EP 0224128 B1 19910123 - MULTILAYERED DETERGENT TABLETS FOR MECHANICAL DISH-WASHING
Title (en)
MULTILAYERED DETERGENT TABLETS FOR MECHANICAL DISH-WASHING
Publication
Application
Priority
DE 3541146 A 19851121
Abstract (en)
[origin: US4828749A] A multilayer detergent tablet for dishwashing machines based on alkali metal metasilicates, pentaalkali metal triphosphates, active chlorine compound, and surfactant. The tablet comprises a first cold water-soluble layer of alkali metal metasilicate nonahydrate, pentaalkali metal triphosphate, and a low-foaming nonionic surfactant; and a second layer which dissolves rapidly at increasing water temperatures comprising alkali metal metasilicate, pentaalkali metal triphosphate, and an active chlorine compound.
IPC 1-7
IPC 8 full level
C11D 3/06 (2006.01); C11D 3/08 (2006.01); C11D 3/395 (2006.01); C11D 7/14 (2006.01); C11D 7/16 (2006.01); C11D 7/54 (2006.01); C11D 7/60 (2006.01); C11D 17/00 (2006.01); C11D 17/06 (2006.01)
CPC (source: EP US)
C11D 3/08 (2013.01 - EP US); C11D 3/3955 (2013.01 - EP US); C11D 17/0078 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE FR GB IT LI NL
DOCDB simple family (publication)
EP 0224128 A2 19870603; EP 0224128 A3 19880309; EP 0224128 B1 19910123; AT E60354 T1 19910215; CA 1277889 C 19901218; DE 3541146 A1 19870527; DE 3677154 D1 19910228; JP S62129395 A 19870611; US 4828749 A 19890509
DOCDB simple family (application)
EP 86115738 A 19861112; AT 86115738 T 19861112; CA 523270 A 19861118; DE 3541146 A 19851121; DE 3677154 T 19861112; JP 27953586 A 19861121; US 93150386 A 19861117