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Title:
POLYESTER FILAMENT NONWOVEN FABRIC AND FILTER FOR FOOD OBTAINED BY USING THE SAME
Document Type and Number:
Japanese Patent JP2015074838
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a polyester filament nonwoven fabric excellent in transparency, dimension stability and component extraction properties, and to provide a filter for food obtained by using the same.SOLUTION: The polyester filament nonwoven fabric comprises polyester filaments having a titanium element content of 1-100 ppm, an average fiber diameter of 15-40 μm, a birefringence of 0.03-0.08 and a crystallinity of 30-50%, and has a basis weight of 10-30 g/m. The filter for food comprises the polyester filament nonwoven fabric.

Inventors:
YOKOYAMA TAKAFUMI
KOO RUMINA
OKAJIMA SHINICHI
KATO KAZUFUMI
Application Number:
JP2013209682A
Publication Date:
April 20, 2015
Filing Date:
October 04, 2013
Export Citation:
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Assignee:
ASAHI KASEI FIBERS CORP
International Classes:
D04H3/011; B01D39/16; D04H3/16
Domestic Patent References:
JP2008303512A2008-12-18
JP2009228154A2009-10-08
JP2006034683A2006-02-09
Foreign References:
WO2004003277A12004-01-08
Attorney, Agent or Firm:
青木 篤
石田 敬
古賀 哲次
中村 和広
齋藤 都子
三間 俊介