Cleaning composition in microemulsion, liquid crystal or aqueous solution form comprising mixture of partially esterified, full esterified and non-esterified ethoxylated polyhydric alcohols

• US 5,549,840 A
• Filed: 11/15/1994
• Issued: 08/27/1996
• Est. Priority Date: 08/04/1993
• Status: Expired due to Fees

• Current Assignee: Colgate-Palmolive Company
• Original Assignee: Colgate-Palmolive Company
• Inventors: Mondin, Myriam, Broze, Guy, Thomas, Barbara, Mehreteab, Ammanuel, Bala, Frank Jr., Adamy, Steven, Loth, Myriam
• Primary Examiner(s): Lieberman, Paul
• Assistant Examiner(s): HERTZOG, ARDITH E
• Application Number:
  US08/336,936
• Time in Patent Office: 651 Days
• Field of Search: 252/174.22, 252/174.21, 252/DIG. 1, 252/174, 252/DIG. 14, 252/170, 252/171, 252/174.11, 252/174.19, 252/173
• US Class Current: 510/365
• CPC Class Codes: A01N 2300/00 Combinations or mixtures of active ingredients covered by classes A01N27/00 - A01N65/48 with other active or formulation relevant ingredients, e.g. specific carrier materials or surfactants, covered by classes A01N25/00 - A01N65/48
• CPC Class Codes: A01N 37/10 Aromatic or araliphatic carboxylic acids, or thio analogues thereof; Derivatives thereof
• CPC Class Codes: C11D 1/12 Sulfonic acids or sulfuric acid esters; Salts thereof
• CPC Class Codes: C11D 1/123 derived from carboxylic acids, e.g. sulfosuccinates
• CPC Class Codes: C11D 1/143 Sulfonic acid esters
• CPC Class Codes: C11D 1/146 Sulfuric acid esters
• CPC Class Codes: C11D 1/22 derived from aromatic compounds
• CPC Class Codes: C11D 1/72 Ethers of polyoxyalkylene glycols
• CPC Class Codes: C11D 1/722 Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups C11D1/721 takes precedence
• CPC Class Codes: C11D 1/74 Carboxylates or sulfonates esters of polyoxyalkylene glycols
• CPC Class Codes: C11D 1/75 Amino oxides
• CPC Class Codes: C11D 1/825 Mixtures of compounds all of which are non-ionic
• CPC Class Codes: C11D 1/83 Mixtures of non-ionic with anionic compounds
• CPC Class Codes: C11D 1/8305 containing a combination of non-ionic compounds differently alcoxylised or with different alkylated chains
• CPC Class Codes: C11D 17/0021 Aqueous microemulsions
• CPC Class Codes: C11D 17/0026 Structured liquid compositions, e.g. liquid crystalline phases or network containing non-Newtonian phase
• CPC Class Codes: C11D 2111/14 Hard surfaces
• CPC Class Codes: C11D 3/042 Acids
• CPC Class Codes: C11D 3/162 containing Si
• CPC Class Codes: C11D 3/18 Hydrocarbons C11D3/164 takes precedence
• CPC Class Codes: C11D 3/2072 : Aldehydes-ketones
• CPC Class Codes: C11D 3/2079 : Monocarboxylic acids-salts thereof
• CPC Class Codes: C11D 3/2093 : Esters; Carbonates
• CPC Class Codes: C11D 3/43 : Solvents
• CPC Class Codes: C11D 3/50 : Perfumes
• CPC Class Codes: Y10S 516/90 : Liquid crystal material of, or for, colloid system, e.g. g phase

Abstract

An improvement is described in the liquid crystal composition or the microemulsion compositions, which is especially effective in the removal of oily and greasy soil and having an evidenced grease release effect, contains an anionic detergent, an ethoxylated glycerol type compound, a hydrocarbon ingredient, and water which comprises the use of a water-insoluble odoriferous perfume as the essential hydrocarbon ingredient in a proportion sufficient to form a dilute o/w microemulsion composition containing, by weight, 1% to 20% of an anionic surfactant, 0.1 to 50% of a cosurfactant, 0.1% to 20% of an ethoxylated glycerol type compound, 0.4% to 10% of perfume and the balance being water.

Claims

1. A microemulsion composition comprising:

(a) 0.1 wt. % to 20 wt. % of a mixture of ##STR7## wherein w equals one to four, B is selected from the group consisting of hydrogen and a group represented by;

##STR8## wherein R is selected from the group consisting of alkyl group having 6 to 22 carbon atoms, and alkenyl groups having 6 to 22 carbon atoms, wherein at least one of the B groups is represented by said ##STR9## R'"'"' is selected from the group consisting of hydrogen and methyl groups;

x, y and z have a value between 0 and 60, provided that (x+y+z) equals 2 to 100, wherein in Formula (I) the weight ratio of monoester / diester / triester is 40 to 90 / 5 to 35 / 1 to 20, wherein the weight ratio of Formula (I) to Formula (II) is a value between 3 and 0.02;

(b) 0.1 wt. % to 20 wt. % of an anionic surfactant wherein said anionic surfactant is selected front the group consisting of sulfonated anionic surfactants and anionic sulfate surfactants;

(c) 0.1 wt. % to 50 wt. % of a cosurfactant wherein said cosurfactant is selected from the group consisting of polypropylene glycols of the formula HO(CH₂ CHCH₃ O)_n H wherein n is 2 to 18, aliphatic mono- and di-carboxylic acid containing 2 to 10 carbon atoms and a water soluble glycol ether and mixtures thereof;

(d) 0.1 wt. % to 10 wt. % of a water insoluble hydrocarbon or a perfume; and

(e) the balance being water.

2. The microemulsion composition of claim 1 which further contains a salt of a multivalent metal cation in an amount sufficient to provide from 0.5 to 1.5 equivalents of said cation per equivalent of said anionic surfactant.

3. The cleaning composition of claim 2 wherein the multivalent metal cation is magnesium or aluminium.

4. The microemulsion composition of claim 2, wherein said composition contains 0.9 to 1.4 equivalents of said cation per equivalent of anionic surfactant.

5. The microemulsion composition of claim 3 wherein said multivalent salt is selected from the group consisting of magnesium oxide, magnesium chloride and magnesium sulfate.

6. The microemulsion composition of claim 1 which contains from 0.05 to 7% by weight of said cosurfactant and from 0.4% to 3.0% by weight of said hydrocarbon.

7. The microemulsion composition of claim 1 wherein the cosurfactant is said water soluble glycol ether.

8. The microemulsion composition of claim 1 wherein the cosurfactant is selected from the group consisting of ethylene glycol monobutyl ether, diethylene glycol monobutyl ether, triethylene glycol monobutyl ether, propylene glycol tert.butyl ether, and mono-, di-, and tri-propylene glycol monobutyl ether.

9. The microemulsion composition of claim 8 wherein said water soluble glycol ether is ethylene glycol monobutyl ether or diethylene glycol monobutyl ether.

10. The microemulsion composition of claim 1 wherein said cosurfactant is a C₃ -C₆ aliphatic carboxylic acid selected from the group consisting of acrylic acid, propionic acid, glutaric acid, mixtures of glutaric acid and succinic acid and adipic acid, and mixtures of any of the foregoing.

11. The microemulsion composition of claim 10 wherein the aliphatic carboxylic acid is a mixture of adipic acid, glutaric acid and succinic acid.

12. The microemulsion composition of claim 1 wherein the anionic surfactant is a C₉ -C₁₅ alkyl benzene sulfonate or a C₁₀ -C₂₀ alkane sulfonate.

13. A stable concentrated microemulsion composition comprising approximately by weight:

(a) 1 to 30% of an anionic surfactant wherein said anionic surfactant is selected from the group consisting of sulfonated anionic surfactants and anionic sulfate surfactants;

(b) 0.5 to 15% of a mixture of ##STR10## wherein w equals one to four, B is selected from the group consisting of hydrogen and a group represented by;

##STR11## wherein R is selected from the group consisting of alkyl group having 6 to 22 carbon atoms, and alkenyl groups having 6 to 22 carbon atoms, wherein at least one of the B groups is represented by said ##STR12## R'"'"' is selected from the group consisting of hydrogen and methyl groups;

x, y and z have a value between 0 and 60, provided that (x+y+z) equals 2 to 100, wherein in Formula (I) the weight ratio of monoester / diester / triester is 40 to 90 / 5 to 35 / 1 to 20, wherein the weight ratio of Formula (I) to Formula (II) is a value between 3 and 0.02;

(c) 2 to 30% of a cosurfactant wherein said cosurfactant is selected from the group consisting of polypropylene glycols of the formula HO(CH₂ CHCH₃ O)_n H wherein n is 2 to 18, aliphatic mono- and di-carboxylic acid containing 2 to 10 carbon atoms and a water soluble glycol ether and mixtures thereof;

(d) 0.4 to 10% of a water insoluble hydrocarbon or perfume;

(e) 0 to 18% of at least one dicarboxylic acid;

(f) 0 to 0.2% of an aminoalkylene phosphonic acid;

(g) 0 to 1.0% of phosphoric acid;

(h) 0 to 15% of magnesium sulfate heptahydrate; and

(i) the balance being water, wherein the composition has an ecotoxicity value as measured by the LC50 test of at least 0.18 ml/L measured on Daphniae microorganisms.

14. A liquid crystal composition comprising approximately by weight:

0.1% to 20% of an anionic surfactant wherein said anionic surfactant is selected from the group consisting of sulfonated anionic surfactants and anionic sulfate surfactants;

2% to 50% of a cosurfactant wherein said cosurfactant is a water soluble glycol ether;

0% to 2.5% of a fatty acid;

0.1% to 20% of a mixture of ##STR13## wherein w equals one to four, B is selected from the group consisting of hydrogen and a group represented by;

##STR14## wherein R is selected from the group consisting of alkyl group having 6 to 22 carbon atoms, and alkenyl groups having 6 to 22 carbon atoms, wherein at least one of the B groups is represented by said ##STR15## R'"'"' is selected from the group consisting of hydrogen and methyl groups;

x, y and z have a value between 0 and 60, provided that (x+y+z) equals 2 to 100, wherein in Formula (I) the weight ratio of monoester/diester/triester is 40 to 90/5 to 35/1 to 20, wherein the weight ratio of Formula (I) to Formula (II) is a value between 3 and 0.02;

0.5% to 10% of a water insoluble hydrocarbon or a perfume and the balance being water.

15. A grease release agent comprising an aqueous solution of

(a) 0.1 to 20.0 wt. % of a mixture of ##STR16## wherein w equals one to four, B is selected from the group consisting of hydrogen and a group represented by:

##STR17## wherein R is selected from the group consisting of alkyl group having 6 to 22 carbon atoms, and alkenyl groups having 6 to 22 carbon atoms, wherein at least one of the B groups is represented by said ##STR18## R'"'"' is selected from the group consisting of hydrogen and methyl groups;

x, y and z have a value between 0 and 60, provided that (x+y+z) equals 2 to 100, wherein in Formula (I) the weight ratio of monoester/diester/triester is 40 to 90/5 to 35/1 to 20, wherein the weight ratio of Formula (I) to Formula (II) is a value between 3 and 0.02; and

(b) the balance being water.