Patents by Inventor Seon Jung Jung
Seon Jung Jung 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: 11845837Abstract: A super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers, and can exhibit excellent performance.Type: GrantFiled: March 9, 2021Date of Patent: December 19, 2023Inventors: Dae Woo Nam, Jun Kyu Kim, Hyung Ki Yoon, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Ji Yoon Jeong
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Patent number: 11814489Abstract: Provided are a superabsorbent polymer and a preparation method thereof. According to the present invention, a superabsorbent polymer having high centrifuge retention capacity and absorption rate may be prepared by using a specific foam stabilizer.Type: GrantFiled: February 10, 2021Date of Patent: November 14, 2023Inventors: Hyung Ki Yoon, Yeon Woo Hong, Seong Beom Heo, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
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Patent number: 11434332Abstract: A super absorbent polymer according to the present invention has an excellent discoloration resistance characteristic even under high temperature/high humidity conditions, while maintaining excellent absorption performance, and is preferably used for hygienic materials such as diapers, and thus can exhibit excellent performance.Type: GrantFiled: December 28, 2016Date of Patent: September 6, 2022Inventors: Dae Woo Nam, Seon Jung Jung, Tae Hwan Jang, Jun Kyu Kim, Seong Beom Heo, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Ji Yoon Jeong, Hyung Ki Yoon
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Patent number: 11406962Abstract: The present invention relates to a superabsorbent polymer which exhibits more improved liquid permeability while maintaining excellent absorption performance, and suppresses aggregation and caking of particles even under high temperature/high humidity conditions, and to a method for producing the same. The super absorbent polymer comprises: a base polymer powder including a first crosslinked polymer of a water-soluble ethylenically unsaturated monomer having at least partially neutralized acidic groups; and a surface crosslinked layer formed on the base polymer powder and including a second cross-linked polymer in which the first cross-linked polymer is further crosslinked via a surface cross-linking agent, wherein the super absorbent polymer includes aluminum sulfate dispersed in the surface crosslinked layer and alumina dispersed on the surface crosslinked layer.Type: GrantFiled: October 27, 2017Date of Patent: August 9, 2022Inventors: Su Jin Kim, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Seon Jung Jung, Ji Yoon Jeong
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Patent number: 11260364Abstract: The super absorbent polymer according to the present invention has reduced 3-hour saline solution re-wet while having a high absorption rate and absorption against pulp, and thus can be used for hygienic materials such as diapers, thereby exhibiting excellent performance.Type: GrantFiled: December 28, 2016Date of Patent: March 1, 2022Inventors: Ji Yoon Jeong, Jun Kyu Kim, Dae Woo Nam, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Hyung Ki Yoon
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Patent number: 11225556Abstract: A super absorbent polymer produced by the preparation method of the super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers and can exhibit excellent performance.Type: GrantFiled: December 28, 2016Date of Patent: January 18, 2022Inventors: Bo Hyun Seong, Dae Woo Nam, Jun Kyu Kim, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong, Tae Hwan Jang
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Patent number: 11046819Abstract: A super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers, and can exhibit excellent performance.Type: GrantFiled: December 28, 2016Date of Patent: June 29, 2021Inventors: Dae Woo Nam, Jun Kyu Kim, Hyung Ki Yoon, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20210189074Abstract: A super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers, and can exhibit excellent performance.Type: ApplicationFiled: March 9, 2021Publication date: June 24, 2021Applicant: LG Chem, Ltd.Inventors: Dae Woo Nam, Jun Kyu Kim, Hyung Ki Yoon, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20210163693Abstract: Provided are a superabsorbent polymer and a preparation method thereof. According to the present invention, a superabsorbent polymer having high centrifuge retention capacity and absorption rate may be prepared by using a specific foam stabilizer.Type: ApplicationFiled: February 10, 2021Publication date: June 3, 2021Applicant: LG Chem, Ltd.Inventors: Hyung Ki Yoon, Yeon Woo Hong, Seong Beom Heo, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
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Patent number: 11020725Abstract: A superabsorbent polymer according to the present invention has excellent initial absorption properties, and thus it may be used in sanitary materials such as diapers, etc., thereby exhibiting excellent performances.Type: GrantFiled: January 5, 2017Date of Patent: June 1, 2021Inventors: Jun Kyu Kim, Hyung Ki Yoon, Dae Woo Nam, Bo Hyun Seong, Yeon Woo Hong, Seong Beom Heo, Seon Jung Jung, Ji Yoon Jeong, Tae Hwan Jang, Su Jin Kim
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Patent number: 10961356Abstract: Provided are a superabsorbent polymer and a preparation method thereof. According to the present invention, a superabsorbent polymer having high centrifuge retention capacity and absorption rate may be prepared by using a specific foam stabilizer.Type: GrantFiled: November 22, 2017Date of Patent: March 30, 2021Inventors: Hyung Ki Yoon, Yeon Woo Hong, Seong Beom Heo, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
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Patent number: 10843170Abstract: A superabsorbent polymer having high centrifuge retention capacity and absorption rate prepared by using a particular foam stabilizer and a polymerization initiator. The foam stabilizer includes a sucrose ester and a polyalkylene oxide, and polymerization initiator includes a photoinitiator and a cationic azo-based initiator.Type: GrantFiled: February 2, 2018Date of Patent: November 24, 2020Assignee: LG Chem, Ltd.Inventors: Yeon Woo Hong, Seong Beom Heo, Hyung Ki Yoon, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20200122119Abstract: The super absorbent polymer according to the present invention has reduced 3-hour saline solution re-wet while having a high absorption rate and absorption against pulp, and thus can be used for hygienic materials such as diapers, thereby exhibiting excellent performance.Type: ApplicationFiled: December 28, 2016Publication date: April 23, 2020Applicant: LG Chem, Ltd.Inventors: Ji Yoon Jeong, Jun Kyu Kim, Dae Woo Nam, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Hyung Ki Yoon
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Publication number: 20200010624Abstract: A super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers, and can exhibit excellent performance.Type: ApplicationFiled: December 28, 2016Publication date: January 9, 2020Applicant: LG Chem, Ltd.Inventors: Dae Woo Nam, Jun Kyu Kim, Hyung Ki Yoon, Tae Hwan Jang, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Seong Beom Heo, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20190308171Abstract: The present invention relates to a superabsorbent polymer which exhibits more improved liquid permeability while maintaining excellent absorption performance, and suppresses aggregation and caking of particles even under high temperature/high humidity conditions, and to a method for producing the same. The super absorbent polymer comprises: a base polymer powder including a first crosslinked polymer of a water-soluble ethylenically unsaturated monomer having at least partially neutralized acidic groups; and a surface crosslinked layer formed on the base polymer powder and including a second cross-linked polymer in which the first cross-linked polymer is further crosslinked via a surface cross-linking agent, wherein the super absorbent polymer includes aluminum sulfate dispersed in the surface crosslinked layer and alumina dispersed on the surface crosslinked layer.Type: ApplicationFiled: October 27, 2017Publication date: October 10, 2019Applicant: LG Chem, Ltd.Inventors: Su Jin Kim, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20190248963Abstract: Provided are a superabsorbent polymer and a preparation method thereof. According to the present invention, a superabsorbent polymer having high centrifuge retention capacity and absorption rate may be prepared by using a specific foam stabilizer.Type: ApplicationFiled: November 22, 2017Publication date: August 15, 2019Applicant: LG Chem, Ltd.Inventors: Hyung Ki Yoon, Yeon Woo Hong, Seong Beom Heo, Dae Woo Nam, Tae Hwan Jang, Jun Kyu Kim, Bo Hyun Seong, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong
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Publication number: 20190217272Abstract: A superabsorbent polymer having high centrifuge retention capacity and absorption rate prepared by using a particular foam stabilizer and a polymerization initiator. The foam stabilizer includes a sucrose ester and a polyalkylene oxide, and polymerization initiator includes a photoinitiator and a cationic azo-based initiator.Type: ApplicationFiled: February 2, 2018Publication date: July 18, 2019Applicant: LG Chem, Ltd.Inventors: Yeon Woo HONG, Seong Beom HEO, Hyung Ki YOON, Dae Woo NAM, Tae Hwan JANG, Jun Kyu KIM, Bo Hyun SEONG, Su Jin KIM, Seon Jung JUNG, Ji Yoon JEONG
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Publication number: 20190134603Abstract: A superabsorbent polymer according to the present invention has excellent initial absorption properties, and thus it may be used in sanitary materials such as diapers, etc., thereby exhibiting excellent performances.Type: ApplicationFiled: January 5, 2017Publication date: May 9, 2019Applicant: LG Chem, Ltd.Inventors: Jun Kyu KIM, Hyung Ki YOON, Dae Woo NAM, Bo Hyun SEONG, Yeon Woo HONG, Seong Beom HEO, Seon Jung JUNG, Ji Yoon JEONG, Tae Hwan JANG, Su Jin KIM
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Publication number: 20190135992Abstract: A super absorbent polymer produced by the preparation method of the super absorbent polymer according to the present invention has excellent dryness while maintaining excellent absorption performance, and thus is preferably used for hygienic materials such as diapers and can exhibit excellent performance.Type: ApplicationFiled: December 28, 2016Publication date: May 9, 2019Applicant: LG Chem, Ltd.Inventors: Bo Hyun Seong, Dae Woo Nam, Jun Kyu Kim, Su Jin Kim, Seon Jung Jung, Ji Yoon Jeong, Tae Hwan Jang
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Publication number: 20190100629Abstract: A super absorbent polymer according to the present invention has an excellent discoloration resistance characteristic even under high temperature/high humidity conditions, while maintaining excellent absorption performance, and is preferably used for hygienic materials such as diapers, and thus can exhibit excellent performance.Type: ApplicationFiled: December 28, 2016Publication date: April 4, 2019Applicant: LG Chem, Ltd.Inventors: Dae Woo Nam, Seon Jung Jung, Tae Hwan Jang, Jun Kyu Kim, Seong Beom Heo, Bo Hyun Seong, Yeon Woo Hong, Su Jin Kim, Ji Yoon Jeong, Hyung Ki Yoon