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US 6,190,673 B1Granted
Gel compositions containing gellants in the form of alkyl amides of tri-carboxylic acids
AssigneeThe Procter & Gamble Company
InventorsGerald John Guskey, David Frederick Swaile
Life of this patent
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Abstract
The present invention relates to gel compositions comprising alkyl amides of tri-basic carboxylic acids and methods of making gel compositions.
Claims18
A gel comprising:
- A.) a triamide gelling agent having the formula:
- a) R1 is hydrogen;
- b) R2 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl, R4 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl, R5 and R6 are independently or together, hydrogen;
- c) R3 is hydroxy;
- d) R7 is hydrogen and R8 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl;
- e) R9 is hydrogen;
- f) R10 and R11 are independently or together, hydrogen;
- g) X is nitrogen, aryl or —(CH2)—n where n is an integer from 1 to 6;
- h) Y is carbonyl;
- i) Z is nitrogen;
- j) “a” is a single bond;
- and
- C.) an anhydrous liquid carrier.
10 more elements
A method of forming a gel comprising the steps of:
- A) providing a gel forming solvent;
- and
- B) dissolving in the gel forming solvent a triamide gelling agent of the formula:
- a) R1 is hydrogen;
- b) R2 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl, R4 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl, R5 and R6 are independently or together, hydrogen;
- c) R3 is hydroxy;
- d) R7 is hydrogen and R8 is saturated or unsaturated, substituted or unsubstituted, straight, branched or cyclic chain C1-C22 alkyl;
- e) R9 is hydrogen;
- f) R10 and R11 are independently or together, hydrogen;
- g) X is nitrogen, aryl or —(CH2)—n where n is an integer from 1 to 6;
- h) Y is carbonyl;
- i) Z is nitrogen;
- and
- j) “a” is a single bond;
- and
- C) an anhydrous liquid carrier.
13 more elements
Dependencies are inferred from the claim text.