CN111716475A - Plasma-promoted catalytic treatment method for juniper for wine cabinets - Google Patents

Plasma-promoted catalytic treatment method for juniper for wine cabinets Download PDF

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Publication number
CN111716475A
CN111716475A CN202010381545.7A CN202010381545A CN111716475A CN 111716475 A CN111716475 A CN 111716475A CN 202010381545 A CN202010381545 A CN 202010381545A CN 111716475 A CN111716475 A CN 111716475A
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plasma
titanium dioxide
nano titanium
cypress
juniper
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孙传金
杨慧慧
孙传贵
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Funan Jinyuan Willow Arts And Crafts Co ltd
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Funan Jinyuan Willow Arts And Crafts Co ltd
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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254—After-treatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/14—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by electrical means
    • B05D3/141—Plasma treatment
    • B05D3/142—Pretreatment
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
    • B05D7/06—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wood
    • 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
    • B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds
    • 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
    • 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
    • B27K5/007—Treating of wood not provided for in groups B27K1/00, B27K3/00 using pressure
    • B27K5/0075—Vacuum
    • 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
    • B27K5/04—Combined bleaching or impregnating and drying of wood
    • 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
    • C08G12/00—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C08G12/02—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes
    • C08G12/04—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C08G12/10—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with acyclic compounds having the moiety X=C(—N<)2 in which X is O, S or —N
    • C08G12/12—Ureas; Thioureas
    • 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
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)

Abstract

The invention discloses a plasma-promoted catalytic treatment method of juniper for wine cabinets; relates to the technical field of furniture, comprising the following steps: (1) dip-coating active nano titanium dioxide dispersion liquid; (2) hydrogen plasma treatment: adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 10-12Pa, power of 100-; (3) oxygen plasma treatment; the compressive strength of the cypress processed by the method is greatly improved, and the mechanical property of the cypress processed by the method is improved to a certain extent, so that the processing property of the cypress can be further improved.

Description

Plasma-promoted catalytic treatment method for juniper for wine cabinets
Technical Field
The invention belongs to the technical field of furniture, and particularly relates to a sabina chinensis plasma promoted catalytic treatment method for a wine cabinet.
Background
The wine cabinet becomes an indispensable landscape line in a restaurant for many families, different displayed wine is colorful, and various gorgeous colors can be added to the restaurant, so that the wine cabinet is pleasing to the eyes and has a great appetite.
The wine cabinet industry is a branch of the wine storage industry of the accompanying industry of the wine industry, cannot be considered as a new life, but the domestic development has a history of nearly ten years, and the wine cabinet industry is increasingly popularized to household conventional furniture along with the continuous development of the society. However, the existing wooden wine cabinet is easy to mildew, so that the wine cabinet cannot be used continuously.
The invention discloses a wood processing method for wooden furniture, belonging to the technical field of wood processing and comprising the following steps: selecting trees; cutting the wood; collecting and processing the leftover materials of the side corners; grinding the cut wood at a plurality of angles; washing the wood with water, waxing and storing for later use; the wood processing method for the wooden furniture can rotate the wood according to the needs, is proper to use, collects and processes leftover bits and pieces, reduces the waste of the wood, grinds the wood through a plurality of angles, is convenient for the butt joint and fixation of the finished products made of the subsequent wood, and carries out waxing protection on the surface of the wood.
Disclosure of Invention
The invention aims to provide a sabina chinensis plasma catalytic treatment method for a wine cabinet, and aims to overcome the defects in the prior art.
The technical scheme adopted by the invention is as follows:
a plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling Chinese juniper, polishing the surface of the Chinese juniper, then dip-coating active nano titanium dioxide dispersion liquid under the pressure condition of 40-50MPa, and then drying at 60-65 ℃ to obtain the compound Chinese juniper;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 10-12Pa, power of 100-;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 13-16Pa, power of 110-150W, processing time of 90-120s, taking out, uniformly irradiating for 10min by adopting light with wavelength of 300nm, coating glyoxal-urea resin on the surface of the cypress with the coating thickness of 0.1mm, and drying for 1 hour at 55 ℃ to obtain active oxygen processed cypress;
the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps:
uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide.
The mixing ratio of the nano titanium dioxide to the ethanol solution is 80-100 g: 300 mL.
The mass ratio of the sodium silicate to the nano titanium dioxide is 1: 1.
The dip coating in the step (1) comprises the following steps: soaking Chinese juniper into active nanometer titanium dioxide dispersion liquid, applying 40-50MPa pressure, keeping for 2 hr, taking out, and wiping the surface to dry.
The temperature of the water vapor in the step (2) is 102-105 ℃.
The preparation method of the glyoxal-urea resin in the step (3) comprises the following steps:
and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin.
The molar ratio of glyoxal to urea is 1.15.
The method can also add the active oxygen treated Chinese juniper into plasma equipment, and then adjust the treatment parameters as follows: the vacuum degree is 17-20Pa, the power is 140-.
The microwave treatment power is 800W, and the treatment time is 5-7 min.
After the processed Chinese juniper is processed into a wine cabinet, the Chinese juniper can slowly emit the fendorin after being placed for a long time, the fendorin can be emitted into the air, the effects of improving sleep, improving immunity, resisting bacteria, deodorizing and the like can be effectively achieved, meanwhile, the interior of the Chinese juniper can be catalyzed by the oxygen plasma treatment in the Chinese juniper, so that the generated fendorin can be continuously generated, the health preserving effect of the Chinese juniper wine cabinet is greatly prolonged, and the health preserving value of the Chinese juniper wine cabinet is greatly improved.
The processed cypress contains a certain amount of cypress alcohol which has extremely obvious inhibition effect on inhibiting staphylococcus aureus, mould and the like, so that the defect that the prepared cypress wine cabinet is easy to mildew after being used for a long time in humid air can be effectively prevented, meanwhile, the unique fragrance of the cypress can achieve a slow-release effect under the encapsulation of glyoxal-urea resin, the effect on preventing worm damage is obvious, and the service life of the cypress wine cabinet can be obviously prolonged.
Has the advantages that: the compressive strength of the juniper wood treated by the method is greatly improved, and the method shows that the mechanical property of the juniper wood treated by the method is improved to a certain extent, the processing property of the juniper wood can be further improved, after the juniper wood treated by the method is processed into a wine cabinet, the juniper wood can slowly emit the fenugreek after being placed for a long time, and the fenugreek can be emitted into the air, so that the effects of improving sleep, improving immunity, resisting bacteria, removing odor and the like can be effectively achieved, meanwhile, the oxygen plasma treatment in the method can catalyze the interior of the juniper wood, so that the generated fenugreek can be continuously generated, the health preserving effect of the juniper wood wine cabinet is greatly prolonged, and the health preserving value of the juniper wood is greatly improved.
Detailed Description
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling Chinese juniper, polishing the surface of the Chinese juniper, then dip-coating active nano titanium dioxide dispersion liquid under the pressure condition of 40-50MPa, and then drying at 60-65 ℃ to obtain the compound Chinese juniper;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 10-12Pa, power of 100-;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 13-16Pa, power of 110-150W, processing time of 90-120s, taking out, uniformly irradiating for 10min by adopting light with wavelength of 300nm, coating glyoxal-urea resin on the surface of the cypress with the coating thickness of 0.1mm, and drying for 1 hour at 55 ℃ to obtain active oxygen processed cypress;
according to the method, the active nano titanium dioxide dispersion liquid is dip-coated on the surface of the cypress, then hydrogen plasma treatment and oxygen plasma treatment are carried out, then 300nm light is adopted for irradiation, the photocatalysis effect can be achieved, during photocatalysis, part of photons are absorbed by the nano titanium dioxide, part of electrons on the nano titanium dioxide jump from a valence band to a conduction band to generate electron hole pairs, then the cell tissues inside the cypress can be excited, secretion of hinokitiol and fendorin in the cypress cells is improved, meanwhile, the lignin inside the surface of the cypress can be densified, and the compressive strength of the cypress is improved to a certain extent.
The preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps:
uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide.
The mixing ratio of the nano titanium dioxide to the ethanol solution is 80-100 g: 300 mL.
The mass ratio of the sodium silicate to the nano titanium dioxide is 1: 1.
The dip coating in the step (1) comprises the following steps: soaking Chinese juniper into active nanometer titanium dioxide dispersion liquid, applying 40-50MPa pressure, keeping for 2 hr, taking out, and wiping the surface to dry.
The temperature of the water vapor in the step (2) is 102-105 ℃.
The preparation method of the glyoxal-urea resin in the step (3) comprises the following steps:
and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin.
The molar ratio of glyoxal to urea is 1.15.
The method can also add the active oxygen treated Chinese juniper into plasma equipment, and then adjust the treatment parameters as follows: the vacuum degree is 17-20Pa, the power is 140-.
The microwave treatment power is 800W, and the treatment time is 5-7 min.
The following will clearly and completely describe the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the active nano titanium dioxide dispersion liquid under the condition of 40MPa pressure, and then drying the dispersion liquid at 60 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 80 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: immersing cypress into active nano titanium dioxide dispersion liquid, applying 40MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 10Pa, power of 100W, processing time of 90s, taking out, and fumigating with water vapor for 30min to obtain active hydrogen processed cypress, wherein the water vapor temperature is 102 ℃;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 13Pa, power of 110W, processing time of 90s, taking out, uniformly irradiating for 10min by adopting light with wavelength of 300nm, coating glyoxal-urea resin on the surface of the Chinese juniper with a coating thickness of 0.1mm, and drying for 1 hour at 55 ℃ to obtain the active oxygen processed Chinese juniper, wherein the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
The cypress treated in example 1 (20 per group, average) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 1
Figure 943691DEST_PATH_IMAGE002
Blank control group: untreated cypress of the same specification.
As can be seen from table 1, the impact toughness of the juniper processed by the method of example 1 was improved to some extent.
Example 2
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the Chinese juniper with the active nano titanium dioxide dispersion liquid under the pressure condition of 50MPa, and then drying the Chinese juniper at 65 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 100 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: soaking Chinese juniper into active nano titanium dioxide dispersion liquid, applying 50MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: the vacuum degree is 12Pa, the power is 140W, the processing time is 120s, then the Chinese juniper is taken out, and the Chinese juniper is fumigated by water vapor for 40min to obtain active hydrogen processed Chinese juniper, wherein the temperature of the water vapor is 105 ℃;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 16Pa, power of 150W, processing time of 120s, taking out, uniformly irradiating for 10min by adopting light with wavelength of 300nm, coating glyoxal-urea resin on the surface of the Chinese juniper with a coating thickness of 0.1mm, and drying for 1 hour at 55 ℃ to obtain the active oxygen processed Chinese juniper, wherein the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
The cypress treated by the method of example 2 (20 in each group, taking an average value) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 2
Figure DEST_PATH_IMAGE004
；
Example 3
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the Chinese juniper with the active nano titanium dioxide dispersion liquid under the condition of 42MPa pressure, and then drying the Chinese juniper at 63 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 90 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: soaking Chinese juniper into active nano titanium dioxide dispersion liquid, applying 42MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 11Pa, power of 120W, processing time of 100s, taking out, fumigating with water vapor for 30-40min to obtain active hydrogen processed cypress, wherein the water vapor temperature is 103 deg.C;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: the vacuum degree is 15Pa, the power is 120W, the processing time is 100s, then the Chinese juniper is taken out, the light with the wavelength of 300nm is uniformly irradiated for 10min, the glyoxal-urea resin is coated on the surface of the Chinese juniper, the coating thickness is 0.1mm, then the Chinese juniper is dried for 1 hour at the temperature of 55 ℃, and the active oxygen processed Chinese juniper is obtained, and the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
The cypress treated in example 3 (20 per group, average) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 3
Figure DEST_PATH_IMAGE006
；
Example 4
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the Chinese juniper with the active nano titanium dioxide dispersion liquid under the condition of 42MPa pressure, and then drying the Chinese juniper at 63 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 90 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: soaking Chinese juniper into active nano titanium dioxide dispersion liquid, applying 42MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 11Pa, power of 120W, processing time of 100s, taking out, fumigating with water vapor for 30-40min to obtain active hydrogen processed cypress, wherein the water vapor temperature is 103 deg.C;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: the vacuum degree is 15Pa, the power is 120W, the processing time is 100s, then the Chinese juniper is taken out, the light with the wavelength of 300nm is uniformly irradiated for 10min, the glyoxal-urea resin is coated on the surface of the Chinese juniper, the coating thickness is 0.1mm, then the Chinese juniper is dried for 1 hour at the temperature of 55 ℃, and the active oxygen processed Chinese juniper is obtained, and the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
Adding the active oxygen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 17Pa, power of 140W, and processing time of 100s, taking out, and processing with microwave to obtain active nitrogen processed cypress.
The microwave treatment power is 800W, and the treatment time is 5 min.
The cypress treated in example 4 (20 per group, average) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 4
Figure DEST_PATH_IMAGE008
；
Example 5
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the Chinese juniper with the active nano titanium dioxide dispersion liquid under the condition of 42MPa pressure, and then drying the Chinese juniper at 63 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 90 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: soaking Chinese juniper into active nano titanium dioxide dispersion liquid, applying 42MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 11Pa, power of 120W, processing time of 100s, taking out, fumigating with water vapor for 30-40min to obtain active hydrogen processed cypress, wherein the water vapor temperature is 103 deg.C;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: the vacuum degree is 15Pa, the power is 120W, the processing time is 100s, then the Chinese juniper is taken out, the light with the wavelength of 300nm is uniformly irradiated for 10min, the glyoxal-urea resin is coated on the surface of the Chinese juniper, the coating thickness is 0.1mm, then the Chinese juniper is dried for 1 hour at the temperature of 55 ℃, and the active oxygen processed Chinese juniper is obtained, and the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
Adding the active oxygen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 20Pa, power of 160W, and processing time of 150s, taking out, and processing with microwave to obtain active nitrogen processed cypress.
The microwave treatment power is 800W, and the treatment time is 7 min.
The cypress treated in example 5 (20 per group, average) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 5
Figure DEST_PATH_IMAGE010
；
Example 6
A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets comprises the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling and polishing the surface of the Chinese juniper, then dip-coating the Chinese juniper with the active nano titanium dioxide dispersion liquid under the condition of 42MPa pressure, and then drying the Chinese juniper at 63 ℃ to obtain the composite Chinese juniper, wherein the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps: uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide. The mixing ratio of the nano titanium dioxide to the ethanol solution is 90 g: 300 mL. The mass ratio of the sodium silicate to the nano titanium dioxide is 1:1, and the dip coating comprises the following steps: soaking Chinese juniper into active nano titanium dioxide dispersion liquid, applying 42MPa pressure, keeping for 2 hours, taking out, and wiping the surface to dry;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 11Pa, power of 120W, processing time of 100s, taking out, fumigating with water vapor for 30-40min to obtain active hydrogen processed cypress, wherein the water vapor temperature is 103 deg.C;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: the vacuum degree is 15Pa, the power is 120W, the processing time is 100s, then the Chinese juniper is taken out, the light with the wavelength of 300nm is uniformly irradiated for 10min, the glyoxal-urea resin is coated on the surface of the Chinese juniper, the coating thickness is 0.1mm, then the Chinese juniper is dried for 1 hour at the temperature of 55 ℃, and the active oxygen processed Chinese juniper is obtained, and the preparation method of the glyoxal-urea resin comprises the following steps: and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin. The molar ratio of glyoxal to urea was 1.15.
Adding the active oxygen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 18Pa, power of 150W, and processing time of 120s, taking out, and processing with microwave to obtain active nitrogen processed cypress.
The microwave treatment power is 800W, and the treatment time is 6 min.
The cypress treated in example 6 (20 per group, average) was tested according to GB/T1940-2009 "method for testing impact toughness of wood":
TABLE 6
Figure DEST_PATH_IMAGE012
；
The cypress treated by the method of the embodiment (20 in each group, and the average value is taken) is detected by GB/T1939-2009 "Wood transverse grain compression test method":
TABLE 7
Figure DEST_PATH_IMAGE014
As can be seen from Table 7, the compressive strength of the cypress treated by the method of the present invention is greatly improved, which indicates that the mechanical properties of the cypress treated by the method of the present invention are improved to a certain extent, and the processability of the processed cypress can be further improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and the present invention is not limited to the illustrated embodiments, and all the modifications and equivalents of the embodiments may be made without departing from the spirit of the present invention.

Claims (8)

1. A plasma-promoted catalytic treatment method for sabina chinensis for wine cabinets is characterized by comprising the following steps:
(1) dip-coating active nano titanium dioxide dispersion liquid:
peeling Chinese juniper, polishing the surface of the Chinese juniper, then dip-coating active nano titanium dioxide dispersion liquid under the pressure condition of 40-50MPa, and then drying at 60-65 ℃ to obtain the compound Chinese juniper;
(2) hydrogen plasma treatment:
adding the obtained compound cypress into plasma equipment, and then adjusting the treatment parameters as follows: vacuum degree of 10-12Pa, power of 100-;
(3) oxygen plasma treatment:
adding the active hydrogen treated cypress into a plasma device, and then adjusting the treatment parameters as follows: vacuum degree of 13-16Pa, power of 110-150W, processing time of 90-120s, taking out, uniformly irradiating for 10min by light with wavelength of 300nm, coating glyoxal-urea resin on the surface of the cypress with the coating thickness of 0.1mm, and drying for 1 hour at 55 ℃ to obtain the active oxygen treated cypress.
2. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 1, wherein: the preparation method of the active nano titanium dioxide dispersion liquid comprises the following steps:
uniformly dispersing the nano titanium dioxide into an ethanol solution, then adding sodium silicate, and stirring at the rotating speed of 500r/min for 30min at the temperature of 70 ℃ to obtain the nano titanium dioxide.
3. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 2, wherein: the mixing ratio of the nano titanium dioxide to the ethanol solution is 80-100 g: 300 mL.
4. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 2 or 3, wherein: the mass ratio of the sodium silicate to the nano titanium dioxide is 1: 1.
5. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 1, wherein: the dip coating in the step (1) comprises the following steps: soaking Chinese juniper into active nanometer titanium dioxide dispersion liquid, applying 40-50MPa pressure, keeping for 2 hr, taking out, and wiping the surface to dry.
6. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 1, wherein: the temperature of the water vapor in the step (2) is 102-105 ℃.
7. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 1, wherein: the preparation method of the glyoxal-urea resin in the step (3) comprises the following steps:
and sequentially adding the glyoxal solution and urea into a reaction kettle, then adjusting the pH of the mixed system to 6.5 by using a sodium hydroxide solution, then heating to 80 ℃, carrying out stirring reaction for 2.5 hours at the rotating speed of 500r/min, keeping the temperature, standing for 1 hour, then cooling to 30 ℃, drying and discharging to obtain the urea-formaldehyde resin.
8. The plasma-promoted catalytic treatment method of juniper wood for wine cabinets as claimed in claim 7, wherein: the molar ratio of glyoxal to urea is 1.15.
CN202010381545.7A 2020-05-08 2020-05-08 Plasma-promoted catalytic treatment method for juniper for wine cabinets Pending CN111716475A (en)

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Application publication date: 20200929