| UNICHARM CORPORATION Patent applications |
| Patent application number | Title | Published |
|---|
| 20120132551 | INDIVIDUALLY PACKAGED PRODUCT | 05-31-2012 |
| 20120130333 | METHOD OF MANUFACTURING ABSORBENT ARTICLE AND ABSORBENT ARTICLE - In a method of manufacturing an absorbent article, an absorbent article | 05-24-2012 |
| 20120116344 | ABSORBENT ARTICLE - A leakage-preventing unit | 05-10-2012 |
| 20120116343 | DISPOSABLE DIAPER - A disposable diaper is provided with an outer body including a belly side portion and a back side portion, and an inner body. The belly side portion and back side portion of the outer body each has a plurality of waist elastic members extending in parallel to each other in the transverse direction. The outer body has an annular waist gather region, a belly side pressing region, a back side pressing region, and an annular tightening region. The area of the back side pressing region is smaller than the area of the belly side pressing region, and the contractile force of the back side pressing region is smaller than the contractile force of the belly side pressing region, and is no greater than 0.35N, and the contractile force per unit width of the tightening region is no less than 0.45N/25 mm. | 05-10-2012 |
| 20120111975 | NOZZLE FOR ADHESIVE COATER - The present invention provides a nozzle assembly adapted to apply adhesives uniformly when forming one or more adhesive lines on upper surface of a fibrous web continuously running. A nozzle assembly | 05-10-2012 |
| 20120109088 | ABSORBENT ARTICLE - An absorbent article includes a topsheet having a contact surface that comes into contact with a skin of a wearer; a liquid-impermeable backsheet which does not permeate a liquid; and an absorber that is arranged between the topsheet and the backsheet, wherein a material including a refresher agent is provided between the topsheet and the backsheet, and the material including the refresher agent is arranged at each side in a widthwise direction of the absorber. | 05-03-2012 |
| 20120101466 | ABSORBENT ARTICLE - An absorbent article includes: a belly waistline portion to be fitted to a belly waistline of a wearer; a rear waistline portion to be fitted to a rear waistline of the wearer; a crotch portion to be fitted to a crotch of the wearer; a central portion in a width direction of the absorbent article. The central portion includes an absorber; and a lateral portion located outside the central portion in the width direction of the absorbent article. The backsheet includes a stretched portion stretched by stretch processing in the width direction of the absorbent article perpendicular to a belly-to-rear direction extending from the belly waistline portion to the rear waistline portion, and a unstretched portion not stretched by the stretch processing. The stretched portion includes a central stretched portion located in at least part of the central portion within the crotch portion, and a lateral stretched portion located in at least part of the lateral portion within the crotch portion. | 04-26-2012 |
| 20120101424 | TAMPON APPLICATOR - A tampon applicator according to the present invention includes an outer tube and an inner tube. The outer tube includes an outer-tube tip end portion having a locking portion and an outer-tube rear end portion having a protrusion. The protrusion is capable of passing by the locking portion from the outer-tube rear end portion side to the outer-tube tip end portion side. When the protrusion is positioned on the outer-tube tip end portion side of the locking portion, the locking portion locks the protrusion to prevent the inner tube from returning to the outer-tube rear end portion side of the locking portion. | 04-26-2012 |
| 20120095425 | ABSORBENT ARTICLE - An absorbent article includes a first curved portion and a second curved portion formed on the surface of a topsheet along a longitudinal direction of the absorbent article. The first curved portion is arranged in one pair to be symmetrical to a centerline of the absorbent article in a region in which the contact region is included, the region being an inside region more than each side part in a widthwise direction of the absorbent article, and is formed along a longitudinal direction of the absorbent article. The second curved portion is arranged in one pair in a region in which the contact region is included, the region being an inside region in the widthwise direction of the absorbent article more than the first curved portion, and is formed along the longitudinal direction of the absorbent article. The first curved portion and the second curved portion has a convex shape outward in the widthwise direction of the absorbent article, in the region in which the contact region is included. | 04-19-2012 |
| 20120095424 | ABSORBENT ARTICLE - An absorbent article includes cooling material including refreshing agent, provided between a topsheet and a backsheet. An amount of the cooling material disposed per unit area is larger in a contact portion where the excretion area of a wearer comes into contact than in a portion outside the contact portion. | 04-19-2012 |
| 20120089106 | ABSORBENT ARTICLE - An absorbent article includes a topsheet having a contact surface in contact with the skin of a wearer; a liquid-impermeable backsheet through which a liquid does not pass; and an absorber provided between the topsheet and the backsheet, a cooling sensation material including a refresher agent in the topsheet or between the topsheet and the backsheet. On the outside of the planar direction of the topsheet from the contact region in which an excretion unit of the wearer is in contact in the topsheet, there is a region having a greater amount of the cooling sensation material per unit area than the amount of the cooling sensation material per unit area in the contact region. | 04-12-2012 |
| 20120080155 | WATER DISINTEGRATABLE FIBROUS SHEET - To provide a water disintegratable fibrous sheet with high water disintegratability and wet strength, that can be used as a cleaning sheet. A prescribed water disintegratable fibrous sheet comprising 30-50% by mass of unbeaten pulp (a) with a beating degree of 700 cc or greater; 20-40% by mass of beaten pulp (b) with a beating degree of 400-700 cc; 15-45% by mass of regenerated cellulose (c) with a beating degree of 700 cc or greater; and 2-15% by mass of fibrillated purified cellulose (d) with a beating degree of 0-400 cc. | 04-05-2012 |
| 20120059342 | ABSORBENT ARTICLE AND METHOD FOR MANUFACTURING ABSORBENT ARTICLE - An absorbent article includes a liquid-permeable topsheet, a liquid-impermeable backsheet, and an absorber provided in between the topsheet and the backsheet, such that a joint unit is formed in which at least the topsheet and the absorber are joined. The absorber comprises: a first region having a predetermined weight per unit area of an absorbent material configuring the absorber; and a second region having less weight per unit area of the absorbent material than the first region, the second region extends along the longitudinal direction of the absorbent article and is sandwiched between the first regions in the widthwise direction of the absorbent article, and the joint unit is formed in the second region. | 03-08-2012 |
| 20120045620 | LIQUID-PERVIOUS FIBROUS NON-WOVEN FABRIC - A liquid-pervious fibrous non-woven fabric includes staple fibers made of thermoplastic synthetic resin fused together which is formed on its upper surface with a plurality of ridges, and a plurality of grooves extending in parallel in a longitudinal direction. The ridges and grooves are arranged alternately in a transverse direction. On the upper surface, some of the staple fibers extend across the ridges to the adjacent grooves on each side of the ridges and are, in the respective grooves, fused to the staple fibers of a different type from the former staple fibers. | 02-23-2012 |
| 20120035566 | ABSORBENT ARTICLE - An absorbent article includes a pair of grooves in which each of the grooves has a central region in the longitudinal direction has a first section which is formed so as to be curved in a convex manner at an inside of a widthwise direction of the absorption layer; a second section and a third section which is linked with each end of the first section and is formed so as to be curved in a convex manner at an outside of the widthwise direction. A radius of curvature of the first section is smaller than the radius of curvature of either the second section or the third section. | 02-09-2012 |
| 20110319851 | THIN ABSORPTIVE ARTICLE - To provide an absorbent article which is a relatively thin absorbent article and which is hardly twisted while fitting to the body and exhibits excellent absorptivity. | 12-29-2011 |
| 20110315075 | APPLICATION APPARATUS AND METHOD | 12-29-2011 |
| 20110313386 | ABSORBER FOR TAMPON - An absorber for a tampon, which is generated by compressing and molding a laminate member | 12-22-2011 |
| 20110303356 | ABSORBER FORMING AND TRANSFERRING MECHANISM AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - In the absorber forming and transferring mechanism | 12-15-2011 |
| 20110184363 | ABSORBENT ARTICLE AND METHOD OF MANUFACTURING THE ABSORBENT ARTICLE - An absorbent article according to the present invention includes: a water-decomposable top sheet, a water-decomposable back sheet; and a water-decomposable absorber placed between the top sheet and the back sheet. The back sheet is formed of multiple sheet pieces each being smaller than a main body of the absorbent article, and each sheet piece at least partially overlapping adjacent one or more of the other sheet pieces. In addition, an adhesive is applied to each overlapping region where adjacent two of the sheet pieces overlap each other. | 07-28-2011 |
| 20110173794 | MANUFACTURING METHOD FOR ABSORBENT PRODUCTS AND MANUFACTURING DEVICE FOR ABSORBENT PRODUCTS - Provided is a manufacturing method for absorbent products that has a process for placing on connected rectangular flaps that are continuously conveyed on a flap line fastening members that are fastenable on both sides to prescribed areas near center line that is parallel to the MD-direction, a process for forming a cutable line along the center line that can divide the connected flaps in two, a process for forming flaps by cutting the connected flaps along the CD-direction on the flap line, and a process for placing the flaps on connected front torso-surrounding member or back torso-surrounding member or on the main body line so that center line is orthogonal to the MD-direction of the main body line. | 07-21-2011 |
| 20110172630 | ABSORPTIVE ARTICLE - A sanitary napkin ( | 07-14-2011 |
| 20110167765 | METHOD OF FOLDING ABSORBENT ARTICLE | 07-14-2011 |
| 20110162497 | LEG-SURROUNDING OPENING FORMING APPARATUS AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - A leg-surrounding opening forming apparatus ( | 07-07-2011 |
| 20110162188 | MANUFACTURING METHOD FOR ABSORBENT PRODUCTS AND MANUFACTURING DEVICE FOR ABSORBENT PRODUCTS - Provided is a manufacturing method for absorbent products that has a process for placing on connected flaps on latch members that are fastenable to prescribed areas on both sides of a center line that is parallel to the MD-direction of the flap line, a process for folding over both edges of the flap continuum toward the center line along the MD-direction on the flap line, a process for forming flaps by cutting the flap continuum along the CD-direction on the flap line, and a process for placing the flaps at prescribed intervals on absorbent article continuum on the main body line so that the center line is in the MD-direction. | 07-07-2011 |
| 20110160685 | DISPOSABLE DIAPER - A liquid-permeating sheet ( | 06-30-2011 |
| 20110155304 | MANUFACTURING METHOD FOR ABSORBENT PRODUCTS AND MANUFACTURING DEVICE FOR ABSORBENT PRODUCTS - Provided is a manufacturing method for absorbent products that has a fastening member placement step wherein latch members, which are fastenable to prescribed areas, are placed on both sides of a center line that is parallel to the conveyance direction of the flap line on a flap continuum that are continuously conveyed on the flap line, a flap formation process wherein flaps are formed by cutting the flap continuum on the flap line in a direction that intersects with the conveyance direction of the flap line, and a flap placement step wherein flaps are placed on front waistline member continuum or the rear waistline member continuum or on the main body line so that the center line is orthogonal to the conveyance direction of the main body line, and both edges of the flap continuum on the flap line are folded over toward the center line. | 06-30-2011 |
| 20110146898 | METHOD OF MANUFACTURING ABSORPTIVE ARTICLE AND DEVICE FOR MANUFACTURING ABSORPTIVE ARTICLE - A method of manufacturing an absorptive article has a step of arranging latch members in a region forming each flap of a succession of flaps composing a flap continuum, the latch members being arranged so as to be located on opposite sides of a centerline, which extends in a CD-direction of a flap line, of the region and being engageable with predetermined regions; a step of forming a cut line along the centerline; a step of joining together a rear waistline member continuum composed of a succession of rear waist members and the flap continuum composed of the succession of flaps, the continuum being joined together such that the centerlines are perpendicular to a MD-direction of a body line; and a step of breaking the cut line on the body line. | 06-23-2011 |
| 20110144612 | ABSORBENT ARTICLE - Disclosed is an absorbent product wherein a pair of folded portions that can be folded back is formed on both sides in the width direction of the absorbent product on portions of a flap. On the pair of folded portions, latch members that can fasten to prescribed areas of a front waistline member or a rear waistline member are respectively disposed. The flap is connected to the front waistline member or the rear waistline member at the two ends in the width direction of the absorbent product. Between the two ends and the folded portions, non-connected regions are provided where the flap is not connected to the front waistline member or the rear waistline member. | 06-16-2011 |
| 20110144561 | APPLICATOR FOR TAMPON - An applicator for a tampon comprises an outer cylinder ( | 06-16-2011 |
| 20110139385 | BULKY PAPER WITH RUGGED PATTERN AND PROCESS FOR PRODUCING THE SAME - A process for producing a bulky paper with a concavo-convex pattern includes the steps of producing a wet mixed sheet comprising high-basis-weight regions and low-basis-weight regions from a paper-making material prepared by dispersing a fiber starting material and heat-expanding particles in water, the heat-expanding particles being evenly dispersed in the fiber in the high basis-weight and low basis-weight regions; and then heating the wet mixed sheet to cause expansion of the heat-expanding particles and form a concavo-convex pattern. This allows the free designing of concavo-convex sections on bulky papers. | 06-16-2011 |
| 20110139336 | MANUFACTURING METHOD FOR ABSORBENT PRODUCTS AND MANUFACTURING DEVICE FOR ABSORBENT PRODUCTS - Provided is a manufacturing method for absorbent products that has a process for forming a pair of fold-over portions, which can be folded over in the direction of conveyance of a flap line and in the direction opposite said conveyance direction, on portions of regions that constitute a single flap in flap continuum that are continuously conveyed on the flap line, a process wherein fastening members, which are fastenable to prescribed areas, are placed on the pair of fold-over portions, and a process wherein the flap continuum are connected with connected front torso-surrounding members or back torso-surrounding members or so that each region that constitutes a single flap, corresponds to areas, that constitute a single absorbent product in connected front torso-surrounding members or back torso-surrounding members. | 06-16-2011 |
| 20110130737 | ABSORBENT ARTICLE - An absorbent article includes at least a liquid-permeable sheet, a liquid-impermeable sheet, and an absorber sandwiched between the liquid-permeable sheet and the liquid-impermeable sheet. The absorber includes an absorbing layer center part and an absorbing part formed in the periphery of the absorbing layer center part. On the skin-contact surface side of the absorbent article, compressed grooves are at least symmetry with respect to the longitudinal centerline and surround the absorbing layer center part. The compressed grooves have a pair of right and left intermittent portions across the longitudinal centerline. On the skin-non-contact surface side of the absorber, a space part being nearly convex toward the skin-contact surface side and formed between the absorber and the liquid-impermeable sheet, is present in the side part of at least a part of a compressed groove out of the compressed grooves provided along widthwise right and left side edges. | 06-02-2011 |
| 20110125120 | ABSORBENT ARTICLE - An absorbent article includes liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorber sandwiched between the top sheet and back sheet, wherein the top sheet is composed of a nonwoven fabric, and the region of the top sheet that contacts the site of discharge is the low density section of the nonwoven fabric with a lower apparent density than the other regions of the top sheet. The thickness of the low density section of the top sheet is larger than the thickness of the sections other than the low density section of the top sheet, and the basis weight of the low density section of the top sheet is equal to the basis weight of the sections other than the low density section of the top sheet. | 05-26-2011 |
| 20110118692 | FEMALE MEMBER FOR HOOK-AND-LOOP FASTENER, HOOK-AND-LOOP FASTENER EMPLOYING THE FEMALE MEMBER, AND ABSORBENT ARTICLE EMPLOYING THE HOOK-AND-LOOP FASTENER - A female member for a hook-and-loop fastener is provided. Even when the hook-and-loop fastener part is deformed or an instantaneous impact peel force is applied to the fastener part, the female member does not peel off the male member. When the male member is peeled from the female member, no fluffing caused by shedding of a fibrous material occurs. The female member for a hook-and-loop fastener is constituted of a fibrous material and can engage with a mating male member. The female member is composed of: dense fiber portions arranged in rows and having a high density of the fibrous material; and sparse fiber portions arranged in rows alternately with these dense fiber portions and having a lower density of the fibrous material than the dense fiber portions. The dense fiber portions deform elastically, and this prevents undesirable peeling and diminishes fluffing. | 05-19-2011 |
| 20110118691 | TOP SHEET FOR ABSORBENT ARTICLE, PROCESS FOR ITS PRODUCTION AND ABSORBENT ARTICLE EMPLOYING THE SAME - The top sheet for an absorbent article has a plurality of fused compressed sections, wherein the fused compressed sections are located on the lowermost side in the thickness direction of the top sheet, and the back side of the top sheet has recesses or low density regions having the lowest density within the top sheet, surrounding the fused compressed sections. The top sheet for an absorbent article having a plurality of fused compressed sections can be produced by a process wherein a top sheet is situated between a member with multiple protrusions and a member with multiple recesses that engage with the multiple protrusions, and the protrusions are pressed into the recesses. | 05-19-2011 |
| 20110092944 | ABSORBENT ARTICLE - An absorbent article includes a liquid-permeable sheet, a liquid-impermeable sheet, and an absorber sandwiched between the liquid-permeable sheet and the liquid-impermeable sheet. The absorber includes an absorbing layer center part and an absorbing part formed in the periphery of the absorbing layer center part. On the skin-contact surface side of the absorbent article, compressed grooves are provided along at least widthwise right and left side edges to surround the absorbing layer center part, and have an intermittent portion in the vicinity of the longitudinal centerline. On the skin-non-contact surface side of the absorber, a space part being nearly convex toward the skin-contact surface side and formed between the absorber and the liquid-impermeable sheet, is present in the side part of at least a part of compressed groove out of the compressed grooves provided along widthwise right and left side edges. | 04-21-2011 |
| 20110083819 | BULKY PAPER WITH RUGGED PATTERN AND PROCESS FOR PRODUCING THE SAME - The present invention relates to a process for producing a bulky paper with a concavo-convex pattern consisting of low density regions with a high degree of expansion of the heat-expanding particles and high density regions with a low degree of expansion of the heat-expanding particles, comprising: making a wet mixed sheet having heat-expanding particles uniformly dispersed in fibers from a paper-making material prepared by dispersing a fiber starting material and heat-expanding particles in water; then spraying prescribed sections of the wet mixed sheet with moist hot air or water vapor at above the initial expansion temperature of the heat-expanding particles to cause expansion of the heat-expanding particles at those sections; and then drying at a temperature at which the heat-expanding particles do not fully expand. The process allows free designing of concavo-convex sections on bulky papers. | 04-14-2011 |
| 20110060301 | ABSORBENT ARTICLE - To apply a colored recess part to an absorbent article such as sanitary napkin without worsening the soft and comfortable touch to skin and allowing the colorant from coming into direct contact with the skin of a wearer. | 03-10-2011 |
| 20110049209 | CONVEYOR APPARATUS AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - In a conveyor apparatus ( | 03-03-2011 |
| 20110046592 | ABSORBENT ARTICLE WITH PATTERN - To apply a clear pattern to an absorbent article such as sanitary napkin without worsening the soft and comfortable touch to skin and allowing the colorant from coming into direct contact with the skin of a wearer. | 02-24-2011 |
| 20100305541 | ABSORBENT ARTICLE - An absorbent article including an absorbent article main body which is extended in a longitude direction and having a front end portion and a rear end portion, and which includes an absorber of liquid-retaining, a topsheet of liquid-permeable covering a surface of the absorber, and a backsheet of liquid-nonpermeable supporting the absorber from a back surface of the absorber, the absorbent article includes: a belt-shaped member extended in the longitude direction of the absorbent article main body, including a base end portion fixed to any one of the absorber and the backsheet and a tip portion not fixed, and being stretchable in the longitude direction; and an attaching sheet provided on a back surface of the belt-shaped member and configured to be attached to clothing, wherein the attaching sheet is extended in a width direction of the belt-shaped member and both end portions of the attaching sheet are fixed to the belt-shaped member. | 12-02-2010 |
| 20100219224 | CONVEYOR AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - A conveyor conveys a continuous stretchable web. The conveyor includes a press mechanism configured to press the web in at least a center region C in a cross direction perpendicular to a conveyance direction of the web, or at least side edge regions S located in positions shifted from the center region toward both side edges of the web in the cross direction. The press mechanism is provided in a position shifted from a conveyance plane R of the web when viewed along a surface of the web in the cross direction. | 09-02-2010 |
| 20100213231 | WEB CONVEYOR AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - The web conveyer for manufacturing an absorber including an absorber core and a covering member covering the absorber core, conveys an absorber web including the absorber core sandwiched by a pair of webs to form the covering member. A thickness of the absorber core is larger than a thickness of the covering member. The web conveyer includes a direction changing mechanism which changes a conveyance direction of the absorber web by 90° or more. A rotation distance of the absorber web, that is, the length of a semi-circumference of the changing roller, is larger than is longer than a length of each of the absorber cores in the conveyance direction MD of the absorber web. | 08-26-2010 |
| 20100212814 | ADHESIVE EJECTING APPARATUS - An ejecting mechanism includes a pump, a pump controller unit, a distribution pipe, a restricting unit, and adhesive nozzles. The pump controller unit is configured to control to increase or decrease the amount of adhesive to be taken in by the pump. The distribution unit is configured to send a predetermined amount of adhesive to the adhesive nozzles out of the adhesive supplied by the pump, and to return the rest of adhesive to a discharge pipe out of the supplied adhesive, except for the predetermined amount of adhesive. The restricting unit is configured to disposed between the distribution unit and the discharge pipe and configured to restrict an amount of adhesive to be returned to a pipe. | 08-26-2010 |
| 20100200145 | METHOD OF MANUFACTURING ABSORBENT ARTICLE - An adhesive is applied in such a curved trajectory that an angle formed by a tangent line and an axis falls within a range of ±90° in a plan view of a web obtained by the overlapping a first web and a second web. The tangent line is drawn at any point on the trajectory of the adhesive. The axis is orthogonal to a trailing side of a pressing region, in which the web is pressed by an upper roller, in a conveyance direction. | 08-12-2010 |
| 20100181007 | CONVEYOR AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - The web conveyor conveys a continuous web for L size or M size. The conveyor includes a guide mechanism changing a passing position of a side edge portion of the web, a detection mechanism detecting the passing position of the edge portion of the web, and a drive mechanism moving the guide mechanism and the detection mechanism together in the cross direction of the web according to the L size or M size, by being in contact with a first side edge portion and a second side edge portion of the web. The drive mechanism moves the guide mechanism and the detection mechanism by an equal traveling distance in the cross direction of the web. | 07-22-2010 |
