Paper

1. “Synthesis of Botryosin-type Resist Material Containing Acetal Groups in the Main Chain and Its Sensitivity” Riku Akabane1, Kazumasa Okamoto, Takahiro Kozawa, and Hiroto Kudo, Journal of Photopolymer Science and Technology (2024), 37(3), 293 – 298.
2. “Synthesis of Resist Materials Containing Hemiacetal Groups and Their Resist Sensitivity” Kouta Iwane1, Hiroto Kudo1*, Kazumasa Okamoto2, and Takahiro Kozawa2 Journal of Photopolymer Science and Technology (2024), 37(3), 287 – 292.
3. “Synthesis and properties of highly thermally stable ultrathin films of fluorine-containing hyperbranched polybenzoxazoles” Maekawa, Hiroyuki; Nakamura, Kosyu; Kudo, Hiroto, Journal of Polymer Science (Hoboken, NJ, United States) (2024), 62(9), 1731-1741.
4. “Design of high-sensitive resist materials based on polyacetals” Maekawa, Hiroyuki; Iwashige, Yutaro; Yamamoto, Hiroki; Okamoto, Kazumasa; Kozawa, Takahiro; Kudo, Hiroto, Journal of Photopolymer Science and Technology (2023), 36(1), 31-39
5. “Calixarene-based Cage Compound: Synthesis via Simple Condensation of t-Butylcalix[4]arene with α,ω-Dibromoacetate and Inclusion Complex Formation with Phenol” Hiroyuki Maekawa, Tatsuo Yajima, Hiroto Kudo, Chemistry Letters 52(12), 883–886 (2023).
6. “Development of selective separation and recovery process of Au(III) using Noria” Ueda, Manabu; Ishida, Yuki; Matsuoka, Mitsuaki; Narita, Hirokazu; Kudo, Hiroto; Murayama, Norihiro, Kagaku Kogaku Ronbunshu (2023), 49(2), 38-44.
7. “Synthesis and resist sensitive property of iodine-containing materials using extreme ultraviolet (EUV) exposure tool” Iwashige, Yutaro; Kudo, Hiroto; Okamoto, Kazumasa; Kozawa, Takahiro, Journal of Photopolymer Science and Technology (2022), 35(1), 41-47.
8. “Synthesis and Properties of High-Refractive-Index Iodine-Containing Polyacrylates” Maekawa, Hiroyuki; Amano, Hikaru; Nishina, Ikuko; Kudo, Hiroto, Chemistry Select (2022), 7(28), e202201543
9. “Development of refractive-in dices materials for optical switching devices” Kudo, Hiroto, Nettowaku Porima Ronbunshu (2022), 43(1), 14-21.
10. “Thermosetting epoxy resin system: Ring-opening by copolymerization of epoxide with D,L-Lactide” Kudo, Hiroto; Nishioka, Shuji; Jin, Huayi; Maekawa, Hiroyuki; Nakamura, Shinya; Masuda, Tomoya, Polymer (2022), 240, 124489.
11. “Non-chemically amplified negative molecular resist materials using polarity change by EUV exposure” Fujisawa, Kohei; Maekawa, Hiroyuki; Kudo, Hiroto; Okamoto, Kazumasa; Kozawa, Takahiro, Journal of Photopolymer Science and Technology (2021), 34(1), 87-93.
12. “Programmed Dynamic Covalent Chemistry System of Addition-condensation Reaction of Phenols and Aldehydes” Kudo, Hiroto; Shimoyama, Daisuke; Sekiya, Ryo; Haino, Takeharu, Chemistry Letters (2021), 50(4), 825-831
13. “Synthesis and metal-complexation ability of crosslinked materials containing noria-templated cavities with pendant hydroxy group” Kudo, Hiroto; Miyamae, Tsubasa; Ueda, Masato; Murayama, Norihiro; Hayashi, Jun-Ichi, Nettowaku Porima Ronbunshu (2020), 41(2), 65-71
14. “Higher sensitive extreme ultraviolet (euv) resist materials derived from p-t-butylcalix[n]arenes (n = 4 and 8)” Maekawa, Hiroyuki; Kudo, Hiroto; Watanabe, Takeo; Yamamoto, Hiroki; Okamoto, Kazumasa; Kozawa, Takahiro, Journal of Photopolymer Science and Technology (2020), 33(1), 45-51.
15. “One-dimensional arrangement of NORIA in the solid-state” Shimoyama, Daisuke; Sekiya, Ryo; Maekawa, Hiroyuki; Kudo, Hiroto; Haino, Takeharu, CrystEngComm (2020), 22(28), 4740-4747.
16. “Living Ring-Expansion Polymerization of Thiirane with Cyclic Monocarbamothioates” Kudo, Hiroto; Naritomi, Kazunori; Onishi, Shuto; Maekawa, Hiroyuki; Mondarte, Evan A. Q.; Suthiwanich, Kasinan; Hayashi, Tomohiro, Macromolecules (Washington, DC, United States) (2020), 53(12), 4733-4740

Patent

1. “Tellurium-containing polymer and compound” Kansai University; Mitsubishi Gas Chemical Company, Inc. World Intellectual Property Organization, WO2023214589 A1 2023-11-09
2. “Optical material, optical component and optical article having high refractive index” Kansai University, JP2022131503 A 2022-09-07
3. “Intramolecularly crosslinked calixarene compound, production method therefor, composition, resist film, and pattern formation method” Kansai University; Mitsubishi Gas Chemical Company, Inc. World Intellectual Property Organization, WO2021230185 A1 2021-11-18.
4. “Preparation of bisphenol or trisphenol ether containing phenylsulfonium salts, production method therefor, acid generators, resist compositions, resist films, underlayer films, pattern formation method, and optical components” Kansai University; Mitsubishi Gas Chemical Company, Inc. World Intellectual Property Organization, WO2021230184 A1 2021-11-18
5. “High-refractive-index iodine-containing polymer having excellent solubility, film-forming property, heat resistance and transparency”Kansai University; JP2021084981 A 2021-06-03
6. “Method for recovering gold, gold recovery agent and gold recovery apparatus”　Kansai University; National Institute of Advanced Industrial Science and Technology, Japan, JP2021080511 A 2021-05-27
7. “Compound, resin, composition, resist film, pattern forming method, underlayer film, and optical article” Kansai University; Mitsubishi Gas Chemical Company, Inc. World Intellectual Property Organization, WO2021049472 A1 2021-03-18
8. “Compound and production method thereof, resin, composition, resist film, pattern forming method, underlayer film for lithography, optical component, and method for purifying compound or resin” Kansai University; Mitsubishi Gas Chemical Company, Inc. World Intellectual Property Organization, WO2020226150 A1 2020-11-12
9. “Epoxy resin composition, cured product with good heat resistance for electronic parts and manufacturing method thereof” Hitachi Chemical Company, Ltd.; Kansai University; Resonac Co., Ltd.; Japan, JP2020172607 A 2020-10-22
10. “Resin composition and cured product having good heat resistance for electronic apparatus parts” Hitachi Chemical Company, Ltd.; Kansai University Japan, JP2020172608 A 2020-10-22.
11. “Epoxy resin composition for preparing an epoxy resin cured product with excellent heat resistance and an epoxy resin modifier therefor” Hitachi Chemical Company, Ltd.; Kansai University; Resonac Co., Ltd.; , Kansai University

Review

1. “Development of new resist materials” Maekawa, Hiroyuki; Kudo, Hiroto,