CN107699392A - Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method - Google Patents
Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method Download PDFInfo
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- CN107699392A CN107699392A CN201710830665.9A CN201710830665A CN107699392A CN 107699392 A CN107699392 A CN 107699392A CN 201710830665 A CN201710830665 A CN 201710830665A CN 107699392 A CN107699392 A CN 107699392A
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- beer bottle
- microcrystalline cellulose
- composite material
- bactericidal cleaner
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/83—Mixtures of non-ionic with anionic compounds
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/044—Hydroxides or bases
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/04—Water-soluble compounds
- C11D3/10—Carbonates ; Bicarbonates
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/02—Inorganic compounds ; Elemental compounds
- C11D3/12—Water-insoluble compounds
- C11D3/1206—Water-insoluble compounds free metals, e.g. aluminium grit or flakes
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/20—Organic compounds containing oxygen
- C11D3/22—Carbohydrates or derivatives thereof
- C11D3/222—Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/373—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
- C11D1/146—Sulfuric acid esters
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/66—Non-ionic compounds
- C11D1/662—Carbohydrates or derivatives
Abstract
The invention discloses based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, the nano micro crystal cellulose suspension of loading nano silvery is made after nano micro crystal cellulose suspension prepared by enzyme process is mixed with silver nitrate by hydrothermal synthesis reaction, adds after the raw materials such as biosurfactant, alkali are well mixed and obtains beer bottle Bactericidal cleaner.Not only strong detergency, anti-dirt redeposition ability are good for beer bottle Bactericidal cleaner prepared by the present invention, it is easy to rinsing and removes dirt, it is good to the soil cleaning effect of beer bottle, and equipment scaling can be reduced, be advantageous to the trouble-free operation of system, the sterilizing to beer bottle can also be synchronously completed, bactericidal effect is good, effectively improves the sanitation performance of beer bottle after cleaning.
Description
Technical field
The present invention relates to cleaning agent technical field, more particularly to one kind to be based on microcrystalline cellulose/silver composite material beer bottle
Bactericidal cleaner preparation method.
Background technology
With the continuous rising of the yield of beer, in order to save production cost, many enterprises begin to use recovery huge profit to use
Beer bottle.In order to not influence the inherent quality of beer product, the cleaning of beer bottle is the crucial work of recycling beer bottle
Sequence.The dirt composition of beer bottle is considerably complicated, mainly has:Dust, grease, protein, wine dirt, colloid, mildew, adhesive etc..
Current beer bottle cleaning agent is mainly formed by the compositions such as alkali, surfactant compounding, and system anti-dirt redeposition ability is main
Have the following disadvantages：
1st, due to the sinking speed comparatively fast secondary attachment on beer bottle after dirt is stripped, not only have impact on to dirt
Cleansing power, and easily make equipment scaling.
2nd, the performance of cleaning agent is single, is only capable of scale removal cleaning, it is impossible to eliminates the bacterium grown inside beer bottle, mould to beer
Harmful effect caused by the wholesomeness of bottle, the beer bottle wholesomeness after cleaning are poor.
The content of the invention
The defects of the object of the invention is exactly to make up prior art, there is provided a kind of anti-dirt redeposition ability is good, kills
The preparation method of the strong beer bottle Bactericidal cleaner of property.It is penetrated into using Nano Silver in the inner space of cellulose crystals intertexture
Make it have anti-microbial property；There is the porous property of surface porosity using the nano micro crystal cellulose after enzymatic treatment, more have
Beneficial to the absorption to dirt, bacterium etc.；Using adding, sophorose lactone biological nontoxic nonionic surfactant reduction dirt is secondary
Attachment.
It is a further object of the present invention to provide should be based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner
Preparation method.
The present invention adopts the following technical scheme that to achieve these goals：
Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, comprise the following steps：
(1) first microcrystalline cellulose is added in sodium citrate buffer solution and is uniformly dispersed to obtain microcrystalline cellulose suspension, then
A certain amount of cellulase is added in 50-60 DEG C of enzyme digestion reaction 24-48h, nano micro crystal cellulose suspension is obtained after centrifugation；
(2) by described nano micro crystal cellulose suspension and silver nitrate solution by volume (1-2)：(0.5-1) mixing is equal
It is even to obtain mixed liquor, then the mixed liquor and the deionized water equivalent to 20-30 times of the mixeding liquid volume are added jointly
1-2h is reacted in 120-130 DEG C in reactor, the nano micro crystal cellulose suspension of loading nano silvery is obtained after cooling；
(3) first by 0.3-0.5 parts by weight of sodium hydroxide, 0.1-0.15 parts by weight sodium carbonate, 0.3-0.5 parts by weight dodecanes
Base sodium sulphate, 0.3-0.5 parts by weight sophoroses lactone, 0.03-0.05 parts by weight dimethicones are well mixed, and then add 80-
The nano micro crystal cellulose suspension of 100 parts by weight loading nano silveries is well mixed, and obtains beer bottle Bactericidal cleaner.
Preparing raw material technical requirements of the invention is：The pH of the sodium citrate buffer solution is 4.4-4.8, and concentration is
0.03-0.05mol/L；The solid content of the microcrystalline cellulose suspension is 1-1.5%；The enzyme concentration of the cellulase is every gram
Microcrystalline cellulose adds 10-15U cellulases；The mass fraction of the silver nitrate solution is 1-1.5%.
Application method is：When being cleaned to beer bottle, first by 1:52-83 times dilutes disinfectant, then reuses, makes
Need fully to cross water after.
Compared with the prior art, beneficial effects of the present invention are as follows：
The present invention based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner, pass through and adjust formula so that production
Product have the ability preferably to take out stains, meanwhile, there is the characteristics of bactericidal effect is good, specific effect is shown as：
(1) bactericidal property of the present invention is strong, has the property of a large amount of reducing end groups using microcrystalline cellulose surface, by enzyme process
Loading nano silvery is made by hydrothermal synthesis reaction after being mixed with silver nitrate as reducing agent in the nano micro crystal cellulose of preparation
Nano micro crystal cellulose, 5 logarithm values are reached to coliform, staphylococcus aureus sterilization under conditions of use.
(2) scale removal ability of the present invention is strong, and the nano micro crystal cellulose after enzymatic treatment has the porous property of surface porosity,
The absorption to dirt, bacterium etc. is more beneficial for, its unique suspended dispersed ability can effectively prevent soil redeposition.By adding
Add solubilising possessed by nontoxic biological non-surface-active agent sophorose lactone, emulsification, soak, foam, be scattered, reducing surface tension etc.
Performance, making the beer bottle Bactericidal cleaner of the invention prepared, not only strong detergency, anti-dirt redeposition ability are good, are easy to rinsing and go
Dirt, it is good to the soil cleaning effect of beer bottle, it is higher than commercial available alkaline wine for the carbon containing and soil cleaning positive effect of nitrogen
Bottle cleaning agent.
Embodiment
The present invention is further illustrated with reference to embodiments, but the present invention is not limited only to these embodiments, not
On the premise of departing from present inventive concept, any improvement made is within the scope of the present invention.
Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, comprise the following steps：
(1) first microcrystalline cellulose is added in sodium citrate buffer solution and is uniformly dispersed to obtain microcrystalline cellulose suspension, then
A certain amount of cellulase is added in 50-60 DEG C of enzyme digestion reaction 24-48h, nano micro crystal cellulose suspension is obtained after centrifugation；
(2) by described nano micro crystal cellulose suspension and silver nitrate solution by volume (1-2):(0.5-1) mixing is equal
It is even to obtain mixed liquor, then the mixed liquor and the deionized water equivalent to 20-30 times of the mixeding liquid volume are added jointly
1-2h is reacted in 120-130 DEG C in reactor, the nano micro crystal cellulose suspension of loading nano silvery is obtained after cooling；
(3) first by 0.3-0.5 parts by weight of sodium hydroxide, 0.1-0.15 parts by weight sodium carbonate, 0.3-0.5 parts by weight dodecanes
Base sodium sulphate, 0.3-0.5 parts by weight sophoroses lactone, 0.03-0.05 parts by weight dimethicones are well mixed, and then add 80-
The nano micro crystal cellulose suspension of 100 parts by weight loading nano silveries is well mixed, and obtains beer bottle Bactericidal cleaner.
The pH of the sodium citrate buffer solution is 4.4-4.8, concentration 0.03-0.05mol/L.
The solid content of the microcrystalline cellulose suspension is 1-1.5%.
The enzyme concentration of the cellulase is that every gram of microcrystalline cellulose adds 10-15U cellulases.
The mass fraction of the silver nitrate solution is 1-1.5%.
Embodiment 1：
Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, comprise the following steps：
(1) first microcrystalline cellulose is added in sodium citrate buffer solution and is uniformly dispersed to obtain microcrystalline cellulose suspension, then
A certain amount of cellulase is added in 50 DEG C of enzyme digestion reaction 24h, nano micro crystal cellulose suspension is obtained after centrifugation；
(2) by described nano micro crystal cellulose suspension and silver nitrate solution by volume 1：0.5 is mixed
Close liquid, then by the mixed liquor with equivalent to 20 times of the mixeding liquid volume deionized water add jointly in reactor in
120 DEG C of reaction 1h, the nano micro crystal cellulose suspension of loading nano silvery is obtained after cooling；
(3) first by 0.3 parts by weight of sodium hydroxide, 0.1 parts by weight sodium carbonate, 0.3 parts by weight lauryl sodium sulfate, 0.3
Parts by weight sophorose lactone, 0.03 parts by weight dimethicone are well mixed, and then add the nanometer of 80 parts by weight loading nano silveries
Microcrystalline cellulose suspension is well mixed, and obtains beer bottle Bactericidal cleaner.
The pH of the sodium citrate buffer solution is 4.8, concentration 0.05mol/L.
The solid content of the microcrystalline cellulose suspension is 1%.
The enzyme concentration of the cellulase is that every gram of microcrystalline cellulose adds 10U cellulases.
The mass fraction of the silver nitrate solution is 1%.
Embodiment 2：
Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, comprise the following steps：
(1) first microcrystalline cellulose is added in sodium citrate buffer solution and is uniformly dispersed to obtain microcrystalline cellulose suspension, then
A certain amount of cellulase is added in 60 DEG C of enzyme digestion reaction 24h, nano micro crystal cellulose suspension is obtained after centrifugation；
(2) by described nano micro crystal cellulose suspension and silver nitrate solution by volume 2:1 is mixed
Liquid, then the mixed liquor and the deionized water equivalent to 27 times of the mixeding liquid volume are added in reactor in 124 jointly
DEG C reaction 2h, obtains the nano micro crystal cellulose suspension of loading nano silvery after cooling；
(3) first by 0.5 parts by weight of sodium hydroxide, 0.15 parts by weight sodium carbonate, 0.3 parts by weight lauryl sodium sulfate, 0.3
Parts by weight sophorose lactone, 0.03 parts by weight dimethicone are well mixed, and then add the nanometer of 100 parts by weight loading nano silveries
Microcrystalline cellulose suspension is well mixed, and obtains beer bottle Bactericidal cleaner.
The pH of the sodium citrate buffer solution is 4.6, concentration 0.05mol/L.
The solid content of the microcrystalline cellulose suspension is 1.2%.
The enzyme concentration of the cellulase is that every gram of microcrystalline cellulose adds 12U cellulases.
The mass fraction of the silver nitrate solution is 1.2%.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although ginseng
The present invention is described in detail according to previous embodiment, it will be understood by those within the art that：It still can be with
Technical scheme described in foregoing embodiments is modified, or equivalent substitution is carried out to which part technical characteristic；And
These modifications are replaced, and the essence of appropriate technical solution is departed from the spirit and model of various embodiments of the present invention technical scheme
Enclose.
Metal protection is tested.
First, equipment
1. sheet metal：Copper sheet, carbon steel coupon, recruit piece, Stainless Steel piece
2. assay balance：BA110S 30904575
3. Bactericidal cleaner：One kind is based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner
2nd, method
1. test basis：The Ministry of Public Health《Disinfection technology standard》(2002 editions) 2.2.4 metal protections determine
2. test condition：21 DEG C of environment temperature, relative humidity 50%.
3. experimental concentration is the dilution (1 in the range of concentration:52).
3rd, result
Disinfectant is to corrosion of metal degree
4th, conclusion
1 based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner:52 dilutions are to carbon steel coupon, copper sheet, aluminium
Piece moderate corrosion, to stainless steel mild corrosion.
The quantitative killing test of Escherichia coli
First, equipment
1. test strain：Escherichia coli (8099) (5-7 generations)
2. disinfectant：Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner
3. nertralizer：0.5% sodium thiosulfate, 1% Tween-80, the solution of 0.5% lecithin
4. Sterile Hard Water
5. dilution：(TPS)
2nd, method
1. test basis：The Ministry of Public Health《Disinfection technology standard》(2002 editions) Part II sterile products inspection technology specification,
2.1.1.5.5 nertralizer qualification test, 2.1.1.7.4 Guantitative bactericidal tests.
2. nertralizer qualification test：1:83 dilutions, act on 3.5min, test temperature：20 DEG C of experiments are repeated 3 times.3. kill
Bacterium is tested：1:83 dilutions, test temperature：20 DEG C of experiments are repeated 3 times.
3rd, result
1. nertralizer qualification test
Error rate is 4.21% between (1) the 3rd, 4,5 group.
(2) listed each group sequence number and representative content are identical with the regulation of test basis in table.
The nertralizer test for identification result of table 1
2. the killing effect of pair test organisms
Killing effect of the table 2 to Escherichia coli
Note：Negative control Sterile grows
4th, conclusion
L. it is based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner 1：During 83 dilution, containing 0.5% thiosulfuric acid
Sodium, 1% Tween-80,0.5% lecithin nertralizer can be neutralized effectively in solution and this of coli somatic remained on surface disappears
Effect of the toxic agent to tested bacterium, and nertralizer and neutralized reaction product have no adverse effects to tested bacterium and culture medium.
2. tested through 3 repetitions, based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner 1：During 83 dilution,
Act on average killing logarithm value >=5.00 of the 3.5min to Escherichia coli.
The quantitative killing test of staphylococcus aureus
First, equipment
1. test strain：Staphylococcus aureus (ATCC6538) (3-5 generations)
2. disinfectant：Based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner
3. nertralizer：0.5% sodium thiosulfate, 1% Tween-80, the solution of 0.5% lecithin
4. Sterile Hard Water
5. dilution：(TPS)
2nd, method
1. test basis：The Ministry of Public Health《Disinfection technology standard》(2002 editions) Part II sterile products inspection technology specification,
2.1.1.7.4 Guantitative bactericidal test.
2. sterilization test：1：83 dilutions, test temperature：20 DEG C of experiments are repeated 3 times.
3rd, result
To the killing effect of staphylococcus aureus
Note：Negative control Sterile grows
4th, conclusion
Tested through 3 repetitions, based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner 1：During 83 dilution, make
Average killing logarithm value >=5.00 with 3.5min to staphylococcus aureus.
Dirt removes experiment
1. organic carbon content contrasts：By the treated beer bottle with dirt respectively in commercial available alkaline bottle cleaning agent
With clean 5min in microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner, taken respectively before and after cleaning molten
Liquid 3mL determines organic carbon content after diluting 1000 times.
Carbon cleans content balance
2. organic nitrogen content contrasts：By the treated beer bottle with dirt respectively in commercial available alkaline bottle cleaning agent
With clean 5min in microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner, taken respectively before and after immersion molten
Liquid 10mL, determine organic nitrogen content.
Content balance after organic nitrogen cleaning
Conclusion：
Composite beer bottle Bactericidal cleaner is higher than commercial available alkaline wine for the carbon containing and soil cleaning positive effect of nitrogen
Bottle cleaning agent.
Claims (5)
1. it is based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, it is characterised in that including following step
Suddenly：
(1) first microcrystalline cellulose is added in sodium citrate buffer solution and is uniformly dispersed to obtain microcrystalline cellulose suspension, then added
A certain amount of cellulase obtains nano micro crystal cellulose suspension in 50-60 DEG C of enzyme digestion reaction 24-48h after centrifugation；
(2) by described nano micro crystal cellulose suspension and silver nitrate solution by volume (1-2):(0.5-1) is well mixed
To mixed liquor, the mixed liquor and the deionized water equivalent to 20-30 times of the mixeding liquid volume are then added into reaction jointly
1-2h is reacted in 120-130 DEG C in kettle, the nano micro crystal cellulose suspension of loading nano silvery is obtained after cooling；
(3) first by 0.3-0.5 parts by weight of sodium hydroxide, 0.1-0.15 parts by weight sodium carbonate, 0.3-0.5 parts by weight dodecyl sulphur
Sour sodium, 0.3-0.5 parts by weight sophoroses lactone, 0.03-0.05 parts by weight dimethicones are well mixed, and then add 80-100 weights
The nano micro crystal cellulose suspension of amount part loading nano silvery is well mixed, and obtains beer bottle Bactericidal cleaner.
2. according to claim 1 be based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, its
It is characterised by, the pH of the sodium citrate buffer solution is 4.4-4.8, concentration 0.03-0.05mol/L.
3. according to claim 1 be based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, its
It is characterised by, the solid content of the microcrystalline cellulose suspension is 1-1.5%.
4. according to claim 1 be based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, its
It is characterised by, the enzyme concentration of the cellulase adds 10-15U cellulases for every gram of microcrystalline cellulose.
5. according to claim 1 be based on microcrystalline cellulose/silver composite material beer bottle Bactericidal cleaner preparation method, its
It is characterised by, the mass fraction of the silver nitrate solution is 1-1.5%.
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| CN201710830665.9A CN107699392B (en) | 2017-09-15 | 2017-09-15 | Preparation method of beer bottle sterilization cleaning agent based on microcrystalline cellulose/silver composite material |
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| CN201710830665.9A CN107699392B (en) | 2017-09-15 | 2017-09-15 | Preparation method of beer bottle sterilization cleaning agent based on microcrystalline cellulose/silver composite material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110498949A (en) * | 2019-09-06 | 2019-11-26 | 天津科技大学 | A kind of preparation method of Cellulose nanocrystal body load silver nanoclusters composite material |
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| CN110498949A (en) * | 2019-09-06 | 2019-11-26 | 天津科技大学 | A kind of preparation method of Cellulose nanocrystal body load silver nanoclusters composite material |
| CN110498949B (en) * | 2019-09-06 | 2021-07-09 | 天津科技大学 | Preparation method of cellulose nanocrystal-loaded silver nanocluster composite material |
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