Title:
MELT-SPINNING APPARATUS AND MELT-SPINNING METHOD FOR THERMOPLASTIC RESIN
Document Type and Number:
Japanese Patent JP2008095268
Kind Code:
A
Abstract:
To provide a melt-spinning apparatus and a melt-spinning method for thermoplastic resins, causing no extruded thread coloring due to surface material corrosion of a part through which a thermoplastic resin melt containing cellulose-fatty acid ester passes in melt-spinning, and causing no process trouble such as thread breakage.
The melt-spinning apparatus for thermoplastic resin containing cellulose-fatty acid ester is provided, wherein the surface material of the part through which the thermoplastic resin melt passes is a stainless steel comprising at least chemical ingredients of chromium (Cr), nickel (Ni) and molybdenum (Mo).
Inventors:
MIYAZAKI TAKUO
UTSUNOMIYA KUNIHIRO
YAMADA HIROYUKI
UTSUNOMIYA KUNIHIRO
YAMADA HIROYUKI
Application Number:
JP2007226450A
Publication Date:
April 24, 2008
Filing Date:
August 31, 2007
Export Citation:
Assignee:
TORAY INDUSTRIES
International Classes:
D01F2/28; C22C38/00; C22C38/44; D01D1/06
Domestic Patent References:
| JP2003221653A | 2003-08-08 | |||
| JPH0874116A | 1996-03-19 | |||
| JP2006144068A | 2006-06-08 |
Foreign References:
| WO2005093139A1 | 2005-10-06 |