EP 3310889 B1 20190807 - LAUNDRY PRETREATMENT COMPOSITION
Title (en)
LAUNDRY PRETREATMENT COMPOSITION
Title (de)
WÄSCHEVORBEHANDLUNGSZUSAMMENSETZUNG
Title (fr)
COMPOSITION DE PRÉTRAITEMENT DE BLANCHISSERIE
Publication
Application
Priority
- EP 15001814 A 20150619
- EP 2016062225 W 20160531
Abstract (en)
[origin: WO2016202572A1] Disclosed is an aqueous laundry pre-treatment composition comprising: (i) 0.5 wt% to 15 wt% of a surfactant which is a non-ionic surfactant or an ethoxylated anionic surfactant or a mixture thereof; (ii) 0.5 wt% to 8 wt% of at least one non-neutralised fatty acid having pKa greater than 5 at 20 °C; (iii) 0.5 wt% to 5 wt% of at least one organic acid having pKa of 2 to 5 at 20 °C, and (iv) 0.5 wt% to 10 wt% of a water-insoluble fatty acid ester. The compositions provides significant enhancement in stain removal index, especially against oily/sebaceous stains deposited on cotton or polycotton fabrics.
IPC 8 full level
C11D 1/37 (2006.01); C11D 1/83 (2006.01); C11D 3/20 (2006.01)
CPC (source: CN EP)
C11D 1/37 (2013.01 - EP); C11D 1/83 (2013.01 - CN EP); C11D 3/2075 (2013.01 - CN EP); C11D 3/2082 (2013.01 - CN); C11D 3/2086 (2013.01 - CN); C11D 3/2093 (2013.01 - CN); C11D 1/008 (2013.01 - CN); C11D 1/146 (2013.01 - CN); C11D 1/667 (2013.01 - CN); C11D 1/72 (2013.01 - CN); C11D 3/2082 (2013.01 - EP); C11D 3/2086 (2013.01 - EP); C11D 3/2093 (2013.01 - EP)
Citation (opposition)
Opponent : Henkel AG & Co. KGaA
- US 6451064 B1 20020917 - DEL DUCA VALERIO [IT], et al
- US 6407051 B1 20020618 - SMITH KIM [US], et al
- WO 2011073062 A1 20110623 - UNILEVER NV [NL], et al
- US 4877556 A 19891031 - WILSBERG HEINZ-MANFRED [DE], et al
- US 4828750 A 19890509 - SIMION FREDERICK A [US], et al
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)
WO 2016202572 A1 20161222; BR 112017026647 A2 20180828; BR 112017026647 B1 20220510; CN 107787356 A 20180309; CN 107787356 B 20201016; EP 3310889 A1 20180425; EP 3310889 B1 20190807
DOCDB simple family (application)
EP 2016062225 W 20160531; BR 112017026647 A 20160531; CN 201680035384 A 20160531; EP 16725870 A 20160531