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Official Journal of the Japan Wood Research Society

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Articles

Page 40 of 43

  1. Outdoor performances of a polyurethane varnish and an alkyd-based synthetic varnish coated over chromium-copper-boron (CCB)-impregnated Scots pine (Pinus sylvestris L.) and chestnut (Castanea sativa Mill.) [10 (R...

    Authors: Mustafa Kemal Yalinkiliç, Rifat Ilhan, Yuji Imamura, Munezoh Takahashi, Zafer Demirci, Ahmet Cihangir Yalmkiliç and Huseyin Peker
    Citation: Journal of Wood Science 1999 45:BF00538961
  2. The physical properties of sawdust including porosity, water retention, and water drainage were analyzed to prove its suitability for use as an artificial soil in the automatic decomposer-extinguisher (GADE) m...

    Authors: Sakae Horisawa, Masahide Sunagawa, Yutaka Tamai, Yuki Matsuoka, Tohru Miura and Minoru Terazawa
    Citation: Journal of Wood Science 1999 45:BF00538959
  3. Published research on the wear processes of cemented tungsten carbide tools used for machining reconstituted wood products was reviewed, and the current state of knowledge in this area was evaluated. Underlyin...

    Authors: Jannal Y. Sheikh-Ahmad and J. A. Bailey
    Citation: Journal of Wood Science 1999 45:BF00538952
  4. A modified synthetic method for phenolicβ-O-4 lignin substructure model dimers was developed involving protection of the phenolic hydroxyl group of acetophenons with benzoyl chloride, bromination with 4-dimethyla...

    Authors: Shingo Kawai, Kyoko Okita, Kazuhiro Sugishita, Ai Tanaka and Hideo Ohash
    Citation: Journal of Wood Science 1999 45:BF01177919
  5. A boron-containing pectic polysaccharide was isolated from Driselase digests of akamatsu (Pinus densiflora) cell wall. The boron-containing polysaccharide was purified by successive column chromatography of Cosmo...

    Authors: Tomoko Shimokawa, Tadashi Ishii and Toshiro Matsunaga
    Citation: Journal of Wood Science 1999 45:BF01177918
  6. Results of the preparation and characterization of homopolymers of 2-methacryloyloxyethyl isocyanate (MOI) and co-polymers of MOI with styrene synthesized by radical polymerization are shown. The polymers were...

    Authors: Xiumei Zhang and Hiroo Tanaka
    Citation: Journal of Wood Science 1999 45:BF01177916
  7. To investigate the bleaching mechanism, a lignincarbohydrate complex (LCC) model compound, a vinyl ether-type lignin model dimer, and a hexeneuronic acid model compound were treated with dilute sulfuric acid o...

    Authors: Tsutomu Ikeda, Yoichi Tomimura, Kengo Magara, Mitsuro Ishihara and Shuji Hosoya
    Citation: Journal of Wood Science 1999 45:BF01177915
  8. A method based on high-performance liquid chromatography (HPLC) and proton magnetic resonance (PMR) spectroscopy for analyzing phenol-resorcinolformaldehyde (PRF) resins is reported. The equations that describ...

    Authors: Sudip Kumar Datta, Mitsuo Higuchi and Mitsuhiro Morita
    Citation: Journal of Wood Science 1999 45:BF01177914
  9. The purpose of this study was to reveal the effects of various levels of mat-moisture content (m.m.c.) and the closed-press system for making single- or three-layer particleboard on the density profile, thickn...

    Authors: Hideaki Korai, Kimihiro Uemura, Takuji Esashi and Masaharu Suzuki
    Citation: Journal of Wood Science 1999 45:BF01177913
  10. The purpose of this study was to design a compression shear device for easy and fast measurement of the bonded shear strength of wood-based materials to replace the conventional method used to evaluate interna...

    Authors: Song-Yung Wang, Tsai-Yung Chen and Jann-Der Fann
    Citation: Journal of Wood Science 1999 45:BF01177912
  11. A new mechanical model was developed to introduce the maturation process of wood cells theoretically. Using mechanical and physical properties of the two components of the cell wall, namely, a matrix reinforce...

    Authors: Daniel Guitard, Hugues Masse, Hiroyuki Yamamoto and Takashi Okuyama
    Citation: Journal of Wood Science 1999 45:BF01177910
  12. A method for measuring the viscoelastic properties of wood under high temperature and high pressure steam was developed using a testing machine with a built-in autoclave. A newly developed load cell capable of...

    Authors: Wahyu Dwianto, Toshiro Morooka and Misato Norimoto
    Citation: Journal of Wood Science 1999 45:BF01177908
  13. One of the roles of growth stress in branch shape formation was investigated using a weeping-type Japanese cherry,Prunus spachiana. Negative released strains, caused by longitudinal tensile growth stresses, were ...

    Authors: Masato Yoshida, Hiroyuki Yamamoto, Takashi Okuyama and Teruko Nakamura
    Citation: Journal of Wood Science 1999 45:BF01177907
  14. Although it is well known that sap exudation during early spring in temperate deciduous trees occurs in response to daytime warming and nighttime cooling, the mechanisms of the process are not yet fully unders...

    Authors: Masato Yoshida, Osamu Yamamoto, Takashi Okuyama, Yutaka Tamai, Yuzou Sano and Minoru Terazawa
    Citation: Journal of Wood Science 1999 45:BF01177906
  15. A system for effective garbage decomposition using sawdust and aerobic soil bacteria was examined. The machinery used in this process, the garbage automatic decomposer-extinguisher (GADS), is composed of a con...

    Authors: Minoru Terazawa, Sakae Horisawa, Yutaka Tamai and Kenzo Yamashita
    Citation: Journal of Wood Science 1999 45:BF00833503
  16. The factors that cause weather-induced deterioration of wood surfaces were determined by chemical and spectroscopic analyses. Albizzia (Paraserianthes falcata Becker.) and sugi (Cryptomeria japonica D. Don) were ...

    Authors: Yanni Sudiyani, Sho-ichi Tsujiyama, Yuji Imamura, Munezoh Takahashi, Kazuya Minato and Hiromu Kajita
    Citation: Journal of Wood Science 1999 45:BF00833502
  17. Five heavy metals in the propagules of 10 mangrove species in China have been investigated. The results revealed that the levels of five heavy metals in most of the propagules were lower than the background le...

    Authors: Yuwu Lian, Jinsen Xu, Peng Lin, Sadatoshi Meguro and Shinsaku Kawachi
    Citation: Journal of Wood Science 1999 45:BF00833501
  18. The extractive of shirakamba (Betula platyphylla Sukatchev var.japonica Hara) leaves was investigated. Four glucosides ofp-hydroxyphenyl derivatives were isolated, and their structures were indentified as betulos...

    Authors: Yanbo Shen, Yasuo Kojima and Minoru Terazawa
    Citation: Journal of Wood Science 1999 45:BF00833499
  19. The extractives of shirakamba (Betula platyphylla Sukatchev var.japonica Hara) leaves were investigated. Two lignan glycosides were isolated, and their structures were elucidated to be 1-(4′-hydroxy-3′-methoxyphe...

    Authors: Yanbo Shen, Yasuo Kojima and Minoru Terazawa
    Citation: Journal of Wood Science 1999 45:BF00833498
  20. Atmospheric acetic acid pulping of wheat straw was carried out. Pulping conditions and their effects on pulp properties were investigated in detail, and a comparison between acetic acid (AcOH) pulp and soda-an...

    Authors: Xue-Jun Pan and Yoshihiro Sano
    Citation: Journal of Wood Science 1999 45:BF00833497
  21. The purpose of this study was to investigate the behavior of lignin and carbohydrates in kraft pulps during sulfuric acid bleaching. Beech kraft pulp and red pine kraft pulp were bleached with dilute sulfuric ...

    Authors: Tsutomu Ikeda, Yoichi Tomimura, Kengo Magara and Shuji Hosoya
    Citation: Journal of Wood Science 1999 45:BF00833496
  22. The reaction course of the sodium hydroxidecatalyzed hydroxymethylation of phenol was analyzed by use of high-performance liquid chromatography (HPLC), and the rate constants for the seven reactions taking pla...

    Authors: Mitsuo Higuchi, Shoichi Nohno, Mitsuhiro Morita and Shin-ichiro Tohmura
    Citation: Journal of Wood Science 1999 45:BF00833495
  23. The effects of silane coupling agents and extractives on the wettability of reed and wheat straws were investigated. The inherent wettability of these materials was low but could be significantly improved by t...

    Authors: Guangping Han, Kenji Umemura, Shuichi Kawai and Hiromu Kajita
    Citation: Journal of Wood Science 1999 45:BF00833494
  24. Low-density sandwich panels of veneer-overlaid fiberboards of 12 mm thickness for structural use were manufactured at densities of 0.3–0.5g/cm3 using an isocyanate compound resin adhesive and steam injection pres...

    Authors: Tarnami Kawasaki, Min Zhang and Shuichi Kawai
    Citation: Journal of Wood Science 1999 45:BF00833493
  25. Bond quality and joint performance between laminated veneer lumber (LVL) and metal plates were investigated. Commercially fabricated LVL made of Douglas fir veneer and bonded with phenol-formaldehyde resin as ...

    Authors: Ciprian Pirvu, Hiroaki Yoshida and Kinji Taki
    Citation: Journal of Wood Science 1999 45:BF00833492
  26. The chromium adsorption ability of leaves from 34 conifer species were examined. Among them, deciduous conifer species, such asLarix, Ginkgo, Metasequia, andTaxodium, showed high ability to adsorb chromium ions. ...

    Authors: Nam-Seok Cho, Masakazu Aoyama, Kazuto Seki, Naotaka Hayashi and Shuichi Doi
    Citation: Journal of Wood Science 1999 45:BF01177738
  27. The reduction of ferric chelate caused by various wood-rot fungi was analyzed. Ferric chelate reductive activity was detected in cell-free extracts of seven wood-rot fungi:Phanerochaete chrysosporium, P. sordida ...

    Authors: Hirofumi Hirai, Ryuichiro Kondo, Kokki Sakai, Yoshio Watanabe and Ryuichiro Kurane
    Citation: Journal of Wood Science 1999 45:BF01177737
  28. Coniferous woods were modeled as honeycomb cellular solids consisting of hexagonal-prism tracheids to examine the mechanism for radial compression. Because of the abrupt breaks of radial cell walls, it was ass...

    Authors: Kosei Ando and Hitoshi Onda
    Citation: Journal of Wood Science 1999 45:BF01177734
  29. The chemical conversion of red pine sulfuric acid lignin (Klason lignin) (SAL) as an acid hydrolysis lignin sample to water-soluble arylsulfonates of lignin derivation (i.e., phenolized SAL) was investigated. ...

    Authors: Seiichi Yasuda, Eri Hamaguchi and Kyoko Asano
    Citation: Journal of Wood Science 1999 45:BF01177733
  30. Handsheets were prepared with rosin soap size and aluminum sulfate under various conditions, and the retention behavior of the rosin size and aluminum components in the handsheets was studied. Pyrolysis-gas ch...

    Authors: Kazuo Ohno, Akira Isogai and Fumihiko Onabe
    Citation: Journal of Wood Science 1999 45:BF01177732
  31. To develop a new nonchlorine bleaching technology, hardwood and softwood kraft pulps, before and after oxygen-alkali predelignification, were treated with dilute sulfuric acid solutions (pH 1.0-1.8) at 100°C f...

    Authors: Tsutomu Ikeda, Shuji Hosoya, Yoichi Tomimura, Kengo Magara and Isao Takano
    Citation: Journal of Wood Science 1999 45:BF01177731
  32. The impregnation of various simple phenolic and natural polycyclic compounds into wood was investigated from the viewpoints of vibrational property and dimensional stabilizing effect. When simple phenolic comp...

    Authors: Keiko Sakai, Masahiro Matsunaga, Kazuya Minato and Fumiaki Nakatsubo
    Citation: Journal of Wood Science 1999 45:BF01177730
  33. Ultrasonic nondestructive evaluation (NDE) methods have been successfully applied for grading lumber and veneer at the in-plant level. To expand this application in wood composite production, further research ...

    Authors: Yu-Guo Sun and Takanori Arima
    Citation: Journal of Wood Science 1999 45:BF01177729
  34. Curved laminated veneer lumber (LVL) for use in furniture-making was produced from glue-coated pieces of rotary-cut veneers that were assembled and pressed between molds. Pressure was applied until glue-lines ...

    Authors: Zhi-Hui Wu, Takeshi Furuno and Hiroshi Yoshihara
    Citation: Journal of Wood Science 1999 45:BF01177728
  35. The tensile strength (TS) test results of Japanese larch (Larix kaempferi, Carriere) lumber of varying length have shown that the length effects on TS were different between high-grade (H) and low-grade (L) lumbe...

    Authors: Takashi Takeda and Takeo Hashizume
    Citation: Journal of Wood Science 1999 45:BF01177727
  36. An experimental study was conducted to evaluate the effect of length on the parallel-to-grain tensile strength of Japanese larch (Larix kaempferi, Carriere) lumber. Six hundred pieces of mechanically graded lumbe...

    Authors: Takashi Takeda and Takeo Hashizume
    Citation: Journal of Wood Science 1999 45:BF01177726
  37. Using soft X-ray photography, two-dimensional observations were made of the water distribution within the green stem ofCryptomeria japonica D. Don. Variations in the distribution pattern of the “wet area” in the ...

    Authors: Ryogo Nakada, Yoshitake Fujisawa and Yasuhiko Hirakawa
    Citation: Journal of Wood Science 1999 45:BF01177725
  38. Water distribution in green stems ofCryptomeria japonica D. Don was observed by soft X-ray photography. In the sapwood, much water was present and evenly distributed. In the intermediate wood (the white zone), li...

    Authors: Ryogo Nakada, Yoshitake Fujisawa and Yasuhiko Hirakawa
    Citation: Journal of Wood Science 1999 45:BF01177724
  39. Fagaceae species in Japan were identified by restriction fragment length polymorphism (RFLP) and sequence comparison of a region ofrbcL. Of nine restriction endonucleases used for digestion, three (MspI,RsaI,HaeI...

    Authors: Motonari Ohyama, Kei'ichi Baba, Takao Itoh and Susumu Shiraishi
    Citation: Journal of Wood Science 1999 45:BF01177723

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