Volume 19, Number 1 (1973)

Review

Kazuo SUMIYA
Cell Wall Extension on a Physical View     1

Original Articles

Yan-san HUANG, Daikuro HAYASHI
Basic Analysis of Mechanism in Wood-cutting     7

Mikio SHIMADA, Hidehumi FUSHIKI, Takayoshi HIGUCHI
Mechanism of Biochemical Formation of the Methoxyl Groups in Softwood- and Hardwood Lignins     13

Akira YAMAGUCHI, Makoto MIYAZAKI, Akira SAKAKIBARA
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. I. Monomers in the Degradation Products of Conifer Wood Meal     23

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. II. Degradation of MWL and LCC and Their GLC Analysrs     29

Notes

Masami FUSHITANI
Study of Molecular Orientation in Wood by Fluorescence Method     35

Shigetoshi OMORI, Akira SAKAKIBARA
Isolation of Two Lignans from Ezomatsu (Picea jezoensis)     41

Preliminary Reports

Minoru TERAZAWA, Hiroshi OKUYAMA, MotoMIYAKE
Isolation of Hirsutanonol and Hirstenone, Two New Diarylheptanoids from the Green Bark of Keyamahannoki, Alnus hirsuta Turcz.     45

Minoru TERAZAWA, Takuya KOGA, Hiroshi OKUYAMA, Moto MIYAKE
Isolation of Platyphyllonol, a New Diarylheptanoid from the Green Bark of Shirakanba, Betula platyphylla Sukatch. var. japonica Hara     47

Proceeding of the Society


Volume 19, Number 2 (1973)

Original Articles

Osamu SAWABE, Kazuo MORI, Tamotsu TAKEUCHI
Micro-pore Structure in Cell Wall of Wood     55

Akiyoshi MISHIRO
Studies on the Swelling Pressure of Wood. II. The Effect of Initial Moisture Content of Wood     63

Fusako ABE
Studies on the Thermal Properties of Wood and Woody Materials. IV. Thermal Expansion for Wood     69

Takanori ARIMA
Creep in Process of Temperature Changes. III. Prediction of Creep Curves in Process of Elevated Temperature     75

Shu MORIIZUMI, Masami FUSHITANI, Jisuke KABURAGI
Viscoelasticity and Structure of Wood. II. Relationships between Fluctuation in Fine Structure in Tree Trunk and Stress Relaxation     81

Hiroto IMAMURA
Internal Stress in Paint Film     89

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. III. Re-examination of Reaction Conditions     95

Preliminary Report

Mieko HASHI, Takayasu TAKESHITA
Hypocholesterolemic Effect of Wood Hemicelluloses on Cholesterol-fed Rats     101

Foreign Societies News

Abstracts

Proceeding of the Society


Volume 19, Number 3 (1973)

Original Articles

Shu MORIIZUMI, Masami FUSHITANI, Jisuke KABURAGI
Viscoelasticity and Structure of Wood. III. Temperature Dependence of Stress Relaxation in Water-saturated Condition     109

Yoshihiro MATAKI, Shin-ichi HIRANO
A Fundamental Study on Mechanical Handling of Wood Particles. I. The Behavior of Pressure Transmitted by the Plunger to the Wood Particle Layer Charged in the Cylindrical Vessel     117

Kazuhiko SAMESHIMA, Masashi SUMIMOTO, Tamio KONDO
The Color of Waste Liquor from Pulp Industry. III. The Interaction of Cl2-oxylignin with Metal Salts     125

Motoo MATSUKURA, Akira SAKAKIBARA
Hydrogenolysis of Protolignin. V. Isolation of Some Demeric Compounds with Carbon to Carbon Linkage     131

Motoo MATSUKURA, Akira SAKAKIBARA
Hydrogenolysis of Protolignin. VI. Isolation of a New Trimeric Compound with Carbon Linkage     137

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. IV. Examinations on Some Model Compounds (1)     141

Note

Haruhiko YAMAGUCHI, Motoi OTA
The Improvement of Wood with Isocyanate Compound     149

Foreign Societies News

Abstraets

Proceeding of the Society


Volume 19, Number 4 (1973)

Original Articles

Hiromu KANEDA, Takamaro MAKU
Studies on the Weatherability of Composite Wood. I. A Few Changes of Material Property of Lauan Plywood by Exterior Exposure     157

Ken-ichi SUDO, Akira SAKAKIBARA
Hydrogenolysis of Protolignin. VII. Isolation of D, L-Syringaresinol, Biphenyl, and Diarylpropane from Hardwood Lignin     165

Motoo MATSUKURA, Akira SAKAKIBARA
Hydrogenolysis of Proto]ignin. VIII. Isolation of a Dimer with Cβ-Cβ’, Linkage and a Biphenyl     171

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium m Liquid Ammonia. V. Examinations on Some Model Compounds (2)     177

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. VI. Components in Ether Soluble Fraction     185

Ken-ichi KURODA, Kokki SAKAI, Tamio KONDO
On Ammobenzenesulfonate Lignin. I. The Relation of Functional Groups and Water-solubility of Aminobenzenesulfonate Lignin     195

Preliminary Report

Ken-ichi SUDO, Akira SAKAKIBARA
Isolation of New Dimeric and Trimeric “Condensed Type” Compounds from Hydrogenolysis Products of Protolignin     201

Foreign Societies News

Proceeding of the Society


Volume 19, Number 5 (1973)

Review

Shin TERAZAWA
The Important Problems on Kiln Drying     207

Original Articles

Hiromu KANEDA, Takamaro MAKU
Studies on the Weatherability of Composite Wood. II. An Observation of Surface Deterioration of Lauan Plywood by Exterior Exposure     215

Fujiichi SAITO
Spring Back of Hot Pressed Wood in Humidification and Water-soaking Tests     221

Song-Young WANG
Studies on the Assembled Body of Wood in the Transverse Compression. II. Distribution of Strain by Using Photoelastic Coating Technique     227

Takeshi SADOH, Ryuzo KATO, Shin-ichi MURAOKA
Viscoelastic Properties of Wood in Swelling Systems. I. Viscoelastic Properties of Wood Swollen with Formamide     233

Nobuo SHIRAISHI, Koji SUMIZAWA, Tokuo YOKOTA
The Interaction of Wood with Organic Solvents. IV. Some Additional Characterization of Woods Acetylated after Pretreatments with Organic Solvents     241

Proceeding of the Society


Volume 19, Number 6 (1973)

Original Articles

Akiyoshi MISHIRO
Studies on the Swelling Pressure of Wood. III. The Effect of Initial Stress on the Swelling Pressure of Wood     255

Fuji-ichi SAITO
Swelling Pressure of Hot Pressed Wood     261

Yaomi KUMAGAI, Takeo OHUCHI, Masataka ONO
Thermogravimetric Analysis of Woods     265

Takeshi FURUNO, Teruo GOTO
Structure of the Interface between Wood and Synthetic Polymer. III. The Penetration of IVIMA Monomer into Woody Cell Wall     271

Isao SAKATA, Namiko MIYATA, Ryoichi SENJU
Redox-initiated Grafting of Vinyl Monomers onto Pre-oxidized Woody Fibers in the Presence of Ferrous Ion     275

Feng-Jyi CHANG, Tamio KONDO
Brightness Reversion of Pulps. IV. Formation Process of Coloring Substances and Their Characteristics     285

Hiroyuki IMAMURA, Yasuhira HIBINO, Hideo OHASHI
The Extractives of Japanese Cladrastis Species. I. Structures of Two New Isoflavones, Fujikinetin and Fujikinin from the Bark of Cladrastis platycarpaMakino     293

Preliminary Report

Toru YAMASAKI, Katsumi HATA, Takayoshi HIGUCHI
Dehydrogenation Polymer of Sinapyl Alcohol     299

Proceeding of the Society


Volume 19, Number 7 (1973)

Original Articles

Kazutoshi HAMAMOTO, Minoru MORI
Fundamental Studies on Low Frequency Cutting of Wood. V. Effects of Vibratory Factors on Service Life of Coated Abrasives in Vibratory Sanding     305

Tatsuyoshi KOGA, Nobuo NANASAWA
Life Characteristics of Tungsten Carbide Tipped Circular Saw. I. Effects of Machining Factors and Tip Materials     311

Tatsuyoshi KOGA, Nobuo NANASAWA
Life Characteristics of Tungsten Carbide Tipped Circular Saw. II. Effect of Cutting Speed     317

Yutaka ISHIMARU, Fukuji TODA
Preferential Adsorption of Polymer Mixtures on Wood Surface. II. Adsorption of Polyvinyl Acetate-Polymethyl Acrylate on Wood     323

Tadashi KANO, Shuji HOSOYA, Junzo NAKANO
On the Brightening of Lignin in Cold Soda Pulp during Peroxide Bleaching     331

Notes

Yasuhiko HIRABAYASHI, Toshio TAJIMA
Influence of Hemicellulose on the Relation of Physical Properties of Sheet with Sheet Density     335

Makio HASUIKE
Evaluation of Water Retention Values (W.R.V.) for Earlywood and Latewood Pulps     343

Preliminary Report

Shiryo YAGA
Termiticidal Activity of Immature Fruit Juice from Papaya     349

Proceeding of the Society


Volume 19, Number 8 (1973)

Review

Hajime OKAMOTO
Thermal Degradation of Cellulose on a View Point of Chemical Kinetics     353

Original Articles

Hiroshi SAIKI
Electron Microscopy of Wood Cell Wall Impregnated with Aqueous Solution of Silver Nitrate     367

Ryushi KITAHARA, Tsutomu MATSUMOTO
Mechanism of Damping in Wood     373

Kazutoshi HAMAMOTO, Minoru MORI
Fundamental Studies on Low Frequency Cutting of Wood. VI. Rate of Material Removal and Surface Roughness of Workpiece in Vibratory Sanding     379

Shigeru SUGIYAMA, Minoru MORI
Fundamental Studies on Mechanism of Veneer Cutting. III. Numerical Analysis of Stress Distribution in Workpiece under Pressure Bar Compression (1)     385

Hiroto IMAMURA
The Internal Stress in the Paint Film Caused by Swelling of the Painted Wood     393

Note

Ikuo FURUKAWA, Hiroshi SAIKI, Hiroshi HARADA
Continuous Observation of Tensile Fracture Process of Single Tracheid by Scanning Electron Microscope     399

Proceeding of the Society


Volume 19, Number 9 (1973)

Original Articles

Syoji SUDO
Variation in Tracheid Length in Akamatsu (Pinus densiflora Sieb. et Zucc.). IX. Effects of Growth on Tracheid Length     405

Seizo FUJIKAWA, Shigeo ISHIDA
Study on the Pit of Wood Cells Using Scanning Electron Microscopy. IV. The Membrane Structure of Bordered Pit in Coniferae     413

Yasuhide MURASE, Motoi OTA
Studies on the Frictional Characteristics of Wood. I. The Explanation Based on the Adhesion Component and Deformation Component     421

Shigeru SUGIYAMA, Minoru MORI
Fundamental Studies on Mechanism of Veneer Cutting. IV. Numerical Analysis of Stress Distribution in Workpiece under Pressure Bar Compression (2)     427

Takanori ARIMA
Differential Scanning Calorimetry of Wood and Wood Components. I. Thermogravimetry and Differential Scanning Calorimetry of Wood     435

Takanori ARIMA
Differential Scanning Calorimetry of Wood and Wood Components. II. Thermogravimetry and Differential Scanning Calorimetry of Wood Components     443

Toshimi HIRATA, Hiroshi ABE
Pyrolyses of Wood and Cellulose, and Effects of Inorganic Salts on the Pyrolyses, Measured by Thermogravimetric and Differential Thermal Analysis Techniques. I. Kinetics of the Pyrolyses of Untreated Wood and Cellulose in vacuo     451

Proceeding of the Society


Volume 19, Number 10 (1973)

Original Articles

Toshiyuki GOTO, Hiroshi HARADA, Hiroshi SAIKI
Cross-sectional View of Microfibrils in Valonia ( Valonia macrophysa)     463

Chiaki TANAKA, Toshio SAKURAI, Takashi HORIE
Vibration and Noise of Hand Feed Planer. IV. Relation between Vibration and Noise in Planing     469

Takanori ARIMA
Differential Scanning Calorimetry of Wood and Wood Components. III. Effects of Wood Components on Thermal Decomposition of Wood     475

Toshimi HIRATA, Hiroshi ABE
Pyrolyses of Wood and Cellulose, and Effects of Inorganic Salts on the Pyrolyses, Measured by Thermogravimetric and Differential Thermal Analysis Techniques. II. Pyrolyses of Woods and Celluloses Treated with Diammonium Phosphate and Ammomum Bromlde in vacuo     483

Takashi HANDA, Nobuyoshi OTSUKA, Hirofumi AKIMOTO, Yasuhisa IKEDA, Minoru SAITO
Characterization on the Electron Beam Induced Polymerization of Monomers in Wood. I. Effect of Moisture in the Polymerization of Vinyl Monomer in Presoaked Beech-veneer     493

Yozo SHIOTA, Kanji NAKATO
Gamma Ray-induced Polymerization of Methyl Methacrylate Vapour onto Wood Observation of the Polymer Morphology Formed onto Wood Surface     499

Akira YAMAGUCHI
Degradation of Lignin with Metallic Sodium in Liquid Ammonia. VII. Components in Acetone Soluble Fraction     507

Proceeding of the Society


Volume 19, Number 11 (1973)

Review

Koichi NISHIMOTO
Physiological Active Substances on Termite     515

Original Articles

Akira TAKAHASHI, Yukiyoshi MURAKAMI, Arno P. SCHNIEWIND
Relationship between Specific Gravity and Absorbed Energy in Impact Bending     521

Tomoyasu SAKUNO, Teruo GOTO
Studies on the Impact Strength of Adhesives. IV. Estimation of Wood-Glue Joint by Impact Load (1)     533

Toshimi HIRATA, Hiroshi ABE
Pyrolyses of Wood and Cellulose, and Effects of Inorganic Salts on the Pyrolyses, IVleasured by Thermogravimetric and Differential Thermal Analysis Techniques. III. Pyrolyses of Woods and Celluloses Treated with Sodium Tetraborate and Sodium Chloride in vacuo     539

Makio HASUIKE
On the Physical Properties and Macrostructure of Earlywood and Latewood Pulp Sheets     547

Notes

Shitomo MAMADA, Yoshihiro KAWAMURA
Ueber die Dynamische Viskoelastizität an der Bambusart     555

Susumu MIBAYASHI, Akira KURUSHIMA, Akira TORIKI
The Inhibitory Effect on the Polymerization of the Unsaturated Polyester Resin and Styrene by the Extractives from the Heartwood of Sugi (Cryptomeria japonica D. Don)     561

Proceeding of the Society


Volume 19, Number 12 (1973)

Original Articles

Syoji SUDO
Variation in Tracheid Length in Akamatsu (Pinus densiflora Sieb. et Zucc.). X. Tracheid Length of One-year-old Branches and the First Rings of the Stems in Relation to Growth and Possibility of its Estimate     569

Morihiko TOKUMOTO
Moisture-recovery of Drying Set. I. Swelling Behaviors of Set Wood     577

Morihiko TOKUMOTO
Moisture-recovery of Drying Set. II. Effect of Quantity of Adsorbed Moisture and Dry-wet Cyclings on Set Recovery in Wood     585

Seiichi YASUDA, Yuzo KINOSHITA, Michio HANZAWA
Phenolic Constituents of Akinire, Ulmus parvifolia Jacq.     593

Hideo OHASHI, Hiroyuki IMAMURA
Resin Exudates of the Diseased Japanese Cypress (Chamaecyparis obtusa Endl.). II. Chemical Comparison between Resin Exudates from the Diseased and the Artificially Injured Japanese Cypresses     599

Ken-ichi KURODA, Kokki SAKAI, Tamio KONDO
On Aminobenzenesulfonate Lignin. II. Cooking of Dioxane Lignin with Sodium Metanilate     605

Preliminary Report

Ryutaro TANAKA, Tetsuo KOSHIJIMA
Isolation of Acetyl Mannotriose from Enzymic Degradation Products of Acetyl Glucomannan     611

Foreign Societies News

Abstracts

Proceeding of the Society