Journal of the Japan Society of Polymer Processing
CONTENTS MARCH Vol.4 No.3 1992

Special Issue on Recent Progresses in Processing Technologies for Hollow Plastic Parts

Technical Note
Fusible Core Process: Jun-ichi Nakamura / Takayuki Mizuo / Toshio Nakamura, 135
Welding Assembly of Complex Shape Injection Parts by Vibration Welding Method: Kohei Tajima, 141
Fundamentals and Applications of Rotational Molding Technique: Jisaku Miyaji / Kenji Iwakura, 146
A Blow Molding Process for Double Walled Products: Norio Shin, 153

Technical Data
Collapsible Core: Masao Shiotani, 159

Special Lecture
Extrusion - Theory and Practice (11): Kanji Otani / Kazuyuki Nakamura, 169

Original Papers
Morphology and Mechanical Properties of Blends of Styrene-butadiene Block Copolymer with Methyl Methacrylate-styrene Copolymer I. Structure-property Relationships: Ikuo Yamanaka / Masao Kimura, 176
Theoretical and Experimental Viscoelastic Properties of Plastics in One-stage Constant Load Ball Indenting Hardness Tests II. Forms of Viscoelastic Phenomena: Tatsuya Ishibashi / Sachiko Sukigara / Yukinari Oguma, 187

Reports from Oversea Universities and Institutions
(2) McGill University: Yoshio Okada, 166

Reports from Universities and Institutions in Japan
Kyushu Institute of Technology, Engineering Dept. Design Production Engineering: Sadao Arai, 164

Instruction for Authors, 202