CN104760093B - A kind of production method of cupboard board - Google Patents
A kind of production method of cupboard board Download PDFInfo
- Publication number
- CN104760093B CN104760093B CN201510143431.8A CN201510143431A CN104760093B CN 104760093 B CN104760093 B CN 104760093B CN 201510143431 A CN201510143431 A CN 201510143431A CN 104760093 B CN104760093 B CN 104760093B
- Authority
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- China
- Prior art keywords
- particieboard
- formaldehyde resin
- board
- modified urea
- add
- Prior art date
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- Expired - Fee Related
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 58
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical class OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 claims abstract description 35
- 239000000853 adhesive Substances 0.000 claims abstract description 27
- 230000001070 adhesive effect Effects 0.000 claims abstract description 27
- 239000005871 repellent Substances 0.000 claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 4
- 238000000576 coating method Methods 0.000 claims abstract description 4
- 239000002023 wood Substances 0.000 claims description 68
- 238000007731 hot pressing Methods 0.000 claims description 36
- 239000002245 particle Substances 0.000 claims description 30
- 238000000034 method Methods 0.000 claims description 29
- 239000000463 material Substances 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 22
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 21
- 239000003292 glue Substances 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 229920006248 expandable polystyrene Polymers 0.000 claims description 16
- 238000004026 adhesive bonding Methods 0.000 claims description 15
- 239000007822 coupling agent Substances 0.000 claims description 15
- 235000013877 carbamide Nutrition 0.000 claims description 11
- 239000004202 carbamide Substances 0.000 claims description 11
- 239000000839 emulsion Substances 0.000 claims description 10
- 239000000123 paper Substances 0.000 claims description 9
- 238000006116 polymerization reaction Methods 0.000 claims description 9
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 9
- 239000011118 polyvinyl acetate Substances 0.000 claims description 9
- 229920000877 Melamine resin Polymers 0.000 claims description 7
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000036541 health Effects 0.000 claims description 6
- 238000005470 impregnation Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000002360 preparation method Methods 0.000 claims description 6
- 238000003892 spreading Methods 0.000 claims description 6
- 230000007480 spreading Effects 0.000 claims description 6
- 238000005034 decoration Methods 0.000 claims description 4
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 claims description 4
- 239000000178 monomer Substances 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- 239000012295 chemical reaction liquid Substances 0.000 claims description 3
- 239000003995 emulsifying agent Substances 0.000 claims description 3
- 238000007720 emulsion polymerization reaction Methods 0.000 claims description 3
- 235000019253 formic acid Nutrition 0.000 claims description 3
- 239000003999 initiator Substances 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000006722 reduction reaction Methods 0.000 claims description 3
- 229940117958 vinyl acetate Drugs 0.000 claims description 3
- -1 Thiazolinyl trimethoxy silane Chemical compound 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 claims 1
- 229910000077 silane Inorganic materials 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 235000019256 formaldehyde Nutrition 0.000 abstract description 8
- 239000004566 building material Substances 0.000 abstract description 2
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000004064 recycling Methods 0.000 abstract 1
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 description 5
- 229920002472 Starch Polymers 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- CWAFVXWRGIEBPL-UHFFFAOYSA-N ethoxysilane Chemical compound CCO[SiH3] CWAFVXWRGIEBPL-UHFFFAOYSA-N 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 235000019698 starch Nutrition 0.000 description 3
- 239000008107 starch Substances 0.000 description 3
- ALVYUZIFSCKIFP-UHFFFAOYSA-N triethoxy(2-methylpropyl)silane Chemical compound CCO[Si](CC(C)C)(OCC)OCC ALVYUZIFSCKIFP-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 2
- 239000004793 Polystyrene Substances 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 239000002270 dispersing agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 229920002223 polystyrene Polymers 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011093 chipboard Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
- 239000002916 wood waste Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- 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
- B27N3/02—Manufacture of substantially flat articles, e.g. boards, from particles or fibres from particles
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/02—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board the layer being formed of fibres, chips, or particles, e.g. MDF, HDF, OSB, chipboard, particle board, hardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B21/06—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- 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
- C08G12/40—Chemically modified polycondensates
-
- 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
- C09J131/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Adhesives based on derivatives of such polymers
- C09J131/02—Homopolymers or copolymers of esters of monocarboxylic acids
- C09J131/04—Homopolymers or copolymers of vinyl acetate
-
- 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
- C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
- C09J161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C09J161/32—Modified amine-aldehyde condensates
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Forests & Forestry (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The present invention relates to a kind of household building materials, be specifically related to a kind of cupboard board and production method thereof.A kind of its structure of cupboard board includes the most successively: facing paper, moist-proof board, particieboard；Surrounding aluminium alloy fringing；Coating water-repellent modified urea-formaldehyde resin adhesive between moist-proof board, particieboard, the particieboard in cupboard board is also adopted by this adhesive.The cupboard board of manufacture of the present invention possess high bonding strength, burst size of methanal low while, also there is water resistance and environmental-protecting performance.The raw material major part that the present invention uses is the remaining waste material of timber, and low price, Financial cost is low, belongs to the recycling of regenerated resources.
Description
Technical field
The present invention relates to a kind of household building materials, particularly relate to the production method of a kind of cupboard board.
Background technology
Particieboard is an important board kind in wood-based plate, and compared with other plate kinds, its investment of production is relatively fewer, energy consumption
Little, low cost, the requirement to raw materials quality is the highest, and three remain thing, fast growing wood, recovery waste and old wood and some non-wooden materials all
The advantage of its uniqueness as the raw material of particieboard, therefore can be had in the Chinese development particieboard industry that timber resources is deficient.Plane
The internal graininess for intersection structure straggly of card, the performance in direction, each portion is essentially identical, and horizontal bearing capacity is good；Surface of chipboard
Smooth, texture is true to nature, and unit weight is uniform, and thickness error is little, anti-pollution, ageing-resistant, attractive in appearance, can carry out various veneer；Particieboard exists
In production process, glue consumption is less, and environmental protection coefficient is of a relatively high.Owing to particieboard volume is relatively big, use its Hepplewhite, relatively
For other sheet materials, the most heavier.Because of particieboard have so many a little, therefore it is widely used in Furniture manufacture, builds, wraps
Dress, vehicle and the inside fitting of boats and ships and household appliance shell making etc., also can make facing particieboard through secondary operations.But
It is owing to particieboard is a kind of wood materials, easily burns, thus the safety problem that particieboard is in use is the most increasingly
Paid close attention to by people.Particieboard is applied in cupboard board by the present invention, bears a heavy burden and raw material is cheap, and Financial cost is cheap, and this
Bright cupboard board also has the performance that low aldehyde is waterproof.
People are also actively improving structure and the performance of cabinet door plate, and in retrieving at Chinese patent, patent announcement number is
Cabinet door plate disclosed in CN201276946Y, the glass plate fitted tightly including sheet material and sheet material and both fit rear perimeter edge
The bound edge arranged, is provided with screen-printed layers on described glass plate and between sheet material binding face, this structure is compared in the past
Cabinet door plate water resistance strengthens, but the surface of cabinet door plate is also easily stained with dirty, and glass-plate structure is frangible, explosive, loosely
Gu.
Summary of the invention
It is an object of the present invention to provide the production method of a kind of cupboard board.The cupboard board of manufacture of the present invention is possessing high bonding by force
While degree, burst size of methanal are low, also there is water resistance.
A kind of cupboard board, its structure includes the most successively: facing paper, moist-proof board, particieboard；Surrounding aluminium alloy is inlayed
Limit；Coating water-repellent modified urea-formaldehyde resin adhesive between moist-proof board, particieboard, the particieboard in cupboard board is also adopted by this gluing
Agent.
The process of the production method of described cupboard board is:
A. particieboard preparation process: use particle drying-coupling agent to mix-top layer wood shavings gluing-sandwich layer with sandwich layer wood shavings
Wood shavings mix with expandable polystyrene particles-and sheeting process prepares particieboard；
B. gluing process: glue spreader carries out gluing assembly to moist-proof board, particieboard, glue is water-repellent modified Lauxite
Glue, single spreading amount is 200～230g/m2, by slab good for assembly under unit pressure 0.8～0.9MPa, precompressed 1～2h
After, utilize hot press to carry out hot-forming, deliver to balance in storehouse quenched, hot pressing pressure is 0.5～0.9MPa, temperature be 120～
130 DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
C. decoration process: facing paper is steeped in melamine solution, forces up through hot pressing the most again, surrounding fringing aluminum
Alloy, prepares the cupboard board with water resistance；
Described moist-proof board refers to add the granular moistureproof particle of a certain proportion of redness in the production process of base material
Plate, plate thickness is 12mm or 16mm or 18mm.
The preparation process of described particieboard comprises the concrete steps that: (1) is dried: wood particle is dried the moisture content to sandwich layer
Being 2～4%, the moisture content on top layer is 5～9%；(2) mixing: sandwich layer wood shavings consumption addition coupling agent is mixed all with sandwich layer wood shavings
Even；(3) gluing: the 4 of top layer wood shavings consumption～the adhesive of 10% are carried out applying glue process to top layer wood shavings；(4) mixing: will step
Suddenly the sandwich layer wood shavings that (2) obtain mix in proportion with expandable polystyrene particles；(5) pressing plate: step (3) is obtained
Material is paved on slab upper and lower surface, and slab central core uses the material assembly of step (4) gained；Carry out precompressed again, precompressed
Pressure is 0.2～2MPa, the time 2～10min；Finally carrying out hot pressing, hot pressing pressure 1.2～3MPa, temperature is 195～210 DEG C,
Hot pressing time is every millimeter of thickness of slab 70s～90s, prepares particieboard.
Primary raw material and the parts by weight of described particieboard include:
Expandable polystyrene 15～450 parts；
Surface wood wood shavings 120～200 parts, sandwich layer wood particle 330～1100 parts；
Coupling agent 3～7 parts；
Adhesive 8～18 parts；
Described wood particle is the debris used in particieboard produces or the one of wood bran；Described coupling agent is
0.5～the vinyltrimethoxy silane of 1.5%；Described adhesive is water-repellent modified urea-formaldehyde resin adhesive；Described expandability
Polystyrene is expandable polystyrene particles, and its particle diameter is 0.2～2.0mm.
The production stage of described water-repellent modified Lauxite includes preparing modified urea-formaldehyde resin, impregnation technique.
Prepare the production stage of modified urea-formaldehyde resin specifically: polymerization reaction kettle disposably adds formalin, raise
Temperature, to 50～55 DEG C, is 7.5～8.0 with sodium hydroxide solution regulation pH value, adds the carbamide of formalin weight 12%,
Add in 35～45min, insulation reaction 48～52min；Initial reaction stage terminates, and the pH value adding formic acid solution regulation reaction is
4.8～5.2, add the carbamide of formalin weight 28%, add in 40～50min, add the oxidation of formalin weight 5%
Starch, temperature reaction liquid to 110～120 DEG C, insulation reaction 120min；Reaction polymerization stage in mid-term terminates, molten with sodium hydroxide
Liquid regulation pH value is 7.5～8.5, adds the carbamide of formalin weight 40%～50%, adds, add in 45～55min
The furfuryl alcohol of the formalin weight 6% of weight dense 90%, reduction reaction temperature, to 70～85 DEG C, is reacted 60～80min, is cooled to room
Temperature or employing are filtered, and remove the most tolerant, obtain modified urea-formaldehyde resin.
Impregnation technique is: isobutyl triethoxy silane by weight: modified urea-formaldehyde resin: polyvinyl acetate emulsion
The proportioning of=0.4～0.9:55～75:4～8, after being uniformly mixed, grinds 30min with three-roller type grinder, obtains waterproof
Modified urea-formaldehyde resin glue.
Described polyvinyl acetate emulsion is with vinylacetate as monomer, and Ammonium persulfate. is initiator, and polyvinyl alcohol is
Dispersant, OP-10 is emulsifying agent and water is that dispersate carries out polymerization in emulsion polymerization systems and obtains.
Compared with prior art, the good effect that the present invention produces is:
1. the production of the modified urea-formaldehyde resin of the present invention uses and once adds formaldehyde, the technique that three times add carbamide, polymerization
Reaction rate remains steady, it is to avoid the generation of polyreaction gel effect, and adds modification during glue
Agent, makes formaldehyde monomers nearly or completely react, and gained Lauxite residual formaldehyde is low, thus the adhesive formaldehyde made is released
High-volume few.
2. the water-repellent modified urea-formaldehyde resin adhesive of the present invention adds poly-acetic acid second on the modified urea-formaldehyde resin prepared
Alkene emulsion and isobutyl triethoxy silane, improve the resistance to water of Lauxite, and the adhesive made is waterproof, humidity resistance
Good, it is possible to increase the sealing property of wood-based plate, make moisture, moisture be difficult to penetrate into inside wood-based plate, improve the resistance to water of wood-based plate.
3. the cupboard board density obtained by the present invention is low, and intensity is good, water resistance is good, and good stability of the dimension, for kitchen
Decorations.
4. the particieboard in this cupboard board uses debris or wood bran, excels at leveraging wood waste, saves substantial amounts of
Timber resources.
5. the present invention adds moist-proof board on the surface of cabinet, and the degree of cabinet water-swellable can be made to be greatly reduced.Moist-proof board
Being again melamine plate, tripolycyanamide is a kind of solution without formaldehyde, is environmental protection, and such note does not only result in 2 up
Secondary pollution, can lower the release of the inside base material formaldehyde on the contrary.
During adhesive-preparing technology the most of the present invention, add Oxytarch so that carboxyl in this Oxytarch or this material
Hydroxyl on other positions reacts with the hydroxyl in Lauxite, and its result is to make Lauxite form close crosslinked
Type structure, intermolecular mutual winding densification, intermolecular space diminishes, and macromolecular chain is difficult to flowing, increases the glutinous of Lauxite
Degree.Carboxyl in simultaneous oxidation starch can also react with the formaldehyde completely of unreacted in Lauxite, reduces urea aldehyde tree
The content of free formaldehyde in fat.In Lauxite building-up process, add a certain amount of furfuryl alcohol carry out polycondensation, can make to prepare
Adhesive adhesion is relatively strong, and resistance to water and acid and alkali resistance performance also have improvement.
Detailed description of the invention
A kind of cupboard board, its structure includes the most successively: facing paper, moist-proof board, particieboard；Surrounding aluminium alloy is inlayed
Limit；Coating water-repellent modified urea-formaldehyde resin adhesive between moist-proof board, particieboard, the particieboard in cupboard board is also adopted by this gluing
Agent.
The process of the production method of described cupboard board is:
A. particieboard preparation process: use particle drying-coupling agent to mix-top layer wood shavings gluing-sandwich layer with sandwich layer wood shavings
Wood shavings mix with expandable polystyrene particles-and sheeting process prepares particieboard；
B. gluing process: glue spreader carries out gluing assembly to moist-proof board, particieboard, glue is water-repellent modified Lauxite
Glue, single spreading amount is 200～230g/m2, by slab good for assembly under unit pressure 0.8～0.9MPa, precompressed 1～2h
After, utilize hot press to carry out hot-forming, deliver to balance in storehouse quenched, hot pressing pressure is 0.5～0.9MPa, temperature be 120～
130 DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
C. decoration process: facing paper is steeped in melamine solution, forces up through hot pressing the most again, surrounding fringing aluminum
Alloy, prepares the cupboard board with water resistance；
Described moist-proof board refers to add the granular moistureproof particle of a certain proportion of redness in the production process of base material,
Plate thickness is 12mm or 16mm or 18mm.
The preparation process of described particieboard comprises the concrete steps that: (1) is dried: wood particle is dried the moisture content to sandwich layer
Being 2～4%, the moisture content on top layer is 5～9%；(2) mixing: sandwich layer wood shavings consumption addition coupling agent is mixed all with sandwich layer wood shavings
Even；(3) gluing: the 4 of top layer wood shavings consumption～the adhesive of 10% are carried out applying glue process to top layer wood shavings；(4) mixing: will step
Suddenly the sandwich layer wood shavings that (2) obtain mix in proportion with expandable polystyrene particles；(5) pressing plate: step (3) is obtained
Material is paved on slab upper and lower surface, and slab central core uses the material assembly of step (4) gained；Carry out precompressed again, precompressed
Pressure is 0.2～2MPa, the time 2～10min；Finally carrying out hot pressing, hot pressing pressure 1.2～3MPa, temperature is 195～210 DEG C,
Hot pressing time is every millimeter of thickness of slab 70s～90s, prepares particieboard.
Primary raw material and the parts by weight of described particieboard include:
Expandable polystyrene 15～450 parts；
Surface wood wood shavings 120～200 parts, sandwich layer wood particle 330～1100 parts；
Coupling agent 3～7 parts；
Adhesive 8～18 parts；
Described wood particle is the debris used in particieboard produces or the one of wood bran；Described coupling agent is
0.5～the vinyltrimethoxy silane of 1.5%；Described adhesive is water-repellent modified urea-formaldehyde resin adhesive；Described expandability
Polystyrene is expandable polystyrene particles, and its particle diameter is 0.2～2.0mm.
The production stage of described water-repellent modified Lauxite includes preparing modified urea-formaldehyde resin, impregnation technique.
Prepare the production stage of modified urea-formaldehyde resin specifically: polymerization reaction kettle disposably adds formalin, raise
Temperature, to 50～55 DEG C, is 7.5～8.0 with sodium hydroxide solution regulation pH value, adds the carbamide of formalin weight 12%,
Add in 35～45min, insulation reaction 48～52min；Initial reaction stage terminates, and the pH value adding formic acid solution regulation reaction is
4.8～5.2, add the carbamide of formalin weight 28%, add in 40～50min, add the oxidation of formalin weight 5%
Starch, temperature reaction liquid to 110～120 DEG C, insulation reaction 120min；Reaction polymerization stage in mid-term terminates, molten with sodium hydroxide
Liquid regulation pH value is 7.5～8.5, adds the carbamide of formalin weight 40%～50%, adds, add in 45～55min
The furfuryl alcohol of the formalin weight 6% of weight dense 90%, reduction reaction temperature, to 70～85 DEG C, is reacted 60～80min, is cooled to room
Temperature or employing are filtered, and remove the most tolerant, obtain modified urea-formaldehyde resin.
Impregnation technique is: isobutyl triethoxy silane by weight: modified urea-formaldehyde resin: polyvinyl acetate emulsion
The proportioning of=0.4～0.9:55～75:4～8, after being uniformly mixed, grinds 30min with three-roller type grinder, obtains waterproof
Modified urea-formaldehyde resin glue.
Described polyvinyl acetate emulsion is with vinylacetate as monomer, and Ammonium persulfate. is initiator, and polyvinyl alcohol is
Dispersant, OP-10 is emulsifying agent and water is that dispersate carries out polymerization in emulsion polymerization systems and obtains.
The present invention is below in conjunction with implementing to be clear from.
Embodiment 1
1. the moisture content being dried by wood particle to sandwich layer is 2%, and the moisture content on top layer is 5%, and takes top layer wood shavings 120
Part, sandwich layer wood shavings 330 parts, wherein wood shavings are the debris used in particieboard produces；
2. by 4 parts of coupling agent vinyltrimethoxy silane usual compressed air atomized spray to sandwich layer wood shavings surface；
3. by the water-repellent modified Lauxite of 10 parts, the most water-repellent modified urea-formaldehyde resin adhesive isobutyl group three by weight
Ethoxysilane: modified urea-formaldehyde resin: the proportioning of polyvinyl acetate emulsion=0.4:55:4, after being uniformly mixed, with three
Three-stage roll mill is ground 30min and is prepared, by wood shavings surface, usual for this resin compressed air atomized spray top layer；
4. sandwich layer wood shavings step 2 obtained are uniform with expandable polystyrene 45 parts to be mixed, and O.5mm particle diameter is；
5. being mated formation by the material that step 3 obtains on the top layer of slab, material step 4 obtained is mated formation at the core of slab
Layer, carries out assembly molding；Carrying out precompressed, the pressure of precompressed is 0.8MPa, squeeze time 3min；Finally carry out hot pressing, hot pressing pressure
Power is 1.5MPa, and hot pressing temperature is 195 DEG C, and hot pressing time is that hot pressing obtains thickness under conditions of 35min is cabinet thick for 30mm
Particieboard in plate；Glue spreader carries out gluing assembly to moist-proof board, particieboard, and wherein moist-proof board thickness is 12mm, and glue is
Above-mentioned water-repellent modified urea-formaldehyde resin adhesive, single spreading amount is 200g/m2, by slab good for assembly in unit pressure 0.8MPa
Under, after precompressed 1.4h, utilizing hot press to carry out hot-forming, deliver in balance storehouse quenched, hot pressing pressure is 0.5MPa, and temperature is
120 DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
6. facing paper is steeped in melamine solution, force up through hot pressing the most again, surrounding fringing aluminium alloy, finally
Prepare the cupboard board with water resistance of 42mm.
Embodiment 2
1. the moisture content being dried by wood particle to sandwich layer is 3%, and the moisture content on top layer is 7%, and takes top layer wood shavings 160
Part, sandwich layer wood shavings 660 parts, wherein wood shavings are the wooden bran used in particieboard produces；
2. by 6 parts of coupling agent vinyltrimethoxy silane usual compressed air atomized spray to sandwich layer wood shavings surface；
3. by the water-repellent modified Lauxite of 14 parts, the most water-repellent modified urea-formaldehyde resin adhesive isobutyl group three by weight
Ethoxysilane: modified urea-formaldehyde resin: the proportioning of polyvinyl acetate emulsion=0.7:60:6, after being uniformly mixed, with three
Three-stage roll mill is ground 30min and is prepared, by wood shavings surface, usual for this resin compressed air atomized spray top layer；
4. sandwich layer wood shavings step 2 obtained are uniform with expandable polystyrene 90 parts to be mixed, and particle diameter is 1.0mm；
5. being mated formation by the material that step 3 obtains on the top layer of slab, material step 4 obtained is mated formation at the core of slab
Layer, carries out assembly molding；Carrying out precompressed, the pressure of precompressed is 1.4MPa, squeeze time 5min；Finally carry out hot pressing, hot pressing pressure
Power is 2MPa, and hot pressing temperature is 205 DEG C, and hot pressing time is that hot pressing obtains thickness under conditions of 44min is cupboard board thick for 33mm
In particieboard；Glue spreader carries out gluing assembly to moist-proof board, particieboard, and wherein moist-proof board thickness is 16mm, and glue is upper
The water-repellent modified urea-formaldehyde resin adhesive stated, single spreading amount is 210g/m2, by slab good for assembly under unit pressure 0.8MPa,
After precompressed 1.6h, utilizing hot press to carry out hot-forming, deliver in balance storehouse quenched, hot pressing pressure is 0.7MPa, and temperature is 125
DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
6. facing paper is steeped in melamine solution, force up through hot pressing the most again, surrounding fringing aluminium alloy, finally
Prepare the cupboard board with water resistance of 49mm.
Embodiment 3
1. the moisture content being dried by wood particle to sandwich layer is 4%, and the moisture content on top layer is 9%, and takes top layer wood shavings 200
Part, sandwich layer wood shavings 1100 parts, wherein wood shavings are the debris used in particieboard produces；
2. by 7 parts of coupling agent vinyltrimethoxy silane usual compressed air atomized spray to sandwich layer wood shavings surface；
3. by the water-repellent modified Lauxite of 18 parts, the most water-repellent modified urea-formaldehyde resin adhesive isobutyl group three by weight
Ethoxysilane: modified urea-formaldehyde resin: the proportioning of polyvinyl acetate emulsion=0.9:75:8, after being uniformly mixed, uses three rollers
Formula grinder grinds 30min to be prepared, by wood shavings surface, usual for this resin compressed air atomized spray top layer；
4. sandwich layer wood shavings step 2 obtained are uniform with expandable polystyrene 120 parts to be mixed, and particle diameter is 2.0mm；
5. being mated formation by the material that step 3 obtains on the top layer of slab, material step 4 obtained is mated formation at the core of slab
Layer, carries out assembly molding；Carrying out precompressed, the pressure of precompressed is 2MPa, squeeze time 8min；Finally carry out hot pressing, hot pressing pressure
For 2.5MPa, hot pressing temperature is 210 DEG C, and hot pressing time is that hot pressing obtains thickness under conditions of 52.5min is cabinet thick for 35mm
Particieboard in plate；Glue spreader carries out gluing assembly to moist-proof board, particieboard, and wherein moist-proof board thickness is 18mm, and glue is
Above-mentioned water-repellent modified urea-formaldehyde resin adhesive, single spreading amount is 230g/m2, by slab good for assembly in unit pressure 0.9MPa
Under, after precompressed 2h, utilizing hot press to carry out hot-forming, deliver in balance storehouse quenched, hot pressing pressure is 0.9MPa, and temperature is
130 DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
6. facing paper is steeped in melamine solution, force up through hot pressing the most again, surrounding fringing aluminium alloy, finally
Prepare the cupboard board with water resistance of 53mm.
Claims (4)
1. a cupboard board, its structure includes the most successively: facing paper, moist-proof board, particieboard；Surrounding aluminium alloy is inlayed
Limit；Coating water-repellent modified urea-formaldehyde resin adhesive between moist-proof board, particieboard, the particieboard in cupboard board is also adopted by this gluing
Agent；
The process of the production method of described cupboard board is:
A. particieboard preparation process: use particle drying-coupling agent to mix-top layer wood shavings gluing-sandwich layer plane with sandwich layer wood shavings
Flower mixes with expandable polystyrene particles-and sheeting process prepares particieboard；
B. gluing process: glue spreader carries out gluing assembly to moist-proof board, particieboard, glue is water-repellent modified urea-formaldehyde resin adhesive
Glutinous agent, single spreading amount is 200～230g/m2, by slab good for assembly under unit pressure 0.8～0.9MPa, precompressed
After 1～2h, utilizing hot press to carry out hot-forming, deliver in balance storehouse quenched, hot pressing pressure is 0.5～0.9MPa, temperature
It is 120～130 DEG C, above-mentioned slab is carried out cutting edge, then sanding, then above-mentioned slab is carried out health preserving process；
C. decoration process: facing paper is steeped in melamine solution, forces up through hot pressing the most again, surrounding aluminium alloy
Fringing, prepares the cupboard board with water resistance；
Described moist-proof board refers to add the plate of the granular moistureproof particle of a certain proportion of redness in the production process of base material,
Plate thickness is 12mm or 16mm or 18mm；
Described particieboard preparation process comprises the concrete steps that: (1) is dried: moisture content wood particle being dried to sandwich layer be 2～
4%, the moisture content on top layer is 5～9%；(2) mixing: add coupling agent and mix homogeneously with sandwich layer wood shavings；(3) gluing: by top layer
The 4 of wood shavings consumption～the water-repellent modified urea-formaldehyde resin adhesive of 10% top layer wood shavings are carried out applying glue process；(4) mixing: will step
Suddenly the sandwich layer wood shavings that (2) obtain mix in proportion with expandable polystyrene particles；(5) pressing plate: step (3) is obtained
Material is paved on slab upper and lower surface, and slab central core uses the material assembly of step (4) gained；Carry out precompressed again, precompressed
Pressure is 0.2～2MPa, the time 2～10min；Finally carry out hot pressing, hot pressing pressure 1.2～3MPa, temperature be 195～
210 DEG C, hot pressing time is every millimeter of thickness of slab 70s～90s, prepares particieboard；
Primary raw material and the parts by weight of described particieboard include:
Expandable polystyrene 15～450 parts；Surface wood wood shavings 120～200 parts, sandwich layer wood particle 330～1100
Part；Coupling agent 3～7 parts；Adhesive 8～18 parts；
Described wood particle is the debris used in particieboard produces；Described coupling agent is the second of 0.5～1.5%
Thiazolinyl trimethoxy silane；Described expandable polystyrene is expandable polystyrene particles, its particle diameter be 0.2～
2.0mm。
2. the cupboard board as described in claim 1, it is characterised in that: the production stage bag of described water-repellent modified Lauxite
Include and prepare modified urea-formaldehyde resin and impregnation technique.
3. cupboard board as claimed in claim 2, it is characterised in that prepare the production stage of modified urea-formaldehyde resin specifically: poly-
Closing and disposably add formalin in reactor, liter high-temperature, to 50～55 DEG C, by sodium hydroxide solution regulation pH value is
7.5～8.0, add the carbamide of formalin weight 12%, add in 35～45min, insulation reaction 48～52min；
Initial reaction stage terminates, and the pH value adding formic acid solution regulation reaction is 4.8～5.2, adds formalin weight 28%
Carbamide, adds in 40～50min, adds the Oxytarch of formalin weight 5%, temperature reaction liquid to 110～120
DEG C, insulation reaction 120min；Reaction polymerization stage in mid-term terminates, and is 7.5～8.5 by sodium hydroxide solution regulation pH value,
Add the carbamide of formalin weight 40%～50%, add in 45～55min, add the bran of formalin weight 6%
Alcohol, reduction reaction temperature is to 70～85 DEG C, and reaction 60～80min, is cooled to room temperature or employing is filtered, and removes the most tolerant,
Obtain modified urea-formaldehyde resin.
4. cupboard board as claimed in claim 2, it is characterised in that impregnation technique is: isobutyl group three ethoxy by weight
Base silane: modified urea-formaldehyde resin: polyvinyl acetate emulsion=0.4～0.9:55～75:4～the proportioning of 8, stirring mixing is all
After even, grind 30min with three-roller type grinder, obtain water-repellent modified urea-formaldehyde resin adhesive；
Described polyvinyl acetate emulsion is with vinylacetate as monomer, and Ammonium persulfate. is initiator, and polyvinyl alcohol is dispersion
Agent, OP-10 is emulsifying agent and water is that dispersate carries out polymerization in emulsion polymerization systems and obtains.
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| CN201510143431.8A CN104760093B (en) | 2015-03-30 | 2015-03-30 | A kind of production method of cupboard board |
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| CN106313260A (en) * | 2016-08-29 | 2017-01-11 | 南宁市林润木业有限公司 | Method for producing cabinet board by adopting damp-proof composite urea resin |
| CN106272831A (en) * | 2016-08-29 | 2017-01-04 | 南宁市创锦胶合板有限责任公司 | Use the method that anticorrosion composite urea formaldehyde resin produces cupboard board |
| CN106346587A (en) * | 2016-08-29 | 2017-01-25 | 南宁市创锦胶合板有限责任公司 | Method for producing cabinet board with anti-insect and anti-mold composite urea-formaldehyde resin |
| CN111995974A (en) * | 2020-09-04 | 2020-11-27 | 广西诺信化工科技有限公司 | Preparation method of E0-grade urea-formaldehyde glue |
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