Patent application number | Description | Published |
20090275909 | SHEET MEMBER, HIGH-DENSITY REGION-CONTAINING SHEET MANUFACTURING METHOD AND DISPOSABLE DIAPER USING SHEET MEMBER - A high-density region-containing sheet having a high-density region and a low-density region, a sheet member produced by joining the high-density region of the high-density region-containing sheet to an elastic member, and a disposable diaper using the sheet member as its chassis are provided. A sheet in a soft state by imparting preheat is pressed between a pair of opposed shaping rolls and having a toothed region and rotatable. Thus, a high-density region-containing sheet where high-density regions and low-density regions are formed is produced. Such two high-density region-containing sheets are joined through an extended elastic member to form a projection/recess pattern. In such a way, a high-density region-containing sheet can be produced. A sheet member in which at least one of two sheets is a high-density region-containing sheet, the high-density regions are joined through an extended elastic member, and a projection/recess pattern can be formed when the elastic member is contracted is produced. | 11-05-2009 |
20100062031 | ANTIBACTERIAL SHEET AND ABSORBENT ARTICLE - Disclosed is an antibacterial sheet including an antibacterial composition and a sheet-like base member with the antibacterial composition attached thereto. In the antibacterial sheet, a composition including an antibacterial agent and a water-soluble thermoplastic polymer which is solid at a normal temperature and which dissolves in a body fluid is used as the antibacterial composition. | 03-11-2010 |
20110118690 | ABSORPTIVE ARTICLE - An absorptive article according to the present invention includes: a main absorber including at least a liquid-permeable top sheet, liquid-impermeable back sheet, and an absorber disposed between the top sheet and the back sheet, absorbing and retaining fluid, and including a back-side region, a crotch region, and a belly-side region arranged in the longitudinal direction from the back side to the belly side in a state of wearing; and a left-and-right pair of side-flap portions provided on both sides in the width direction of the main absorber. A belly-side stretched region extended in the around-the-waist direction provided in the belly-side region of each side-flap portion. | 05-19-2011 |
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 |
20110137275 | ABSORPTIVE ARTICLE - In an absorptive article the lower surface of the absorptive body and those portions of the rear surface sheet which are located at the side flaps are constructed as a continuous unitized structure. That portion of each side flap which is located between a lateral edge of the side flap and that edge of the side flap which is on the absorptive body side has a high moisture-permeable region having higher moisture permeability than the lower surface of the absorptive body. | 06-09-2011 |
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 |
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 |
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 |
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 |
20110160685 | DISPOSABLE DIAPER - A liquid-permeating sheet ( | 06-30-2011 |
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 |
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 |
20110184368 | ABSORPTIVE ARTICLE - An absorptive article ( | 07-28-2011 |
20110184371 | Bodily Fluid Containment Structure and Wearing Article Having the Same - A bodily fluid containment structure has an inner sheet and an outer sheet which are formed with through-hole extending through the sheets. The inner and outer sheets are bonded to each other along outer peripheral edges thereof to form an envelope. The inner sheet is formed with an opening. On both sides of this opening as viewed in a longitudinal direction Y, the containment structure further includes front and rear containment regions adapted to contain bodily fluids. The opening is aligned with the through-hole extending through the inner sheet and the outer sheet. The peripheral edge of the opening is bonded to the outer sheet by first bonding means. A bonded region is formed between the inner and outer sheets and includes a plurality of bonded line segments which define first channels. | 07-28-2011 |
20120024452 | METHOD AND APPARATUS FOR MANUFACTURING ABSORBENT ARTICLE - In a case where components such as side flaps and crotch portions are arranged on multiple webs which are being conveyed while being arranged side by side in the width direction of the webs, articles in various sizes can be handled easily by a web conveying step of conveying a front waistline web | 02-02-2012 |
20120101461 | SHEET MEMBER, HIGH-DENSITY REGION-CONTAINING SHEET MANUFACTURING METHOD AND DISPOSABLE DIAPER USING SHEET MEMBER - A high-density region-containing sheet has a high-density region and a low-density region, and a sheet member is produced by joining the high-density region of the high-density region-containing sheet to an elastic member. A sheet in a soft state by imparting preheat is pressed between a pair of opposed shaping rolls and having a toothed region and rotatable. Thus, a high-density region-containing sheet where high-density regions and low-density regions are formed is produced. Such two high-density region-containing sheets are joined through an extended elastic member to form a projection/recess pattern. In such a way, a high-density region-containing sheet can be produced. A sheet member in which at least one of two sheets is a high-density region-containing sheet, the high-density regions are joined through an extended elastic member, and a projection/recess pattern can be formed when the elastic member is contracted is produced. | 04-26-2012 |
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 |
20120130333 | METHOD OF MANUFACTURING ABSORBENT ARTICLE AND ABSORBENT ARTICLE - In a method of manufacturing an absorbent article, an absorbent article | 05-24-2012 |
20120208688 | APPARATUS AND METHOD OF MANUFACTURING AN ABSORBENT ARTICLE - A method of manufacturing an absorbent article includes forming a pair of side flap-folded sections by folding a continuous sheet such that end sections in a width direction of the continuous sheet are folded inwardly in the width direction, while the continuous sheet is being transported in a continuous direction of the continuous sheet, producing a flap segment by segmenting the continuous sheet at a predetermined pitch in the continuous direction, joining the flap segment to a continuous body of absorbent main bodies in an overlapped manner, while the continuous body of absorbent main bodies is being transported in a transport direction corresponding to a continuous direction of the continuous body, and dividing the flap segment into a section having the pair of first side flaps and a section having the pair of second side flaps by segmenting the continuous body of absorbent main bodies. | 08-16-2012 |
20120238977 | DISPOSABLE DIAPER - On the back sheet side, back-side recessed portions recessed toward the top sheet are provided in a surface of the absorber of the disposable diaper. The back-side recessed portions include multiple grooves, which are continuous in the longitudinal direction L of the absorber. The back-side recessed portions is visible from an outside of the back sheet in a state before the disposable diaper is used, and when the absorber absorbs liquid, the depth D of the back-side recessed portions is made smaller than that before the absorber absorbs liquid. When the hydrophilic fiber and the particulate SAP swells, and thereby the absorber expands in at least the thickness direction thereof, the back-side recessed portions seems to disappear from the outside. | 09-20-2012 |
20120238989 | DISPOSABLE DIAPER - A disposable diaper includes: a main body, a side flap, and a pair of fastening tapes. The main body includes a liquid permeable topsheet, a liquid impermeable outer sheet, and an absorber between the topsheet and the outer sheet. The side flap covers one of edge portions of the main body in a longitudinal direction and has a greater dimension in a width direction than the main body. The fastening tapes are attached to respective edge portions, in the width direction, of the side flap and configured to be fastened onto a fastening portion on an opposite one of the edge portions of the main body. One of edge portions of the absorber in the longitudinal direction is located inboard of an outer imaginary line connecting outermost points of the fastening tapes in the longitudinal direction. | 09-20-2012 |
20120245548 | DISPOSABLE DIAPER - A disposable diaper includes a side flap and a tape fastener. The tape fastener includes a tape attaching part attached to the side flap and exposed at an outer side face of the side flap. The side flap includes a leg periphery side region positioned closer to a leg of a wearer than the tape attaching part. The leg periphery side region is foldable upwardly to cover at least partially an end portion of the tape attaching part adjacent the leg of the wearer in response to a stress generated when the tape fastener is engaged, while being pulled, with the other end portion of the inner part in the longitudinal direction. | 09-27-2012 |
20120245549 | DISPOSABLE DIAPER - A disposable diaper includes: a main body having a liquid-permeable topsheet, a liquid-impermeable outer sheet an absorber provided between the topsheet and the outer sheet, and a gather. The gather includes a plurality of elastic members arranged in a width direction outboard of the absorber. The elastic members are fixed to the gather in a state where the elastic members are stretched in a longitudinal direction. A side flap is located in one of end portions of the main body in the longitudinal direction and projects outwardly beyond at least one of end portions of the main body in the width direction. A joint portion joins the side flap and the main body. In a spread-out state of the disposable diaper, an outermost elastic member among the elastic members is arranged outboard of the joint portion in the width direction. | 09-27-2012 |
20120245550 | ABSORBENT ARTICLE USING HOOK-AND-LOOP FASTENER - In a hook-and-loop fastener, the female member includes a plurality of lines of fiber dense portions in which the fibrous material has a high basis weight, a plurality of lines of fiber sparse portions provided between the plurality of lines of fiber dense portions, the fibrous material in the fiber sparse portions having a basis weight lower than that in the fiber dense portions, and pressed portions intersecting the plurality of lines of fiber dense portions and the plurality of lines of fiber sparse portions. Further, since the rib portions are pressed by the pressed portions obtained by the embossing process, the rib portions change shape from lines where the rib portions intersect the pressed portions, and curve toward the peeling direction shown by arrow a to be a convex shape. | 09-27-2012 |
20130020017 | METHOD OF MANUFACTURING DISPOSABLE DIAPER - In a step of performing a stretching process performed by using an embossing roll mechanism, a continuous body of an exterior sheet is conveyed in a state in which strand-shaped members are joined with each of an end region and an end region of the continuous body of the exterior sheet, along a conveyance direction of the continuous body of the exterior sheet; and the strand-shaped members joined with the end region are sandwiched by tooth units of a first embossing roll and interdental units of a second embossing roll corresponding to the end region side, and the strand-shaped members joined with the end region are sandwiched by the tooth units of the first embossing roll and the interdental units of the second embossing roll positioned at the end region side. | 01-24-2013 |
20130020736 | STRETCHING APPARATUS AND METHOD OF MANUFACTURING ABSORBENT ARTICLE - A manufacturing method for an absorptive article includes a sheet-stretching step of performing a stretching process to stretch a continuous body of the exterior sheet in a widthwise direction while conveying a continuous body. In the step of performing the stretching process, the continuous body is stretched by a stretching apparatus including a first roll and a second roll. An axial core of the first roll and an axial core of the second roll are correspond to the widthwise direction of the continuous body. The first roll and the second roll have surfaces each provided with columns of tooth units and untoothed units. | 01-24-2013 |
20140316364 | DISPOSABLE DIAPER - A fastening tape | 10-23-2014 |
20140330239 | DISPOSABLE DIAPER - A disposable diaper includes: a first inflected unit formed in an absorber and extending along a product widthwise direction; a second inflected unit formed in the absorber, extending along the product widthwise direction, and positioned towards a rear waistline unit from the first inflected unit; and a crotch unit formed between the first inflected unit and the second inflected unit. The size of the crotch unit along the product longitudinal direction is 30 mm or more and 150 mm or less in the natural state of the disposable diaper | 11-06-2014 |
20140364827 | DISPOSABLE DIAPER - A disposable diaper includes a front waistline region, a rear waistline region and a fastening tape, as the waistline retaining unit extending along the product widthwise direction and holding the disposable diaper onto a body of a wearer. Furthermore, the disposable diaper includes a crotch stretch unit that is formed in the crotch region and can expand and contract in the product longitudinal direction, and leg gathers. The leg gathers are longer than the crotch stretch unit in the product longitudinal direction L, and are provided at an outer side from the crotch stretch unit in the product widthwise direction. A low stretch region having a lower ratio of expansion and contraction than the crotch stretch unit is formed between the leg gathers and the crotch stretch unit. | 12-11-2014 |