CN107815925A - A kind of production method of the grease proofing onionskin of biopolymer - Google Patents
A kind of production method of the grease proofing onionskin of biopolymer Download PDFInfo
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- CN107815925A CN107815925A CN201711028627.8A CN201711028627A CN107815925A CN 107815925 A CN107815925 A CN 107815925A CN 201711028627 A CN201711028627 A CN 201711028627A CN 107815925 A CN107815925 A CN 107815925A
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/80—Paper comprising more than one coating
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
- D21G1/00—Calenders; Smoothing apparatus
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/10—Coatings without pigments
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/38—Coatings with pigments characterised by the pigments
- D21H19/40—Coatings with pigments characterised by the pigments siliceous, e.g. clays
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/52—Cellulose; Derivatives thereof
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/54—Starch
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/56—Macromolecular organic compounds or oligomers thereof obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D21H19/60—Polyalkenylalcohols; Polyalkenylethers; Polyalkenylesters
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H19/00—Coated paper; Coating material
- D21H19/80—Paper comprising more than one coating
- D21H19/82—Paper comprising more than one coating superposed
- D21H19/826—Paper comprising more than one coating superposed two superposed coatings, the first applied being pigmented and the second applied being non-pigmented
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/36—Biocidal agents, e.g. fungicidal, bactericidal, insecticidal agents
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H25/00—After-treatment of paper not provided for in groups D21H17/00 - D21H23/00
- D21H25/04—Physical treatment, e.g. heating, irradiating
- D21H25/06—Physical treatment, e.g. heating, irradiating of impregnated or coated paper
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes
Abstract
The present invention relates to a kind of production method of the grease proofing onionskin of biopolymer, comprise the following steps:The first step, after translucent body paper completes, the first oil-proof paint is coated, then carry out press polish, be prepared by the material that first oil-proof paint includes following parts by weight:50~80 parts of starch, 20~40 parts of chitosan, 2~5 parts of carboxymethyl cellulose, 5~10 parts of polyvinyl alcohol, 10~15 parts of montmorillonite nano powder;Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;3rd step, coat the second oil-proof paint;4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;5th step, press polish is carried out after insulation;6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.Which solve that existing grease proofing onionskin antibacterial effect is general, toxicity is higher, is difficult to the technical problem degraded.
Description
Technical field
The present invention relates to a kind of production method of the grease proofing onionskin of biopolymer.
Background technology
At present, China Patent No.:CN201510539518.7 discloses a kind of production method of greaseproof, including following step
Suddenly:The first step, the first oil-proof paint layer is coated with using the mode being laterally coated with body paper;Second step, in the first oil-proof paint
The aridity of layer reach 25~35% between when, be coated with the second oil-proof paint layer using the mode that is vertically coated with body paper;The
Three steps, while the second oil-proof paint layer is coated with, wood pulp base cellulose is carried out on the second oil-proof paint layer region is had been coated with
The uniform sprinkling of material granule;4th step, after sprayed, isothermal holding is carried out, holding temperature is 45~55 DEG C, soaking time
For 10~30 minutes;5th step, after insulation, heated-air drying is carried out, drying temperature is 80~90 DEG C.Existing greaseproof is very
It is more multi-functional to realize when more all by the way of bilayer coats, but if the first oil-proof paint layer, the second oil-proof paint
Layer is prepared using same or analogous component, and the function that can be realized is less.Moreover, the oil-proof paint of this application is anti-
Still there are many improved spaces in terms of bacterium, antibacterial, degraded, herein on basis, the applicant is made that improvement, realizes that antibacterial is imitated
Fruit is more preferable, the purpose that toxicity is lower, more degradable.
The content of the invention
Therefore, for it is above-mentioned the problem of, the present invention proposes a kind of good anti-bacterial effect, the biology that toxicity is lower, more degradable
The production method of the grease proofing onionskin of polymer.
To achieve the above object, present invention employs following technical scheme:A kind of grease proofing onionskin of biopolymer
Production method, comprise the following steps:
The first step, after translucent body paper completes, the first oil-proof paint is coated, then carries out press polish, described first
It is prepared by the material that oil-proof paint includes following parts by weight:50~80 parts of starch, 20~40 parts of chitosan, carboxymethyl cellulose
2~5 parts, 5~10 parts of polyvinyl alcohol, 10~15 parts of montmorillonite nano powder;
Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;
3rd step, coat the second oil-proof paint;
4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;
5th step, press polish is carried out after insulation;
6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.
Further, in the 3rd step, prepared by the material that the second oil-proof paint includes following parts by weight:Atractylis concrete 40
~60 parts, 20~30 parts of Folium Artemisiae Argyi extractive liquid, 5~8 parts of Arabic gum.
Further, the Folium Artemisiae Argyi extractive liquid is prepared by following steps,
The first step, take folium artemisiae argyi to be crushed, add in clear water and stir, obtain mixed serum;
Second step, mixed serum is heated to 50~70 DEG C, 2~4 hours is incubated, then cools down, the matter of the mixed serum
Measure concentration and be not less than 70%;
3rd step, the absolute ethyl alcohol of 6 times of quality is then added, after stirring, stand 2~4 hours, then vacuum is taken out
Filter, ethanol is recovered under reduced pressure at 20~25 DEG C in filtrate, so as to obtain Folium Artemisiae Argyi extractive liquid.
Further, second oil-proof paint is carried out by the way of heating water bath, is dissolved atractylis concrete, is then added
Arabic gum, Folium Artemisiae Argyi extractive liquid, are then stirred, 80~90 DEG C of bath temperature, and rotating speed is 120~140r/min, during stirring
Between be 30~35 minutes.
Further, first oil-proof paint is carried out by the way of heating water bath, and first starch is dissolved in auxiliary agent, stirred
Mix uniformly, add chitosan, methylcellulose, polyvinyl alcohol stirring, then add montmorillonite powder powder and be stirred, water
80~90 DEG C of bath temperature, rotating speed are 120~140r/min, and mixing time is 30~35 minutes.
By using preceding solution, the beneficial effects of the invention are as follows:The life of the grease proofing onionskin of this biopolymer
Production method makes it more meet the press polish of paper after the coating of coating, and coating by the adjustment of process, and the first oil-proof paint
Adjustment, can cause chitosan and montmorillonite nano powder starch, carboxymethyl cellulose, polyvinyl alcohol cooperation under can be with
Form a kind of plyability coating so that oil preventing performance is preferable, and is easy to degrade, and anti-microbial property is also preferable;Further, second
It is prepared by the material that oil-proof paint includes following parts by weight:40~60 parts of atractylis concrete, 20~30 parts of Folium Artemisiae Argyi extractive liquid, I
Primary 5~8 parts of glue, so combination can provide a kind of antibiotic property preferable coating, in the cooperation of atractylis concrete and Folium Artemisiae Argyi extractive liquid
Under, realize high anti-microbial property.
Embodiment
In conjunction with the present invention is further described with embodiment.
The present embodiment one provides a kind of production method of the grease proofing onionskin of biopolymer, comprises the following steps:
The first step, after translucent body paper completes, the first oil-proof paint is coated, then carries out press polish, described first
It is prepared by the material that oil-proof paint includes following parts by weight:50 parts of starch, 20 parts of chitosan, 2 parts of carboxymethyl cellulose, poly- second
5 parts of enol, 10 parts of montmorillonite nano powder;
Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;
3rd step, coats the second oil-proof paint, prepared by the material that the second oil-proof paint includes following parts by weight:Rhizoma atractylodis
Stearic 40 parts, 20 parts of Folium Artemisiae Argyi extractive liquid, 5 parts of Arabic gum, the Folium Artemisiae Argyi extractive liquid is prepared by following steps, takes folium artemisiae argyi
Crushed, add in clear water and stir, obtain mixed serum;Mixed serum is heated to 50~70 DEG C, is incubated 2~4 hours, and
After cool down, the mass concentration of the mixed serum is not less than 70%;The absolute ethyl alcohol of 6 times of quality is then added, it is quiet after stirring
Put 2~4 hours, be then filtered by vacuum, ethanol is recovered under reduced pressure at 20~25 DEG C in filtrate, so as to obtain Folium Artemisiae Argyi extractive liquid;
4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;
5th step, press polish is carried out after insulation;
6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.
Second oil-proof paint is carried out by the way of heating water bath, dissolve atractylis concrete, then add Arabic gum,
Folium Artemisiae Argyi extractive liquid, then it is stirred, 80~90 DEG C of bath temperature, rotating speed is 120~140r/min, and mixing time is 30~35
Minute.
First oil-proof paint is carried out by the way of heating water bath, and first starch is dissolved in auxiliary agent, stirred, is added
Enter chitosan, methylcellulose, polyvinyl alcohol stirring, then add montmorillonite powder powder and be stirred, bath temperature 80
~90 DEG C, rotating speed is 120~140r/min, and mixing time is 30~35 minutes.
The present embodiment two provides a kind of production method of the grease proofing onionskin of biopolymer, comprises the following steps:
The first step, after translucent body paper completes, the first oil-proof paint is coated, then carries out press polish, described first
It is prepared by the material that oil-proof paint includes following parts by weight:80 parts of starch, 40 parts of chitosan, 5 parts of carboxymethyl cellulose, poly- second
10 parts of enol, 115 parts of montmorillonite nano powder;
Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;
3rd step, coats the second oil-proof paint, prepared by the material that the second oil-proof paint includes following parts by weight:Rhizoma atractylodis
Stearic 60 parts, 30 parts of Folium Artemisiae Argyi extractive liquid, 8 parts of Arabic gum, the Folium Artemisiae Argyi extractive liquid is prepared by following steps, takes folium artemisiae argyi
Crushed, add in clear water and stir, obtain mixed serum;Mixed serum is heated to 50~70 DEG C, is incubated 2~4 hours, and
After cool down, the mass concentration of the mixed serum is not less than 70%;The absolute ethyl alcohol of 6 times of quality is then added, it is quiet after stirring
Put 2~4 hours, be then filtered by vacuum, ethanol is recovered under reduced pressure at 20~25 DEG C in filtrate, so as to obtain Folium Artemisiae Argyi extractive liquid;
4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;
5th step, press polish is carried out after insulation;
6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.
Second oil-proof paint is carried out by the way of heating water bath, dissolve atractylis concrete, then add Arabic gum,
Folium Artemisiae Argyi extractive liquid, then it is stirred, 80~90 DEG C of bath temperature, rotating speed is 120~140r/min, and mixing time is 30~35
Minute.
First oil-proof paint is carried out by the way of heating water bath, and first starch is dissolved in auxiliary agent, stirred, is added
Enter chitosan, methylcellulose, polyvinyl alcohol stirring, then add montmorillonite powder powder and be stirred, bath temperature 80
~90 DEG C, rotating speed is 120~140r/min, and mixing time is 30~35 minutes.
The present embodiment three provides a kind of production method of the grease proofing onionskin of biopolymer, comprises the following steps:
The first step, after translucent body paper completes, the first oil-proof paint is coated, then carries out press polish, described first
It is prepared by the material that oil-proof paint includes following parts by weight:65 parts of starch, 30 parts of chitosan, 4 parts of carboxymethyl cellulose, poly- second
7 parts of enol, 12 parts of montmorillonite nano powder;
Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;
3rd step, coats the second oil-proof paint, prepared by the material that the second oil-proof paint includes following parts by weight:Rhizoma atractylodis
Stearic 50 parts, 25 parts of Folium Artemisiae Argyi extractive liquid, 6 parts of Arabic gum, the Folium Artemisiae Argyi extractive liquid is prepared by following steps, takes folium artemisiae argyi
Crushed, add in clear water and stir, obtain mixed serum;Mixed serum is heated to 50~70 DEG C, is incubated 2~4 hours, and
After cool down, the mass concentration of the mixed serum is not less than 70%;The absolute ethyl alcohol of 6 times of quality is then added, it is quiet after stirring
Put 2~4 hours, be then filtered by vacuum, ethanol is recovered under reduced pressure at 20~25 DEG C in filtrate, so as to obtain Folium Artemisiae Argyi extractive liquid;
4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;
5th step, press polish is carried out after insulation;
6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.
Second oil-proof paint is carried out by the way of heating water bath, dissolve atractylis concrete, then add Arabic gum,
Folium Artemisiae Argyi extractive liquid, then it is stirred, 80~90 DEG C of bath temperature, rotating speed is 120~140r/min, and mixing time is 30~35
Minute.
First oil-proof paint is carried out by the way of heating water bath, and first starch is dissolved in auxiliary agent, stirred, is added
Enter chitosan, methylcellulose, polyvinyl alcohol stirring, then add montmorillonite powder powder and be stirred, bath temperature 80
~90 DEG C, rotating speed is 120~140r/min, and mixing time is 30~35 minutes.
The production method of the grease proofing onionskin of this biopolymer makes it more meet the painting of coating by the adjustment of process
Cover, and after coating paper press polish, and the adjustment of the first oil-proof paint, chitosan can be caused to exist with montmorillonite nano powder
Starch, carboxymethyl cellulose, polyvinyl alcohol cooperation under can form a kind of plyability coating so that oil preventing performance is preferable, and
And be easy to degrade, anti-microbial property is also preferable;Further, prepared by material of second oil-proof paint including following parts by weight:
40~60 parts of atractylis concrete, 20~30 parts of Folium Artemisiae Argyi extractive liquid, 5~8 parts of Arabic gum, so combination can provide a kind of antibiotic property
Preferable coating, under the cooperation of atractylis concrete and Folium Artemisiae Argyi extractive liquid, realize high anti-microbial property.
Although specifically showing and describing the present invention with reference to preferred embodiment, those skilled in the art should be bright
In vain, do not departing from the spirit and scope of the present invention that appended claims are limited, in the form and details can be right
The present invention makes a variety of changes, and is protection scope of the present invention.
Claims (5)
1. a kind of production method of the grease proofing onionskin of biopolymer, it is characterised in that comprise the following steps:
The first step, after translucent body paper completes, the first oil-proof paint is coated, then carries out press polish, described first is grease proofing
It is prepared by the material that coating includes following parts by weight:50~80 parts of starch, 20~40 parts of chitosan, carboxymethyl cellulose 2~5
Part, 5~10 parts of polyvinyl alcohol, 10~15 parts of montmorillonite nano powder;
Second step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour, then carries out press polish;
3rd step, coat the second oil-proof paint;
4th step, insulation sizing, 50~70 DEG C of holding temperature, soaking time 0.6~1 hour;
5th step, press polish is carried out after insulation;
6th step, then carries out heated-air drying, and drying temperature is 80~90 DEG C.
A kind of 2. production method of the grease proofing onionskin of biopolymer according to claim 1, it is characterised in that:3rd
In step, prepared by the material that the second oil-proof paint includes following parts by weight:40~60 parts of atractylis concrete, Folium Artemisiae Argyi extractive liquid 20~
30 parts, 5~8 parts of Arabic gum.
A kind of 3. production method of the grease proofing onionskin of biopolymer according to claim 2, it is characterised in that:It is described
Folium Artemisiae Argyi extractive liquid is prepared by following steps,
The first step, take folium artemisiae argyi to be crushed, add in clear water and stir, obtain mixed serum;
Second step, mixed serum is heated to 50~70 DEG C, 2~4 hours is incubated, then cools down, the quality of the mixed serum is dense
Degree is not less than 70%;
3rd step, the absolute ethyl alcohol of 6 times of quality is then added, after stirring, stand 2~4 hours, be then filtered by vacuum, filter
Ethanol is recovered under reduced pressure at 20~25 DEG C in liquid, so as to obtain Folium Artemisiae Argyi extractive liquid.
A kind of 4. production method of the grease proofing onionskin of biopolymer according to claim 1, it is characterised in that:It is described
Second oil-proof paint is carried out by the way of heating water bath, dissolves atractylis concrete, then adds Arabic gum, Folium Artemisiae Argyi extractive liquid,
Then it is stirred, 80~90 DEG C of bath temperature, rotating speed is 120~140r/min, and mixing time is 30~35 minutes.
A kind of 5. production method of the grease proofing onionskin of biopolymer according to claim 1, it is characterised in that:It is described
First oil-proof paint is carried out by the way of heating water bath, and first starch is dissolved in auxiliary agent, is stirred, and adds chitosan, first
Base cellulose, polyvinyl alcohol stirring, then add montmorillonite powder powder and be stirred, 80~90 DEG C of bath temperature, rotating speed
For 120~140r/min, mixing time is 30~35 minutes.
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Cited By (4)
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CN110629586A (en) * | 2019-09-04 | 2019-12-31 | 刘天树 | Processing technology of environment-friendly degradable resin coated paper |
CN111519466A (en) * | 2020-03-13 | 2020-08-11 | 浙江金加浩绿色纳米材料股份有限公司 | Fluorocarbon-free biodegradable oil-proof paper and preparation method thereof |
CN112609500A (en) * | 2020-11-25 | 2021-04-06 | 江南大学 | Preparation method of oil-proof antibacterial coating applied to food packaging paper |
WO2023088018A1 (en) * | 2021-11-16 | 2023-05-25 | 中国科学院理化技术研究所 | Aqueous coating having water-proof and oil-proof properties, preparation method therefor and application thereof |
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