CN110229612A - A kind of apple exempts from bagging film forming pulvis and its preparation and application - Google Patents
A kind of apple exempts from bagging film forming pulvis and its preparation and application Download PDFInfo
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- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
- A01G2013/004—Liquid mulch
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Abstract
The invention discloses a kind of apples to exempt from bagging film forming pulvis, it is composed of the following components by mass percentage: starch 1.65%~1.68%, sodium carboxymethylcellulose 3.81~3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate 0.30%~0.34%, fatty alcohol polyoxyethylene ether 1.32%~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid 0.30%~0.34%, salicylic acid 0.02%~0.03%, methyl jasmonate 0.62%~0.68%, surplus are that water is 100%, and the above components quality sum is 100%；Above-mentioned film forming pulvis preparation process is simple, easy to use, solves the problem of bagging low efficiency, high labor cost；And apple can be made more fragrant and more sweet, more fresh and crisp, fresh keeping time is longer；And the film for being sprayed to fruit face is automatically degradable, is absorbed by fruit tree.
Description
Technical field
The invention belongs to the pulvis technical field that forms a film, it is related to a kind of apple and exempts from bagging film forming pulvis, the invention further relates to
The apple exempts from the preparation method and its application method of bagging film forming pulvis.
Background technique
Apple has the laudatory title of " wisdom fruit ", nutriment rich in.One apple about containing 30 milligrams of flavonoids,
5 grams of dietary fiber, 170 milligrams of potassium, 10 milligrams of calcium, 22 grams of carbohydrate, 7.8 grams of VC, 7.8 grams of VB
Deng.It can promote the production of body fluid to quench thirst after edible, reducing blood lipid, nourishing Yin and moistening lung, tranquilizing and allaying excitement.And the flat of electrolyte and soda acid can be maintained
Weighing apparatus reduces cholesterol, cancer-resisting.But apple during maturation easily by external influence, make apple can not health at
It is long, so just introduce apple set paper bag technology.
Conventional sleeve paper bag has the history of upper a century originating from Japan.The appearance that apple can be improved, avoids pesticide and dust
Attachment in fruit face reduces fruit russeting.But the bagging and takeover time Relatively centralized of traditional paper bag, labour demand is prosperous in a short time
It contains, the amount of labour used is big, employs people difficult.It is no small burden for orchard worker.In addition, conventional sleeve paper bag reduce apple sugariness,
Hardness makes the taste bad of apple.With the increasingly raising of economic level, the consumption idea of people is also changed correspondingly, to Gao Pin
The demand of matter apple gradually increases.Secondly, conventional sleeve paper bag has lost most of control efficiency, apple is made to be still in one
The condition of " danger ", so new technology replaces traditional bagging to be a kind of inexorable trend.
Summary of the invention
The object of the present invention is to provide a kind of apples to exempt from bagging film forming pulvis, solves the dirt of environment caused by traditional paper bag
Dye problem, while solving the problems, such as conventional sleeve paper bag apple taste bad.
A second object of the present invention is to provide the preparation method that above-mentioned apple exempts from bagging film forming pulvis, preparation method letters
It is single.
Third object of the present invention is to provide the application methods that above-mentioned apple exempts from bagging film forming pulvis, using simple,
It is high-efficient, solve the problem of low efficiency during traditional Apple Bags bag taking, high labor cost.
The technical scheme adopted by the invention is that a kind of apple exempts from bagging film forming pulvis, by mass percentage by following
Group is grouped as: starch 1.65%~1.68%, sodium carboxymethylcellulose 3.81%~3.85%, gelatin 6.65%~6.75%,
Lauryl sodium sulfate 0.30%~0.34%, fatty alcohol polyoxyethylene ether 1.32%~1.34%, nano-titanium dioxide
1.80%~1.86%, boric acid 0.30%~0.34%, salicylic acid 0.02%~0.03%, methyl jasmonate 0.62%~
0.68%, surplus is water, and the sum of mass percent of the above components is 100%.
Second technical solution of the present invention is to provide the preparation side that above-mentioned apple exempts from bagging film forming pulvis
Method, the specific steps are as follows:
Step 1 weighs following components by mass percentage: starch 1.65%~1.68%, sodium carboxymethylcellulose
3.81%~3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate 0.30%~0.34%, aliphatic alcohol polyethenoxy
Ether 1.32%~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid 0.30%~0.34%, salicylic acid 0.02%~
0.03%, methyl jasmonate 0.62%~0.68%, surplus is water, and the sum of mass percent of the above components is 100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse is uniform, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse is uniform, continues to stir 50min~60min, be divided
Dispersion liquid 2；
Step 4 after dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace sufficiently reaction, naturally cools to room
Temperature obtains suspension；
Step 5 outwells supernatant in suspension, obtains sediment, successively 4 are respectively washed using deionized water and ethyl alcohol~
After 6 times, it is placed in drying in drying box, apple is obtained and exempts from bagging film forming pulvis.
The features of the present invention also characterized in that
The ultrasonic disperse time is 15min~20min in step 2.
The ultrasonic disperse time is 23min~28min in step 3.
Reaction temperature in step 4 in micro-wave oven is 96 DEG C~104 DEG C, and the reaction time is 12min~20min.
Drying temperature in step 5 is 75 DEG C~85 DEG C.
Third technical solution of the present invention is to provide the user that above-mentioned apple exempts from bagging film forming pulvis
Method, specific process are as follows: film forming pulvis and water being sprayed onto Apples face after mixing, made apple is completely wet.
The features of the present invention also characterized in that
The mass ratio of film forming pulvis and water is 1:50~60.
The temperature of the water of dissolution film forming pulvis is 22 DEG C~32 DEG C.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
The beneficial effects of the present invention are:
(1) apple of the invention exempts from bagging film forming pulvis, and nontoxic, directly sprinkling avoids traditional paper bag after dissolution
While caused problem of environmental pollution, solves the problems, such as conventional sleeve paper bag apple taste bad；
(2) apple of the invention exempts from the preparation method of bagging film forming pulvis, and preparation process is simple, easy to operate, and makes
It will form colorless and transparent film on standby spray solution to apple, when can relatively increase the illumination of apple compared with traditional bagging
It is long, improve the sugariness and hardness and mouthfeel of apple；Meanwhile the invasion of pest and disease damage can be effectively prevented in film, improves apple
Quality；And film has good ductility, will not rupture because of rainwash and the growth of fruit；Film is using
Afterwards, it can degrade automatically, provide nutriment for fruit tree；
(3) apple of the invention exempts from the application method of bagging film forming pulvis, and film forming pulvis and water are mixed to form solution,
To spray as approach, one layer of protective film is rapidly formed in apple surface after contacting with the air, by fruit and outside contamination point
It separates and, it is more efficient to replace traditional paper bag, while solving the problems, such as that labour is in short supply, alleviate the economy of orchard worker
Burden, so the present invention can substitute conventional sleeve paper bag completely, becomes the new selection of orchard worker.
Specific embodiment
Below by specific embodiment, the present invention is described in detail.
A kind of apple of the invention exempts from bagging film forming pulvis, composed of the following components by mass percentage: starch
1.65%~1.68%, sodium carboxymethylcellulose 3.81%~3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate
0.30%~0.34%, fatty alcohol polyoxyethylene ether 1.32%~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid
0.30%~0.34%, salicylic acid 0.02%~0.03%, methyl jasmonate 0.62%~0.68%, surplus is water, above each
The sum of mass percent of component is 100%.
Above-mentioned apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.65%~1.68%, sodium carboxymethylcellulose
3.81%~3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate 0.30%~0.34%, aliphatic alcohol polyethenoxy
Ether 1.32%~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid 0.30%~0.34%, salicylic acid 0.02%~
0.03%, methyl jasmonate 0.62%~0.68%, surplus is water, and the sum of mass percent of the above components is 100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 15min~20min, dispersion liquid 1 is obtained；When starch, gelatin and lauryl sodium sulfate is added, in order to dissolve effect
Fruit is more preferable, can sequentially add；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 23min~28min, continue to stir 50min~
60min obtains dispersion liquid 2；Sodium carboxymethylcellulose, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boric acid, bigcatkin willow is added
When acid and methyl jasmonate, in order to which solute effect is more preferable, it can sequentially add；
Step 4, by dispersion liquid 2 obtained in step 3 be placed in microwave reaction furnace in 96 DEG C~104 DEG C reaction 12min~
After 20min, cooled to room temperature obtains suspension；
Step 5 outwells supernatant in suspension, obtains sediment, successively 4 are respectively washed using deionized water and ethyl alcohol~
It after 6 times, is placed in drying box in 75 DEG C~85 DEG C dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 22 DEG C~32 DEG C of water
It is sprayed onto Apples face after mixing with the mass ratio of 1:50~60, makes apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Product of the invention is further illustrated below by several specific embodiments:
Embodiment 1
Apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.65%, sodium carboxymethylcellulose 3.81%, gelatin
6.65%, lauryl sodium sulfate 0.30%, fatty alcohol polyoxyethylene ether 1.32%, nano-titanium dioxide 1.80%, boric acid
0.30%, salicylic acid 0.02%, methyl jasmonate 0.62%, surplus is water, and the sum of mass percent of the above components is
100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 15min, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 23min, continue to stir 50min, obtain dispersion liquid 2；
Dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace after 96 DEG C of reaction 12min by step 4, naturally cold
But to room temperature, suspension is obtained；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 4 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying box in 75 DEG C of dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 22 DEG C of water with 1:50
Mass ratio be sprayed onto Apples face after mixing, make apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Embodiment 2
Apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.68%, sodium carboxymethylcellulose 3.85%, gelatin
6.75%, lauryl sodium sulfate 0.34%, fatty alcohol polyoxyethylene ether 1.34%, nano-titanium dioxide 1.86%, boric acid
0.34%, salicylic acid 0.03%, methyl jasmonate 0.68%, surplus is water, and the sum of mass percent of the above components is
100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 20min, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 28min, continue to stir 60min, obtain dispersion liquid 2；
Dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace after 104 DEG C of reaction 20min by step 4, naturally cold
But to room temperature, suspension is obtained；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 6 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying box in 85 DEG C of dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 32 DEG C of water with 1:60
Mass ratio be sprayed onto Apples face after mixing, make apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Embodiment 3
Above-mentioned apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.66%, sodium carboxymethylcellulose 3.83%, gelatin
6.70%, lauryl sodium sulfate 0.33%, fatty alcohol polyoxyethylene ether 1.33%, nano-titanium dioxide 1.84%, boric acid
0.32%, salicylic acid 0.025%, methyl jasmonate 0.64%, surplus is water, and the sum of mass percent of the above components is
100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 18min, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 25min, continue to stir 55min, obtain dispersion liquid 2；
Dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace after 99 DEG C of reaction 15min by step 4, naturally cold
But to room temperature, suspension is obtained；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 4 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying box in 78 DEG C of dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 28 DEG C of water with 1:55
Mass ratio be sprayed onto Apples face after mixing, make apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Embodiment 4
Above-mentioned apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.65%, sodium carboxymethylcellulose 3.85%, gelatin
6.65%, lauryl sodium sulfate 0.30%, fatty alcohol polyoxyethylene ether 1.34%, nano-titanium dioxide 1.80%, boric acid
0.33%, salicylic acid 0.02%, methyl jasmonate 0.68%, surplus is water, and the sum of mass percent of the above components is
100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 15min, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, nano-titanium dioxide, boron
Acid, salicylic acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 28min, continue to stir 60min, obtain dispersion liquid 2；
Dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace after 104 DEG C of reaction 18min by step 4, naturally cold
But to room temperature, suspension is obtained；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 5 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying box in 82 DEG C of dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 30 DEG C of water with 1:58
Mass ratio be sprayed onto Apples face after mixing, make apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Embodiment 5
Above-mentioned apple exempts from bagging film forming pulvis, and specific preparation process is as follows:
Step 1 weighs following components by mass percentage: starch 1.67%, sodium carboxymethylcellulose 3.81%, gelatin
6.66%, lauryl sodium sulfate 0.34%, fatty alcohol polyoxyethylene ether 1.32%, nano-titanium dioxide 1.80%, boric acid
0.30%, salicylic acid 0.02%, methyl jasmonate 0.62%, surplus is water, and the sum of mass percent of the above components is
100%.
Starch weighed in step 1, gelatin and lauryl sodium sulfate are added in step 1 in weighed water step 2,
After ultrasonic disperse 15min, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, titanium dioxide, boric acid, water
Poplar acid and methyl jasmonate are added in dispersion liquid 1, after ultrasonic disperse 25min, continue to stir 60min, obtain dispersion liquid 2；
Dispersion liquid 2 obtained in step 3 is placed in microwave reaction furnace after 100 DEG C of reaction 15min by step 4, naturally cold
But to room temperature, suspension is obtained；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 6 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying box in 80 DEG C of dryings, obtains apple and exempt from bagging film forming pulvis.
Above-mentioned apple exempts from bagging film forming pulvis, and specific use process is as follows: by film forming pulvis and 22 DEG C~32 DEG C of water
It is sprayed onto Apples face after mixing with the mass ratio of 1:53, makes apple is completely wet.
The sprinkling frequency that apple exempts from bagging film forming pulvis aqueous solution is 30~40 days primary, and initial spraying time is May
The last ten-days period.
Since experiment is carried out in yan-an, late May apple starts to grow, therefore when initially spraying in the application
Between be late May, and need within 30~45 days before the ripe apples phase a large amount of illumination, apple allowed to paint, thus spray termination when
Between for 30~45 days before the ripe apples phase.
The using effect of the film forming pulvis prepared in Examples 1 to 5 is tested below, chooses 5 apple trees respectively,
In identical initial spraying time, the film forming pulvis aqueous solution to be prepared in Examples 1 to 5 respectively, and in Examples 1 to 5
Sprinkling frequency tested, the obtained experimental result specific experiment number observed is following, and (hardness, gloss is by 0~1 table
Show, 1 is best for effect):
The using effect experimental data of the film forming pulvis prepared in 1 Examples 1 to 5 of table
| Fruit quality | Sugar content | Hardness | Gloss | Appearance | Degradation rate |
| Embodiment 1 | 18.4% | 0.77 | 0.72 | Surface is smooth almost without fruit russeting fruit spot | 98.2% |
| Embodiment 2 | 18.2% | 0.80 | 0.65 | Surface is smooth almost without fruit russeting fruit spot | 98.4% |
| Embodiment 3 | 17.7% | 0.78 | 0.74 | Surface is smooth almost without fruit russeting fruit spot | 98.7% |
| Embodiment 4 | 17.8% | 0.83 | 0.68 | Surface is smooth almost without fruit russeting fruit spot | 98.6% |
| Embodiment 5 | 18.5% | 0.75 | 0.65 | Surface is smooth almost without fruit russeting fruit spot | 98.3% |
By above-mentioned experimental data it is found that after using the product of the application, the sugar content of apple, hardness, gloss and wait
Indices are relatively good, and degradation rate is relatively high, smaller to the pollution of environment.
The solution temperature, the film forming sprinkling frequency of pulvis solution and determining for spraying time of film forming pulvis in the application
Journey is as follows:
It chooses 3 apple trees and carries out experiment below, the apple that will prepare in embodiment 5 using sprayer in three groups of tests
Exempt from bagging and be sprayed onto apple surface with the aqueous solution of film forming pulvis, forms film in apple surface, the experiment effect specifically observed
Fruit is as follows:
(1) initial spraying time is fixed as late May, and terminating the time is dissolved product 30~45 days before the ripe apples phase
Water temperature is fixed as (15 ± 2) DEG C, using spraying after sample dissolution in embodiment 5, changes sprinkling frequency, test data is as follows:
| Fruit quality | Spray frequency | Sugar content | Hardness | Gloss | Appearance | Degradation rate |
| 2 times | 17.6% | 0.77 | 0.63 | Surface is smooth more fruit russeting fruit spot | 98.7% | |
| 3 times | 17.3% | 0.80 | 0.72 | Surface is smooth a small amount of fruit russeting fruit spot | 97.9% | |
| 4 times | 16.7% | 0.69 | 0.61 | Surface is smooth a small amount of fruit russeting fruit spot | 92.4% |
(2) initial spraying time is fixed as late May, and terminating the time is dissolved product 30~45 days before the ripe apples phase
Water temperature is fixed as (25 ± 2) DEG C, using spraying after sample dissolution in embodiment 5, changes sprinkling frequency, test data is as follows:
| Fruit quality | Spray frequency | Sugar content | Hardness | Gloss | Appearance | Degradation rate |
| 2 times | 18.7% | 0.89 | 0.73 | Surface is smooth a small amount of fruit russeting fruit spot | 98.8% | |
| 3 times | 18.5% | 0.92 | 0.88 | Surface is smooth almost without fruit russeting fruit spot | 98.1% | |
| 4 times | 17.8% | 0.81 | 0.72 | Surface is smooth almost without fruit russeting fruit spot | 93.7% |
(3) initial spraying time is fixed as late May, and terminating the time is dissolved product 30~45 days before the ripe apples phase
Water temperature is fixed as (35 ± 2) DEG C, using spraying after sample dissolution in embodiment 5, changes sprinkling frequency, test data is as follows:
| Fruit quality | Spray frequency | Sugar content | Hardness | Gloss | Appearance | Degradation rate |
| 2 times | 18.8% | 0.90 | 0.72 | Surface is smooth a small amount of fruit russeting fruit spot | 98.6% | |
| 3 times | 18.7% | 0.92 | 0.89 | Surface is smooth almost without fruit russeting fruit spot | 98.2% | |
| 4 times | 17.9% | 0.83 | 0.73 | Surface is smooth almost without fruit russeting fruit spot | 93.4% |
Water temperature and initial spraying time are fixed in first group of experiment, are changed sprinkling number, are passed through first group of experimental data
Comparison is it can be found that sprinkling 3 times indices data are relatively good；Water temperature and initial spraying time are fixed in second group of experiment,
Change sprinkling number, by second group of experimental data comparison it can be found that sprinkling 3 times indices data are relatively good；Second group
Water temperature and initial spraying time are fixed in experiment, changes sprinkling number, are compared by third group experimental data it can be found that spraying
Spill that 3 indices data are relatively good, therefore selecting the frequency of sprinkling be 3 times, and it is preferable to spray primary frequency within 30~40 days.
The solution temperature of film forming pulvis is different in three groups of experiments, and by comparing three groups of experimental datas, temperature is 25 ± 2 and 35
When ± 2, the influence to experimental data is little, therefore the solution temperature for the pulvis that forms a film is determined as 22 DEG C~32 DEG C
Therefore, a kind of apple of the invention exempts from bagging film forming pulvis, and component is simple, and preparation process is simple, user
Just, it is only necessary to film forming pulvis prepared by the present invention is mixed with water, it can be in apple table using atomizers spray to Apples face
Face forms film, protects to apple；Apple is protected using the film forming pulvis of the application, on the one hand solves and extracts
The problem of bag low efficiency, high labor cost, alleviate the investment of orchard worker；The use of the film forming pulvis of another aspect the application makes apple
Fruit fruit surface is bright and clean is only bright, bright in luster, and apple can be made more fragrant and more sweet, and more fresh and crisp, fresh keeping time is longer；And traditional paper bag
It is not easily recycled after use, causes certain environmental pollution, the film formed after the film forming pulvis use of the application in apple surface
It is automatically degradable, it is absorbed by fruit tree；In conclusion the present invention can substitute traditional paper bag completely, to reach protection apple
Purpose, suitable for being widely used.
Claims (10)
1. a kind of apple exempts from bagging film forming pulvis, which is characterized in that composed of the following components by mass percentage: starch
1.65%~1.68%, sodium carboxymethylcellulose 3.81%~3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate
0.30%~0.34%, fatty alcohol polyoxyethylene ether 1.32%~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid
0.30%~0.34%, salicylic acid 0.02%~0.03%, methyl jasmonate 0.62%~0.68%, surplus is water, above each
The sum of mass percent of component is 100%.
2. the preparation method that a kind of apple according to claim 1 exempts from bagging film forming pulvis, which is characterized in that specific step
It is rapid as follows:
Step 1 weighs following components by mass percentage: starch 1.65%~1.68%, and sodium carboxymethylcellulose 3.81%~
3.85%, gelatin 6.65%~6.75%, lauryl sodium sulfate 0.30%~0.34%, fatty alcohol polyoxyethylene ether 1.32%
~1.34%, nano-titanium dioxide 1.80%~1.86%, boric acid 0.30%~0.34%, salicylic acid 0.02%~0.03%,
Methyl jasmonate 0.62%~0.68%, surplus are water, and the sum of mass percent of the above components is 100%；
Step 2 starch weighed in step 1, gelatin and lauryl sodium sulfate is added in step 1 in weighed water, ultrasound
After being uniformly dispersed, dispersion liquid 1 is obtained；
Step 3, by sodium carboxymethylcellulose weighed in step 1, fatty alcohol polyoxyethylene ether, titanium dioxide, boric acid, salicylic acid
And methyl jasmonate is added in dispersion liquid 1, after ultrasonic disperse is uniform, continues to stir 50min~60min, obtains dispersion liquid 2；
Step 4, by dispersion liquid 2 obtained in step 3 be placed in microwave reaction furnace sufficiently reaction after, cooled to room temperature obtains
To suspension；
Step 5 outwells supernatant in suspension, obtains sediment, is successively respectively washed 4~6 times using deionized water and ethyl alcohol
Afterwards, it is placed in drying in drying box, apple is obtained and exempts from bagging film forming pulvis.
3. the preparation method that a kind of apple according to claim 2 exempts from bagging film forming pulvis, which is characterized in that the step
The ultrasonic disperse time is 15min~20min in rapid 2.
4. the preparation method that a kind of apple according to claim 2 exempts from bagging film forming pulvis, which is characterized in that the step
The ultrasonic disperse time is 23min~28min in rapid 3.
5. the preparation method that a kind of apple according to claim 2 exempts from bagging film forming pulvis, which is characterized in that the step
Reaction temperature in rapid 4 in micro-wave oven is 96 DEG C~104 DEG C, and the reaction time is 12min~20min.
6. the preparation method that a kind of apple according to claim 2 exempts from bagging film forming pulvis, which is characterized in that the step
Drying temperature in rapid 5 is 75 DEG C~85 DEG C.
7. a kind of described in any item apples exempt from the application method of bagging film forming pulvis according to claim 1~6, feature exists
In specific process is as follows: film forming pulvis and water being sprayed onto Apples face after mixing, made apple is completely wet.
8. a kind of apple according to claim 7 exempt from bagging film forming pulvis application method, which is characterized in that it is described at
The mass ratio of film pulvis and water is 1:50~60.
9. the application method that a kind of apple according to claim 8 exempts from bagging film forming pulvis, which is characterized in that described molten
The temperature of the water of solution film forming pulvis is 22 DEG C~32 DEG C.
10. the application method that a kind of apple according to claim 9 exempts from bagging film forming pulvis, which is characterized in that described
The sprinkling frequency that apple exempts from bagging film forming pulvis solution is 30~40 days primary, and initial spraying time is late May.
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| CN114391402A (en) * | 2021-12-16 | 2022-04-26 | 陕西汉唐农业标准化研究院有限公司 | Apple bagging-free film and preparation and use methods thereof |
| CN115572511A (en) * | 2022-10-11 | 2023-01-06 | 宝鸡文理学院 | Fruit bag-free film solution with controllable decomposition time and application thereof |
| CN116694154A (en) * | 2023-06-19 | 2023-09-05 | 甘肃省农业科学院旱地农业研究所 | Film agent for improving fruit surface gloss and preparation and use methods thereof |
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