論文 1. Masatoshi Ohara, Shin-ichiro Tanifuji, Yuya Sasai, Takemasa Sugiyama, Sho Umemoto, Yuya Obata, Jun-ichi Murata, Isao Tsujimura, Shin-ichi Kihara, Kentaro Taki,

Resin distribution in axial and circumferential directions of self-wiping co-rotating parallel twin-screw extruder.

AIChE Journal, Accepted. https://doi.org/10.1002/aic.17018

この論文は、二軸押出機の樹脂の充満プロファイルが新規に提案された計算結果と一致することを示した論文です。これまで正確な実験とシミュレーションが行われてこなかったこの分野において、本論文は実験と理論が一致することを世界で初めて示した画期的な内容です。樹脂充満プロファイルは、二軸押出機の脱揮現象や反応押出をシミュレーションするうえで重要なものです。

論文 2. Mojtaba Ajorloo, Mohammad Fasihi, Kentaro Taki,

One-step regulating the microstructure in physical foaming process of polypropylene.

Materials and Manufacturing Processes, 2020: p. 1-5. 10.1080/10426914.2020.1747626

論文 3. Vahabodin Goodarzi, Mohammad Fasihi, Hamid Garmabi, Masahiro Ohshima, Kentaro Taki, Mohammad Reza Saeb,

Microstructure, mechanical and electrical characterizations of bimodal and nanocellular polypropylene/graphene nanoplatelet composite foams.

Materials Today Communications, 2020: p. 101447. https://doi.org/10.1016/j.mtcomm.2020.101447

論文 4. Kentaro Taki, Ryota Hayashi, Asuka Tsuneishi,

Enhancement of Dark Polymerization by Oxygen Quenching during Network Formation in Ultraviolet-Light-Induced Radical Polymerization of Multifunctional Monomers and Reactive Polymer.

Journal of Photopolymer Science and Technology, 2020. 33(3): p. 251-259. https://doi.org/10.2494/photopolymer.33.251

ラジカル系紫外線硬化樹脂は、空気中のラジカルのクエンチを受けて重合が停止することは広く知られています。本研究ではOXE01というオキシム系開始剤を使用すると、空気雰囲気下においても反応が進行するどころか、無酸素雰囲気下よりも反応率が上昇することを実験により示しています。反応の促進にはネットワーク構造の形成が関与していることが示されています。

論文 5. Kentaro Taki, Ikumi Tsuda, Yuya Yonemura,

Double-Sided Nanowrinkle Structure for Anti-Glare Film Prepared by Controlling Inhibition Reactions of Radical Photopolymerization.

Journal of Photopolymer Science and Technology, 2020. 33(3): p. 355-360. https://doi.org/10.2494/photopolymer.33.355

この研究では、紫外線硬化樹脂を水面に浮かべて、紫外線を照射することで100 nmから数ミクロンオーダのリンクル(しわ)を両面にもつフィルムを作製する方法について報告しています。両面にリンクルがあることで拡散反射がフィルムの両面で起こり、正反射を抑えることができます。

論文 6. Kentaro Taki,

A Simplified 2D Numerical Simulation of Photopolymerization Kinetics and Oxygen Diffusion–Reaction for the Continuous Liquid Interface Production (CLIP) System.

Polymers, 2020. 12(4): p. 875. https://doi.org/10.3390/polym12040875

CLIPという画期的な3Dプリンターの重合メカニズムを解析するために紫外線硬化樹脂の重合反応を組み入れたシミュレータを開発した論文です。CLIPのコンセプトであるデッドゾーン(重合阻害領域)がシミュレーションにより示されています。また、3Dプリンタにおいては酸素の影響もさることながら、樹脂中の紫外線能透過率が重合物の造形精度に影響を及ぼすこともシミュレーションにより明らかにされています。

論文 7. Kentaro Taki, Sawa Keigo,

Effects of Ultraviolet Intensity and Initial Thickness on Normal Force of Acrylic Ultraviolet Curable Resin.

Journal of Photopolymer Science and Technology, 2020. 紫外線硬化樹脂の硬化収縮に伴う法線力の測定を初期厚さと紫外線照度を変えて測定した結果をまとめました。この論文では、法線力が紫外線硬化樹脂の初期厚さに影響されること、すなわち初期厚さが厚いほど大きな法線力が発生していることを測定により示しています。法線力は樹脂の接着において重要な物性であり、その測定が市販のレオメータで可能であることを示している点も重要です。

論文 8. Mojtaba Ajorloo, Mohammad Fasihi, Masahiro Ohshima, Kentaro Taki,

How are the thermal properties of polypropylene/graphene nanoplatelet composites affected by polymer chain configuration and size of nanofiller?

Materials & Design, 2019. 181: p. 108068. https://doi.org/10.1016/j.matdes.2019.108068

論文 9. László Szabó, Sari Imanishi, Fujie Tetsuo, Masaki Nishio, Daisuke Hirose, Takayuki Tsukegi, Kentaro Taki, Kazuaki Ninomiya, Kenji Takahashi,

Electron beam induced strengthening of a short carbon fiber reinforced green thermoplastic composite: Key factors determining materials performance.

Composites Part A: Applied Science and Manufacturing, 2019. 121: p. 386-396. https://doi.org/10.1016/j.compositesa.2019.03.046

論文 10. Kentaro Taki, Takemasa Sugiyama, Masatoshi Ohara, Sho Umemoto, Shin-ichiro Tanifuji, Jun-ichi Murata, Isao Tsujimura, Shin-ichi Kihara,

Online Monitoring of the Degree of Fill in a Rotating Full-Flight Screw of a Corotating Twin-Screw Extruder.

AIChE Journal, 2019. 65(1): p. 326-333. https://doi.org/10.1002/aic.16382

論文 11. Kentaro Taki, Hideyuki Hayashizaki, Takashi Matsui,

Numerical Investigation of the Effects of Gas-release Rate and Viscosity under Various Heating Rates on Swelling Ratio of Coal in the Coke Production Process.

ISIJ International, 2019. 59(8): p. 1473-1481. 10.2355/isijinternational.ISIJINT-2018-799

論文 12. Tsuneishi Asuka, Uchiyama Sachiyo, Hayashi Ryouta, Taki Kentaro, Kozawa Takahiro,

Relationship between C=C double bond conversion and dissolution kinetics in cross-linking-type photoresists for display manufacture, studied by real-time Fourier transform infrared spectroscopy and quartz crystal microbalance methods.

Japanese Journal of Applied Physics, 2018. 57(9): p. 096501. https://doi.org/10.7567/JJAP.57.096501

論文 13. Taki Kentaro, Keigo Sawa,

Hybrid UV LED Device for Simulating Spectrum of High-Pressure Mercury Lamp: Evaluation in UV Curing Process.

Journal of Photopolymer Science and Technology, 2018. 31(6): p. 753-757.

論文 14. Kazuaki Ninomiya, Megumi Abe, Takayuki Tsukegi, Kosuke Kuroda, Yota Tsuge, Chiaki Ogino, Kentaro Taki, Tetsuya Taima, Joji Saito, Mitsugu Kimizu, Kiyoshi Uzawa, and Kenji Takahashi,

Lignocellulose nanofibers prepared by ionic liquid pretreatment and subsequent mechanical nanofibrillation of bagasse powder: Application to esterified bagasse/polypropylene composites.

Carbohydrate Polymers, 2018. 182(Supplement C): p. 8-14. https://doi.org/10.1016/j.carbpol.2017.11.003

論文 15. Kentaro Taki, Hiroto Suenaga, Hiroshi Ito,

Effect of thermal annealing on crystallinity and mechanical strength of textile glass and carbon fiber reinforced in situ polymerized ϵ-caprolactam parts.

Microsystem Technologies, 2018. 24(1): p. 663-668. 10.1007/s00542-017-3317-9

論文 16. Kentaro Taki, Takashi Kawaseki, Tatsuki Isawa, Akira Mizoguchi,

Lateral Patterning of Porous Polyimide Film by Exposure to High-Pressure CO2 and UV light with Photomask.

Journal of Photopolymer Science and Technology, 2018. 31(4): p. 473-478.

論文 17. Kentaro Taki, Ryuui Yamada,

Comparison of the Degree of Shrinkage Under Air and Nitrogen Atmospheres by Laser Displacement Sensor.

Journal of Photopolymer Science and Technology, 2018. 31(4): p. 497-501.

論文 18. Kazuaki Ninomiya, Megumi Abe, Takayuki Tsukegi, Kosuke Kuroda, Masaaki Omichi, Kenji Takada, Mana Noguchi, Yota Tsuge, Chiaki Ogino, Kentaro Taki, Tetsuya Taima, Kiyoshi Uzawa, and Kenji Takahashi,

Ionic liquid pretreatment of bagasse improves mechanical property of bagasse/polypropylene composites.

Industrial Crops and Products, 2017. 109: p. 158-162. https://doi.org/10.1016/j.indcrop.2017.08.019

論文 19. Kentaro Taki, Yoshihito Watanabe, Tadao Tanabe, Hiroshi Ito, Masahiro Ohshima,

Oxygen concentration and conversion distributions in a layer-by-layer UV-cured film used as a simplified model of a 3D UV inkjet printing system.

Chemical Engineering Science, 2017. 158: p. 569-579. http://dx.doi.org/10.1016/j.ces.2016.10.050

論文 20. Kentaro Taki, Kanji Niinuma, Akira Hariu, Hiroshi Ito,

Antiglare Layer Formation on Polycarbonate Sheet Using UV-Curable Resin-induced Crystallization and Subsequent CO2 Gas Foaming.

Journal of Photopolymer Science and Technology, 2017. 30(2): p. 235-240.

論文 21. Kentaro Taki, Takehiro Taguchi, Ryota Hayashi, Hiroshi Ito,

Comparison of Networks Structure Photopolymerized under UV-LED and High-Pressure Mercury Lamp with Different Photoinitiators.

Journal of Photopolymer Science and Technology, 2017. 30(4): p. 413-419.

論文 22. Kentaro Taki, Tatsuki Isawa, Akira Mizoguchi,

Controlling the Pore Structure of Polyimide Films Prepared by Exposure to High-Pressure CO2 and UV Light.

Journal of Photopolymer Science and Technology, 2017. 30(6): p. 619-625.

論文 23. Kentaro Taki, Takehiro Taguchi, Ryota Hayashi, Hiroshi Ito,

Photopolymerization kinetics of different chain sizes of bi-functional acrylic monomers using real time FT-IR.

Journal of Photopolymer Science and Technology, 2016. 29(1): p. 133-137.

論文 24. Kentaro Taki, Akira Mizoguchi, Hiroshi Ito,

Cover-layering a Porous Polyimide Flexible Print Circuit with a Porous Polyimide Layer.

Journal of Photopolymer Science and Technology, 2016. 29(3): p. 459-464.

論文 25. Kentaro Taki, Naoko Shoji, Masatoshi Kobayashi, Hiroshi Ito,

A kinetic model of viscosity development for in situ ring-opening anionic polymerization of ϵ-caprolactam.

Microsystem Technologies, 2016. 23(5): p. 1161-1169. 10.1007/s00542-016-3045-6

論文 26. Kentaro Taki, Shunsuke Kondo, Hiroshi Ito,

Effects of UV Intensity, Line-speed, and Light distribution on Conversion and Surface Elastic Modulus of Roll-to-roll UV-cured Film.

Journal of Photopolymer Science and Technology, 2016. 29(6): p. 835-940.

論文 27. Kentaro Taki, Shuhei Nakamura, Tetsuo Takayama, Akihiko Nemoto, Hiroshi Ito,

Direct joining of a laser-ablated metal surface and polymers by precise injection molding.

Microsystem Technologies, 2015. 22(1): p. 31-38. 10.1007/s00542-015-2640-2

論文 28. Kentaro Taki, Hiroshi Ito,

Development of a High-Intensity UV Exposure Apparatus under a High-Pressure CO<sub>2</sub> Gas Atmosphere to Manufacture Large-Area Porous Ultralow-k Polyimide Substrates for Flexible Print Circuits.

Journal of Photopolymer Science and Technology, 2015. 28(6): p. 747-754. 10.2494/photopolymer.28.747

論文 29. Akihiro Ito, Takeshi Semba, Kentaro Taki, Masahiro Ohshima,

Effect of the molecular weight between crosslinks of thermally cured epoxy resins on the CO2-bubble nucleation in a batch physical foaming process.

Journal of Applied Polymer Science, 2014. 131(12): p. 40407. 10.1002/app.40407

論文 30. Kentaro Taki, Yoshihito Watanabe, Hiroshi Ito, Masahiro Ohshima,

Effect of Oxygen Inhibition on the Kinetic Constants of the UV-Radical Photopolymerization of Diurethane Dimethacrylate/Photoinitiator Systems.

Macromolecules, 2014. 47(6): p. 1906-1913. 10.1021/ma402437q

論文 31. Kentaro Taki, Hideyuki Hayashizaki, Kiyoshi Fukada,

A Simplified Bubble Nucleation, Growth and Coalescence Model for Coke Production Process.

ISIJ International, 2014. 54(11): p. 2493-2502. DOI: http://dx.doi.org/10.2355/isijinternational.54.2493

論文 32. 志賀野明, 高山哲生, 瀧健太郎, 伊藤浩志,

ポリプロピレン/モンモリロナイト複合材料の力学特性に及ぼす炭酸カルシウム微粒子分散の影響.

日本機械学会論文集 B, 2014. 80(819): p. 14-00274. DOI: 10.1299/transjsme.2014smm0311

論文 33. Rika Okaji, Shota Sakashita, Kohei Tazumi, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Interconnected Pores on the Walls of a Polymeric Honeycomb Monolith Structure Created by the Unidirectional Freezing of a Binary Polymer Solution.

Journal of Materials Science, 2013. 48(5): p. 2038-2045. 10.1007/s10853-012-6973-2

論文 34. Rika Okaji, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Preparation of a unique, multihollow-core honeycomb structure via the unidirectional freezing of a binary solvent system.

Journal of Applied Polymer Science, 2013. 130(1): p. 526-534. 10.1002/app.39201

論文 35. Kentaro Taki, Kazunori Hosokawa, Shota Takagi, Hiroyuki Mabuchi, Masahiro Ohshima,

Rapid production of ultralow dielectric constant porous polyimide films via CO2-tert-amine zwitterion induced phase separation and subsequent photopolymerization.

Macromolecules, 2013. 46(6): p. 2275-2281. 10.1021/ma302406m

論文 36. Takeshi Ishikawa, Kentaro Taki, Masahiro Ohshima,

Visual Observation and Numerical Studies of N2 vs. CO2 Foaming Behavior in Core-back Foam Injection Molding.

Polymer Engineering and Science, 2012. 52(4): p. 875-883.

論文 37. Rika Okaji, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Preparation of porous honeycomb monolith from UV-curable monomer/dioxane solution via unidirectional freezing and UV irradiation.

Journal of Applied Polymer Science, 2012. 125(4): p. 2874-2881. DOI: 10.1002/app.36443

論文 38. Shinsuke Nagamine, Shingo Ishimaru, Kentaro Taki, Masahiro Ohshima,

Fabrication of carbon-core/TiO2-sheath nanofibers by carbonization of poly(vinyl alcohol)/TiO2 composite nanofibers prepared via electrospinning and an interfacial sol–gel reaction.

Materials Letters, 2011. 65(19-20): p. 3027-3029.

論文 39. Rahida Wati Binti Sharudin, Abacha Nabil, Kentaro Taki, Masahiro Ohshima,

Polypropylene -dispersed domain as potential nucleating agent in PS and PMMA solid-state foaming.

Journal of Applied Polymer Science, 2011. 119(2): p. 1042-1051.

論文 40. Kentaro Taki, Daisaku Kitano, Masahiro Ohshima,

Effect of Growing Crystalline Phase on Bubble Nucleation in Poly(L-Lactide)/CO2 Batch Foaming.

Industrial & Engineering Chemistry Research, 2011. 50(6): p. 3247-3252.

論文 41. Kentaro Taki, Tomomi Nakamura,

Effects of curing conditions and formulations on residual monomer contents and temperature increase of a model UV gel nail formulation.

Journal of Cosmetics, Dermatological Sciences and Applications, 2011. 1(4): p. 111-118.

論文 42. Kentaro Taki, Shuhei Okumura,

Production of Porous Polymeric Films with Unimodal or Bimodal Pore-Size Distributions via Depressurization- and Photopolymerization-Induced Bubble Nucleation in Low-Viscosity UV-Curable Monomer/High-Pressure CO2 Solutions.

Macromolecules, 2010. 43(23): p. 9899-9907.

論文 43. Hirobumi Adachi, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Supercritical carbon dioxide assisted electroless plating on thermoplastic polymers.

The Journal of Supercritical Fluids, 2009. 49(2): p. 265-270.

論文 44. Jae Kyung Kim, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Preparation of a polymeric membrane with a fine porous structure by dry casting.

Journal of Applied Polymer Science, 2009. 111(5): p. 2518-2526.

論文 45. Jing Woong Kim, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Preparation of Porous Poly(L-lactic acid) Honeycomb Monolith Structure by Phase Separation and Unidirectional Freezing.

Langmuir, 2009. 25(9): p. 5304-5312.

論文 46. Mitsugu Todo, Joo Eon Park, Hiroyuki Kuraoka, Jin Woong Kim, Kentaro Taki, Masahiro Ohshima,

Compressive deformation behavior of porous PLLA/PCL polymer blend.

Journal of Material Science, 2009. 44(15): p. 4191-4194. DOI 10.1007/s10853-009-3546-0

論文 47. Jae Kyung Kim, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Periodic porous stripe patterning in a polymer blend film induced by phase separation during spin-casting.

Langmuir, 2008. 24(16): p. 8898-8903.

論文 48. Jin Woong Kim, Kentaro Taki, Shinsuke Nagamine, Masahiro Ohshima,

Preparation of poly(L-lactic acid) honeycomb monolith structure by unidirectional freezing and freeze-drying.

Chemical Engineering Science, 2008. 63(15): p. 3858-3863.

論文 49. Sho Nakai, Kentaro Taki, Isao Tsujimura, Masahiro Ohshima,

Numerical simulation of a polypropylene foam bead expansion process.

Polymer Engineering and Science, 2008. 48(1): p. 107-115.

論文 50. Tetsuo Otsuka, Kentaro Taki, Masahiro Ohshima,

Nanocellular foams of PS/PMMA polymer blends.

Macromolecular Materials and Engineering, 2008. 293(1): p. 78-82.

論文 51. Kentaro Taki,

Experimental and numerical studies on the effects of pressure release rate on number density of bubbles and bubble growth in a polymeric foaming process.

Chemical Engineering Science, 2008. 63(14): p. 3643-3653.

論文 52. Kentaro Taki, Yusuke Waratani, Masahiro Ohshima,

Preparation of nanowells on a PS-b-PMMA copolymer thin film by CO2 treatment.

Macromolecular Materials and Engineering, 2008. 293(7): p. 589-597.

論文 53. M. Todo, H. Kuraoka, Jae Kyung Kim, Kentaro Taki, Masahiro Ohshima,

Deformation behavior and mechanism of porous PLLA under compression.

Journal of Material Science, 2008. 43(16): p. 5644-5646.

論文 54. Eita Funami, Kentaro Taki, Masahiro Ohshima,

Density measurement of polymer/CO2 single-phase solution at high temperature and pressure using a gravimetric method.

Journal of Applied Polymer Science, 2007. 105(5): p. 3060-3068.

論文 55. Jae Kyung Kim, Kentaro Taki, Masahiro Ohshima,

Preparation of a unique microporous structure via two step phase separation in the course of drying a ternary polymer solution.

Langmuir, 2007. 23(24): p. 12397-12405.

論文 56. Hiroyuki Ogawa, Akihito Ito, Kentaro Taki, Masahiro Ohshima,

A new technique for foaming submicron size poly(methyl methacrylate) particles.

Journal of Applied Polymer Science, 2007. 106(4): p. 2825-2830.

論文 57. Kentaro Taki, Kazuhide Tabata, Shin-ichi Kihara, Masahiro Ohshima,

Bubble coalescence in foaming process of polymers.

Polymer Engineering and Science, 2006. 46(5): p. 680-690.

論文 58. Kentaro Taki, Kouei Nitta, Shin-ichi Kihara, Masahiro Ohshima,

CO2 foaming of poly(ethylene glycol)/polystyrene blends: Relationship of the blend morphology, CO2 mass transfer, and cellular structure.

Journal of Applied Polymer Science, 2005. 97(5): p. 1899-1906.

論文 59. Kentaro Taki, Tatsunori Yanagimoto, Eita Funami, Masami Okamoto, Masahiro Ohshima,

Visual observation of CO2 foaming of polypropylene-clay Nanocomposites.

Polymer Engineering and Science, 2004. 44(6): p. 1004-1011.

論文 60. Kentaro Taki, Takashi Nakayama, Taichi Yatsuzuka, Masahiro Ohshima,

Visual observations of batch and continuous foaming processes.

Journal of Cellular Plastics, 2003. 39(2): p. 155-169.

論文 61. 大槻安彦, 金井俊孝, 瀧健太郎, 大嶋正裕,

発泡成形における気泡成長の粘弾性解析.

プラスチック成形加工学会誌, 2003. 15(9): p. 638-645.

論文 62. 勝沢英夫, 瀧健太郎, 宮本雄史, 松永祐治, 野田弘之, 日吉公男,

酸化チタン充填紙の光触媒能に与えるカレンダリングの効果.

紙パルプの技術, 2002. 52(3・4合併号): p. 18-23.