Detergent tablet

C - Chemistry – Metallurgy – 11 – D

Patent

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Details

C11D 17/00 (2006.01) C11D 3/00 (2006.01) C11D 3/20 (2006.01) C11D 3/37 (2006.01) C11D 3/386 (2006.01) C11D 1/62 (2006.01)

Patent

CA 2298832

The present invention relates a detergent tablet comprising a core and a coating, the core having a diametral fracture stress of less than 15 kPa, and the core comprising a non-gelling binder, wherein the coated detergent tablet has a diametral fracture stress of at least 20 kPa. In a further aspect of the invention there is provided a detergent tablet having a diametral fracture stress of at least 20 kPa, the tablet giving less than 18 g residue at the end of the washing machine cycle under stressed test, the stressed test consisting of three tablets, each tablet weighing 60 g, being placed in the bottom of the drum of a Miele® W831 washing machine, 2.5 kg of mixed fabric load being placed in the drum on top of the tablets, and the machine being run using a "whites/colours" short cycle of 30 °C.

La présente invention concerne un détergent en pain, constitué d'un noyau et d'un enrobage, le noyau présentant une contrainte de rupture diamétrale inférieure à 15 kPa et renfermant un liant non gélifiant. L'enrobage de ce détergeant en pain présente également une contrainte de rupture diamétrale ne dépassant pas 20 kPa. Dans un autre aspect de cette invention, un détergent en pain présente une contrainte de rupture diamétrale ne dépassant pas 20 kPa, ce pain produisant moins de 18g de restes à la fin du cycle de lavage lorsque ledit pain est placé sous contrainte. Cette contrainte s'exerce sur trois pains, chacun de ces pains, d'un poids de 60g, étant placé au fond d'un tambour d'une machine à laver Miele3 W831, sous 2,5 kg de linge mélangé, cette machine suivant un cycle de lavage court "blancs/couleurs" à 30 DEG C.

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