竹下宏樹 (Hiroki Takeshita) - マイポータル

基本情報

所属: 滋賀県立大学工学部材料科学科准教授

学位: 京都大学博士（工学）(京都大学)

J-GLOBAL ID: 200901035867626260
researchmap会員ID: 5000035053

外部リンク: http://mst.nagaokaut.ac.jp/polymer/

研究キーワード

研究分野

経歴

長岡技術科学大学工学部物質・材料系, 助教,助教

学歴

論文

Crystallization of Biobased Long-Chain Aliphatic Polyesters as Sustainable Polymers: Effects of the Diol Structure in the Monomer Unit

Hiroki Takeshita, Aki Nishiyama, Xiuxiu Wang, Mika Kojima, Mohamed Mehawed Abdellatif, Daisuke Shimoyama, Takumitsu Kida, Katsuhisa Tokumitsu, Kotohiro Nomura

Biomacromolecules 26(10) 6731-6740 2025年9月4日査読有り
Microscopic load sharing of molecular chains of polyethylene solids with different structural variables evaluated by Rheo-Raman spectroscopy

Takumitsu Kida, Sanshiro Kimura, Hiroki Takeshita, Katsuhisa Tokumitsu

Polymer 329 128466-128466 2025年6月
Influence of Heat Treatment on Amorphous Structure and Mechanical Properties of Isosorbide-Based Bio-Polycarbonate

Kohei Kurihara, Hikaru Uesugi, Hajime Nakajima, Takumitsu Kida, Hiroki Takeshita, Katsuhisa Tokumitsu

Nihon Reoroji Gakkaishi 53(2) 65-72 2025年4月15日査読有り
Temperature Dependence of Strain-Hardening Behavior of Polyethylene Solids Evaluated by SAXS, WAXD, and Raman Spectroscopy

Sanshiro Kimura, Takumitsu Kida, Hiroki Takeshita, Katsuhisa Tokumitsu

Macromolecules 2025年3月7日
Effects of Mixing Ultra-High Molecular Weight Polyethylene on Morphology and Mechanical Properties of Polyethylene Solids

Takumitsu Kida, Shiori Watanabe, Nobuhiro Kasai, Takahiro Nagahama, Takashi Kamitanaka, Hiroki Takeshita, Katsuhisa Tokumitsu

Nihon Reoroji Gakkaishi 52(4) 265-271 2024年9月17日
Effect of mixing temperature on the dispersion and degradation behaviors of HDPE/UHMWPE blends

Shiori Watanabe, Sayaka Yamada, Nobuhiro Kasai, Takumitsu Kida, Hiroki Takeshita, Katsuhisa Tokumitsu

International Polymer Processing 39(5) 557-567 2024年8月23日
Effect of short-chain branches in high-molecular-weight component on tensile properties of polyethylene solids

Takumitsu Kida, Ryo Tanaka, Takeshi Shiono, Hiroki Takeshita, Katsuhisa Tokumitsu

Polymer 126906-126906 2024年3月査読有り
Effect of molding history on molecular orientation relaxation during physical aging of polystyrene injection moldings

Kousaku Tao, Koji Yamada, Seiji Higashi, Keitaro Kago, Shiho Kuwashiro, Hiroshi Hirano, Hiroki Takeshita, Katsuhisa Tokumitsu

INTERNATIONAL POLYMER PROCESSING 38(2) 233-243 2023年5月
Relationship between Dynamic Viscoelasticity and Amorphous Structural Changes Associated with Enthalpy Relaxation in Polystyrene Injection Moldings

Kousaku Tao, Koji Yamada, Ayumi Hatano, Hiroki Takeshita, Seiji Higashi, Keitaro Kago, Shiho Kuwashiro, Hiroshi Hirano, Katsuhisa Tokumitsu

Nihon Reoroji Gakkaishi 50(2) 181-187 2022年
Effects of Copolymer Composition on Phase Transition Behavior and Mobility of Mesogenic Group for Side-Chain Liquid Crystalline-Amorphous Random Copolymers

Hiroki Takeshita, Akira Kanazawa, Katsuhisa Tokumitsu

Nihon Reoroji Gakkaishi 50(2) 189-195 2022年
Multiarm Star-Crosslinked Hydrogel: Polymer Network with Thermoresponsive Free-End Chains Densely Connected to Crosslinking Points

Shohei Ida, Shogo Toda, Masatoshi Oyama, Hiroki Takeshita, Shokyoku Kanaoka

Macromolecular Rapid Communications 42(8) 2000558 2021年4月査読有り招待有り
Design of Hydrogels with Thermoresponsive Crosslinked Domain Structures via the Polymerization-Induced Self-Assembly Process and Their Thermoresponsive Toughening in Air

Miki Morimura, Shohei Ida, Masatoshi Oyama, Hiroki Takeshita, Shokyoku Kanaoka

Macromolecules 54(4) 1732-1741 2021年2月査読有り
The relationship between the change in dynamic viscoelasticity by heat treatment and heat resistance in polystyrene moldings

Kousaku TAO, Koji YAMADA, Seiji HIGASHI, Hiroki TAKESHITA, Katsuhisa TOKUMITSU

Zairyo/Journal of the Society of Materials Science, Japan 70(1) 11-16 2021年1月15日
A study of mechanical properties and molecular motions at low temperature of novel polyolefin materials

Tadashi Umemoto, Katsuhisa Tokumitsu, Hiroki Takeshita, Daisuke Takeuchi, Kohtaro Osakada

Zairyo/Journal of the Society of Materials Science, Japan 68(1) 47-53 2019年1月
Relation between high-pressure hydrogen resistance and morphology on blends of nylon 6-66 and ethylene vinyl alcohol copolymer with 1,2-diol side chains

Mitsuo Shibutani, Katsuhisa Tokumitsu, Hiroki Takeshita, Shogo Sumino, Shin Nishimura, Hirotada Fujiwara

Zairyo/Journal of the Society of Materials Science, Japan 68(1) 34-41 2019年1月
Anionic Polymerization of 2-Hexyl[3]dendralene

Yuki Takamura, Katsuhiko Takenaka, Tomoyuki Toda, Hiroki Takeshita, Masamitsu Miya, Tomoo Shiomi

Macromolecular Chemistry and Physics 219(1) 1700046-1700046 2018年1月5日査読有り
Crystallization behavior and higher-order structure in miscible crystalline/crystalline polymer blends

Fuminori Arai, Kazuya Shinohara, Noriaki Nagasawa, Hiroki Takeshita, Katsuhiko Takenaka, Masamitsu Miya, Tomoo Shiomi

POLYMER JOURNAL 45(9) 921-928 2013年9月査読有り
Anionic Polymerization of 2-Phenyl[3]dendralene and 2-(4-Methoxyphenyl)[3]dendralene

Katsuhiko Takenaka, Shuhei Amamoto, Hiroto Kishi, Hiroki Takeshita, Masamitsu Miya, Tomoo Shiomi

MACROMOLECULES 46(18) 7282-7289 2013年9月査読有り
Crystallization and higher-order structure of multicomponent polymeric systems

Hiroki Takeshita, Tomoo Shiomi, Katsuhiko Takenaka, Fuminori Arai

POLYMER 54(18) 4776-4789 2013年8月査読有り
Anionic polymerization of 2-(N,N-bistrimethylsilylaminomethyl)-1,3-butadiene and 2-(4-(N,N-bistrimethylsilylamino)butyl)-1,3-butadiene

Takenaka Katsuhiko, Nakashima Daiki, Miya Masamitsu, Takeshita Hiroki, Shiomi Tomoo

e-Journal of Soft Materials 9 14-19 2013年

もっとみる

MISC

Structure and dynamics of poly(vinyl alcohol) gels in mixtures of dimethyl sulfoxide and water

Kanaya Toshiji, Takahashi Nobuaki, Takeshita Hiroki, OHKURA Masatoshi, NISHIDA Koji, KAJI Keisuke

Polymer journal 44(1) 83-94 2012年1月15日
Fast shrinking kinetics of poly(N-isopropylacrylamide) hydrogels containing a nonionic surfactant

Hiroki Takeshita, Midori Sano, Kotaro Wada, Keita Tamura, Masamitsu Miya, Katsuhiko Takenaka, Tomoo Shiomi

COLLOID AND POLYMER SCIENCE 287(10) 1123-1129 2009年10月
官能基を有する1,3-ジエン類の重合第7報 − イソプレンホスホン酸ジエチルのラジカル重合

竹中克彦, 西田敏博, 竹下宏樹, 宮正光, 塩見友雄

高分子論文集 66(2) 61-68 2009年2月
Phase behavior and structure formation for diblock copolymers composed of side-chain liquid crystalline and glassy amorphous components

Hiroki Takeshita, Shin-ichi Taniguchi, Mitsuo Arimoto, Masamitsu Miya, Katsuhiko Takenaka, Tomoo Shiomi

POLYMER 50(1) 271-278 2009年1月
Polymerization of 1,3-Dienes Containing Functional Groups 6: Unexpected Collapse of Monomer Structure in the Anionic Polymerization of 2-Ethoxymethyl-1,3-butadiene

Katsuhiko Takenaka, Yusuke Akagawa, Hiroki Takeshita, Masamitsu Miya, Tomoo Shiomi

POLYMER JOURNAL 41(2) 106-107 2009年
Polymerization of 1,3-Dienes with Functional Groups. 5. RAFT Polymerization of N,N-diethyl-2-methylene-3-butenamide

e-Journal of Soft, Materials

K. Takenaka, M. Matsui, H. Takeshita, M. Miya and T. Shiomi 5 1-8 2009年
Suzuki-Miyauraカップリングを用いた側鎖に4-ビニルフェニル基を有するブチルゴムの合成

鈴木麻純, 竹下宏樹, 宮正光, 竹中克彦, 塩見友雄, 玉光賢次, 今田俊洋

日本ゴム協会誌 82(6) 241-246 2009年
Phase behavior in liquid crystallization for diblock copolymers consisting of rubbery amorphous and side-chain liquid crystalline components

Shin-ichi Taniguchi, Hiroki Takeshita, Mitsuo Arimoto, Masamitsu Miya, Katsuhiko Takenaka, Tomoo Shiomi

POLYMER 49(22) 4889-4898 2008年10月
Structure Formation and Crystallization Behavior of Ethylene-Isoprene Block Copolymers and Their Blends with Corresponding Homopolymers

Y. -J. Gao, H. Takeshita, Y. Takata, K. Takenaka, T. Shiomi

e-Journal of Soft Materials 4 12-22 2008年
Polymerization of 1,3-Dienes with Functional Groups. 4. Anionic Polymerization of N,N-diethyl-2-methylene-3-butenamide

K. Takenaka, N. Shibata, S. Tsuchida, H. Takeshita, M. Miya, T. Shiomi

e-Journal of Soft Materials 4 23-29 2008年
Formation of phase structure and crystallization behavior in blends containing polystyrene-polyethylene block copolymers

Hiroki Takeshita, Yuan-Ji Gao, Tomoyuki Natsui, Erick Rodriguez, Masamitsu Miya, Katsuhiko Takenaka, Tomoo Shiomi

POLYMER 48(26) 7660-7671 2007年12月
Formation of lamellar structure by competition in crystallization of both components for crystalline-crystalline block copolymers

Hiroki Takeshita, Katsuhiko Fukumoto, Takeshi Ohnishi, Takayuki Ohkubo, Masamitsu Miya, Katsuhiko Takenaka, Tomoo Shiomi

POLYMER 47(24) 8210-8218 2006年11月
Miscibility in blends of linear and branched poly(ethylene oxide) with methacrylate derivative random copolymers and estimation of segmental chi parameters

H Takeshita, T Shiomi, T Suzuki, T Sato, M Miya, K Takenaka, S Wacharawichanant, S Damirongsakkul, S Rimdusit, S Thongyai …

POLYMER 46(25) 11463-11469 2005年11月
Crystallization behavior and phase-structure of crystalline block copolymers

T Shiomi, H Takeshita

SEN-I GAKKAISHI 61(1) P19-P22 2005年
Crystallization and structure formation of block copolymers containing a glassy amophous component

H Takeshita, N Ishii, C Araki, M Miya, K Takenaka, T Shiomi

JOURNAL OF POLYMER SCIENCE PART B-POLYMER PHYSICS 42(22) 4199-4206 2004年11月
Polymerization of 1,3-dienes with functional groups. III. Free-radical polymerization of N,N-diethyl-2-methylene-3-butenamide

T Yaegashi, S Yodoya, M Nakamura, H Takeshita, K Takenaka, T Shiomi

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 42(4) 999-1007 2004年2月
Polymerization of 1,3-dienes with functional groups. II. Free-radical polymerization of N-(2-methylene-3-butenoyl)piperidine

T Yaegashi, H Takeshita, K Takenaka, T Shiomi

JOURNAL OF POLYMER SCIENCE PART A-POLYMER CHEMISTRY 41(10) 1545-1552 2003年5月
Synthesis of modified styrene-butadiene rubber latex containing triethoxysilyl group and its in situ silica filling.

Sunada, Kiyoshi, Takeshita, Hiroki, Miya, Masamitsu, Nakamura, Tsukasa, Takenaka, Katsuhiko, Shiomi, Tomoo

Nippon Gomu Kyokaishi 76(7) 234-239 2003年
Crystallization and structure formation of block copolymers containing a rubbery amorphous component

T Shiomi, H Takeshita, H Kawaguchi, M Nagai, K Takenaka, M Miya

MACROMOLECULES 35(21) 8056-8065 2002年10月
多相系高分子の結晶化と高次構造形成

塩見友雄, 竹下宏樹

日本接着学会誌 = Journal of the Adhesion Society of Japan 38(1) 33-37 2002年1月1日

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竹下宏樹

基本情報

研究キーワード

研究分野

経歴

学歴

論文

MISC

所属学協会

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