CN108818847A - A kind of improvement bamboo clappers fungus-proof antisepsis treatment process - Google Patents
A kind of improvement bamboo clappers fungus-proof antisepsis treatment process Download PDFInfo
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- CN108818847A CN108818847A CN201810599975.9A CN201810599975A CN108818847A CN 108818847 A CN108818847 A CN 108818847A CN 201810599975 A CN201810599975 A CN 201810599975A CN 108818847 A CN108818847 A CN 108818847A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K9/00—Chemical or physical treatment of reed, straw, or similar material
- B27K9/002—Cane, bamboo
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- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/007—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process employing compositions comprising nanoparticles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/025—Controlling the process
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/36—Aliphatic compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/34—Organic impregnating agents
- B27K3/50—Mixtures of different organic impregnating agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K5/00—Treating of wood not provided for in groups B27K1/00, B27K3/00
- B27K5/003—Treating of wood not provided for in groups B27K1/00, B27K3/00 by using electromagnetic radiation or mechanical waves
- B27K5/0065—Ultrasonic treatment
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- 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
- C08G81/00—Macromolecular compounds obtained by interreacting polymers in the absence of monomers, e.g. block polymers
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- B27K2200/00—Wooden materials to be treated
- B27K2200/10—Articles made of particles or fibres consisting of wood or other lignocellulosic material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/20—Removing fungi, molds or insects
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Abstract
The invention belongs to technical field of biological environmental protection, especially a kind of improvement bamboo clappers fungus-proof antisepsis treatment process includes the following steps：（1）It is activated；（2）The preparation of polyethylene glycol grafted chitosan derivative；（3）Dipping；Treatment process of the invention can effectively improve the mould proof corrosion resistance of bamboo clappers, by being activated to bamboo clappers, can effectively improve polyethylene glycol grafted chitosan derivative to the improvement effect of the mould proof corrosion resistance of bamboo clappers.
Description
Technical field
The invention belongs to technical field of biological environmental protection, especially a kind of improvement bamboo clappers fungus-proof antisepsis treatment process.
Background technique
As people are to the pay attention to day by day of renewable resource, the application range of bamboo timber resource is sent out from common furniture, floor
Structure material, the bamboo matter craftwork of exhibition till now, excellent characteristic is just gradually applied in wider field, in bamboo wood
Nutriment rich in, these nutriments are provided for necessary nutrient in bamboo wood growth period, and still, bamboo wood exists
After felling, these nutriments but provide matrix for the growth of Bamboo mould, so that bamboo wood is easy to go mouldy, thus the bamboo of limitation
The application of material.
Although disclosing many preservatives in the prior art to handle bamboo clappers, the fungus-proof antisepsis performance of bamboo clappers is improved,
But contain a large amount of harmful substance in most of preservatives, it is easy pollution environment, treated, and bamboo clappers can also threaten human body strong
Health.
Summary of the invention
In view of the above-mentioned problems, the present invention is intended to provide a kind of improvement bamboo clappers fungus-proof antisepsis treatment process.
The invention is realized by the following technical scheme：
A kind of improvement bamboo clappers fungus-proof antisepsis treatment process, includes the following steps：
（1）It is activated：Use mass fraction for 35% ethanol solution cleaning and dipping 40min bamboo clappers, then naturally dry,
Bamboo clappers is added in reaction kettle again, the nanometer titanium dioxide silanol dispersion liquid of 5-8 times of bamboo clappers quality is then added into reaction kettle,
60 DEG C are heated to, 20min is kept the temperature, then adds the melamine of bamboo clappers quality 10-12% again, then ultrasonic disperse 15min is adjusted
Temperature is saved to 88 DEG C, keeps the temperature 30min, adds the piperidines of bamboo clappers quality 1-1.3%, stirs 2 hours, is then filtered, is used
Dehydrated alcohol carries out cleaning 15min to bamboo clappers, is then dried in vacuo at 80 DEG C again, obtains activation bamboo clappers；
（2）The preparation of polyethylene glycol grafted chitosan derivative：Chitosan and N,N-dimethylformamide are pressed into 55g：The ratio of 400mL
Example uniformly mixing, is then heated to 75 DEG C, stirs 30min with 1200r/min revolving speed, then adds n,N-Dimethylformamide again
The acid anhydrides of volume 10% is heated to 115 DEG C, with 500r/min revolving speed stirring 4 hours, 30min is then ultrasonically treated, then with 5
DEG C/s rate is cooled to 0 DEG C, it is then filtered and is precipitated again, cleaning 5min is carried out to sediment using dehydrated alcohol, so
10min is cleaned using deionized water again afterwards, then drying to constant weight, obtains intermediate a；
By intermediate, cyanuric acid, potassium carbonate according to weight ratio 35：1.2:After 2.5 mixing, the N, N- bis- of 8 times of mixing quality of addition
Methylformamide is heated to 102 DEG C, with 2000r/min revolving speed stirring 4 hours, is then evaporated solvent, obtains reaction and produces
Object carries out cleaning 5min to sediment using dehydrated alcohol, then cleans 10min using deionized water again, is then dried to perseverance
Weight, obtains intermediate b；
It is 1 according to the mass ratio of the material:8 uniformly mix intermediate b with polyethylene glycol, then add polyethylene glycol quality 30% again
Deionized water the potassium peroxide of intermediate b mass 0.1% then was added, in 55 DEG C of temperature with 200r/min revolving speed stirring 1 hour
Lower reaction 3 hours, is then carried out selection evaporation drying, obtains reaction product, cleaned using deionized water, be dried to perseverance
Weight is to get polyethylene glycol grafted chitosan derivative；
（3）Dipping：Polyethylene glycol grafted chitosan derivative and toluene are pressed into 100-110g：The mixing of 500mL ratio uniform, configuration
At maceration extract, maceration extract is added in vacuum impregnation reaction kettle, activation bamboo clappers is then added to vacuum impregnation reaction kettle again
In, bamboo clappers and dipping liquid proportional are 300g：500mL is impregnated 2 hours at 105 DEG C, is then filtered, using dehydrated alcohol
Cleaning 5min is carried out to sediment, 10min is then cleaned using deionized water again, then drying to constant weight.
Further, step（1）Described in nanometer titanium dioxide silanol dispersion liquid in containing mass fraction be 20% nanometer two
Silica, 40% ethyl alcohol and 40% deionized water.
Further, step（1）The ultrasonic disperse is to carry out decentralized processing in the case where frequency is 55kHz ultrasonic wave.
Further, step（2）The acid anhydrides is maleic anhydride.
Further, step（2）The ultrasonic treatment is to carry out decentralized processing in the case where frequency is 42kHz ultrasonic wave.
Further, step（3）Described in vacuum impregnation reaction kettle vacuum degree be 0.005MPa.
Beneficial effects of the present invention：Treatment process of the invention can effectively improve the mould proof corrosion resistance of bamboo clappers,
By being activated to bamboo clappers, polyethylene glycol grafted chitosan derivative can be effectively improved to the mould proof corrosion resistance of bamboo clappers
Improvement effect；The present invention, which first passes through, is activated bamboo clappers, obtains so as to effectively improve bamboo clappers fibr tissue
Certain expansion, activity improve, and then carry out vacuum impregnation processing to bamboo clappers using polyethylene glycol grafted chitosan derivative again,
Polyethylene glycol grafted chitosan derivative molecular easier can penetrate into bamboo clappers cell interior, and mutually tie with bamboo clappers cell wall
It closes, so as to directly eliminate the microorganisms such as the pathogen inside bamboo clappers, while at extraneous microbial attack bamboo clappers surface, gathers
Ethylene glycol grafted chitosan derivative can be applied directly to microbial cell, destroy microbial cell and cell membrane or intracellular
Enzyme, so as to avoid external microbe from corroding bamboo clappers surface；Treatment process of the present invention have the characteristics that it is safe and pollution-free, and
Reasonable composition proportion can generate significant inhibitory effect to moulds such as aspergillus niger, bread mold, aspergillus flavus, Trichoderma virides, mention
While high bamboo clappers mould proof corrosion resistance, additionally it is possible to the effective intensity and toughness for ensureing bamboo clappers.
Specific embodiment
Illustrate the present invention with specific embodiment below, but is not limitation of the present invention.
Embodiment 1
A kind of improvement bamboo clappers fungus-proof antisepsis treatment process, includes the following steps：
（1）It is activated：Use mass fraction for 35% ethanol solution cleaning and dipping 40min bamboo clappers, then naturally dry,
Bamboo clappers is added in reaction kettle again, 5 times of bamboo clappers quality of nanometer titanium dioxide silanol dispersion liquid is then added into reaction kettle, is added
Heat keeps the temperature 20min, then adds the melamine of bamboo clappers quality 10% again, then ultrasonic disperse 15min adjusts temperature to 60 DEG C
To 88 DEG C, 30min is kept the temperature, adds the piperidines of bamboo clappers quality 1%, stirs 2 hours, is then filtered, using dehydrated alcohol pair
Bamboo clappers carries out cleaning 15min, is then dried in vacuo at 80 DEG C again, obtains activation bamboo clappers；
（2）The preparation of polyethylene glycol grafted chitosan derivative：Chitosan and N,N-dimethylformamide are pressed into 55g：The ratio of 400mL
Example uniformly mixing, is then heated to 75 DEG C, stirs 30min with 1200r/min revolving speed, then adds n,N-Dimethylformamide again
The acid anhydrides of volume 10% is heated to 115 DEG C, with 500r/min revolving speed stirring 4 hours, 30min is then ultrasonically treated, then with 5
DEG C/s rate is cooled to 0 DEG C, it is then filtered and is precipitated again, cleaning 5min is carried out to sediment using dehydrated alcohol, so
10min is cleaned using deionized water again afterwards, then drying to constant weight, obtains intermediate a；
By intermediate, cyanuric acid, potassium carbonate according to weight ratio 35：1.2:After 2.5 mixing, the N, N- bis- of 8 times of mixing quality of addition
Methylformamide is heated to 102 DEG C, with 2000r/min revolving speed stirring 4 hours, is then evaporated solvent, obtains reaction and produces
Object carries out cleaning 5min to sediment using dehydrated alcohol, then cleans 10min using deionized water again, is then dried to perseverance
Weight, obtains intermediate b；
It is 1 according to the mass ratio of the material:8 uniformly mix intermediate b with polyethylene glycol, then add polyethylene glycol quality 30% again
Deionized water the potassium peroxide of intermediate b mass 0.1% then was added, in 55 DEG C of temperature with 200r/min revolving speed stirring 1 hour
Lower reaction 3 hours, is then carried out selection evaporation drying, obtains reaction product, cleaned using deionized water, be dried to perseverance
Weight is to get polyethylene glycol grafted chitosan derivative；
（3）Dipping：Polyethylene glycol grafted chitosan derivative and toluene are pressed into 100g：The mixing of 500mL ratio uniform, is configured to soak
Maceration extract is added in vacuum impregnation reaction kettle by stain liquid, then activation bamboo clappers is added in vacuum impregnation reaction kettle again, bamboo
Plate and dipping liquid proportional are 300g：500mL is impregnated 2 hours at 105 DEG C, is then filtered, using dehydrated alcohol to precipitating
Object carries out cleaning 5min, then cleans 10min using deionized water again, then drying to constant weight.
Further, step（1）Described in nanometer titanium dioxide silanol dispersion liquid in containing mass fraction be 20% nanometer two
Silica, 40% ethyl alcohol and 40% deionized water.
Further, step（1）The ultrasonic disperse is to carry out decentralized processing in the case where frequency is 55kHz ultrasonic wave.
Further, step（2）The acid anhydrides is maleic anhydride.
Further, step（2）The ultrasonic treatment is to carry out decentralized processing in the case where frequency is 42kHz ultrasonic wave.
Further, step（3）Described in vacuum impregnation reaction kettle vacuum degree be 0.005MPa.
Embodiment 2
A kind of improvement bamboo clappers fungus-proof antisepsis treatment process, includes the following steps：
（1）It is activated：Use mass fraction for 35% ethanol solution cleaning and dipping 40min bamboo clappers, then naturally dry,
Bamboo clappers is added in reaction kettle again, 8 times of bamboo clappers quality of nanometer titanium dioxide silanol dispersion liquid is then added into reaction kettle, is added
Heat keeps the temperature 20min, then adds the melamine of bamboo clappers quality 12% again, then ultrasonic disperse 15min adjusts temperature to 60 DEG C
To 88 DEG C, 30min is kept the temperature, adds the piperidines of bamboo clappers quality 1.3%, stirs 2 hours, is then filtered, using dehydrated alcohol
Cleaning 15min is carried out to bamboo clappers, is then dried in vacuo at 80 DEG C again, activation bamboo clappers is obtained；
（2）The preparation of polyethylene glycol grafted chitosan derivative：Chitosan and N,N-dimethylformamide are pressed into 55g：The ratio of 400mL
Example uniformly mixing, is then heated to 75 DEG C, stirs 30min with 1200r/min revolving speed, then adds n,N-Dimethylformamide again
The acid anhydrides of volume 10% is heated to 115 DEG C, with 500r/min revolving speed stirring 4 hours, 30min is then ultrasonically treated, then with 5
DEG C/s rate is cooled to 0 DEG C, it is then filtered and is precipitated again, cleaning 5min is carried out to sediment using dehydrated alcohol, so
10min is cleaned using deionized water again afterwards, then drying to constant weight, obtains intermediate a；
By intermediate, cyanuric acid, potassium carbonate according to weight ratio 35：1.2:After 2.5 mixing, the N, N- bis- of 8 times of mixing quality of addition
Methylformamide is heated to 102 DEG C, with 2000r/min revolving speed stirring 4 hours, is then evaporated solvent, obtains reaction and produces
Object carries out cleaning 5min to sediment using dehydrated alcohol, then cleans 10min using deionized water again, is then dried to perseverance
Weight, obtains intermediate b；
It is 1 according to the mass ratio of the material:8 uniformly mix intermediate b with polyethylene glycol, then add polyethylene glycol quality 30% again
Deionized water the potassium peroxide of intermediate b mass 0.1% then was added, in 55 DEG C of temperature with 200r/min revolving speed stirring 1 hour
Lower reaction 3 hours, is then carried out selection evaporation drying, obtains reaction product, cleaned using deionized water, be dried to perseverance
Weight is to get polyethylene glycol grafted chitosan derivative；
（3）Dipping：Polyethylene glycol grafted chitosan derivative and toluene are pressed into 110g：The mixing of 500mL ratio uniform, is configured to soak
Maceration extract is added in vacuum impregnation reaction kettle by stain liquid, then activation bamboo clappers is added in vacuum impregnation reaction kettle again, bamboo
Plate and dipping liquid proportional are 300g：500mL is impregnated 2 hours at 105 DEG C, is then filtered, using dehydrated alcohol to precipitating
Object carries out cleaning 5min, then cleans 10min using deionized water again, then drying to constant weight.
Further, step（1）Described in nanometer titanium dioxide silanol dispersion liquid in containing mass fraction be 20% nanometer two
Silica, 40% ethyl alcohol and 40% deionized water.
Further, step（1）The ultrasonic disperse is to carry out decentralized processing in the case where frequency is 55kHz ultrasonic wave.
Further, step（2）The acid anhydrides is maleic anhydride.
Further, step（2）The ultrasonic treatment is to carry out decentralized processing in the case where frequency is 42kHz ultrasonic wave.
Further, step（3）Described in vacuum impregnation reaction kettle vacuum degree be 0.005MPa.
Embodiment 3
A kind of improvement bamboo clappers fungus-proof antisepsis treatment process, includes the following steps：
（1）It is activated：Use mass fraction for 35% ethanol solution cleaning and dipping 40min bamboo clappers, then naturally dry,
Bamboo clappers is added in reaction kettle again, 7 times of bamboo clappers quality of nanometer titanium dioxide silanol dispersion liquid is then added into reaction kettle, is added
Heat keeps the temperature 20min, then adds the melamine of bamboo clappers quality 11% again, then ultrasonic disperse 15min adjusts temperature to 60 DEG C
To 88 DEG C, 30min is kept the temperature, adds the piperidines of bamboo clappers quality 1.2%, stirs 2 hours, is then filtered, using dehydrated alcohol
Cleaning 15min is carried out to bamboo clappers, is then dried in vacuo at 80 DEG C again, activation bamboo clappers is obtained；
（2）The preparation of polyethylene glycol grafted chitosan derivative：Chitosan and N,N-dimethylformamide are pressed into 55g：The ratio of 400mL
Example uniformly mixing, is then heated to 75 DEG C, stirs 30min with 1200r/min revolving speed, then adds n,N-Dimethylformamide again
The acid anhydrides of volume 10% is heated to 115 DEG C, with 500r/min revolving speed stirring 4 hours, 30min is then ultrasonically treated, then with 5
DEG C/s rate is cooled to 0 DEG C, it is then filtered and is precipitated again, cleaning 5min is carried out to sediment using dehydrated alcohol, so
10min is cleaned using deionized water again afterwards, then drying to constant weight, obtains intermediate a；
By intermediate, cyanuric acid, potassium carbonate according to weight ratio 35：1.2:After 2.5 mixing, the N, N- bis- of 8 times of mixing quality of addition
Methylformamide is heated to 102 DEG C, with 2000r/min revolving speed stirring 4 hours, is then evaporated solvent, obtains reaction and produces
Object carries out cleaning 5min to sediment using dehydrated alcohol, then cleans 10min using deionized water again, is then dried to perseverance
Weight, obtains intermediate b；
It is 1 according to the mass ratio of the material:8 uniformly mix intermediate b with polyethylene glycol, then add polyethylene glycol quality 30% again
Deionized water the potassium peroxide of intermediate b mass 0.1% then was added, in 55 DEG C of temperature with 200r/min revolving speed stirring 1 hour
Lower reaction 3 hours, is then carried out selection evaporation drying, obtains reaction product, cleaned using deionized water, be dried to perseverance
Weight is to get polyethylene glycol grafted chitosan derivative；
（3）Dipping：Polyethylene glycol grafted chitosan derivative and toluene are pressed into 105g：The mixing of 500mL ratio uniform, is configured to soak
Maceration extract is added in vacuum impregnation reaction kettle by stain liquid, then activation bamboo clappers is added in vacuum impregnation reaction kettle again, bamboo
Plate and dipping liquid proportional are 300g：500mL is impregnated 2 hours at 105 DEG C, is then filtered, using dehydrated alcohol to precipitating
Object carries out cleaning 5min, then cleans 10min using deionized water again, then drying to constant weight.
Further, step（1）Described in nanometer titanium dioxide silanol dispersion liquid in containing mass fraction be 20% nanometer two
Silica, 40% ethyl alcohol and 40% deionized water.
Further, step（1）The ultrasonic disperse is to carry out decentralized processing in the case where frequency is 55kHz ultrasonic wave.
Further, step（2）The acid anhydrides is maleic anhydride.
Further, step（2）The ultrasonic treatment is to carry out decentralized processing in the case where frequency is 42kHz ultrasonic wave.
Further, step（3）Described in vacuum impregnation reaction kettle vacuum degree be 0.005MPa.
Comparative example 1：It is only that with the difference of embodiment 1 without step（1）It is activated.
Comparative example 2：It is only that with the difference of embodiment 1 and polyethylene glycol grafted chitosan derivative is replaced with into untreated shell
Glycan.
Comparative example 3：It is only that with the difference of embodiment 1 and polyethylene glycol grafted chitosan derivative is replaced with into intermediate a.
Comparative example 4：It is only that with the difference of embodiment 1 and polyethylene glycol grafted chitosan derivative is replaced with into intermediate b.
Control group：Untreated bamboo clappers.
Fungicidal properties test：Sample obtained by each group is respectively put into chamber, the temperature in Control experiment case is 25 DEG C,
Normal pressure, relative humidity 100% are inoculated with Trichoderma viride, aspergillus niger, Aspergillus terreus and white rake teeth bacterium in chamber, count mould
Bacterium infects total duration experienced when area is 6%, is indicated with mould proof duration, to measure anti-mold effect：
Antiseptic property test：Sample obtained by each group is respectively put into immersion treatment in the nitric acid solution that concentration is 55g/L, counts it
Time when pimple area is up to 4%, corrosion resistance is measured with this；
Table 1
As it can be seen from table 1 treatment process of the invention can effectively improve the mould proof corrosion resistance of bamboo clappers, by bamboo
Plate is activated, and can effectively be improved polyethylene glycol grafted chitosan derivative and be imitated to the raising of the mould proof corrosion resistance of bamboo clappers
Fruit.
Claims (6)
1. a kind of improvement bamboo clappers fungus-proof antisepsis treatment process, which is characterized in that include the following steps：
（1）It is activated：Use mass fraction for 35% ethanol solution cleaning and dipping 40min bamboo clappers, then naturally dry,
Bamboo clappers is added in reaction kettle again, the nanometer titanium dioxide silanol dispersion liquid of 5-8 times of bamboo clappers quality is then added into reaction kettle,
60 DEG C are heated to, 20min is kept the temperature, then adds the melamine of bamboo clappers quality 10-12% again, then ultrasonic disperse 15min is adjusted
Temperature is saved to 88 DEG C, keeps the temperature 30min, adds the piperidines of bamboo clappers quality 1-1.3%, stirs 2 hours, is then filtered, is used
Dehydrated alcohol carries out cleaning 15min to bamboo clappers, is then dried in vacuo at 80 DEG C again, obtains activation bamboo clappers；
（2）The preparation of polyethylene glycol grafted chitosan derivative：Chitosan and N,N-dimethylformamide are pressed into 55g：The ratio of 400mL
Example uniformly mixing, is then heated to 75 DEG C, stirs 30min with 1200r/min revolving speed, then adds n,N-Dimethylformamide again
The acid anhydrides of volume 10% is heated to 115 DEG C, with 500r/min revolving speed stirring 4 hours, 30min is then ultrasonically treated, then with 5
DEG C/s rate is cooled to 0 DEG C, it is then filtered and is precipitated again, cleaning 5min is carried out to sediment using dehydrated alcohol, so
10min is cleaned using deionized water again afterwards, then drying to constant weight, obtains intermediate a；
By intermediate, cyanuric acid, potassium carbonate according to weight ratio 35：1.2:After 2.5 mixing, the N, N- bis- of 8 times of mixing quality of addition
Methylformamide is heated to 102 DEG C, with 2000r/min revolving speed stirring 4 hours, is then evaporated solvent, obtains reaction and produces
Object carries out cleaning 5min to sediment using dehydrated alcohol, then cleans 10min using deionized water again, is then dried to perseverance
Weight, obtains intermediate b；
It is 1 according to the mass ratio of the material:8 uniformly mix intermediate b with polyethylene glycol, then add polyethylene glycol quality 30% again
Deionized water the potassium peroxide of intermediate b mass 0.1% then was added, in 55 DEG C of temperature with 200r/min revolving speed stirring 1 hour
Lower reaction 3 hours, is then carried out selection evaporation drying, obtains reaction product, cleaned using deionized water, be dried to perseverance
Weight is to get polyethylene glycol grafted chitosan derivative；
（3）Dipping：Polyethylene glycol grafted chitosan derivative and toluene are pressed into 100-110g：The mixing of 500mL ratio uniform, configuration
At maceration extract, maceration extract is added in vacuum impregnation reaction kettle, activation bamboo clappers is then added to vacuum impregnation reaction kettle again
In, bamboo clappers and dipping liquid proportional are 300g：500mL is impregnated 2 hours at 105 DEG C, is then filtered, using dehydrated alcohol
Cleaning 5min is carried out to sediment, 10min is then cleaned using deionized water again, then drying to constant weight.
2. improvement bamboo clappers fungus-proof antisepsis treatment process according to claim 1, which is characterized in that step（1）Described in
Containing mass fraction in nanometer titanium dioxide silanol dispersion liquid is 20% nano silica, 40% ethyl alcohol and 40% deionized water.
3. improvement bamboo clappers fungus-proof antisepsis treatment process according to claim 1, which is characterized in that step（1）Described is super
Sound, which is separated into, carries out decentralized processing in the case where frequency is 55kHz ultrasonic wave.
4. improvement bamboo clappers fungus-proof antisepsis treatment process according to claim 1, which is characterized in that step（2）The acid
Acid anhydride is maleic anhydride.
5. improvement bamboo clappers fungus-proof antisepsis treatment process according to claim 1, which is characterized in that step（2）Described is super
Sonication is to carry out decentralized processing in the case where frequency is 42kHz ultrasonic wave.
6. improvement bamboo clappers fungus-proof antisepsis treatment process according to claim 1, which is characterized in that step（3）Described in it is true
Empty impregnation kettle vacuum degree is 0.005MPa.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109624010A (en) * | 2019-01-21 | 2019-04-16 | 余姚市荣大塑业有限公司 | A kind of fungus-proof antisepsis treatment process for gardens outdoor desk-chair |
| CN109676722A (en) * | 2019-01-17 | 2019-04-26 | 中南林业科技大学 | The preparation method of super-hydrophobic antisepsis timber |
| CN112405741A (en) * | 2020-11-18 | 2021-02-26 | 霍山泓浩竹艺有限公司 | Anti-aging bamboo basket and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07148711A (en) * | 1993-11-26 | 1995-06-13 | Nippon Suisan Kaisha Ltd | Wood modifier |
| CN101767358A (en) * | 2010-02-10 | 2010-07-07 | 浙江省博物馆 | Antibacterial solidifying agent of excavated bamboo and wood ware |
| CN105544219A (en) * | 2016-01-25 | 2016-05-04 | 苏州印丝特纺织数码科技有限公司 | Method for modifying polyester fiber through polyethylene glycol grafted chitosan |
| CN105965636A (en) * | 2016-07-12 | 2016-09-28 | 南京林业大学 | Method for modifying wood and bamboo wood through biopolymer-chitosan |
| CN106217533A (en) * | 2016-08-09 | 2016-12-14 | 吴子良 | The manufacture method of a kind of level without aldehyde is water-fast wood-base fibre and particle panel material |
| CN107839045A (en) * | 2017-09-22 | 2018-03-27 | 中垣林业科技（定南）有限公司 | A kind of method of modifying of eucalyptus plate |
-
2018
- 2018-06-12 CN CN201810599975.9A patent/CN108818847A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07148711A (en) * | 1993-11-26 | 1995-06-13 | Nippon Suisan Kaisha Ltd | Wood modifier |
| CN101767358A (en) * | 2010-02-10 | 2010-07-07 | 浙江省博物馆 | Antibacterial solidifying agent of excavated bamboo and wood ware |
| CN105544219A (en) * | 2016-01-25 | 2016-05-04 | 苏州印丝特纺织数码科技有限公司 | Method for modifying polyester fiber through polyethylene glycol grafted chitosan |
| CN105965636A (en) * | 2016-07-12 | 2016-09-28 | 南京林业大学 | Method for modifying wood and bamboo wood through biopolymer-chitosan |
| CN106217533A (en) * | 2016-08-09 | 2016-12-14 | 吴子良 | The manufacture method of a kind of level without aldehyde is water-fast wood-base fibre and particle panel material |
| CN107839045A (en) * | 2017-09-22 | 2018-03-27 | 中垣林业科技（定南）有限公司 | A kind of method of modifying of eucalyptus plate |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109676722A (en) * | 2019-01-17 | 2019-04-26 | 中南林业科技大学 | The preparation method of super-hydrophobic antisepsis timber |
| CN109624010A (en) * | 2019-01-21 | 2019-04-16 | 余姚市荣大塑业有限公司 | A kind of fungus-proof antisepsis treatment process for gardens outdoor desk-chair |
| CN112405741A (en) * | 2020-11-18 | 2021-02-26 | 霍山泓浩竹艺有限公司 | Anti-aging bamboo basket and preparation method thereof |
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