Patent ID: 7989642
Filing Date: 2011-08-02
Classification: A23D,C11C

Abstract:
1. A process for making an ascorbic acid ester of a polyunsaturated fatty acid into powder, the ester represented by the following compound of the general formula (I): (wherein RCO— is an acyl group originating from a polyunsaturated fatty acid; and A is an ascorbic acid residue that is linked via “—O—” originating from the hydroxyl group of ascorbic acid), the process comprising: mixing the ascorbic acid ester of polyunsaturated fatty acid with an aqueous solution of a water-soluble polysaccharide excipient to form an emulsion, wherein the mixing ratio by weight of the ester of the general formula (I) to the aqueous solution of the water-soluble polysaccharide excipient is in a range of 1:1 to 1:100; and spray-drying the emulsion to dehydrate and dry the emulsion.