Reckitt Benckiser Finish B.v.

Reckitt Benckiser Inc.

Gerhard Kämmerer

Alias Younis Al-Bayati

Claudia Schmaelzle

Caroline Sabina Rigobert

Diego Simionato

Michela Tasinazzo

Jörg Peter Pflug

Callum Couser

Sabrina Dittmann

Alias Al-Bayati

A method of automatic dishwashing of dishware, including electrolytically generating a bleaching species, washing the dishware with a composition comprising the bleaching species, and washing the dishware with a composition including an enzyme. The invention also includes an automatic dishwasher including a wash tank, an electrochemical cell, and a first reservoir containing a composition including an enzyme, wherein the electrochemical cell contains a solution including an alkali metal chloride salt, wherein the dishwasher is configured to electrolyze the solution, and to dose the electrolyzed solution into the wash tank before dosing the composition including the enzyme into the wash tank. The invention also includes a kit for use in the method of automatic dishwashing of dishware.

Electrolytic system for automatic dishwashing

A method of making a detergent composition including the following steps in the recited order:

Method of making a detergent composition

A method of making a detergent composition including the following steps in the recited order: providing an aqueous composition comprising a citrate salt; lowering the pH by adding a first, un-neutralized or partially neutralized, polyacrylic acid having a weight average molecular weight in the range of 1000 to 6000 to form a second mixture; increasing the pH by adding alkali metal carbonate and/or alkali metal bicarbonate to form a third mixture; and adding a second polyacrylic acid having a weight average molecular weight in the range of 1000 to 6000 to form a fourth mixture; wherein the detergent composition is preferably an automatic dishwashing detergent composition or a laundry detergent composition.

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Heidelberg, Germany

Gerhard Kämmerer