Patents Assigned to Daio Paper Corporation
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Patent number: 11331222Abstract: Ultrasonic welding is performed by passing a first sheet layer, a second sheet layer, and an elastic film interposed therebetween in a stretched state in a machine direction between an anvil roll having a large number of protrusions and an ultrasonic horn. The anvil roll includes a region having the protrusions and in the region. A site, in which welding is performed by one ultrasonic horn, has a portion in which an area rate of the protrusions changes in a roll circumferential direction and a roll length direction. A difference between a maximum value and a minimum value in a change of the area rate of the protrusions in the roll circumferential direction is 4.5% or less, and a difference between a maximum value and a minimum value in a change of the area rate of the protrusions in the roll length direction is 1.5% or less.Type: GrantFiled: February 24, 2017Date of Patent: May 17, 2022Assignee: Daio Paper CorporationInventor: Syunsuke Sakai
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Patent number: 11334727Abstract: A technology is for writing different information depending on an object into an electronic tag. The above problem is solved by an electronic tag writing system including a writing device that writes write information into an electronic tag, and an information acquisition section that acquires write information related to an object associated with the electronic tag, in which the write information acquired by the information acquisition section is written into the electronic tag using the writing device.Type: GrantFiled: April 19, 2019Date of Patent: May 17, 2022Assignees: Daio Paper Corporation, Daio Engineering Co., Ltd.Inventors: Taro Ikawa, Koki Beppu, Hirohide Ouchi, Eiji Nishiyama, Ryoto Takahashi, Shin Koyama, Shuntaro Noguchi
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Patent number: 11324644Abstract: An absorbent article, where on a skin side of a laminated part of a side sheet 7 and a liquid permeable front-surface sheet 3, a side emboss that sinks in toward a non-skin side and is made by fusing the side sheet 7 and the liquid permeable front-surface sheet 3 is formed. The side emboss 10 is comprised of a plurality of large embosses 11, where 11 is formed to have a relatively larger area that are arranged to align linearly along the longitudinal direction of a sanitary napkin 1 with equal intervals, and between the adjacent large embosses 11, 11, a plurality of small embosses 12, 12 . . . are formed to have a relatively small area that are arranged in a wave-like shape along the longitudinal direction of the sanitary napkin 1 with intervals, separated from the large embosses 11. A side sheet and a front-surface sheet are strongly joined to prevent detachment, and to improve the feel against the skin by fitting flexibly to a body.Type: GrantFiled: November 27, 2017Date of Patent: May 10, 2022Assignee: DAIO PAPER CORPORATIONInventor: Ryoko Kurihara
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Publication number: 20220135781Abstract: A fibrous cellulose composite resin being excellent in strength, a method for producing the same, and a reinforcing material for resins capable of significantly improving resin strength are provided. The fibrous cellulose composite resin includes fibrous cellulose containing microfiber cellulose, a resin, and an acid-modified resin, wherein the microfiber cellulose has an average fiber width of 0.1 ?m or larger, an average fiber length of 0.02 to 2.0 mm, and a percentage of fibrillation of 1.0% or higher, and hydroxyl groups substituted with carbamate groups, and the carbamate groups are ionically bonded to acidic groups of the acid-modified resin.Type: ApplicationFiled: March 12, 2020Publication date: May 5, 2022Applicant: Daio Paper CorporationInventors: Ikko Matsusue, Yu Ochiai
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Publication number: 20220135284Abstract: A household tissue paper container includes a container body that is configured to store household tissue paper therein and has a take-out portion having an outlet through which the household tissue paper is taken out; and an open/close lid that is pivotably attached to the container body and closes the outlet. The outlet is formed at a swelling portion having a substantially spherical raised shape in the take-out portion. The outlet has a protruding piece that is protruding from a front edge of the outlet toward a rear where the open/close lid is attached to the container body.Type: ApplicationFiled: January 22, 2020Publication date: May 5, 2022Applicant: DAIO PAPER CORPORATIONInventor: Akiteru MIURA
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Patent number: 11317781Abstract: The present disclosure has a head part 1 for attaching a cleaning sheet P, and a handle part 2 that is connected to the head part 1 and is for a user to grasp, wherein a plurality of line-shaped ribs, which are formed so as to be line-shaped a bottom surface view of the head part 1, are formed in a bottom surface of the head part 1. A cleaning tool that can improve the collection of dirt with a cleaning sheet can thus be provided.Type: GrantFiled: May 24, 2018Date of Patent: May 3, 2022Assignee: DAIO PAPER CORPORATIONInventors: Naoki Shintani, Asako Fushimi
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Publication number: 20220127790Abstract: To provide a toilet paper that provides an excellent thick feeling, has excellent water-disintegrability, has sufficient softness, provides a security feeling to a human body during use, and is environmentally friendly. The problem is solved by a 3-ply or 4-ply toilet paper, each ply having a basis weight of 10.5 to 12.5 g/m2, containing oxygen-pulped and non-chlorine-bleached softwood kraft pulp in an amount of 50 to 100% by mass of fibers, containing a cationic fatty acid amide-based softener, each ply having a paper thickness of 80 to 100 ?m, having a paper thickness of 320 to 400 ?m as the entire toilet paper, and having water-disintegrability of 10 seconds or less.Type: ApplicationFiled: February 12, 2020Publication date: April 28, 2022Applicant: Daio Paper CorporationInventors: Shuta YASUI, Minoru IWASAKI
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Patent number: 11298274Abstract: An underpants-type disposable diaper has a display sheet containing a resin film between an inner member and at least one of a front side outer member and a back side outer member. A cover nonwoven fabric is provided with a plurality of holes having intervals and penetrating a front and a back is interposed from at least a crotch side edge of an outer member overlapping the display sheet to a side of a waist opening between the display sheet and a liquid impervious sheet. An internal surface and an external surface of the cover nonwoven fabric are bonded to facing surfaces, respectively, through a hot melt adhesive. Compatibility between prevention of deterioration of appearance of the display sheet and prevention of a decrease in air permeability is achieved.Type: GrantFiled: October 16, 2017Date of Patent: April 12, 2022Assignee: Daio Paper CorporationInventors: Aya Ide, Yoshitake Ishikawa, Yosuke Mori
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Patent number: 11291594Abstract: An absorbent article includes compressed grooves formed in line symmetry with respect to a longitudinal centerline and including a pair of central compressed grooves, and a pair of front lateral side compressed grooves and a pair of rear lateral side compressed grooves formed on the front lateral side and the rear lateral side, respectively, of the central compressed grooves. The front and rear lateral side compressed grooves each includes a first arc-shaped compressed groove and a second arc-shaped compressed groove, positioned more distant from the centerline than the first arc-shaped compressed groove, which are disposed such that their respective inner circular arcs face each other. An extension line of the central compressed grooves passes between an end of the first compressed groove and an end of the second compressed groove, and does not pass between another end of the first compressed groove and another end of the second compressed groove.Type: GrantFiled: November 15, 2017Date of Patent: April 5, 2022Assignee: DAIO PAPER CORPORATIONInventor: Susumu Yonaha
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Patent number: 11291592Abstract: In a trunks-type disposable diaper in which a front around-leg elastic member and a back around-leg elastic member are attached on both sides in a width direction of an intermediate region in a region between an edge of one leg opening and an edge of the other leg opening in a pattern in which at least one front around-leg elastic member and at least one back around-leg elastic member cross each other, the above-described problem is solved by providing an inner member bonded portion that is a region bonding an outer member and an inner member only further to the center side in the width direction than a crossing position between the front around-leg elastic member and the back around-leg elastic member on both sides in the width direction in the intermediate region.Type: GrantFiled: November 22, 2017Date of Patent: April 5, 2022Assignee: Daio Paper CorporationInventor: Mina Takaishi
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Patent number: 11291596Abstract: Provided is an absorbent pad which prevents leakage of excess liquid excrement to the exterior. An absorbent pad sheet forms an absorbent pad from a liquid-permeable front sheet and a liquid permeable rear sheet, and absorbent polymer particles which absorb liquid excrement and which are provided between the front sheet and the rear sheet. The width in the width direction formed between both side parts folded to the inside is formed as 10-50% of the width of the absorbent pad in the width direction, and some of the absorbent polymer particles at the place at which folding to the inside occurs are made to penetrate the front sheet at the place at which folding to the inside occurs.Type: GrantFiled: March 6, 2018Date of Patent: April 5, 2022Assignee: DAIO PAPER CORPORATIONInventor: Junnosuke Suyama
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Patent number: 11291593Abstract: In an underpants-type disposable diaper, three-dimensional gathers are provided on both sides in the width direction of an inner member. A fallen portion of each of the three-dimensional gather has a fallen non-stretchable portion to which a contraction force of gather elastic members does not act. A character representation is printed at a position in the fallen non-stretchable portion of the inner member, and this character representation is made visible from the inside of the diaper.Type: GrantFiled: May 30, 2017Date of Patent: April 5, 2022Assignee: Daio Paper CorporationInventor: Mina Takaishi
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Publication number: 20220097949Abstract: A household-use tissue storage container includes: a container body that stores household-use tissue inside and has an outlet through which the household-use tissue is taken out; and an open/close lid that is pivotably provided on the container body and closes the outlet. The container body includes: a latch that latches the closed open/close lid and that unlatches and opens the open/close lid; and a biasing means that biases the open/close lid in an opening direction. The container body has a part made of an elastic material and a brake that is integrally formed with the elastic part and in contact with the open/close lid in an opened state. Alternatively, the open/close lid has at least a part made of an elastic material and a brake that is integrally formed with the elastic part and in contact with the container body when the open/close lid is opened.Type: ApplicationFiled: January 9, 2020Publication date: March 31, 2022Applicant: DAIO PAPER CORPORATIONInventor: Akiteru MIURA
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Publication number: 20220095877Abstract: A cleaning sheet includes a base paper sheet that is impregnated with an aqueous agent. The aqueous agent includes butyldiglycol that is a glycol ether.Type: ApplicationFiled: January 9, 2020Publication date: March 31, 2022Applicant: DAIO PAPER CORPORATIONInventor: Yuhei YAMASAKI
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Publication number: 20220095859Abstract: A storage container for sanitary tissue paper includes: a container body inside which sanitary tissue paper is stored; and a lid that is detachably attached to the container body and that has an outlet portion to take out the sanitary tissue paper stored in the container body. The outlet portion includes: an outlet through which the sanitary tissue paper is inserted and which holds the sanitary tissue paper with an end of the sanitary tissue paper protruding from an upper surface of the outlet portion; and a chamfered portion that is a corner which is chamfered, the corner being formed by a lower surface of the outlet portion and a hole wall of the outlet.Type: ApplicationFiled: January 28, 2020Publication date: March 31, 2022Applicant: DAIO PAPER CORPORATIONInventor: Tatsuya UTSUNOMIYA
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Patent number: 11285054Abstract: (Object) To prevent leakage of body fluids and to readily transmit pressure from both sides to a center portion in a width direction by bringing an absorbent article into close contact with a crotch area extending from a body fluid discharge portion to a start position of the intergluteal cleft. (Means of Achieving the Object) A pair of right and left compressed grooves (8, 8) that extend in an approximately longitudinal direction is formed on a surface of a liquid permeable top sheet (3).Type: GrantFiled: June 12, 2017Date of Patent: March 29, 2022Assignee: DAIO PAPER CORPORATIONInventor: Yoko Suzuki
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Publication number: 20220087878Abstract: A stretchable member has a second sheet layer with an exposed portion, first sheet layer, and elastic sheet interposed therebetween. The second and the first sheet layers are joined at multiple sheet joining portions arranged at intervals through joining holes penetrating the elastic sheet or via the elastic sheet, and vent holes each opened at least in a spread state by displacement of the edge of each joining hole away from the circumferential edge of each sheet joining portion in the stretchable direction ED. The colors of the external surface of the elastic sheet and of portions of the external surface of the first sheet layer observed through the vent holes are observable through the second sheet layer, and the color difference ?E between the colors of the external surface of the elastic sheet and of the external surface of the first sheet layer is 30 or more.Type: ApplicationFiled: February 21, 2020Publication date: March 24, 2022Applicant: DAIO PAPER CORPORATIONInventor: Arika Tsunoda
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Patent number: 11280050Abstract: The present invention is directed to a two-ply tissue paper including a polyol-containing moisturizer and having excellent softness, smoothness, and strength. In various embodiment, the two-ply tissue paper of the present invention has a basis weight of 16.0 to 25.0 g/m2 per ply, a two-ply paper thickness of 145 to 180 ?m, a dry tensile strength of 120 to 200 cN/25 mm in a lateral direction, a dry tensile strength of 275 to 450 cN/25 mm in a longitudinal direction, a wet tensile strength of 60 to 130 cN/25 mm in the lateral direction, a difference of 40 cN/25 mm or more between the dry tensile strength in the lateral direction and the wet tensile strength in the lateral direction and a value of (wet tensile strength in lateral direction)/(dry tensile strength in lateral direction) of 0.60 to 0.75, and an elongation percentage of 13.0 to 18.0% in the longitudinal direction.Type: GrantFiled: February 20, 2019Date of Patent: March 22, 2022Assignee: Daio Paper CorporationInventor: Shuta Yasui
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Patent number: 11272824Abstract: A water-disintegrable sheet in which a base paper sheet is impregnated with an aqueous agent is provided. The base paper sheet has a weight per unit area of 30 to 150 gsm and includes a water-soluble binder and cellulose nanofibers. The aqueous agent includes a cross-linking agent which cross-links with a water-soluble binder. In the base paper sheet, content of the water-soluble binder and content of the cellulose nanofibers gradually increase from inside toward outside of the base paper sheet in a thickness direction. When a wear resistance test is performed three times using a Gakushin type fastness rubbing tester with a PP band as a rubbing finger and an average of measured values for the three times is calculated for each of a MD direction and a CD direction, each average value is at least 40.Type: GrantFiled: May 23, 2017Date of Patent: March 15, 2022Assignee: DAIO PAPER CORPORATIONInventor: Shinpei Mukoyama
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Patent number: 11273085Abstract: The present invention prevents an absorbent body from twisting and splitting while maintaining the capability of fitting onto the buttocks of a wearer even when the absorbent body has a low fabric weight. The absorbent body (4) has a large number of compressed parts (20, 20, . . . ) formed in a region other than a region that extends in a widthwise center section along the longitudinal direction and includes portions corresponding to a body fluid excretion part (H) and the intergluteal cleft of the wearer. A region including a portion corresponding to the intergluteal cleft is an easily deformable region (21) without compressed parts (20). The easily deformable region (21) extends to an intermediate position in the longitudinal direction and does not reach the rear end of the absorbent body (4). The region extending behind the easily deformable region (21) to the rear end of the absorbent body (4) has compressed parts (20) formed thereon.Type: GrantFiled: June 12, 2017Date of Patent: March 15, 2022Assignee: DAIO PAPER CORPORATIONInventor: Sachiko Tokunaga