CN108313444A - A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging - Google Patents
A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging Download PDFInfo
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- CN108313444A CN108313444A CN201810111228.6A CN201810111228A CN108313444A CN 108313444 A CN108313444 A CN 108313444A CN 201810111228 A CN201810111228 A CN 201810111228A CN 108313444 A CN108313444 A CN 108313444A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D1/00—Containers having bodies formed in one piece, e.g. by casting metallic material, by moulding plastics, by blowing vitreous material, by throwing ceramic material, by moulding pulped fibrous material, by deep-drawing operations performed on sheet material
- B65D1/22—Boxes or like containers with side walls of substantial depth for enclosing contents
- B65D1/26—Thin-walled containers, e.g. formed by deep-drawing operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
- B65D65/38—Packaging materials of special type or form
- B65D65/46—Applications of disintegrable, dissolvable or edible materials
- B65D65/466—Bio- or photodegradable packaging materials
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/06—Printing inks based on fatty oils
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D189/00—Coating compositions based on proteins; Coating compositions based on derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ceramic Engineering (AREA)
- Noodles (AREA)
Abstract
The present invention relates to a kind of preparation methods of the edible paper bowl for enviroment protection for instant noodles packaging.Using the edible paper bowl for enviroment protection for being used for instant noodles packaging made of this method, including bowl body and bowl cover two parts, it is matrix that wherein bowl body, which is made, by edible material in the bowl body, and covering is with Water-proof and oil-proof layer made of edible film above；Using bowl cover made of edible film, packaging film packaging made of the plant fiber after the two combination using environmental protection prevents the pollution of edible bowls.Instant noodles packing bowl made of the present invention, it is environment friendly and pollution-free, harmful substance is not added, while having preferable mechanical strength, oil resistance, waterproof, the performance for hindering oxygen compared with the making material of existing instant noodles packing bowl；Can be achieved reuse, and even if be not desired to reuse abandon after in nature can natural decomposition, do not cause the burden of environment, solve the problems, such as the material used in instant noodles packing bowl in the prior art it is unhealthy, not environmentally, cannot reuse.
Description
Technical field
The present invention relates to a kind of preparation methods of edible instant noodle bowl.
Background technology
Bowl instant noodle due to its in long-distance travel without included tableware, convenient, be widely appreciated by consumers.
But it is due to the mechanical strength of packaging material, the deficiency of grease-proof and waterproof performance, be typically only capable to it is disposable, in long-distance travel
In, especially on train, bus station, a large amount of bubble face rubbish can be left in railway station, these rubbish not only cause cleaning people
The work load of member, also causes to bear to environment.
The innermost layer of instant noodle bowl common in the art（I.e. with the fiber drum inner wall of direct food contact）It is one layer to cover
In the plastic film on cardboard, generally food-grade polyethylene material, general 100 DEG C of Applicable temperature is hereinafter, meet high temperature plastics
The lower-molecular substance and additive of the inside are possible to be dissolved in grease, water or vinegar.Consumer has instant noodles generally to be rushed with boiling water and eat,
The polyethylene film of face bucket innermost layer meets 100 DEG C of high temperature, it is more likely that can be dissolved in the noodle soup containing a large amount of greases.The second layer
For white board, i.e. the internal layer paper of enterprise's so-called " being in direct contact food ", carton of inner layer may contain fluorescent substance, and also
There is a possibility that with the risk of recycling raw material.Third layer is grey paperboard, for this layer paperboard, not to it in China's standards system
Safety and sanitation performance has any regulation, and enterprise is also without standard, and more without detection data, therefore it is Misuse waste paper to exist all
Or the risk that recycled writing paper makes.Contain 20 multiple harmful substances, such as ink, lead, benzene, mercury, plasticizer in waste paper, it is difficult to
Control.These harmful substances are accumulated in human body for a long time, will not be completely exhausted out from human body over time, harmful substance
Such as lead, mercury long-term accumulated in human body, can induce various diseases or even cancer.If recycled writing paper is in direct contact water, oil-containing
Food or the food by being heated at high temperature, then the structure of own will be destroyed, so as to cause recycled writing paper is remained in
In chemical substance enter food.Outermost layer is outer layer printing paper.The main layered structure of the above i.e. instant noodle bowl.Many consumption
Person has the custom eaten soup when eating face, and the hand and mouth of noodle bowl outer layer and people are in direct contact, it is difficult to ensure that harmful substance
Consumer health will not be encroached on.
Therefore, the mechanical strength of existing instant noodle bowl packaging material, the deficiency of grease-proof and waterproof performance how are solved, there is food
Product safety risks and environmental issue become instant noodles especially bowl face development urgent problem to be solved.
Invention content
Based on the above issues, the present invention provides a kind of mechanical strength, grease-proof and waterproof performance are good, no foodsafety hidden danger
And environmental issue, the preparation method of reused edible instant noodles packing bowl.This obtained by preparing facilitates bread to fill bowl
It can be achieved to repeatedly use, no food safety hazards, edible also can not influence environment in nature natural degradation.
In order to achieve the above-mentioned object of the invention, the present invention provides following technical scheme：
A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging,
(1) by ultramicro grinding, sieving after mixing corn flour, soy meal, glutinous rice flour, mixing superfine powder is made；
(2) add neutral proteinase and suitable water that powder ball is made the superfine powder made by step 1, react 30- at 35-40 DEG C
40min；
(3) it is dissolved by heating after being mixed bean jelly plastic grass, konjac glucomannan, sodium alginate with water and mixed liquor is made, mixed proportion is
2-5:2-5:2-5:20-50；
(4) mixed liquor of step 3 is poured into powder ball made from step 2 while hot, is sufficiently stirred and mixed slurry is made；
(5) mixed slurry made of step 4 is poured into bowl-shape mold, bowl-shape matrix is made in toasted, demoulding；
It (6), will be at using tea-seed oil as plasticizer and antioxidant using soybean protein, gelatin and chitosan as film forming matrix
Membrane matrix is dissolved in the film liquid that is mixed into that a concentration of 8-10% is made into aqueous acetic acid, and addition film forming matrix mass fraction is 2%-5%
Tea-seed oil, coating solution is uniformly mixed and made into homogenizer, the interior table in bowl-shape matrix is finally uniformly sprayed by flush coater
Face, drying, is made bowl body；
(7) a certain amount of zein is taken to be dissolved in distilled water, as plasticizer, stirring adds addition glycerine until formation solution
Add a certain amount of chitosan-acetic acid mixture, homogeneous is until form uniform solution, will be at film liquid down to bowl cover after ultrasound degassing
Mold in, drying bowl cover is made；
(8) stirring in distilled water is dissolved in until forming solution using soybean protein and wheat gluten as film forming matrix, ultrasound deaerates
Afterwards, the bowl cover inside obtained by step 7 will be uniformly sprayed by the way of spraying at film liquid, edible film is formed after drying
Manufactured bowl cover；
(9) bowl body and bowl cover are combined to the edible paper bowl for enviroment protection to be formed and be packed for instant noodles, using the plant fiber system of environmental protection
At packaging material carry out packaging and prevent the pollutions of edible bowls.
Preferably, wherein corn flour, soy meal, glutinous rice flour mixed proportion are 1-5:1-5:2-8；The addition of neutral proteinase
Amount is the 0.5%-1% of mixing superfine powder；The ratio of mixed liquor and powder ball is 5-6 in step 4:1.
Preferably, wherein the adding proportion of tea-seed oil is 2-5%；The pH value of aqueous acetic acid is 3-4；Soybean protein, gelatin
Mixed proportion with chitosan is 4-5:3-5:2-4.
Preferably, a concentration of the 10% of corn protein solution, the additive amount of glycerine are 3-5%, in chitosan-acetic acid mixture
The mixed proportion of a concentration of the 10% of chitosan, chitosan-acetic acid solution and zein-glycerite is 3-2：1, soybean egg
White and wheat gluten mixed proportion is 2-3:1, the mixed proportion of the mixed powder and water of soybean protein and wheat gluten is 1:10-
12。
The advantage of the invention is that：
（1）As a result of edible, safety, can natural degradation raw material, with its manufactured bowl pack instant noodles be not present it is any
The hidden danger of food security, and in nature can natural degradation, reduce bubble noodle bowl garbage disposal cost, improve instant noodles
The safety of bowl and environment friendly.
（2）The double-layer structure that bowl body uses, layer structure can effectively ensure to steep the mechanical strength of noodle bowl, the waterproof of inside
Grease and moisture when anti-oil reservoir can effectively prevent bubble face enter in the structure of outer layer the intensity for influencing bubble noodle bowl, Jin Erbao
Card steeps the reusable of noodle bowl.
（3）Making bean jelly plastic grass, konjac glucomannan, the sodium alginate used when bowl body can effectively improve by the jade after digesting
The mechanical strength of rice flour, soy meal, bowl body made of glutinous rice flour mixing powder ball.
（4）Water-proof and oil-proof layer is covered and on bottom of bowl matrix, reduces the adhesive for bonding and using by the way of spraying,
And using soybean protein, gelatin and chitosan as film forming matrix, using tea-seed oil as plasticizer and antioxidant, tea seed therein
Oil effectively strengthens the mechanical strength of the edible film without that can be used as plasticizer, while it is good also to assign the edible film
Antioxygenic property.
（5）Its transparency of bowl cover made of zein and chitosan is good, has very to vapor and volatile materials
Good barrier property, sprays the edible film made of soybean protein and wheat gluten, can improve the oxygen barrier property of bowl cover thereon
And mechanical strength, facilitate the recycling of bowl cover and improves the shelf-life in primary package instant noodles.
Specific implementation mode
Embodiment 1
A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging,
(1) it is 1 by mixed proportion:1:By ultramicro grinding, sieving after 2 corn flour, soy meal, glutinous rice flour mixing, it is made mixed
Close superfine powder；
(2) add 0.5% neutral proteinase and suitable water that powder ball is made the superfine powder made by step 1, at 35-40 DEG C
React 30-40min；
(3) it is dissolved by heating after being mixed bean jelly plastic grass, konjac glucomannan, sodium alginate with water and mixed liquor is made, mixed proportion is
2:2:2:20；
(4) mixed liquor of step 3 is poured into powder ball made from step 2 while hot, is sufficiently stirred and mixed slurry is made, wherein mixing
Ratio is 5:1；
(5) mixed slurry made of step 4 is poured into bowl-shape mold, bowl-shape matrix is made in toasted, demoulding；
(6) it is 4 by mixed proportion:3:2 soybean protein, gelatin and chitosan, which is dissolved in, is made into a concentration of 8% in aqueous acetic acid
It is mixed into film liquid, the tea-seed oil that addition mass fraction is 2% is uniformly mixed and made into coating solution in homogenizer, uniform by flush coater
The inner surface for being sprayed on bowl-shape matrix, form bowl body after drying；
(7) it takes a certain amount of zein to be dissolved in distilled water, forms a concentration of 10% corn protein solution, add 3% glycerine
As plasticizer, stirring adds 10% chitosan-acetic acid mixture until form solution, homogeneous until form uniform solution,
After ultrasound degassing, by film liquid down in the mold of bowl cover, drying forming；
(8) it is 2 by mixed proportion:1 soybean protein and the mixture of wheat gluten are dissolved in as film forming matrix in distilled water, greatly
The mixed proportion of the mixed powder and water of legumin and wheat gluten is 1:10, it, will be at after stirring is until form the degassing of solution ultrasound
Film liquid is uniformly sprayed by the way of spraying on the inside of bowl cover, and bowl cover made of edible film is formed after drying；
(9) bowl body and bowl cover are combined to the edible paper bowl for enviroment protection to be formed and be packed for instant noodles, using the plant fiber system of environmental protection
At packaging material carry out packaging and prevent the pollutions of edible bowls.
Embodiment 2
A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging,
(1) it is 3 by mixed proportion:3:By ultramicro grinding, sieving after 7 corn flour, soy meal, glutinous rice flour mixing, it is made mixed
Close superfine powder；
(2) add 0.8% neutral proteinase and suitable water that powder ball is made the superfine powder made by step 1, at 35-40 DEG C
React 30-40min；
(3) it is dissolved by heating after being mixed bean jelly plastic grass, konjac glucomannan, sodium alginate with water and mixed liquor is made, mixed proportion is
3:3:3:40；
(4) mixed liquor of step 3 is poured into powder ball made from step 2 while hot, is sufficiently stirred and mixed slurry is made, wherein mixing
Ratio is 5.5:1；
(5) mixed slurry made of step 4 is poured into bowl-shape mold, bowl-shape matrix is made in toasted, demoulding；
(6) it is 4.5 by mixed proportion:4:3 soybean protein, gelatin and chitosan, which is dissolved in aqueous acetic acid, is made into a concentration of 9%
Be mixed into film liquid, the tea-seed oil that addition mass fraction is 4% is uniformly mixed and made into coating solution, aqueous acetic acid in homogenizer
PH value be 3-4, the inner surface in bowl-shape matrix is uniformly sprayed by flush coater, bowl body is formed after drying；
(7) it takes a certain amount of zein to be dissolved in distilled water, forms a concentration of 10% corn protein solution, add 4% glycerine
As plasticizer, stirring adds 10% chitosan-acetic acid mixture until form solution, homogeneous until form uniform solution,
After ultrasound degassing, by film liquid down in the mold of bowl cover, drying forming；
(8) it is 2.5 by mixed proportion:1 soybean protein and the mixture of wheat gluten are dissolved in as film forming matrix in distilled water,
The mixed proportion of the mixed powder and water of soybean protein and wheat gluten is 1:11, it, will after stirring is until form the degassing of solution ultrasound
It is uniformly sprayed on the inside of bowl cover by the way of spraying at film liquid, forms bowl cover made of edible film after drying；
(9) bowl body and bowl cover are combined to the edible paper bowl for enviroment protection to be formed and be packed for instant noodles, using the plant fiber system of environmental protection
At packaging material carry out packaging and prevent the pollutions of edible bowls.
Embodiment 3
A kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging,
(1) it is 5 by mixed proportion:5:By ultramicro grinding, sieving after 8 corn flour, soy meal, glutinous rice flour mixing, it is made mixed
Close superfine powder；
(2) add the neutral proteinase of 1 % and suitable water that powder ball is made the superfine powder made by step 1, it is anti-at 35-40 DEG C
Answer 30-40min；
(3) it is dissolved by heating after being mixed bean jelly plastic grass, konjac glucomannan, sodium alginate with water and mixed liquor is made, mixed proportion is
5:5:5:40；
(4) mixed liquor of step 2 is poured into powder ball made from step 1 while hot, is sufficiently stirred and mixed slurry is made, wherein mixing
Ratio is 6:1；
(5) mixed slurry made of step 3 is poured into bowl-shape mold, bowl-shape matrix is made in toasted, demoulding；
(6) it is 5 by mixed proportion:5:4 soybean protein, gelatin and chitosan, which is dissolved in aqueous acetic acid, is made into a concentration of 10%
Be mixed into film liquid, the tea-seed oil that addition mass fraction is 5% is uniformly mixed and made into coating solution, aqueous acetic acid in homogenizer
PH value be 3-4, the inner surface in bowl-shape matrix is uniformly sprayed by flush coater, bowl body is formed after drying；
(7) it takes a certain amount of zein to be dissolved in distilled water, forms a concentration of 10% corn protein solution, add 5% glycerine
As plasticizer, stirring adds 10% chitosan-acetic acid mixture until form solution, homogeneous until form uniform solution,
After ultrasound degassing, by film liquid down in the mold of bowl cover, drying forming；
(8) it is 3 by mixed proportion:1 soybean protein and the mixture of wheat gluten are dissolved in as film forming matrix in distilled water, greatly
The mixed proportion of the mixed powder and water of legumin and wheat gluten is 1:12, it, will be at after stirring is until form the degassing of solution ultrasound
Film liquid is uniformly sprayed by the way of spraying on the inside of bowl cover, and bowl cover made of edible film is formed after drying.
(9) bowl body and bowl cover are combined to the edible paper bowl for enviroment protection to be formed and be packed for instant noodles, it is fine using the plant of environmental protection
Packaging material, which carries out packaging, made of dimension prevents the pollution of edible bowls.
Comparative example 1
Bowl body is prepared using the preparation method of embodiment 2, wherein the Ultramicro-powder for preparing bowl body is directly prepared into powder without enzymolysis
Group, remaining preparation method are same as Example 2.
Comparative example 2
Bowl body is prepared using the preparation method of embodiment 2, bean jelly plastic grass, konjac glucomannan, alginic acid are added without when wherein preparing bowl body
Sodium and mixed liquor, remaining preparation method made of water are same as Example 2.
Comparative example 3
Bowl body is prepared using the preparation method of embodiment 2, wherein bean jelly plastic grass, konjac glucomannan, sodium alginate are added when preparing bowl body
With mixed liquor made of water, remaining preparation method is same as Example 2.
Comparative example 4
Bowl body is prepared using the preparation method of embodiment 2, wherein being added made of konjac glucomannan, sodium alginate and water when preparing bowl body
Mixed liquor, remaining preparation method are same as Example 2.
Comparative example 5
Bowl body is prepared using the preparation method of embodiment 2 and is added without tea-seed oil wherein when preparing the Water-proof and oil-proof layer of bowl body,
Remaining preparation method is same as Example 2.
Comparative example 6
Bowl body is prepared using the preparation method of embodiment 2, wherein when preparing the Water-proof and oil-proof layer of bowl body, tea seed oil mass tune is added
Whole is 8%, remaining preparation method is same as Example 2.
Embodiment 4
Bowl body water preventing ability, oil resistance and mechanical strength test
Instant noodles packing bowl to be tested is taken, 100 DEG C of boiling water or pure plant oil is poured into, places a period of time, at regular intervals
It observes whether its appearance has deformation, has leakage, and mechanical strength is detected by Texture instrument.
Utilize the mechanical strength of instrumental test tableware to be measured.Directly tableware is placed on sample stage and is detected, test probe
For spheric probe, test speed 8cm/min, tableware stops when broken, and maximum pushing journey is reached during taking first time to push
Power when spending.
Testing result is as follows：
Table 1 pours into the testing result after 100 DEG C of boiling water
Table 2 pours into the testing result after pure plant oil
By above-mentioned experiment it is found that the bubble face packing bowl of the present invention is after the immersion of 100 DEG C of boiling water and pure plant oil, Bu Huifa
Raw deformation, leakage, and preferable mechanical strength can also be kept.And the Ultramicro-powder of bowl body is prepared without enzymolysis, machinery is strong
Degree can be declined slightly（Comparative example 1）；It does not add when preparing bowl body and is mixed made of bean jelly plastic grass, konjac glucomannan, sodium alginate and water
Liquid is closed, its mechanical strength can be equally influenced（Comparative example 2）；And the compounding of three kinds of glue also produces collaboration effect for mechanical strength
Fruit（Comparative example 3,4）.When preparing waterproof and oilproof layer, whether the addition of tea-seed oil and additive amount（More than 5%）Also it will directly affect
The effect of its Water-proof and oil-proof is mainly reflected in after filling 100 DEG C of water and pure plant oil, and mechanical strength declines to a great extent（Comparative example
5、6）.
Claims (4)
1. a kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging, which is characterized in that
(1) by ultramicro grinding, sieving after mixing corn flour, soy meal, glutinous rice flour, mixing superfine powder is made；
(2) add neutral proteinase and suitable water that powder ball is made the superfine powder made by step 1, react 30- at 35-40 DEG C
40min;
(3) it is dissolved by heating after being mixed bean jelly plastic grass, konjac glucomannan, sodium alginate with water and mixed liquor is made, mixed proportion is
2-5:2-5:2-5:20-50;
(4) mixed liquor of step 3 is poured into powder ball made from step 2 while hot, is sufficiently stirred and mixed slurry is made；
(5) mixed slurry made of step 4 is poured into bowl-shape mold, bowl-shape matrix is made in toasted, demoulding；
It (6), will be at using tea-seed oil as plasticizer and antioxidant using soybean protein, gelatin and chitosan as film forming matrix
Membrane matrix is dissolved in the film liquid that is mixed into that a concentration of 8-10% is made into aqueous acetic acid, and addition film forming matrix mass fraction is 2%-5%
Tea-seed oil, coating solution is uniformly mixed and made into homogenizer, the interior table in bowl-shape matrix is finally uniformly sprayed by flush coater
Face, drying, is made bowl body；
(7) a certain amount of zein is taken to be dissolved in distilled water, as plasticizer, stirring adds addition glycerine until formation solution
Add a certain amount of chitosan-acetic acid mixture, homogeneous is until form uniform solution, will be at film liquid down to bowl cover after ultrasound degassing
Mold in, drying bowl cover is made；
(8) stirring in distilled water is dissolved in until forming solution using soybean protein and wheat gluten as film forming matrix, ultrasound deaerates
Afterwards, it will be uniformly sprayed on the inside of the bowl cover that step 7 makes by the way of spraying at film liquid, form edible film system after drying
At bowl cover；
(9) bowl body and bowl cover are combined to the edible paper bowl for enviroment protection to be formed and be packed for instant noodles, using the plant fiber system of environmental protection
At packaging material carry out packaging and prevent the pollutions of edible bowls.
2. a kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging as described in claim 1, which is characterized in that
Wherein corn flour, soy meal, glutinous rice flour mixed proportion are 1-5:1-5:2-8；The additive amount of neutral proteinase is mixing superfine powder
0.5%-1%；The ratio of mixed liquor and powder ball is 5-6 in step 4:1.
3. a kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging as described in claim 1, which is characterized in that
Wherein the adding proportion of tea-seed oil is 2-5%；The pH value of aqueous acetic acid is 3-4；The mixing of soybean protein, gelatin and chitosan
Ratio is 4-5:3-5:2-4.
4. a kind of preparation method of edible paper bowl for enviroment protection for instant noodles packaging as described in claim 1, which is characterized in that
A concentration of the 10% of corn protein solution, the additive amount of glycerine are 3-5%, and chitosan is a concentration of in chitosan-acetic acid mixture
10%, the mixed proportion of chitosan-acetic acid solution and zein-glycerite is 3-2：1, soybean protein and wheat gluten
Mixed proportion is 2-3:1, the mixed proportion of the mixture and water of soybean protein and wheat gluten is 1:10-12.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109605714A (en) * | 2018-11-30 | 2019-04-12 | 众智汇（厦门）生物科技有限公司 | The edible environmentally friendly beverage bottle of one kind and its manufacture craft |
| CN109648761A (en) * | 2018-11-30 | 2019-04-19 | 众智汇（厦门）生物科技有限公司 | The edible environmentally friendly daily container of one kind and its manufacture craft |
| CN110387134A (en) * | 2019-08-27 | 2019-10-29 | 陈星岫 | Edible environmentally friendly suction pipe of one kind and preparation method thereof |
| WO2020232671A1 (en) * | 2019-05-22 | 2020-11-26 | 角珞有限公司 | Environmentally friendly kitchen appliance and manufacturing method therefor |
| CN112340247A (en) * | 2019-08-08 | 2021-02-09 | 新兴食品有限公司 | Cold drink cup and manufacturing method thereof |
| CN115260784A (en) * | 2021-05-23 | 2022-11-01 | 林良光 | Method for making disposable environment-friendly tableware capable of being conveniently degraded |
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