Yoshimasa Yamamoto - My portal

Profile Information

Affiliation: Department of Chemical Science and Engineering, Tokyo National College of Technology

Degree: 博士（工学）(長岡技術科学大学)

J-GLOBAL ID: 201601000674337357
researchmap Member ID: B000258981

Papers

Latex-state 13C-NMR spectroscopy for poly(butyl acrylate)

Iizuka, Yusuke, Yamamoto, Yoshimasa, Kawahara, Seiichi

Colloid and Polymer Science, 297(1) 133-139, 2019 Peer-reviewed
Preparation of phenyl-modified natural rubber in latex stage

N. Choothong, S. Shioyama, Y. Yamamoto, S. Kawahara

Polym. Adv. Technol., 30(4) 1044-1050, 2019 Peer-reviewed
Crystallization Behavior and mechanical Property of epoxidized natural Rubber/Poly (lactic acid) Blend

Yoshimasa Yamamoto, Takuya Ishida, Kenichiro Kosugi, Seiichi Kawahara, Phan Trung Nghia

Kautschuk Gummi Kunststoffe, 71 32-38, Apr, 2018 Peer-reviewed
Degradation of Natural Rubber and Deproteinized Natural Rubber

Y. Yamamoto, S. N, B. Norulhuda, T. Saito, Y. Ohtake, S. Kawahara

Nihon Gomu Kyokaishi, 2018, 4, 109-114., Apr, 2018 Peer-reviewed
Thermal degradation of deproteinized natural rubber

Y. Yamamoto, S. N. Binti Norulhuda, P. T. Nghia, S. Kawahara

Polym. Degrad. Stab., 156 144-150, 2018 Peer-reviewed
Determination of a suitable condition of graft copolymerization of vinyltriethoxysilane onto NR to form nanomatrix structure

Y. Zhou, Y. Yamamoto, S. Kawahara

Rubber Chem. Technol., 91 767-775, 2018 Peer-reviewed
Dispersed Structure of Filler and Properties of Vulcanized Natural Rubber, Isoprene Rubber and Deproteinized Natural Rubber Filled with Carbon Black

Y. Yamamoto, J. Ukawa, A. Asano, T. Iwai, S. Kawahara, N. Kuramoto, H. Shinohara, H. Shiriike, H. Shindo, K. Takenaka …

Nihon Gomu Kyokaishi, 90(10), 2017, 470-474., 90(10) 470-474, Oct, 2017 Peer-reviewed
Effect of strain-induced crystallization on the tear strength of natural rubber/styrene butadiene rubber blend

F. Noguchi, Y. Zhou, K. Kosugi, Y. Yamamoto, P. T. Nghia, M. Fukuda, S. Kawahara

Adv. Polym. Technol., Jun, 2017 Peer-reviewed
Characterization of brominated natural rubber by solution-state 2D NMR spectroscopy

Nuorn Choothong, Kenichiro Kosugi, Yoshimasa Yamamoto, Seiichi Kawahara

REACTIVE & FUNCTIONAL POLYMERS, 113 6-12, Apr, 2017 Peer-reviewed
Effect of non-rubber components on the mechanical properties of natural rubber

Yuanbing Zhou, Kenichiro Kosugi, Yoshimasa Yamamoto, Seiichi Kawahara

POLYMERS FOR ADVANCED TECHNOLOGIES, 28(2) 159-165, Feb, 2017 Peer-reviewed
Modification of vietnam natural rubber via graft copolymerization with styrene

T. A. Dung, N. T. Nhan, N. T. Thuong, P. T. Nghia, Y. Yamamoto, K. Kosugi, S. Kawahara, T. T. Thuy

J. Brazilian Chem. Soc., 2017, 28, 669-675., Jul, 2016 Peer-reviewed
Analysis of damage in commercial natural rubber through NMR spectroscopy

Nghiem Thi Thuong, Yoshimasa Yamamoto, Phan Trung Nghia, Seiichi Kawahara

POLYMER DEGRADATION AND STABILITY, 123 155-161, Jan, 2016 Peer-reviewed
Preparation and characterization of hydrogenated natural rubber with hydroxyl groups

Nguyen Thu Ha, Keiichiro Shiobara, Yoshimasa Yamamoto, Lina Fukuhara, Phan Trung Nghia, Seiichi Kawahara

POLYMERS FOR ADVANCED TECHNOLOGIES, 26(12) 1504-1511, Dec, 2015 Peer-reviewed
Preparation and properties of natural rubber with filler nanomatrix structure

Nurul Hayati Yusof, Kenshi Noguchi, Lina Fukuhara, Yoshimasa Yamamoto, Seiichi Kawahara

COLLOID AND POLYMER SCIENCE, 293(8) 2249-2256, Aug, 2015 Peer-reviewed
Preparation and properties of phenyl-modified natural rubber

Seiichi Kawahara, Shintaro Shioyama, Choothong Nuorn, Lina Fukuhara, Hiroyuki Ishii, Yoshimasa Yamamoto, Katsuhiko Takenaka

POLYMERS FOR ADVANCED TECHNOLOGIES, 26(6) 546-554, Jun, 2015 Peer-reviewed
Frozen Non-equilibrium Structure for Anisotropically Deformed Natural Rubber with Nanomatrix Structure Observed by 3D FIB-SEM and TEMT Techniques

L. Fukuhara, K. Kosugi, Y. Yamamoto, H. Jinnai, H. Nishioka, H. Ishii, M. Fukuda, S. Kawahara

Colloid Polym. Sci., 2015, 293, 2555-2563., Jun, 2015 Peer-reviewed
Reactive Mixing and Mechanical Property of Poly(lactic acid)/Epoxidized Natural Rubber Blend

Yoshimasa Yamamoto, Takuya Ishida, Phan Trung Nghia, Lina Fukuhara, Kenichiro Kosugi, Hiroyuki Ishii, Seiichi Kawahara

KOBUNSHI RONBUNSHU, 72(3) 124-129, 2015 Peer-reviewed
Hydrogenation of Epoxidized Natural Rubber in Latex Stage

Yoshimasa Yamamoto, Keiichiro Shiobara, Nguyen Thu Ha, Phan Trung Nghia, Lina Fukuhara, Hiroyuki Ishii, Seiichi Kawahara

KOBUNSHI RONBUNSHU, 72(3) 118-123, 2015 Peer-reviewed
FIB processing for natural rubber with nanomatrix structure

Lina Fukuhara, Kenichiro Kosugi, Yoshimasa Yamamoto, Hiroshi Jinnai, Hideo Nishioka, Hiroyuki Ishii, Seiichi Kawahara

POLYMER, 57 143-149, Jan, 2015 Peer-reviewed
Study on the Resolution of Latex-State NMR spectroscopy

Lina Fukuhara, Jun Minowa, Kenichiro Kosugi, Yoshimasa Yamamoto, Hiroyuki Ishii, Seiichi Kawahara

KOBUNSHI RONBUNSHU, 72(1) 22-30, 2015 Peer-reviewed

Misc.

NMR法による架橋ゴムの構造解析

山本祥正, 齊藤貴之, 河原成元

ぶんせき, 2018, 215-222, Jun, 2018 Invited
Basis for Degradation of Rubber

Yoshimasa Yamamoto, Seiichi Kawahara

Nihon Gomu Kyokaishi, 91 (3), 2018, Mar, 2018 Peer-reviewedInvited

Presentations

Electrochemical Epoxidation of Natural Rubber in Latex Stage

Yoshimasa Yamamoto, Ayaka Tsutsui, Seiichi Kawahara

Dec 9, 2019
ナノマトリックス構造を有するシリカ含有天然ゴムの調製と力学物性

山本祥正, 三原大空, 河原成元

第30回エラストマー討論会, Dec 9, 2019
ナノマトリックス構造を有するシリカ含有天然ゴムの調製と力学物性

山本祥正, 三原大空, 河原成元

第67回レオロジー討論会, Oct 16, 2019
天然ゴムと無機フィラーからなるナノマトリックス構造の形成と力学物性

山本祥正, 三原大空, 河原成元

第68回高分子討論会, Sep 25, 2019
Preparation and mechanical properties of natural rubber with nanomatrix of polystyrene

Y. Yamamoto, K. Endo, S. Kawahara

International Rubber Conference 2019, Sep 2, 2019
天然ゴムの電気化学的エポキシ化における塩基の効果

山本祥正, 小俣綾香, 河原成元

第68回高分子学会年次大会, May 29, 2019
ラテックスの状態での天然ゴムの電気化学的エポキシ化における塩基の効果

山本祥正, 小俣綾香, 河原成元

日本ゴム協会年次大会, May 23, 2019
天然ゴム製品の溶出タンパク質量と窒素含有率

山本祥正, 石井宏幸, 河原成元

第29回エラストマー討論会, Nov 29, 2018
カーボンブラック充填加硫天然ゴム、イソプレンゴムおよび脱タンパク質化天然ゴムのフィラーの分散構造と物性

山本祥正, 河原成元, 竹中克彦, 宇川仁太, 浅野敦志, 岩井智昭, 倉本直明, 篠原裕和, 尻池寛之, 新藤寛明, 富永洋一, 西谷要介, 平原英俊, 堀内健, 松浦亜衣, 渡辺訓江

第66回レオロジー討論会, Oct 17, 2018
電気分解によるエポキシ化天然ゴムおよび臭素化天然ゴムの調製と構造解析

山本祥正, 河原成元

第67回高分子討論会, Sep 12, 2018
ラテックスの状態での天然ゴムの電気化学的エポキシ化

山本祥正, 工藤孝也, 河原成元

日本ゴム協会年次大会, May 30, 2018
二酸化炭素存在下での水プロセスにおける天然ゴムの電気化学的エポキシ化

山本祥正, 工藤孝也, 河原成元

第67回高分子学会年次大会, May 23, 2018
Electrochemical Epoxidation of Natural Rubber in Latex Stage

Yoshimasa Yamamto, Takaya Kudo, Taro Hashiguchi, Seiichi Kawahara

4th Thailand-Japan Rubber Symposium, Mar 8, 2018
ラテックスの状態での天然ゴムの電気化学的エポキシ化

山本祥正, 工藤孝也, 河原成元

第28回エラストマー討論会, Nov 29, 2017
Electrochemical Epoxidation of Natural Rubber in Latex Stage

Yoshimasa Yamamoto, Takaya Kudo, Seiichi Kawahara

The Third Asia Pacific Rubber Conference (APRC 2017), Nov 16, 2017
二酸化炭素存在下での水プロセスにおける電気分解による天然ゴムの臭素化

山本祥正, 河原成元

第66回（2017年）高分子討論会, Sep 20, 2017
二酸化炭素存在下での水プロセスにおける陽極酸化反応による天然ゴムの臭素化

山本祥正, 河原成元

第66回（2017年）高分子学会年次大会, May 29, 2017
ラテックスの状態における天然ゴムの水素化

河原成元, 山本祥正

日本ゴム協会2017年年次大会, May 18, 2017
天然ゴム製品の溶出タンパク質量と窒素含有率

山本祥正, 居石一朗, 石井宏幸, 河原成元

May 18, 2017