CN105230775B - A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella - Google Patents
A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella Download PDFInfo
- Publication number
- CN105230775B CN105230775B CN201510728236.1A CN201510728236A CN105230775B CN 105230775 B CN105230775 B CN 105230775B CN 201510728236 A CN201510728236 A CN 201510728236A CN 105230775 B CN105230775 B CN 105230775B
- Authority
- CN
- China
- Prior art keywords
- fresh
- keeping
- powder
- water
- tremella
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Storage Of Fruits Or Vegetables (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The present invention discloses efficient fresh-keeping agent, preparation method and its preservation method of a kind of fresh tremella, the antistaling agent is made of fresh-keeping powder A, fresh-keeping powder B, coating liquid C, the fresh-keeping powder A, fresh-keeping powder B, coating liquid C weight ratio be 2:(1-3): (1.5-2.5)；The fresh-keeping powder A is by including that the raw material of following components is made: water soluble chitosan, porous-starch, glacial acetic acid, plants essential oil a, water；The fresh-keeping powder B is by including that the raw material of following components is made: food-grade ethyl cellulose, alcohol-soluble chitosan, food grade sodium pyrosulfite, dehydrated alcohol；The coating liquid C is by including that the raw material of following components is made: water soluble chitosan, water-soluble bee glue, sorbic acid, citric acid, Capsaicin, polymethoxyflavone, glucomannans, plants essential oil b, water.The antistaling agent is plant source preservative, nontoxic, efficient, not will cause secondary pollution, one times of fresh tremella shelf-life or more can be improved, retain the nutritional ingredient of fresh tremella, practical.
Description
Technical field
The present invention relates to the antistaling agent technical fields of marketing fresh edible mushroom, and in particular to a kind of efficient fresh-keeping agent of fresh tremella,
Preparation method and its preservation method.
Background technique
Tremella is a kind of fresh and tender dual-purpose of drug and food mushroom palatable, nutritive value is high, deep to be liked by domestic and international consumer, China
About tremella record oneself have more than 1,000 years, since ancient times, tremella is considered as excellent tonic product.Successive dynasties, medicine man all thought tremella
Have " enriching yin and nourishing kidney, moistening lung to arrest cough, stomach function regulating ease constipation, QI invigorating and blood, strong body strengthening tendons, skin-softening beauty, are promoted longevity at brain refreshing " it
Function.The purposes of tremella is write in " Chinese drug voluminous dictionary ", " cures mainly cough with lung heat, dryness of the lung dry cough, chronic cough larynx is itched, expectoration
The trace of blood or chronic cough network hurt hypochondriac pain and pulmonary abscess in band blood or phlegm, lung repeatly, married woman's irregular menstruation, lung heat gastritis, stool closes knot, stool
Lower blood ".Modern medicine study shows the battalion such as protein rich in tremella, carbohydrate, vitamin, microelement
Substance is supported, 8 kinds of amino acid necessary to human body just contain 7 kinds in tremella.Research in recent years has fully confirmed the master of tremella
Wanting effective component is tremella polysaccharides, and tremella polysaccharides type is more.Its main pharmacological effect is as follows: (1) exempting from for body is remarkably reinforced
Epidemic disease function and antitumor, anti-mutation, anti-hepatitis, anti-radiation and increasing leukocyte；(2) free radical pair can antioxidation: be removed
The destruction of body, anti-senility are promoted longevity；(3) protein and nucleic acid synthesis be can promote, there is the work for promoting hemopoietic function of bone marrow
With；(4) free cholesterol in hyperlipemia rat blood serum, the content of cholesterol ester and lipoprotein be can obviously reduce, there is reducing blood lipid
Effect, while blood sugar concentration can be reduced；(5) it is obviously prolonged the formation time of thrombus, there is prevention and cure of cardiovascular disease；
(6) degree of rat paw edema caused by the substantially reduced formaldehyde of energy, shows that it has apparent resistance to the exudation of inflammation and oedema
Effect, can obviously inhibit the formation of stress in rats type ulcer, promote the healing of ulcer, there is anti-inflammation detumescence, promote ulcer healing
Effect.
Although fresh tremella delicious flavour, nutritive value are abundant, since its moisture content is high, organizes tender and crisp, thallus appearance
Skin is unprotected, and it is rotten that edible mushroom sense organ in After-ripening shows as elongated dehydration shrinkage wilting, stem, indusium parachute-opening, self-dissolving
Rotten or even generation foul smell；Physiological performance has respiration reinforcement, and cell leakage and enzymatic activity etc. change.Therefore, fresh
The problems such as food tremella easily generates moisture loss, physical damnification, microorganism infection；Though edible mushroom does not go bad sometimes, its commodity
Value has but been reduced or has been lost, and is seriously affected its storage quality, is caused fresh tremella preservation and freshness difficulty larger, should not store up long, be
This significantly limits its storage, sale and consumption.Therefore, the research of fresh tremella post-harvest fresh-keeping technology is to solve fresh tremella pin
Sell the key of problem, the even more booming key of promotion mushroom industry.
Summary of the invention
In view of this, the application provides efficient fresh-keeping agent, preparation method and its preservation method of a kind of fresh tremella, it is described
Antistaling agent is plant source preservative, nontoxic, efficient, economical, not will cause secondary pollution, the fresh tremella shelf-life one can be improved again with
On, retain the nutritional ingredient of fresh tremella, it is easy to use, it is practical.
In order to solve the above technical problems, technical solution provided by the invention is a kind of efficient fresh-keeping agent of fresh tremella, described
Antistaling agent is made of fresh-keeping powder A, fresh-keeping powder B, coating liquid C, the fresh-keeping powder A, fresh-keeping powder B, coating liquid C weight ratio be 2:
(1-3): (1.5-2.5)；
The fresh-keeping powder A is by including that the raw material of following components is made: water soluble chitosan, porous-starch, glacial acetic acid, plant
Essential oil a, water；
The fresh-keeping powder B is by including that the raw material of following components is made: food-grade ethyl cellulose, alcohol-soluble chitosan, food
Grade sodium pyrosulfite, dehydrated alcohol；
The coating liquid C is by including that the raw material of following components is made: water soluble chitosan, water-soluble bee glue, sorbic acid, lemon
Lemon acid, Capsaicin, polymethoxyflavone, glucomannans, plants essential oil b, water.
Preferably, in the raw material components of the fresh-keeping powder A, the water soluble chitosan, porous-starch, glacial acetic acid, plant
Essential oil a, water proportion be (5-15g): (2-10g): (0.5-1.5mL): (1.9-4.8mL): (140-160mL)；
In the raw material components of the fresh-keeping powder B, the food-grade ethyl cellulose, alcohol-soluble chitosan, food-grade are burnt sub-
Sodium sulphate, dehydrated alcohol proportion be (15-35g): (3-10g): (5-20g): (140-160mL)；
It is the water soluble chitosan, water-soluble bee glue, sorbic acid, citric acid, peppery in the raw material components of the coating liquid C
Element, polymethoxyflavone, glucomannans, plants essential oil b, water proportion be (5-12g): (3-10g): (1-5g): (1-
5g): (0.01-0.08mL): (0.1-0.8g): (0.2-0.9g): (0.1-0.5mL): (80-120mL).
More preferably, in the raw material components of the fresh-keeping powder A, the water soluble chitosan, porous-starch, glacial acetic acid,
Plants essential oil a, water proportion be (7-10g): (5-8g): (0.9-1.2mL): (2.4-4.2mL): (150mL)；
In the raw material components of the fresh-keeping powder B, the food-grade ethyl cellulose, alcohol-soluble chitosan, food-grade are burnt sub-
Sodium sulphate, dehydrated alcohol proportion be (20-30g): (5-8g): (10-15g): (150mL)；
It is the water soluble chitosan, water-soluble bee glue, sorbic acid, citric acid, peppery in the raw material components of the coating liquid C
Element, polymethoxyflavone, glucomannans, plants essential oil b, water proportion be (7-10g): (5-7g): (2-4g): (2-
3g): (0.03-0.05mL): (0.2-0.5g): (0.5-0.8g): (0.2-0.4mL): (100mL).
Preferably, in the fresh-keeping powder A, the plants essential oil a is cinnamon essential oil, clove oil, lemon, cherry essence
Oil mixture, the cinnamon essential oil, clove oil, lemon, cherry essence volume ratio be (0.6-1.2): (0.4-
1.2): (0.6-1.6): (0.3-0.8).
More preferably, the cinnamon essential oil, clove oil, lemon, cherry essence volume ratio be (0.7-
1.1): (0.5-1.0): (0.8-1.5): (0.4-0.6).
Preferably, in the coating liquid C, the plants essential oil b is lemon.
Technical scheme also provides a kind of preparation method of the efficient fresh-keeping agent of above-mentioned fresh tremella, including following step
It is rapid:
(1) prepare fresh-keeping powder A: water intaking soluble chitosan, porous-starch and glacial acetic acid are added to the water, and start electric stirring
Device stirring, 30-48min are stirred under conditions of 1200-1500r/min of revolving speed, plants essential oil a are added, in revolving speed
Continue 50-80min of stirring under conditions of 2000-3000r/min, then using vacuum refrigeration be spray-dried, vacuum degree be-
0.088-- 0.095MPa, vapo(u)rizing temperature are-32-- 45 DEG C, and condenser temperature is-65-- 75 DEG C, after vacuum refrigeration spray drying
Powder is collected up to fresh-keeping powder A；
(2) prepare fresh-keeping powder B: feeding grade ethyl cellulose and alcohol-soluble chitosan are added in dehydrated alcohol, are started
Electric mixer stirring, 15-30min are stirred under conditions of 1200-1500r/min of revolving speed, add food-grade coke sulfurous
Sour sodium continues 50-80min of stirring under conditions of 2000-3000r/min of revolving speed, then using spray drying, spraying import
Temperature is 105-110 DEG C, and outlet temperature is 50-58 DEG C, and powder is collected after spray drying up to fresh-keeping powder B；
(3) prepare coating liquid C: water intaking soluble chitosan, water-soluble bee glue, sorbic acid, citric acid are added to the water, and start
Electric mixer stirring, stirs 30-48min under conditions of 1200-1500r/min of revolving speed, adds Capsaicin, Polymethoxylated
Flavones, glucomannans and plants essential oil b continue 50-80min of stirring under conditions of 2000-3000r/min of revolving speed, quiet
It sets after 1h up to coating liquid C；
(4) taking weight ratio is 2:(1-3): fresh-keeping powder A, fresh-keeping powder B, the coating liquid C of (1.5-2.5), by coating liquid C
Fresh-keeping powder A is uniformly mixed by stand for standby use with fresh-keeping powder B.
Technical scheme also provides a kind of efficient fresh-keeping agent using above-mentioned fresh tremella and carries out the fresh-keeping side of fresh tremella
Fresh tremella is immersed in 2-3min of immersion in coating liquid C, pulls out after drying, carry out micropore plastic wrap packaging, then will mix by method
Fresh-keeping powder A and fresh-keeping powder B after closing uniformly are packaged into inner wrapping, and the inner wrapping at least has gas permeability on one side, by parcel
Dress is put into the micropore plastic wrap packaging of fresh tremella, is then stored under the conditions of 1 DEG C.
Technical scheme also provides a kind of efficient fresh-keeping agent using above-mentioned fresh tremella and carries out the fresh-keeping side of fresh tremella
Fresh tremella is immersed in 2-3min of immersion in coating liquid C, pulls out and dry rear spare, then will to be uniformly mixed fresh-keeping powder A by method
The food wrapper one side of waterproof is spread evenly across using foodstuff glue with fresh-keeping powder B, the food wrapper will impregnate after drying
Fresh tremella package afterwards, is then stored under the conditions of 1 DEG C.
Technical scheme also provides a kind of efficient fresh-keeping agent using above-mentioned fresh tremella and carries out the fresh-keeping side of fresh tremella
Fresh tremella is immersed in 2-3min of immersion in coating liquid C, pulls out and dry rear spare, then will to be uniformly mixed fresh-keeping powder A by method
It is scattered in coating liquid C with fresh-keeping powder B, root film is carried out to the fresh tremella after immersion, is wrapped after drying using microporous barrier
Then dress is stored under the conditions of 1 DEG C.
In technical scheme, polymethoxyflavone, have it is antibacterial, anti-oxidant, inhibit erythrocyte agglutination and sedimentation,
The bioactivity such as anti-mutagenesis are the characteristic chemical constituents in citrus fruit.
Glucomannans, the content in konjaku are 50-60%, and viscosity is high, stability is good, water imbibition is strong, film forming
It is good, it can be food additives and antistaling agent, glucomannans extracting solution can be used for lichee, citrus, longan, Kiwi berry, Chinese chestnut, bamboo
Bamboo shoot, sweet shaddock, capsicum etc. it is fresh-keeping.
Plants essential oil is the intracorporal secondary metabolites of plant, is made of the relatively small simple compounds of molecular weight, tool
There is certain aromatic odor, for the oily liquids substance that can be volatilized at normal temperature, contains there are many low molecular antibacterial material and resist
Oxidizing component, such as cinnamic acid, ferulic acid, caffeic acid, cinnamic aldehyde, citronellol, thymol, eugenol are naturally protected as fruits and vegetables class
Fresh dose, can effectively antibacterial anti-corrosion, but plants essential oil, there are high volatility, volatilization is fast and because being liquid without spy easy to maintain
Point.
Porous-starch is a kind of novel enzyme process converted starch, it is by native starch in the temperature condition for being lower than starch gelatinization
Under, by the effect of enzyme preparation, hydrolyze the amorphous region of starch granules, and cellular structures are formed, aperture cloth
Full entire starch particle surface, at 1 μm or so, aperture is goed deep into diameter from surface to center, and the volume in hole accounts for particle volume
50% or so；Using porous-starch it is distinctive it is inclusion plants essential oil is embedded in wherein, can be made into solid autocontrol multistage and release
Material resource Physiological effect antistaling agent is freeed, the limitation of the fresh-keeping application of plants essential oil can not only be overcome, and is beneficial to the length of tremella
Time transport and Shelf-life.
The invention has the benefit that
(1) plants essential oil and Capsaicin used in the present invention etc. to during fresh food bacterium tremella postharvest storage easily
The germ of appearance has very strong inhibitory effect, and for other chemical synthesis antistaling agents, does not have negative effect to fruits and vegetables
Secondary pollution will not be caused to it, be a kind of nontoxic, efficient, economic plant source fruit and vegetable fresh-keeping agent.
(2) present invention is spray-dried using vacuum refrigeration and is prepared by plants essential oil by wall materials such as porous-starch, chitosans
After technology is embedded, in fresh tremella storage packaging under the action of moisture, chitosan is gradually swollen, and plants essential oil etc. voluntarily opens
In dynamic volatilization antibiotic property ingredient to packaging bag, play the role of sterilization fresh-keeping, therefore overcome plants essential oil volatilization to cause fastly
The short problem of fresh keeping time, keep its deenergized period long and moderate concentration, be suitable for 32 DEG C of fresh-keeping silver of high temperature short-distance transport of summer
Ear 10 days, the fresh-keeping tremella of 0-5 DEG C of cryopreservations 20-30 days, compared with compareing naturally, the shelf life can be improved one times or more；
The above method changes the unborn physical aspect of plants essential oil simultaneously, uses it more convenient extensive.
(3) antistaling agent prepared by the present invention contains the natural fruits such as polymethoxyflavone, glucomannans and plants essential oil
The active constituent of vegetable can be effectively reduced in conjunction with preservation coating liquid prepared by the film forming antimicrobial component such as chitosan, propolis to fresh tremella
The influence of respiration, color difference, weight-loss ratio, malonaldehyde and soluble protein, soluble sugar content in storage, can be preferably
Ground keeps the edible quality of fresh tremella, and the color of fresh tremella can be effectively kept, reduce disappearing for nutriment by being mainly manifested in
Consumption, peroxidation of membrane lipids.
(4) can be also used in antistaling agent prepared by the present invention other edible mushrooms and fruits and vegetables it is fresh-keeping on, as needle mushroom,
Chinese cabbage, citrus, lemon, loquat etc. more extend the use scope of its antistaling agent, enhance practicability.
Specific embodiment
It is right combined with specific embodiments below in order to make those skilled in the art more fully understand technical solution of the present invention
The present invention is described in further detail.
Embodiment 1
A kind of efficient fresh-keeping agent of fresh tremella, the antistaling agent are made of fresh-keeping powder A, fresh-keeping powder B, coating liquid C；
The fresh-keeping powder A is by including that following raw material is made: 7-10g of water soluble chitosan, 5-8g of porous-starch, glacial acetic acid
0.9-1.2mL, plants essential oil a2.4-4.2mL, water 150mL；
The fresh-keeping powder B is by including that following raw material is made: 20-30g of food-grade ethyl cellulose, alcohol-soluble chitosan 5-
8g, 10-15g of food grade sodium pyrosulfite, dehydrated alcohol 150mL；
The coating liquid C is by including that following raw material is made: 7-10g of water soluble chitosan, 5-7g of water-soluble bee glue, sorb
2-4g of acid, 2-3g of citric acid, 0.03-0.05mL of Capsaicin, 0.2-0.5g of polymethoxyflavone, glucomannans 0.5-
0.8g, 0.2-0.4mL of lemon, water 100mL.
In the fresh-keeping powder A, the plants essential oil a be cinnamon essential oil, clove oil, lemon, cherry essence it is mixed
Object is closed, wherein cinnamon essential oil is 0.7-1.1mL, and clove oil is 0.5-1.0mL, and lemon is 0.8-1.5mL, cherry
Essential oil is 0.4-0.6mL.
Preparation method are as follows:
(1) it prepares fresh-keeping powder A: above-mentioned water soluble chitosan, porous-starch and glacial acetic acid is added to the water, start electronic
Blender stirring, 30-48min are stirred under conditions of 1200-1500r/min of revolving speed, plants essential oil are added, in revolving speed
Continue 50-80min of stirring under conditions of 2000-3000r/min, then using vacuum refrigeration be spray-dried, vacuum degree be-
0.088-- 0.095MPa, vapo(u)rizing temperature are-32-- 45 DEG C, and condenser temperature is-65-- 75 DEG C, after vacuum refrigeration spray drying
Powder is collected up to fresh-keeping powder A；
(2) it prepares fresh-keeping powder B: above-mentioned food-grade ethyl cellulose and alcohol-soluble chitosan is added in dehydrated alcohol,
Electric mixer stirring is started, 15-30min are stirred under conditions of 1200-1500r/min of revolving speed, adds food-grade coke
Sodium sulfite continues 50-80min of stirring under conditions of 2000-3000r/min of revolving speed, spraying then using spray drying
Inlet temperature is 105-110 DEG C, and outlet temperature is 50-58 DEG C, and powder is collected after spray drying up to fresh-keeping powder B；
(3) it prepares coating liquid C: above-mentioned water soluble chitosan, water-soluble bee glue, sorbic acid, citric acid is added to the water,
Electric mixer stirring is started, 30-48min are stirred under conditions of 1200-1500r/min of revolving speed, add Capsaicin, more first
Oxygroup flavones, glucomannans and lemon continue 50-80min of stirring under conditions of 2000-3000r/min of revolving speed,
Up to coating liquid C after standing 1h.
Fresh-keeping powder A, fresh-keeping powder B that weight ratio is 1:1 is taken to be uniformly mixed, coating liquid C stand for standby use.
Fresh-keeping method is carried out using above-mentioned efficient fresh-keeping agent are as follows: fresh tremella is immersed in coating liquid C and impregnates 2-
3min is pulled out after drying, carry out micropore plastic wrap packaging, then by after mixing fresh-keeping powder A and fresh-keeping powder B be packaged into it is small
Packaging, the inner wrapping at least have gas permeability on one side, inner wrapping are put into the micropore plastic wrap packaging of fresh tremella, so
It is stored under the conditions of 1 DEG C afterwards.
Embodiment 2
The present embodiment the difference from embodiment 1 is that: the antistaling agent is made of fresh-keeping powder A, fresh-keeping powder B, coating liquid C；
The fresh-keeping powder A is by including that following raw material is made: 5-7g of water soluble chitosan, 2-5g of porous-starch, glacial acetic acid
0.5-0.9mL, 1.9-2.4mL of plants essential oil a, water 140mL；
The fresh-keeping powder B is by including that following raw material is made: 15-20g of food-grade ethyl cellulose, alcohol-soluble chitosan 3-
5g, 5-10g of food grade sodium pyrosulfite, dehydrated alcohol 140mL；
The coating liquid C is by including that following raw material is made: 5-7g of water soluble chitosan, 3-5g of water-soluble bee glue, sorb
1-2g of acid, 1-2g of citric acid, 0.01-0.03mL of Capsaicin, 0.1-0.2g of polymethoxyflavone, glucomannans 0.2-
0.5g, 0.1-0.2mL of lemon, water 80mL.
Embodiment 3
The present embodiment the difference from embodiment 1 is that: the antistaling agent is made of fresh-keeping powder A, fresh-keeping powder B, coating liquid C；
The fresh-keeping powder A is by including that following raw material is made: 10-15g of water soluble chitosan, 8-10g of porous-starch, ice second
1.2-1.5mL of acid, plants essential oil a4.2-4.8mL, water 160mL；
The fresh-keeping powder B is by including that following raw material is made: 30-35g of food-grade ethyl cellulose, alcohol-soluble chitosan 8-
10g, 15-20g of food grade sodium pyrosulfite, dehydrated alcohol 160mL；
The coating liquid C is by including that following raw material is made: 10-12g of water soluble chitosan, 7-10g of water-soluble bee glue, mountain
4-5g of pears acid, 3-5g of citric acid, 0.05-0.08mL of Capsaicin, 0.5-0.8g of polymethoxyflavone, glucomannans 0.8-
0.9g, 0.4-0.5mL of lemon, water 120mL.
Embodiment 4
The present embodiment the difference from embodiment 1 is that: in the fresh-keeping powder A, the plants essential oil a be cinnamon essential oil, fourth
Essential oil, lemon, cherry essence mixture, wherein cinnamon essential oil be 0.6-0.7mL, clove oil be 0.4-
0.5mL, lemon are 0.6-0.8mL, and cherry essence is 0.3-0.4mL.
Embodiment 5
The present embodiment the difference from embodiment 1 is that: in the fresh-keeping powder A, the plants essential oil a be cinnamon essential oil, fourth
Essential oil, lemon, cherry essence mixture, wherein cinnamon essential oil be 1.1-1.2mL, clove oil be 1.0-
1.2mL, lemon are 1.5-1.6mL, and cherry essence is 0.6-0.8mL.
Embodiment 6
The present embodiment the difference from embodiment 1 is that: take weight ratio be 2:1 fresh-keeping powder A, fresh-keeping powder B be uniformly mixed,
Coating liquid C stand for standby use.
Embodiment 7
The present embodiment the difference from embodiment 1 is that: take weight ratio be 2:3 fresh-keeping powder A, fresh-keeping powder B be uniformly mixed,
Coating liquid C stand for standby use.
Embodiment 8
The present embodiment the difference from embodiment 1 is that: fresh-keeping method is carried out using efficient fresh-keeping agent are as follows: soak fresh tremella
Bubble impregnates 2-3min in coating liquid C, pulls out and dries rear spare, then will to be uniformly mixed fresh-keeping powder A and fresh-keeping powder B use
Foodstuff glue is spread evenly across the food wrapper one side of waterproof, the food wrapper dry after by the fresh tremella packet after immersion
It wraps up in, is then stored under the conditions of 1 DEG C.
Embodiment 9
The present embodiment the difference from embodiment 1 is that: fresh-keeping method is carried out using efficient fresh-keeping agent are as follows: soak fresh tremella
Bubble impregnates 2-3min in coating liquid C, pulls out and dries rear spare, then will to be uniformly mixed fresh-keeping powder A and fresh-keeping powder B dispersion
In coating liquid C, root film is carried out to the fresh tremella after immersion, is packed after drying using microporous barrier, then in 1 DEG C of item
It is stored under part.
Embodiment 10
The measurement of fresh-keeping effect, measurement result are carried out to the efficient fresh-keeping agent of fresh tremella described in embodiment 1 to embodiment 9
It is shown in Table 1, while one group of blank control is set, with no treatment.
Wherein, the efficient fresh-keeping agent of embodiment 1-9 carries out fresh-keeping tremella, and sample time is the 25th day, blank pair
Sample time according to group is the 7th day, and weight-loss ratio is measured using weighing method；Color difference is measured using color difference measurement instrument；Egg
The measurement of white matter content uses Coomassie brilliant G-250 decoration method；The measurement of total reducing sugar uses potassium ferricyanide titration；Specific experiment
Operation is laboratory routine experiment means, and microbiological indicator includes total plate count (being measured using GB4789.2-2010), mould
(being measured using GB4789.15-2010).
1 embodiment of table, 10 fresh-keeping effect measurement result
It can be seen that antistaling agent described in embodiment 1 to embodiment 9 relative to blank control from the data result of table 1,
With apparent fresh-keeping function, the nutrition loss of fresh tremella can be prevented, freshness date can reach 25 days, in addition, comparative example 1
With embodiment 2,3, it can be seen that the data result of embodiment 1 is more preferable, illustrates with fresh-keeping powder A described in embodiment 1, fresh-keeping powder B
And the component and content of coating liquid C is preferred scheme；Comparative example 1 and embodiment 4,5, it can be seen that 1 institute of embodiment
The proportion for the plants essential oil stated is preferred embodiment；Comparative example 1 and embodiment 6,7, it can be seen that by fresh-keeping powder A and fresh-keeping powder
Fresh-keeping effect is more preferable after B ratio 1:1 by weight mixing, is preferred embodiment；Comparative example 1 and embodiment 8,9, it can be seen that adopt
Fresh-keeping powder A and fresh-keeping powder B are mixed to form inner wrapping after being impregnated using coating liquid C with the preservation method of embodiment 1
It is more preferable that the micropore packaging being put into carries out fresh-keeping mode.
The above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
Limitation of the invention, protection scope of the present invention should be defined by the scope defined by the claims..For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
It also should be regarded as protection scope of the present invention into retouching.
Claims (9)
1. a kind of efficient fresh-keeping agent of fresh tremella, it is characterised in that: the antistaling agent is by fresh-keeping powder A, fresh-keeping powder B, coating liquid C group
Weight ratio at, the fresh-keeping powder A, fresh-keeping powder B, coating liquid C is 2:(1-3): (1.5-2.5)；
The fresh-keeping powder A is by including that the raw material of following components is made: water soluble chitosan, porous-starch, glacial acetic acid, plants essential oil
A, water；In the raw material components of the fresh-keeping powder A, the water soluble chitosan, porous-starch, glacial acetic acid, plants essential oil a, water
Proportion is (5-15g): (2-10g): (0.5-1.5mL): (1.9-4.8mL): (140-160mL)；
The fresh-keeping powder B is by including that the raw material of following components is made: food-grade ethyl cellulose, alcohol-soluble chitosan, food-grade
Sodium pyrosulfite, dehydrated alcohol；In the raw material components of the fresh-keeping powder B, the food-grade ethyl cellulose, alcohol-soluble shell are poly-
Sugar, food grade sodium pyrosulfite, dehydrated alcohol proportion be (15-35g): (3-10g): (5-20g): (140-160mL)；
The coating liquid C is by including that the raw material of following components is made: water soluble chitosan, water-soluble bee glue, sorbic acid, lemon
Acid, Capsaicin, polymethoxyflavone, glucomannans, plants essential oil b, water；It is described water-soluble in the raw material components of the coating liquid C
Property chitosan, water-soluble bee glue, sorbic acid, citric acid, Capsaicin, polymethoxyflavone, glucomannans, plants essential oil b, water
Proportion is (5-12g): (3-10g): (1-5g): (1-5g): (0.01-0.08mL): (0.1-0.8g): (0.2-
0.9g): (0.1-0.5mL): (80-120mL).
2. a kind of efficient fresh-keeping agent of fresh tremella according to claim 1, it is characterised in that:
In the raw material components of the fresh-keeping powder A, the water soluble chitosan, porous-starch, glacial acetic acid, plants essential oil a, water are matched
Than for (7-10g): (5-8g): (0.9-1.2mL): (2.4-4.2mL): (150mL)；
In the raw material components of the fresh-keeping powder B, the food-grade ethyl cellulose, alcohol-soluble chitosan, food-grade pyrosulfurous acid
Sodium, dehydrated alcohol proportion be (20-30g): (5-8g): (10-15g): (150mL)；
It is the water soluble chitosan, water-soluble bee glue, sorbic acid, citric acid, Capsaicin, more in the raw material components of the coating liquid C
Methoxy flavone, glucomannans, plants essential oil b, water proportion be (7-10g): (5-7g): (2-4g): (2-3g):
(0.03-0.05mL): (0.2-0.5g): (0.5-0.8g): (0.2-0.4mL): (100mL).
3. the efficient fresh-keeping agent of described in any item a kind of fresh tremellas according to claim 1-2, it is characterised in that: described fresh-keeping
In powder A, the plants essential oil a is the mixture of cinnamon essential oil, clove oil, lemon, cherry essence, the cinnamon spirit
Oil, clove oil, lemon, cherry essence volume ratio be (0.6-1.2): (0.4-1.2): (0.6-1.6):
(0.3—0.8)。
4. a kind of efficient fresh-keeping agent of fresh tremella according to claim 3, it is characterised in that: the cinnamon essential oil, cloves
Essential oil, lemon, cherry essence volume ratio be (0.7-1.1): (0.5-1.0): (0.8-1.5): (0.4-0.6).
5. the efficient fresh-keeping agent of described in any item a kind of fresh tremellas according to claim 1-2, it is characterised in that: the film
In liquid C, the plants essential oil b is lemon.
6. a kind of preparation method of the efficient fresh-keeping agent of any one of claim 1-5 fresh tremella, it is characterised in that: including
Following steps:
(1) prepare fresh-keeping powder A: water intaking soluble chitosan, porous-starch and glacial acetic acid are added to the water, and start electric mixer and stir
It mixes, 30-48min is stirred under conditions of 1200-1500r/min of revolving speed, plants essential oil a are added, in revolving speed 2000-
Continue 50-80min of stirring under conditions of 3000r/min, be then spray-dried using vacuum refrigeration, vacuum degree is-0.088--
0.095MPa, vapo(u)rizing temperature are-32-- 45 DEG C, and condenser temperature is-65-- 75 DEG C, collect powder after vacuum refrigeration spray drying
Up to fresh-keeping powder A；
(2) prepare fresh-keeping powder B: feeding grade ethyl cellulose and alcohol-soluble chitosan are added in dehydrated alcohol, are started electronic
Blender stirring, 15-30min are stirred under conditions of 1200-1500r/min of revolving speed, add food grade sodium pyrosulfite,
Continue 50-80min of stirring under conditions of 2000-3000r/min of revolving speed, then using spray drying, spray inlet temperature
It is 105-110 DEG C, outlet temperature is 50-58 DEG C, and powder is collected after spray drying up to fresh-keeping powder B；
(3) prepare coating liquid C: water intaking soluble chitosan, water-soluble bee glue, sorbic acid, citric acid are added to the water, and start electronic
Blender stirring, 30-48min are stirred under conditions of 1200-1500r/min of revolving speed, add Capsaicin, Polymethoxylated Huang
Ketone, glucomannans and plants essential oil b continue 50-80min of stirring under conditions of 2000-3000r/min of revolving speed, stand
Up to coating liquid C after 1h；
(4) taking weight ratio is 2:(1-3): fresh-keeping powder A, fresh-keeping powder B, the coating liquid C of (1.5-2.5) stand coating liquid C
It is spare, fresh-keeping powder A is uniformly mixed with fresh-keeping powder B.
7. a kind of efficient fresh-keeping agent using any one of the claim 1-5 fresh tremella carries out the fresh-keeping method of fresh tremella,
It is characterized in that: fresh tremella being immersed in 2-3min of immersion in coating liquid C, pulls out after drying, carries out micropore plastic wrap packaging, so
Afterwards by after mixing fresh-keeping powder A and fresh-keeping powder B be packaged into inner wrapping, the inner wrapping at least has gas permeability on one side,
Inner wrapping is put into the micropore plastic wrap packaging of fresh tremella, is then stored under the conditions of 1 DEG C.
8. a kind of efficient fresh-keeping agent using any one of the claim 1-5 fresh tremella carries out the fresh-keeping method of fresh tremella,
It is characterized in that: fresh tremella being immersed in 2-3min of immersion in coating liquid C, pulls out and dries rear spare, then will to be uniformly mixed guarantor
Fresh powder A and fresh-keeping powder B is spread evenly across the food wrapper one side of waterproof using foodstuff glue, and the food wrapper will after drying
Fresh tremella package after immersion, is then stored under the conditions of 1 DEG C.
9. a kind of efficient fresh-keeping agent using any one of the claim 1-5 fresh tremella carries out the fresh-keeping method of fresh tremella,
It is characterized in that: fresh tremella being immersed in 2-3min of immersion in coating liquid C, pulls out and dries rear spare, then will to be uniformly mixed guarantor
Fresh powder A and fresh-keeping powder B are scattered in coating liquid C, to after immersion fresh tremella carry out root film, after drying using microporous barrier into
Row packaging, is then stored under the conditions of 1 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510728236.1A CN105230775B (en) | 2015-10-30 | 2015-10-30 | A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510728236.1A CN105230775B (en) | 2015-10-30 | 2015-10-30 | A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105230775A CN105230775A (en) | 2016-01-13 |
| CN105230775B true CN105230775B (en) | 2019-01-01 |
Family
ID=55028841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510728236.1A Active CN105230775B (en) | 2015-10-30 | 2015-10-30 | A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105230775B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106387588A (en) * | 2016-08-31 | 2017-02-15 | 内蒙古锦华生物科技有限公司金寨分公司 | Mouth-feel modifier for edible mushroom solid beverage |
| CN106942351A (en) * | 2017-02-16 | 2017-07-14 | 福建农林大学 | A kind of method for disinfection of fresh white fungus |
| CN108835245A (en) * | 2018-07-31 | 2018-11-20 | 合肥仙之峰农业科技有限公司 | A kind of edible fungus fresh-keeping liquid and preparation method thereof |
| CN112273433A (en) * | 2020-11-30 | 2021-01-29 | 吉林大学 | Preparation method and application of chitosan-based butyl essential oil nanoemulsion |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04267867A (en) * | 1991-02-19 | 1992-09-24 | Takasugi Seiyaku Kk | Food preservative |
| CN101946823A (en) * | 2010-09-17 | 2011-01-19 | 天津科技大学 | Rice antistaling agent as well as preparation method and application thereof |
| CN101966000A (en) * | 2010-08-26 | 2011-02-09 | 天津市食品加工工程中心 | Biological insect-resistant and anti-mildew preservative for bean curd sticks |
| CN102405965A (en) * | 2011-11-24 | 2012-04-11 | 西华大学 | Method for preparing biogenic biphase coating anti-staling agent for pickle stem tuber raw materials |
| CN102487995A (en) * | 2011-11-24 | 2012-06-13 | 西华大学 | Microencapsulated multistage release biogenic preservative for raw materials of pickled solanaceous vegetables |
| CN104054816A (en) * | 2014-06-26 | 2014-09-24 | 山西省农业科学院农产品贮藏保鲜研究所 | Special self-controlled multi-stage-releasing biological source physiological regulation antistaling agent for cherries and preparation method thereof |
| CN104161115A (en) * | 2014-08-18 | 2014-11-26 | 西华大学 | Preservative special for fresh sweet potato stem leaf biological source solid-liquid-gas three-phase three-level self-start type shelf |
| CN104663869A (en) * | 2015-03-17 | 2015-06-03 | 重庆市中药研究院 | Normal-temperature preserving and freshening method for fresh white fungus |
| CN104920603A (en) * | 2014-03-19 | 2015-09-23 | 徐迪青 | Preservative for rice preservation |
-
2015
- 2015-10-30 CN CN201510728236.1A patent/CN105230775B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04267867A (en) * | 1991-02-19 | 1992-09-24 | Takasugi Seiyaku Kk | Food preservative |
| CN101966000A (en) * | 2010-08-26 | 2011-02-09 | 天津市食品加工工程中心 | Biological insect-resistant and anti-mildew preservative for bean curd sticks |
| CN101946823A (en) * | 2010-09-17 | 2011-01-19 | 天津科技大学 | Rice antistaling agent as well as preparation method and application thereof |
| CN102405965A (en) * | 2011-11-24 | 2012-04-11 | 西华大学 | Method for preparing biogenic biphase coating anti-staling agent for pickle stem tuber raw materials |
| CN102487995A (en) * | 2011-11-24 | 2012-06-13 | 西华大学 | Microencapsulated multistage release biogenic preservative for raw materials of pickled solanaceous vegetables |
| CN104920603A (en) * | 2014-03-19 | 2015-09-23 | 徐迪青 | Preservative for rice preservation |
| CN104054816A (en) * | 2014-06-26 | 2014-09-24 | 山西省农业科学院农产品贮藏保鲜研究所 | Special self-controlled multi-stage-releasing biological source physiological regulation antistaling agent for cherries and preparation method thereof |
| CN104161115A (en) * | 2014-08-18 | 2014-11-26 | 西华大学 | Preservative special for fresh sweet potato stem leaf biological source solid-liquid-gas three-phase three-level self-start type shelf |
| CN104663869A (en) * | 2015-03-17 | 2015-06-03 | 重庆市中药研究院 | Normal-temperature preserving and freshening method for fresh white fungus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105230775A (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Chamorro et al. | Valorization of kiwi agricultural waste and industry by-products by recovering bioactive compounds and applications as food additives: A circular economy model | |
| CN102018263B (en) | Purely natural essential oil composition for keeping fresh and preparation method and using method thereof | |
| CN105230775B (en) | A kind of efficient fresh-keeping agent, preparation method and its preservation method of fresh tremella | |
| CN109645111A (en) | For the fresh-keeping hydrogel of compound Edible of high respiratory intensity fruit and its preparation | |
| CN105010519B (en) | A kind of antistaling agent and preparation method thereof of Qarnet Chinese yam | |
| CN105076942B (en) | A kind of potato full-powder squeezes noodles and preparation method thereof | |
| CN108514024A (en) | A kind of meat natural composite antistaling agent and preparation method thereof | |
| CN106615073A (en) | Microcapsule vegetable fresh-keeping agent and preparation method thereof | |
| CN110250263A (en) | A kind of method of fertile mandarin orange keeping-freshness storage | |
| CN109258645A (en) | A kind of anti-bacterial refreshing gel and preparation method thereof containing glycine betaine | |
| CN102318673B (en) | Castanea henryi coating fresh-keeping agent | |
| CN106070584A (en) | A kind of preservation coating liquid of Fructus Pruni salicinae and preparation method thereof | |
| CN113907128A (en) | Edible essential oil film for fruit and vegetable preservation and preparation method thereof | |
| Esparvarini et al. | Gelatin‐starch composite coating containing cucumber peel extract and cumin essential oil: Shelf life improvement of a cheese model | |
| CN107484816A (en) | A kind of Chinese toon storage fresh-keeping and processing method | |
| CN104351310B (en) | A kind of Carnis Pseudosciaenae composite film-forming preservative and preparation method thereof | |
| CN103907675B (en) | A kind of Nano Silver Compound Water fresh-keeping agent of fruits preparation technology fresh-keeping for Nanfeng orange and application | |
| CN107156263A (en) | The antistaling agent and its application method of a kind of seawater shrimps | |
| CN111685174A (en) | Fruit and vegetable preservative and preparation method thereof | |
| CN106577988A (en) | Natural compound meat preservative and preparation method thereof | |
| CN103919119B (en) | Double glue Ganoderma spore powder with cellular wall broken of a kind of antioxidative and preparation method thereof | |
| CN109601614A (en) | A kind of cucumber composite preservative and preservation method | |
| CN108432930A (en) | A kind of Pueraria lobota honey ointment and preparation method thereof | |
| Barbosa et al. | Edible active coating systems for food purposes | |
| CN104161115A (en) | Preservative special for fresh sweet potato stem leaf biological source solid-liquid-gas three-phase three-level self-start type shelf |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211124 Address after: No. 20, yanfangwan community, chenjiaba village, Chenhe Town, Tongjiang County, Bazhong City, Sichuan Province, 636700 Patentee after: Tongjiang Yuanxiang fungus industry Co.,Ltd. Address before: 636007 No. 1, South Street, nuojiang Town, Tongjiang County, Bazhong City, Sichuan Province Patentee before: TONGJIANG GULIN TREMELLA Co.,Ltd. |
|
| TR01 | Transfer of patent right |