Claims
- 1. A composition which is useful to provide a stable aerated foam, said composition comprising an aqueous gel matrix containing a dispersion of ester vesicles in water, wherein said ester vesicles are prepared from a homogeneous mixture of powdered esters that are dispersed in water and formed into an aqueous gel mixture of a first ester which is diacetyl tartaric acid esters of mono fatty acid (glyceride and a second ester having an HLB above about 10 and a melting point above about 100.degree. F., wherein said second ester is selected from the group consisting of mono-, di- and tri-fatty acid esters of sucrose, polyglycerol fatty acid esters, decaglycerol monostearate and sodium stearoyl lactylate, and wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of C.sub.6 -C.sub.22 saturated and unsaturated fatty acids.
- 2. A composition in accordance with claim 1 wherein the fatty acid component of each of said first and said second esters is selected from C.sub.6 -C.sub.22 saturated fatty acids.
- 3. A composition in accordance with claim 1 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of palmitic and stearic acids.
- 4. A composition in accordance with claim 1 wherein the fatty acid component of each of said first and said second esters is selected from C.sub.12 -C.sub.22 trans unsaturated fatty acids.
- 5. A composition in accordance with claim 1 wherein each of said first and said second esters is present in the mixture at a level of from about 25% to about 75% by weight.
- 6. A composition in accordance with claim 1 wherein the aqueous gel matrix contains from about 80% to about 98% of water and from about 2% to about 20% of the ester mixture.
- 7. A composition in accordance with claim 1 wherein said second ester is a sucrose mono-fatty acid ester.
- 8. A composition in accordance with claim 1 wherein said second ester is a polyglycerol fatty acid ester.
- 9. A composition in accordance with claim 1 wherein said second ester is decaglycerol monostearate.
- 10. A composition in accordance with claim 1 wherein said second ester is sodium stearoyl lactylate.
- 11. A food product containing the composition of claim 1 wherein said composition is present at a level sufficient to provide the ester mixture at a level of from about 0.1% to about 3%.
- 12. A method for making an aqueous gel matrix composition comprising
- (a) providing a well blended homogeneous mixture of dry powdered esters of a first ester, which is diacetylated tartaric acid mono fatty acid glyceride ester, and a second ester having an HLB above about 10 and a melting point above 100.degree. F. and selected from the group consisting of sucrose fatty acid ester and polyglycerol fatty acid esters;
- (b) adding the homogeneous ester mixture to water to provide a dispersion;
- (c) heating said dispersion with mixing; and
- (d) cooling said dispersion to provide an aqueous gelled matrix containing dispersed ester vesicles provided by said ester mixture,
- wherein said second ester is selected from the group consisting of mono-, di- and tri-fatty acid esters of sucrose, polyglycerol fatty acid esters, decaglycerol monostearate and sodium stearoyl lactylate, and wherein the fatty acid component of each of said first and second esters is selected from the group consisting of saturated and unsaturated fatty acids having a carbon chain length of C.sub.6 -C.sub.22.
- 13. A method in accordance with claim 12 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of C.sub.6 -C.sub.22 saturated fatty acids.
- 14. A method in accordance with claim 12 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of palmitic and stearic acids.
- 15. A method in accordance with claim 12 wherein the fatty acid component each of said first and said second esters is selected from the group consisting of C.sub.12 -C.sub.22 trans unsaturated fatty acids.
- 16. A method in accordance with claim 12 wherein each of said first and said second esters is present in the homogeneous mixture at a level of from about 25% to about 75% by weight.
- 17. A method in accordance with claim 12 wherein the aqueous gel matrix contains from about 80% to about 98% of water and from about 2% to about 20% of the ester mixture.
- 18. A method in accordance with claim 12 wherein said second-ester is a sucrose mono-fatty acid ester.
- 19. A method in accordance with claim 12 wherein said second ester is a polyglycerol fatty acid ester.
- 20. A method in accordance with claim 12 wherein said second ester is decaglycerol monostearate.
- 21. A method in accordance with claim 12 wherein said second ester is sodium stearoyl lactylate.
- 22. A method in accordance with claim 12 wherein said heating is to a temperature of from about 180.degree. F. to about 200.degree. F. over a period of from about 10 minutes to about 30 minutes.
- 23. A method in accordance with claim 12 wherein said dispersion is cooled to a temperature of from about 130.degree. F. to about 150.degree. F. within about 30 minutes while stirring is continued.
- 24. A method in accordance with claim 12 wherein said second ester is sucrose fatty acid ester which is selected from the group consisting of mono-, di- and tri-fatty acid esters.
- 25. A method in accordance with claim 12 wherein said ester mixture is added to said water at a level of from about 2% to about 20%.
- 26. A method in accordance with claim 12 wherein each of said first and said second esters is present in said homogeneous mixture at a level of from about 25% to about 75%.
- 27. A method for preparing a stable, aerated foam comprising the steps of preparing an aqueous gel matrix, by the method of claim 12, diluting said aqueous gel matrix with water to provide a foam base having from about 0.4% to about 5% of the ester mixture and whipping said foam base to provide a stable foam.
- 28. A method in accordance with claim 27 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of C.sub.12 -C.sub.22 saturated fatty acids.
- 29. A method in accordance with claim 27 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of palmitic and stearic acids.
- 30. A method in accordance with claim 27 wherein the fatty acid component of each of said first and said second esters is selected from the group consisting of C.sub.12 -C.sub.22 trans unsaturated fatty acids.
- 31. A method in accordance with claim 27 wherein the second ester is a sucrose fatty acid ester which is selected from the group consisting of mono-, di- and tri-fatty acid esters.
- 32. A method in accordance with claim 31 wherein said sucrose fatty acid ester is a sucrose mono fatty acid ester.
- 33. A method in accordance with claim 27 wherein the second ester is polyglycerol fatty acid ester which is polyglycerol mono fatty acid ester.
- 34. A method in accordance with claim 27 wherein the second ester is a lactylate ester salt which is sodium stearoyl lactylate.
- 35. A method in accordance with claim 27 wherein said ester mixture is present in said gel matrix at a level of from about 2% to about 20%.
- 36. A method in accordance with claim 27 wherein each of said first and said second esters is present in said homogeneous mixture of esters at a level of from about 25% to about 75%.
CROSS-REFERENCE TO RELATED APPLICATION
This application is a continuation-in-part of application Ser. No. 609,458 filed Mar. 1, 1996 now abandoned.
US Referenced Citations (6)
Foreign Referenced Citations (4)
Number |
Date |
Country |
521543 |
Feb 1992 |
EPX |
547647 |
May 1992 |
EPX |
513187 |
Oct 1996 |
EPX |
WO 9412063 |
Jun 1994 |
WOX |
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
609458 |
Mar 1996 |
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