Refining method of seed oil

A refining method and melon seed oil technology, which are applied in the direction of oil/fat refining, edible oil/fat, and oil/fat production, etc., can solve the problem that the aroma production process cannot be stably controlled, the flavor characteristics of the product change greatly, and the water content of melon seeds kernels Low-level problems, to achieve the effect of product clarity and fragrance, improve clarity, and material richness

Inactive Publication Date: 2015-04-29
刘夏
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The current relatively extensive processing method mainly aims to thermally denature the melon seed protein to increase the oil yield during oil extraction, but the aroma production process is often not under stable control, and there are weak flavor intensity and changes in flavor characteristics of different batches of products. Large and other disadvantages
[0005] The aroma produced by the traditional process is unstable, and the water content of melon seeds is low (about 10%), and they will lose water quickly under high temperature heating, so it is a thermal reaction under low water conditions, which is prone to burning and odor.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] A method for refining sunflower seed oil, characterized in that said method for refining comprises the following steps:

[0023] (1) Hulling: Soak melon seeds in warm water at 42°C for 3 hours, and then use a melon seed sheller to dehull them to obtain melon seeds;

[0024] (2) Compound enzyme hydrolysis: select α-amylase, neutral protease and flavor enzyme with a ratio of 1:2:1 to compound hydrolyze and pretreat the above shelled melon seeds;

[0025] (3) Addition of auxiliary materials: Add reducing sugar and glutamic acid, aspartic acid, arginine, proline, alanine, The mixture of amino acids composed of glycine 0.8% is stirred evenly;

[0026] (4) Oil pressing: Preheat melon seeds at 75°C for 25 minutes, transfer them to an oil press, control the pressure at 0.5 MPa, and press at a temperature of 135°C for 8 minutes. The obtained oil cakes are pressed repeatedly in the oil press for 3 times and combined crude oil;

[0027] (5) Preparation solution: mix 10% calcium...

Embodiment 2

[0030] A method for refining sunflower seed oil, characterized in that said method for refining comprises the following steps:

[0031] (1) Hulling: Soak melon seeds in warm water at 45°C for 2.5 hours, and then use a melon seed sheller to dehull them to obtain melon seeds;

[0032] (2) Compound enzyme hydrolysis: select α-amylase, neutral protease and flavor enzyme with a ratio of 1:2:1 to compound hydrolyze and pretreat the above shelled melon seeds;

[0033] (3) Addition of auxiliary materials: Add reducing sugar and glutamic acid, aspartic acid, arginine, proline, alanine, The mixture of amino acids composed of glycine 1% is stirred evenly;

[0034] (4) Oil pressing: Preheat melon seeds at 80°C for 20 minutes, transfer them to an oil press, control the pressure at 0.5MPa, and press at 140°C for 6 minutes. The obtained oil cakes are pressed repeatedly in the oil press for 3 times and combined crude oil;

[0035] (5) Preparation solution: mix 10% calcium oxide, 30% potass...

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PUM

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Abstract

The invention discloses a refining method of seed oil. The refining method is characterized by comprising the following steps: (1) unshelling; (2) performing compound enzyme hydrolysis; (3) adding auxiliary materials; (4) pressing to obtain oil; (5) preparing a solution; (6) refining the seed oil. According to the refining method disclosed by the invention, the oil extraction rate is increased by preprocessing the seeds and efficiently finishing mechanical unshelling; the seed oil can retain special flavor through preheating; the enzyme hydrolysis is adopted to treat the seeds, and the produced flavor components are high in content, so that the full-bodied oil fragrance can be obtained; the alkali refining method is used for reference, so that the operation steps can be reduced, the oil consumption can be lowered, and the oil extraction rate can be increased; the filtration and the high-speed centrifugal separation dreg removal are combined to improve the clarity of the refined oil product. The refining method disclosed by the invention is low in cost, high in yield, and simple and clear in technology, and can be used for scale production of the seed oil; the product is clear, fragrant and full-bodied.

Description

technical field [0001] The invention relates to the field of edible oil processing, in particular to a method for refining melon seed oil. Background technique [0002] There are many kinds of melon seeds, which can not only be used as snacks, but also can be used as raw materials for making cakes. They are also important raw materials for oil extraction, which are high-grade and healthy sources of oil. Melon seeds themselves are very nutritious, and the content of vitamins, proteins, and oils contained in them are all outstanding. It is good for stabilizing emotions, preventing aging, and preventing adult diseases; it can cure insomnia, enhance memory; prevent cancer, high blood pressure, and heart disease. [0003] Melon seed oil can be widely used in the production of cold dishes, and is deeply loved by consumers for its unique flavor of melon seeds. Flavor is the most important edible quality of fragrant melon seed oil. [0004] The current relatively extensive process...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C11B1/00C11B1/04C11B1/06C11B3/00C11B3/06A23D9/02
CPCC11B1/025A23D9/02C11B1/04C11B1/06C11B3/06
Inventor 刘夏
Owner 刘夏
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