CN109664380A - A kind of preparation method of weatherability and service life long glued board - Google Patents
A kind of preparation method of weatherability and service life long glued board Download PDFInfo
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- CN109664380A CN109664380A CN201811594710.6A CN201811594710A CN109664380A CN 109664380 A CN109664380 A CN 109664380A CN 201811594710 A CN201811594710 A CN 201811594710A CN 109664380 A CN109664380 A CN 109664380A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
- B27D1/08—Manufacture of shaped articles; Presses specially designed therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D5/00—Other working of veneer or plywood specially adapted to veneer or plywood
-
- 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
- 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
- B27K5/04—Combined bleaching or impregnating and drying of wood
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J103/00—Adhesives based on starch, amylose or amylopectin or on their derivatives or degradation products
- C09J103/02—Starch; Degradation products thereof, e.g. dextrin
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J189/00—Adhesives based on proteins; Adhesives based on derivatives thereof
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/262—Alkali metal carbonates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention relates to a kind of preparation methods of the glued board of weatherability and service life length, on the one hand the preparation method of glued board is improved, simple process, each step collocation are rationally, easy to promote and utilize, glued board temperature tolerance obtained is good, water repellent ageing-resistant ability is strong, and using stabilization, the service life is long, integrated quality is good, the great market competitiveness and productivity effect；The impregnating fluid of another aspect is environmentally friendly, there is preferable resistant function to multiple-microorganism, pass through the cooperation of vacuum condition, make impregnating fluid good penetrability in veneer, it impregnates uniformly, then utilizes electromagnetic wave encapsulation process, ingredient in impregnating fluid can be made to combine in veneer preferably, the loss that can effectively reduce effective component can be improved the persistence of anti-corrosion effect；Adhesive can be avoided excess aging problem, come unglued after avoiding hot pressing, stablize gained laminated structure, good weatherability, anti-corrosion effect is effectively lasting, remarkable in economical benefits.
Description
Technical field
The present invention relates to the processing technique fields of glued board, and in particular to the system of a kind of weatherability and service life long glued board
Preparation Method.
Background technique
Glued board is an important board kind in wood-based plate, and since glued board has, deformation is small, breadth is big, construction is inconvenient, no
Easy warpage, the features such as tensile strength perpendicular to grain is big, obtain extensively in furniture, compartment, shipbuilding, military project, packaging and other industrial departments
It is in based on wildwood timber in using the transition process based on artificial forest wood, manually using, China's timber industry
The small material of the woods fast-growing main wood raw material of wechat from now on, but artificial forest fast growing wood is apt to rot, infested, mildew, therefore timber
Protection will play the role of the prolonging wood service life, plays and reduces timber due to waste caused by rotten, infested, can also improve wood
The quality of material product, increases the related industries of Wood products function, and glued board is able to solve the problem of timber resources deficiency.
The adhesive that generallys use is formaldehyde system synthetic resin in artificial plywood production, mainly Lauxite and its is changed
Property product.Although China's adhesive of artificial board production level has large increase, wood-based plate and its product by the effort of many years
Environmental protection characteristic is greatly improved, but the wood-based plate of many enterprise's productions and its product (furniture, timber floor, Indoor Wooden dress
Exterior material etc.) more serious Form aldehyde release problem is remained, it is the main source of formaldehyde pollution in room air pollution.
But with the continuous promotion that people require properties of product, this Adhesive for plywood now has been unable to meet people
Use demand, need further to improve.Furthermore the processing technology of existing glued board is unreasonable there is arranging in pairs or groups, and causes product
Performance it is weaker, the problem of affecting it using quality and service life, also need constantly to improve.On the other hand, with technology
The infiltration of research, glued board after treatment is able to achieve requirement for anticorrosion substantially, but antimicrobial invasion performance is poor, and is used for
The preservative for handling glued board is easy to be lost in use, influences the service life of preserved plywood.
Summary of the invention
The present invention provides a kind of preparation methods of the glued board of weatherability and service life length, solve techniques discussed above
Problem.
The scheme that the present invention solves above-mentioned technical problem is as follows: the preparation side of a kind of weatherability and service life long glued board
Method, comprising the following steps:
(1) timber core plate is put into 65~75 DEG C of environment to be dried to after water content is 4~6% and takes out to obtain heating core
Plate is spare, dash board is put into 80~85 DEG C of environment 60~70min of isothermal holding it is dry after take out heating dash board is spare；
(2) veneer is cut；
(3) gluing handle: to step (2) treated heating core plate and heat dash board surface carry out coating dedicated gluing
The glue-spread of agent, control heating core plate is 186g/m~200g/m, and the glue-spread for heating dash board is 206~250g/m, after the completion
It is spare after drying in the air to surface drying；The dedicated adhesive is made of the substance of following parts by weight: 36~40 parts of degreasing legumin powder, 5
~8 parts of sodium carbonate, 3~6 parts of urea, 2.6~3 parts of complexing agents, 5~6 parts of reinforcing agents, 9~10 parts of functional additives, 3~4 parts of creams
Agent, 0.3~0.5 part of ultraviolet absorbing agent, 145~165 parts of deionized waters；Veneer preservative treatment, anti-corrosion veneer drying, anti-corrosion
Veneer gluing, assembly, cold pressing, maintenance, hot pressing, cutting edge and sanding, the veneer method for anticorrosion treatment are to carry out in impregnating fluid
Vacuum impregnation, the impregnating fluid include the raw material of following parts by weight: 13-18 parts of superfine iron powder, 6-10 parts of aluminium octadecanoate, hydrogenation castor
5-8 parts of sesame oil, 1.3-1.7 parts of water softening agent, 2.7-3.0 parts of ammonium polyphosphate, 0.9-1.3 parts of sodium selenate；
(4) hot-pressing processing: by step (3) treated heating core plate and heating dash board stacked after be put into hot press
It is interior, taken out after 1.6~2.0h of hot-pressing processing heating platen is spare, be also persistently ultrasonically treated during hot-pressing processing；
(5) preservative treatment: the veneer method for anticorrosion treatment is that vacuum impregnation, the impregnating fluid packet are carried out in impregnating fluid
Raw material containing following parts by weight: 7-12 parts of superfine iron powder, 3-5 parts of aluminium octadecanoate, 2-4 parts of rilanit special, water softening agent
0.8-1.2 parts, 2.2-2.6 parts of ammonium polyphosphate, 0.4-0.8 parts of sodium selenate；
(6) method of anti-corrosion veneer drying: in the sealing that frequency is 600-800MHz electromagnetic wave, humidity is 30-35%
Under the conditions of handle 30-40 minutes；
(7) anti-corrosion veneer gluing: the solid content of adhesive used in the anti-corrosion veneer gluing is 32-38%, comprising following
The raw material of parts by weight: 100 parts of modified starch lotion, 4-7 parts of epidesmine powder, 2-5 parts of DBPC 2,6 ditertiary butyl p cresol, magnesium silicate
3-6 parts of aluminium inorganic gel；
(8) assembly, cold pressing, maintenance, cutting edge and sanding；
(9) it is dried: resulting heating platen after step (8) sanding processing being put into drying box and is dried to water content
It is taken out after no more than 7%, using getting product glued board after natural cooling, cutting process.
Based on the above technical solution, the present invention can also be improved as follows.
Further, the vacuum-impregnated condition are as follows: it is kept for 2.2-3 hours under conditions of negative pressure 0.16-0.20MPa,
Then restore normal pressure to be kept for 30 minutes, after repressurization to 1.3-2.0MPa, be kept for 2.5-3 hours.
Further, the partial size of the superfine iron powder is less than 400nm.
Further, timber core plate described in step (1) and dash board are cottonwood plank stuff, in eucalyptus plate, beech plate
It is at least one.
Further, complexing agent described in step (3) is zinc chloride, copper sulphate, any one in zirconium carbonate, described
Reinforcing agent is the glyoxal solution that mass concentration is 42~45%.
Further, the preparation method of functional additive described in step (3) includes the following steps: 1) it is first into reaction kettle
Imidazole type ion liquid and dehydrated alcohol is added, and the temperature in reaction kettle is risen to 48~52 DEG C, be stirred continuously processing 25~
After 30min, p-chloromethyl styrene, triiodide boron, azodiisobutyronitrile and nano-titanium dioxide are sequentially added, then will reaction
Temperature in kettle rises to 78~82 DEG C, and insulation reaction handles 18~20h, and it is spare to obtain faint yellow solid material A for taking-up after the completion；
2) the resulting material A of step 1) is added into reaction kettle, then adds 1,2- dichloroethanes, is stirred continuously 1~1.5h of processing
Afterwards, then into reaction kettle anhydrous ferric trichloride, zeins and chitosan is added, then the temperature in reaction kettle is heated and is protected
Holding is 50~54 DEG C, and insulation reaction handles 14~16h, and it is spare to obtain tan product material B for taking-up after the completion；3) into reaction kettle
The resulting material B of step 2) is added, then adds dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium, then by the temperature in reaction kettle
Heating remains 32~36 DEG C, and insulation reaction handles 17~19h, is filtered under diminished pressure after the completion, successively uses deionized water, methanol and third
After ketone washs one time, then through methanol extracting 22~for 24 hours, it is finally putting into after being dried 10~15h in vacuum oven and takes out
?.
Further, imidazole type ion liquid described in step 1) is 1- vinyl -3- ethyl imidazol(e) hexafluorophosphate, institute
Stating the mass volume ratio that imidazole type ion liquid and dehydrated alcohol are added is 1g:17~20ml, the p-chloromethyl styrene, three
The additional amount of boron iodide, azodiisobutyronitrile and nano-titanium dioxide be successively imidazole type ion liquid gross mass 320~
350%, 20~24%, 18~22% and 15~20%, it is always nitrogen protection environment in the reaction kettle.
Further, material A described in the step 2) and 1,2- dichloroethanes be added mass volume ratio be 1g:35~
38ml, the additional amount of the anhydrous ferric trichloride, zeins and chitosan be successively material A gross mass 110~
120%, 10~15% and 16~19%, it is always nitrogen protection environment in the reaction kettle.
Further, the mass fraction of hexafluorophosphoric acid aqueous solutions of potassium described in step 3) is 3~4%, the anhydrous second
Alcohol, hexafluorophosphoric acid aqueous solutions of potassium additional amount be successively 55~60%, the 400~450% of material B gross mass, the reaction
It is always nitrogen protection environment in kettle, the temperature when drying process in control vacuum oven is 65~68 DEG C.
Further, emulsifier described in step (3) is tween, and the ultraviolet absorbing agent is ultraviolet absorbing agent
UV-O；Temperature in the heating press of hot-pressing processing time control described in step (4) is 148~152 DEG C, pressure be 3.5~
4.0MPa, the supersonic frequency when ultrasonic treatment are 500~560kHz；Drying box is controlled when drying described in step (5)
Interior temperature is 82~85 DEG C.
The beneficial effects of the present invention are: one aspect of the present invention improves the preparation method of glued board, simple process, each step
Rationally, easy to promote and utilize, glued board temperature tolerance obtained is good, and water repellent ageing-resistant ability is strong, and using stabilization, the service life is long for collocation,
Integrated quality is good, the great market competitiveness and productivity effect；The impregnating fluid of another aspect is environmentally friendly, has to multiple-microorganism
There is preferable resistant function, by the cooperation of vacuum condition, make impregnating fluid good penetrability in veneer, impregnates uniformly, it is then sharp
With electromagnetic wave encapsulation process, ingredient in impregnating fluid can be made to combine preferably in veneer, can effectively reduce the loss of effective component,
It can be improved the persistence of anti-corrosion effect；Adhesive can be avoided excess aging problem, come unglued after avoiding hot pressing, make gained glue
Board structure is stablized, and good weatherability, anti-corrosion effect is effectively lasting, remarkable in economical benefits.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, with presently preferred embodiments of the present invention, detailed description is as follows below.Tool of the invention
Body embodiment is shown in detail by following embodiment.
Specific embodiment
The principles and features of the present invention are described below, and the given examples are served only to explain the present invention, is not intended to limit
Determine the scope of the present invention.The present invention is more specifically described by way of example in the following passage.It is wanted according to following explanation and right
Book is sought, advantages and features of the invention will become apparent from.
It should be noted that it can be directly on another component when component is referred to as " being fixed on " another component
Or there may also be components placed in the middle.When a component is considered as " connection " another component, it, which can be, is directly connected to
To another component or it may be simultaneously present component placed in the middle.When a component is considered as " being set to " another component, it
It can be and be set up directly on another component or may be simultaneously present component placed in the middle.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Embodiment 1
A kind of preparation method of weatherability and service life long glued board, comprising the following steps:
(1) timber core plate is put into 65 DEG C of environment be dried to water content be 4% after take out heating core plate it is spare,
Dash board is put into 80 DEG C of environment isothermal holding 60min it is dry after take out heating dash board is spare；
(2) veneer is cut；
(3) gluing handle: to step (2) treated heating core plate and heat dash board surface carry out coating dedicated gluing
The glue-spread of agent, control heating core plate is 186g/m, and the glue-spread for heating dash board is 206g/m, is dried in the air after the completion to surface drying standby
With；The dedicated adhesive is made of the substance of following parts by weight: 36 parts of degreasing legumin powder, 5 parts of sodium carbonate, 3 parts of urea,
2.6 parts of complexing agents, 5 parts of reinforcing agents, 9 parts of functional additives, 3 parts of emulsifiers, 0.3 part of ultraviolet absorbing agent, 145 parts of deionizations
Water；Veneer preservative treatment, anti-corrosion veneer drying, anti-corrosion veneer gluing, assembly, cold pressing, maintenance, hot pressing, cutting edge and sanding, it is described
Veneer method for anticorrosion treatment is that vacuum impregnation is carried out in impregnating fluid, and the impregnating fluid includes the raw material of following parts by weight: ultra-fine
13 parts of iron powder, 6 parts of aluminium octadecanoate, 5 parts of rilanit special, 1.3 parts of water softening agent, 2.7 parts of ammonium polyphosphate, 0.9 part of sodium selenate；
(4) hot-pressing processing: by step (3) treated heating core plate and heating dash board stacked after be put into hot press
It is interior, taken out after hot-pressing processing 1.6h heating platen is spare, be also persistently ultrasonically treated during hot-pressing processing；
(5) preservative treatment: the veneer method for anticorrosion treatment is that vacuum impregnation, the impregnating fluid packet are carried out in impregnating fluid
Raw material containing following parts by weight: 7 parts of superfine iron powder, 3 parts of aluminium octadecanoate, 2 parts of rilanit special, 0.8 part of water softening agent, poly- phosphorus
2.2 parts of sour ammonium, 0.4 part of sodium selenate；
(6) method of anti-corrosion veneer drying: under the air-proof condition that frequency is 600MHz electromagnetic wave, humidity is 30%
Reason 30 minutes；
(7) anti-corrosion veneer gluing: the solid content of adhesive used in the anti-corrosion veneer gluing is 32%, includes following weight
The raw material of part: 100 parts of modified starch lotion, 4 parts of epidesmine powder, 2 parts of DBPC 2,6 ditertiary butyl p cresol, aluminium magnesium silicate inorganic are solidifying
3 parts of glue；
(8) assembly, cold pressing, maintenance, cutting edge and sanding；
(9) it is dried: resulting heating platen after step (8) sanding processing being put into drying box and is dried to water content
It is taken out after no more than 7%, using getting product glued board after natural cooling, cutting process.
Wherein, the vacuum-impregnated condition are as follows: keep 2.2 hours, then restore normal under conditions of negative pressure 0.16MPa
Pressure is kept for 30 minutes, after repressurization to 1.3MPa, is kept for 2.5 hours.
Wherein, the partial size of the superfine iron powder is 200nm.
Wherein, complexing agent described in step (3) is zinc chloride, copper sulphate, any one in zirconium carbonate, the increasing
Strong agent is the glyoxal solution that mass concentration is 42%.
Wherein, the preparation method of functional additive described in step (3) includes the following steps: 1) first add into reaction kettle
Enter imidazole type ion liquid and dehydrated alcohol, and the temperature in reaction kettle is risen to 48 DEG C, after being stirred continuously processing 25min, then
Sequentially add p-chloromethyl styrene, triiodide boron, azodiisobutyronitrile and nano-titanium dioxide, then by the temperature in reaction kettle
78 DEG C are risen to, insulation reaction handles 18h, and it is spare to obtain faint yellow solid material A for taking-up after the completion；2) step is added into reaction kettle
Rapid 1) resulting material A, then adds 1,2- dichloroethanes, after being stirred continuously processing 1h, then is added into reaction kettle anhydrous
Ferric trichloride, zeins and chitosan, then the temperature heating in reaction kettle is remained 50 DEG C, insulation reaction processing
14h, it is spare to obtain tan product material B for taking-up after the completion；3) the resulting material B of step 2) is added into reaction kettle, then again
Dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium is added, then the temperature heating in reaction kettle is remained 32 DEG C, insulation reaction processing
17h is filtered under diminished pressure after the completion, successively with after deionized water, methanol and acetone washing one time, then through methanol is extracted 22h, is finally put
Enter into vacuum oven and is taken out after being dried 10h.
Wherein, imidazole type ion liquid described in step 1) is 1- vinyl -3- ethyl imidazol(e) hexafluorophosphate, described
The mass volume ratio that imidazole type ion liquid and dehydrated alcohol are added is 1g:17ml, the p-chloromethyl styrene, triiodide
The additional amount of boron, azodiisobutyronitrile and nano-titanium dioxide be successively imidazole type ion liquid gross mass 320%, 20%,
18% and 15%, it is always nitrogen protection environment in the reaction kettle.
Wherein, material A described in the step 2) and 1, the mass volume ratio that 2- dichloroethanes is added are 1g:35ml,
The additional amount of the anhydrous ferric trichloride, zeins and chitosan is successively the 110% of material A gross mass, 10% and
16%, it is always nitrogen protection environment in the reaction kettle.
Wherein, the mass fraction of hexafluorophosphoric acid aqueous solutions of potassium described in step 3) is 3%, the dehydrated alcohol, six
The additional amount of fluorophosphoric acid aqueous solutions of potassium is successively 55%, the 400% of material B gross mass, is always nitrogen in the reaction kettle
Environment is protected, the temperature when drying process in control vacuum oven is 65 DEG C.
Wherein, emulsifier described in step (3) is tween, and the ultraviolet absorbing agent is ultraviolet absorbing agent UV-
O；Hot-pressing processing time control described in step (4) heat the temperature in press be 148 DEG C, pressure 3.5MPa, at the ultrasound
Supersonic frequency when reason is 500~560kHz；It is 82 DEG C that the temperature in drying box is controlled when drying described in step (5).
Preserved plywood physical and mechanical property reaches wanting for laminated veneer lumber in GB/T 20241-2006 in the present embodiment
It asks, burst size of methanal reaches E0 grades of requirements in GB/T 9846-2004, and the detection of preservative resistance leachability is referring to U.S. AWPA E11-
06 method carries out, and resistance leachability is 98.6% in the present embodiment, and the log anticorrosive wood than identical tree species and preservative improves
73.8%；Antimicrobial invasion performance reaches the requirement of LY/T1283-2011.
Embodiment 2
A kind of preparation method of weatherability and service life long glued board, comprising the following steps:
(1) timber core plate is put into 70 DEG C of environment be dried to water content be 5% after take out heating core plate it is spare,
Dash board is put into 82 DEG C of environment isothermal holding 65min it is dry after take out heating dash board is spare；
(2) veneer is cut；
(3) gluing handle: to step (2) treated heating core plate and heat dash board surface carry out coating dedicated gluing
The glue-spread of agent, control heating core plate is 192g/m, and the glue-spread for heating dash board is 224g/m, is dried in the air after the completion to surface drying standby
With；The dedicated adhesive is made of the substance of following parts by weight: 38 parts of degreasing legumin powder, 7 parts of sodium carbonate, 5 parts of urea,
2.8 parts of complexing agents, 5.5 parts of reinforcing agents, 9.5 parts of functional additives, 3.5 parts of emulsifiers, 0.4 part of ultraviolet absorbing agent, 150 parts go
Ionized water；Veneer preservative treatment, anti-corrosion veneer drying, anti-corrosion veneer gluing, assembly, cold pressing, maintenance, hot pressing, cutting edge and sanding,
The veneer method for anticorrosion treatment is that vacuum impregnation is carried out in impregnating fluid, and the impregnating fluid includes the raw material of following parts by weight:
15 parts of superfine iron powder, 8 parts of aluminium octadecanoate, 6.5 parts of rilanit special, 1.5 parts of water softening agent, 2.85 parts of ammonium polyphosphate, selenic acid
1.1 parts of sodium；
(4) hot-pressing processing: by step (3) treated heating core plate and heating dash board stacked after be put into hot press
It is interior, taken out after hot-pressing processing 1.8h heating platen is spare, be also persistently ultrasonically treated during hot-pressing processing；
(5) preservative treatment: the veneer method for anticorrosion treatment is that vacuum impregnation, the impregnating fluid packet are carried out in impregnating fluid
Raw material containing following parts by weight: 9 parts of superfine iron powder, 4 parts of aluminium octadecanoate, 3 parts of rilanit special, 1 part of water softening agent, polyphosphoric acid
2.4 parts of ammonium, 0.6 part of sodium selenate；
(6) method of anti-corrosion veneer drying: under the air-proof condition that frequency is 700MHz electromagnetic wave, humidity is 32%
Reason 35 minutes；
(7) anti-corrosion veneer gluing: the solid content of adhesive used in the anti-corrosion veneer gluing is 35%, includes following weight
Part raw material: 100 parts of modified starch lotion, 5.5 parts of epidesmine powder, 3.5 parts of DBPC 2,6 ditertiary butyl p cresol, aluminium-magnesium silicate without
4.5 parts of machine gel；
(8) assembly, cold pressing, maintenance, cutting edge and sanding；
(9) it is dried: resulting heating platen after step (8) sanding processing being put into drying box and is dried to water content
It is taken out after being 5%, using getting product glued board after natural cooling, cutting process.
Wherein, the vacuum-impregnated condition are as follows: keep 2.2 hours, then restore normal under conditions of negative pressure 0.18MPa
Pressure is kept for 30 minutes, after repressurization to 1.3MPa, is kept for 2.5 hours.
Wherein, the partial size of the superfine iron powder is 300nm.
Wherein, complexing agent described in step (3) is zinc chloride, copper sulphate, any one in zirconium carbonate, the increasing
Strong agent is the glyoxal solution that mass concentration is 42%.
Wherein, the preparation method of functional additive described in step (3) includes the following steps: 1) first add into reaction kettle
Enter imidazole type ion liquid and dehydrated alcohol, and the temperature in reaction kettle is risen to 48 DEG C, after being stirred continuously processing 25min, then
Sequentially add p-chloromethyl styrene, triiodide boron, azodiisobutyronitrile and nano-titanium dioxide, then by the temperature in reaction kettle
78 DEG C are risen to, insulation reaction handles 18h, and it is spare to obtain faint yellow solid material A for taking-up after the completion；2) step is added into reaction kettle
Rapid 1) resulting material A, then adds 1,2- dichloroethanes, after being stirred continuously processing 1h, then is added into reaction kettle anhydrous
Ferric trichloride, zeins and chitosan, then the temperature heating in reaction kettle is remained 50 DEG C, insulation reaction processing
14h, it is spare to obtain tan product material B for taking-up after the completion；3) the resulting material B of step 2) is added into reaction kettle, then again
Dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium is added, then the temperature heating in reaction kettle is remained 32 DEG C, insulation reaction processing
17h is filtered under diminished pressure after the completion, successively with after deionized water, methanol and acetone washing one time, then through methanol is extracted 22h, is finally put
Enter into vacuum oven and is taken out after being dried 10h.
Wherein, imidazole type ion liquid described in step 1) is 1- vinyl -3- ethyl imidazol(e) hexafluorophosphate, described
The mass volume ratio that imidazole type ion liquid and dehydrated alcohol are added is 1g:17ml, the p-chloromethyl styrene, triiodide
The additional amount of boron, azodiisobutyronitrile and nano-titanium dioxide be successively imidazole type ion liquid gross mass 320%, 20%,
18% and 15%, it is always nitrogen protection environment in the reaction kettle.
Wherein, material A described in the step 2) and 1, the mass volume ratio that 2- dichloroethanes is added are 1g:35ml,
The additional amount of the anhydrous ferric trichloride, zeins and chitosan is successively the 110% of material A gross mass, 10% and
16%, it is always nitrogen protection environment in the reaction kettle.
Wherein, the mass fraction of hexafluorophosphoric acid aqueous solutions of potassium described in step 3) is 3%, the dehydrated alcohol, six
The additional amount of fluorophosphoric acid aqueous solutions of potassium is successively 55%, the 400% of material B gross mass, is always nitrogen in the reaction kettle
Environment is protected, the temperature when drying process in control vacuum oven is 65 DEG C.
Wherein, emulsifier described in step (3) is tween, and the ultraviolet absorbing agent is ultraviolet absorbing agent UV-
O；Hot-pressing processing time control described in step (4) heat the temperature in press be 148 DEG C, pressure 3.5MPa, at the ultrasound
Supersonic frequency when reason is 520kHz；It is 82 DEG C that the temperature in drying box is controlled when drying described in step (5).
Preserved plywood physical and mechanical property reaches wanting for laminated veneer lumber in GB/T 20241-2006 in the present embodiment
It asks, burst size of methanal reaches E0 grades of requirements in GB/T 9846-2004, and the detection of preservative resistance leachability is referring to U.S. AWPA E11-
06 method carries out, and resistance leachability is 98.2% in the present embodiment, and the log anticorrosive wood than identical tree species and preservative improves
72.9%；Antimicrobial invasion performance reaches the requirement of LY/T1283-2011.
Embodiment 3
A kind of preparation method of weatherability and service life long glued board, comprising the following steps:
(1) timber core plate is put into 75 DEG C of environment be dried to water content be 6% after take out heating core plate it is spare,
Dash board is put into 85 DEG C of environment isothermal holding 70min it is dry after take out heating dash board is spare；
(2) veneer is cut；
(3) gluing handle: to step (2) treated heating core plate and heat dash board surface carry out coating dedicated gluing
The glue-spread of agent, control heating core plate is 200g/m, and the glue-spread for heating dash board is 250g/m, is dried in the air after the completion to surface drying standby
With；The dedicated adhesive is made of the substance of following parts by weight: 40 parts of degreasing legumin powder, 8 parts of sodium carbonate, 6 parts of urea,
3 parts of complexing agents, 6 parts of reinforcing agents, 10 parts of functional additives, 4 parts of emulsifiers, 0.5 part of ultraviolet absorbing agent, 165 parts of deionized waters；
Veneer preservative treatment, anti-corrosion veneer drying, anti-corrosion veneer gluing, assembly, cold pressing, maintenance, hot pressing, cutting edge and sanding, the list
Plate method for anticorrosion treatment is that vacuum impregnation is carried out in impregnating fluid, and the impregnating fluid includes the raw material of following parts by weight: ultra-fine iron
18 parts of powder, 10 parts of aluminium octadecanoate, 8 parts of rilanit special, 1.7 parts of water softening agent, 3.0 parts of ammonium polyphosphate, 1.3 parts of sodium selenate；
(4) hot-pressing processing: by step (3) treated heating core plate and heating dash board stacked after be put into hot press
It is interior, taken out after hot-pressing processing 2.0h heating platen is spare, be also persistently ultrasonically treated during hot-pressing processing；
(5) preservative treatment: the veneer method for anticorrosion treatment is that vacuum impregnation, the impregnating fluid packet are carried out in impregnating fluid
Raw material containing following parts by weight: 12 parts of superfine iron powder, 4 parts of rilanit special, 1.2 parts of water softening agent, gathers 5 parts of aluminium octadecanoate
2.6 parts of ammonium phosphate, 0.8 part of sodium selenate；
(6) method of anti-corrosion veneer drying: under the air-proof condition that frequency is 800MHz electromagnetic wave, humidity is 35%
Reason 40 minutes；
(7) anti-corrosion veneer gluing: the solid content of adhesive used in the anti-corrosion veneer gluing is 38%, includes following weight
The raw material of part: 100 parts of modified starch lotion, 7 parts of epidesmine powder, 5 parts of DBPC 2,6 ditertiary butyl p cresol, aluminium magnesium silicate inorganic are solidifying
6 parts of glue；
(8) assembly, cold pressing, maintenance, cutting edge and sanding；
(9) it is dried: resulting heating platen after step (8) sanding processing being put into drying box and is dried to water content
It is taken out after being 7%, using getting product glued board after natural cooling, cutting process.
Wherein, the vacuum-impregnated condition are as follows: kept for 3 hours under conditions of negative pressure 0.20MPa, then restore normal pressure
It is kept for 30 minutes, after repressurization to 2.0MPa, is kept for 3 hours.
Wherein, the partial size of the superfine iron powder is 390nm.
Wherein, complexing agent described in step (3) is zinc chloride, copper sulphate, any one in zirconium carbonate, the increasing
Strong agent is the glyoxal solution that mass concentration is 42%.
Wherein, the preparation method of functional additive described in step (3) includes the following steps: 1) first add into reaction kettle
Enter imidazole type ion liquid and dehydrated alcohol, and the temperature in reaction kettle is risen to 48 DEG C, after being stirred continuously processing 25min, then
Sequentially add p-chloromethyl styrene, triiodide boron, azodiisobutyronitrile and nano-titanium dioxide, then by the temperature in reaction kettle
78 DEG C are risen to, insulation reaction handles 18h, and it is spare to obtain faint yellow solid material A for taking-up after the completion；2) step is added into reaction kettle
Rapid 1) resulting material A, then adds 1,2- dichloroethanes, after being stirred continuously processing 1h, then is added into reaction kettle anhydrous
Ferric trichloride, zeins and chitosan, then the temperature heating in reaction kettle is remained 50 DEG C, insulation reaction processing
14h, it is spare to obtain tan product material B for taking-up after the completion；3) the resulting material B of step 2) is added into reaction kettle, then again
Dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium is added, then the temperature heating in reaction kettle is remained 32 DEG C, insulation reaction processing
17h is filtered under diminished pressure after the completion, successively with after deionized water, methanol and acetone washing one time, then through methanol is extracted 22h, is finally put
Enter into vacuum oven and is taken out after being dried 10h.
Wherein, imidazole type ion liquid described in step 1) is 1- vinyl -3- ethyl imidazol(e) hexafluorophosphate, described
The mass volume ratio that imidazole type ion liquid and dehydrated alcohol are added is 1g:17ml, the p-chloromethyl styrene, triiodide
The additional amount of boron, azodiisobutyronitrile and nano-titanium dioxide be successively imidazole type ion liquid gross mass 320%, 20%,
18% and 15%, it is always nitrogen protection environment in the reaction kettle.
Wherein, material A described in the step 2) and 1, the mass volume ratio that 2- dichloroethanes is added are 1g:35ml,
The additional amount of the anhydrous ferric trichloride, zeins and chitosan is successively the 110% of material A gross mass, 10% and
16%, it is always nitrogen protection environment in the reaction kettle.
Wherein, the mass fraction of hexafluorophosphoric acid aqueous solutions of potassium described in step 3) is 3%, the dehydrated alcohol, six
The additional amount of fluorophosphoric acid aqueous solutions of potassium is successively 55%, the 400% of material B gross mass, is always nitrogen in the reaction kettle
Environment is protected, the temperature when drying process in control vacuum oven is 65 DEG C.
Wherein, emulsifier described in step (3) is tween, and the ultraviolet absorbing agent is ultraviolet absorbing agent UV-
O；Hot-pressing processing time control described in step (4) heat the temperature in press be 148 DEG C, pressure 3.5MPa, at the ultrasound
Supersonic frequency when reason is 520kHz；It is 82 DEG C that the temperature in drying box is controlled when drying described in step (5).
Preserved plywood physical and mechanical property reaches wanting for laminated veneer lumber in GB/T 20241-2006 in the present embodiment
It asks, burst size of methanal reaches E0 grades of requirements in GB/T 9846-2004, and the detection of preservative resistance leachability is referring to U.S. AWPA E11-
06 method carries out, and resistance leachability is 98.3% in the present embodiment, and the log anticorrosive wood than identical tree species and preservative improves
73.2%；Antimicrobial invasion performance reaches the requirement of LY/T1283-2011.
The beneficial effects of the present invention are: one aspect of the present invention improves the preparation method of glued board, simple process, each step
Rationally, easy to promote and utilize, glued board temperature tolerance obtained is good, and water repellent ageing-resistant ability is strong, and using stabilization, the service life is long for collocation,
Integrated quality is good, the great market competitiveness and productivity effect；The impregnating fluid of another aspect is environmentally friendly, has to multiple-microorganism
There is preferable resistant function, by the cooperation of vacuum condition, make impregnating fluid good penetrability in veneer, impregnates uniformly, it is then sharp
With electromagnetic wave encapsulation process, ingredient in impregnating fluid can be made to combine preferably in veneer, can effectively reduce the loss of effective component,
It can be improved the persistence of anti-corrosion effect；Adhesive can be avoided excess aging problem, come unglued after avoiding hot pressing, make gained glue
Board structure is stablized, and good weatherability, anti-corrosion effect is effectively lasting, remarkable in economical benefits.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the present invention in any form；It is all
The those of ordinary skill of the industry can by specification it is described above and swimmingly implement the present invention；But all it is familiar with this profession
Technical staff without departing from the scope of the present invention, made using disclosed above technology contents it is a little more
Dynamic, modification and the equivalent variations developed, are equivalent embodiment of the invention；Meanwhile all substantial technologicals pair according to the present invention
The variation, modification and evolution etc. of any equivalent variations made by above embodiments, still fall within the guarantor of technical solution of the present invention
Within the scope of shield.
Claims (10)
1. a kind of preparation method of the glued board of weatherability and service life length, which comprises the following steps:
(1) timber core plate is put into 65~75 DEG C of environment be dried to water content be 4~6% after take out heating core plate it is standby
With, dash board is put into 80~85 DEG C of environment 60~70min of isothermal holding it is dry after take out heating dash board is spare；
(2) veneer is cut；
(3) gluing handle: to step (2) treated heating core plate and heat dash board surface carry out coating dedicated adhesive,
Control heating core plate glue-spread be 186g/m~200g/m, heat dash board glue-spread be 206~250g/m, dry in the air after the completion to
It is spare after surface drying；The dedicated adhesive is made of the substance of following parts by weight: 36~40 parts of degreasing legumin powder, 5~8 parts
Sodium carbonate, 3~6 parts of urea, 2.6~3 parts of complexing agents, 5~6 parts of reinforcing agents, 9~10 parts of functional additives, 3~4 parts of emulsifiers,
0.3~0.5 part of ultraviolet absorbing agent, 145~165 parts of deionized waters；Veneer preservative treatment, anti-corrosion veneer drying, anti-corrosion veneer
Gluing, assembly, cold pressing, maintenance, hot pressing, cutting edge and sanding, the veneer method for anticorrosion treatment are that vacuum is carried out in impregnating fluid
Dipping, the impregnating fluid include the raw material of following parts by weight: 13-18 parts of superfine iron powder, 6-10 parts of aluminium octadecanoate, rilanit special
5-8 parts, 1.3-1.7 parts of water softening agent, 2.7-3.0 parts of ammonium polyphosphate, 0.9-1.3 parts of sodium selenate；
(4) hot-pressing processing: by step (3) treated heating core plate and heating dash board stacked after be put into hot press,
Taken out after 1.6~2.0h of hot-pressing processing heating platen is spare, be also persistently ultrasonically treated during hot-pressing processing；
(5) preservative treatment: the veneer method for anticorrosion treatment is to carry out vacuum impregnation in impregnating fluid, the impregnating fluid include with
The raw material of lower parts by weight: 7-12 parts of superfine iron powder, 3-5 parts of aluminium octadecanoate, 2-4 parts of rilanit special, water softening agent 0.8-1.2
Part, 2.2-2.6 parts of ammonium polyphosphate, 0.4-0.8 parts of sodium selenate；
(6) method of anti-corrosion veneer drying: in the air-proof condition that frequency is 600-800MHz electromagnetic wave, humidity is 30-35%
Lower processing 30-40 minutes；
(7) anti-corrosion veneer gluing: the solid content of adhesive used in the anti-corrosion veneer gluing is 32-38%, includes following weight
Part raw material: 100 parts of modified starch lotion, 4-7 parts of epidesmine powder, 2-5 parts of DBPC 2,6 ditertiary butyl p cresol, aluminium-magnesium silicate without
3-6 parts of machine gel；
(8) assembly, cold pressing, maintenance, cutting edge and sanding；
(9) be dried: it is little to water content that resulting heating platen after step (8) sanding processing is put into drying in drying box
It is taken out after 7%, using getting product glued board after natural cooling, cutting process.
2. the preparation method of the glued board of a kind of weatherability and service life length according to claim 1, which is characterized in that described true
The condition of sky dipping are as follows: kept under conditions of negative pressure 0.16-0.20MPa 2.2-3 hours, then restore normal pressure and kept for 30 points
Clock after repressurization to 1.3-2.0MPa, is kept for 2.5-3 hours.
3. the preparation method of the glued board of a kind of weatherability and service life length according to claim 1, which is characterized in that described super
The partial size of thin iron powder is less than 400nm.
4. the preparation method of the glued board of a kind of weatherability and service life length according to claim 1, which is characterized in that step
(1) timber core plate and dash board described in are at least one of cottonwood plank stuff, eucalyptus plate, beech plate.
5. the preparation method of the glued board of a kind of weatherability and service life length according to claim 1, which is characterized in that step
(3) complexing agent described in is zinc chloride, copper sulphate, any one in zirconium carbonate, and the reinforcing agent is that mass concentration is
42~45% glyoxal solution.
6. the preparation method of the glued board of a kind of weatherability and service life length according to claim 1, which is characterized in that step
(3) preparation method of the functional additive described in includes the following steps: 1) imidazole type ion liquid is first added into reaction kettle
And dehydrated alcohol, and the temperature in reaction kettle is risen to 48~52 DEG C, after being stirred continuously 25~30min of processing, sequentially add
P-chloromethyl styrene, triiodide boron, azodiisobutyronitrile and nano-titanium dioxide, then the temperature in reaction kettle risen to 78~
82 DEG C, insulation reaction handles 18~20h, and it is spare to obtain faint yellow solid material A for taking-up after the completion；2) step is added into reaction kettle
Rapid 1) resulting material A, then adds 1,2- dichloroethanes, after being stirred continuously 1~1.5h of processing, then is added into reaction kettle
Anhydrous ferric trichloride, zeins and chitosan, then the temperature heating in reaction kettle is remained 50~54 DEG C, heat preservation is anti-
14~16h should be handled, it is spare to obtain tan product material B for taking-up after the completion；3) the resulting object of step 2) is added into reaction kettle
Expect B, then add dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium, then the temperature heating in reaction kettle is remained 32~36 DEG C,
Insulation reaction handles 17~19h, is filtered under diminished pressure after the completion, successively with after deionized water, methanol and acetone washing one time, then through first
Alcohol extracting 22~for 24 hours, it is finally putting into vacuum oven after being dried 10~15h and takes out.
7. the preparation method of the glued board of a kind of weatherability and service life length according to claim 6, which is characterized in that step 1)
Described in imidazole type ion liquid be 1- vinyl -3- ethyl imidazol(e) hexafluorophosphate, the imidazole type ion liquid and nothing
The mass volume ratio that water-ethanol is added is 1g:17~20ml, the p-chloromethyl styrene, triiodide boron, azodiisobutyronitrile
Additional amount with nano-titanium dioxide be successively imidazole type ion liquid gross mass 320~350%, 20~24%, 18~
22% and 15~20%, it is always nitrogen protection environment in the reaction kettle.
8. the preparation method of the glued board of a kind of weatherability and service life length according to claim 6, which is characterized in that the step
It is rapid 2) described in material A and 1,2- dichloroethanes be added mass volume ratio be 1g:35~38ml, the anhydrous tri-chlorination
The additional amount of iron, zeins and chitosan be successively material A gross mass 110~120%, 10~15% and 16~
19%, it is always nitrogen protection environment in the reaction kettle.
9. the preparation method of the glued board of a kind of weatherability and service life length according to claim 6, which is characterized in that step 3)
Described in the mass fraction of hexafluorophosphoric acid aqueous solutions of potassium be 3~4%, the dehydrated alcohol, hexafluorophosphoric acid aqueous solutions of potassium
Additional amount is successively 55~60%, the 400~450% of material B gross mass, is always nitrogen protection ring in the reaction kettle
Border, the temperature when drying process in control vacuum oven are 65~68 DEG C.
10. the preparation method of the glued board of a kind of weatherability and service life length according to claim 6, which is characterized in that step
(3) emulsifier described in is tween, and the ultraviolet absorbing agent is ultraviolet absorbing agent UV-O；Described in step (4)
Temperature in hot-pressing processing time control heating press is 148~152 DEG C, pressure is 3.5~4.0MPa, super when the ultrasonic treatment
Acoustic frequency is 500~560kHz；It is 82~85 DEG C that the temperature in drying box is controlled when drying described in step (5).
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114012840A (en) * | 2021-09-25 | 2022-02-08 | 惠州市益群木业有限公司 | Stable high-performance same-direction plywood and preparation method thereof |
| CN116814204A (en) * | 2023-07-26 | 2023-09-29 | 浙江顺威新材料有限公司 | Density board adhesive composition and density board adhesive |
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| CN108994981A (en) * | 2018-08-02 | 2018-12-14 | 阜南盛原木业有限公司 | A kind of preparation method for the glued board that the service life is long |
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| US2414808A (en) * | 1943-06-22 | 1947-01-28 | Marvil Package Company | Wood treatment |
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Application publication date: 20190423 |