Water-softening and detergent compositions containing partially hydrated Na acetate
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorRoger Joseph Anna Janssen
Life of this patent
Estimating the term…
Abstract
The speed of disintegration of tablets containing a water-softening agent, especially water-insoluble, water-softening agent intended as detergency builder for fabric washing is enhanced by incorporating partially hydrated sodium acetate alone or jointly with sodium citrate dihydrate and/or crystallised sodium acetate trihydrate.
Claims14
A tablet of a compacted particulate composition wherein the tablet or a region thereof comprises from 15% to 93% by weight of a water-softening agent characterised in that the tablet or said region thereof contains 2% to 35% by weight of sodium acetate which is partially hydrated.
A method of enhancing the disintegration of a tablet of a compacted particulate composition wherein the tablet or region thereof comprises from 15% to 93% by weight of a water softening agent, the method comprising incorporating into the tablet from 2% to 35% by weight of sodium acetate which is partially hydrated.
Dependencies are inferred from the claim text.