Low-water compositions
A low-water composition comprising a solid dissolvable composition domain having a crystallizing agent and a PEGC domain.
1 . A low-water composition, comprising one or more particles, wherein the one or more particles comprise:
1) At least one solid dissolvable composition domain (SDC) having a crystallizing agent;
2) At least one polyethylene glycol composition domain (PEGC);
3) freshness benefit agent; and
wherein the crystallizing agent is the sodium salt of saturated fatty acids having from 8 to about 12 carbon atoms;
wherein the freshness benefit agent is present in at least one of the SDC or PEGC;
wherein the freshness benefit agent is at least one of a neat perfume, pro-perfume, or a malodor counteractant, and wherein:
a single SDC domain core is coated and completely enclosed in a coating of PEGC domain,
a core of a PEGC domain is sprinkled with SDC domains,
one particle side consists of the PEGC domain and one particle side consists of the SDC domain, or
mixtures thereof.
2 . The low-water composition of claim 1 , wherein the sodium salt of saturated fatty acids of the crystallizing agent comprises from 50 wt. % to 70 wt. % C12, 15 wt. % to 25 wt. % C10, and 15 wt. % to 25 wt. % C8.
3 . The low-water composition of claim 1 , wherein the crystallizing agent in the SDC domain is in the form of fiber, as determined by the FIBERS TEST METHOD.
4 . The low-water composition of claim 1 , wherein the amount of water is less than 10 wt. % of the final low-water composition as determined by the MOISTURE TEST METHOD.
5 . The low-water composition of claim 1 , where the pro-perfume comprises at least one of Michael adducts, amines, alkylidenes, silicones, aromatic imines, non-aromatic imines, oxazolidines, beta-keto esters, or orthoesters.
6 . The low-water composition of claim 1 , where the pro-perfume comprises at least one of beta-oxy carbonyl or beta-thio carbonyl.
7 . The low-water composition of claim 6 , where the pro-perfume comprises at least one of alpha-unsaturated ketone, beta-unsaturated ketone, aldehyde or carboxylic ester.
8 . The low-water composition of claim 1 , where the pro-perfume comprises at least one of silicic acid esters, polysilicic acid esters, or silicone polymers.
9 . The low-water composition of claim 1 , where the pro-perfume comprises aminosilicone.
10 . The low-water composition of claim 1 , where the pro-perfume comprises a polymeric amine.
11 . The low-water composition of claim 10 , where the pro-perfume comprises at least one of polyalkylimine or aminosilicone.
12 . The low-water composition of claim 11 , where the pro-perfume comprises at least one of polyethyleneimine (PEI) or polyvinylamine (PVAm).
13 . The low-water composition of claim 1 , where the pro-perfume comprises monomeric amine.
14 . The low-water composition of claim 13 , where the pro-perfume comprises at least one of hydroxyl amines or aromatic amines.
15 . The low-water composition of claim 5 , where the pro-perfume comprises an alkylidene-containing compound according to formula (I):
wherein: A is a hydrocarbon residue of an aldehyde-containing perfume raw material, wherein the hydrocarbon residue may optionally contain one or more heteroatom(s) selected from the group consisting of oxygen, nitrogen, sulfur, silicon, and mixtures thereof; and
X and Y are independently selected from the group consisting of a nitrile group (—CN), a keto group (—C(O)R), and an ester group (—C(O) OR′), wherein R and R′ are independently alkyl groups having from one to ten carbon atoms.
16 . The low-water composition of claim 5 , where the pro-perfume comprises an alkylidene-containing compound according to formula (II):
wherein: A is a hydrocarbon residue of an aldehyde-containing perfume raw material, wherein the hydrocarbon residue may optionally contain one or more heteroatom(s) selected from the group consisting of oxygen, nitrogen, sulfur, silicon, and mixtures thereof.
17 . The low-water composition of claim 1 wherein the sodium salt of saturated fatty acids is at least one of sodium C8, sodium C10, or sodium C12.
18 . The low-water composition of claim 1 , wherein the PEGC comprises PEG with molecular weight from about 200 to about 50,000 Daltons.
19 . A method of producing a low-water composition according to claim 1 comprising:
a) mixing and heating crystallizing agent(s) and an aqueous phase until the crystallizing agent is solubilized, cooling to a temperature before significant crystallization of the crystallizing agent in the form of Solid Dissolvable Composition Mixture;
b) forming the SDC into the designed shape and size, by cooling the Solid Dissolvable Composition Mixture to below the Crystallization Temperature, and allowing the Solid Dissolvable Composition Mixture to crystallize into an intermediate rheological solid composition;
c) drying by removing excess water and producing a solid dissolvable composition (SDC) by removing between about 90% to about 99% of the water as determined by the MOISTURE TEST METHOD from the intermediate rheological solid composition to produce a solid dissolvable composition having an average solubility percent greater than 5% at 37° C., as determined by the DISSOLUTION TEST METHOD;
d) providing polyethylene glycol composition domain (PEGC);
e) combining the SDC and PEGC to produce a low-water composition having an SDC Domain and a PEGC Domain;
wherein at least one of a neat perfume, pro-perfume, or a malodor counteractant is added to at least one of the SDC Domain or the PEGC Domain.