Title:
MULTI-PLY SYNTHETIC RESIN ARTICLE AND DEVICE FOR PRODUCTION THEREOF
Document Type and Number:
Japanese Patent JPS5343781
Kind Code:
A
Abstract:
PURPOSE: Multi-ply synthetic resin articles whose cross-sectional surface, parallel to the extrusion direction and normal to the product surface, shows a multi-layer pattern in which the boundary lines between different resin layers are approximately paraboric, thus showing anisotropic mechanical properties.
Inventors:
NAGASAWA TOSHIO
SHIMOMURA YASUSHI
KOIKE YOSHIHIKO
SHIMOMURA YASUSHI
KOIKE YOSHIHIKO
Application Number:
JP11731076A
Publication Date:
April 20, 1978
Filing Date:
October 01, 1976
Export Citation:
Assignee:
UBE INDUSTRIES
International Classes:
B32B3/10; B29B7/00; B29C48/05; B29C48/10; B29C48/33; B29C48/335; B29C48/92; (IPC1-7): B29F3/04; B32B27/08