CN108812879A - A kind of fresh-ness preserving agent for vegetable and preparation method thereof - Google Patents

A kind of fresh-ness preserving agent for vegetable and preparation method thereof Download PDF

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Publication number
CN108812879A
CN108812879A CN201810715902.1A CN201810715902A CN108812879A CN 108812879 A CN108812879 A CN 108812879A CN 201810715902 A CN201810715902 A CN 201810715902A CN 108812879 A CN108812879 A CN 108812879A
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parts
fresh
vegetable
preserving agent
modified starch
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杨自芬
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Hefei Hundred Green Agricultural Science And Technology Co Ltd
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Hefei Hundred Green Agricultural Science And Technology Co Ltd
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23BPRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
    • A23B7/00Preservation or chemical ripening of fruit or vegetables
    • A23B7/14Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
    • A23B7/153Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of liquids or solids
    • A23B7/154Organic compounds; Microorganisms; Enzymes
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3454Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
    • A23L3/3463Organic compounds; Microorganisms; Enzymes
    • A23L3/3472Compounds of undetermined constitution obtained from animals or plants
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3454Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
    • A23L3/3463Organic compounds; Microorganisms; Enzymes
    • A23L3/3544Organic compounds containing hetero rings
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L3/00Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs
    • A23L3/34Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals
    • A23L3/3454Preservation of foods or foodstuffs, in general, e.g. pasteurising, sterilising, specially adapted for foods or foodstuffs by treatment with chemicals in the form of liquids or solids
    • A23L3/3463Organic compounds; Microorganisms; Enzymes
    • A23L3/3562Sugars; Derivatives thereof
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Food Science & Technology (AREA)
  • Microbiology (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Botany (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

The invention discloses a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:3~6 parts of pulullan polysaccharide, 2~5 parts of konjaku glucomannan, 1~2 part of vitamin B2,2~4 parts of olive oil, 0.6~0.9 part of tea polyphenols, 2~3 parts of surfactant, 4~8 parts of modified starch, 2~5 parts of cyclodextrin, 2~6 parts of sterilization component, 100 parts of solvent.Fresh-ness preserving agent for vegetable Nantural non-toxic of the present invention, of good preservation effect, use is safe.

Description

A kind of fresh-ness preserving agent for vegetable and preparation method thereof
Technical field
The invention belongs to antistaling agent technical fields, and in particular to a kind of fresh-ness preserving agent for vegetable and preparation method thereof.
Background technique
The crops such as veterinary antibiotics product is because rich in carbohydrate, organic acid, vitamin and inorganic salts etc., forming is people The important nutrient source of class.But due to vegetables and fruits production seasonality, region and its high-moisture, eutrophic, low pH, physiology after-ripening with And harvesting when vulnerable to mechanical trauma the characteristics of, so that it is difficult to long-period freshness preserving, to lose after causing serious adopt.Data shows China has become vegetables and fruits big producer of the world, and yield accounts for about the 14% of total output, and loss is lost every year 20%~30% after adopting More than 70,000,000,000 yuan.
Vegetables and fruits adopt after respiration, moisture transpiration effect and microbial infection be vegetables and fruits aging rot it is main because Element, thus effectively inhibit vegetables and fruits adopt after respiration, transpiration and microorganism growth be the fresh-keeping main path of vegetables and fruits.It protects The backwardness of fresh means has seriously affected vegetables and fruits in the exterior of commodity and quality of storage phase and shelf life, thus greatly reduces Additional Value of Commodities.Therefore, lack effective fresh-keeping means and have become one of the major issue for hindering the development of vegetables and fruits crop product.
The disclosure of the invention of Authorization Notice No. CN103734269B a kind of agent keeping vegetable fresh and its answering on fresh-keeping of vegetables With, it is characterised in that:The agent keeping vegetable fresh is by Imazalil sulfate, plant growth regulator, dispersion moisture agent, hydrotropy Agent, filler composition.The antistaling agent can play preservation to a certain extent, but fresh-keeping effect and application kind are limited.
Summary of the invention
The present invention provides a kind of fresh-ness preserving agent for vegetable and preparation method thereof, solve the problems in background technique, the present invention The fresh-ness preserving agent for vegetable Nantural non-toxic, of good preservation effect, use is safe.
It is of the existing technology in order to solve the problems, such as, it adopts the following technical scheme that:
A kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:3~6 parts of pulullan polysaccharide, 2~5 parts of konjaku glucomannan, 1~2 part of vitamin B2,2~4 parts of olive oil, 0.6~0.9 part of tea polyphenols, 2~3 parts of surfactant, modified starch 4~8 Part, 2~5 parts of cyclodextrin, 2~6 parts of sterilization component, 100 parts of solvent.
Preferably, the fresh-ness preserving agent for vegetable, the raw material including following parts by weight:4~5 parts of pulullan polysaccharide, Amorphophallus rivieri glucomannan 3~4 parts of glycan, 1.2~1.9 parts of vitamin B2,2.7~3.1 parts of olive oil, 0.7~0.8 part of tea polyphenols, surfactant 2.5~2.8 parts, 5~7 parts of modified starch, 3~4 parts of cyclodextrin, 3~5 parts of sterilization component, 100 parts of solvent.
Preferably, the fresh-ness preserving agent for vegetable, the raw material including following parts by weight:4.5 parts of pulullan polysaccharide, konjak portuguese gansu polyose Sugar 3.4 parts, 1.7 parts of vitamin B2,2.9 parts of olive oil, 0.76 part of tea polyphenols, 2.7 parts of surfactant, 6 parts of modified starch, 3.3 parts of cyclodextrin, 4.1 parts of sterilization component, 100 parts of solvent.
Preferably, the surfactant is any one of sucrose fatty ester, acetic acid monoglyceride.
Preferably, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Preferably, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, institute The mass ratio for stating Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline is 3:3:3:1.
Preferably, the solvent is the mixture of water and ethyl alcohol.
Preferably, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 50~60 DEG C, heating water bath 30~50 minutes, obtain mixture;
(3)By step(2)Resulting mixture is placed in blender and stirs 20~40 minutes, then at 3~6 points of ultrasonication Clock is to get the fresh-ness preserving agent for vegetable.
Preferably, the step(3)In the mixing speed that is stirred be 300r/min.
Compared with prior art, the present invention it has the advantages that:
Fresh-ness preserving agent for vegetable Nantural non-toxic of the present invention, of good preservation effect, use is safe, and the fresh-ness preserving agent for vegetable is with Propiram Polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surfactant, modified starch, cyclodextrin, sterilization component, Solvent is raw material, i.e., the ingredients such as fresh-keeping, anti-oxidant, natural disinfection, synergy, film forming component are compounded, and synergistic effect is prepared Fresh-ness preserving agent for vegetable have effects that fresh-keeping, anti-corrosion, have good preservation to water fruits and vegetables, can delay food rot Rotten speed reduces the evaporation of vegetables and fruits moisture, prevents from wilting.Meanwhile it can shape on surface through the antistaling agent treated vegetables and fruits At one layer of uniform film, there is selective penetrated property to gas, can be reduced oxygen and enter fruits and vegetables, inhibit exhaling for fruits and vegetables significantly Intensity is inhaled, there is excellent fresh-keeping and green-keeping effect, the preferably moisture loss of reduction fruits and vegetables and rotting rate.System of the present invention Preparation Method is easy, and equipment investment is few, and raw material sources are guaranteed, pure natural, the low production cost of safety.
Specific embodiment
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to In limiting the scope of the invention.
Embodiment 1
The present embodiment is related to a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:3 parts of pulullan polysaccharide, konjak portuguese gansu polyose Sugar 2 parts, 1 part of vitamin B2,2 parts of olive oil, 0.6 part of tea polyphenols, 2 parts of surfactant, 4 parts of modified starch, 2 parts of cyclodextrin, 2 parts of sterilization component, 100 parts of solvent.
Wherein, the surfactant is sucrose fatty ester.
Wherein, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Wherein, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, described Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline mass ratio be 3:3:3:1.
Wherein, the solvent is the mixture of water and ethyl alcohol.
Wherein, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 50 DEG C, and heating water bath 30 divides Clock obtains mixture;
(3)By step(2)Resulting mixture, which is placed in blender, stirs 20 minutes, then ultrasonication 3 minutes to get The fresh-ness preserving agent for vegetable.
Wherein, the step(3)In the mixing speed that is stirred be 300r/min.
Embodiment 2
The present embodiment is related to a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:6 parts of pulullan polysaccharide, konjak portuguese gansu polyose Sugared 5 parts, vitamin B2 2 parts, 4 parts of olive oil, 0.9 part of tea polyphenols, 3 parts of surfactant, 8 parts of modified starch, 5 parts of cyclodextrin, 6 parts of sterilization component, 100 parts of solvent.
Wherein, the surfactant is acetic acid monoglyceride.
Wherein, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Wherein, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, described Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline mass ratio be 3:3:3:1.
Wherein, the solvent is the mixture of water and ethyl alcohol.
Wherein, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 60 DEG C, and heating water bath 50 divides Clock obtains mixture;
(3)By step(2)Resulting mixture, which is placed in blender, stirs 40 minutes, then ultrasonication 6 minutes to get The fresh-ness preserving agent for vegetable.
Wherein, the step(3)In the mixing speed that is stirred be 300r/min.
Embodiment 3
The present embodiment is related to a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:5 parts of pulullan polysaccharide, konjak portuguese gansu polyose 4 parts of sugar, 1.9 parts of vitamin B2,3.1 parts of olive oil, 0.8 part of tea polyphenols, 2.8 parts of surfactant, 7 parts of modified starch, ring paste Smart 4 parts, 5 parts of sterilization component, 100 parts of solvent.
Wherein, the surfactant is sucrose fatty ester.
Wherein, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Wherein, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, described Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline mass ratio be 3:3:3:1.
Wherein, the solvent is the mixture of water and ethyl alcohol.
Wherein, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 52 DEG C, and heating water bath 37 divides Clock obtains mixture;
(3)By step(2)Resulting mixture, which is placed in blender, stirs 25 minutes, then ultrasonication 4 minutes to get The fresh-ness preserving agent for vegetable.
Wherein, the step(3)In the mixing speed that is stirred be 300r/min.
Embodiment 4
The present embodiment is related to a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:5 parts of pulullan polysaccharide, konjak portuguese gansu polyose Sugared 4 parts, vitamin B21.9 parts, 3.1 parts of olive oil, 0.8 part of tea polyphenols, 2.8 parts of surfactant, 7 parts of modified starch, ring paste Smart 4 parts, 5 parts of sterilization component, 100 parts of solvent.
Wherein, the surfactant is sucrose fatty ester.
Wherein, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Wherein, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, described Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline mass ratio be 3:3:3:1.
Wherein, the solvent is the mixture of water and ethyl alcohol.
Wherein, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 55 DEG C, and heating water bath 40 divides Clock obtains mixture;
(3)By step(2)Resulting mixture, which is placed in blender, stirs 30 minutes, then ultrasonication 5 minutes to get The fresh-ness preserving agent for vegetable.
Wherein, the step(3)In the mixing speed that is stirred be 300r/min.
Embodiment 5
The present embodiment is related to a kind of fresh-ness preserving agent for vegetable, the raw material including following parts by weight:4.5 parts of pulullan polysaccharide, Amorphophallus rivieri glucomannan 3.4 parts of glycan, 1.7 parts of vitamin B2,2.9 parts of olive oil, 0.76 part of tea polyphenols, 2.7 parts of surfactant, modified starch 6 Part, 3.3 parts of cyclodextrin, 4.1 parts of sterilization component, 100 parts of solvent.
Wherein, the surfactant is acetic acid monoglyceride.
Wherein, the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
Wherein, sterilization component is the mixture of Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline, described Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline mass ratio be 3:3:3:1.
Wherein, the solvent is the mixture of water and ethyl alcohol.
Wherein, the mass ratio of the water and ethyl alcohol is 3:1.
A method of the fresh-ness preserving agent for vegetable is prepared, is included the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 59 DEG C, and heating water bath 45 divides Clock obtains mixture;
(3)By step(2)Resulting mixture, which is placed in blender, stirs 35 minutes, then ultrasonication 4 minutes to get The fresh-ness preserving agent for vegetable.
Wherein, the step(3)In the mixing speed that is stirred be 300r/min.
Comparative example
A kind of agent keeping vegetable fresh disclosed in Authorization Notice No. CN103734269B.
The product that embodiment 1, embodiment 2, embodiment 3, embodiment 4, embodiment 5 are prepared is carried out 300 times respectively Dilution, obtains dilution.The identical grape of selection quality is randomly divided into 6 parts, will wherein 5 parts be respectively placed in embodiment 1, embodiment 2, it carries out impregnating 30 minutes in the dilution of embodiment 3, embodiment 4, embodiment 5, and dries, remaining 1 part uses comparative example institute The antistaling agent progress stated is fresh-keeping, as a control group, is placed in same environment, then observes grape, and records such as following table:
From above table it is found that comparing with control group, through antistaling agent of the present invention, treated that the grape fresh-keeping time is long.
Fresh-ness preserving agent for vegetable Nantural non-toxic of the present invention, of good preservation effect, use is safe, and the fresh-ness preserving agent for vegetable is with general Shandong orchid polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surfactant, modified starch, cyclodextrin, sterilization Ingredient, solvent are raw material, i.e., the ingredients such as fresh-keeping, anti-oxidant, natural disinfection, synergy, film forming component are compounded, and are acted synergistically, The fresh-ness preserving agent for vegetable prepared has effects that fresh-keeping, anti-corrosion, has good preservation to water fruits and vegetables, can delay to eat The speed that object rots reduces the evaporation of vegetables and fruits moisture, prevents from wilting.Meanwhile through the antistaling agent treated vegetables and fruits in table Face can form one layer of uniform film, have selective penetrated property to gas, can be reduced oxygen and enter fruits and vegetables, significantly inhibition fruit The respiratory intensity of vegetable has excellent fresh-keeping and green-keeping effect, the preferably moisture loss of reduction fruits and vegetables and rotting rate.Institute of the present invention The preparation method stated is easy, and equipment investment is few, and raw material sources are guaranteed, pure natural, the low production cost of safety.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow Ring substantive content of the invention.

Claims (10)

1. a kind of fresh-ness preserving agent for vegetable, which is characterized in that the raw material including following parts by weight:3~6 parts of pulullan polysaccharide, konjaku Portugal 2~5 parts of sweet glycan, vitamin B21~2 part, 2~4 parts of olive oil, 0.6~0.9 part of tea polyphenols, 2~3 parts of surfactant, 4~8 parts of modified starch, 2~5 parts of cyclodextrin, 2~6 parts of sterilization component, 100 parts of solvent.
2. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that the raw material including following parts by weight:Propiram is more Sugared 4~5 parts, 3~4 parts of konjaku glucomannan, vitamin B21.2~1.9 parts, 2.7~3.1 parts of olive oil, tea polyphenols 0.7~ 0.8 part, 2.5~2.8 parts of surfactant, 5~7 parts of modified starch, 3~4 parts of cyclodextrin, 3~5 parts of sterilization component, solvent 100 Part.
3. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that the raw material including following parts by weight:Propiram is more Sugared 4.5 parts, 3.4 parts of konjaku glucomannan, 1.7 parts of vitamin B2,2.9 parts of olive oil, 0.76 part of tea polyphenols, surfactant 2.7 parts, 6 parts of modified starch, 3.3 parts of cyclodextrin, 4.1 parts of sterilization component, 100 parts of solvent.
4. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that the surfactant be sucrose fatty ester, Any one of acetic acid monoglyceride.
5. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that the preparation method of the modified starch is as follows:
(1)Weigh the raw material of following parts by weight:30 parts of cornstarch, 50 parts of water, 25 parts of acrylic acid, 5 parts of lauryl mercaptan;
(2)Ready cornstarch, water, acrylic acid and lauryl mercaptan are mixed, 70 DEG C is again heated to and is gelatinized;
(3)Product after gelatinization is placed in 60Co- gamma Rays field and carries out radiation graft polymerization, receiving dosage is 0.5KGy is to get the modified starch.
6. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that sterilization component is Rhizoma Gastrodiae extract, garlic extraction The mixture of object, Ginger P.E and Tourmaline, the Rhizoma Gastrodiae extract, garlic P.E, Ginger P.E and Tourmaline Mass ratio is 3:3:3:1.
7. fresh-ness preserving agent for vegetable according to claim 1, which is characterized in that the solvent is the mixture of water and ethyl alcohol.
8. fresh-ness preserving agent for vegetable according to claim 7, which is characterized in that the mass ratio of the water and ethyl alcohol is 3:1.
9. a kind of method for preparing any one of claim 1~8 fresh-ness preserving agent for vegetable, which is characterized in that include the following steps:
(1)Pulullan polysaccharide, konjaku glucomannan, vitamin B2, olive oil, tea polyphenols, surface-active are weighed by above-mentioned formula Agent, modified starch, cyclodextrin, sterilization component, solvent, it is spare;
(2)Above-mentioned raw materials are mixed, are subsequently placed in water-bath, the temperature for controlling heating water bath is 50~60 DEG C, heating water bath 30~50 minutes, obtain mixture;
(3)By step(2)Resulting mixture is placed in blender and stirs 20~40 minutes, then at 3~6 points of ultrasonication Clock is to get the fresh-ness preserving agent for vegetable.
10. preparation method according to claim 9, which is characterized in that the step(3)In the mixing speed that is stirred For 300r/min.
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109315488A (en) * 2018-11-25 2019-02-12 曲靖师范学院 A kind of production method of bletilla Pu'er tea composite preservative
CN110012938A (en) * 2019-05-24 2019-07-16 刘建飞 Vegetable cold chain logistics ecology preservation method
CN111345343A (en) * 2020-04-26 2020-06-30 成都海关技术中心 Kiwi fruit storage preservative and preservation method thereof
CN112262884A (en) * 2020-10-22 2021-01-26 甘肃世邦星达生物科技有限公司 Fruit and vegetable coating agent
CN113412860A (en) * 2021-07-13 2021-09-21 蚌埠市江淮粮油有限公司 Preservative for rice storage and preparation process thereof

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109315488A (en) * 2018-11-25 2019-02-12 曲靖师范学院 A kind of production method of bletilla Pu'er tea composite preservative
CN110012938A (en) * 2019-05-24 2019-07-16 刘建飞 Vegetable cold chain logistics ecology preservation method
CN110012938B (en) * 2019-05-24 2022-04-29 猫眼品牌管理(上海)有限公司 Vegetable cold-chain logistics ecological preservation method
CN111345343A (en) * 2020-04-26 2020-06-30 成都海关技术中心 Kiwi fruit storage preservative and preservation method thereof
CN112262884A (en) * 2020-10-22 2021-01-26 甘肃世邦星达生物科技有限公司 Fruit and vegetable coating agent
CN113412860A (en) * 2021-07-13 2021-09-21 蚌埠市江淮粮油有限公司 Preservative for rice storage and preparation process thereof

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