藤田正博

フジタマサヒロ (Fujita Masahiro)

基本情報

所属: 上智大学理工学部物質生命理工学科教授

学位: 博士（工学）(2002年3月東京農工大学)

連絡先: masahi-fsophia.ac.jp
通称等の別名: 吉澤
研究者番号: 50433793
J-GLOBAL ID: 200901014332520864
researchmap会員ID: 6000003382

柔粘性結晶の基礎物性の理解および基礎知見の集積を主な目的として、柔粘性結晶研究会を設立した。本研究会が中心となって、柔粘性結晶の研究を活性化させ、柔粘性結晶が様々な分野で大きく羽ばたくことを期待して活動している。

(研究テーマ)
柔粘性イオン結晶（プラスチッククリスタル）を用いた固体電解質の開発

イオン液体を用いたセルロース誘導体およびセルロースゲルの作製と評価

研究キーワード

研究分野

ナノテク・材料 / 高分子化学 /

受賞

論文

192

Alkali Metal Ionic Liquids

Wataru Ogihara, Masahiro Yoshizawa-Fujita, Hiroyuki Ohno

Electrochemical Aspects of Ionic Liquids: Second Edition 317-324 2011年3月2日査読有り
Ion Conductive Polymers

Hiroyuki Ohno, Masahiro Yoshizawa-Fujita

Electrochemical Aspects of Ionic Liquids: Second Edition 417-431 2011年3月2日査読有り
Fuel Cells

Masahiro Yoshizawa-Fujita, Hiroyuki Ohno

Electrochemical Aspects of Ionic Liquids: Second Edition 235-242 2011年3月2日査読有り
Low-melting zwitterion: effect of oxyethylene units on thermal properties and conductivity

Masahiro Yoshizawa-Fujita, Tetsuya Tamura, Yuko Takeoka, Masahiro Rikukawa

CHEMICAL COMMUNICATIONS 47(8) 2345-2347 2011年
Proton transport properties in an ionic liquid having a hydroxyl group

Masahiro Yoshizawa-Fujita, Yuri Kousa, Koh Kidena, Akihiro Ohira, Yuko Takeoka, Masahiro Rikukawa

PHYSICAL CHEMISTRY CHEMICAL PHYSICS 13(29) 13427-13432 2011年
Extraction and isolation of shikimic acid from Ginkgo biloba leaves utilizing an ionic liquid that dissolves cellulose

Toyonobu Usuki, Nanae Yasuda, Masahiro Yoshizawa-Fujita, Masahiro Rikukawa

CHEMICAL COMMUNICATIONS 47(38) 10560-10562 2011年
Proton Transport Properties in Zwitterion Blends with Bronsted Acids

Masahiro Yoshizawa-Fujita, Nolene Byrne, Maria Forsyth, Douglas R. MacFarlane, Hiroyuki Ohno

JOURNAL OF PHYSICAL CHEMISTRY B 114(49) 16373-16380 2010年12月
Preparation and characterization of multilayer-type electrolyte membranes with hydrocarbon polymers

Miho Kamiya, Masahiro Yoshizawa-Fujita, Yuko Takeoka, Masahiro Rikukawa

ELECTROCHIMICA ACTA 55(4) 1385-1388 2010年1月
Optical properties of polyfluorene-thiophene copolymers having chiral side chains

T. Hirahara, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

SYNTHETIC METALS 159(21-22) 2180-2183 2009年11月
Synthesis and optical properties of poly(thiophene-fluorene) copolymers with benzothiazole moiety

K. Esashika, M. Yoshizawa-Fujita, Y. Takeoka, M. Rikukawa

SYNTHETIC METALS 159(21-22) 2184-2187 2009年11月
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 2009年8月
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 2009年8月
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 2009年8月
Relationship between structure and optoelectrical properties of organic–inorganic hybrid materials containing fullerene derivatives

Yukimi Kawabata, MASAHIRO Yoshizawa-FUJITA, Yuko Takeoka, Masahiro Rikukawa

Synthetic Metals 159(9-10) 776-779 2009年5月
Exploring an Anti-Crystal Engineering Approach to the Preparation of Pharmaceutically Active Ionic Liquids

Pamela M. Dean, Jelena Turanjanin, Masahiro Yoshizawa-Fujita, Douglas R. MacFarlane, Janet L. Scott

CRYSTAL GROWTH & DESIGN 9(2) 1137-1145 2009年2月
New multiblock copolymers of sulfonated poly(p-phenylene) and poly(ether ketone) for proton exchange membranes

50 537-538 2009年
Green Chemistry with a Novel 5.8-GHz Microwave Apparatus. Prompt One-Pot Solvent-Free Synthesis of a Major Ionic Liquid: The 1-Butyl-3-methylimidazolium Tetrafluoroborate System

Satoshi Horikoshi, Tomofumi Hamamura, Masatsugu Kajitani, Masahiro Yoshizawa-Fujita, Nick Serpone

ORGANIC PROCESS RESEARCH & DEVELOPMENT 12(6) 1089-1093 2008年11月
水酸基含有イオン液体の合成とその応用

藤田正博, 小宇佐由里, 竹岡裕子, 陸川政弘

溶融塩および高温化学 51(3) 275-280 2008年11月招待有り
Lipase-catalyzed polymerization of L-lactide in ionic liquids

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

POLYMERS FOR ADVANCED TECHNOLOGIES 19(10) 1396-1400 2008年10月
イオン液体中における酵素触媒重合 (特集イオン液体とイノベーション)

藤田正博, 陸川政弘

化学工業 59(3) 222-227 2008年3月
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年
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 2007年12月
Solubility and stability of cytochrome c in hydrated ionic liquids: Effect of oxo acid residues and kosmotropicity

Fujita, K., MacFarlene, D.R., Forsyth, M., Yoshizawa-Fujita, M., Murata, K., Nakamura, N., Ohno, H.

Biomacromolecules 8(7) 2080-2086 2007年6月
A new class of proton-conducting ionic plastic crystals based on organic cations and dihydrogen phosphate

Masahiro Yoshizawa-Fujita, Kyoko Fujita, Maria Forsyth, Douglas R. MacFarlane

ELECTROCHEMISTRY COMMUNICATIONS 9(5) 1202-1205 2007年5月
Novel Lewis-base ionic liquids replacing typical anions

M Yoshizawa-Fujita, K Johansson, P Newman, DR MacFarlane, M Forsyth

TETRAHEDRON LETTERS 47(16) 2755-2758 2006年4月
A new Lewis-base ionic liquid comprising a mono-charged diamine structure: A highly stable electrolyte for lithium electrochemistry

M Yoshizawa-Fujita, DR MacFarlane, PC Howlett, M Forsyth

ELECTROCHEMISTRY COMMUNICATIONS 8(3) 445-449 2006年3月
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年
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年
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年
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年
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年
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年
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年
Evaluation of PEFC using hydrocarbon binder (I)

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

Polymer Preprints, Japan 55(2) 3976 2006年
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年
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年
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年
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年
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年
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年
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年
Fabrication of artificial bone materials using bioceramics and polymers having phosphoric acid groups

Sugiyama, N, Yamanaka, Y, Yoshizawa-Fujita, M, Takeoka, Y, Rikukawa, M

Archives of BioCeramics Research 6 315-318 2006年
Preparation and characteristics of thermally stable polymer-in-zwitterionic liquid

Masahiro Tamada, Yoshizawa-FUJITA MASAHIRO, Hiroyuki Ohno

Molten salts XIV : proceedings of the international symposium 2004-24 646-654 2006年
Novel ionic liquids composed of only heterocycles

Hiroyuki Ohno, Mayu Kameda, Kenta Fukumoto, Wataru Ogihara, MASAHIRO Yoshizawa-FUJITA

Molten salts XIV : proceedings of the international symposium 2004-24 346-352 2006年
Zwitterionic liquid/acid mixtures as anhydrous proton conducting systems

Yoshizawa-FUJITA MASAHIRO, Douglas R. MacFarlane, Maria Forsyth, Hiroyuki Ohno

Molten salts XIV : proceedings of the international symposium 2004-24 73-80 2006年
イオン伝導場の構築を目的としたプロトン付加型2-ヘプタデシルイミダゾールの自己組織化

向井知大, 吉尾正史, 加藤隆史, 藤田正博, 大野弘幸

電気化学および工業物理化学 73(8) 623-626 2005年8月
Ionic Conductivity

Hiroyuki Ohno, Masahiro Yoshizawa, Tomonobu Mizumo

Electrochemical Aspects of Ionic Liquids 75-81 2005年7月25日査読有り
Physical Chemistry of Ionic Liquids, Inorganic and Organic, Protic and Aprotic

C. Austen Angell, Wu Xu, Masahiro Yoshizawa, Akitoshi Hayashi, Jean-Philippe Belieres, Pierre Lucas, Marcelo Videa

Electrochemical Aspects of Ionic Liquids 5-23 2005年7月25日
Room temperature ionic liquids from 20 natural amino acids

Fukumoto, K., Yoshizawa, M., Ohno, H.

Journal of the American Chemical Society 127(8) 2398-2399 2005年3月2日
Synthesis and evaluation of photoresponsive poly(amic acid) gels containing ionic liquid

Masahiro Tamada, Mayumi Yoshikawa, Ken Kawagishi, Hidemitsu Furukawa, Kazuyuki Horie, Toshiyuki Watanabe, Masahiro Yoshizawa, Hiroyuki Ohno

Polymer Preprints, Japan 54(1) 1772 2005年