Patents Assigned to Filcon
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Patent number: 11970796Abstract: The object of the present invention is to provide a two-layer fabric for manufacturing a unwoven fabric which can reduce the sticking of the fiber generated upon the manufacturing of the unwoven fabric, while add the excellent lateral rigidity, the excellent diagonal rigidity, and the excellent sheet supportability to the two-layer fabric for manufacturing the unwoven fabric.Type: GrantFiled: February 7, 2017Date of Patent: April 30, 2024Assignee: NIPPON FILCON CO., LTD.Inventor: Toru Egawa
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Patent number: 11885049Abstract: A mesh belt used in a process for producing a water absorbing body which is formed by warps and wefts being woven with each other. One or more yarns which constitute(s) the warps or the wefts emerging on at least a transporting surface side of the mesh belt is made of an electrically conductive material.Type: GrantFiled: April 17, 2020Date of Patent: January 30, 2024Assignee: NIPPON FILCON CO., LTD.Inventors: Takehiko Tatsuno, Masahiro Yoshikawa, Teppei Hashiguchi, Shinsuke Ueno
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Patent number: 11680342Abstract: [Task] The object of the present invention is to provide an industrial two-layered fabric with a long durability which exhibits an excellent surface smoothness and excellent marking characteristics, while at the same time improving wear resistance characteristics to balance warps and wefts. [Solution to the Task] An industrial two-layered fabric formed by binding yarns, diameters of all of the upper surface side warps are set to be the same, diameters of all of the lower surface side warps are set to be the same, diameters of the lower surface side warps are set to be larger than diameters of said upper surface side warps, and at least one, or more than one of said upper surface side warps are woven with said lower surface side wefts to constitute binding yarns binding said at least one upper surface side fabric and said at least one lower surface side fabric.Type: GrantFiled: September 6, 2016Date of Patent: June 20, 2023Assignee: NIPPON FILCON CO., LTD.Inventors: Ikuo Ueda, Teppei Hashiguchi
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Patent number: 11668049Abstract: The object of the present invention is to provide an industrial two-layered fabric including binding wefts which is capable of improving a high adhesivity of the fabric on the front and back surface sides and the supportability of the warps, without deteriorating the surface smoothness, the abrasion resistance on the back surface side, the extension resistance in the longitudinal direction and the hydration property, which have been conventionally desired.Type: GrantFiled: March 13, 2019Date of Patent: June 6, 2023Assignee: NIPPON FILCON CO., LTD.Inventors: Ikuo Ueda, Kunio Nomura, Toru Egawa, Hideyuki Yanai
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Patent number: 11598032Abstract: A web support with a high degree of patterning freedom and excellent durability, a production method therefor, and a patterning method. The web support is used when applying a pattern to a nonwoven substance by jetting a high-pressure water stream on a web. The web support production method comprises: a step of preparing a flat metal base material; a step for forming, by etching, a first water conduction hole and second water conduction hole that pass through the front surface of the base material to the back surface, and a recess on the front surface of the base material that includes the first water conduction hole and that corresponds to the pattern; and a step for forming the base material into a cylindrical main body section by welding the edges of the base material to each other.Type: GrantFiled: October 11, 2018Date of Patent: March 7, 2023Assignee: NIPPON FILCON CO., LTD.Inventors: Naoki Fujita, Megumi Taguchi, Takehiko Tatsuno, Masahiro Yoshikawa
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Patent number: 11286588Abstract: An industrial two-layer fabric includes an upper surface side fabric constituted by upper surface side warps and upper surface side wefts, one a lower surface side fabric constituted by lower surface side warps and lower surface side wefts, the upper surface side warps include a warp binding yarn, wherein two adjacent upper surface side warps that includes a upper surface side warp that weaves only the upper surface side wefts and the warp binding yarn form a pair, the warp binding yarn of the pair passes below three of the adjacent upper surface side wefts where the warp binding yarn passes below the one of the lower surface side wefts, a ratio of the number of the upper surface side warps to the number of the lower surface side is 2:1.Type: GrantFiled: February 8, 2019Date of Patent: March 29, 2022Assignee: NIPPON FILCON CO., LTD.Inventors: Ikuo Ueda, Shinya Murakami, Hideyuki Yanai
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Patent number: 11149362Abstract: TECHNICAL PROBLEMS TO BE SOLVED BY PRESENT INVENTION The object of the present invention is to provide the industrial two-layer fabric which can make papers to be made with a lateral strength higher than that of the fabric constituted by one kind of the conventional upper surface side yarns structure by overcoming the technical difficulty in the adjustment of the fiber orientation due to the complicated factors such as a turbulence generated in the jet stream, the control of the ration J/W, etc.Type: GrantFiled: January 26, 2017Date of Patent: October 19, 2021Assignee: NIPPON FILCON CO., LTD.Inventors: Ikuo Ueda, Teppei Hashiguchi, Akira Tajima
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Publication number: 20210291142Abstract: To adsorb a substance to be treated in a fluid (7) with a higher adsorption capacity and lower pressure loss, an adsorptive sintered compact (20) includes powder adsorbent materials (1a, 1b), and resin structures (2) in which voids (3) are formed in a three-dimensional network. The powder adsorbent materials (1a, 1b) include free adsorbent materials (1a) free-movably contained in the voids (3) between the resin structures (2), and fixed adsorbent materials (1b) fixed to a surface (2a) of the resin structure (2) and/or at least partly embedded inside the resin structure (2), and the powder adsorbent materials (1a, 1b) are at least one of powdered activated carbon, powdered activated clay, and zeolite.Type: ApplicationFiled: June 3, 2021Publication date: September 23, 2021Applicants: AJINOMOTO CO., INC., NIPPON FILCON CO., LTD.Inventors: Makoto Seino, Hideyuki Yano, Toshifumi Katoh
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Patent number: 10858767Abstract: The object of the present invention is to provide an industrial fabric which exhibits an excellent surface smoothness and an excellent filtering ability, while at the same time reduces the generation of the hydration mark.Type: GrantFiled: December 1, 2016Date of Patent: December 8, 2020Assignee: NIPPON FILCON CO., LTD.Inventor: Ikuo Ueda
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Patent number: 10858766Abstract: An industrial fabric includes upper surface side warps, lower side warps, wefts and an auxiliary yarn. Each of the lower side warps is arranged below each of the upper side warps respectively. The upper side warps and the lower side warps are woven by the wefts. The auxiliary yarn is disposed between the upper side warps and the lower side warps without being woven by the upper side warps and the lower side warps. The auxiliary yarn is disposed between two of the adjacently disposed wefts.Type: GrantFiled: June 3, 2014Date of Patent: December 8, 2020Assignee: NIPPON FILCON CO., LTD.Inventor: Tsutomu Usuki
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Patent number: 10392729Abstract: A binding structure of an industrial fabric for binding both ends of a fabric with ends to form it into an endless type has loops formed by bending a portion or all ends of warp constituting the fabric at both ends and folding it back, the loop at the one end constitutes a binding loop which forms a common hole into which a core wire is introduced upon binding, the loop at the other end portion which is opposed to the binding loop to form a pair with the binding loop upon binding has a structure into which the binding loop is fitted and against which the binding loop is locked, and forms a loop hole into which the core wire is not introduced.Type: GrantFiled: June 3, 2014Date of Patent: August 27, 2019Assignee: NIPPON FILCON CO., LTD.Inventors: Tsutomu Usuki, Fumihito Takahashi
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Patent number: 10081888Abstract: An industrial two-layer fabric includes an upper layer fabric including upper side warps and upper side wefts and a lower layer fabric including lower side warps and lower side wefts, and the upper layer fabric and the lower layer fabric are bound by warps that function as binding yarns. The industrial two-layer fabric, warp knuckles are formed on a surface side, and each warp knuckle is formed by allowing a warp to pass over a single upper side weft; in a shaft adjacent to the warp knuckle, at least two other warp knuckles are arranged in a diagonal direction in a planar view; and the warp knuckles are sequentially arranged in such a way as to form a herringbone pattern on a surface layer side of the fabric.Type: GrantFiled: March 24, 2016Date of Patent: September 25, 2018Assignee: NIPPON FILCON CO., LTD.Inventor: Ikuo Ueda
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Patent number: 10000869Abstract: An industrial two-layered fabric comprising an upper surface side fabric having an upper surface side warp and at least an upper surface side weft, and a lower surface side fabric comprising at least a lower surface side warp and at least a lower surface side weft bound by at least an upper surface side biding yarn and at least a lower surface side binding yarn, said industrial two-layered fabric is constituted by at least first pair of warps in which the upper surface side warp and the lower surface side warp are vertically arranged, at least second pair of warps in which the upper surface side binding yarn functioning as a binding yarn and the lower surface side binding yarn functioning as a binding yarn are vertically arranged, and at least third pair of warps where two upper surface side warps are adjacently arranged, said industrial two-layered fabric further comprises at least an auxiliary weft which isn't exposed to a surface of the fabric without being woven with any warp.Type: GrantFiled: March 4, 2014Date of Patent: June 19, 2018Assignee: NIPPON FILCON CO., LTD.Inventors: Toru Egawa, Fumihito Takahashi
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Patent number: 9834870Abstract: An industrial two-layer fabric of the contact-yarn binding type without independent binding yarns, at both ends. The upper surface side warp serving as the warp fabric yarn-contact binding yarn is not woven into the upper surface side weft at one or more points of a complete structure, and extends toward the lower surface side instead and is woven into the lower surface side weft at the lower surface side, and then, extends toward the upper surface sides to be woven into other upper surface side weft, while, the lower surface side warp is not woven into the lower surface side weft at a point where the upper surface side warp serving as the warp fabric yarn-contact binding yarn is woven into the lower surface side weft at the lower surface side, and extends toward the upper surface side instead to be woven into the upper surface side weft which is not woven into the upper surface side warp, at the upper surface side, and then extends toward the lower surface side to be woven into other lower surface side weft.Type: GrantFiled: December 25, 2013Date of Patent: December 5, 2017Assignee: NIPPON FILCON CO., LTD.Inventors: Toru Egawa, Fumihito Takahashi
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Patent number: 9687814Abstract: Provided is a fibrous adsorbing material used for the adsorption and recovery of metals in a solution, which is a fibrous metal-adsorbing material that can be produced using existing production facilities without using special facilities or complicated operations, has high durability, is easy to diversify, and can be processed into various forms. The fibrous metal-adsorbing material is produced by a) a step of preparing an acrylate polymer having a large number of glycidyl groups in the molecule, b) a step of kneading a low-melting-point fiber matrix polymer therewith, c) a step of making the resulting mixture into a fibrous form by an melt-blend spinning method, and d) a step of allowing a long-chain ligand having an amino group or an imino group to react with glycidyl groups on the fiber surface to introduce a metal-adsorbing functional group. The fibrous metal-adsorbing material has high durability, is easy to diversify, and has various forms.Type: GrantFiled: August 26, 2013Date of Patent: June 27, 2017Assignee: NIPPON FILCON CO., LIMITEDInventors: Yoshinori Inoue, Toshifumi Katoh, Takehiro Kajiwara, Mitsuru Saito
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Patent number: 9592489Abstract: Problem The present invention provides, in a metal-adsorbing material used for the removal and recovery of a wide range of heavy metals in treated solutions such as industrial waste water, service water, and environmental water, a gel-like metal-adsorbing material having a large amount of metal adsorption and capable of meeting various demands; and also provide a metal adsorbent having a gel-like metal-adsorbing material supported on a porous carrier. Means for Resolution A metal-adsorbing polymer selected from polyethyleneimine and polyallylamine is crosslinked with a polyglycidyl ether, whereby a gel-like metal-adsorbing material having a large amount of metal adsorption and capable of meeting various demands is produced.Type: GrantFiled: January 27, 2013Date of Patent: March 14, 2017Assignee: NIPPON FILCON CO., LIMITEDInventors: Yoshinori Inoue, Takehiro Kajiwara, Toshifumi Katoh, Mitsuru Saito
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Patent number: 9458559Abstract: A multi-layer nonwoven fabric at least constituted by a first warp, a second warp, an upper surface side weft, and a lower surface side weft, the first warp is woven with the wefts of all layers from the upper surface side weft to the lower surface side weft, the second warp is only woven with the upper surface side weft, the first warp constitutes a pair to form one upper surface side warp structure on an upper surface side layer, whereby a complete structure of a plain weave design is formed by the first and second warps.Type: GrantFiled: March 21, 2012Date of Patent: October 4, 2016Assignee: NIPPON FILCON CO., LTD.Inventor: Tsutomu Usuki
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Patent number: 9452426Abstract: Problem To provide a method for easily producing an adsorbing material used for the removal and recovery of metals and ions in a solution, which is highly durable and has various adsorptive functional groups and forms applicable for various purposes.Type: GrantFiled: January 26, 2013Date of Patent: September 27, 2016Assignee: NIPPON FILCON CO., LIMITEDInventors: Yoshinori Inoue, Takehiro Kajiwara, Mitsuru Saito
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Patent number: 9371602Abstract: An industrial two-layer fabric of 16 or more shafts consists of an upper side fabric having upper side warps and upper side wefts and a lower side fabric having lower side warps and lower side wefts, the upper side fabric and the lower side fabric are bound by binding yarns. A first warp pair consists of a binding yarn and one of an adjacent upper side warp, an adjacent lower side warp and an adjacent binding yarn. A second warp pair consists of an upper side warp and an adjacent lower side warp. In a complete design, two or more of the first warp pairs are placed adjacent to each other, and two or more of the second warp pairs are placed adjacent to each other.Type: GrantFiled: July 11, 2014Date of Patent: June 21, 2016Assignee: NIPPON FILCON CO., LTD.Inventor: Ikuo Ueda
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Publication number: 20160168765Abstract: A binding structure of an industrial fabric for binding both ends of a fabric with ends to form it into an endless type has loops formed by bending a portion or all ends of warp constituting the fabric at both ends and folding it back, the loop at the one end constitutes a binding loop which forms a common hole into which a core wire is introduced upon binding, the loop at the other end portion which is opposed to the binding loop to form a pair with the binding loop upon binding has a structure into which the binding loop is fitted and against which the binding loop is locked, and forms a loop hole into which the core wire is not introduced.Type: ApplicationFiled: June 3, 2014Publication date: June 16, 2016Applicant: Nippon Filcon Co., Ltd.Inventors: Tsutomu USUKI, Fumihito TAKAHASHI