Patents by Inventor Sung-Seock Hwang
Sung-Seock Hwang has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9829146Abstract: The present invention relates to an insulation used in home appliances and building materials. A method of manufacturing an insulation includes fabricating an adhesive solution by inputting a binder to water contained in a water tank, inputting long glass fibers to the adhesive solution, removing moisture by supplying the long glass fibers to a mesh belt, wherein the mesh belt move left and right and front and rear so that the long glass fibers are uniformly spread, fabricating glass fiber paper by drying the long glass fibers, winding the glass fiber paper in a roll form, and preparing the glass fiber paper rolls in multiple layers, stacking two or more sheets of the glass fiber paper supplied from the rolls, and sewing the sheets of stacked glass fiber paper.Type: GrantFiled: April 9, 2013Date of Patent: November 28, 2017Assignee: LG Hausys, Ltd.Inventors: Jung Pil Han, Sung Seock Hwang, Seung Min Jeon, Byung Hoon Min
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Patent number: 9770885Abstract: The present invention provides an outer skin material for a vacuum heat insulator including: a lamination structure of an outermost glass textile layer, a surface protective layer, and an adhesive layer from the outside. In addition, the present invention provides a vacuum heat insulator including: a glass fiber board including 50 wt % to 90 wt % of fumed silica powder and 10 wt % to 50 wt % of glass fiber; and the outer skin material for a vacuum heat insulator, the outer skin material having the glass fiber board inserted therein. Further, the present invention provides a vacuum heat insulator including: a glass fiber board having at least one layer and including 85 wt % to 100 wt % of glass fiber; a getter agent attached to or inserted in the glass fiber board; and the outer skin material described in claim 1, the outer skin material having the glass fiber board inserted therein.Type: GrantFiled: February 6, 2014Date of Patent: September 26, 2017Assignee: LG HAUSYS, LTD.Inventors: Seung Min Jeon, Sung Seock Hwang, Jung Pil Han, Byung Hoon Min
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Patent number: 9523459Abstract: Provided is a vacuum insulation panel comprising: a core material; and a shell material for covering the core material, wherein the shell has a layered structure comprising a surface protective layer, a metal barrier layer, and a thermal deposition layer from the outside, and the sealing strength of the vacuum insulation panel is 5-15 kgf. In addition, provided is a method for preparing the vacuum insulation panel, comprising the steps of: preparing the shell material by sequentially layering the thermal deposition layer, the metal barrier layer and the surface protective layer; inserting the core material between the shell material; reducing pressure and sealing the shell material so as to form a vacuum insulation panel; and heat treating the vacuum insulation panel, wherein the sealing strength of the vacuum insulation panel is 5-15 kgf.Type: GrantFiled: May 15, 2013Date of Patent: December 20, 2016Assignee: LG HAUSYS, LTD.Inventors: Byung-Hoon Min, Sung-Seock Hwang, Seung-Min Jeon, Jung-Pil Han
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Patent number: 9404663Abstract: The present invention relates to a vacuum insulation panel comprising a core material, and a shell material, and more specifically, to a high temperature vacuum insulation panel usable in a high temperature range. The present invention provides a high temperature vacuum insulation panel including: an inorganic core material comprising glass fiber; and a shell material for sealing the inorganic core material in which the shell material comprises a composite film including a thermal deposition layer adhered to the surface of the inorganic core material, a protective layer for absorbing and dispersing external impact, and a barrier layer for blocking the permeation of gas or moisture between the thermal deposition layer and the protective layer.Type: GrantFiled: November 29, 2012Date of Patent: August 2, 2016Assignee: LG Hausys, Ltd.Inventors: Seung-Min Jeon, Sung-Seock Hwang, Jung-Pil Han, Byung-Hoon Min
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Publication number: 20160016380Abstract: The present invention provides an outer skin material for a vacuum heat insulator including: a lamination structure of an outermost glass textile layer, a surface protective layer, and an adhesive layer from the outside. In addition, the present invention provides a vacuum heat insulator including: a glass fiber board including 50 wt % to 90 wt % of fumed silica powder and 10 wt % to 50 wt % of glass fiber; and the outer skin material for a vacuum heat insulator, the outer skin material having the glass fiber board inserted therein. Further, the present invention provides a vacuum heat insulator including: a glass fiber board having at least one layer and including 85 wt % to 100 wt % of glass fiber; a getter agent attached to or inserted in the glass fiber board; and the outer skin material described in claim 1, the outer skin material having the glass fiber board inserted therein.Type: ApplicationFiled: February 6, 2014Publication date: January 21, 2016Inventors: Seung Min JEON, Sung Seock HWANG, Jung Pil HAN, Byung Hoon MIN
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Patent number: 9228340Abstract: The vacuum thermal insulation material of the present invention comprises: a core material part which is hermetically sealed under reduced pressure; a getter part which is provided on one side in the middle of the core part; and an outer skin material part which surrounds the core material part and is hermetically sealed. In the getter part, a getter material, comprising a mixture of a hygroscopic material and a gas-adsorbing material, is packed in the form of a nonwoven fabric. In the vacuum thermal insulation material of the present invention, the hygroscopic material is any one of calcium oxide, calcium chloride, zeolite, silica gel, alumina and activated carbon, while the gas-adsorbing material is an oxygen-adsorbing material comprising a Fe based compound; and the hygroscopic material and the gas-adsorbing material are mixed in a ratio of between 20:1 and 200:1.Type: GrantFiled: August 7, 2012Date of Patent: January 5, 2016Assignee: LG HAUSYS, LTD.Inventors: Byung Hoon Min, Sung Seock Hwang, Seung Min Jeon, Jung Pil Han
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Patent number: 9194782Abstract: Disclosed herein is a vacuum insulation material, which includes a barrier film and a core, wherein a rigid body thinner than a reference thickness or a getter harder than a reference hardness is formed between the barrier film and the core, or the rigid body thinner than the reference thickness is formed on the getter formed between the barrier film and the core to ensure surface flatness and surface hardness of the vacuum insulation material.Type: GrantFiled: September 21, 2011Date of Patent: November 24, 2015Assignee: LG HAUSYS, LTD.Inventors: Seung-Min Jeon, Sung-Seock Hwang, Jung-Pil Han
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Publication number: 20150192238Abstract: Provided is a vacuum insulation panel comprising: a core material; and a shell material for covering the core material, wherein the shell has a layered structure comprising a surface protective layer, a metal barrier layer, and a thermal deposition layer from the outside, and the sealing strength of the vacuum insulation panel is 5-15 kgf. In addition, provided is a method for preparing the vacuum insulation panel, comprising the steps of: preparing the shell material by sequentially layering the thermal deposition layer, the metal barrier layer and the surface protective layer; inserting the core material between the shell material; reducing pressure and sealing the shell material so as to form a vacuum insulation panel; and heat treating the vacuum insulation panel, wherein the sealing strength of the vacuum insulation panel is 5-15 kgf.Type: ApplicationFiled: May 15, 2013Publication date: July 9, 2015Inventors: Byung-Hoon Min, Sung-Seock Hwang, Seung-Min Jeon, Jung-Pil Han
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Patent number: 9074958Abstract: An apparatus for measuring the degree of vacuum of a multistage vacuum heat-insulating member and to a measurement method using the same includes a chamber in which a plurality of vacuum heat-insulating members are accommodated and which forms a sealed space; a shelf arranged within the chamber so as to support the plurality of vacuum heat-insulating members in a plurality of layers; a displacement sensor for sensing the displacement of each outer shell of the vacuum heat-insulating members stacked on the shelf; and a vacuum unit connected to the chamber so as to regulate the pressure of the internal space of the chamber.Type: GrantFiled: April 9, 2012Date of Patent: July 7, 2015Assignee: LG HAUSYS, LTD.Inventors: Jung Pil Han, Jong Kyon Jeong, Son Cheal Bang, Sung Seock Hwang
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Patent number: 9061941Abstract: The present invention relates to an inorganic board comprising a base layer containing magnesium-based inorganic materials and phase change materials, and to a method for producing the board. The inorganic board of the present invention employs magnesium-based inorganic materials instead of plaster used in conventional boards, and thus improves the strength and water resistance thereof as compared to conventional plaster boards. Accordingly, the board of the present invention is formed so as to be thin, and the content of the phase change materials in the base layer increases by the superior blending ratio of magnesium-based inorganic materials and phase change materials, thus maintaining the indoor temperature of the structure constructed by the board of the present invention at a comfortable level. Therefore, the inorganic board of the present invention can be effectively used in interior materials or the like for a building, which require strength and water resistance properties.Type: GrantFiled: August 24, 2010Date of Patent: June 23, 2015Assignee: LG Hausys, Ltd.Inventors: Gilho Kang, Seongchan Park, Sung Seock Hwang, Jong-won Chung
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Publication number: 20150096482Abstract: The present invention relates to an insulation used in home appliances and building materials. A method of manufacturing an insulation includes fabricating an adhesive solution by inputting a binder to water contained in a water tank, inputting long glass fibers to the adhesive solution, removing moisture by supplying the long glass fibers to a mesh belt, wherein the mesh belt move left and right and front and rear so that the long glass fibers are uniformly spread, fabricating glass fiber paper by drying the long glass fibers, winding the glass fiber paper in a roll form, and preparing the glass fiber paper rolls in multiple layers, stacking two or more sheets of the glass fiber paper supplied from the rolls, and sewing the sheets of stacked glass fiber paper.Type: ApplicationFiled: April 9, 2013Publication date: April 9, 2015Inventors: Jung Pil Han, Sung Seock Hwang, Seung Min Jeon, Byung Hoon Min
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Patent number: 8956710Abstract: Disclosed are a vacuum insulation panel, a method for manufacturing the same and an insulation box having the same. By cutting the core material correspondingly to shape and thickness of the absorbent without cut of the core material and pressing the absorbent securing part to form the groove for placing the absorbent therein, the vacuum insulation panel prevents partial deterioration of heat transmission caused by the cutoff of the core material or deterioration of the smoothness caused by placing the absorbent above the core material or between the core materials. Particularly, it is possible to prevent the phenomenon that the periphery is pressed together, which is shown in a conventional press process, to thereby improve the smoothness by cutting the core material in shape and depth corresponding to the shape and thickness of the absorbent prior to the press of the absorbent securing part.Type: GrantFiled: October 5, 2010Date of Patent: February 17, 2015Assignee: LG Hausys, Ltd.Inventors: Suk Jang, Sung Seock Hwang, Seung Min Jeon, Myung Lee, Jung Pil Han
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Patent number: 8927084Abstract: The present invention relates to a groove-type vacuum insulation material and a method of manufacturing the same. The groove-type vacuum insulation material includes core materials each having a block shape, at least one lateral wall of which has an inclined surface; a groove-type insulation board, in which the core materials are arranged on a plane of the board to be separated from each other, with the inclined surfaces thereof facing each other; an outer skin material formed in a film pouch shape and surrounding the entirety of upper and lower sides of the groove-type insulation board, the outer skin material being brought into close contact with the groove-type insulation board by vacuum-sealing, and exhibiting bending characteristics in a space between the core materials. The present invention also relates to a method of manufacturing the same.Type: GrantFiled: March 2, 2011Date of Patent: January 6, 2015Assignee: LG Hausys, Ltd.Inventors: Seung-Min Jeon, Sung-Seock Hwang, Suk Jang, Myung Lee, Jung-Pil Han
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Publication number: 20140322477Abstract: The present invention relates to a vacuum insulation panel comprising a core material, and a shell material, and more specifically, to a high temperature vacuum insulation panel usable in a high temperature range. The present invention provides a high temperature vacuum insulation panel including: an inorganic core material comprising glass fiber; and a shell material for sealing the inorganic core material in which the shell material comprises a composite film including a thermal deposition layer adhered to the surface of the inorganic core material, a protective layer for absorbing and dispersing external impact, and a barrier layer for blocking the permeation of gas or moisture between the thermal deposition layer and the protective layer.Type: ApplicationFiled: November 29, 2012Publication date: October 30, 2014Inventors: Seung-Min Jeon, Sung-Seock Hwang, Jung-Pil Han, Byung-Hoon Min
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Publication number: 20140178626Abstract: The vacuum thermal insulation material of the present invention comprises: a core material part which is hermetically sealed under reduced pressure; a getter part which is provided on one side in the middle of the core part; and an outer skin material part which surrounds the core material part and is hermetically sealed. In the getter part, a getter material, comprising a mixture of a hygroscopic material and a gas-adsorbing material, is packed in the form of a nonwoven fabric. In the vacuum thermal insulation material of the present invention, the hygroscopic material is any one of calcium oxide, calcium chloride, zeolite, silica gel, alumina and activated carbon, while the gas-adsorbing material is an oxygen-adsorbing material comprising a Fe based compound; and the hygroscopic material and the gas-adsorbing material are mixed in a ratio of between 20:1 and 200:1.Type: ApplicationFiled: August 7, 2012Publication date: June 26, 2014Applicant: LG Hausys, Ltd.Inventors: Byung Hoon Min, Sung Seock Hwang, Seung Min Jeon, Jung Pil Han
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Patent number: 8722210Abstract: The present invention relates to low emissivity glass and to a method for manufacturing the same. The low emissivity glass comprises: a low emissivity layer; and a dielectric layer formed on the low emissivity layer, wherein the glass has an emissivity of 0.01 to 0.3 and a visible transmittance of 70% or more. According to the present invention, low emissivity glass having good emissive performance while also exhibiting high visible transmittance can be provided. Further, according to the present invention, the manufacturing process for the above-described low emissivity glass can be simplified, and initial investment amount can be reduced.Type: GrantFiled: July 12, 2010Date of Patent: May 13, 2014Assignee: LG Hausys, Ltd.Inventors: Youn-Ki Jun, Keum-Shil Cho, Il Joon Bae, Sung Seock Hwang
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Patent number: 8663773Abstract: A vacuum insulation panel and to a method for manufacturing same. The method comprises: (a) a step of laminating a plurality of glass fiber boards to form a core, wherein the glass fiber boards are produced by a papermaking method using glass fiber dispersed in an inorganic binder; (b) a step of forming an outer cover having a structure in which a surface protection layer, a metal barrier layer, and an adhesive layer are laminated; (c) a step of producing a getter by packing quicklime (CaO) powder in a pouch; (d) a step of attaching the getter onto the core, or inserting the getter into the surface of the core; and (e) a step of forming the outer cover into a bag body, inserting the core from step (d) into the bag body, and sealing the bag body, thereby improving long-term durability of the vacuum insulation panel.Type: GrantFiled: January 4, 2011Date of Patent: March 4, 2014Assignee: LG Hausys, Ltd.Inventors: Suk Jang, Sung-Seock Hwang, Seung-Min Jeon, Myung Lee, Jung-Pil Han
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Publication number: 20130314720Abstract: An apparatus for measuring the degree of vacuum of a multistage vacuum heat-insulating member and to a measurement method using the same includes a chamber in which a plurality of vacuum heat-insulating members are accommodated and which forms a sealed space; a shelf arranged within the chamber so as to support the plurality of vacuum heat-insulating members in a plurality of layers; a displacement sensor for sensing the displacement of each outer shell of the vacuum heat-insulating members stacked on the shelf; and a vacuum unit connected to the chamber so as to regulate the pressure of the internal space of the chamber.Type: ApplicationFiled: April 9, 2012Publication date: November 28, 2013Inventors: Jung Pil Han, Jong Kyon Jeong, Song Cheal Bang, Sung Seock Hwang
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Publication number: 20130192335Abstract: Disclosed herein is a vacuum insulation material, which includes a barrier film and a core, wherein a rigid body thinner than a reference thickness or a getter harder than a reference hardness is formed between the barrier film and the core, or the rigid body thinner than the reference thickness is formed on the getter formed between the barrier film and the core to ensure surface flatness and surface hardness of the vacuum insulation material.Type: ApplicationFiled: September 21, 2011Publication date: August 1, 2013Applicant: LG HAUSYS LTDInventors: Seung-Min Jeon, Sung-Seock Hwang, Jung-Pil Han
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Publication number: 20130142983Abstract: The present invention relates to a composite core material for a vacuum insulation panel which exhibits excellent initial insulation and long-term durability, a method of manufacturing the same, and a vacuum insulation panel using the same. The vacuum insulation panel includes a composite core material formed of glass fiber wool and a glass fiber board, and an outer skin material having a layered structure comprising a surface protective layer, a metal barrier layer, and a bonding layer from the outside to vacuum-package the core material.Type: ApplicationFiled: July 13, 2011Publication date: June 6, 2013Applicant: LG HAUSYS, LTD.Inventors: Jung - Pil Han, Sung - Seock Hwang