATED DIENE-BASED POLYMER, METHOD FOR PRODUCING THE SAME, MODIFIED CONJUGATED DIENE-BASED POLYMER COMPOSITION, AND TIRE
There is provided a modified conjugated diene-based polymer having a silyl group substituted with one or more alkoxy groups, and one or more nitrogen atoms on the chain ends of a conjugated diene-based polymer, the modified conjugated diene-based polymer being obtained ...
07/14/2011
20110166269POLYPHENYLENE ETHER RESIN COMPOSITION HAVING NARROW MOLECULAR WEIGHT DISTRIBUTION
A polyphenylene ether resin composition obtainable by melt-mixing
    • a polyphenylene ether (A) comprising a structural uni...
07/07/2011
20110165308POROUS MEMBRANE, PROCESS FOR PRODUCING POROUS MEMBRANE, PROCESS FOR PRODUCING CLARIFIED LIQUID, AND POROUS-MEMBRANE MODULE
A porous membrane with the membrane wall constructed of a hydrophobic polymer and a hydrophilic polymer, wherein when the membrane wall is divided into 3 sections in the film thickness direction to form region “a” containing one wall surface A of the membrane wall, ...
07/07/2011
20110146491SEPARATION MEMBRANE MODULE AND FUEL VAPOR PROCESSING APPARATUS EQUIPPED WITH THE SAME
A separation membrane module for separating a specific component from a mixture containing a plurality of components includes a plurality of separation stages each including a plurality of hollow fiber membranes arranged in parallel to each other. The separation stages ...
06/23/2011
20110132830HOLLOW YARN FILM FILTERING APPARATUS
A filtration equipment of hollow fiber membrane of external pressure type in which pressure is applied to raw liquid from outside of hollow fiber membranes housed in a casing to cause filtrate to pass inside the hollow fiber membranes is provided. The filtration equipme...
06/09/2011
20110097642Polymer electrolyte membrane having high durability and method for producing the same
A polymer electrolyte membrane comprising: (a) a fluorinated polymer electrolyte having an ion exchange group, and (b) a basic polymer, wherein, optionally, at least a part of component (a) and at least a part of component (b) are chemically bonded to each other. A meth...
04/28/2011
20110092731ISOCYANATE PRODUCTION PROCESS
An object of the present invention is to provide a process that enables isocyanate to be produced stably over a long period of time and at high yield without encountering problems of the prior art during production of isocyanate without using phosgene. The present inven...
04/21/2011
20110089027CATHODE FOR HYDROGEN GENERATION AND METHOD FOR PRODUCING THE SAME
The present invention provides an excellent durable cathode for hydrogen generation, which has a low hydrogen overvoltage and reduced dropping-off of a catalyst layer against the reverse current generated when an electrolyzer is stopped, and a method for producing the s...
04/21/2011
20110081495COMPOSITION CONTAINING CRYSTALLINE CELLULOSE COMPOSITE
Disclosed is a composition containing 100 parts by mass of a pigment, 0.01-50 parts by mass of a cellulose composite and water. The composition has a solid content of more than 25% by mass, and a viscosity of not less than 30 mPa·S. The cellulose composite contains 0.5...
04/07/2011
20110079548HOLLOW YARN FILM FILTERING APPARATUS
Provided is a hollow yarn film filtering apparatus (7) for filtering a stock solution by passing it through a hollow yarn film dipped in a treating bath (24). The hollow yarn film filtering apparatus (7) is characterized in that filtered liquid disc...
04/07/2011
20110065961PROCESS FOR PRODUCTION OF PHOSPHINE DERIVATIVE FROM PHOSPHINE OXIDE DERIVATIVE
Disclosed is a process for producing a phosphine derivative from a phosphine oxide derivative, which comprises the following steps: (I) mixing a phosphine oxide derivative represented by formula (1) with a chlorinating agent in a polar organic solvent to cause the react...
03/17/2011
20110064805Porous cellulose aggregate and molding composition thereof
A porous cellulose aggregate characterized by having a secondary aggregate structure resulting from aggregation of primary cellulose particles, having a pore volume within a particle of 0.265 to 2.625 cm3/g, containing I-type crystals and having an average pa...
03/17/2011
20110062630CELLULOSE POWDER HAVING EXCELLENT SEGREGATION PREVENTIVE EFFECT, AND COMPOSITIONS THEREOF
With regard to compositions derived from active ingredients and other additives in medical, food and industrial fields, there have been problems that the active ingredients cannot be uniformly mixed, and that the active ingredients become segregated and lose uniformity ...
03/17/2011
20110062074HOLLOW FIBER MEMBRANE MODULE WITH COVERED MEMBRANE OUTER PERIPHERY
The present invention provides a hollow fiber membrane module having fixing layers to which one or more hollow fiber membrane bundles each including a plurality of hollow fiber membranes are fixed at respective ends thereof using a casting resin, a hollow portion of eac...
03/17/2011
20110034661NOVEL METHOD FOR PRODUCING POLYPHENYLENE ETHER
Disclosed is a method for producing a polyphenylene ether, which comprises a step of preparing a polymerization solution composed of 10-25 parts by mass of a phenolic compound (M) and 75-90 parts by mass of an aromatic solvent (A) with the total of the compound and the ...
02/10/2011
20110028614POLYAMIDE, POLYAMIDE COMPOSITION, AND METHOD FOR PRODUCING POLYAMIDE
The present invention relates to a polyamide obtainable by polymerizing an (a) dicarboxylic acid comprising at least 50 mol % of an alicyclic dicarboxylic acid and a (b) diamine comprising at least 50 mol % of a diamine having a substituent branched from a main chain....
02/03/2011
20110023945LAMINATE FOR A SOLAR BATTERY BACK-SHEET AND BACK-SHEET COMPRISNG SAME
Provided is a laminate for a solar battery back-sheet, which is capable of exhibiting and maintaining an excellent water-vapor barrier property even under a severe natural environment for a long time, i.e., excellent in weather resistance and humidity resistance, and wh...
02/03/2011
20110021643PROCESSED STARCH POWDER WITH EXCELLENT DISINTEGRATION PROPERTIES AND MANUFACTURING METHOD THEREOF
Disclosed are a processed starch powder in which the amount of water soluble component is greater than 2 wt % but less than 10 wt %, the water retention amount is greater than 600% and 1500% or less, and which comprises nonbirefringent particles, and a manufacturing met...
01/27/2011
20110015333ELASTOMER COMPOSITION AND STORAGE COVER OF AIRBAG DEVICES
The present invention provides an elastomer composition comprising a mixture (a) of a hydrogenated block copolymer (a-1) and a hydrogenated block copolymer (a-2); a polypropylene resin (b); and a hydrocarbon oil (c). The hydrogenated block copolymer (a-1) has a specific...
01/20/2011
20110015321POLYACETAL RESIN COMPOSITION AND PREPARATION PROCESS THEREOF
Provided is a polyacetal resin composition obtained from a raw material composition containing a polyacetal resin, a hydrazine derivative, and a compound for lowering the melting point of the hydrazine derivative, wherein a mixture of the hydrazine derivative and the co...
01/20/2011
20110003928THERMOPLASTIC ELASTOMER COMPOSITION AND METHOD FOR PRODUCING THE SAME
The present invention provides a thermoplastic elastomer composition obtained by dynamically crosslinking, under a melting condition, 100 parts by mass of a block copolymer (I), 1 to 1,000 parts by mass of a polar resin (II), 1 to 500 parts by mass of a modified polymer...
01/06/2011
20100330456Solid polymer electrolyte membrane and production method of the same
An object is to provide a solid polymer electrolyte membrane for solid polymer electrolyte fuel cell, which has high durability, as well as a membrane electrode assembly and a solid polymer electrolyte fuel cell, each containing the same. The solid polymer electrolyte m...
12/30/2010
20100292497POLYCARBONATE DIOL WITH EASE OF REACTION STABILIZATION
A polycarbonate diol comprising repeating units represented by the following formula (A) and a terminal hydroxy group. It is characterized in that 60-100 mol % of the repeating units represented by the formula (A) are repeating units represented by the following formula...
11/18/2010
20100282671METHOD OF TREATING WASTEWATER
Provided is a method of treating wastewater, containing: the flow-in step of flowing an organic wastewater into an activated sludge tank holding an activated sludge containing microorganisms therein; and the separation step of biologically treating the organic wastewate...
11/11/2010
20100261852POLYCARBONATE DIOL
A polycarbonate diol comprising repeating units represented by the following formula (A) and a terminal hydroxy group, 60-100 mol % of the repeating units represented by the formula (A) being repeating units represented by the following formula (B) or (C). The amount of...
10/14/2010
20100261817POLYACETAL RESIN COMPOSITION
Polyacetal resin compositions, including a polyacetal copolymer, 0.2 to 2 parts by mass of a hindered amine material and 0.2 to 10 parts by mass of powdery aluminum, with respect to 100 parts by mass of a polyacetal copolymer, and 0.3 to 10 parts by mass of a fatty acid...
10/14/2010
20100260839AQUEOUS FILM COATING SOLUTION, FILM COATED GRANULE AND TABLET USING THE SAME
An object of the present invention is to provide an aqueous film coating solution, and the like, which has good acid resistance and sustained release properties as well as the flexibility suitable for the tablet compression force and are highly productive and cost effic...
10/14/2010
20100256324NOVEL BLOCK POLYISOCYANATE AND URETHANE COMPOSITION CONTAINING THE SAME
Disclosed is a block polyisocyanate obtained by blocking at least a part of isocyanate groups of a polyisocyanate, which is derived from an aliphatic diisocyanate and a polyol and satisfies all of the conditions (1)-(5) shown below, with a pyrazole compound. (1) Average...
10/07/2010
20100248954PROTEIN-ADSORBING MATERIAL AND METHOD FOR PRODUCING THE SAME
An object of the invention is to provide a protein-adsorbing material having both adsorption capacity and high-speed treatment performance applicable to not only analysis use but also industrial use, in balance, and to provide a method for producing the same. The presen...
09/30/2010
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