Title:
【発明の名称】熱可塑性溶融物質から管状フィルムを製造する為の押出しダイ装置及び方法
Document Type and Number:
Japanese Patent JPH03503511
Kind Code:
A
Abstract:
An apparatus and process for producing tubular film from thermoplastic molten material including a tubular housing having an axially-aligned interior defined inner surface, an elongated member including an outer surface disposed within the inner surface of the housing and spaced therefrom providing a passageway, and an alignment member having a plurality of annularly-spaced feed ports defining an inside surface, the alignment member securely connecting the elongated member to the housing, wherein the inner surface of the housing, the outer surface of the elongated member and the plurality of annularly-spaced feed ports define an annular-axially aligned passageway for allowing a balanced flow of thermoplastic material therethrough.
Inventors:
Peelman, Paul Lewis
Marroche, Edward Arnold
Marroche, Edward Arnold
Application Number:
JP50308490A
Publication Date:
August 08, 1991
Filing Date:
January 17, 1990
Export Citation:
Assignee:
Amoco Corporation
International Classes:
B29C48/10; B29C48/32; B29C48/325; (IPC1-7): B29C47/20
Attorney, Agent or Firm:
Yataro Sasai (1 person outside)