(19)

(11)

EP 2 714 864 A1

(12)

(43) Date of publication: 09.04.2014 Bulletin 2014/15 (21) Application number: 12794060.9 (22) Date of filing: 22.05.2012

(51) International Patent Classification (IPC):  C10L 5/44(2006.01) C10L 9/00(2006.01) C10L 5/32(2006.01) C10L 5/14(2006.01) (86) International application number: PCT/US2012/038914 (87) International publication number: WO 2012/166419 (06.12.2012 Gazette 2012/49)

(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: 01.06.2011 US 201161492168 P (71) Applicant: APPLETON PAPERS INC. Appleton, WI 54912-0359 (US)	(72) Inventors: SEEHAFER, Troy, Ronald Appleton, WI 54915 (US) DEBRAAL, John, Charles Appleton, WI 54913 (US) (74) Representative: Carpmaels & Ransford LLP  One Southampton Row London WC1B 5HA London WC1B 5HA (GB)