EP 0971029 A1 20000112 - Detergent tablet with high mechanical and dissolution characteristics
Title (en)
Detergent tablet with high mechanical and dissolution characteristics
Title (de)
Waschmitteltablette mit hohen mechanischen und Lösungseigenschaften
Title (fr)
Comprimé détergent ayant des caractéristiques mécaniques et des propriétés de dissolution élevées
Publication
Application
Priority
- EP 98870181 A 19980824
- EP 98870151 A 19980710
Abstract (en)
The present invention relates to a tablet formed by compressing a particulate material, the particulate material comprising a surfactant and a highly soluble compound, the highly soluble compound having a cohesive effect on the particulate material. In a further aspect of the invention there is provided a method of preparing an aqueous solution of a laundry detergent for use in a washing machine, wherein the aqueous solution of laundry detergent is formed by dissolving in water a tablet formed by compressing a particulate material, the tablet comprising a surfactant and a highly soluble compound, the highly soluble compound having a cohesive effect on the particulate material.
IPC 1-7
IPC 8 full level
C11D 3/34 (2006.01); C11D 17/00 (2006.01)
CPC (source: EP KR)
C11D 3/0005 (2013.01 - KR); C11D 3/3418 (2013.01 - EP KR); C11D 17/0073 (2013.01 - EP KR); C11D 2111/12 (2024.01 - KR)
Citation (search report)
- [XA] GB 1077067 A 19670726 - UNILEVER LTD
- [A] EP 0846756 A1 19980610 - PROCTER & GAMBLE [US]
- [X] EP 0225658 A1 19870616 - AKZO NV [NL]
- [X] US 3331780 A 19670718 - KRUSIUS EWALD H
- [A] WO 9315180 A1 19930805 - HENKEL KGAA [DE]
- [A] DE 19611013 A1 19970925 - HENKEL KGAA [DE]
- [X] DATABASE WPI Section Ch Week 9601, Derwent World Patents Index; Class D25, AN 96-007117, XP002005055
- [X] DATABASE WPI Section Ch Week 199723, Derwent World Patents Index; Class A25, AN 1997-255889, XP002120139
- [X] DATABASE WPI Section Ch Week 199723, Derwent World Patents Index; Class A25, AN 1997-255890, XP002120140
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU NL PT SE
DOCDB simple family (publication)
EP 0971029 A1 20000112; EP 0971029 B1 20050216; AR 019366 A1 20020213; AT E289347 T1 20050315; AU 5096199 A 20000201; BR 9911986 A 20010327; CA 2336623 A1 20000120; CA 2336623 C 20050322; CN 1309691 A 20010822; CZ 20004657 A3 20010912; DE 69829044 D1 20050324; DE 69829044 T2 20060209; ES 2238754 T3 20050901; JP 2002520446 A 20020709; KR 20010053468 A 20010625; MA 24924 A1 20000401; WO 0002994 A1 20000120
DOCDB simple family (application)
EP 98870181 A 19980824; AR P990103367 A 19990712; AT 98870181 T 19980824; AU 5096199 A 19990712; BR 9911986 A 19990712; CA 2336623 A 19990712; CN 99808500 A 19990712; CZ 20004657 A 19990712; DE 69829044 T 19980824; ES 98870181 T 19980824; JP 2000559216 A 19990712; KR 20017000377 A 20010109; MA 25673 A 19990712; US 9915676 W 19990712