Title:
INFLATION FILM WITH NETWORK TAHT CAN BE RAPIDLY AND ITS PRODUCTION
Document Type and Number:
Japanese Patent JPS5424971
Kind Code:
A
Abstract:
PURPOSE: A cylindrical film in molten or half-molten state which has been formed through inflation process is imparted a network that is rapidly cooled by using a cooling medium to produce a film with high length wise tear and impact strengths in good productivity.
Inventors:
NAGASAWA TOSHIO
MATSUMURA TAKENOBU
SASAKI HIROSHIGE
MATSUMURA TAKENOBU
SASAKI HIROSHIGE
Application Number:
JP8925077A
Publication Date:
February 24, 1979
Filing Date:
July 27, 1977
Export Citation:
Assignee:
UBE INDUSTRIES
International Classes:
B29C49/00; B29C48/10; B29C55/00; B29C55/28; B29C48/12; B29C48/13; (IPC1-7): B29D7/02