Patents by Inventor Se Yeol Park

Se Yeol Park 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: 20230390735
    Abstract: Provided is a method for preparing a superabsorbent polymer. More particularly, provided is a method for preparing a superabsorbent polymer having a reduced amount of coarse particles with a particle size of more than 850 ?m and an improved water content, and exhibiting excellent absorption performances without deviation.
    Type: Application
    Filed: June 20, 2022
    Publication date: December 7, 2023
    Applicant: LG CHEM, LTD.
    Inventors: Se Yeol PARK, Gicheul KIM, Yoon Jae MIN
  • Publication number: 20230241582
    Abstract: The present disclosure relates to a super absorbent polymer composition. More specifically, the present disclosure relates to a super absorbent polymer composition prepared such that agglomeration between polymer particles is suppressed by including an additive having a specific structure, and thus an additional pulverizing process is not required after drying.
    Type: Application
    Filed: November 10, 2020
    Publication date: August 3, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Se Yeol Park, Gicheul Kim, Hyeon Choi, Mihee Kim, Kiyoul Yoon, Ki Hyun Kim
  • Publication number: 20230108529
    Abstract: The present disclosure relates to a preparation method for a super absorbent polymer film. Specifically, it relates to a preparation method for a new type of super absorbent polymer film, which is thin and exhibits excellent absorption performance while having excellent flexibility and mechanical properties. In addition, the super absorbent polymer film is free from scattering or leaking, and does not require an auxiliary substance such as pulp, so that products can be made thinner and the manufacturing process and costs may be reduced.
    Type: Application
    Filed: July 26, 2021
    Publication date: April 6, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Kiyoul Yoon, Seongkyun Kang, Yu Jin Kim, Gicheul Kim, Hyeon Choi, Se Yeol Park
  • Publication number: 20230089009
    Abstract: The present disclosure relates to a polymer film, a preparation method of the same, and a polymer film laminate. Specifically, it relates to a new type of polymer film, which is thin and exhibits excellent absorption performance while having excellent flexibility and mechanical properties. In addition, the polymer film is free from scattering or leaking, and does not require an auxiliary substance such as pulp, so that products can be made thinner and the manufacturing process and costs may be reduced. In addition, the present disclosure also relates to a preparation method of the above-described polymer film, and a polymer film laminate including the new type of polymer film.
    Type: Application
    Filed: September 7, 2021
    Publication date: March 23, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Kiyoul Yoon, Seongkyun Kang, Yu Jin Kim, Gicheul Kim, Hyeon Choi, Se Yeol Park
  • Publication number: 20230071674
    Abstract: The present disclosure relates to a preparation method for a super absorbent polymer film. Specifically, it relates to a preparation method for a new type of super absorbent polymer film, which is thin and exhibits excellent absorption performance. In addition, the super absorbent polymer film of the present disclosure has excellent flexibility and excellent mechanical properties, is free from scattering or leaking, and does not require an auxiliary substance such as pulp, so that products can be made thinner and the manufacturing process and costs may be reduced.
    Type: Application
    Filed: March 23, 2021
    Publication date: March 9, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Kiyoul Yoon, Seongkyun Kang, Yu Jin Kim, Gicheul Kim, Hyosook Joo, Hyeon Choi, Se Yeol Park
  • Publication number: 20230067846
    Abstract: The present disclosure relates to a super absorbent polymer film and a preparation method of the same. Specifically, it relates to a new type of super absorbent polymer film, which is thin and exhibits excellent absorption performance and high tensile strength. In addition, the super absorbent polymer film of the present disclosure is free from scattering or leaking, and does not require an auxiliary substance such as pulp, so that products can be made thinner and the manufacturing process and costs may be reduced.
    Type: Application
    Filed: March 23, 2021
    Publication date: March 2, 2023
    Applicant: LG Chem, Ltd.
    Inventors: Kiyoul Yoon, Seongkyun Kang, Yu Jin Kim, Gicheul Kim, Hyeon Choi, Se Yeol Park
  • Publication number: 20220315715
    Abstract: This invention relates to a method for preparing a superabsorbent polymer, more specifically to a method for preparing a superabsorbent polymer that uses stearic acid or salts thereof in the process of reassembling fine powders, thereby improving processability in the preparation process of the superabsorbent polymer, and realizing excellent absorption properties.
    Type: Application
    Filed: October 8, 2020
    Publication date: October 6, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Se Yeol Park, Gicheul Kim, Yun Kyung Do, Sangwon Han
  • Publication number: 20220143578
    Abstract: The present disclosure relates to a super absorbent polymer composition. More specifically, the present disclosure relates to a super absorbent polymer composition prepared such that agglomeration between polymer particles is suppressed by including an additive having a specific structure, and thus an additional pulverizing process is not required after drying.
    Type: Application
    Filed: November 10, 2020
    Publication date: May 12, 2022
    Applicant: LG Chem, Ltd.
    Inventors: Se Yeol Park, Gicheul Kim, Hyeon Choi, Mihee Kim, Kiyoul Yoon, Ki Hyun Kim
  • Patent number: 11198768
    Abstract: The present invention relates to a method for preparing superabsorbent polymer. According to the preparation method of the present invention, the surface penetration depth of a surface crosslinking agent can be appropriately controlled, and superabsorbent polymer with excellent properties can be prepared though homogeneous surface crosslinking. Thus, superabsorbent polymer with improved absorption property can be provided without deterioration of absorbency under load.
    Type: Grant
    Filed: March 17, 2016
    Date of Patent: December 14, 2021
    Inventors: Ju Eun Kim, Gi Cheul Kim, Se Yeol Park, Ki Hyun Kim
  • Patent number: 10144809
    Abstract: The present invention relates to a method for preparing super absorbent polymer, and the method for preparing super absorbent polymer according to the present invention may reduce the content of non-reacted monomers in the super absorbent polymer, by using three kinds of polymerization initiators.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: December 4, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Seung Mo Lee, Gi Cheul Kim, Kum Hyoung Lee, Se Yeol Park
  • Patent number: 10066061
    Abstract: The present invention relates to a method for preparing super absorbent polymer, and the method for preparing super absorbent polymer according to the present invention may reduce the content of non-reacted monomers in the super absorbent polymer, by using three kinds of polymerization initiators.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: September 4, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Seung Mo Lee, Gi Cheul Kim, Kum Hyoung Lee, Se Yeol Park
  • Publication number: 20180244867
    Abstract: The present invention relates to a method for preparing superabsorbent polymer. According to the preparation method of the present invention, the surface penetration depth of a surface crosslinking agent can be appropriately controlled, and superabsorbent polymer with excellent properties can be prepared though homogeneous surface crosslinking. Thus, superabsorbent polymer with improved absorption property can be provided without deterioration of absorbency under load.
    Type: Application
    Filed: March 17, 2016
    Publication date: August 30, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Ju Eun Kim, Gi Cheul Kim, Se Yeol Park, Ki Hyun Kim
  • Patent number: 10052611
    Abstract: Provided is a method of preparing a superabsorbent polymer. In the method of preparing the superabsorbent polymer according to the present disclosure, a polymer resulting from polymerization of ethylene-based unsaturated monomers is subjected to a reassembling process by mixing with a compound of a particular Chemical Formula and water. According to the preparation method of the present disclosure, provided is a method of preparing a superabsorbent polymer having improved water holding capacity and a reduced content of residual monomers, thereby improving quality of final polymer products.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: August 21, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Seung Mo Lee, Gi Cheul Kim, Sang Gi Lee, Kum Hyoung Lee, Se Yeol Park
  • Publication number: 20170297002
    Abstract: Provided is a method of preparing a superabsorbent polymer. In the method of preparing the superabsorbent polymer according to the present disclosure, a polymer resulting from polymerization of ethylene-based unsaturated monomers is subjected to a reassembling process by mixing with a compound of a particular Chemical Formula and water. According to the preparation method of the present disclosure, provided is a method of preparing a superabsorbent polymer having improved water holding capacity and a reduced content of residual monomers, thereby improving quality of final polymer products.
    Type: Application
    Filed: December 10, 2015
    Publication date: October 19, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Seung Mo Lee, Gi Cheul Kim, Sang Gi Lee, Kum Hyoung Lee, Se Yeol Park
  • Publication number: 20170198105
    Abstract: The present invention relates to a method for preparing super absorbent polymer, and the method for preparing super absorbent polymer according to the present invention may reduce the content of non-reacted monomers in the super absorbent polymer, by using three kinds of polymerization initiators.
    Type: Application
    Filed: December 10, 2015
    Publication date: July 13, 2017
    Applicant: LG Chem, Ltd.
    Inventors: Seung Mo Lee, Gi Cheul Kim, Kum Hyoung Lee, Se Yeol Park