2022年5月26日 更新
(※研究室設置後の分)
以前の研究業績(1999-2014)はこちら
2022
- Natjaya Ekapakul, Chomdao Sinthuvanich, Hiroharu Ajiro, Chantiga Choochottiros*,
“Bioactivity of Star-shaped Polycaprolactone/Chitosan Composite Hydrogels for Novel Biomaterials”,
Int. J. Biol. Macromol. Accepted on 20th May, 2022. - Lee Yae Tan, Nalinthip Chanthaset*, Hiroharu Ajiro*,
“Surface Coating and Characteristics of Ester-free Poly(trimethylene carbonate)
Bearing an Aromatic Urea Moiety for Biomaterials Use”,
Mater. Adv. accepted on 3rd May 2022.
- Daisuke Aoki, Francisco Lossada, Daniel Hoenders, Hiroharu Ajiro*, Andreas Walther*,
“Efficient softening and toughening strategies of cellulose nanofibril nanocomposites using comb polyurethane”,
Biomacromolecules 2022, 23, 1693-1702. - Rikyu Miyake, Akari Maehara, Nalinthip Chanthaset, Hiroharu Ajiro*,
“Thermal property control by copolymerization of trimethylene carbonate and its derivative bearing triphenylmethyl group”,
ChemistrySelect 2022, 7, e202104326. - Malcolm Kelland*, Erik Dirdal, Radhakanta Ghosh, Hiroharu Ajiro,
“5-Methyl-3-vinyl-2-oxazolidinone (VMOX) – investigations of a new monomer
for kinetic hydrate inhibitor polymers”,
Energ. Fuel, 2022, 36, 2609-2615. - Alexis Dupre--Demorsy, Olivier Coutelier, Mathias Destarac*, Clémence Nadal,
Valérie Bourdon, Tsuyoshi Ando, Hiroharu Ajiro,
“RAFT Polymerization of N-Methyl-N-Vinylacetamide and Related Double Hydrophilic
Block copolymers”,
Macromolecules 2022, 55, 1127-1138. - Hiroaki Yoshida*, Hiroya Furumai, Hiroharu Ajiro*,
"Preparation and Characterization of Thermoresponsive Poly(N-vinylisobutyramide) Microgels"
Langmuir, 2022, 38, 5269-5274. - Shin Asano, Jaeyeong Choi, Tran Thi Tran, Nalinthip Chanthaset, Hiroharu Ajiro*,
“The influence of chain-end functionalization and sterecomplexation on
the degradation stability under alkaline condition”
Polym. Adv. Technol. 2022, 33(3), 991-999.
- Oratai Jongprateep*, Chitlada Mani-lata, Yosita Sakunrak, Krittanant Audcharuk, Tithametha Narapong, Siraprapa Pitiphattharabun, Amornrat Lertworasirikul, Apirat Laobuthee, Naris Thengchaisri, Hiroharu Ajiro, Hiroaki Yoshida, Gasidit Panomsuwan*,
“Titanium Dioxide and Fluoropolymer-based Coating for Smart Gowns with Antimicrobial and Fluid Repellent Properties”
RSC Adv. 2022, 12, 588-594.
- Jaeyeong Choi*, Hiroharu Ajiro*,
“Preparation and analyses of stereocomplexes of a polylactide homopolymer
and copolymer with poly(ethylene glycol) and urethane capping”
Polym. J. 2022, 54, 151-160.
2021
- Jaeyeong Choi, Malcolm A. Kelland, Hiroya Furumai, Yumi Miyaji, Yukako
Nakai, Masayuki Fukushima, Hiroharu Ajiro*,
“Preparation of poly(N-vinyl caprolactam) with various end groups using
chain transfer agents and evaluation of their effects on kinetic hydrate
inhibition”,
Polym. Bull. accepted on 1st March 2021.
- Ikuo Yamamoto,* Shinichi Minami, Tsuyoshi Ando, Hiroharu Ajiro*,
“Radical Copolymerization on Fluoroalkyl α-Chloroacrylate Monomers for
Copolymer Composition Control”,
Polym. Bull. accepted on 16th January 2021.
- Daisuke Aoki, Akihiro Miyake, Wanpen Tachaboonyakiat,* Hiroharu Ajiro *,
“Remarkable Diastereomeric Effect on Thermoresponsive behavior of Polyurethane based on Lysine and Tartrate Ester Derivatives”
RSC Adv. 2021, 11(56), 35607-35613.
- Ryoga Fujiwara, Rikako Sanuki, Hiroharu Ajiro, Toshiaki Fukui, Shosuke Yoshida*,
"Direct fermentative conversion of poly(ethylene terephthalate) into poly(hydroxyalkanoate) by Ideonella sakaiensis",
Sci. Rep. 2021, 11, 19991.
- Hiroaki Nobuoka, Rikyu Miyake, Jaeyeong Choi, Hiroaki Yoshida, Nalinthip Chanthaset, Hiroharu Ajiro*,
“Synthesis of ester free type poly(trimethylene carbonate) derivatives bearing cycloalkyl side groups”
Eur. Polym. J. 2021, 160, 110782.
- Lee Yae Tan, Nalinthip Chanthaset,* Shinsuke Nanto, Ryoichi Soba, Masakazu Nagasawa, Hiroshi Ohno, Hiroharu Ajiro*,
“Synthesis and Preparation of Cross-linked Films with Ester-Free Poly(trimethylene
carbonate) Bearing Aromatic Urea Moiety”,
Macromolecules 2021, 54(12) 5518–5525.
- Jaeyeong Choi, Toshikazu Takata, Hiroharu Ajiro*,
“Pseudo-polyrotaxane stereocomplex with α-cyclodextrin and block copolymers
using poly(ethylene glycol) and polylactide”,
Macromolecules 2021, 54(11) 5087–5093.
- Daisuke Aoki, Hiroharu Ajiro*,
“One-shot Preparation of Thermoresponsive Comb Polyurethane Hydrogel for Both High Toughness and Volume Switching”,
Macromol. Rapid Commun., 2021. 42(13) 2100128.
- Koichi Irikura, Natjaya Ekapakul, Chantiga Choochottiros, Nalinthip Chanthaset, Hiroaki Yoshida, Hiroharu Ajiro*,
“Fabrication of flexible blend films using chitosan derivative and poly(trimethylene carbonate)”,
Polym. J. 2021. 53(7) 823–833.
- Daisuke Aoki, Hiroharu Ajiro*,
“Clarification of the effects of topological isomer on mechanical strength of comb polyurethane”,
Polym. Chem. 2021, 12(10), 1533-1539.
- Steffen Seitz, Masaya Tsujimoto, Nalinthip Chanthaset, Hiroaki Yoshida, Hiroharu Ajiro*,
“Novel approach to recover copper ions using poly(ethylene imine) based layer-by-layer coatings on icosane particles”,
J. Appl. Polym. Sci. 2021, 138(15), 50202.
2020
- Jaeyeong Choi, Hiroharu Ajiro*,
“Preparation of novel branch polymer by lactide polymerization using psudorotaxane as initiator”,
J. Networkpolymer, Jpn. 2020, 41(6), 226-236.
- Narumi Kumamoto, Nalinthip Chanthaset, Hiroharu Ajiro*,
“Polylactide stereocomplex bearing vinyl groups at chain ends prepared by allyl alcohol, malic acid, and citric acid”,
Polym. Degrad. Stab. 2020, 180, 109311(1-7).
- Hiroaki Nobuoka, Masakazu Nagasawa, Nalinthip Chanthaset, Hiroaki Yoshida, Yoshiaki Haramiishi, Hiroharu Ajiro*,
“Synthesis of amphiphilic block copolymer using trimethylene carbonate bearing oligo(ethylene glycol) and investigation of thin film including cilostazol”,
J. Polym. Sci. Part A., Polym. Chem. 2020, 58, 2347-2354.
- Yoshiaki Haramiishi, Ryo Kawatani, Nalinthip Chanthaset, Hiroharu Ajiro*,
“Preparation of Block Copolymer of Poly(trimethylene carbonate) with Oligo(ethylene glycol) and the Surface Properties of the Dip Coated Film”,
Polym. Test. 2020, 86, 106484.
- Ryo Kawatani, Malcolm A. Kelland, Hiroharu Ajiro*,
“Design of a Rigid Side Chain for Poly(N-vinylamide) Derivatives Bearing an Alkenyl Group and Evaluation of Their Ability to Inhibit Tetrahydrofuran Hydrate Crystal Growth”,
J. Appl. Polym. Sci. 2020, 137(38), 49154(1-9).
- Natjaya Ekapakul, Koichi Irikura, Hiroharu Ajiro, Chantiga Choochottiros*,
“Star-shaped Polycaprolactone/Chitosan Composite Hydrogels: Fabrication and Characterization”,
Polym. Int. 2020, 69, 584-591.
- Qian Zhang*, Malcolm A. Kelland*, Hiroharu Ajiro,
“Polyvinylsulfonamides as Kinetic Hydrate Inhibitors”,
Energ Fuel, 2020, 34, 2230-2237.
- Nalinthip Chanthaset, Klaus Beckerle, Jun Okuda, Hiroharu Ajiro*,
“Investigation of Ring Opening Polymerization of 5-[2-{2-(2-methoxyethoxy)ethyoxy}-ethoxymethyl]-5-methyl-1,3-dioxa-2-one by Organometallic Catalysts”,
J. Appl. Polym. Sci. 2020, 137(36), 49073(1-12).
- Nobuo Murase*, Tsuyoshi Ando, Hiroharu Ajiro*,
“Synthesis of Spiropyran-Based Methacrylate at the Benzopyran Moiety and Control of the Water Repellency and Cell Adhesion of its Polymer Film”,
J. Mater. Chem. B. 2020, 8, 1489-1495.
- Kenta Yamatani, Ryo Kawatani, Hiroharu Ajiro*,
“Synthesis of Glucosamine Derivative with Double Caffeic Acid Moieties at N- and 6-O-Positions for Developments of Natural Based Materials”,
J. Mol. Struct. 2020, 1206, 127689(1-6).
- Preeyarad Charoensumran, Hiroharu Ajiro*,
Controlled Release of Testosterone by Polymer-polymer Interaction Enriched Organogel as a Novel Transdermal Drug Delivery System: Effect of Limonene/PG and Carbon-chain Length on Drug Permeability”,
React. Funct. Polym. 2020, 148, 104461(1-9).
2019
- Yoshiaki Haramiishi, Ryo Kawatani, Nalinthip Chanthaset, Hiroharu Ajiro*,
“Viscoelastic Evaluation of Poly(trimethylene carbonate)s Bearing Oligoethylene glycol Units Which Shows Thermoresponsive Properties at Body Temperature”
Macromol. Chem. Phys. 2019, 220, 1900019(1-6). - Hiroaki Nobuoka, Hiroharu Ajiro*
“Development of Ester Free Type Poly(trimethylene carbonate) Derivatives with Pendant Fluoroaromatic Groups”
Macromol. Chem. Phys. 2019 , 220, 1900051(1-5). - Kai Kan*, Mitsuru Akashi, Hiroharu Ajiro*
“Dynamic Self-Assembly and Synthesis of Polylactide Bearing 5-Hydroxymethylfurfural Chain Ends”
ACS Applied Polym. Mater. 2019, 1, 267−274. - Hiroaki Nobuoka, Hiroharu Ajiro*
“Biodegradable and Biocompatible Crosslinked Film with Trimethylene Carbonate Bearing Oligo(ethylene glycol)”
Chem. Lett. 2019, 48(3), 245-248. - Nalinthip Chanthaset, Hiroharu Ajiro*
“Preparation of Thermosensitive Biodegradable Hydrogel Using Poly(5-[2-{2-(2-methoxyethoxy)ethyoxy}-ethoxymethyl]-5-methyl-1,3-dioxa-2-one) Derivatives”
Materialia, 2019, 5, 100178. - Soma Chakraborty*, James Nicolas M. Pagaduan, Zarah Melgar, Steffen Seitz,
Kai Kan, Hiroharu Ajiro
“Glycerol-Modified Poly(ε-caprolactone): A Biocatalytic Approach to Improve
The Hydrophilicity of Poly(ε-caprolactone)”
Polym. Bull. 2019, 76(4), 1915-1928. - Hiroaki Nobuoka, Hiroharu Ajiro*
“Novel synthesis method of ester free trimethylene carbonate derivatives”
Tetrahedron Lett. 2019, 60(2), 164-170.
- Steffen Seitz, Hiroharu Ajiro*
“Self-Assembling Weak Polyelectrolytes for the Layer-by-Layer Encapsulation of Paraffin-Type Phase Change Material Icosane”
Sol. Energy Mater. Sol. Cells 2019, 190, 57-64.
2018
- Preeyarad Charoensumran, Hiroharu Ajiro*
“Cationic Moieties in Polystyrene Gels Swollen with D-limonene Improved Transdermal Delivery System”
Polymers 2018, 10(11), 1200.
- Ryo Kawatani, Yuuki Kawata, Shin-ichi Yusa, Malcolm A. Kelland, Hiroharu
Ajiro*
“Synthesis of Thermosensitive Poly(N-vinylamide) Derivatives Bearing Oligo
Ethylene Glycol Chain for Kinetic Hydrate Inhibitor”
Macromolecules 2018, 51(19), 7845-7852.
- Preeyarad Charoensumran, Hiroharu Ajiro*
“The Electrostatic Advantages on Cross-linked Polystyrene Organogels Swollen with Limonene for Selective Adsorbent and Hydrophobic Drug Storage”
Polym. J. 2018, 50, 1021-1028.
- Mohamed Mady, Preeyarad Charoensumran, Hiroharu Ajiro, Malcolm A. Kelland*
“Synthesis and Characterization of Modified Aliphatic Polycarbonates as Environmentally-Friendly Oilfield Scale Inhibitors”
Energy & Fuels, 2018, 32(6), 6746-6755.
- Daisuke Aoki, Hiroharu Ajiro*
“Thermoresponsive Polyurethane Bearing Oligo(ethylene glycol) as Side Chain Without Polyol at Polymer Backbone Achieved Excellent Hydrophilic and Hydrophobic Switching”
Macromol. Rapid Commun. 2018, 39(15) 1800239.
- Qian Zhang, Ryo Kawatani, Hiroharu Ajiro, Malcolm A. Kelland*
“Optimizing the Kinetic Hydrate Inhibition Performance of N-Alkyl-N-vinylamide Copolymers”
Energy & Fuels, 2018, 32, 4925-4931.
- Kai Kan, Hiroharu Ajiro*
“Switchable Thermal Responsive Interpenetrate Polymer Network Gels by Poly(N-vinylacetamide) and Poly(N-vinylisobutyramide)”
Chem. Lett. 2018, 47(4), 591-593.
- Nalinthip Chanthaset, Hiroharu Ajiro, Mitsuru Akashi, and Chantiga Choochottiros*
“A novel comb-shaped polymethacrylate-based copolymers with immobilized
2,4-dihydroxybenzaldehyde for antifungal activity”
Polym. Bull., 2018, 75(4), 1349-1363.
- Shinya Fujishiro, Daiki Minamino, Ikuo Obataya, Nobuhiro Saitoh, Yoichiroh
Hosokawa, Hiroharu Ajiro*
“Observation of Polylactide Stereocomplex by Atomic Force Microscopy”
Chem. Lett. 2018, 47(1), 82-84.
2017
- Daisuke Aoki, Hiroharu Ajiro*
“Design of Polyurethane Composed of Only Hard Main Chain with Oligo(ethylene
glycol) Units as Side Chain Simultaneously Achieved High Biocompatible
and Mechanical Properties”
Macromolecules 2017, 50(17), 6529-6538.
- Nalinthip Chanthaset, Yoshikazu Takahashi, Yoshiaki Haramiishi, Mitsuru
Akashi, Hiroharu Ajiro*
“Control of Thermoresponsivity of Biocompatible Poly(trimethylene carbonate)
with Direct Introduction of Oligo(ethylene glycol) under Various Circumstances”
J. Polym. Sci. Part A: Polym. Chem. 2017, 55(20), 3466-3474.
- Steffen Seitz, Mitsuru Akashi, Hiroharu Ajiro*
“Pentaerythritol Particles Covered by Layer-by-Layer Self Assembled Thin
Films with Stereocomplex of isotactic Poly(methyl methacrylate) and syndiotactic
Poly(methyl methacrylate)”
Colloid Polym. Sci., 2017, 295, 1541-1548.
- Ryo Kawatani, Yasuhiro Nishiyama, Hironari Kamikubo, Kiyomi Kakiuchi, Hiroharu
Ajiro*
“Aggregation control by multi-stimuli-responsive poly(N-vinylamide) derivatives in aqueous system”
Nanoscale Res. Lett. 2017, 12, 461.
- Hayato Matsui*, Yuu Tada, Ryoji Fushimi, Sakiko Fujita, Masahiro Ito, Takashi
Kawabe, Eiichi Ozeki*, Hiroharu Ajiro
“Novel class of nanofiber hydrogels based on the biodegradable amphiphilic
copolymers poly(sarcosine) and poly(L-lactic acid) and prepared using alcohols”
Mater. Today Commun., 2017, 11, 156-162.
- Asuka Kato, Kai Kan, Hiroharu Ajiro, Mitsuru Akashi*
“Development of a Rapid in vitro Tissue Deadhesion System Using the Thermoresponsive
Sol-gel Transition of Hydroxybutyl Chitosan”
J. Biomater. Sci., Polym. Ed., 2017, 28, 958-973.
- Shinya Fujishiro, Kai Kan, Mitsuru Akashi, Hiroharu Ajiro*
“Stability of Adhesive Interfaces by Stereocomplex Formation of Polylactides and Hybridization with Nanoparticles”
Polym. Degrad. Stab. 2017, 141, 69-76.
- Hang Thi Tran, Hiroharu Ajiro*, Yi-Ju Hsiao, Mitsuru Akashi*
“Thermally resistant polylactide layer-by-layer film prepared using an
inkjet approach”
Polym. J. 2017, 49(3), 327-334.
- Hiroharu Ajiro*, Kai Kan, Mitsuru Akashi*
“Thermal Treatment of Poly(N-vinylformamide) Produced Hydrogels without the Use of Chemical Crosslinkers”
J. Nanosci. Nanotechnol. 2017, 17(1), 837-841.
2016
- Kai Kan, Mitsuru Akashi, Hiroharu Ajiro*,
“Polylactides bearing vanillin at chain end provided dual dynamic interactions: stereocomplex formation, and nanostructure control”
Macromol. Chem. Phys. 2016, 217(24), 2679-2685. [Back Cover Picture]
- Hiroharu Ajiro, Shun Takahama, Masashi Mizukami, Kai Kan, Mitsuru Akashi*,
Kazue Kurihara*
“Force Estimation on the Contact of Poly(L,L-lactide) and Poly(D,D-lactide)
Surfaces Regarding Stereocomplex Formation”
Langmuir 2016, 32(37), 9501-9506.
- Kai Kan, Michiya Fujiki*, Mitsuru Akashi*, Hiroharu Ajiro*
“Near-Ultraviolet Circular Dichroism of Achiral Phenolic Termini Induced
by Nonchromophoric Poly(L,L-lactide) and Poly(D,D-lactide)”
ACS Macro Letters, 2016, 5, 1014-1018.
- Hiroharu Ajiro*, Tatsuaki Ueyama, Mitsuru Akashi*
“Preparation of Macroporous Replica Particles Using Stereocomplex of isotactic Poly(methyl methacrylate) and syndiotactic Poly(methacrylic acid)”
Colloids Surf. A, 2016, 506, 338-343.
- Wanpen Tachaboonyakiat, Hiroharu Ajiro, Mitsuru Akashi*
“Controlled DNA Interppolyelectrolyte Complex Formation or Dissociation
via Stimuli-Responsive Poly(vinylamine-co-N-vinylisobutylamide)”
J. Appl. Polym. Sci., 2016, 133(35), 43852.
- Yoshiaki Haramiishi, Nalinthip Chanthaset, Kai Kan, Mitsuru Akashi, Hiroharu
Ajiro*
“Contrast Effect on Hydrolysis of Poly(trimethylene carbonate) Depending
on Accelerated Species Due To the Hydrophilic Oligo(ethylene glycol) Units
at Side Groups”
Polym. Degrad. Stab. 2016, 130, 78-82.
- Ryo Kawatani, Kai Kan, Malcolm A. Kelland, Mitsuru Akashi, Hiroharu Ajiro*
“Remarkable Effect on Thermosensitive Behavior Regarding Alkylation at
the Amide Position of Poly(N-vinylamide)s”
Chem. Lett. 2016, 45(6), 589-591.
- Hiroharu Ajiro*, Shogo Ito, Kai Kan, Mitsuru Akashi*
“Catechin Modified Polylactide Stereocomplex at Chain End Improved Antibiobacterial
Property”
Macromol. Biosci. 2016, 16(5), 694-704.
2015
- Hiroharu Ajiro, Yukie Takemoto, Kazuya Takemura, Taka-aki Asoh, Mitsuru
Akashi*
“Releasing Property from Surface Polyion Complex Gel”,
J. Appl. Polym. Sci., 2015, 132(24), 42081.
- Hang Thi Tran, Hiroharu Ajiro, Mitsuru Akashi*
“Thermal Stable Polylactides by Stereocomplex Formation and Both Terminal
Conjugation with Bio-based Cinnamic Acid Derivatives”
RSC Adv. 2015, 5, 91423-91430.
- Hiroharu Ajiro*, Ayaka Kuroda, Kai Kan, Mitsuru Akashi*
“Stereocomplex Film Using Triblock Copolymers of Polylactide and Poly(ethylene
glycol) Retain Paxlitaxel on Substrates by Aqueous Inkjet System”,
Langmuir, 2015, 31(38), 10583-10589.
- Malcolm Kelland*, Eirin Abrahamsen, Hiroharu Ajiro, Mitsuru Akashi,
“Kinetic Hydrate Inhibition with N-Alkyl-N-vinylformamide Polymers: Comparison
of Polymers with N-Propyl and iso-Propyl Groups”,
Energy Fuels, 2015, 29(8), 4941-4946.
- Yukie Takemoto, Hiroharu Ajiro, Mitsuru Akashi*
“Hydrogen Bonded Multi-layer Films based on Poly(N-vinylamide) Derivatives
and Tannic acid”,
Langmuir, 2015, 31(24), 6863-6869.
- Kazuya Takemura, Hiroharu Ajiro, Tomoko Fujiwara, Mitsuru Akashi*
“A Novel Substrate for Testosterone: Biodegradable and Biocompatible Oil
Gel”
Polym. J., 2015, 47(6), 460-463.
- Hiroharu Ajiro, Kazuya Takemura, Mitsuru Akashi*
“Surface Polyion Complex Gel with Poly(vinylphosphonic acid) and Poly(N-vinylamide)s”
J. Polym. Sci. Part A, Polym. Chem., 2015, 53(4), 562-566. [Cover Picture]