Low-sodium salt composition

Inactive Publication Date: 2007-03-15
S&P DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0019] In preferred embodiments as also described above, the mixture is processed in a drum drier because it is efficacious and the capital and energy costs are lower and the temperature, to which the mixture is exposed, is generally lower, reducing the degree to which the final product tastes even a “little bit” burnt. Preferred embodiments will also include a masking agent comprising a food grade acidulant and a modifier. In the preferred method of making the present salt composition, the cereal flour, or perhaps in this case even a cereal starch or a combination thereof, is used as a modifier to mask the off-flavors of KCl alone and the masked KCl in the dried mixture is then co-ground with NaCl that has not been previously mixed with the modifier. The KCl/masking agent mixture is prepared as described above, but the NaCl is just left out. After the hot mixture is cooled, it is then co-ground with the NaCl to yield the fini

Problems solved by technology

In addition, the co-grinding of MPC with sodium chloride further aids in improving the taste of the final

Method used

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Examples

Experimental program
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example 1

Extrusion Cooking to Make Modified Potassium Chloride (“MPC”)

[0065] 1. Blending dry ingredients including preferably from about 25 to about 75% by wt of cereal flour, preferably rice flour, from about 25 to about 75% by wt of KCl; [0066] 2. Feeding the blended dry ingredients into an extruder along with a suitable amount of moisture and extruding the mixture at a temperature of from about 150 to about 350 degrees F., preferably 210 to 280 degrees F. at a pressure of from about 300 psi to about 500 psi to plasticize the mixture into an amorphous plasticized mass and extruding the amorphous plasticized mixture from the extruder; [0067] 3. Drying the amorphous plasticized mixture to reduce the moisture content of the mixture; and [0068] 4. Breaking the dried mixture into a desired particle size for suitable hydration, solubility, blendability and adherence.

[0069] The above process results in a Modified Potassium Chloride (MPC). This MPC may then optionally be blended with sodium chlo...

example 2

Extrusion Cooking to Make a Low-Sodium Salt Composition

[0070] A Wengar TX-57 extruder was used to produce a preferred low-sodium salt composition of the present invention. The extruder had a twin screw extrusion barrel and an extrusion die having two inserts with an inside diameter (ID) of 4.5 mm and two inserts having a land length of about 6.0 mm.

[0071] The following dry ingredients were blended in a mixing bowl using the following formulation: [0072] 1. Sodium chloride (Cargill Top Flo Evaporated Salt) 25% [0073] 2. Potassium chloride (Nutri-K, Rhesis Inc.,) 25% [0074] 3. Rice Flour (Sage V Medium grain) 50%

[0075] The dry blend was fed into a pre-conditioning cylinder of the extruder via a “loss-in-weight” feeder at a rate of 60 kg / min and a feed-screw speed of 10 rpm. In the pre-conditioning chamber, water was added to the dry blend through an injection port to achieve 13.8% moisture content (dry weight basis). The pre-conditioning cylinder speed was 150 rpm and the water flo...

example 3

Drum Drying to Make Low-Sodium Salt Composition

[0087] An Atmospheric Double Drum Dryer (Model No. ALC-4 (Buflovak Division, Blaw-Knox Food and Chemical Equipment, Inc., Buffalo, N.Y.) was used that had a 6 inch drum diameter, an 8 inch drum length and a drum surface of 2.1 square feet. The material to be dried is pumped or poured into a nip between the two respective drums. The thickness of the sheets of dried product is controlled by adjustment of the gap between the two drums and by the drum revolution speed.

[0088] Sample 3a. A dry mix was made consisting of: [0089] 50% fine rice flour [0090] 25% regular food grade salt [0091] 25% potassium chloride

[0092] From this premix, 100 g was taken and mixed with 300 g of water, cooked to a pasting temp of 185° F., and drum dried using an Atmospheric Double Drum Dryer-Model No. ALC-4 6×8 (Buflovak Division, Blaw-Knox Food and Chemical Equipment, Inc., Buffalo, N.Y.), at a steam pressure of 25 psig and drum speed of approximately 1.2 rpm ...

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Abstract

The present invention includes low-sodium salt compositions, Modified Potassium Chlorides and methods of making the same. The low-sodium salt compositions include NaCl, KCl, a cereal flour modifier or modifiers and a food grade acidulant, with the end product preferably having a Na/K ratio of from about 0.1 to about 9.0, more preferably from about 0.4 to about 3, even more preferably from about 0.6 to about 1.5 and most preferably about 1.0. The salt compositions of the present invention can be made by drum drying, extrusion cooking and agglomeration procedures. The preferred procedure includes a two step process: the production of a Modified KCl (MPC) in Step 1, in which KCl is preferably mixed with rice flour and citric acid in a drum drying process, followed by Step 2, in which the MPC is blended and/or co-ground with NaCl in any desired ratio, preferably 50/50, which gives a Na/K ratio of about 1 (i.e. 20% sodium and 20% potassium). This 2-step technique not only masks the bitterness associated with KCl, but also preserves the natural taste/flavor of NaCl in the final product. It is also cost-effective since only the KCl and the modifier are processed in Step 1, which is the most costly part of the overall process.

Description

RELATED APPLICATIONS [0001] The present application is related to and claims priority to U.S. patent application No. 60 / 755,125, filed Dec. 30, 2005, entitled LOW-COST SALT SUBSTITUTE, which claims priority to U.S. patent application No. 60 / 717,001, filed Sep. 14, 2005, entitled LOW-COST SALT COMPOSITION, the disclosures of which are hereby incorporated herein by reference.BACKGROUND OF THE INVENTION [0002] Salt, or sodium chloride (NaCl), has been used as a food preservative and a seasoning agent for years and years. In certain cultures, in which prepared foods are widely consumed, salt has become the most widely used seasoning agent, so much so that it is arguably used more than it should be or at least more than might be recommended for maintaining healthy eating practices. [0003] It is generally accepted that eating too much salt is a significant risk factor in developing high blood pressure, itself a cause or contributing factor in the rising incidence of heart disease, one of ...

Claims

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Application Information

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IPC IPC(8): A23L1/30A23L7/104A23L27/00A23L27/40
CPCA23L1/22066A23L1/237A23L1/22083A23L7/198A23L27/40A23L27/82A23L27/86A23V2002/00
Inventor CHIGURUPATI, SAMBASIVA RAO
Owner S&P DEV
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