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Title:
MELT SPINNERET DEVICE
Document Type and Number:
Japanese Patent JP3954911
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To provide a melt spinneret device which can stably melt-spin modified cross-sectional fibers having an excellent hand and the like for a long time.
SOLUTION: This melt spinneret device (10) having modified cross-sectional nozzles (2) is characterized by having dented grooves (3) whose each at least one end communicates with mold release liquid-feeding portions, at places near to the outer peripheries of the nozzles (2) disposed on the most outer periphery. Thereby, the adhesion of low polymers, deteriorated products, and the like to the nozzles can be prevented, and the occurrence of fiber breakage can surely be prevented.


Inventors:
Tatsuhiko Sasaki
Application Number:
JP2002182675A
Publication Date:
August 08, 2007
Filing Date:
June 24, 2002
Export Citation:
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Assignee:
Mitsubishi Rayon Co., Ltd.
International Classes:
D01D4/04; D01D4/02; (IPC1-7): D01D4/04; D01D4/02
Domestic Patent References:
JP10034669A
JP55158311A
JP53143719A
JP48013204Y1
JP61138708A
JP10102314A
JP2003313723A
Attorney, Agent or Firm:
Takeo Noguchi
Katsutoshi Shiozawa