検索結果 694件中 1-20 を表示

  • ポリイタコン酸-ポリビニルアルコール系IPNヒドロゲルを利用した植物育成に関する研究

    小林 悠 , 田口 絵梨佳 , 刈込 道徳 , 木村 隆夫

    農業施設 = Journal of the Society of Agricultural Structures, Japan 48(3), 146-153, 2017-09

  • 短繊維補強されたコンクリート製集水蓋の開発

    浦野 登志雄 , 松田 学 , 松本 康資 , 井形 友彦 , 溝口 稔也

    … The flexural toughness of the concrete mixed with polyvinyl alcohol fiber (PVA-fiber) was increased than others. … Furthermore, a bending test of the catchment lid manufactured by PVA-fiber reinforced concrete was performed. …

    熊本高等専門学校 研究紀要 = RESEARCH REPORTS OF KUMAMOTO NATIONAL COLLEGE OF TECHNOLOGY 8(1), 19-25, 2017-02

    機関リポジトリ

  • 温度表示機能を有する手術トレーニング用臓器モデル

    細野 恵介 , 丸山 央峰 , 鈴木 太志 , 渡邉 貴文 , 早川 健 , 田中 智久 , 新井 史人

    … Polyethylene glycol diacrylate (PEGDA) is used for photo-crosslinkable resin and polyvinyl alcohol (PVA) is used to mimic surface properties of the blood vessel. …

    ロボティクス・メカトロニクス講演会講演概要集 2017(0), 1P1-L02, 2017

    J-STAGE

  • POFA-Engineered Alkali-activated Cementitious Composite Performance in Acid Environment

    Salami Babatunde Abiodun , Johari Megat Azmi Megat , Ahmad Zainal Arifin , Maslehuddin Mohammed

    … and 2% volume fraction of polyvinyl alcohol (PVA) fibres. …

    Journal of Advanced Concrete Technology 15(11), 684-699, 2017

    J-STAGE

  • Preparation and Characterisation of Cyclodextrin Glucanotransferase Enzyme Immobilised in Electrospun Nanofibrous Membrane

    Saallah Suryani , Naim M. Nazli , Mokhtar Mohd Noriznan , Bakar Noor Fitrah Abu , Gen Masao , Lenggoro I. Wuled

    … <p>An industrial enzyme, Cyclodextrin glucanotransferase (CGTase), was immobilised in polyvinyl alcohol (PVA) nanofiber (average diameter around 200 nm) membrane via co-electrospinning of the CGTase/PVA mixture followed with glutaraldehyde vapour phase cross-linking. …

    Journal of Fiber Science and Technology 73(10), 251-260, 2017

    J-STAGE

  • 流動層を用いた農薬懸濁液の直接顆粒化により得られる顆粒水和剤の物理化学性に及ぼす結合剤組成の影響

    柳澤 和幸 , 室井 崇徳 , 大坪 敏朗 , 綿野 哲

    … <p>結合剤としてポリビニルアルコール(PVA)とリグニンスルホン酸ナトリウムを種々の比率で含有する農薬懸濁液を流動層造粒機により直接顆粒化することで顆粒水和剤(WDG)を得た.</p><p>結合剤の組成がWDGの重量中位径と水中崩壊性に及ぼす影響を実験的に調べた結果,PVA含量が増加する程,重量中位径は増加し,水中崩壊性は低下することが分かった.重量中位径と水中崩壊性に …

    日本農薬学会誌(Journal of Pesticide Science) 42(3), 112-115, 2017

    J-STAGE

  • 2-2-2 一方向凝固法による動的インヒビタの成長抑制および分解速度に与える影響の評価

    村岡 道弘 , 大竹 道香 , 山本 佳孝

    … <p>We study the formation or melting process of tetrahydrofuran (THF) clathrate hydrate from polyvinylpyrrolidone (PVP), or polyvinyl alcohol(PVA) aqueous solution as a function of growth rate V and adsorbed KHIs concentration c using the unidirectional growth technique. …

    日本エネルギー学会大会講演要旨集 26(0), 38-39, 2017

    J-STAGE

  • Experimental Study on Flow Characteristics with Gel Reaction in a Non–Element Mixer

    YAMAGUCHI Masaki , HAGIWARA Ryo , YOKOMORI Takeshi , UEDA Toshihisa

    … <p>Flow characteristics with gel reaction of 10 mass% PVA and 3 mass% borax solutions in a Non–element mixer were experimentally investigated. … The PVA solution was supplied to the main flow pipe at a constant inlet pressure 20 kPa. …

    Journal of Chemical Engineering of Japan 50(7), 485-491, 2017

    J-STAGE

  • PVA-KI系ゲルインジケータの開発

    砂川 武義 , HARVEL Glenn , 青木 祐太郎 , 梅田 昌幸 , 速水 醇一 , 榊原 和久 , 五東 弘昭 , 蛯名 武雄 , 田口 光正 , 長澤 尚胤 , 吉橋 幸子 , 畑下 昌範 , 久米 恭 , 佐倉 俊治 , Ebina Takeo , 田口 光正 , Taguchi Mitsumasa , 長澤 尚胤 , Nagasawa Naotsugu , 吉橋 幸子 , Yoshihashi Sachiko , 畑下 昌範 , Hatashita Masanori , 久米 恭 , Kume Kyo , 佐倉 俊治 , Sakura Toshiharu

    … In this study, we developed a new type of gel dosimeter using a doped polyvinyl alcohol (PVA) based solution. …

    福井工業大学研究紀要 Memoirs of Fukui University of Technology (47), 105-110, 2017

    機関リポジトリ

  • Effectiveness of Fiber Reinforcement on the Mechanical Properties and Shrinkage Cracking of Recycled Fine Aggregate Concrete

    NAM Jeongsoo , KIM Gyuyong , YOO Jaechul , CHOE Gyeongcheol , KIM Hongseop , CHOI Hyeonggil , KIM Youngduck

    … This paper presents an experimental study conducted to investigate the effect of fiber reinforcement on the mechanical properties and shrinkage cracking of recycled fine aggregate concrete (RFAC) with two types of fiber—polyvinyl alcohol (PVA) and nylon. … A small fiber volume fraction, such as 0.05% or 0.1%, in RFAC with polyvinyl alcohol or nylon fibers was used for optimum efficiency in minimum quantity. …

    Materials 9(3), 131, 2016-02-26

    機関リポジトリ DOI

  • 2-4-4 セミクラスレートハイドレートスラリーの流動特性およびCO<sub>2</sub> 収着量に与える分散剤の影響

    小松 博幸 , 小林 健志 , 渡邉 隼輔

    … sorption by tetra-n-butyl ammonium bromide (TBAB) semi-clathrate hydrate (SCH) slurries in the absence and in the presence of polyvinyl alcohol (PVA) and sodium dodecyl sulfate (SDS) dispersants was investigated. … SDS caused a reduction in the SCH slurry viscosity, whereas PVA caused an increase in slurry viscosity. …

    日本エネルギー学会大会講演要旨集 25(0), 50-51, 2016

    J-STAGE

  • Optimization of the Granulation Binders of High-Purity Carbothermic Reduction for Solar-Grade Silicon

    Boucetta Abderahmane , Benioub Rabie , Chahtou Amina , Heddadj Sidi Mohammed , Ogasawara Takuya , Furuya Yasubumi , Hamzaoui Saad , Itaka Kenji

    … In the case of starch and sucrose, the strengths of granules were not enough to the process with the pressure of the generated CO gas, while the granules with enough strength, namely, the ones with polyvinyl alcohol (PVA) and carboxymethyl cellulose (CMC), resulted in silicon yield of 33.8% and 27.8%, respectively.</p> …

    MATERIALS TRANSACTIONS 57(11), 1936-1944, 2016

    J-STAGE

  • 揺動型試験機を用いたポリビニルアルコールハイドロゲルの摩擦特性

    岩井 智昭 , 澤山 千晶 , 西堀 淳 , 正角 豊

    … <p>Polyvinyl alcohol hydrogel (PVA-H) is expected as an artificial articular cartilage. … A sus304 stainless steel ball with the diameter 35mm was slid to concave PVA-H with the same radius of curvature to the mating ball. … The PVA-H specimen was formed by 5 repeated thaw-freeze cycles. … The PVA-H and ball was slid under saline lubricant at room temperature. …

    生体医工学 54Annual(26AM-Abstract), S11-S11, 2016

    J-STAGE

  • Formulation and Evaluation of Morin-Loaded Solid Lipid Nanoparticles

    Ikeuchi-Takahashi Yuri , Ishihara Chizuko , Onishi Hiraku

    … <p>In this study, solid lipid nanoparticle (SLN) suspensions were prepared using a base of hard fat with or without ethylcellulose (EC) and polyvinyl alcohols (PVA) and polysorbate (Tween) 60 surfactants. … A relatively low-saponification-degree PVA was required to reproducibly form SLN suspensions without EC and relatively high-saponification-degree PVAs were suitable for SLNs with EC. …

    Biological & Pharmaceutical Bulletin 39(9), 1514-1522, 2016

    J-STAGE

  • Formulation and evaluation of morin-loaded solid lipid nanoparticles

    Ikeuchi-Takahashi Yuri , Ishihara Chizuko , Onishi Hiraku

    … In this study, solid lipid nanoparticle (SLN) suspensions were prepared using a base of hard fat with or without ethylcellulose (EC) and polyvinyl alcohols (PVA) and polysorbate (Tween) 60 surfactants. … A relatively low-saponification-degree PVA was required to reproducibly form SLN suspensions without EC and relatively high-saponification-degree PVAs were suitable for SLNs with EC. …

    Biological and Pharmaceutical Bulletin advpub(0), 2016

    J-STAGE

  • J0450402 PVA/セルロースナノ織維複合材料の延伸による高強度化に関する研究

    西村 建哉 , 高木 均 , NAKAGAITO Antonio Norio , 松井 喬寛

    … Specimens consisted of cellulose nanofiber and polyvinyl alcohol. …

    年次大会 : Mechanical Engineering Congress, Japan 2015, "J0450402-1"-"J0450402-3", 2015-09-13

  • G0600504 スリット噴流による液膜表面流および蒸発の挙動解析

    島野 太貴 , 小野 直樹

    PVA (polyvinyl-alcohol) aq.sol. … It was observed that a convection occurred on the liquid film surface of the PVA aq.sol. …

    年次大会 : Mechanical Engineering Congress, Japan 2015, "G0600504-1"-"G0600504-4", 2015-09-13

  • 高速衝突を受けるPVA短繊維補強セメント複合材料板の局部破壊に短繊維混入量が及ぼす影響

    上野 裕稔 , 別府 万寿博 , 小川 敦久

    … This study presents local damage resistant performance of fiber reinforced cementitious composite plates including polyvinyl alcohol short fibers subjected to high velocity impact by a steel projectile. …

    構造工学論文集 A 61A(0), 899-911, 2015

    J-STAGE

  • 人工軟骨候補材料の固液二相性潤滑特性の解析

    橋本 知依 , 坂井 伸朗 , 内村 智章 , 鎗光 清道 , 澤江 義則 , 村上 輝夫

    … A new material for articular cartilage made of PVA (polyvinyl alcohol) hydrogel have been researched in aiming superior frictional properties of synovial joint system. … In this report, a fiber reinforced PVA hydrogel was proposed to generate biphasic lubrication mode. … The fiber reinforced PVA hydrogel used in this study effectively promoted the fluid pressure. …

    生体医工学 53(Supplement), S255_02-S255_02, 2015

    J-STAGE

  • Development of a New Bioartificial Liver Support System Using a Radial-flow Bioreactor

    AOKI Takeshi , MURAKAMI Masahiko , YASUDA Daisuke , KOIZUMI Tomotake , JIN Zhenghao , FUJIMORI Akira , KUSANO Tomokazu , MATSUDA Kazuhiro , YAMADA Kosuke , NOGAKI Koji , WADA Yusuke , ENAMI Yuta , MITAMURA Keitaro , GOTO Satoru , YOSHITAKE Osamu , WATANABE Makoto , OTSUKA Koji , KUSANO Mitsuo

    … Here, we describe a high performance three-dimensional rat hepatocyte culture system using a radial-flow bioreactor (RFB) with a polyvinyl alcohol (PVA) membrane as a small-scale BAL support system. … and group B: isolated hepatocytes were injected into the medium chamber of the RFB-PVA culture system. … Light and electron microscopic examination of hepatocytes explanted from the PVA membrane was also performed. …

    The Showa University Journal of Medical Sciences 27(3), 155-165, 2015

    機関リポジトリ J-STAGE 医中誌Web

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