최경환 (Gyeong Hwan Choi)

M.S.-Ph.D Joint Course at PIPL: 2022 Mar ~ Present
U.G. Student at PIPL: 2021 July ~ 2022 Feb

Research area: Covalent adaptable networks / adhesives

E-mail: ckhwan1997@pusan.ac.kr

Publications

[5] G.H. Choi, C.J. Ellison*, C.B. Kim*, "Universal Compatibilization Strategy for Industrial-Scale, Sorting-Free Recycling of Mixed Plastics," 2025, In Preparation.

[4] C. Park, J. Cheon, M. Lee, S. Lee, D. Shin, G.H. Choi, C.B. Kim, J.S. Park, B. Jeong*, "Highly Conductive and Stretchable Liquid Metal-Hydrogel Composites Crosslinked by Glutaraldehyde," 2025, Submitted.

[3] S. Jeong, B. Gu*, G.H. Choi, C.B. Kim, S. Jeong*, "CNT spacer-induced cooling crystallisation: a novel approach to mitigate membrane scaling in membrane distillation without chemicals," npj Clean Water, 2025, 8, 62. [Link]

[2] Y.H. Jeong, J. Im, G.H. Choi, C.B. Kim, J. Lee*, "Effect of Thermal Oxidation of Carbon Nanotubes during Wet Spinning into Fibers Using Sodium Cholate Surfactant in Aqueous Dispersion," Materials, 2024, 17, 3581. [Link]

[1] G.H. Choi, S. Wooh, C.B. Kim*, "Styrenic Block Copolymer-Based Pressure Sensitive Adhesives without Volatile Compounds using Organic Eutectic Liquid," ACS Applied Polymer Materials, 2024, 6, 607-615. (Featured as supplementary cover) [Link]

Patents

[6] "열적 산화 반응을 통해 디엔 부위에 말레산 무수물 그래프트 된 EPDM 고무의 비트리머화 방법 및 이에 의해 제조된 비트리머," 김채빈, 박재홍, 최경환Method For Preparing Vitrimer Networks In Maleic Anhydride-Grafted EPDM Rubber Via Thermal Oxidation And Vitrimer Prepared Thereby출원(국내): 10-2026-0003547 (26.01.08)[5] "열가소성 고분자의 재활용을 위한 열적 산화 기반 비트리머의 제조 방법 및 이에 따라 제조된 비트리머," 김채빈, 최경환Method For Producing Thermal Oxidation-Based Vitrimer For Recycling Of Thermoplastic Polymer And Vitrimer Produced Thereby출원(국내): 10-2025-0133174 (25.09.17) [4] "황-함유 고분자의 재가공 방법," 오민경, 김채빈, 최정원, 최경환Reprocessing Methods For Sulfur-Containing Polymers출원(국내): 10-2025-0078069 (25.06.13) [3] "완전 재활용 가능한 이중 동적 결합 기반 고강도 에폭시 중합체 및 이의 제조방법," 김채빈, 안석균, 이재혁, 최경환, 윤여명Fully Recyclable Dual Dynamic Bonds-Based High-Strength Epoxy Polymer And Manufacturing Method Of The Same출원(국내): 10-2024-0190117 (24.12.18)PCT출원: PCT/KR2025/017599 (25.10.30)출원(미국): US-19393007 (25.11.18)[2] "자외선 감응형 자가치유 기능을 가지는 고분자 및 이의 제조방법," 김채빈, 윤여명, 전두표, 최경환Polymer with UV-Responsive Self-Healing Function and Manufacturing Method of the Same출원(국내): 10-2023-0120925 (23.09.12)출원(미국): US-18610294 (24.03.20)출원(일본): JP-2024-060679 (24.04.04), 등록(일본): JP-7713742 (25.07.17)[1] "비휘발성 공융액을 포함한 감압성 점착제 및 이의 제조방법," 김채빈, 최경환Pressure Sensitive Adhesive Comprising Non-Volatile Eutectic Liquid, And Manufacturing Method Thereof출원(국내): 10-2022-0147498 (22.11.08), 등록(국내): 10-2737116 (24.11.27)PCT출원: PCT/KR2023/002395 (23.02.20)

Conference Talks

[18] G.H. Choi (Oral Presenter), C.B. Kim*, "General approach to compatibilizing mixed plastics through dynamic boronic ester bond formation," American Chemical Society National Fall Meeting, Washington, DC, August 2025.

[17] G.H. Choi (Oral Presenter), C.B. Kim*, "General Approach to Processing/Recycling Mixed Polymers by Vitrimerization," American Physical Society National March Meeting, Anaheim, CA, March 2025.

[16] G.H. Choi (Oral Presenter), C.B. Kim*, "Versatile and Efficient Recycling Approach via Vitrimerization of Mixed Plastic Waste," PNU BK21 Four MICE Workshop, Busan, Korea, December 2024.

[15] J.H. Lee (Oral Presenter), J. Noh, G.H. Choi, Y. Yoon, B. Kang, C.B. Kim*,"Fully Recyclable and Strong Epoxy Vitrimer with Dual Dynamic Networks for Flexible Electronic Substrates", The Polymer Society of Korea National Meeting, Busan, Korea, October 2024.

[14] G.H. Choi (Poster Presenter), C.B. Kim*, "Organic Eutectic Liquid for Volatile-Free Styrenic Block Copolymer-Based Pressure-Sensitive Adhesives," The Korean Society of Industrial and Engineering Chemistry, Busan, Korea, May 2024.

[13] G.H. Choi (Poster Presenter), C.B. Kim*, "A Photochemical Approach to Realizing an On-Demand Switchable Polymer between a Thermoset and a Vitrimer," American Physical Society National March Meeting, Minneapolis, MN, March 2024.

[12] G.H. Choi (Oral Presenter), C.B. Kim*, "Styrenic Block Copolymer-Based Pressure-Sensitive Adhesives without Volatile Compounds using Oraganic Eutectic Liquid," PNU BK21 Four MICE Workshop, Busan, Korea, December 2023.

[11] G.H. Choi (Poster Presenter), C.B. Kim*, "Eco-Friendly Pressure Sensitive Adhesive Development using Non-Volatile Eutectic Liquid," Kyushu-Seibu/Pusan-Gyeongnam Joint Symposium on High Polymers and Fibers, Fukuoka, Japan, October 2023.

[10] G.H. Choi (Poster Presenter), C.B. Kim*, "Simplifying PSA Manufacturing with Non-Volatile, Non-Toxic Eutectic Liquid," The Korean Institute of Chemical Engineers National Meeting, Busan, Korea, April 2023.

[9] G.H. Choi (Poster Presenter), C.B. Kim*, "Simple and Eco-Friendly Pressure Sensitive Adhesive Manufacturing Method by using Organic Eutectic Liquid," The Polymer Society of Korea National Meeting, Daejeon, Korea, April 2023.

[8] G.H. Choi (Poster Presenter), C.B. Kim*, "Volatile Solvent Free Styrenic Block Copolymer Based Pressure Sensitive Adhesive using Organic Eutectic Liquid," American Physical Society National March Meeting, Las Vegas, NV, March 2023.

[7] G.H. Choi (Oral Presenter), C.B. Kim*, "Eco-Friendly (Non-Volatile) Eutectic Liquid for Pressure Sensitive Adhesive," PNU BK21 Four MICE Workshop, Busan, Korea, December 2022.

[6] G.H. Choi (Poster Presenter), D. Jeon, Y. Yoon, C.B. Kim*, "Pressure Sensitive Adhesive Suitable for High Shear Conditions using Non-volatile Eutectic Liquid Tackifier," The Korean Institute of Chemical Engineers National Meeting, Busan, Korea, October 2022.

[5] G.H. Choi (Oral Presenter), D. Jeon, Y. Yoon, C.B. Kim*, "Eco-Friendly Eutectic Liquid for Pressure Sensitive Adhesive," The Polymer Society of Korea National Meeting, Daegu, Korea, October 2022.

[4] G.H. Choi (Poster Presenter), D. Jeon, S. Choi, C.B. Kim*, "Toxic and Volatile Solvent Free Pressure Sensitive Adhesive using Eutectic Liquid," The Korean Institute of Chemical Engineers National Meeting, Jeju, Korea, April 2022.

[3] G.H. Choi (Poster Presenter), D. Jeon, S. Choi, C.B. Kim*, "Non-volatile and Non-toxic Eutectic Liquid for Pressure Sensitive Adhesive," The Polymer Society of Korea National Meeting, Daejeon, Korea, April 2022.

[2] J. Park (Poster Presenter), D. Jeon, G.H. Choi, H. Seo, C.B. Kim*, "Spatiotemporal Manipulation of Network Exchange Kinetics of Vitrimers using Photo-Base Generator," The Korean Institute of Chemical Engineers National Meeting, Gwangju, Korea, October 2021.

[1] J. Park (Oral Presenter), D. Jeon, G.H. Choi, H. Seo, C.B. Kim*, "A Photochemical Approach to Spatiotemporally Controlling Network Exchange Kinetics of Vitrimers," The Polymer Society of Korea National Meeting, Gyeongju, Korea, October 2021.

Awards

[8] Best Oral Presentation Award at PNU BK21 Four MICE Workshop, Busan, Korea, December 2024.

[7] 2025 BK21 Outstanding Graduate Student International Joint Research Program by National Research Foundation of Korea (2025.02~2026.02)

[6] Excellent Oral Presentation Award at PNU BK21 Four MICE Workshop, Busan, Korea, December 2023.

[5] Poster Presentation Award at the Kyshu-Seibu/Pusan-Gyeongnam Joint Symposium on High Polymers and Fibers, Fukuoka, Japan, October 2023.

[4] Best Poster Presentation Award at the Polymer Society of Korea National Meeting, Daejeon, Korea, April 2023.

[3] Excellent Oral Presentation Award at PNU BK21 Four MICE Workshop, Busan, Korea, December 2022.

[2] Best Oral Presentation Award at the Polymer Society of Korea National Meeting, Daegu, Korea, October 2022.

[1] Excellent Poster Presentation Award at the Korean Institute of Chemical Engineers National Meeting, Jeju, Korea, April 2022.

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