Rikukawa Masahiro

(陸川政弘)

Profile Information

Affiliation: Professor, Faculty of Science and Technology, Department of Materials and Life Sciences, Sophia University

Degree: 工学士(上智大学)
工学修士(上智大学)
博士（工学）(上智大学)

Contact information: m-rikukasophia.ac.jp
Researcher number: 10245798
J-GLOBAL ID: 200901007918312440
researchmap Member ID: 1000073369

1982-1985　Research of ion-conducting polymers
1985-1988　Research of electromagnetic shield
1988-1989　Research of optical recording disk
1989-1992　Research of ultra thin polymer film
1992-2008　Research of fuctional polymer and their opt-electrical properties

(Education)
I mainly teach Basic Organic Chemistry III, Polymer Chemistry IIIC, and Graduate Courses.
(Research)
My research fields are 1) polymer electrolyte fuel cells based on proton conducting polymers, 2) artificial bones based on biodegradable polymers, and 3) super-hierarchical structure and their characterizations based on electroconductive polymers.

(Subject of research)
Research of polymer electrolyte fuel cell
Research of conducting polymers
Study on Polymer thin Films
Study on Polymer Electrolyte
Systhesis and Electrical Properties of Phthalocyanines

(Proposed theme of joint or funded research)
Development of polymer electrolytes for fuel cell
Research of artificial bone
Synthesis of regioregular conducting polymers

Research Interests

Research Areas

Research History

Aug, 2004 - Jul, 2006

Japan Society for the Promotion of Science
Apr, 1985 - Mar, 1992

Hitachi Chemical Company, Ltd

Committee Memberships

May, 2002 - Mar, 2003

メディア教材制作チーム・アドバイザー, メディア教育開発センター
Apr, 2001 - Mar, 2002

メディア教材制作チーム・アドバイザー, メディア教育開発センター
May, 2000 - Mar, 2001

メディア教材制作チーム・アドバイザー, メディア教育開発センター

Awards

1996

高分子学会研究奨励賞

Papers

309

In vivo evaluation of b-tricalcium phosphatehybrids/poly(L-lactic acid ) hybrids in rabbit tibia

TAKEOKA YUKO, Y. Iwamoto, Y. Shigemitsu, K. Oribe, N. Sugiyama, M. Rikukawa, M. Matsumoto, H. Morisue, M. Aizawa

Bioceramics, 22 639, Oct 1, 2009
Synthesis and characterization of polybenzimidazole derivatives for mid-temperature polymer electrolyte fuel cells

H. Ohmori, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

Polymer Preprints, 50(2) 662, Aug, 2009
Surface modification of hydroxyapatite and fabrication of poly(L-lactide)/hydroxyapatite composites

M. Hatanaka, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

Polymer Preprints, 50(2) 641, Aug, 2009
Microwave-assisted enzymatic polymerization of PLGA copolymers and hybridization with hydroxyapatite

A. Yamada, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

Polymer Preprints, 50(2) 518, Aug, 2009
Relationship between structure and optoelectrical properties of organic-inorganic hybrid materials containing fullerene derivatives

Y. Kawabata, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

SYNTHETIC METALS, 159(9-10) 776-779, May, 2009
New multiblock copolymers of sulfonated poly(p-phenylene) and poly(ether ketone) for proton exchange membranes

Miru Yoshida, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints (American Chemical Society, Division of Polymer Chemistry), 50 537-538, 2009
In vitro evaluation of hybrids fabricated by infiltration of poly(L-lactic acid) into open pores of porous hydroxyapatite ceramics with Bimodal Pore-size Distribution using MC3T3-E1 cells

T. Yoshimi, Y. Tanaka, N. Sugiyama, Y. Takeoka, M. Rikukawa, M. Aizawa

Bioceramics, 22 643-646, 2009
Hydration behavior of perfluorinated and hydrocarbon-type proton exchange membranes: Relationship between morphology and proton conduction

Naohiko Takimoto, Libin Wu, Akihiro Ohira, Yuko Takeoka, Masahiro Rikukawa

POLYMER, 50(2) 534-540, Jan, 2009
Synthesis and applications of ionic liquids having hydroxyl groups

Molten salts, 51(3) 275-280, Nov, 2008
Lipase-catalyzed polymerization of L-lactide in ionic liquids

Hiroyuki Ohno, Masahiro Yoshizawa-Fujita, Chihiro Saito, Yuko Takeoka, Masahiro Rikukawa

Polymers for Advanced Technologies, 19(10) 1396-1400, Oct, 2008
Molecular recognition of Langmuir–Blodgett polymer films containing uracil groups

N. Sugiyama, M. Hirakawa, H. Zhu, TAKEOKA YUKO, M. Rikukawa

Colloids and Surfaces A: Physicochemical and Engineering Aspects, 321(1-3) 60-64, May, 2008
Lipase-catalyzed polymerization in ionic liquids

Masahiro Fujita, RIKUKAWA MASAHIRO

Chemical industry, 59(3) 222-227, Mar, 2008
Surface Morphology and Proton Conduction Imaging of Nafion Membrane

Naohiko Takimoto, Akihiro Ohira, Yuko Takeoka, Masahiro Rikukawa

CHEMISTRY LETTERS, 37(2) 164-+, Feb, 2008
Fabrication and biocompatibility of poly(L-lactide)/hydroxyapatite composites for alternative bone materials-effect of lipase introduction

Tatsuya Ohno, Nami Sugiyama, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa

8th World Biomaterials Congress 2008, 3 1662, 2008
In vitro evaluation of biodegradable β-tricalcium phosphate/poly-(L- lactic acid) hybrids using osteobrastic cell

Y. Iwamoto, T. Miyashita, Y. Tanaka, N. Sugiyama, Y. Takeoka, M. Rikukawa, M. Aizawa

8th World Biomaterials Congress 2008, 1 409, 2008
Ring-opening bulk polymerization of L-lactide in porous hydroxyapatite

Nami Sugiyama, Ryoko Kunibu, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa

CHEMISTRY LETTERS, 36(12) 1476-1477, Dec, 2007
Fabrication of Biodegradable -tricalcium Phosphate/poly-(L-lactic acid) Hybrids and Their In Vitro Evaluation

Y. Iwamoto, T. Miyashita, Y. Tanaka, N. Sugiyama, Y. Takeoka, M. Rikukawa, M. Aizawa

Archives of BioCeramics Research, 7 289-292, 2007
Systematic studies on chain lengths, halide species, and well thicknesses for lead halide layered perovskite thin films

Yuko Takeoka, Keisuke Asai, Masahiro Rikukawa, Kohei Sanui

BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 79(10) 1607-1613, Oct, 2006
Synthesis and biocompatibility assessment of poly(L-lactide-co-ε- caprolactone) copolymers

Kanae Komatsu, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 5408-5409, 2006
The effect of composition on PLGA/hydroxyapatite hybrid materials (III) -Biocompatibility of the hybrids in vitro

Miki Hayashi, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 5497-5498, 2006
Synthesis and properties of poly(phenylene) - Poly(ether ketone) block copolymers (I)

Yasuhiro Kubota, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4599-4600, 2006
Fabrication and biocompatibility of poly(L-lactide)/hydroxyapatite composites (III) -Evaluation of biocompatibility for PLLA/HAp composites

Nami Sugiyama, Yoko Togashi, Masahiro Fujita, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 5495-5496, 2006
Synthesis and evaluation of novel copolymers based on poly(phenylene) (I)

Yuta Ishii, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 3972, 2006
Synthesis of poly(L-actide) by microwave assisted polymerization (I)

Kaori Arai, Nami Sugiyama, Masahiro Fujtta, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4913, 2006
EL properties of optically active regioregular poly(thiophene)

Hiroki Fujinami, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4011, 2006
Investigation of polycarbonate and polyphenylene derivative blend films (II) -effect of substituents

Kentaro Akiyama, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 3638, 2006
Evaluation of PEFC using hydrocarbon binder (I)

Junko Watanabe, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 3976, 2006
Synthesis of polyhedral oligomeric silsesquioxane copolymers as proton conducting polymers -Application topolymer electrolyte fuel cells-

Satoshi Ishii, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4601-4602, 2006
Synthesis and properties of poly(phenylene) based block copolymers (I)

Madona Nitta, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 3977, 2006
Fabrication of superhydrophobic thin films by self-assembly method (III) - Comparison with F-containing copolymers

Natsuko Nishimura, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4035, 2006
Effect of hydrothermal treatment on poly(L-lactide)/hydroxyapatite hybridization

Takashi Iwasa, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4914, 2006
Enzyme-catalyzed polymerization of poly(L-lactide) (II) - Effect of lipase

Yu Kakegawara, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 5570, 2006
Conformational control of optically active polythiophenes (III) -Electrochemical properties

Yoshinori Ozumi, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 4007, 2006
Study on molecular weight of poly(4-phenoxybenzoyl-l,4-phenylene) (I)

Isao Tonozuka, Nami Sugiyama, Masahiro Fujita, Yuko Takeoka, Masahiro Rikukawa

Polymer Preprints, Japan, 55(2) 3978, 2006
Investigation of composition effect on PLGA/hydroxyapatite hybrid materials (II) function of FL. -crystallinity and mechanical properties

Miki Hayashi, Yuko Takeoka, Mamoru Aizawa, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 2035, 2006
Enzyme-catalyzed polymerization of poly(L-lactide) (I) - Effect of water content

Yu Kakegawara, Yuko Takeoka, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 2047, 2006
Synthesis of novel copolymers of poly(phenylene) with polycyclic aromatic units for proton conducting membranes (II) -Effect of anthraquinone units

Kotaro Ide, Yuko Takeoka, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 1443, 2006
Development of doped-type polymer electrolytes (I) -Synthesis and doping of fullerene electrolyte

Mitsuhiro Obitsu, Yuko Takeoka, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 1444, 2006
Optically active regioregular poly(thiophene) ( I ) - Electroluminescence properties

Hiroki Fujinami, Yuko Takeoka, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 1381, 2006
Conformational control of optically active polythiophenes (II) -comparism of alternating polymers with homopolymers

Yoshinori Ozumi, Yuko Takeoka, Masahiro Rikukawa, Kohei Sanui

Polymer Preprints, Japan, 55(1) 1542, 2006
Fabrication of Artificial Bone Materials Using Bioceramics and Polymers Having Phosphoric Acid Groups

RIKUKAWA MASAHIRO, Yamanaka, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

Archives of BioCeramics Research, 6 315-318, 2006
Synthesis and optical properties of poly(thiophene) derivatives with benzothiazole moiety

M Toba, Y Takeoka, A Rikukawa, K Sanui

SYNTHETIC METALS, 152(1-3) 197-200, Sep, 2005
Self-assembled multilayer films based on functionalized poly(thiophene)s

Y Takeoka, Y Iguchi, M Rikukawa, K Sanui

SYNTHETIC METALS, 154(1-3) 109-112, Sep, 2005
Synthesis of optically active regioregular poly(thiophene)

F Saito, Y Takeoka, M Rikukawa, K Sanui

SYNTHETIC METALS, 153(1-3) 125-128, Sep, 2005
Fabrication and evaluation of actuators based on polymer electrolyte membranes

T Nakano, Y Takeoka, M Rikukawa, K Sanui

SYNTHETIC METALS, 153(1-3) 121-124, Sep, 2005
Spectral shape of photoluminescence in luminescent pi conjugated polymers

T Kobayashi, T Endo, M Rikukawa, K Sanui, H Kunugita, K Ema

SYNTHETIC METALS, 154(1-3) 129-132, Sep, 2005
Fabrication of polycondensed multilayer thin films by a self-assembly method

Y Takeoka, K Sasada, Y Nishiwaki, M Rikukawa, K Sanui

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 257-58 485-488, May, 2005
Fabrication and characterization of organic-inorganic perovskite films containing fullerene derivatives

K Kikuchi, Y Takeoka, M Rikukawa, K Sanui

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS, 257-58 199-202, May, 2005
Hydrothermal synthesis and structure of zero-dimensional organic-inorganic perovskites

Y Takeoka, K Asai, M Rikukawa, K Sanui

CHEMISTRY LETTERS, 34(4) 602-603, Apr, 2005
Proton conductivity of smart membranes based on hydrocarbon polymers having phosphoric acid groups

M Rikukawa, D Inagaki, K Kaneko, Y Takeoka, Ito, I, Y Kanzaki, K Sanui

JOURNAL OF MOLECULAR STRUCTURE, 739(1-3) 153-161, Apr, 2005

Misc.

Fabrication of 2D Perovskite Nanoparticles by LARP Method

長坂鴻輝, 藤田正博, 下迫直樹, 欅田英之, 江馬一弘, 竹岡裕子, 陸川政弘

応用物理学会春季学術講演会講演予稿集(CD-ROM), 67th, 2020
Synthesis of hydrophilic-hydrophobic diblock copolymers and surface properties evaluation on solid substrates: Evaluation of particle morphology

Morikawa Ayane, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 258, Aug, 2019
Synthesis and evaluation of polythiophene-silica particles by surface grafting (III) effect of reaction conditions on surface grafting

Ko Koizumi, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 258, Aug, 2019
Preparation of porous materials using biodegradable polymers and application to scaffold materials: Differentiation-induction of poly(L-lactic acid) monolith

Marika Mukai, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 258, Aug, 2019
Self-organization of hydrophilic-hydrophobic p-conjugated diblock copolymers: Investigation of solvent effect

Hazuki Sasaki, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 258, Aug, 2019

Books and Other Publications

モビリティ用電池の化学 : リチウムイオン二次電池から燃料電池まで

日本化学会 (Role: Contributor, 16章炭化水素系電解質材料)

化学同人, Mar, 2022 (ISBN: 9784759814040)
燃料電池要素技術

陸川政弘 (Role: Joint author, 213-220)

情報機構, Dec 20, 2011 (ISBN: 9784905545200)
物質生命理工学実験Ⅱテキスト

Oct 1, 2011

2011年度物質生命理工学実験Ⅱのテキストを更新した
New functional materials based on characteristics of Hetero-Elements

Rikukawa Masahiro (Role: Joint author)

Aug 1, 2010 (ISBN: 9784781302638)
Control of super-hierarchical structures and innovative functions of next-generation conjugated polymers

Rikukawa Masahiro (Role: Joint author)

Jan 1, 2009 (ISBN: 9784781300733)

Presentations

高分子電解質形燃料電池の本格的普及における課題と対策

陸川政弘

水素・燃料電池材料研究会, Jan 10, 2025 Invited
燃料電池用電解質材料のサスティナビリティ

陸川政弘

電子情報技術部会ナノフォトニクスエレクロトニクス交流会, Oct 15, 2024 Invited
Perovskite Solar Cells Using Conjugated Polymers as Hole Transport Materials

Yui Sashida, Masahiro Yoshizawa-Fujita, Masahiro Rikukawa, Yuko Takeoka

American Chemical Society Fall Meeting 2024, Aug 20, 2024
Functionalization of Polycaprolactones by Introduction of Carboxy Groups Using Halogens as Reaction Scaffolds

Rena Yoshida, Masahiro Yoshizawa-Fujita, Masahiro Rikukawa, Yuko Takeoka

American Chemical Society Fall Meeting 2024, Aug 19, 2024
Recognition of Phosphate Derivative Using Dipicolylamine Unit Introduction Polythiophene

Shiori Nishizumi, Takashi Hayashi, Masahiro Yoshizawa-Fujita, Masahiro Rikukawa, Yuko Takeoka

American Chemical Society Fall Meeting 2024, Aug 19, 2024

Professional Memberships

Research Projects

Research and development of radical quencher for high durability PEFC

Jul, 2020 - Mar, 2025
Nano-structure control for polymer electrolytes based on block copolymers

Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2017 - Mar, 2020

RIKUKAWA MASAHIRO
Technology development of MEA performance creation

May, 2015 - Mar, 2020
Development of nano-architecture for polymer electrolytes

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, Apr, 2011 - Mar, 2014

RIKUKAWA MASAHIRO
Control of Super-Hierarchical Helical Structures of Next-Generation Conjugated Polymers and Their Innovative Functions

Grants-in-Aid for Scientific Research, Japan Society for the Promotion of Science, 2005 - 2009

AKAGI Kazuo, MASUDA Toshio, KANETO Keiichi, FUJIKI Michiya, YAMAMOTO Takakazu, KURODA Shin-ichi, NISHIDE Hiroyuki, HOTTA Shu, MIZOGUCHI Kenji, ABE Shuji, KISHIDA Hideo, OKADA Shuji, KAWAI Tsuyoshi, RIKUKAWA Mashiro, KOBAYASHI Norihisa, OTSUKA Hideyuki, FUJII AKIHIKO

Industrial Property Rights

特願2023-216092 固体高分子電解質形燃料電池

陸川政弘, 山崎達也
特許7235408 燃料電池用電極接合体

陸川政弘
特願2024-028701 固体高分子電解質形燃料電池

陸川政弘, 久下晃雅
P6744623 人工骨材料

Takeoka Yuko, Rikukawa Masahiro, Sato Shingo
JP2020029526A Block copolymer for phosphate compound detection and manufacturing method thereof

Takeoka Yuk0o, Rikukawa Masahiro, Sato Tsubasa

Social Activities

産学官連携推進会議の展示

Others

上智大学におけるクリーンエネルギー活動を紹介した, Jun 5, 2010 - Jun 5, 2010
Invited speach for FC Expo 2007

Others

Lecture of polymer electrolyte and campaign for enlighenment of fuel cell, Feb 9, 2007 - Feb 9, 2007

Other

（教育実績）中高生のためのサイエンスセミナー

Jul, 2009

中高生を対象に高分子化学の講義と実験を行った。
(Teaching achievements)Science Seminar for Junior and High School Students

Jun, 2007

We have given lectures and experimental trainings for junior and high school students.
(Teaching achievements)Efficency student experiments

Apr, 2006

By using e-mail system for student experiment class, we could comunicate efficiently.
（免許・資格）第一種普通運転免許、教員免許（中等学校一級）、教員免許（高等学校一級）
燃料電池材料の市場調...

燃料電池材料の市場調査 2006

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