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Method for preparation of dietary fiber dry powder from wheat bran

A dietary fiber and wheat bran technology, applied in the field of preparing dietary fiber dry powder, to achieve the effects of improving utilization, preventing constipation, and low price

Inactive Publication Date: 2016-12-07
唐春艳
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Judging from the current published patents and related non-literatures, there are few literature reports on the use of processing waste such as grains, beans, fruits and vegetables to make dietary fiber foods

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0015] Remove impurities from wheat bran, crush them, and pass through a 100-mesh sieve to obtain wheat bran fine powder; take wheat bran fine powder, add n-hexanol 5 times the volume of wheat bran fine powder, extract at a temperature of 45°C for 1 hour, and filter Separate the filtrate and filter residue, dry the filter residue to obtain the degreased material; take the degreased material, add distilled water 25 times the volume of the degreased material, adjust the pH=5.5, add protease at 2% of the weight of the degreased material, and use it under ultrasonic conditions at a temperature of 30°C Enzymolysis for 30 minutes, filtration and separation to obtain the filtrate and filter residue; take the filter residue, add distilled water 15 times the volume of the filter residue, adjust pH = 4.8, add cellulase with 6% of the weight of the filter residue, and enzymolyze it under ultrasonic conditions at a temperature of 30°C for 40 minutes, Filtration and separation to obtain the...

Embodiment 2

[0017] Remove impurities from wheat bran, crush them, and pass through a 100-mesh sieve to obtain wheat bran fine powder; take wheat bran fine powder, add n-hexanol three times the volume of wheat bran fine powder, and extract at a temperature of 50°C for 1.5 hours, Filtrate and filter residue are obtained by filtration and separation, and the filter residue is dried to obtain degreased material; take the degreased material, add distilled water 20 times the volume of the degreased material, adjust pH = 6.0, add protease at 2% of the weight of the degreased material, and use it under ultrasonic conditions at a temperature of 33°C Enzyme hydrolyze for 45 minutes, filter and separate to obtain the filtrate and filter residue; take the filter residue, add distilled water 20 times the volume of the filter residue, adjust pH = 4.7, add cellulase with 6% weight of the filter residue, and enzymolyze for 45 minutes under ultrasonic conditions at a temperature of 35°C , filter and separa...

Embodiment 3

[0019] Remove impurities from wheat bran, crush them, and pass through a 100-mesh sieve to obtain wheat bran fine powder; take wheat bran fine powder, add n-hexanol 4 times the volume of wheat bran fine powder, extract at a temperature of 50°C for 2 hours, and filter Separate the filtrate and filter residue, dry the filter residue to obtain the degreased material; take the degreased material, add distilled water 20 times the volume of the degreased material, adjust the pH=6.0, add protease at 1% of the weight of the degreased material, and use it under ultrasonic conditions at a temperature of 35°C Enzymolysis for 40 minutes, filtration and separation to obtain the filtrate and filter residue; take the filter residue, add distilled water 20 times the volume of the filter residue, adjust pH = 4.8, add cellulase with 5% of the weight of the filter residue, and enzymatically hydrolyze for 40 minutes under ultrasonic conditions at a temperature of 35°C. Filtration and separation to...

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PUM

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Abstract

Belonging to the technical field of food processing, the invention discloses a method for preparation of dietary fiber dry powder from wheat bran. The method provided by the invention takes the wheat processing byproduct wheat bran as the raw material to prepare dietary fiber dry powder. The process is simple and is easy to operate, and the raw materials are cheap and easily available, and the preparation cost is low. The method turns ''waste'' into wealth, greatly enhances the wheat bran utilization rate, and at the same time adds a new way for resource utilization of wheat bran. The dietary fiber dry powder contains rich water-soluble dietary fiber, can be widely applied to various food processing industries, and has the efficacy of preventing constipation, lowering blood sugar, reducing blood fat and resisting cancer, etc.

Description

technical field [0001] The invention belongs to the technical field of food processing, and in particular relates to a method for preparing dietary fiber dry powder from wheat bran. Background technique [0002] With the rapid development of the world economy and industry, people's living standards have been greatly improved, and diets have become increasingly refined. Various civilized diseases caused by overnutrition and malnutrition, such as diabetes, cardiovascular and cerebrovascular diseases, obesity, intestinal cancer, and constipation seriously affect human health. Therefore, functional foods that can regulate human body functions, prevent diseases and promote health have attracted much attention. Dietary fiber, as the seventh largest nutrient, has prominent health functions, and has gradually become a focus of attention of nutritionists. Dietary fiber can be divided into water-soluble dietary fiber and water-insoluble dietary fiber according to solubility. Dietar...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L33/22
CPCA23V2002/00A23V2200/32A23V2200/308A23V2200/326A23V2200/328A23V2250/5116A23V2300/14A23V2300/48
Inventor 唐春艳
Owner 唐春艳
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