CN106003350A - Preparation method and application of mildew preventive for artificial board - Google Patents
Preparation method and application of mildew preventive for artificial board Download PDFInfo
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- CN106003350A CN106003350A CN201610552120.1A CN201610552120A CN106003350A CN 106003350 A CN106003350 A CN 106003350A CN 201610552120 A CN201610552120 A CN 201610552120A CN 106003350 A CN106003350 A CN 106003350A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/003—Pretreatment of moulding material for reducing formaldehyde gas emission
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N1/00—Pretreatment of moulding material
- B27N1/02—Mixing the material with binding agent
- B27N1/029—Feeding; Proportioning; Controlling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/10—Moulding of mats
- B27N3/12—Moulding of mats from fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27N—MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL
- B27N3/00—Manufacture of substantially flat articles, e.g. boards, from particles or fibres
- B27N3/08—Moulding or pressing
- B27N3/18—Auxiliary operations, e.g. preheating, humidifying, cutting-off
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention belongs to the technical field of artificial boards, relates to a mildew preventive for a fiber board, in particular to a preparation method and an application of the mildew preventive for an artificial board. The mildew preventive for the artificial board consists of the following components in parts by mass: 5-10 parts of raw medicines, 20-35 parts of an organic solvent, 15-25 parts of an emulsifier and 30-60 parts of water. The invention further discloses the application of the mildew preventive for the artificial board, wherein during artificial board production, MUF resin and the mildew preventive are mixed at a gluing process through a static mixer, so that fibers are sufficiently mixed with an MUF adhesive uniformly. A special fiber board production process and the mildew preventative for the artificial board are adopted, and other auxiliaries are not added, so that the produced fiber board reaches and exceeds performance requirements, defined in Medium-Density Fiber Board GB/T 11718-2009, on furniture type medium-density fiber boards used in a high-humidity state, has formaldehyde release amount lower than 3.0 mg/100g, and has mildew-proof level up to level 0, and therefore, the problem that humidity resistance, mildew resistance and low-formaldehyde environmental protection are difficult to combine when a production line adopts MUF resin to produce the fiber board is solved.
Description
Technical field
The invention belongs to man-made board technology field, relate to fibre board use antifungus agent, particularly to the system of a kind of wood-based plate antifungus agent
Standby and application.
Background technology
General fibre plate is placed in wet environment deformation of making moist, and is easily generated and goes mouldy, and not only affects sheet material service life, and
Human body is easily had a negative impact by mycete.Current production line is prepared low aldehyde height anti-wet fiber plate and is mainly used diphenyl-methane two isocyanide
Acid esters (MDI) is as adhesive, and applicant the most once researched and developed the production technology (publication number of zero passage formaldehyde density fiber board
CN104290169A), utilizing MDI to manufacture no-formaldehyde density fibre board as adhesive, the fibre board produced does not contains
The poisonous and harmful substances such as free formaldehyde, burst size of methanal is close to 0mg/100g, and handing-over intensity and the water resistance of sheet material are big simultaneously
Big raising, overcomes the deficiency that current fibre board contains burst size of methanal.But MDI price, and remover need to be used to prevent
Only steel bonding zoning, causes Fibreboard Production relatively costly.Wood-based plate in the industry more uses melamine modified urea-formaldehyde (MUF)
Production of resins anti-wet fiber plate, but burst size of methanal is higher；If being reduced by sheet material burst size of methanal, then cause plate property big
Big weakening.
On Vehicles Collected from Market, antifungus agent kind on sale is a lot, and due to the process characteristic of fibre board, a lot of antifungus agents cannot be applicable to fiber
Plate, the present invention is directed to the requirement of fiberboard production processes, develops wood-based plate antifungus agent.
Summary of the invention
For above-mentioned the deficiencies in the prior art, muf resin is used to be difficult to hold concurrently when producing fibre board in order to solve production line
Turn round and look at humidity resistance, fungicidal properties and the problem of low aldehyde environmental protection, it is an object of the present invention to disclose wood-based plate antifungus agent
Formula.
A kind of wood-based plate antifungus agent, is made up of following component:
Wherein, one or more during described former medicine is carbendazim, Tebuconazole, propiconazole, ring propiconazole, imidacloprid；
Described organic solvent is Ketohexamethylene, N, in N '-dimethyl Methanamide, acetone, methanol, ethanol, isopropanol, n-butyl alcohol
One or more；
Described surfactant is agriculture breast 33#, agriculture breast 500#, agriculture breast 601#, agriculture breast 602#, NP-7, NP-10, NP-15,
One or more in EL-40, EL-60, EL-80.
One preferred embodiment of the present invention, described wood-based plate antifungus agent is made up of following component:
Wherein, described former medicine is the mixture of carbendazim and Tebuconazole, and ratio is 1:1；Organic solvent be Ketohexamethylene, N-N '-
The mixture of dimethylformamide, ratio is 3:2；Emulsifying agent is the mixture of agriculture breast 500#, NP-10, EL-60, ratio
For 2:3:3.
One preferred embodiment of the present invention, described wood-based plate antifungus agent is made up of following component:
Wherein, described former medicine is the mixture of carbendazim and propiconazole, and ratio is 2:1；Organic solvent be Ketohexamethylene, N-N '-
Dimethylformamide, the mixture of methanol, ratio is 2:2:1；Emulsifying agent is agriculture breast 500#, agriculture breast 33#, EL-40 mixed
Compound, ratio is 1:2:2.
One preferred embodiment of the present invention, described wood-based plate antifungus agent, it is made up of following component:
Wherein, described former medicine is the mixture of carbendazim, Tebuconazole, propiconazole, and ratio is 3:2:1；Organic solvent is hexamethylene
The mixture of ketone, N-N '-dimethylformamide, ratio is 3:2；Emulsifying agent is agriculture breast 500#, the mixture of agriculture breast 601#,
Ratio is 1:3.
The invention also discloses the preparation technology of this wood-based plate antifungus agent, comprise the steps:
A, being put in reactor by former medicine, be slowly added to organic solvent, stirring is until former medicine is completely dissolved；
B, addition surfactant, stir formation oil phase；
C, limit stirring, limit adds water, ultimately forms homogeneous, transparent antifungus agent microemulsion.
A further object of the invention, is the application disclosing prepared wood-based plate antifungus agent, and the lowest aldehyde height moistureproof and mildewproof is fine
The production method of dimension plate, concrete steps include the following:
A, procedure for preparation, the good timber of proportioning through peeling, cut into slices, screen, the step such as washing is processed into qualified wood chip,
Enter pre-cooked storehouse；
B, heat mill process, the wood chip through pre-cooked is sent into steaming and decocting cylinder steaming and decocting by stopper ribbon conveyor, is then passed through
Discharging spiral conveyor, belt feeder enter grinding machine, apply paraffin at discharging spiral conveyor seam, and the fiber of milled leads to
Cross blow-off pipe ejection；
C, applying glue operation, mixed muf resin, antifungus agent by static mixer, passes through together with firming agent ammonium sulfate
Before defeated glue is pumped into the blow-off valve of defibrator, ejection atomization glue so that fiber is full and uniform with adhesive to be mixed；
D, drying process, sized fiber sprays in drying tube by shotcrete pipe, makes fiber under the agitation of high velocity air
Dispersion in the duct, completes to be dried；
E, molding procedure, the fiber after applying glue by machinery mat formation formation even density, consistency of thickness, have preliminary support strong
The slab of degree；
F, hot pressing process, under the synergy of heat and pressure, make the moisture in slab evaporate, adhesive solidification, by pine
The slab dissipated is processed into fibre board；
The operations such as E, the most cooled, cutting edge, sanding, prepare production board.
In every cubic meter of finished material plate obtained by the present invention, the consumption of raw material is: timber 1.8～2.1t, muf resin 200～220kg,
Paraffin 6～8kg, firming agent 1.5～2.5kg, antifungus agent 4～10kg；Further, timber measures according to fresh lumber quality,
Muf resin, antifungus agent measure according to liquid quality, and paraffin, firming agent measure according to solid masses.
One preferred embodiment of the present invention, in described raw material, timber proportioning Masson Pine by mass: poplar: weedtree is 1:1:1；
Firming agent ammonium sulfate, mass fraction is 30～40%.
One preferred embodiment of the present invention, in described drying steps, by adjusting baking temperature and drying time, contains fiber
Water rate controls 8.5～9.5%；
One preferred embodiment of the present invention, in described hot pressing process, hot pressing speed is 440～550mm/s, and the hot pressing factor exists
7.5～8.5s/mm, use subregion hot pressing to control, be respectively as follows:
One district: pressure 65～350bar, temperature 220～230 DEG C；
2nd district: pressure 115～320bar, temperature 210～220 DEG C；
3rd district: pressure 35～135bar, temperature 200～210 DEG C；
4th district: pressure 9～180bar, temperature 175～185 DEG C；
5th district: pressure 120～165bar, temperature 170～175 DEG C.
Further, a preferred embodiment of the present invention, in described hot pressing process, hot pressing speed 520～540mm/s, heat
The pressure factor 8.3～8.5s/mm, uses subregion hot-press method to control, is respectively as follows:
One district: pressure 117～348bar, temperature 220 DEG C；
2nd district: pressure 163～279bar, temperature 210 DEG C；
3rd district: pressure 36～133bar, temperature 200 DEG C；
4th district: pressure 13～180bar, temperature 175 DEG C；
5th district: pressure 129～164bar, temperature 170 DEG C.
Further, a preferred embodiment of the present invention, in described hot pressing process, hot pressing speed 450～460mm/s, heat
The pressure factor 7.5～7.9s/mm, uses subregion hot-press method to control, is respectively as follows:
One district: pressure 79～344bar, temperature 225 DEG C；
2nd district: pressure 115～309bar, temperature 215 DEG C；
3rd district: pressure 45～98bar, temperature 200 DEG C；
4th district: pressure 15～17bar, temperature 185 DEG C；
5th district: pressure 130～163bar, temperature 175 DEG C.
Further, a preferred embodiment of the present invention, in described heat-press step, hot pressing speed 400～430mm/s, heat
The pressure factor 7.6～8.3s/mm, uses subregion hot-press method to control, is respectively as follows:
One district: pressure 66～348bar, temperature 225 DEG C；
2nd district: pressure 140～318bar, temperature 215 DEG C；
3rd district: pressure 37～109bar, temperature 205 DEG C；
4th district: pressure 9～137bar, temperature 185 DEG C；
5th district: pressure 119～153bar, temperature 175 DEG C.
Beneficial effect
The present invention uses specific fiberboard production processes and wood-based plate antifungus agent, without other auxiliary agents, the fiber produced
Plate reaches and is better than in " GB/T 11718-2009 " medium density fibre board (MDF) " " the furniture type Midst density used under high humility state
Fibreboard performance requirement, burst size of methanal reaches 0 grade in below 3.0mg/100g, mildew-resistant grade, solves production line and uses MUF
It is difficult to take into account the requirement of humidity resistance, fungicidal properties and low aldehyde environmental protection during production of resins fibre board.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in detail, so that those skilled in the art are more fully understood that the present invention, but this
Invention is not limited to following example.
Embodiment 1
The raw material every cubic metre consumption of the present embodiment includes: timber 1.9t, muf resin 200kg, paraffin 6.5kg, firming agent
1.9kg, antifungus agent 6kg.
First preparing muf resin and antifungus agent, wherein muf resin raw material and mass fraction include:
37% 100 parts of formaldehyde
68 parts of carbamide
Tripolycyanamide 35 parts；
Muf resin preparation technology is as follows:
A, reactor enter formaldehyde, put into 70～80% tripolycyanamide, and 20～30min are warming up to 50～60 DEG C, insulation 20～
30min；
B, add 40～45% carbamide, in 20～30min, be warming up to 70～80 DEG C, add remaining 20～30% melamine
Amine；
C, after tripolycyanamide all dissolves, add 35～45% carbamide, at 75～85 DEG C, react 30～50min；
D, to add alkali regulation pH value be 7.5～8.0, adds remaining 10～25% carbamide, is incubated 10～20min；
E, being cooled to 40～45 DEG C, regulation pH value is 8.0～8.5, discharging；
Antifungus agent raw material and mass fraction be:
Its Central Plains medicine is the mixture of carbendazim and Tebuconazole, and ratio is 1:1；Organic solvent is Ketohexamethylene, N-N '-dimethyl methyl
The mixture of amide, ratio is 3:2；Emulsifying agent is the mixture of agriculture breast 500#, NP-10, EL-60, and ratio is 2:3:3；
The preparation technology of antifungus agent is as follows:
A, being put in reactor by former medicine, be slowly added to organic solvent, stirring is until former medicine is completely dissolved；
B, addition surfactant, stir formation oil phase；
C, limit stirring, limit adds water, ultimately forms homogeneous, transparent microemulsion antifungus agent.
Then timber is made qualified fiber through procedure for preparation and heat mill process；
It is then passed through applying glue operation, muf resin, antifungus agent, firming agent are uniformly applied in fiber；
The operations such as last drying, molding, hot pressing, cooling, cutting edge, sanding, production board one is formed.
In described drying steps, by adjusting baking temperature and drying time, fiber moisture is controlled 8.5～9.5%；
In described heat-press step, hot pressing speed 520～540mm/s, the hot pressing factor 8.3～8.5s/mm, use subregion hot pressing side
Method controls, particularly as follows:
One district: pressure 117～348bar, temperature 220 DEG C；
2nd district: pressure 163～279bar, temperature 210 DEG C；
3rd district: pressure 36～133bar, temperature 200 DEG C；
4th district: pressure 13～180bar, temperature 175 DEG C；
5th district: pressure 129～164bar, temperature 170 DEG C.
Production board data are shown in Table 1:
Table 1 production board one detects data
Embodiment 2
The raw material every cubic metre consumption of the present embodiment includes: timber 1.98t, muf resin 205kg, paraffin 6.7kg, firming agent
1.8kg, antifungus agent 7kg.
First preparing high water-fast muf resin and antifungus agent, wherein muf resin raw material and mass fraction include:
37% 100 parts of formaldehyde
65 parts of carbamide
Tripolycyanamide 40 parts；
Muf resin preparation technology such as embodiment 1.
Antifungus agent raw material and mass fraction include:
Its Central Plains medicine is the mixture of carbendazim and propiconazole, and ratio is 2:1；Organic solvent is Ketohexamethylene, N-N-dimethyl methyl
Amide, the mixture of methanol, ratio is 2:2:1；Emulsifying agent is agriculture breast 500#, the mixture of agriculture breast 33#, EL-40, than
Example is 1:2:2；
The preparation technology of antifungus agent such as embodiment 1.
Then timber is made qualified fiber through procedure for preparation and heat mill process；
It is then passed through applying glue operation, by muf resin, firming agent, antifungus agent, is uniformly applied in fiber；
The operations such as last drying, molding, hot pressing, cooling, cutting edge, sanding, production board two is formed.
In described drying steps, by adjusting baking temperature and drying time, fiber moisture is controlled 8.5～9.5%；
In described heat-press step, hot pressing speed 450～460mm/s, the hot pressing factor 7.5～7.9s/mm, use subregion hot pressing side
Method controls, particularly as follows:
One district: pressure 79～344bar, temperature 225 DEG C；
2nd district: pressure 115～309bar, temperature 215 DEG C；
3rd district: pressure 45～98bar, temperature 200 DEG C；
4th district: pressure 15～17bar, temperature 185 DEG C；
5th district: pressure 130～163bar, temperature 175 DEG C.
Production board two data are shown in Table 2.
Table 2 production board two detects data
Embodiment 3
The raw material every cubic metre consumption of the present embodiment includes: timber 1.95t, muf resin 210kg, paraffin 6.5kg, firming agent
1.9kg, antifungus agent 8kg.
First preparing high water-fast muf resin and antifungus agent, wherein muf resin raw material and mass fraction include:
37% 100 parts of formaldehyde
63 parts of carbamide
Tripolycyanamide 45 parts；
Muf resin preparation technology such as embodiment 1.
Antifungus agent raw material and mass fraction include:
Its Central Plains medicine is the mixture of carbendazim, Tebuconazole, propiconazole, and ratio is 3:2:1；Organic solvent is Ketohexamethylene, N-N-
The mixture of dimethylformamide, ratio is 3:2；Emulsifying agent is agriculture breast 500#, the mixture of agriculture breast 601#, and ratio is 1:3；
The preparation technology of antifungus agent such as embodiment 1.
Then timber is made qualified fiber through procedure for preparation and heat mill process；
It is then passed through applying glue operation, muf resin, firming agent, antifungus agent are uniformly applied in fiber；
The operations such as last drying, molding, hot pressing, cooling, cutting edge, sanding, production board three is formed.
In described drying steps, by adjusting baking temperature and drying time, fiber moisture is controlled 8.5～9.5%；
In described heat-press step, hot pressing speed 400～430mm/s, the hot pressing factor 7.6～8.3s/mm, use subregion hot pressing side
Method controls, particularly as follows:
One district: pressure 66～348bar, temperature 225 DEG C；
2nd district: pressure 140～318bar, temperature 215 DEG C；
3rd district: pressure 37～109bar, temperature 205 DEG C；
4th district: pressure 9～137bar, temperature 185 DEG C；
5th district: pressure 119～153bar, temperature 175 DEG C.
Production board data are shown in Table 3.
Table 3 production board three detects data
The foregoing is only embodiments of the invention, not thereby limit the scope of the claims of the present invention, every present invention of utilization illustrates
Equivalent structure or equivalence flow process that book is made convert, or are directly or indirectly used in other relevant technical fields, the most in like manner include
In the scope of patent protection of the present invention.
Claims (10)
1. a wood-based plate antifungus agent, is made up of following component:
Former medicine
5～10 parts,
Organic solvent
20～35 parts,
Emulsifying agent
15～25 parts,
Water
30～60 parts, it is mass fraction；
Wherein, one or more during described former medicine is carbendazim, Tebuconazole, propiconazole, ring propiconazole, imidacloprid；
Described organic solvent is Ketohexamethylene, N, one or more in N '-dimethyl Methanamide, acetone, methanol, ethanol, isopropanol, n-butyl alcohol；
Described surfactant is agriculture breast 33#, agriculture breast 500#, agriculture breast 601#, one or more in agriculture breast 602#, NP-7, NP-10, NP-15, EL-40, EL-60, EL-80.
Wood-based plate antifungus agent the most according to claim 1, it is characterised in that be made up of following component:
Former medicine
5 parts,
Organic solvent
25 parts,
Emulsifying agent
20 parts,
Water
50 parts, it is mass fraction；
Wherein, described former medicine is the mixture of carbendazim and Tebuconazole, and ratio is 1:1；Organic solvent is Ketohexamethylene, the mixture of N-N '-dimethylformamide, and ratio is 3:2；Emulsifying agent is the mixture of agriculture breast 500#, NP-10, EL-60, and ratio is 2:3:3.
Wood-based plate antifungus agent the most according to claim 1, it is characterised in that be made up of following component:
Former medicine
5 parts,
Organic solvent
20 parts,
Emulsifying agent
25 parts,
Water
50 parts, it is mass fraction；
Wherein, described former medicine is the mixture of carbendazim and propiconazole, and ratio is 2:1；Organic solvent is Ketohexamethylene, N-N '-dimethylformamide, the mixture of methanol, and ratio is 2:2:1；Emulsifying agent is agriculture breast 500#, the mixture of agriculture breast 33#, EL-40, and ratio is 1:2:2.
Wood-based plate antifungus agent the most according to claim 1, it is characterised in that be made up of following component:
Former medicine
10 parts,
Organic solvent
35 parts,
Emulsifying agent
25 parts,
Water
40 parts, it is mass fraction；
Wherein, described former medicine is the mixture of carbendazim, Tebuconazole, propiconazole, and ratio is 3:2:1；Organic solvent is Ketohexamethylene, the mixture of N-N '-dimethylformamide, and ratio is 3:2；Emulsifying agent is agriculture breast 500#, the mixture of agriculture breast 601#, and ratio is 1:3.
5. prepare the preparation technology of wood-based plate antifungus agent as described in claim 1-4 is arbitrary for one kind, it is characterised in that comprise the steps:
A, being put in reactor by former medicine, be slowly added to organic solvent, stirring is until former medicine is completely dissolved；
B, addition surfactant, stir formation oil phase；
C, limit stirring, limit adds water, ultimately forms homogeneous, transparent antifungus agent microemulsion.
6. the application of wood-based plate antifungus agent as described in claim 1-4 is arbitrary, it is characterised in that step includes the following:
A, procedure for preparation, the good timber of proportioning through peeling, cut into slices, screen, water-washing step is processed into qualified wood chip, enters pre-cooked storehouse；
B, heat mill process, wood chip through pre-cooked sends into steaming and decocting cylinder steaming and decocting by stopper ribbon conveyor, then entering grinding machine by discharging spiral conveyor, belt feeder, apply paraffin at discharging spiral conveyor seam, the fiber of milled is sprayed by blow-off pipe；
C, applying glue operation, mixed muf resin, antifungus agent by static mixer, together with firming agent ammonium sulfate before defeated glue is pumped into the blow-off valve of defibrator, and ejection atomization glue so that fiber is full and uniform with adhesive to be mixed；
D, drying process, sized fiber sprays in drying tube by shotcrete pipe, makes fiber disperse in the duct under the agitation of high velocity air, and fiber moisture is 8.5～9.5%；
E, molding procedure, the fiber after applying glue is mated formation by machinery and is formed even density, consistency of thickness, has the slab of preliminary support strength；
F, hot pressing process, under the synergy of heat and pressure, make the moisture in slab evaporate, adhesive solidification, loose slab is processed into fibre board；
The operations such as E, the most cooled, cutting edge, sanding, prepare production board；
Wherein, in obtained every cubic meter of finished material plate, the consumption of raw material is: timber 1.8～2.1t, muf resin 200～220kg, paraffin 6～8kg, firming agent 1.5～2.5kg, antifungus agent 4～10kg；
In described raw material, timber proportioning Masson Pine by mass: poplar: weedtree is 1:1:1；Firming agent ammonium sulfate, mass fraction is 30～40%.
The application of wood-based plate antifungus agent the most according to claim 6, it is characterised in that: in described hot pressing process, hot pressing speed is 440～550mm/s, and the hot pressing factor, 7.5～8.5s/mm, uses subregion hot pressing to control, is respectively as follows:
One district: pressure 65～350
Bar, temperature 220～230 DEG C；
2nd district: pressure 115～320bar, temperature 210～220 DEG C；
3rd district: pressure 35～135bar, temperature 200～210 DEG C；
4th district: pressure 9～180bar, temperature 175～185 DEG C；
5th district: pressure 120～165bar, temperature 170～175 DEG C.
The application of wood-based plate antifungus agent the most according to claim 6, it is characterised in that: in described hot pressing process, hot pressing speed 520～540mm/s, the hot pressing factor 8.3～8.5s/mm, use subregion hot-press method to control, be respectively as follows:
One district: pressure 117～348
Bar, temperature 220 DEG C；
2nd district: pressure 163～279bar, temperature 210 DEG C；
3rd district: pressure 36～133bar, temperature 200 DEG C；
4th district: pressure 13～180bar, temperature 175 DEG C；
5th district: pressure 129～164bar, temperature 170 DEG C.
The application of wood-based plate antifungus agent the most according to claim 6, it is characterised in that: in described hot pressing process, hot pressing speed 450～460mm/s, the hot pressing factor 7.5～7.9s/mm, use subregion hot-press method to control, be respectively as follows:
One district: pressure 79～344bar, temperature 225 DEG C；
2nd district: pressure 115～309bar, temperature 215 DEG C；
3rd district: pressure 45～98bar, temperature 200 DEG C；
4th district: pressure 15～17bar, temperature 185 DEG C；
5th district: pressure 130～163bar, temperature 175 DEG C.
The application of wood-based plate antifungus agent the most according to claim 6, it is characterised in that: in described hot pressing process, hot pressing speed 400～430mm/s, the hot pressing factor 7.6～8.3s/mm, use subregion hot-press method to control, be respectively as follows:
One district: pressure 66～348bar, temperature 225 DEG C；
2nd district: pressure 140～318bar, temperature 215 DEG C；
3rd district: pressure 37～109bar, temperature 205 DEG C；
4th district: pressure 9～137bar, temperature 185 DEG C；
5th district: pressure 119～153bar, temperature 175 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610552120.1A CN106003350A (en) | 2016-07-13 | 2016-07-13 | Preparation method and application of mildew preventive for artificial board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610552120.1A CN106003350A (en) | 2016-07-13 | 2016-07-13 | Preparation method and application of mildew preventive for artificial board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106003350A true CN106003350A (en) | 2016-10-12 |
Family
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| CN106476112A (en) * | 2016-12-27 | 2017-03-08 | 浙江农林大学 | A kind of preparation method of Midst density recombinant fiber plate |
| CN110027070A (en) * | 2019-03-26 | 2019-07-19 | 景洪市新源木业加工有限公司 | A kind of rubber Wood protecting agent and its preparation method and application |
| CN111394014A (en) * | 2020-04-30 | 2020-07-10 | 佛山科普茵生物科技有限公司 | Sealant mildew preventive and preparation method thereof |
| CN113246256A (en) * | 2021-05-25 | 2021-08-13 | 济南采明实业有限公司 | Production method of ultrahigh-density large-thickness fiberboard |
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