EP 2543759 A1 20130109 - ELASTIC NONWOVEN CLOTH AND FIBER PRODUCT
Title (en)
ELASTIC NONWOVEN CLOTH AND FIBER PRODUCT
Title (de)
ELASTISCHER VLIESSTOFF UND FASERPRODUKT DARAUS
Title (fr)
TISSU NON-TISSÉ ÉLASTIQUE ET PRODUIT FIBREUX
Publication
Application
Priority
- JP 2010044492 A 20100301
- JP 2011054551 W 20110228
Abstract (en)
To provide an elastic nonwoven cloth that is excellent in elastic recovery property and has pleasant texture without stickiness, and a fiber product using the elastic nonwoven cloth, by an elastic nonwoven cloth containing fibers that are spun at a spinning speed of from 500 to 2,500 m/min and contain a low crystalline polypropylene that satisfies (a) [mmmm] = 20 to 60% by mol, (b) [rrrr]/(1-[mmmm]) ‰¤ 0.1, (c) [rmrm] > 2.5% by mol, (d) [mm]×[rr]/[mr] 2 ‰¤ 2.0, (e) weight average molecular weight (Mw) = 10,000 to 200,000, and (f) molecular weight distribution (Mw/Mn) < 4, and a fiber product using the elastic nonwoven cloth.
IPC 8 full level
D04H 3/00 (2012.01); D01F 8/06 (2006.01); D04H 3/007 (2012.01); D04H 3/16 (2006.01)
CPC (source: EP US)
D01F 8/06 (2013.01 - EP US); D04H 3/005 (2013.01 - EP US); D04H 3/007 (2013.01 - EP US); D04H 3/147 (2013.01 - EP US); Y10T 442/602 (2015.04 - EP US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
EP 2543759 A1 20130109; EP 2543759 A4 20130731; JP 2011179135 A 20110915; US 2012322330 A1 20121220; WO 2011108504 A1 20110909
DOCDB simple family (application)
EP 11750614 A 20110228; JP 2010044492 A 20100301; JP 2011054551 W 20110228; US 201113581904 A 20110228