Title:
弾性不織ウェブを製造する方法
Document Type and Number:
Japanese Patent JP4681563
Kind Code:
B2
Abstract:
Product containing a thermally bonded elastic nonwoven web obtainable by a process characterized by the following steps:
(i) providing a thermally bonded nonwoven precursor web containing thermoplastic fibers,
(ii) subjecting the precursor web of step (i) to a drawing treatment in a machine direction at a drawing rate of from 45 to 70 %, and
a strain rate within a range of from 1000 to 2400 %/min
at a temperature between the softening point and the melting point of the fibers for preparing the elastic thermally bonded nonwoven web.
Inventors:
Tsuai, Dieseng
Tsuai, Tae Shin
Tsuai, Tae Shin
Application Number:
JP2006542800A
Publication Date:
May 11, 2011
Filing Date:
December 03, 2004
Export Citation:
Assignee:
E.I.DU PONT DE NEMOURS AND COMPANY
International Classes:
D06C3/00; A61F13/15; A61F13/49; A61F13/511; A61F13/72; D04H1/54; D04H1/544; D04H3/007; D04H3/16; D04H5/04; D04H5/06; D04H13/00
Domestic Patent References:
| JP8508789A | ||||
| JP9285490A | ||||
| JP7300758A | ||||
| JP47035369A | ||||
| JP9500694A |
Attorney, Agent or Firm:
Sadao Kumakura
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa