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How does the structure of lignin correspond to mechanical circumstances

Research Project

Project/Area Number 17208015
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field 林産科学・木質工学
Research InstitutionThe University of Tokyo

Principal Investigator

MATSUMOTO Yuji  The University of Tokyo, 大学院・農学生命科学研究科, 教授 (30183619)

Co-Investigator(Kenkyū-buntansha) MATSUMOTO Yuji  東京大学, 大学院・農学生命科学研究科, 教授 (30183619)
TAKEMURA Akio  東京大学, 大学院・農学生命科学研究科, 助教授 (50183455)
MESHITSUKA Gyosuke  東京大学, 名誉教授 (30012074)
YOKOYAMA Tomoya  東京大学, 大学院・農学生命科学研究科, 講師 (10359573)
YOSHIDA Masato  名古屋大学, 大学院・生命農学研究科, 准教授 (30242845)
IMAI Takanori  名古屋大学, 大学院・生命農学研究科, 准教授 (20252281)
YAMAMOTO Hiroyuki  名古屋大学, 大学院・生命農学研究科, 准教授 (50210555)
Project Period (FY) 2005 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥48,230,000 (Direct Cost: ¥37,100,000、Indirect Cost: ¥11,130,000)
Fiscal Year 2008: ¥5,720,000 (Direct Cost: ¥4,400,000、Indirect Cost: ¥1,320,000)
Fiscal Year 2007: ¥5,720,000 (Direct Cost: ¥4,400,000、Indirect Cost: ¥1,320,000)
Fiscal Year 2006: ¥9,490,000 (Direct Cost: ¥7,300,000、Indirect Cost: ¥2,190,000)
Fiscal Year 2005: ¥27,300,000 (Direct Cost: ¥21,000,000、Indirect Cost: ¥6,300,000)
Keywordsリグニン / アテ材 / 木化 / 木本 / 草本 / ボールミル / 進化 / 細胞壁 / NMR / 木粉溶液 / 遊星式ボールミル / ジメチルスルフォキシド / 塩化リチウム / reaction wood / DMSO / 赤外分光スペクトル / バイオマス / 近接場 / 立体異性体 / 顕微赤外分光
Research Abstract

多くの樹種のアテ材のリグニン構造精査した結果、アテ材のタイプに関わらず、圧縮環境ではリグニン含有量が高く、芳香核構造S/V比が低く、β-O-4構造が少なく同構造の立体異性対比)(エリトロ/トレオ比)が低いこと、引張環境ではその全てが逆になることを、統一的な法則性として見出した。さらに多くの樹種についての分析の結果、S/V比を中心に記しえるこれら特徴は、植物進化がもたらしたリグニン構造の変化であることが強く示唆された。

Report

(5 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • 2005 Annual Research Report
  • Research Products

    (53 results)

All 2009 2008 2007 2006 2005 Other

All Journal Article (35 results) (of which Peer Reviewed: 6 results) Presentation (15 results) Remarks (1 results) Patent(Industrial Property Rights) (2 results)

  • [Journal Article] The Relationship between Lignin and Morphological Characteristics of the Tracheary Elements from Cacao (Theobroma cacao L.) Hulls2008

    • Author(s)
      Byung Yeoup Chung, Jae-Young Cho, Seung Sik Lee, Yoshiharu Nishiyama, Yuji Matsumoto, Kenji Iiyama
    • Journal Title

      Journal of Plant Biology 51(2)

      Pages: 139-144

    • Related Report
      2008 Final Research Report
  • [Journal Article] Reexamination of the mechanism of β-O-4 bond cleavage during acidolysis of lignin part 12008

    • Author(s)
      Tomoya Yokoyama, Yuji Matsumoto
    • Journal Title

      Kinetic of the exclusive formation of enol ether from non-phenolic C6-C2 type model compounds. Holzforschung 62(2)

      Pages: 164-164

    • Related Report
      2008 Final Research Report
  • [Journal Article] The Relationship between Lignin and Morphological characteristics of the Tracheary Elements from Cacao (Theobroma cacao L.) Hulls2008

    • Author(s)
      Byung Yeoup Chung, Jae-Young Cho, Seung Sik Lee, Yoshiharu Nishiyama, Yuji Matsumoto, Kenji Iiyama
    • Journal Title

      Journal of Plant Biology 51(2)

      Pages: 139-144

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The Relationship between Lignin and Morphological Characteristics of the Tracheary Elements from Cacao(Theobroma cacao L)Hulls2008

    • Author(s)
      Byung Yeoup Chung, Jae-Young Cho, Seung Sik Lee, Yoshiharu Nishiama Yuii Matsumoto Kenji
    • Journal Title

      Journal of Plant Biology 51(2)

      Pages: 139-144

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Reexamination of the mechanism of β-0-4bond cleavage during acidolysis of lignin part1:Kinetic of the exclusive formation of enol ether from non-phenolic C6-C2 type modeIcomounds2008

    • Author(s)
      Tomoya Yokoyama, Yuji Matsumoto
    • Journal Title

      Holzforschung 62(2)

      Pages: 164-168

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Significant Lability of Guaiacylglycerol-β-Phenacyl Ether under Alkaline Conditions2007

    • Author(s)
      Aiko Imai, Tomoya Yokoyama, Yuji Matsumoto, and Gyosuke Meshitsuka
    • Journal Title

      J. Agric. Food Chem 55(22)

      Pages: 9043-9046

    • Related Report
      2008 Final Research Report
  • [Journal Article] Structural characteristics of lignin in primitive pteridophytes : Selaginella species2007

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Takeshi Tange, Kenji Iiyama
    • Journal Title

      J. Wood Science 53(5)

      Pages: 412-412

    • NAID

      10022024710

    • Related Report
      2008 Final Research Report
  • [Journal Article] Determination of the accessible hydroxyl groups in heat-treated Styrax tonkinensis (Pierre) Craib ex Hartwich wood by hydrogen-deuterium exchange and 2H NMR spectroscopy2007

    • Author(s)
      Le Xuan Phuong, Masato Takayama, Satoshi Shida, Yuji Matsumoto, Tetsuo Aoyagi
    • Journal Title

      Holzforschung 61

      Pages: 488-491

    • Related Report
      2008 Final Research Report
  • [Journal Article] Significant Lability of Guaiacylglycerol-β-Phenacyl Ether under Alkaline Conditions2007

    • Author(s)
      Aiko Imai, Tomoya Yokoyama, Yuji Matsumoto, and Gyosuke Meshitsuka
    • Journal Title

      J.Agric.Food Chem 55(22)

      Pages: 9043-9046

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Structural characteristics of Iignin in primitive pteridophytes:Selaginella species2007

    • Author(s)
      6.Zhenfu Jin, Yuji Matsumoto, Takeshi Tange, Kenji Iiyama
    • Journal Title

      J.Wood Science 53(5)

      Pages: 412-417

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Determination of the accessible hydroxyl groups in heat-treated Styrax tonkinensis(Pierre)Craib ex Hartwich wood by hydrogen-deuterium exchange and 2H NMR sectrosocopy2007

    • Author(s)
      Le Xuan Phuong, Masato Takayama, Satoshi Shida, Yuji Matsumoto, Tetsuo Aoyagi
    • Journal Title

      Holzforschung 61

      Pages: 488-491

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Effect of Milling on the Chemical Properties of Milled Wood Lignin(1) Artificial change and native difference2007

    • Author(s)
      Aya Fujimoto, Yuji Matsumoto, Hou-min Chang, Gyosuke Meshitsuka
    • Journal Title

      the incluosion in J Wood Chem Technol (in press)(Accepted)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Structural characteristics of lignin in primitive pteridophytes : Selaginella species. J. Wood Science2007

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Takeshi Tange, Kenji Iiyama
    • Journal Title

      J. Wood Science, Published online : 31 March 2007 (in press)

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Detailed Examination of the Degradation of Phenol Derivatives under Oxygen Delignification Conditions2007

    • Author(s)
      Tomoya Yokoyama, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      Journal of Agricultural and Food Chemistry 55(4)

      Pages: 1301-1307

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Structural difference between leaf blade and petiole of original and mulched leaf litter of Ginkgo biloba2006

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Shunliu Shao, Takuya Akiyama, Kenji Iiyama
    • Journal Title

      Bull. Tokyo Univ. For 115

      Pages: 51-64

    • Related Report
      2008 Final Research Report
  • [Journal Article] Leaf litter decomposition of selected urban tree species during mulching2006

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Shunliu Shao, Takuya Akiyama, Kenji Iiyama
    • Journal Title

      Bull. Tokyo Univ. For 115

      Pages: 37-50

    • NAID

      120001092981

    • Related Report
      2008 Final Research Report
  • [Journal Article] Elucidation of the structure of cellulolytic enzyme lignin2006

    • Author(s)
      Zhoujian Hu, Ting-Feng Yeh, Hou-min Chang, Yuji Matsumoto, John F. Kadla
    • Journal Title

      Holzforschung 60

      Pages: 389-397

    • Related Report
      2008 Final Research Report
  • [Journal Article] Interference of Carbohydrates in the Determination of the Methoxyl Content of Lignin in Woody Samples2006

    • Author(s)
      Hitoshi Goto, Keiichi Koda, Goulin Tong, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J. Wood Chem and Technol 26(1)

      Pages: 81-93

    • Related Report
      2008 Final Research Report
  • [Journal Article] Structural difference between leaf blade and petiole of original and mulched leaf litter of Ginkgo biloba2006

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Shunliu Shao, Takuya Akiyama, Kenji Iiyama
    • Journal Title

      Bull. Tokyo Univ. For. 115

      Pages: 51-64

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Leaf litter decomposition of selected urban tree species during mulching2006

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Shunliu Shao, Takuya Akiyama, Kenji Iiyama
    • Journal Title

      Bull. Tokyo Univ. For. 115

      Pages: 37-50

    • NAID

      120001092981

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Elucidation of the structure of cellulolytic enzyme lignin2006

    • Author(s)
      Zhoujian Hu, Ting-Feng Yeh, Hou-min Chang, YuJi Matsumoto, John F. Kadla
    • Journal Title

      Holzforschung 60

      Pages: 389-397

    • Related Report
      2006 Annual Research Report
  • [Journal Article] INTERFERING EFFECTS OF CARBOHYDRATES ON THE DETERMINATION OF METHOXYL GROUP CONTENT OF LIGNIN IN WOODY SAMPLES2006

    • Author(s)
      Hitoshi Goto, Keiichi Koda, Goulin Tong, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J.Wood Chemistry and Technology Gratzl issue(in printing)

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Proof of the presence of guaiacyl-syringyl lignin in Selaginella tamariscina2005

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Takeshi Tange, Takuya Akiyama, Masanobu Higuchi, Tadashi Ishii, Kenji Iiyama
    • Journal Title

      J. Wood Science 51(4)

      Pages: 424-426

    • NAID

      40006818238

    • Related Report
      2008 Final Research Report
  • [Journal Article] Erythro/threo ratio of β-O-4 structures as an important structural characteristic of lignin. Part 42005

    • Author(s)
      Takuya Akiyama, Hitoshi Goto, Deded S. Nawawi, Wasrin Syafii, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      Variation in the erythro/threo ratio in soft- and hardwood lignins and its relation to syringyl and guaiacyl composition. Holzforschung 59(3)

      Pages: 276-281

    • Related Report
      2008 Final Research Report
  • [Journal Article] Characterization of active oxygen species under oxygen-alkali bleaching conditions2005

    • Author(s)
      Tomoya Yokoyama, Yuji Matsumoto and Gyosuke Meshitsuka
    • Journal Title

      Holzforschung 59(3)

      Pages: 269-275

    • Related Report
      2008 Final Research Report
  • [Journal Article] Formation of methyl iodide from methoxyl-group-free compounds by hydriodic acid treatment2005

    • Author(s)
      Hitoshi Goto, Keiichi Koda, Goulin Tong, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J. Wood Science 51(3)

      Pages: 312-315

    • Related Report
      2008 Final Research Report
  • [Journal Article] Lignin fragments rich in detached side-chain structures found in water-soluble LCC2005

    • Author(s)
      Hikaru Aimi, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J. Wood Science 51(3)

      Pages: 252-255

    • NAID

      10016448079

    • Related Report
      2008 Final Research Report
  • [Journal Article] Structure of small lignin fragments retained in water soluble polysaccharides extracted from Birch MWL isolation residue2005

    • Author(s)
      Hikaru Aimi, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J. Wood Science 51(3)

      Pages: 303-308

    • NAID

      10016448262

    • Related Report
      2008 Final Research Report
  • [Journal Article] Semi-quantitative Method to Evaluate the -Carbonyl Content in Lignin2005

    • Author(s)
      Iori Tomoda, Yuji Matsumoto and Gyosuke Meshitsuka
    • Journal Title

      J. Wood Science 51(2)

      Pages: 172-175

    • Related Report
      2008 Final Research Report
  • [Journal Article] Quantitative Evaluation of Milling Effect on Lignin Structure during the Isolation Process of Milled Wood Lignin2005

    • Author(s)
      Aya Fujimoto, Yuji Matsumoto, Hou-min Chang, Gyosuke Meshitsuka
    • Journal Title

      J Wood Science 51(1)

      Pages: 89-91

    • NAID

      10014432839

    • Related Report
      2008 Final Research Report
  • [Journal Article] Proof of the presence of guaiacyl-syringyl lignin in Selaginella tamariscina.2005

    • Author(s)
      Zhenfu Jin, Yuji Matsumoto, Takeshi Tange, Takuya Akiyama, Masanobu Higuchi, Tadashi Ishii, Kenji Iiyama.
    • Journal Title

      J.Wood Science 51(4)

      Pages: 424-426

    • NAID

      40006818238

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Erythro/threo ratio of β-0-4 structures as an important structural characteristic of lignin. Part 4.Variation in the erythro/threo ratio in soft-and hardwood lignins and its relation to syringyl and guaiacyl composition2005

    • Author(s)
      Takuya Akiyama, Hitoshi Goto, Deded S.Nawawi, Wasrin Syafii, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      Holzforschung 59(3)

      Pages: 276-281

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Lignin fragments rich in detached side-chain structures found in water-soluble LCC2005

    • Author(s)
      Hikaru Aimi, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J.Wood Science 51(3)

      Pages: 252-255

    • NAID

      10016448079

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Structure of small lignin fragments retained in water soluble polysaccharides extracted from Birch MWL isolation residue2005

    • Author(s)
      Hikaru Aimi, Yuji Matsumoto, Gyosuke Meshitsuka
    • Journal Title

      J.Wood Science 51(3)

      Pages: 303-308

    • NAID

      10016448262

    • Related Report
      2005 Annual Research Report
  • [Journal Article] Effect of Milling on the Chemical Properties of Milled Wood Lignin (1) Artificial change and native difference

    • Author(s)
      Aya Fujimoto, Yuji Matsumoto, Hou-min Chang, Gyosuke Meshitsuka
    • Journal Title

      Accepted for the inclusion in J Wood Chem Technol (in printing)

    • Related Report
      2005 Annual Research Report
  • [Presentation] Quantitative relationships between structure of lignin and its reactivity2009

    • Author(s)
      Yuji Matsumoto, Deded Sarip Nawawi, Wasrin Syafii, Iori Tomoda, Yosuke Uchida, Zhiguo Wang, Takuya Akiyama, Tomoya Yokoyama
    • Organizer
      2009 ACS American Chemical Society
    • Place of Presentation
      Salt Lake Ccity
    • Related Report
      2008 Final Research Report
  • [Presentation] Studies on the effect of ball milling on lignin structure by the use of complete wood dissolution2008

    • Author(s)
      Zhiguo Wang, Tomoya Yokoyama, HOU-min Chang, Yuji Matsumoto
    • Organizer
      International Conference on Pulping, Papermaking and Biotechnology 2008
    • Place of Presentation
      Nanjing, China
    • Year and Date
      2008-11-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Lignin content in non-wood cell walls2008

    • Author(s)
      Hirotaka Nkamura, Tomoya Yokoyama, Yuji Mtsumoto, Zhenfu Jin
    • Organizer
      International Conference on Pulping, Papermaking and Biotechnology 2008
    • Place of Presentation
      Nanjing, China
    • Year and Date
      2008-11-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Variation in the chemical structure of lignin in tropical wood species2008

    • Author(s)
      Deded Sarip Nawawi, Tomoya Yokoyama, Yuji Matsumoto, Wasrin Syafii, Iori Tomoda, Yosuke Uchida
    • Organizer
      International Conference on Pulping, Papermaking and Biotechnology 2008
    • Place of Presentation
      Nanjing, China
    • Year and Date
      2008-11-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Analysis of lignin by the use of whole wood solution consisting of DMSO-LiCl2008

    • Author(s)
      王志国、横山朝哉、松本雄二
    • Organizer
      第53回リグニン討論会
    • Place of Presentation
      東京
    • Year and Date
      2008-10-31
    • Related Report
      2008 Annual Research Report
  • [Presentation] 非木質組織のリグニン定量2008

    • Author(s)
      戸田守一、中村裕貴、横山朝哉、松本雄二
    • Organizer
      第53回リグニン討論会
    • Place of Presentation
      東京
    • Year and Date
      2008-10-31
    • Related Report
      2008 Annual Research Report
  • [Presentation] Change of lignin structure during MWL isolation process2008

    • Author(s)
      Aya Fujimoto, Zhiguo Wang, Tomoya Yokoyama, Yuji Matsumoto, Gyosuke Meshitsuka, Hou-min Chang
    • Organizer
      International Symposium on Wood Science and Technology
    • Place of Presentation
      Harbin, China
    • Year and Date
      2008-09-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Dissolution of finely milled wood into organic solvent and its potential appllcation for chemical analysis of cell wall components2008

    • Author(s)
      Zhiguo Wang, Tomoya Yokoyama, Hou-min Chang, Yuji Matsumoto
    • Organizer
      10th European Workshop on Lignocellulosics and pulp
    • Place of Presentation
      Stockholm. Sweden
    • Year and Date
      2008-08-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] Absolute Amount of b-O-4 Structure in Wood and Non-wood Cell Walls2008

    • Author(s)
      Hirotaka Nakamura, Deded S. Nawawi, Kenya Kondo, Zhenfu Jin, Takuya Akiama Yuii Matsumoto
    • Organizer
      14th International Symposium on Wood, Fiber and Pulping Chemistry(ISWFPC)
    • Place of Presentation
      Durban,South Aftica
    • Year and Date
      2008-06-27
    • Related Report
      2007 Annual Research Report
  • [Presentation] How lignin Changes Its Chemical Structure depending on the Mechanical Circumstances2008

    • Author(s)
      Yuji Matsumoto, Deded Sarip Nawawi, Wasrin Syafii, Takuya Akiama, Gosuke Meshitsuka
    • Organizer
      14th International Symposium on Wood, Fiber and Pulping Chemistry(ISWFPC)
    • Place of Presentation
      Durban,SouthAfrica
    • Year and Date
      2008-06-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] Variation in the Chemical Structure of Lignin in Tropical Wood Species2008

    • Author(s)
      Deded Sarip Nawawi, Wasrin Syafii, Iori Tomoda, Yosuke Uchida, Tomoya Yokoyama, Yuji Matsumoto
    • Organizer
      2008 ICPPB International Conference on Pulping, Papermaking and Biotechnology
    • Place of Presentation
      Nanjing, China
    • Related Report
      2008 Final Research Report
  • [Presentation] Variety of lignin structure in angiosperms and their reaction wood2007

    • Author(s)
      Yuji Matsumoto, Nawawi Ds, Wasrin Shaafii, Hirotaka Nakamura, Takuya Akiyama, Tomoya Yokoyama, Gyosuke Meshitsuka
    • Organizer
      2007IUFRO All Division 5 Conference
    • Place of Presentation
      Taipei,Taiwan
    • Year and Date
      2007-10-29
    • Related Report
      2007 Annual Research Report
  • [Presentation] Variety of Lignin Structure in Angiosperms and Their Reaction Woods2007

    • Author(s)
      Yuji Matsumoto, Deded Sarip Nawawi, Wasrin Syafii, Hirotaka Nakamura, Takuya Akiyama, Tomoya Yokoyama, Gyosuke Meshitsuka
    • Organizer
      2007 IUFRO International Union of Forest Research Organization, All Division 5 meeting
    • Place of Presentation
      Taipei
    • Related Report
      2008 Final Research Report
  • [Presentation] How lignin Changes Its Chemical Structure Depending on the Mechanical Circumstances2007

    • Author(s)
      Yuji Matsumoto, Deded Sarip Nawawi, Wasrin Syafii, Takuya Akiyama, Gyosuke Meshitsuka
    • Organizer
      2007 ISWFPC International Symposium on Wood, Fiber and Pulping Chemistry
    • Place of Presentation
      Durban, South Africa
    • Related Report
      2008 Final Research Report
  • [Presentation] Absolute Amount of b-O-4 Structure in Wood and Non-wood Cell Wall2007

    • Author(s)
      Hirotaka Nakamura, Deded S. Nawawi, Kenya Kondo, Zhenfu Jin, Takuya Akiyama, Tomoya Yokoyama, Yuji Matsumoto
    • Organizer
      2007 ISWFPC International Symposium on Wood, Fiber and Pulping Chemistry
    • Place of Presentation
      Durban, South Africa
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.woodchemistry.fp.a.u-tokyo.ac.jp/index.html

    • Related Report
      2007 Annual Research Report
  • [Patent(Industrial Property Rights)] 木粉を溶解するための溶媒2008

    • Inventor(s)
      松本雄二、横山朝哉、王志国
    • Industrial Property Rights Holder
      松本雄二、横山朝哉、王志国
    • Industrial Property Number
      2008-211334
    • Filing Date
      2008-08-20
    • Related Report
      2008 Final Research Report
  • [Patent(Industrial Property Rights)] 木粉を溶解する為の溶媒2008

    • Inventor(s)
      松本雄二、横山朝哉、ワン チグオ
    • Industrial Property Number
      2008-211334
    • Filing Date
      2008-08-20
    • Related Report
      2008 Annual Research Report

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Published: 2005-04-01   Modified: 2016-04-21  

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