Title:
鞘/芯構造を有する繊維を含有する不織シート
Document Type and Number:
Japanese Patent JP2012512336
Kind Code:
A
Abstract:
A non-woven sheet contains sheath/core polymer fibers with the polymer in the sheath having a melting point at least 15 degrees centigrade higher than the melting point of the polymer of the core. The fibers have an average diameter greater than 7 microns and the sheet has a normalized air resistance greater than 0.25/(g/m2).
Inventors:
Laura David Matthews Junior
Mashun
Laurin Paul Ellis Jr.
Mashun
Laurin Paul Ellis Jr.
Application Number:
JP2011540948A
Publication Date:
May 31, 2012
Filing Date:
December 14, 2009
Export Citation:
Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
D04H3/147; D04H3/153
Domestic Patent References:
JPH06330446A | 1994-11-29 | |||
JP2008095226A | 2008-04-24 | |||
JP2007513270A | 2007-05-24 | |||
JP2008501872A | 2008-01-24 | |||
JP2006274503A | 2006-10-12 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Kobayashi Machiko
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Kobayashi Machiko