Shaped detergent product comprising aminopolycarboxylate

Abstract

A shaped detergent product comprising 10 to 100 wt. % of a first solid phase and 0 to 90 wt. % of one or more other phases, wherein the first solid phase comprises: a) non-crystalline chiral aminopolycarboxylate; b) non-crystalline organic acid other than component a); c) at most 30 wt. % water; d) at most 50 wt. % of non-crystalline water-soluble component other than component a) or component b); e) at most 20 wt. % of homogeneously dispersed crystalline material; wherein the combination of the components a), b) and c) is present in the first solid phase in a concentration of at least 35 wt. % of the total weight of the solid phase; and wherein components a), b) and c) are present in the solid phase in a ratio of from 25 to 88 parts by weight of free acid equivalent of component a): from 10 to 60 parts by weight of free acid equivalent of component b): from 2 to 30 parts by weight of component c); and wherein the shaped detergent product comprises at least 0.5 wt. % surfactant.

1 . A shaped detergent product comprising 10 to 100 wt. % of a first solid phase and 0 to 90 wt. % of one or more other phases, said first solid phase comprising:
 a) non-crystalline chiral aminopolycarboxylate;   b) non-crystalline organic acid other than component a);   c) at most 30 wt. % water;   d) at most 50 wt. % of non-crystalline water-soluble component other than component a) or component b);   e) at most 20 wt. % of homogeneously dispersed crystalline material;   wherein the combination of the components a), b) and c) is present in the first solid phase in a concentration of at least 35 wt. % of the total weight of said solid phase; and   wherein components a), b) and c) are present in the solid phase in a ratio of from 25 to 88 parts by weight of free acid equivalent of component a): from 10 to 60 parts by weight of free acid equivalent of component b): from 2 to 30 parts by weight of component c); and   wherein the shaped detergent product comprises at least 0.5 wt. % surfactant.   
     
     
         2 . The shaped detergent product according to  claim 1 , wherein the product contains 10 to 90 wt. % of the first solid phase and 10 to 90 wt. % of one or more other solid phases. 
     
     
         3 . The shaped detergent product according to  claim 1 , wherein the first solid phase is an amorphous solid phase. 
     
     
         4 . The shaped detergent product according to  claim 1 , wherein the first solid phase comprises at least 12 wt. % free acid equivalent of aminopolycarboxylate selected from glutamic acid N,N-diacetic acid (GLDA), methylglycinediacetic acid (MGDA), ethylenediaminedisuccinic acid (EDDS), iminodisuccinic acid (IDS), iminodimalic acid (IDM) and combinations thereof. 
     
     
         5 . The shaped detergent product according to  claim 1 , wherein the first solid phase contains 5 to 25 wt. % of the component b). 
     
     
         6 . The shaped detergent product according to  claim 5 , wherein the first solid phase comprises 10 wt. % free acid equivalent of an acid selected from acetic acid, citric acid, aspartic acid, lactic acid, adipic acid, succinic acid, glutaric acid, malic acid, tartaric acid, maleic acid, fumaric acid, saccharic acids, and combinations thereof. 
     
     
         7 . The shaped detergent product according to  claim 1 , wherein the first solid phase comprises 5 to 25 wt. % water. 
     
     
         8 . The shaped detergent product according to  claim 1 , wherein the first solid phase comprises 12 to 45 wt. % of the water-soluble component. 
     
     
         9 . The shaped detergent product according to  claim 8 , wherein the first solid phase contains 12 to 45 wt. % of water-soluble component selected from polycarboxylate polymer, sulfonated polymer and combinations thereof. 
     
     
         10 . The shaped detergent product according to  claim 1 , wherein the combination of components a), b), c) and e) is present in the first solid phase in a combined concentration of at least 80 wt. % of the total weight of said solid phase. 
     
     
         11 . The shaped detergent product according to  claim 1 , wherein at least part of the shaped detergent product is visually distinct from the remainder of the detergent product parts. 
     
     
         12 . The shaped detergent product according to  claim 1 , wherein the detergent product is a unit-dose detergent product. 
     
     
         13 . A process for the manufacture of the shaped detergent product according  claim 1 , said process comprising:
 I. providing an aqueous solution comprising the components a), b) and at least 35 wt. % water; and   II. removing water from the aqueous solution by evaporation at a temperature of at least 50° C. to produce a liquid desiccated mixture having a water content of not more than 30 wt. %; and   III. reducing the temperature of the desiccated mixture to less than 25° C. to obtain the shaped detergent product.   
     
     
         14 . The process according to  claim 13 , wherein water is removed from the aqueous solution by evaporation at a temperature of at least 95° C.