CN108589399A - One kind being based on cellulose base/ZIF-8 composite material and preparation methods - Google Patents
One kind being based on cellulose base/ZIF-8 composite material and preparation methods Download PDFInfo
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- CN108589399A CN108589399A CN201810447709.4A CN201810447709A CN108589399A CN 108589399 A CN108589399 A CN 108589399A CN 201810447709 A CN201810447709 A CN 201810447709A CN 108589399 A CN108589399 A CN 108589399A
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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
- D21H19/10—Coatings without pigments
- D21H19/14—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12
- D21H19/34—Coatings without pigments applied in a form other than the aqueous solution defined in group D21H19/12 comprising cellulose or derivatives thereof
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G83/00—Macromolecular compounds not provided for in groups C08G2/00 - C08G81/00
- C08G83/008—Supramolecular polymers
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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
- D21H19/36—Coatings with pigments
- D21H19/44—Coatings with pigments characterised by the other ingredients, e.g. the binder or dispersing agent
- D21H19/62—Macromolecular organic compounds or oligomers thereof obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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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
- 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
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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
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/22—Addition to the formed paper
- D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
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Abstract
The invention discloses one kind being based on 8 composite materials of cellulose base/ZIF, including cellulosic-based material and 8 crystal of ZIF with metal ion, and wherein by cotton fiber and surface, the anion-modified nano-cellulose containing carboxylic acid sodium is made cellulosic-based material；8 crystal of ZIF is incorporated in by way of growth in situ on cellulosic-based material.The invention also discloses a kind of preparation method being based on 8 composite materials of cellulose base/ZIF, material prepared by this method not only has good dry and wet intensity, and has sustainable anti-microbial property.
Description
Technical field
The invention belongs to technical field of composite preparation, and in particular to one kind being based on cellulose base/ZIF-8 composite woods
Material, the invention further relates to the preparation methods of above-mentioned composite material.
Background technology
Medical treatment and food packaging industry rapidly develop, and the performance of packaging material is also in widespread attention.A large amount of packagings are to mould
The problem of material is base material, although having good mechanical property, its is difficult to degrade, hardly possible recycling but becomes a great problem so that from
Right environment is seriously damaged.Even some plastics are because injury can be generated to human body by being used for a long time.So needing a kind of biological material
Material can substitute these plastics packages, both have good mechanical property, will not be caused stress to environment.
The cellulosic-based material natural degradable of pure plant fiber, good mechanical performance can be used as food medical package row
The raw material of industry.But mechanics has certain limitation, and lacks anti-microbial property, is had certain limitations again to application.
Nano-cellulose mechanical strength is high, large specific surface area, frequently as reinforcing material, enhancing can be used as to be added into fibre
In the plain sill of dimension, material mechanical performance is improved.
ZIF-8 is a kind of zinc-base metal-organic framework material (MOF) material, is porous crystalline material.With high surface area
Greatly, water stability, opening metallic site the features such as.In addition, ZIF-8 also has good antibacterial effect and Durability of antimicrobial effect,
There is lot of documents to report the research for preparing antimicrobial composite material as antibacterial additives in recent years.
Invention content
The object of the present invention is to provide one kind being based on cellulose base/ZIF-8 composite materials, which not only has good
Dry and wet intensity, and there is sustainable anti-microbial property.
It is a further object to provide the preparation methods of above-mentioned material.
The first technical solution of the present invention is that one kind being based on cellulose base/ZIF-8 composite materials, including fibre
The plain sill of dimension and the ZIF-8 crystal with metal ion, wherein cellulosic-based material are cloudy containing carboxylic acid sodium by cotton fiber and surface
The nano-cellulose of ion modification is made；ZIF-8 crystal is incorporated in by way of growth in situ on cellulosic-based material.
Second of technical solution of the present invention be：One kind being based on the preparation side of cellulose base/ZIF-8 composite materials
Method specifically comprises the following steps：
Step 1, surface is made into the solution A of various concentration containing the anion-modified nano-cellulose of carboxylic acid sodium and water, and
It is separately added into the sodium hydroxide solution of 0~15wt% into each solution A, obtains the solution B of corresponding various concentration；
Step 2, using wet moulding method, body paper is made in cotton fiber, and be immersed in 5-10s in epoxychloropropane, will walked
Rapid 1 obtained solution B surface is coated on body paper, and and at 40~80 DEG C heating reaction form cellulosic-based material,
After deionized water washing three times, drying；
Step 3, acetic acid dihydrate zinc and 2-methylimidazole are dissolved in polyethylene glycol -200, stir evenly, is mixed
Solution C；
Step 4, solution C Direct Uniform is coated in body paper surface layer, then the paper coated is put into baking oven in 50-
8~12h is reacted at 100 DEG C, the product of acquisition is fully washed three times with ethyl alcohol, the removal unreacted chemical substance in surface, and
Cellulose base/ZIF-8 composite materials are obtained after 60 DEG C of dryings.
The characteristics of second of technical solution of the invention, also resides in,
The concentration of wherein step 1 solution A is respectively 0wt%, 0.5wt%, 1wt%, 1.5wt%, 2wt%, 2.5wt%.
Body paper wherein in step 2 is quantitative in 95 ± 5g/m2。
Wherein the drying temperature of step 2 is 50 DEG C.
Two water zinc acetates, 2-methylimidazole and -200 molar ratio of polyethylene glycol are 1 wherein in step 4:6.42:0.58.
The invention has the advantages that the present invention utilizes cotton fiber, surface is containing the anion-modified nanofiber of carboxylic acid sodium
Cellulose base/ZIF-8 materials prepared by element and ZIF-8, are provided simultaneously with good mechanics and anti-microbial property, are food and medical treatment
Packaging material provides new selection.And ZIF-8 materials synthesis temperature is relatively low, energy consumption is low, and synthetic method is more easy, can be more
Largely it is supported on cellulosic-based material surface.
Description of the drawings
Fig. 1 is that a kind of SEM based on cellulose base/ZIF-8 composite materials of the present invention schemes；
Fig. 2 is that a kind of EDS based on cellulose base/ZIF-8 composite materials of the present invention schemes；
Fig. 3 is a kind of XRD diagram being based on cellulose base/ZIF-8 composite materials of the present invention；
Fig. 4 is that a kind of FTIR based on cellulose base/ZIF-8 composite materials of the present invention schemes；
Fig. 5 is that a kind of TG based on cellulose base/ZIF-8 composite materials of the present invention schemes；
Fig. 6 is a kind of wet strength test result figure being based on cellulose base/ZIF-8 composite materials of the present invention；
Fig. 7 is a kind of dry strength test result figure being based on cellulose base/ZIF-8 composite materials of the present invention；
Fig. 8 is a kind of fungistatic effect test chart based on cellulose base/ZIF-8 composite materials to Escherichia coli of the present invention.
Specific implementation mode
The following describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
The present invention be it is a kind of be based on cellulose base/ZIF-8 composite materials, including cellulosic-based material and carry metal ion
ZIF-67 crystal, wherein cellulosic-based material by cotton fiber and surface containing the anion-modified nano-cellulose system of carboxylic acid sodium
；ZIF-8 crystal is incorporated in by way of growth in situ on cellulosic-based material.The coating of cellulosic-based material surface contains carboxylic acid
The nano-cellulose of sodium anion, is shown as negative electrical charge, and ZIF-8 crystal shows positive charge with metal ion.Wherein ZIF-8 is brilliant
Body is a kind of metal-organic framework material.
Wherein nano-cellulose surface anion containing carboxylic acid sodium good can be distributed in water phase, and formation is uniformly received
Rice cellulose solution.
The present invention also provides the preparation methods of above-mentioned composite material, specifically comprise the following steps：
Step 1, surface is made into the solution A of various concentration containing the anion-modified nano-cellulose of carboxylic acid sodium and water, and
It is separately added into the sodium hydroxide solution of 0~15wt% into solution A, obtains the solution B of corresponding various concentration；
Step 2, using wet moulding method, body paper is made in cotton fiber, and be immersed in 5-10s in epoxychloropropane, will walked
Rapid 1 obtained solution B surface is coated on body paper, and and at 40~80 DEG C heating reaction form cellulosic-based material,
After deionized water washing three times, drying, drying temperature is 50 DEG C；
Step 3, acetic acid dihydrate zinc and 2-methylimidazole are dissolved in polyethylene glycol -200, stir evenly, is mixed
Solution C；
Step 4, solution C Direct Uniform is coated in body paper surface layer, the paper coated is then put into 50-100 in baking oven
DEG C 8~12h of reaction, the product of acquisition are fully washed three times with ethyl alcohol, remove the unreacted chemical substance in surface, and do at 60 DEG C
Cellulose base/ZIF-8 composite materials are obtained after dry.
The concentration of wherein step 1 solution A is respectively 0wt%, 0.5wt%, 1wt%, 1.5wt%, 2wt%, 2.5wt%.
Body paper wherein in step 2 is quantitative in 95 ± 5g/m2。
Two water zinc acetates, 2-methylimidazole and -200 molar ratio of polyethylene glycol are 1 wherein in step 4:6.42:0.58.
Embodiment 1
The quantification of 90g/m of body paper of wet moulding2, the paper of preparation impregnates 5s in epoxychloropropane solution, and 40 DEG C dry
It is dry.By the acetic acid dihydrate zinc of 0.019mol and the 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stirs
Uniformly, the mixture being stirred is directly applied to paper surface, be applied to uniformly.It is then placed in 50 DEG C and reacts 8h, with 100mL's
Ethyl alcohol washs three times, and the dry 3h in 60 DEG C of vacuum drying chamber.
Embodiment 2
The quantification of 95g/m of body paper of wet moulding2, the paper of preparation impregnates 6s in epoxychloropropane solution, further takes out
Surface is coated with nano-cellulose (surface anion containing carboxylic acid sodium, the naoh concentration in nano-cellulose solution of 0.5wt%
For 1wt%.) 80 DEG C of reactions, then be washed with deionized three times, 50 DEG C of drying.By the acetic acid dihydrate zinc of 0.019mol and
The 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stir evenly, and the mixture being stirred is directly applied to
Paper surface is applied to uniformly.It is then placed in 50 DEG C and reacts 8h, washed three times with the ethyl alcohol of 100mL, and is dry in 60 DEG C of vacuum
Dry 3h in dry case.
Embodiment 3
The quantification of 96g/m of body paper of wet moulding2, the paper of preparation impregnates 6s in epoxychloropropane solution, further takes out
Surface is coated with the nano-cellulose of 1wt%, and (surface anion containing carboxylic acid sodium, the naoh concentration in nano-cellulose solution are
3wt%.) 70 DEG C of reactions, then be washed with deionized three times, 50 DEG C of drying.By the acetic acid dihydrate zinc of 0.019mol and
The 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stir evenly, and the mixture being stirred is directly applied to
Paper surface is applied to uniformly.It is then placed in 60 DEG C and reacts 9h, washed three times with the ethyl alcohol of 100mL, and is dry in 60 DEG C of vacuum
Dry 3h in dry case.
Embodiment 4
The quantification of 98g/m of body paper of wet moulding2, the paper of preparation impregnates 7s in epoxychloropropane solution, further takes out
Surface is coated with nano-cellulose (surface anion containing carboxylic acid sodium, the naoh concentration in nano-cellulose solution of 1.5wt%
For 7wt%.) 60 DEG C of reactions, then be washed with deionized three times, 50 DEG C of drying.By the acetic acid dihydrate zinc of 0.019mol and
The 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stir evenly, and the mixture being stirred is directly applied to
Paper surface is applied to uniformly.It is then placed in 70 DEG C and reacts 9h, washed three times with the ethyl alcohol of 100mL, and is dry in 60 DEG C of vacuum
Dry 3h in dry case.
Embodiment 5
The quantification of 100g/m of body paper of wet moulding2, the paper of preparation impregnates 8s in epoxychloropropane solution, further takes out
Surface is coated with the nano-cellulose of 2wt%, and (surface anion containing carboxylic acid sodium, the naoh concentration in nano-cellulose solution are
11wt%.) 50 DEG C of reactions, then be washed with deionized three times, 50 DEG C of drying.By the acetic acid dihydrate zinc of 0.019mol and
The 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stir evenly, and the mixture being stirred is directly applied to
Paper surface is applied to uniformly.It is then placed in 80 DEG C and reacts 10h, washed three times with the ethyl alcohol of 100mL, and in 60 DEG C of vacuum
Dry 3h in drying box.
Embodiment 6
The quantification of 100g/m of body paper of wet moulding2, the paper of preparation impregnates 10s in epoxychloropropane solution, then takes
Going out the nano-cellulose of surface coating 2.5wt%, (surface anion containing carboxylic acid sodium, the sodium hydroxide in nano-cellulose solution are dense
Degree is 15wt%.) 80 DEG C of reactions, then be washed with deionized three times, 50 DEG C of drying.By the acetic acid dihydrate zinc of 0.019mol and
The 2-methylimidazole of 0.122mol, the polyethylene glycol -200 for being blended in 2mL stir evenly, and the mixture being stirred is directly applied to
Paper surface is applied to uniformly.It is then placed in 80 DEG C and reacts 12h, washed three times with the ethyl alcohol of 100mL, and in 60 DEG C of vacuum
Dry 3h in drying box.
Performance evaluation is tested
SEM schemes as shown in Figure 1, SEM figures are as shown in Figure 1：It can be seen that the concentration with nano-cellulose increases, surface
ZIF-8 granular grows it is more.
EDS is as shown in Figure 2, it can be seen that wherein tetra- characteristic elements of C, O, N, Zn have apparent distribution in spectrogram, all go out
Existing relatively high content.
XRD is as shown in Figure 3, it can be seen that this peak position that goes out for testing ZIF-8 in obtained XRD is：7.3 °, 10.3 °,
12.7 °, 14.7 °, 16.4 °, 18.0 °, 22.2 °, 24.6 ° and 26.6 °.Wherein 22.2 ° and 24.6 ° of characteristic peak be cellulose and
The superposition appearance of ZIF-8, CP is expressed as the body paper that cotton fiber is manufactured paper with pulp out in figure；CNF-2.5 indicates the surface of a concentration of 2.5wt%
The nano-cellulose of the anion containing carboxylic acid sodium；CP/CNF-2.5 indicates that the surface of body paper and a concentration of 2.5wt% are cloudy containing carboxylic acid sodium
" cellulosic-based material " that the nano-cellulose of ion is combined；CP/CNF-2.5/ZIF-8 indicates that wherein surface contains carboxylic acid sodium
The composite material of cellulose base/ZIF-8 of a concentration of 2.5wt% of nano-cellulose of anion.
FTIR as shown in figure 4, CP spectrum in figure all at 3100-3600cm-1 there are one broad peak, be because-OH's stretching
Contracting vibration generates, and the appearance at 1425cm-1 is generated by the C-H bending vibrations in saccharide ring.After being grafted by CNF,
Being detected on the surfaces CP/CNF has strong appearance at 1595cm-1, this peak is since the group of-COONa vibrates, to prove
Successful crosslinkings of the CNF on CP.CP/CNF/ZIF-8 has characteristic absorption peak at 1578cm-1,2915cm-1 and 3132cm-1,
It is attributed to the stretching vibration of N-H on imidazoles, aliphatic and aromatic C-H stretching vibrations to generate, the success of the surfaces surface C P/CNF
Load ZIF-8 nano particles.CP is expressed as the body paper that cotton fiber is manufactured paper with pulp out in figure；CNF-2.5 indicates the table of a concentration of 2.5wt%
The nano-cellulose of face anion containing carboxylic acid sodium；CP/CNF-2.5 indicates that the surface of body paper and a concentration of 2.5wt% contain carboxylic acid sodium
" cellulosic-based material " that the nano-cellulose of anion is combined；CP/CNF-2.5/ZIF-8 indicates that wherein surface contains carboxylic acid
The composite material of cellulose base/ZIF-8 of a concentration of 2.5wt% of nano-cellulose of sodium anion.
TG as shown in figure 5, CP/CNF/ZIF-8 composite materials when 145.5 DEG C, rhermal decomposition rate is gradually accelerated,
Decomposition rate is -9.82%/min at 342.3 DEG C, decomposes most soon, tends towards stability in 521.9 DEG C of thermal decompositions at this time.It decomposes
The effusion of guest molecule (such as methanol or 2-methylimidazole) and the gas molecule from cavity before this in the process, 300-500
In the range of DEG C, the mainly decomposition of ligand.
Mechanics Performance Testing is as shown in Figure 6 and Figure 7, from two it can be seen from the figure thats, increases with the concentration of nano-cellulose
Add, it can be seen that the dry strength and wet strength of composite material are all improved with the concentration of nano-cellulose, and intensity is continuously improved.
CP is expressed as the body paper that cotton fiber is manufactured paper with pulp out in figure；CNF-X is expressed as receiving for surface anion containing carboxylic acid sodium of a concentration of Xwt%
Rice cellulose, X=0,0.5,1,1.5,2,2.5；CP/CNF-X indicates the surface anion containing carboxylic acid sodium of body paper and Xwt% concentration
Nano-cellulose " cellulosic-based material " that is combined；CP/CNF-X/ZIF-8 indicates wherein surface anion containing carboxylic acid sodium
A concentration of Xwt% of nano-cellulose " cellulose base/ZIF-8 composite materials ".
Anti-microbial property test refers to CP/ as shown in figure 8, wherein refer to CP/CNF-2.5 marked as 0 marked as 1
CNF-0.5/ZIF-8, CP/CNF-1.5/ZIF-8 is referred to marked as 2, and CP/CNF-2.5/ZIF-8 is referred to marked as 3, can
To see, and middle SEM is as a result, as nano-cellulose concentration improves referring to Fig.1, and the ZIF-8 of surface growth is more, inhibition zone
Bigger, antibacterial effect is better.CP is expressed as the body paper that cotton fiber is manufactured paper with pulp out；The surface that CNF-X is expressed as a concentration of Xwt% contains carboxylic
The nano-cellulose of sour sodium anion, X=0,0.5,1,1.5,2,2.5；CP/CNF-X indicates the surface of body paper and Xwt% concentration
" cellulosic-based material " that the nano-cellulose of anion containing carboxylic acid sodium is combined；CP/CNF-X/ZIF-8 indicates that wherein surface contains
" cellulose base/ZIF-8 composite materials " of a concentration of Xwt% of nano-cellulose of carboxylic acid sodium anion.
Claims (6)
1. one kind being based on cellulose base/ZIF-8 composite materials, including cellulosic-based material and the ZIF-8 crystalline substances with metal ion
Body, it is characterised in that：The cellulosic-based material is by cotton fiber and surface containing the anion-modified nano-cellulose system of carboxylic acid sodium
；ZIF-8 crystal is incorporated in by way of growth in situ on cellulosic-based material.
2. one kind being based on the preparation method of cellulose base/ZIF-8 composite materials, it is characterised in that：Specifically comprise the following steps：
Step 1：Step 1：Surface is made into the solution A of various concentration containing the anion-modified nano-cellulose of carboxylic acid sodium and water,
And the sodium hydroxide solution of 0~15wt% is separately added into each solution A, obtain the solution B of corresponding various concentration；
Step 2, using wet moulding method, body paper is made in cotton fiber, and be immersed in 5-10s in epoxychloropropane, by step 1 institute
Obtained solution B surface is coated on body paper, and and at 40~80 DEG C heating reaction form cellulosic-based material, by going
Ion water washing three times after, drying；
Step 3：Acetic acid dihydrate zinc and 2-methylimidazole are dissolved in polyethylene glycol -200, stirs evenly, obtains mixed solution
C；
Step 4：Solution C Direct Uniform is coated in body paper surface layer, then the paper coated is put into baking oven at 50-100 DEG C
The product of 8~12h of lower reaction, acquisition are fully washed three times with ethyl alcohol, remove the unreacted chemical substance in surface, and do at 60 DEG C
Cellulose base/ZIF-8 composite materials are obtained after dry.
3. a kind of preparation method being based on cellulose base/ZIF-8 composite materials according to claim 2, it is characterised in that：
The concentration of step 1 solution A is respectively 0wt%, 0.5wt%, 1wt%, 1.5wt%, 2wt%, 2.5wt%.
4. a kind of preparation method being based on cellulose base/ZIF-8 composite materials according to claim 2, it is characterised in that：
Body paper in the step 2 is quantitative in 95 ± 5g/m2。
5. a kind of preparation method being based on cellulose base/ZIF-8 composite materials according to claim 2, it is characterised in that：
The drying temperature of the step 2 is 50 DEG C.
6. a kind of preparation method being based on cellulose base/ZIF-8 composite materials according to claim 2, it is characterised in that：
Two water zinc acetates, 2-methylimidazole and -200 molar ratio of polyethylene glycol are 1 in the step 4:6.42:0.58.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111996802A (en) * | 2020-08-26 | 2020-11-27 | 南通大学 | Photodynamic sterilization ZIF-8 modified diacetate fiber and preparation method thereof |
| CN112959446A (en) * | 2021-02-01 | 2021-06-15 | 国际竹藤中心 | Metal organic framework/wood composite material and preparation method and application thereof |
| CN114656758A (en) * | 2022-03-10 | 2022-06-24 | 桂林理工大学 | PET mould-proof material and preparation method and application thereof |
| CN114687235A (en) * | 2022-05-12 | 2022-07-01 | 广东省科学院生物与医学工程研究所 | Super-hydrophobic paper and preparation method and application thereof |
| CN115155664A (en) * | 2022-06-17 | 2022-10-11 | 太原理工大学 | Bonded polyurethane-based antibacterial fiber film and preparation method and application thereof |
| WO2024004660A1 (en) * | 2022-06-30 | 2024-01-04 | 株式会社エフ・シー・シー | Sheet material comprising metal organic structure |
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| CN102784562A (en) * | 2012-08-09 | 2012-11-21 | 大连理工大学 | Method for preparing metal organic framework film |
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