Volume 14(1968)
Volume 14, Number 1 (1968)
Original Articles
Syoji SUDO
Variation in Tracheid Length in AKAMATSU (Pinus densiflora SIEB. et ZUCC.). I. Variation in Tracheid Length within a Young Tree Stem 1
Syoji SUDO
Variation in Tracheid Length in AKAMATSU (Pinus densiflora SIEB. et ZUCC.). II. Variation in Tracheid Length in One-Year-Old Branches of a Tree 6
Masami FUSHITANI
Effect of Delignifying Treatment on Static Viscoelasticity of Wood. I. Stress Relaxation 11
Masami FUSHITANI
Effect of Delignifying Treatment on Static Viscoelasticity of Wood. II. Temperature Dependence of Stress Relaxation in the Water-Saturated Condition 18
Yasuo OHSAKO, Akira TAKAHASHI, Tadashi YAMADA
Studies on the Drying Set of Wood. II. The Effects of Tensile Stresses on Shrinkage of Wood during Drying 24
Koichi OGlYAMA, Tamio KONDO
On the Pinoresinol Type of Structural Units in Lignin Molecule. III. Caracterization of Diactone and Determination of the Structural Unit. 31
Yoshiyuki HIROSE, Takuma YANAGAWA, Yoshikatsu SUYAMA, Tomoko IGARASHI, Tomoichiro NAKATSUKA
Terpenoids. XV. On the Triterpenes in the Wood of Kapur (Dryobalanops sp.) 36
Seika TAI, Junzo NAKANO, Nobuhiko MIGITA
Studies on Utilization of Lignin. VI. Activation of Thiolignin with Phenol 40
Seika TAI, Takeo SAWANOBORI, Junzo NAKANO, Nobuhiko MIGITA
Studies on Utilization of Lignin. VII. Reaction of Thiolignin with Tolylenediisocyanate and Adhesion of Resulting Product 46
Tetsuo KOSHIJIMA, Einosuke MURAKI, Kazuo NAITO, Kimihiro ADACHI
Radical Grafting on Lignin. IV. Semi-Conductive Properties of Lignin-Styrene Graftpolymer 52
Note
Kadzunori TATSUYAMA , Takayuki HINO, Shigeyasu AKAI, Masaki YAMAMOTO
Antifungal Effect of Sea Water on the Growth of Certain Wood-Destroying and Wood-Staining Fungi 56
Short Communications
Yoshiyuki HIROSE, Takuma YANAGAWA, Tomoichiro NAKATSUKA
Terpenoids. XVII. The structure of New Triterpenes from the Wood of Kapur (Dryoblanops sp.) 59
Abstracts
Proceedings of the Society 60
Volume 14, Number 2 (1968)
Original Articles
Tsutomu MATSUMOTO, Juichi TSUTSUMI
Elastic Properties of Plywood in Dynamic Test. I. Relation Between Static Young’s Modulus and Dynamic Young’s Modulus 65
Soyji SUDO
Variation in Tracheicl Length in AKAMATSU (Pinus densiflora SIEB. et ZUCC). III. Variation in Tracheid Length of One-Year-Old Branches Taken From Ten Trees from a Fifty-Years-Old Stand 70
Norio TAKAMURA
Studies on Hot Pressing and Drying Process in the Production of Fibreboard. III. Softening of Fibre Components in Hot Pressing of Fibre Mat 75
Yoshihiro MATAKI, Motoi OTA
Studies on the Mechanism of Thermal Conversion in the Pulp Sheet during Hot Pressing of Fiberboard. VII. Effects of Some Variables on the Board Formation Mechanism Analyzed by the Relationship between Heat-Mass Transfer and Relaxation of Specific Pressure 80
Yoshihiro MATAKI
Studies on the Mechanism of Thermal Conversion in the Pulp Sheet during Hot Pressing of Fiberboard. VIII. Effects of the Rate of Applying Specific Pressure on the Behaviour of Pulp Sheet during Hot Pressing 86
Fumiyuki TERATANI, Kango MIYAZAKI
Effect of the Thermal Treatment on Wood Hemicelluloses. I. The Change of Arabinogalactan by Heating 91
Fusako ABE
Studies on the Thermal Properties of Wood and Woody Materials. I. The Differential Thermal Analysis of Wood 98
Osamu SAWABE, Takeshi SAWABE, Koichiro KITAO, Akira SATO
Effects of Major Wood Components on the Thermal Decomposition of Wood 104
Isako SAEKI, Masashi SUMIMOTO, Tamio KONDO
On the Antitermitic Substance of Ternstroemia japonica THUNB. III. Biological Tests of the Antitermitic Substance 110
Tsutomu KAYAMA, Hiroshi KUROSU
Studies on the Viscosity of Chlorinatecl Kraft Pulp 115
Kenzo TANEDA, Isamu HASEGAWA
Graft Polymerization onto Woody Substance. I. Graft Polymerization of Styrene onto Wood Fiber with a Few Initiators 121
Note
Akinori UEYAMA
Calorimetric Measurements of Decaying Beech Wood (Fagus crenata BLUME) 127
Research Materials
Abstracts
Proceedings of the Society 131
Volume 14, Number 3 (1968)
Original Articles
Yoshihiro MATAKI
On Structural Behaviour of Steam Treated Wood in Cold or Hot Pressing Perpendicular to Grain 133
Shigeru KITAYAMA, Hikoichi SUGIHARA
On Noise Analysis of Bandsaw Machine 140
Takeshi OKANO
Study on the Orientation of the Crystalline Substances in the Cell Wall of Wood with X-Ray Diffraction 148
Makoto YASHIRO
Studies on Hygroscopicity of Wood. The Effect of Heat-Treatment on Water Vapour Adsorption by Wood 155
Masami FUSHITANI
Effect of Delignifying Treatment on Static Viscoelasticity of Wood. III. Temperature Dependence of Stress Relaxation in the Absolutely Dried Condition 160
Masami FUSHITANI
Effect of Delignifying Treatment on Static Viscoelasticity of Wood. IV. Strain Dependence of Stress Relaxation and Stress Dependence of Creep 166
Note
Shinsuke FUJITA, Akira TAKAHASHI
Tensile Strength and Modulus of Elasticity of Wood Stretched during Drying 172
Short Communication
Takesi SADOH
Plasticization of Wood Using Tetraethylene Pentamine 175
Abstracts
Proceedings of the Society 176
Volume 14, Number 4 (1968)
Original Articles
Masao KAWAGUCHI, Gen-ichi NAKAMURA
Study on the Photo-Electric Analysis of Annual Ring Structure 181
Akira TAKAHASHI
Strain Determination of Wood by Using Photoelastic Coating Technique. IX. Strain Distribution on Wood with a Loose Knot Applied to Compression 191
Tadashi NOBUCHI, Hiroshi HARADA
Electron Microscopy of the Cytological Structure of the Ray Parenchyma Cells Associated with Heartwood Formation of Sugi (Cryptomeria japonica D. DON) 197
Masami FUSHITANI
Effect of Swelling Treatment on Stress Relaxation of Wood 203
Masami FUSHITANI
Effect of Heat-Treatment on Static Viscoelasticity of Wood 208
Takafusa HARAGUCHI
Degradation of Lignin by Wood-Rotting Fungi. II. Effect of Aromatic Acids and Guaiacyl Compounds on the Degradation of Lignin by Pycnoporus coccineus 214
Noritsugu TERASHIMA, Masato TAMAO, Takashi KANDA
Polarography of Lignin. XI. Sulfate Cooking of Model Compounds and Polarographic Properties of the Cooking Products 220
Minoru TANIGUCHI, Kanji NAKATO, Nobuo SHIRAISHI
Dependence of Molecular Weight about Adsorption of Polyvinyl Acetate on Wood Surface 227
Notes
Yukio OKAMOTO, Sohan RI, Junzo NAKANO, Nobuhiko MIGITA
Alkali Lignins from Black Liquors of Vapor Phase and Liquid Phase Alkaline Cookings 233
Abstracts of Discussions at the Symposia in the 18th Conference of Japan Wood Research Society
Research Materials
Abstracts
Book Review
Proceedings of the Society 245
Volume 14, Number 5 (1968)
Original Articles
Nobuyuki HIRAI, Munehiro DATE, Eiichi FUKADA
Studies on Piezoelectric Effect of Wood. I. 247
Nobuyuki HIRAI, Munehiro DATE, Eiichi FUKADA
Studies on Piezoelectric Effect of Wood. II. Modification of Crystal Structure 252
Hiroto IMAMURA, Kanji NAKATO, Takesi SADOH
On the Moisture Permeability of the Polyurethane Resin Paint Film under Elongated State 257
Sadaaki OHTA, Haruto WATANABE, Tsutomu MATSUMOTO, Juichi TSUTSUMI
Studies on Mechanical Properties of Juvenile Wood. II. Variation of Fundamental Structural Factors and Mechanical Properties of HINOKI trees (Chamaecyparis obtusa SIEB. et ZUCC.) 261
Masaharu SUZUKI
Mechanical Deformation of Crystal Lattice of Cellulose in HlNOKI Wood 268
Norio TAKAMURA
Studies on Hot Pressing and Drying Processes in the Production of Fibreboard. IV. Nature of Interfibre Bonding in Board Structure (1) 276
Isao ABE, Minoru KUBOTA, Akio NUNOMURA, Shigeru MORI
Researches in the Lignin-Phenol Resings Using Wood Hydrolysis Lignin with Conc. Sulfulic Acid. II. Degradation of Hydrolysis Lignin in Alkaline Media 283
Seika TAI, Junzo NAKANO, Nobuhiko MIGITA
Studies on Utilization of Lignin. VIII. Activation of Thiolignin with Formaldehyde 289
Notes
Hiroyuki IMAMURA, Yuko TANNO, Toshio TAKAHASHI
Isolation and Identification of Four Isoflavone Derivatives from Eurasian Teak (Pericopsis sp.) 295
Abstracts
Proceedings of the Society 298
Volume 14, Number 6 (1968)
Original Articles
Takanori ARIMA
Studies on Rheological Behavior of Wood Particle Mat. I. 299
Takanori ARIMA
Studies on Rheological Behavior of Wood Particle Mat. II. 304
Norio TAKAMURA
Studies on Hot Pressing and Drying Processes in the Production of Fibreboard. V. Nature of Interfibre Bonding in Board Structure (2) 309
Yoshihiko HIRASHIMA
Study on Bending of Wooden Plates. Rectangular Plate with Two Opposite Edges Simply Supported and the Other Two Free 317
Tomotaka YOSHIMOTO, Kyoji MINAMI
Photodegradation of Wood. VI. Photodegradation of Cellulose in Wood 324
Akira YAMAGUCHI, Tadakazu HIROI, Satoshi TAKAHASHI, Makoto MIYAZAKI
Studies on Lignin. VII. Qualitative Gas Chromatogrophy of Phenylpropane Derivatives 328
Murao SOGO, Katsumi HATA
Chemical Studies on the Bark. XVI. On the Aromatic Nuclei of Undissolvable Bark Lignin 334
Kenzo TANEDA, Isamu HASEGAWA
Demethylation of Lignin in Alkaline Aqueous Solution Containing Sulfur. I. Demethylation Rate 339
Notes
Tsunekiyo TADA, Tomoichiro NAKATSUKA
Wood Extractives of Asunaro 344
Abstracts
Proceedings of the Society 346
Volume 14, Number 7 (1968)
Original Articles
Nobuo SHIRAISHI, Yutaka ISHIMARU, Kanji NAKATO, Tokuo YOKOTA
Preferential Adsorption of Polymer Mixtures on Wood Surface 347
Takesi SADOH
Mechanism of Dimensional Stabilization of Wood by Polyethylene Glycol Treatment 353
Takeshi OKANO
On the Relation between Micell Angle and X-Ray Diffraction Diagrams 358
Norio TAKAMURA
Studies on Hot Pressing and Drying Processes in the Production of Fibreboard. VI. Relating the Modulus of Rupture and Water Absorption to the Specific Gravity of Board 363
Yoshihiro MATAKI
Studies on the Mechanism of Thermal Conversion in the Pulp Sheet during Hot Pressing of Fibreboard. IX. The Elucidation of Board Formation Mechanism on the Basis of Board Properties” 368
Kazumasa SHIMIZU, Fumiyuki TERATANI, Kango MIYAZAKI
Effect of the Thermal Treatment on Wood Hemicelluloses. II. The Change of Xylan by Heating 376
Kenzo TANEDA, Isamu HASEGWA
Demethylation of Lignin in Alkaline Aqueous Solution Containing Sulfur. II. Identification of the Extracts from Reaction Products by Paper Chromatography 382
Akira HAYASHI, Tadayuki UEKITA
Demethylation of Lignin during Pulping I. 1-Cyclopentene Carboxylic Acid from Guaiacol and Lignin (1) 387
Notes
Tohjun TAKASHIMA, Masuto OGUSHI, Yasuhiro KIUCHI, Fusako AKABANE
The Occurrence of Savinin in Heart Wood of Chamaecyparis pisifera ENDL. 391
Abstracts
Proceedings of the Society 393
Volume 14, Number 8 (1968)
Original Articles
Tomio TAKEMURA, Yasushi KANAGAWA, Kanji NAKATO
An application of the Theory of Relaxation during Drying to Wood Plasticization 395
Shoji SUDO
Variation in Tracheid Length in AKAMATSU (Pinus densiflora SIEB. et ZUCC.). IV. Variation in Tracheid Length in AKAMATSU from a Stand in Tohoku District 401
Tomio TAKEMURA
Plastic Properties of Wood in Relation to the Non-Equilibrium States of Moisture Content (re-continued) 406
Kokki SAKAI, Sadakichi KISHIMOTO
Delignification in Peracid Bleaching. II. Functional Group Contents and Molecular Weight 411
Koichi OGIYAMA, Tamio KONDO
On the Pinoresinol Type of Structural Units in Lignin Molecule. IV. The Changes of Dilactone-yield during Enzymatic Dehydrogenation 416
Akira HAYASHI, Yasutoshi KAKIZAWA
Milled Wood Hemicellulose. II. 421
Ynji KAI, Motohiro SHIMIZU
On the Phenolic Constituents from Cryptomeria japonica D. DON. IV. The Structure of Sugiresinol (2) 425
Ynji KAI, Motohiro SHIMIZU
On the Phenolic Constituents from Cryptomeria japonica D. DON. V. The Structure of Hydroxysugiresinol 430
Notes
Susumu MIZUMOTO
On the Relative Durability of some Broad-Leaved Woods to Fungal Attack 434
Short Commumications
Takuma YANAGAWA, Yoshiyuki HlROSE, Tomoichiro NAKATSUKA
Terpenoids. XVIII. The Structures of New Triterpenes from the Wood of Kapur (Dryobalanops sp.) 440
Minoru MASUDA, Hikaru SASAKI, Takamaro MAKU
Computer Analysis of Orthotropic Plates 441
Abstracts
Proceedings of the Society 443