(19)
(11) EP 2 748 363 A1

(12)

(43) Date of publication:
02.07.2014 Bulletin 2014/27

(21) Application number: 12762717.2

(22) Date of filing: 24.08.2012
(51) International Patent Classification (IPC): 
D04H 3/16(2006.01)
D04H 3/011(2012.01)
(86) International application number:
PCT/US2012/052290
(87) International publication number:
WO 2013/032912 (07.03.2013 Gazette 2013/10)
(84) Designated Contracting States:
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

(30) Priority: 26.08.2011 US 201161527886 P

(71) Applicant: E. I. Du Pont de Nemours and Company
Wilmington, Delaware 19899 (US)

(72) Inventors:
  • FENYVESI, Gyorgyi
    Wilmington, DE 19803 (US)
  • HARMER, Mark Andrew
    Landenberg, PA 19350 (US)
  • KANG, Byoung Sam
    Midlothian, VA 23112 (US)
  • KRISHNAMURTHY, Lakshmi
    Wilmington, DE 19808 (US)
  • REBOUILLAT, Serge
    F-01170 Echenevex (FR)

(74) Representative: Matthews, Derek Peter 
Dehns St Bride's House 10 Salisbury Square
London EC4Y 8JD
London EC4Y 8JD (GB)

   


(54) INSULATING MATERIAL COMPRISING NONWOVEN WEBS