Patents by Inventor Young-Sam Kim

Young-Sam Kim 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).

  • Publication number: 20180228670
    Abstract: The present invention relates to a superabsorbent polymer composition. Since the superabsorbent polymer composition comprises aluminosilicate particles capable of effectively adsorbing and decreasing compounds inducing odor in sanitary products such as a diaper, etc. without deterioration of the properties of superabsorbent polymer such as centrifugal retention capacity, absorbency under load, and penetration, and does not induce caking, it can be usefully used in sanitary products, etc.
    Type: Application
    Filed: December 1, 2016
    Publication date: August 16, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Jin Woo Lee, Young Sam Kim, Young In Yang, Su Jin Kim
  • Patent number: 10046305
    Abstract: Disclosed are a surface-modified superabsorbent polymer and a method of preparing the same, wherein a superabsorbent polymer is surface-modified with the addition of a water-soluble salt having a multivalent cation and superhydrophobic microparticles, thereby improving attrition resistance, permeability and absorption speed without significantly deteriorating the other properties thereof.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: August 14, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Su-Jin Kim, Young-Sam Kim, Young-In Yang, Yeon-Woo Hong
  • Patent number: 10035130
    Abstract: The present invention provides a method of preparing a superabsorbent polymer, including adding a superabsorbent polymer with a water dispersion solution containing particles having i) a BET specific surface area of 300 to 1500 m2/g and ii) a porosity of 50% or more, and a superabsorbent polymer prepared by the method.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: July 31, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Su-Jin Kim, Young-Sam Kim, Young-In Yang, Kyoung-Shil Oh
  • Patent number: 9999868
    Abstract: The present invention relates to a method for preparing a superabsorbent polymer including a) preparing a hydrogel phase polymer by thermopolymerizing or photopolymerizing a monomer composition including a water-soluble ethylenically unsaturated monomer and a polymerization initiator; b) adding particles having properties of the following i) and ii) to the hydrogel phase polymer, i) BET specific surface area of 300 m2/g to 1500 m2/g and ii) porosity of 50% or greater; c) chopping the particle-added hydrogel phase polymer; d) drying the hydrogel phase polymer; e) milling the dried hydrogel phase polymer; f) adding a surface crosslinking agent to the milled hydrogel phase polymer; and g) carrying out a surface crosslinking reaction.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: June 19, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Bo-Hee Park, Young-Sam Kim
  • Patent number: 9999869
    Abstract: Disclosed are a surface-modified superabsorbent polymer and a method of preparing the same, wherein a superabsorbent polymer is surface-modified with the addition of a water-soluble salt having a multivalent cation and superhydrophobic microparticles, thereby improving attrition resistance, permeability and absorption speed without significantly deteriorating the other properties thereof.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: June 19, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Su-Jin Kim, Young-Sam Kim, Young-In Yang, Yeon-Woo Hong
  • Patent number: 9834446
    Abstract: Provided are a method for preparing a hydrophobic silica aerogel by the combined use of a first surface modifier and a second surface modifier, and a hydrophobic silica aerogel prepared by using the method. A hydrophobic silica aerogel having excellent physical properties and pore characteristics as well as a high degree of hydrophobicity may be prepared with high efficiency by the preparation method according to the present invention.
    Type: Grant
    Filed: February 4, 2015
    Date of Patent: December 5, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Mi Ri Kim, Kyoung Shil Oh, Ye Hon Kim, Dong Hyun Cho, Young Sam Kim, Sung Min Yu, Jin Hee Oh, Je Kyun Lee
  • Publication number: 20170318820
    Abstract: A breadmaking tray includes a breadmaking tray body B in which: (i) a fluorine resin film 2 having a thickness of 75 to 500 ?m is laminated on a metal substrate 1 through heat bonding; (ii) a plurality of holes h are punched; and (iii) an appearance thereof has a plate shape bent in a corrugated form, and the breadmaking tray can further include a frame A for supporting the body B. A method for manufacturing the breadmaking tray is provided. The breadmaking tray has excellent release properties since flour dough comes into contact with only the inner walls of holes h punched in the fluorine resin film having excellent release properties during a breadmaking process, without coming into contact with the inner walls of holes h punched in the metal substrate.
    Type: Application
    Filed: July 21, 2015
    Publication date: November 9, 2017
    Applicant: KOREA TACONIC CO., LTD.
    Inventors: Yong-Muk LIM, Jin Woo KIM, Young Sam KIM, Seung Hwan HAN, Sang Min PARK
  • Publication number: 20170306528
    Abstract: This invention relates to a method of manufacturing a superabsorbent polymer fiber and a superabsorbent polymer fiber manufactured thereby.
    Type: Application
    Filed: September 2, 2016
    Publication date: October 26, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Jin-Seok Seo, Young Sam Kim
  • Publication number: 20170273836
    Abstract: The present invention relates to an absorbent core of an absorbent product including a liquid-permeable top sheet, an absorbent dispersion layer disposed at a lower portion of the top sheet, an absorbent core disposed at a lower portion of the absorbent dispersion layer and absorbing and retaining liquids, and a liquid-impermeable back sheet disposed at a lower portion of the absorbent core, and the absorbent core has effects of having the convenience of storage and the activity when an absorbent product prepared therefrom is worn by a user and improving liquid permeability compared to an existing absorbent core.
    Type: Application
    Filed: June 7, 2016
    Publication date: September 28, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Young Sam Kim, Joo-Hwan Yoo
  • Publication number: 20170266641
    Abstract: Disclosed are a method of preparing a superabsorbent polymer, including adding a superabsorbent polymer with a water dispersion solution containing particles having i) a BET specific surface area of 300 to 1500 m2/g and ii) a porosity of 50% or more, and a superabsorbent polymer prepared by the method.
    Type: Application
    Filed: October 14, 2015
    Publication date: September 21, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Su-Jin Kim, Young-Sam Kim, Young-In Yang, Kyoung-Shil Oh
  • Publication number: 20170233534
    Abstract: Disclosed is a method of preparing a superabsorbent polymer, including a) drying and pulverizing a hydrogel polymer, and then classifying into a first fine powder having a particle size of less than 150 ?m and a base polymer having a particle size of 150 to 850 ?m; b) mixing a portion of the first fine powder, water and an additive, thus preparing a first fine-powder regranulate; c) passing the first fine-powder regranulate through a chopper and then performing drying and pulverizing; and d) classifying the pulverized first fine-powder regranulate into a superabsorbent polymer having a particle size of 150 to 850 ?m and a second fine powder having a particle size of less than 150 ?m, thus yielding the superabsorbent polymer.
    Type: Application
    Filed: April 20, 2016
    Publication date: August 17, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Young Sam Kim, Min-Seok Jang
  • Publication number: 20170226375
    Abstract: Disclosed are a binder composition, a slurry composition, and a method of coating the surface of a metal with a superabsorbent polymer. Even when the slurry composition contains a large amount of the superabsorbent polymer, the low viscosity thereof can be maintained, thus enabling the uniform coating of the surface of the metal with the superabsorbent polymer. Also, even when a plurality of humidification-drying cycles is repeated in the coating process, no detachment occurs, and thus the superabsorbent polymer can be applied to various fields.
    Type: Application
    Filed: April 29, 2016
    Publication date: August 10, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Bo-Hee Park, Young Sam Kim, Min-Seok Jang
  • Publication number: 20170216815
    Abstract: Disclosed are an antibacterial superabsorbent resin having excellent antibacterial and deodorizing properties and a method of preparing the same, wherein a fine powder can be recycled in a manner in which the fine powder is added with an additive and an antibacterial material upon regranulation thereof, thus minimizing the deterioration of the properties of the resulting superabsorbent resin and imparting antibacterial and deodorizing properties, as a consequence of which an antibacterial superabsorbent resin having excellent antibacterial and deodorizing properties can be economically obtained and can be applied to hygiene products.
    Type: Application
    Filed: March 22, 2016
    Publication date: August 3, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Min-Seok Jang, Young Sam Kim
  • Patent number: 9700871
    Abstract: Disclosed is a method of preparing a superabsorbent polymer, including a) subjecting a monomer composition composed of a water-soluble ethylenic unsaturated monomer and a polymerization initiator to thermal polymerization or photopolymerization, thus preparing a hydrous gel polymer, b) drying the hydrous gel polymer, c) grinding the dried hydrous gel polymer, d) adding the ground hydrous gel polymer with particles having i) a BET specific surface area of 300 to 1500 m2/g and ii) a porosity of 50% or more and with a surface crosslinking agent, and e) performing a surface crosslinking reaction.
    Type: Grant
    Filed: December 3, 2014
    Date of Patent: July 11, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Seung-Mo Lee, Young-Sam Kim, Kyoung-Shil Oh, Young-In Yang, Ye-Hon Kim
  • Patent number: 9701767
    Abstract: Disclosed are a superabsorbent polymer including a water-soluble salt and a method of preparing the same, wherein the addition of a water-soluble metal salt in the polymerization process of a superabsorbent polymer is very effective at decreasing the concentration of residual monomer.
    Type: Grant
    Filed: June 10, 2015
    Date of Patent: July 11, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Hyun-Jin Lee
  • Publication number: 20170173563
    Abstract: Disclosed are a surface-modified superabsorbent polymer and a method of preparing the same, wherein a superabsorbent polymer is surface-modified with the addition of a water-soluble salt having a multivalent cation and superhydrophobic microparticles, thereby improving attrition resistance, permeability and absorption speed without significantly deteriorating the other properties thereof.
    Type: Application
    Filed: February 18, 2016
    Publication date: June 22, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Su-Jin Kim, Young-Sam Kim, Young-In Yang, Yeon-Woo Hong
  • Publication number: 20170166707
    Abstract: Disclosed are a method of preparing a superabsorbent polymer that includes a fine-powder regranulate and has improved properties owing to the use of an additive, and a superabsorbent polymer prepared thereby, wherein the superabsorbent polymer can exhibit improved properties, including high centrifugal retention capacity (CRC) and fine-powder agglomeration strength, without decreasing absorption under pressure (AUP) or permeability, compared to when no additive is used during the formation of a fine-powder regranulate, and furthermore, the fine powder is recycled, thus reducing processing costs, thereby generating economic benefits.
    Type: Application
    Filed: April 12, 2016
    Publication date: June 15, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Min-Seok Jang, Young Sam Kim
  • Publication number: 20170165637
    Abstract: The present invention relates to a method for preparing a superabsorbent polymer including a) preparing a hydrogel phase polymer by thermopolymerizing or photopolymerizing a monomer composition including a water-soluble ethylenically unsaturated monomer and a polymerization initiator; b) adding particles having properties of the following i) and ii) to the hydrogel phase polymer; c) chopping the particle-added hydrogel phase polymer; d) drying the hydrogel phase polymer; e) milling the dried hydrogel phase polymer; f) adding a surface crosslinking agent to the milled hydrogel phase polymer; and g) carrying out a surface crosslinking reaction. i) BET specific surface area of 300 m2/g to 1500 m2/g, ii) Porosity of 50% or greater.
    Type: Application
    Filed: January 12, 2016
    Publication date: June 15, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Bo-Hee Park, Young-Sam Kim
  • Patent number: 9669385
    Abstract: Disclosed herein are a superabsorbent polymer resin incorporated with a particles meeting the following properties i) to ii): i) a BET specific surface area of 300 to 1500 m2/g, ii) a porosity of 50% or more, and a method for preparing the same.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: June 6, 2017
    Assignee: LG Chem, Ltd.
    Inventors: Seung-Mo Lee, Young-Sam Kim, Kyoung-Shil Oh, Young-In Yang, Ye-Hon Kim
  • Publication number: 20170144130
    Abstract: Disclosed herein is a superabsorbent polymer with a surface modified with both a polyvalent cationic salt and a polycarbonic acid-based copolymer, which is able to effectively absorb blood or highly viscous liquid, and a method for preparing the same.
    Type: Application
    Filed: December 14, 2015
    Publication date: May 25, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu