Volume 13(1967)
Volume 13, Number 1 (1967)
Original Articles
Atsuo TANAKA, Kiyomine TAKASHIMA
Studies on the Powdered-Dry Bonding Process in the Manufacture of Plywood. V. On the Effects of Hardner and Wood on the Exothermic Behaviour of Urea-Resin Adhesive 1
Atsuo TANAKA, Kiyomine TAKASHIMA
Studies on the Powdered-Dry Bonding Process in the Manufacture of Plywood. VI. On the Effects of Urea and Melamine Addition on the Exothermic Behaviour of the Urea Resin Adhesive 6
Nobue TANAKA, Moritami YASUE, Hiroyuki IMAMURA
The Chemistry of Wood Extractives. XVI. Constituents of Mansonia altissima (II) 12
Nobue TANAKA, Moritami YASUE, Hiroyuki IMAMURA
The Chemistry of Wood Extractives. XVII. Constituents of Mansonia altissima (III) 16
Bunichiro TOMITA, Yoshiyuki HIROSE, Tomoichiro NAKATSUKA
Terpenoids. X. Effects of γ-Ray Radiation on α-Pinene 20
Akira HAYASHI, Yoshifumi NAKAMURA
Studies on Lignosulfonate. XXVI. Demethylation Lignin during the Pulping Process 24
Notes
Junzo NAKANO, Chiyoko TAKATSUKA, YoshikoTANIGUCHI, Nobuhiko MIGITA
On the Structure of Aromatic Nuclei of Leaf Lignin from Hardwood 28
Abstracts
Proceedings of the Society 30
Volume 13, Number 2 (1967)
Original Articles
Hiroshi SAIKI, Kanji NAKATO
On the Relation between Shrinkage of Latewood and Cel-1 Wall Maturation 31
Takanori ARIMA
The Influence of High Temperature on Compressive Creep of Wood 36
Takesi SADOH
The Dimensional Changes of Wood during Polyethylene Glycol Treatment and Some Elastic Properties of the Treated Wood 41
Yoshiro MATAKI, Motoi OTA
Studies on the Mechanism of Thermal Coversion in the Pulp Sheet during Hot Pressing of Fiberboard. IV. Effects of the Dimensions of Wood Fibers on the Temperature Transition and the Moisture Distribution m the Wet Pulp Sheet 46
Shuji ENOMOTO, Keigo KOJIMA
Studies on the Mechanism of Dry Process Board Formation. III. Consideration of the Mechanism of Dry Process Board Formation 52
Shuji ENOMOTO, Keigo KOJlMA
Studies on the Mechanism of Dry Process Board Formation. IV. Experimental Proofs on the Theory of Dry Process Board Formation (I) 56
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
On the Condensation Manner of Phenol in Phenol Modified Thiolignin by Using the Infrared Spectrum 60
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
On the Dispersing Effect of Lignosulfonate and Carbohydrate Sulfonate in Sulfite Pulping Waste Liquor (Part 1) 65
Notes
Toyonobu SUGAWA
Contributions to the Knowledge on the Wood Anatomy of Dipterocarpaceae. Occurrence of Horizontal Intercellular Canals m Rays of the Secondary Xylem of Shorea kalunti MERR. 71
Proceedings of the Society 76
Volume 13, Number 3 (1967)
Original Articles
Tomio TAKEMURA
Plastic Properties of Wood in Relation to the Non-Equilibrium States of Moisture Content (continued) 77
Shuji ENOMOTO, Keigo KOJIMA
Studies on the Mechanism of Dry Process Board Formation. V. Experimental Proofs on the Theory of Dry Process Boad Formation (Part II) 82
Shuji ENOMOTO, Keigo KOJIMA
Studies on the Mechanism of Dry Process Board Formation. VI. Density Distribution of Board at Thickness Direction and Essence of “Rock-like Structure” 87
Kyoji MlNAMI, Motoki KONDO, Tomotake YOSHlMOTO
Photo-degradation of Wood. I. Imperfect Hardening of Cement Caused by Moulding with Wood Board Exposed to Sunlight 91
Tomotaka YOSHIMOTO, Kyoji MINAMI, Motoki KONDO
Photo-degradation of Wood. II. Imperfect Hardeninga of Cement Caused with Reducing Substances Produced in Wooden Moulding Board Exposed to Sunlight 96
Seika TAY, Masao NAGATA, Junzo NAKANO, Nobuhiko MIGITA
Studies on Utilization of Lignin. IV. Epoxidation of Thiolignin 102
Junzo NAKAO, Shokun KA, Kunio KATO, Nobuhiko MIGITA
Studies on Arylglycero 1-β-Arylether Structure in Hardwood Lignin 108
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
On the Dispersing Effect of Lignosulfonate and Carbohydrate Sulfonate in Sulfite Pulping Waste Liquor (Part 2) 113
Akio KOBAYASHI, Tadaaki HAGA, Isao YAMAKAWA, Koichiro SATO
On the Dispersing and Air Entraining Effect of Lignosulfonate 118
Notes
Yoshiyuki HIROSE, Tomoichiro NAKATSUKA
Terpenoids. XII. The Occurrence of Nezukone in the Wood of Thuja plicata DONN 123
Short Communications
Kenji IIYAMA, Junzo NAKANO, Nobuhiko MIGITA
The Resolution of Electronic Spectra of Milled Wood Lignin and Thiolignin 125
Kinji SHIMADA, Moritami YASUE, Hiroyuki IMAMURA
The structure of Mansonone I, a New Pigment from Mansonia altissima 126
Abstracts
Proceedings of the Society 130
Volume 13, Number 4 (1967)
Original Articles
Motoi OTA, Yoshiyuki TSUBOTA
Studies on the Fatigue of 2-Ply Laminated Wood. IV. Several Investigations on the Fatigue of 2-ply Laminated Wood Subjected to Repeated Bending Load 131
Motoaki OKUMA, Masaki SHlNOZUKAI
Studies on Mechanical Properties of Plywood. VI. Effect of Adhesives on Young’s Modulus in Bending of Plywood 138
Shuji ENOMOTO, Keigo KOJIMA
Studies on the Mechanism of Dry Process Board Formation. VII. Board Manufacturing Process and Structure of it 144
Shuji ENOMOTO, Keigo KOJIMA
Studies on the Mechanism of Dry Process Board Formation. VIII. On the Process of Board Formation during Hot-pressing 150
Jenn-Yang PENG, Kyoji MlNAMI, Tomotaka YOSHIMOTO
Photo-degradation of Wood. III. Photo-degradation of Hemicellulose 155
Takuma YANAGAWA, Yoshiyuki HlROSE, Tomoichiso NAKATSUKA
Terpenoids. XIII. Constituents of the Wood of Thujopsis dolabrata SIEB. et ZUCC. 160
Makoto USUDA,Atsushi STAITO, Tokio YAMAURA, Nobuhiko MIGITA
Effect of Morphological Factors on the Reactivity of Pulp in Emulsion Xanthation 165
Abstracts
The plan of Activities of the Society
Proceedings of the Society 175
Volume 13, Number 5 (1967)
Original Articles
Haruto WATANABE, Tsutomu MATSUMOTO, Nobuyuki KINOSHITA, Hiroya HAYASHI
Acoustical Study of Wood Products. I. On the Normal Absorption Coefficient of Wood 177
Shuji ENOMOTO
Studies on the Mechanism of Dry Process Board Formation. IX. Improvement of Dry Process Hardboard (Part I) 183
Yoshiso MATAKI, Motoi OTA
Studies on the Mechanism of Thermal Conversion in the Pulp Sheet during Hot Pressing of Fiberboard. V. Effects of Hot Pressing Condition on the Structure of Fiberboard 188
Akira HAYASHI, Yoshifumi NAMURA, Tadayuki UEKITA
Studies on Lignosulfonate. XXVII. Demethylation of Lignosulfonate during the Gelling Reaction with Dichromate 194
Akira HAYASHI, Hiroshi MINARl
Studies on Lignosulfonate. XXVIII. Darkening of Lignosulfonate with Heavy Metalic Ions 198
Saisei MlYAO, Junzo NAKANO, Chiyoko TAKATSUKA, Nobuhiko MIGITA
Studies on Polysulfide Cooking. V. Stabilization of Hemicellulose to Hot Alkaline Solution by Treatment with Polysulfide 202
Junzo NAKANO, Migaku SUZUKI, Setsuo SAHEKI, Mobuhiko MIGITA
Effect of Alkaline Cooking on Lignin. IX. Model Experiments on the Cleavage of Arylalkyl-β-arylether 208
Akio KOBAYASHl, Tadaaki HAGA, Isao YAMAKAWA, Koichiro SATO
On the Air Entraining Effect of Lignosulfonate 213
Abstracts of Discussions at the Symposia in the 17th Conference of Japan Wood Research Society
Abstracts
Proceedings of the Society 224
Volume 13, Number 6 (1967)
Original Articles
Tokuo YOKOTA
Diffusion of Non-Swelling Gas through Wood 225
Genichi NAKAMURA
Effect of Rotation of Saw Spindle to Cutting Force in Circullar Sawing 232
Motoaki OKUMA, Kenzo TERUl
Studies on the Mechanical Properties of Plywood. VII. Properties of the Core Veneer and Rolling Shear Strength of Plywood 238
Haruo YAMADA
On the Changes of the Properties of Hardwood during Hot Pressing Process. II. The Changes of Board Crystallinity with the Hot Pressing Temperature 242
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
The Dispersing Effect of Lignosulfonates upon Aqueous Saspension of Barium Carbonates 246
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
The Properties of Hardwood Lignosulfonate as a Dispersing Agent 252
Seika TAI, Junzo NAKANO, Nobuhiko MIGITA
Studies on Utilization of Lignin. V. Adhesive from Lignin Epoxide 257
Notes
Akira HAYASHI, Yasutoshi KAKIZAWA, Terumasa HIRAYAMA
Milled Wood Hemicellulose. I. 263
Short Communications
Koji MURAKAMI
The Structure of Thujastadin, a New Lignin from Thuja standishii (GORD.) CARR 265
Research Materials
Abstracts
Proceedings of the Society 268
Volume 13, Number 7 (1967)
Original Articles
Takayoshi HIGUCHI, Mikio SHIMADA, Koji WATANABE
Studies on the Mechanism of Heartwood Formation. V. Change in the Pattern of Glucose Metabolism in Heartwood Formation 269
Takayoshi HIGUCHI, Mikio SHIMADA, Koji WATANABE
Studies on the Mechanism of Heartwood Formation. VI. On the Artificial Heartwood of Cryptomeria japonica and Pinus densiflora 274
Atsuo TANAKA, Masatoshi KAMITANl
Studies on the Dry Bonding Process with Powdered Urea Resin in the Manufacture of Plywood. VIII. On the Extracting Behaviours of Powdered Resin Adhesive in the Progressive Stage of the Condensation 279
Atsuo TANAKA, Masatoshi KAMITANl
Studies on the Dry Bonding Process with Powdered Urea Resin in the Manufacture of Plywood. IX. On the Relationship between the Degree of Cure of Powdered Urea Resin Adhesives and the Bond Strength of Plywood 284
Shuji ENOMOTO
Studies on the Mechanism of Dry Process Board Formation. X. Improvement of Dry Process Hard Board (Part II) 290
Hiroyuki IMAMURA, Hiroshi KUROSU, Toshio TAKAHASHI
The Chemistry of Wood Extractives. XVIII. The Heartwood Constituents of Rhus japonica L. 295
Murao SOGO, Katsumi HATA
Chemical Studies on the Bark. XV. On the Permanganate Oxidation of Bark Phenolic Acid, Tannin, and Björkman Lignin isolated from Bark of Some Tree Species 300
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
On the Properties of Thiolignin Modified with Phenol as a Raw Material of Phenolic Resin 306
Akio KOBAYASHI, Tadaaki HAGA, Koichiro SATO
On the Reaction between Phenol Medified Thiolignin and Hexamethylenetetramine 312
Note
Yoshiro KINOSHITA, Tae OKI, Hisao ISHIKAWA
On the Oxidative Degradation of Guaiacylglycerol with Peracetic Acid 319
Abstracts
Proceedings of the Society 322
Volume 13, Number 8 (1967)
Original Articles
Takesi SADOH, Hiroyuki URAKAMI
Rheological Properties of Wood Treated with Polyethylene Glycol. I. Comparison between the Rheological Properties of PEG-Treated Wood and of Water-Sorbed Wood 323
Takesi SADOH, Hiroyuki URAKAMI
Rheological Properties of Wood Treated with Polyethylene Glycol. II. Effect of Moisture Content and Moisture Content Change 327
Yoshihiro MATAKI, Motoi OTA
Studies on the Mechanism of Thermal Conversion in the Pulp Sheet during Hot pressing of Fiberboard. VI. On the Behaviour of Relaxation of Specific Pressure 331
Shuji ENOMOTO
Studies on the Mechanism of Dry Process Board Formation. XI. Preparation of Low Density Board (Part 1) 336
Shuji ENOMOTO
Studies on the Mechanism of Dry Process Board Formation. XII. Preparation of Low Density Board (Part 2) 341
Koichi OGlYAMA, Tamio KONDO
On the Pinoresinol Type of Structural Unit in Lignin Molecule. II. Synthesis of dl-Pinoresinol and dl-epipinoresinol 345
Kazuhiko SAMESHIMA, Daikichiro OKUMURA, Hiroshi KAWANO, Tamio KONDO
Studies on the Intermediate Zone of Sugi Wood. II. Some Physiological Activities of Xylem Tissue (2) 349
Tetsuo KOSHIJIMA, Einosuke MURAKI
Radial Grafting on Lignin (II). Grafting of styrene into Lignin by Initiators 355
Note
Yoshiyuki HIROSE, Yoshikatsu SAYAMA, Tomoko IGARASHI, Tomoichiro NAKATSUKA
Terpenoids. XIV. Composition of the Essential Oil from the Wood of Kapur (Dryobalanops sp.) 359
Abstracts
Proceeding of the Society