| GUNZE LIMITED Patent applications |
| Patent application number | Title | Published |
|---|
| 20120130064 | METHOD FOR THE HYDROPHILIC PROCESSING OF CELLULOSE FIBRE AND PRODUCTION METHOD FOR HYDROPHILIC CELLULOSE FIBRE - This invention provides a method for hydrophilic treatment of cellulose fibers that can prevent coloring or decrease in fiber strength. The hydrophilic treatment method comprises a first oxidation step of oxidizing cellulose fibers in a first reaction solution containing an N-oxyl compound and a re-oxidizing agent for the N-oxyl compound; and a second oxidation step of oxidizing oxycellulose fibers obtained in the first oxidation step in a second reaction solution containing an oxidizing agent for oxidizing aldehyde groups. | 05-24-2012 |
| 20120040121 | ENDLESS TUBULAR POLYIMIDE FILM - The present invention provides a method for producing a high-quality nonconductive or semi-conductive seamless (jointless) tubular polyimide film in a simple, efficient, and economical manner, and the like. More specifically, the invention relates to an electrically non-conductive or electrically semi-conductive seamless tubular polyimide film comprising polyimide having at least two aromatic tetracarboxylic acid derivatives comprising 15 to 55 mol % of asymmetric aromatic tetracarboxylic acid component and 85 to 45 mol % of symmetric aromatic tetracarboxylic acid component and at least one aromatic diamine component, in which, as required, a specific amount of carbon black is dispersed, and relates to a method for producing the same. | 02-16-2012 |
| 20120040117 | MULTILAYERED STRETCHED FILM WITH BARRIER PROPERTY - A multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. A multilayer stretched film with barrier property obtained by biaxially stretching a multilayer laminate including at least three layers, namely, a polyester-based resin layer (Layer A), a polyamide-based resin layer (Layer B), and a polyester-based resin layer (Layer A), in this order (wherein the two Layers A may be the same or different) to obtain a biaxially stretched multilayer film; and providing a deposition layer (Layer C) on at least one surface of the biaxially stretched multilayer film; both of the Layers A containing a crystalline polyester; Layer B containing 70 to 99 wt % of aliphatic polyamide and 1 to 30 wt % of aromatic polyamide; and Layer C containing an inorganic substance. | 02-16-2012 |
| 20110315590 | MULTILAYERED STRETCHED FILM WITH BARRIER PROPERTY - [Object] An object of the invention is to provide a multilayer stretched film with barrier property that is free from deterioration of barrier properties attributable to dimensional change caused by moisture absorption, and bending, etc. | 12-29-2011 |
| 20110203037 | FIBER, CLOTH, AND UNDERWEAR - It is an object of the present invention to provide fibers, a clothing fabric, and underwear which can maintain excellent cool contact feeling, texture, and pleasant feeling and can suppress fiber yellowing and reddening in distribution process or during in use. | 08-25-2011 |
| 20110200770 | MULTILAYER STRETCHED POLYAMIDE FILM - An object of the present invention is to provide a multilayer stretched polyamide-based film having excellent bending resistance, thermal dimensional stability and aroma retention, whose lamination strength is measureable when a sealing layer is laminated thereon. | 08-18-2011 |
| 20110172757 | BASE MATERIAL FOR REVASCULARIZATION - The present invention aims to provide a material for revascularization which enables the regeneration of a blood vessel at an extremely high efficiency by being transplanted into a defect of the blood vessel. | 07-14-2011 |
| 20110117341 | MULTILAYERED FILM WITH EXCELLENT ANTIFOGGING PROPERTY - The present invention provides a film that has excellent anti-fogging properties, processability without causing curling, as a film for use in food packaging. Specifically, the present invention provides a multilayered film including a polyolefin layer (A), an adhesive layer (B), a polyamide layer (C), a barrier layer (D), an anti-fogging agent layer (E), and an anti-fogging agent volatilization-preventing layer (F), the polyamide layer (C) including 5 to 30 wt % of amorphous aromatic polyamide, the barrier layer (D) including a saponified ethylene vinyl acetate copolymer (EVOH) having an ethylene content of 35 mol % or less and a saponification degree of vinyl acetate of 90 mol % or more, the anti-fogging agent layer (E) including an anti-fogging agent and polyolefin, and the anti-fogging agent volatilization-preventing layer (F) including polyolefin; and the multilayered film having an (A)/(B)/(X)/(B)/(E)/(F) layer structure (wherein the layer (X) represents a (C)/(D)/(C), (D)/(C)/(D), (C)/(D), or (D)/(C) layer structure); and a method for producing the same. | 05-19-2011 |
| 20110102370 | PLANAR ELEMENT, AND TOUCH SWITCH - The present invention provides a touch switch having two ITO-free electrode layers that are bonded together, the touch switch having good visibility, and a planar body that forms such a touch switch. The planar body includes a mesh-like electrode formed in a mesh shape by multiple conductor lines L on one side of a substrate, in which the mesh-like electrode is separated into multiple conductive areas disposed at intervals, and non-conductive areas each disposed between each of the conductive areas; each non-conductive area has multiple cutting portions that cut the conductor lines L, and each non-conductive area insulates between the adjacent conductive areas by the cutting portions. | 05-05-2011 |
| 20110038911 | PROSTHETIC MATERIAL FOR LIVING ORGAN - It is an object of the invention to provide a prosthetic material for living organs, which can sufficiently withstand the arterial pressure and thereby can prevent leakage of blood or rupture of blood vessels, and which serves as a scaffold for vascular tissue regeneration, and does not necessitate repeated surgeries or the like. | 02-17-2011 |
| 20110027511 | MULTILAYERED POLYAMIDE TUBE FOR FOOD PACKAGING - An object of the present invention is to provide a multilayered polyamide-based tube for food packaging that is free from blocking in a Layer (C), and that has an excellent adherence to processed meat or like packaged food. The present invention provides a multilayered polyamide-based tube for food packaging comprising a Layer (A), a Layer (B) and a Layer (C);
| 02-03-2011 |
| 20100329751 | SEMIELECTROCONDUCTIVE POLYIMIDE RESIN BELT AND PROCESS FOR PRODUCING SEMIELECTROCONDUCTIVE POLYIMIDE RESIN BELT - An object of the present invention is to provide a semiconductive polyimide resin belt that exhibits electrical properties, including the ability to achieve accurate image transfer in a color image-forming unit, and the ability to prevent variations in resistance due to the transfer voltage, enabling high-quality transfer images to be stably produced over an extended period of time; and physical properties, including resistance to deterioration in flatness due to plastic deformation caused by loads applied in the width direction of the belt, excellent durability, and stable operation even after extended use; and more particularly, to provide an intermediate transfer belt made of the semiconductive polyimide resin belt. The semiconductive polyimide resin belt comprises carbon black and a polyimide resin. The polyimide resin is obtained by imidization of terphenyl-3,3′,4,4′-tetracarboxylic dianhydride and an aromatic diamine component, the aromatic diamine component containing 50 mol % or more of an aromatic diamine having 3 and/or 4 aromatic rings based on a total amount of the aromatic diamine component. | 12-30-2010 |
| 20100326825 | SOLID ION CONDUCTOR, ELECTROCHEMICAL DEVICE USING A SOLID ION CONDUCTOR, AND PROCESS FOR PRODUCING THE SAME - Provided is a solid ion conductor which can be used suitably for an electrochemical device or a hydrogen gas sensor. An electrochemical device wherein a pair of electrodes are formed in the state that a solid ion conductor is sandwiched therebetween, the conductor being obtained by subjecting, to curing treatment with ultraviolet rays, a mixture of a photocurable resin and an ionic liquid having one or more cationic moieties selected from imidazolium based ions, pyridinium based ions, aliphatic amine based ions, alicyclic amine based ions and aliphatic phosphonium ions, and having one or more anionic moieties selected from boric acid ions, triflate ions, halogen based ions, and phosphonate ions. | 12-30-2010 |
| 20100321779 | POLARIZING PLATE PROTECTIVE FILM, POLARIZING PLATE AND RESISTIVE TOUCH PANEL - The present invention provides a polarizing plate protective film obtained by forming a silane coupling agent layer on one side of a cyclic olefin-based resin film; a polarizing plate wherein the protective film is laminated on one side or both sides of a polarizer through the isocyanate-based silane coupling agent layer; and a resistive touch panel using the polarizing plate. | 12-23-2010 |
| 20100156826 | TOUCH PANEL - In a touch panel, a rectangular resistive film is formed on a substrate and electrodes are provided along the four sides of the resistive film. Each electrode includes a plurality of gaps and a plurality of divided electrodes. The divided electrodes are linearly arranged along the corresponding side of the resistive film, and the electrode, in which the divided electrodes at both ends are connected to terminals, respectively, is formed by arranging the divided electrodes of the same shape and repeating this same shape. | 06-24-2010 |
| 20100055791 | MATRIX FOR REGENERATING CARDIOVASCULAR TISSUE AND METHOD FOR REGENERATING CARDIOVASCULAR TISSUE - Materials for culturing cardiovascular tissues wherein a sponge made of a bioabsorbable material is reinforced with a reinforcement made of a bioabsorbable material. | 03-04-2010 |
| 20100055781 | SUBSTRATE FOR CULTURE OF CARDIOVASCULAR TISSUE - The scaffold for culturing a cardiovascular tissue of the present invention is a scaffold for culturing a cardiovascular tissue, which is tubular, and comprises a foamed polymer comprising a bioabsorbable material reinforced with a reinforcing material comprising a bioabsorbable material, the foamed polymer comprising lactide (D, L, DL isomer)-ε-caprolactone copolymer containing lactide (D, L, DL isomer) in a content of 50 to 54 mole % and ε-caprolactone in a content of 50 to 46 mole %, and the reinforcing material being covered with the foamed polymer. | 03-04-2010 |
| 20100049250 | STITCHING REINFORCEMENT MATERIAL FOR AUTOMATIC STITCHING DEVICE - It is an object of the present invention to provide a suture reinforcement material for an automatic suturing device, which has excellent loadability into an automatic suturing device and excellent cuttability with a cutter. | 02-25-2010 |
| 20100026987 | PHOTOLUMINESCENT HEAT-SHRINKABLE FILMS - A primary object of the present invention is to provide a multilayer heat-shrinkable styrene-based film that makes it possible, even when the film is transparent, to confirm that the film is correctly applied on a drink bottle and the like as a label. The present invention provides a heat-shrinkable styrene-based film having at least one layer containing a styrene-based resin containing a copolymer b1 of 98 to 40% by weight vinyl aromatic hydrocarbon and 2 to 60% by weight aliphatic unsaturated carboxylic acid ester, and/or a block copolymer b2 of 70 to 85% by weight vinyl aromatic hydrocarbon and 15 to 30% by weight conjugated diene hydrocarbon, and a fluorescent brightening agent in an amount of 100 to 2,000 weight ppm with respect to the total weight of the styrene-based resin. The present invention also provides a heat-shrinkable film having a three-layer structure containing front and back layers and a core layer, wherein the above-mentioned copolymer b1 and/or copolymer b2 forms the core layer. | 02-04-2010 |
| 20100025241 | HYDROGEN GAS SENSOR - Disclosed herein is a hydrogen gas sensor which requires no purging, has excellent hydrogen gas selectivity, and can be produced at relatively low cost. The hydrogen gas sensor includes a detection unit having a base body composed of a solid polymer electrolyte or a carbon-containing solid polymer electrolyte obtained by dispersing a carbon material in a solid polymer electrolyte and a catalyst layer provided on one of the surfaces of the base body to perform catalytic function on contact with hydrogen gas. | 02-04-2010 |
| 20090305037 | ELASTOMERIC SHEATH-CORE CONJUGATE FIBER - The present invention provides a conjugate fiber having excellent elastic extensibility and transparency. The present invention relates to a highly elastic conjugate fiber comprising an elastomeric resin (A) having elastic extensibility; and an elastomeric resin (B) having elastic extensibility, permanent elongation of 25 to 70% and a tensile elongation of 100 to 800%; a core comprising the elastomeric resin (A), and a sheath comprising the elastomeric resin (B). | 12-10-2009 |
| 20090269582 | PROCESS FOR PRODUCING CORE/SHEATH CONJUGATE ELASTOMER FIBER - The present invention provides a process for producing a conjugate fiber that is excellent in strength, stretch elasticity, and transparency. The process includes a step (1) in which an elastomer resin (A) having stretching elasticity and an elastomer resin (B) having stretch elasticity, a permanent elongation of 25-70%, and a tensile elongation of 100-800% are separately melted and subjected to conjugate spinning using a conjugate spinneret having two nozzles so that the elastomer resin (A) forms a core and the elastomer resin (B) form a sheath; a step (2) in which the fiber obtained by composite spinning in the step (1) is heat-treated; and a step (3) in which the fiber heat-treated in the step (2) is stretched. | 10-29-2009 |
| 20090236566 | CARBON BLACK-DISPERSED POLYAMIC ACID SOLUTION COMPOSITION, AND PROCESS FOR PRODUCING SEMICONDUCTIVE POLYIMIDE RESIN BELT THEREWITH - A carbon black-dispersed polyamic acid solution composition that utilizes carbon black excelling in safety and environmental adaptability and excels in the dispersion stability and fluidity of carbon black dispersed in polyamic acid solution, and that realizes high solid content and high carbon black content. Further, an intermediate transfer belt of polyimide, which produces a transfer image of high quality in a color image-forming apparatus, is provided with the use of the above polyamic acid solution composition. In particular, there is provided a carbon black-dispersed polyamic acid solution composition containing a polyamic acid solution obtained by reaction of approximately equimolar amounts of biphenyltetracarboxylic acid dianhydride and an aromatic diamine, and containing a carbon black of 2 to 6% volatile content produced by oil furnace process, wherein the solid content of the solution composition is 23 wt. % or more and wherein the carbon black content of the solid is in the range of 20 to 30 wt. %. | 09-24-2009 |
| 20090235427 | GARMENT HAVING CUT-OFF OPENING PART - A garment is provided which a purchaser can freely cut after purchase into any design shape and then wear, and also which has a cut-off part requiring no high-level cutting and sewing processing techniques. The garment is formed of a fray-preventing knitted fabric woven with heat-welding elastic yarn. Sizes of opening parts of the neck, side, and bottom of the garment are smaller than those of a standard product; a total length and sleeve length of the garment are larger than those of the standard product; and a body width, cuff, waist, and lower bottom edge of the garment are equal to those of the standard product. The garment can be cut into any design shape and can be used with the opening parts left cut-off. | 09-24-2009 |
| 20090202851 | Heat shrinkable multilayer film and heat shrinkable label - It is an object of the present invention to provide a heat-shrinkable multilayer film which, in the case of using the heat-shrinkable multilayer film as a heat-shrinkable label for a container, does not produce delamination in covering a container, is superior in heat resistance, oil resistance, tearing properties along the perforation and appearance and can prevent the reduction in strength between the layers after a printing step, and a heat-shrinkable label comprising the heat-shrinkable multilayer film as a base film. | 08-13-2009 |
| 20090171064 | BIO-DEGRADABLE/ ABSORBABLE POLYMER HAVING REDUCED METAL CATALYST CONTENT, AND PROCESS FOR PRODUCTION THEREOF - The present invention provides a safe biodegradable and bioabsorbable polymer having an extremely low metal catalyst content, while retaining the properties desired for a medical implant or the like; and a process for producing the same. The present invention further provides a method for reducing the content of a metal catalyst in a biodegradable and absorbable polymer that can be applied on an industrial scale. A method for producing a biodegradable and bioabsorbable polymer having a metal catalyst content of less than 1 ppm in terms of a metal comprising the steps of (1) copolymerizing lactide and ε-caprolactone at a molar ratio ranging from 40/60 to 60/40 in the presence of the metal catalyst to produce a copolymer; and (2) washing the copolymer with a mixed solvent comprising acetic acid and isopropanol at a volume ratio ranging from 25/75 to 45/55 at less than 40° C., and drying the copolymer. 13. A method for producing a biodegradable and bioabsorbable polymer having a metal catalyst content of less than 1 ppm in terms of a metal comprising the steps of (1) copolymerizing lactide and ε-caprolactone at a molar ratio ranging from 65/35 to 85/15 in the presence of the metal catalyst to produce a copolymer; and (2) washing the copolymer with a mixed solvent comprising acetic acid and isopropanol at a volume ratio ranging from 45/55 to 55/45 at less than 40° C., and drying the copolymer. | 07-02-2009 |
| 20090143287 | TISSUE REGENERATION SUBSTRATE - The present invention provides a tissue regeneration substrate that has the ability to release a basic fibroblast growth factor (bFGF) and like cell growth factors in a sustained manner, into which cells can easily enter, and that is suitably used for regeneration of tissues. Specifically, the present invention provides a tissue regeneration substrate that comprises a cell growth factor adsorbed in a bioabsorbable porous substrate that contains collagen and gelatin, and a method for producing the same. | 06-04-2009 |
| 20090099268 | Anti-adhesion membrane - An object of the present invention is to provide an anti-adhesion membrane that has no toxicity to a living body, has flexibility allowing itself to fit an affected part as a hydrated gel, is uniformly crosslinked, and is immediately absorbed in a living body after maintaining its shape in the living body for a certain period of time. | 04-16-2009 |
| 20090044572 | TERMINAL KNITTING TEXTURE AND CLOTHING PROVIDED WITH THIS TERMINAL KNITTING TEXTURE - A terminal knitting texture for a single welt consisting of a single knit that starts knitting on a terminal side, wherein a plurality of courses in an antirun area at knit starting are knit without being knit at all the wales, and are knit by using first-kind knitting yarns consisting of single covering yarns provided with thick elastic core yarns in the antirun area so as to provide knitting not causing outward curls with the first-kind knitting yarns in the antirun area. In a welt knitting area continuous to the antirun area, a course knitted with the first-kind yarns is combined with a course knitted with knitting yarns lower in stretching/shrinking force than the first-kind yarns. | 02-19-2009 |
| 20090007309 | Freely Cuttable Garment - A garment is provided which a purchaser can freely cut after purchase into any design shape and then wear, and also which has a cut-off part requiring no high-level cutting and sewing processing techniques. | 01-08-2009 |
| 20080265494 | Sheet Material Accumulating Method And Sheet Material Accumulating Apparatus - Provided are a sheet material accumulating method and a sheet material accumulating apparatus capable of performing a proper accumulation of a sheet material that does not produce a defective in the next process even when an overlap condition of a conveyed sheet material, such as a printed sheet, varies. | 10-30-2008 |
