(19)

(11)

EP 2 521 697 A2

(12)

(88) Date of publication A3: 15.09.2011 (43) Date of publication: 14.11.2012 Bulletin 2012/46 (21) Application number: 11703295.3 (22) Date of filing: 07.01.2011

(51) International Patent Classification (IPC):  C02F 1/461(2006.01) C02F 1/68(2006.01) C02F 1/467(2006.01) (86) International application number: PCT/US2011/020478 (87) International publication number: WO 2011/085171 (14.07.2011 Gazette 2011/28)

(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: 07.01.2011 US 986248 07.01.2010 US 335473 P (71) Applicant: Sealed Air Corporation (US) Elmwood Park, NJ 07407 (US)	(72) Inventors: PIUCCI, Vincent, A. Southbridge MA 01550 (US) SMITH, Stephen D. Williamsburg MA 01096 (US) SCOTT, Suzanne M. Springfield VT 05166 (US) KOKE, John Duncan SC 9334 (US) SPERRY, Charles, R. Leeds MA 01053 (US) MCNAMERA, Dennis, F. Walpole NH 03608 (US) (74) Representative: Jackson, Martin Peter  J A Kemp 14 South Square Gray's Inn London WC1R 5JJ London WC1R 5JJ (GB)