CN107471786A - Formaldehydeless decoration wooden boards and preparation method thereof - Google Patents

Formaldehydeless decoration wooden boards and preparation method thereof Download PDF

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Publication number
CN107471786A
CN107471786A CN201710878163.3A CN201710878163A CN107471786A CN 107471786 A CN107471786 A CN 107471786A CN 201710878163 A CN201710878163 A CN 201710878163A CN 107471786 A CN107471786 A CN 107471786A
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CN
China
Prior art keywords
formaldehydeless
layer
hot
wooden boards
hot pressing
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CN201710878163.3A
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Chinese (zh)
Inventor
郑军
浦凯亮
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Shanghai Top Grade Agel Ecommerce Ltd
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Shanghai Top Grade Agel Ecommerce Ltd
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Priority to CN201710878163.3A priority Critical patent/CN107471786A/en
Publication of CN107471786A publication Critical patent/CN107471786A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04Layered 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
    • B32B21/06Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/13Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board all layers being exclusively wood
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B21/00Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/14Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
    • B32B3/26Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284Application of adhesive
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/04Punching, slitting or perforating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/714Inert, i.e. inert to chemical degradation, corrosion
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/714Inert, i.e. inert to chemical degradation, corrosion
    • B32B2307/7145Rot proof, resistant to bacteria, mildew, mould, fungi
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/70Other properties
    • B32B2307/726Permeability to liquids, absorption
    • B32B2307/7265Non-permeable
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2601/00Upholstery

Abstract

The invention discloses a kind of formaldehydeless decoration wooden boards, wherein, the idiosome that the wooden boards are made up of two layers of finish coat, two layers of hot melting cohesion layer and one layer of formaldehydeless substrate layer, it is put into hot pressing hot melt bonding between two blocks of steel plates and forms;Two layers described of hot melting cohesion layer is located at the upper and lower layer of formaldehydeless substrate layer respectively;Two layers described of finish coat is respectively positioned at the upper and lower layer of two layers of hot melting cohesion layer.The formaldehydeless decoration wooden boards stable performance of the present invention, protection against the tide, anti-corrosion, insect prevention, suitable for being used under various environment, and will not deform and ftracture during use, production cost is extremely low, will not produce any harmful substance.

Description

Formaldehydeless decoration wooden boards and preparation method thereof
Technical field
The present invention relates to one kind to decorate wooden boards, in particular to a kind of formaldehydeless decoration wooden boards and its preparation side Method.
Background technology
Decoration wooden boards are widely applied on office furniture, Home furniture, cabinet and all kinds of building decoration facings. Decoration wooden boards are using natural seeds fancy veneer or artificial wooden fancy veneer is cut by precision wound or rotary-cut processing side Veneer made from method is simultaneously attached on base material, using adhesion process through a kind of flawless finish sheet material made of hot pressing.Decorate wooden Sheet material is finishing material (natural wood facing and artificial wooden facing) hot pressing bonding in certain thickness and has some strength Formed on backing material plate, such as lumber core, multi-plywood, medium density fibre board (MDF) and particieboard, mistake of the dalle in making The bonding of Cheng Zhong, either backing material plate or backing material plate and finishing material can all use glue, and glue at present on the market is main For urine aldehyde glue and phenol glue:It is simple to urinate the manufacture craft of aldehyde glue, mostly many individual workship productions not high to equipment requirement, but first Aldehyde burst size is larger, because its is cheap, mainly by woodwork plate, in, low density fiberboard use.The content of formaldehyde phase of phenol glue It is lower than urine aldehyde, but price is to urinate several times of aldehyde glue to lead to not promote and the marketization.
Influence of the formaldehyde to health is very big, and it is different to be mainly manifested in allotriosmia, stimulation, allergy, PFT Often, dysfunction of liver and immunologic dysfunction etc..When its concentration reaches 0.06-0.07mg/m3 in every cubic metres of air, Children will occur slightly to pant.When formaldehyde content in indoor air is 0.1mg/m3, just there are peculiar smell and sense of discomfort;Reach During 0.5mg/m3, eyes can be stimulated, causes and sheds tears;Reach 0.6mg/m3, throat discomfort or pain can be caused.When concentration is higher, Nausea and vomiting can be caused, cough is uncomfortable in chest, asthma even pulmonary edema;When reaching 30mg/m3, causing death immediately is understood.China at present Room air pollution pollutes the formaldehyde that most important pollution sources discharge in use for decoration wooden boards, seriously affects The life of people and health.
China Patent Publication No. CN101554741A discloses formaldehyde-free decorative board material and preparation method thereof, and this method is main It is that traditional glue, decorative panel prepared by this method are substituted as adhesive using plastic sheeting between every layer of solid wood board Material can realize really it is formaldehydeless, but use plastic sheeting as adhesive, the problem of bonding intensity is low be present, and make Sheet material easily deforms during, and it is low and cause cracking between sheet material or even peel off to bind fastness between every layer of solid wood board, pole Big influence uses.
In view of the above problems, the invention discloses a kind of formaldehydeless decoration wooden boards and preparation method thereof, it has such as Technical characteristic described below, it is existing to solve the problems, such as.
The content of the invention
The main object of the present invention is aiming at the problem present on and limitation, there is provided a kind of formaldehydeless decoration wood based panel Material and preparation method thereof.It can not only solve the existing decoration wooden boards of prior art, and Form aldehyde release is too high in use The problem of endangering people's health, and sheet material stability is good, has that to cohere fastness height, not degumming, protection against the tide, stability good etc. Feature.
To achieve these goals, the invention discloses a kind of formaldehydeless decoration wooden boards, wherein, the wooden boards by The idiosome of two layers of finish coat, two layers of hot melting cohesion layer and one layer of formaldehydeless substrate layer composition, is put into hot-pressing thermal between two blocks of steel plates Molten bonding forms;Two layers described of hot melting cohesion layer is located at the upper and lower layer of formaldehydeless substrate layer respectively;Two layers described of finish coat Respectively positioned at the upper and lower layer of two layers of hot melting cohesion layer.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described formaldehydeless substrate layer has two layers or more than two layers of nothing Formaldehyde backing material plate hot pressing hot melt adhesive forms, and has one layer of hot melt clamping tack coat between described formaldehydeless backing material plate, described Heat clamping tack coat top and bottom to follow closely provided with equally distributed glue, the tow sides of described formaldehydeless backing material plate, which are provided with, uniformly to be divided The aperture of cloth, described glue nail are adapted with aperture, and the glue nail on described hot melt clamping tack coat inserts formaldehydeless base material Equally distributed aperture on plate.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described formaldehydeless base material plate thickness is 0.5-8mm, described Formaldehydeless backing material plate is that multi-layer substrate block board crisscross hierarchal arrangement after formaldehydeless processing forms through heat pressure adhesive, described Multi-layer substrate block board between using hot melt adhesive film bind, described hot melt adhesive film using polypropylene, polybutadiene, poly- second One or more combination in alkene, heat-resisting enhancement polyvinyl resin is made, and described aperture is to be put into formaldehydeless backing material plate Cold pressing forms on the steel plate of caltrop with distribution rule.
Above-mentioned formaldehydeless decoration wooden boards, wherein, the formaldehydeless processing of described base material block board is using 160-280 DEG C temperature to base material block board carry out 6-26 hours carbonization treatment.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described hot melt clamping tack coat is using polypropylene, polybutadiene One or more combination in alkene, polyethylene, heat-resisting enhancement polyvinyl resin is made.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described hot melting cohesion layer uses polypropylene, polybutadiene, gathered A kind of combination or several combinations in ethene, heat-resisting enhancement polyvinyl resin are made.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described hot melting cohesion is laminated to be distributed uniform glue nail, institute The hot melting cohesion layer stated is engaged with the aperture on the upper and lower layer of formaldehydeless substrate layer respectively containing the one side that glue is followed closely and glue nail is equal The aperture inserted on the upper and lower layer of formaldehydeless substrate layer.
Above-mentioned formaldehydeless decoration wooden boards, wherein, mutually glued between described hot melting cohesion layer and formaldehydeless substrate layer The one side connect is provided with glue nail, and the one side that described finish coat is mutually bonded is not provided with glue nail.
Above-mentioned formaldehydeless decoration wooden boards, wherein, described finish coat can use facing paper, solid wood veneer etc..
A kind of above-mentioned formaldehydeless decoration wooden boards, wherein, described formaldehydeless substrate layer hot pressing time 2-20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure 100-180kg/cm2, the hot pressing of described formaldehydeless decoration wooden boards idiosome Temperature is 180-260 DEG C, hot pressing time 1-10min, hot pressing pressure 60-120kg/cm2, placed 6-10 days after the completion of hot pressing Carry out health and obtain formaldehydeless decoration wooden boards.
A kind of method for preparing formaldehydeless decoration wooden boards, wherein, comprise the following steps:
Step 1:Prepare formaldehydeless backing material plate;
Step 2:Aperture is suppressed on formaldehydeless backing material plate;
Step 3:One-shot forming prepares hot melt clamping tack coat;
Step 4:One-shot forming prepares hot melting cohesion layer;
Step 5:Prepare formaldehydeless substrate layer;
Step 6:Prepare formaldehydeless decoration wooden boards idiosome;
Step 7:After formaldehydeless decoration wooden boards idiosome hot pressing formaldehydeless decoration wood based panel will be obtained through health processing Material.
The above-mentioned method for preparing formaldehydeless decoration wooden boards, wherein, described step 1 also includes:
Step 1.1:Smooth be put into of the block board of substrate layer is carbonized in room and started heating;
Step 1.2:To 160-280 DEG C and after being in stable state, 6-26 hours continuous heating time produce heating-up temperature To the base material block board after formaldehydeless processing;
Step 1.3:The base material block board after formaldehydeless processing obtained in step 1.2 is carried out at the health of 2-5 days Reason;
Step 1.4:One block of smooth steel plate is placed in work top;
Step 1.5:The base material block board after formaldehydeless processing that placed longitudinally step 1.3 obtains in step 1.4;
Step 1.6:One layer of hot melt adhesive film is placed on the base material block board after formaldehydeless processing of step 1.5;
Step 1.7:The laterally disposed base material block board after formaldehydeless processing on the hot melt adhesive film of step 1.6;
Step 1.8:According to actual layer number needs, repeat step 1.6 and step 1.5, step on the basis of step 1.7 One or more of 1.6 and step 1.4 are combined;
Step 1.9:Steel plate is covered in step 1.8 overlying;
Step 1.10:Structure after the completion of step 1.9 is sent into hot press and carries out hot pressing, hot pressing time 10-60min, heat Press 120-260 DEG C of temperature, hot pressing pressure 100-200kg/cm2, formaldehydeless base is obtained after the completion of hot pressing;
Step 1.11:Smooth place 4-7 days of formaldehydeless backing material plate that step 1.10 is obtained carries out health.
The above-mentioned method for preparing formaldehydeless decoration wooden boards, wherein, described step 2 also includes:
Step 2.1:Steel plate is placed, the one side of the regular steel nail of steel plate is upward;
Step 2.2:Formaldehydeless backing material plate is placed on the steel plate of step 2.1;
Step 2.3:Steel plate will be placed on formaldehyde backing material plate that step 1 obtains, the one of regular steel nail is face-down on steel plate Directly contacted with formaldehydeless backing material plate:
Step 2.4:Backing material plate after the formaldehydeless processing that step 2.3 is obtained carries out the health processing of 2-5 days.
The above-mentioned method for preparing formaldehydeless decoration wooden boards, wherein, described step 5 also includes:
Step 5.1:Formaldehydeless backing material plate made from one piece of step 1 is placed on steel plate;
Step 5.2:Hot melt clamping tack coat is placed on the formaldehydeless backing material plate of step 5.1, is heated under clamping tack coat The glue nail of side is directed at the aperture on formaldehydeless backing material plate;
Step 5.3:Formaldehydeless backing material plate is placed on the hot melt clamping tack coat of step 5.2, on formaldehydeless backing material plate Glue nail above aperture alignment hot melt clamping tack coat, formaldehydeless backing material plate can be as needed by two layers or two layers of composition described above;
Step 5.4:Placed on the formaldehydeless backing material plate of step 5.3 and be sent into hot press after steel plate and carry out hot pressing, during hot pressing Between 2-20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure 100-180kg/cm2
Step 5.5:The health that base material after hot pressing in step 5.4 is carried out to 5-7 is handled, and formaldehydeless substrate layer is made.
The above-mentioned method for preparing formaldehydeless decoration wooden boards, wherein, described step 6 also includes:
Step 6.1:Place one block of steel plate:
Step 6.2:One layer of finish coat is placed on the steel plate of step 6.1;
Step 6.3:Hot melting cohesion layer is placed on the finish coat of step 6.2, hot melting cohesion layer is without the one side that glue is followed closely and decorations Surface layer directly contacts;
Step 6.4:Place formaldehydeless substrate layer on the hot melting cohesion layer of step 6.3, the aperture on formaldehydeless substrate layer The aperture being aligned with the glue nail directly contact above hot melting cohesion layer and the glue nail above hot melting cohesion layer on formaldehydeless substrate layer;
Step 6.5:Hot melting cohesion layer is placed on formaldehydeless substrate layer in step 6.4, has glue nail on hot melting cohesion layer One side directly contact and be aligned with the aperture above formaldehydeless substrate layer;
Step 6.6:Finish coat is placed on the hot melting cohesion layer of step 6.5, hot melting cohesion layer is without the one side that glue is followed closely and decorations Surface layer directly contacts;
Step 6.7:Steel plate is placed on the finish coat of step 6.6 and forms formaldehydeless decoration wooden boards idiosome.
The above-mentioned method for preparing formaldehydeless decoration wooden boards, wherein, described step 7 also includes:
Step 7.1:Formaldehydeless decoration wooden boards idiosome is sent into hot pressing in hot press, hot pressing temperature is 180-260 DEG C, Hot pressing time is 1-10min, hot pressing pressure 60-120kg/cm2;Step 7.2:Placed after the completion of hot pressing 6-10 days and carry out health Obtain formaldehydeless decoration wooden boards.
Formaldehydeless decoration wooden boards of the invention a kind of and preparation method thereof as a result of such scheme, be allowed to it is existing Technology is compared, and has advantages below and positive technique effect;
1) formaldehydeless decoration wooden boards stable performance of the invention, protection against the tide, anti-corrosion, insect prevention, suitable under various environment Use, and will not deform and ftracture during use;
2) material and technique are ripe technology used by formaldehydeless decoration wooden boards of the invention, therefore are produced into This is extremely low, is advantageous to carry out the large-scale promotion and application of the marketization;
3) any glue, used cohesive material is not used in formaldehydeless decoration wooden boards of the invention in process of production Material is hot melt thermoplastic, is a kind of environmentally friendly material, will not produce any harmful substance.
4) the formaldehydeless decoration wooden boards of the invention formaldehydeless discharge for waiting toxic and harmful gas in use, peace Loopful is protected.
Brief description of the drawings
Fig. 1 is the structural representation of the formaldehydeless decoration wooden boards of the present invention.
Embodiment
The invention discloses a kind of formaldehydeless decoration wooden boards and preparation method thereof, wherein, by two layers of finish coat 33, two The formaldehydeless decoration wooden boards idiosome hot pressing hot melt of layer hot melting cohesion layer 22 and one layer of formaldehydeless substrate layer composition binds and structure Into;Two layers described of hot melting cohesion layer 22 is located at the upper and lower layer of formaldehydeless substrate layer respectively;Described two layers of finish coat 33 is distinguished Positioned at the upper and lower layer of two layers of hot melting cohesion layer.
The hot pressing hot melt adhesive of formaldehydeless backing material plate 111 that described formaldehydeless substrate layer has two layers or more than two layers forms, There is one layer of hot melt clamping tack coat 112 between described formaldehydeless backing material plate 111, described hot melt clamping tack coat is about 112 Face is distributed uniform glue nail 55, and the described glue nail 55 and on formaldehydeless backing material plate 111 heated on clamping tack coat 112 is equal The aperture 44 of even distribution is engaged, and the glue nail 55 on described hot melt clamping tack coat 112 is inserted on formaldehydeless backing material plate 111 Equally distributed aperture 44.Described formaldehydeless substrate layer hot pressing time 2-20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure For 100-180kg/cm2.After hot pressing, uniformly divide on the backing material plate 111 that glue nail 55 is heated and penetrated into after formaldehydeless processing completely In the aperture 44 and wood fibre of cloth, the adhesive fastness of hot pressing rear substrate is greatly enhanced.
The described thickness of formaldehydeless backing material plate 111 is 0.5-8mm, and described formaldehydeless backing material plate 111 is multi-layer substrate wood Simultaneously heat pressure adhesive forms crisscross hierarchal arrangement core plate after formaldehydeless processing, binds and adopts between described multi-layer substrate block board With hot melt adhesive film, described hot melt adhesive film can use polypropylene, polybutadiene, polyethylene, heat-resisting enhancement polyethylene tree One or more combination in fat is made, and described formaldehydeless backing material plate 111 is also distributed uniform small including tow sides Hole 44, described aperture 44 are that backing material plate 111 is put into cold pressing on the steel plate of the caltrop with distribution rule to form.
The formaldehydeless processing of described base material block board is small to base material block board progress 6-26 using 160-280 DEG C of temperature When carbonization treatment, experiment shows, base material block board can not only improve the stability of timber by carbonization treatment, also causes base Timber core plate has the characteristic such as anti-corrosion and waterproof, fungi-proofing, absorption TVOC.
Described hot melt clamping tack coat 112 can use polypropylene, polybutadiene, polyethylene, heat-resisting enhancement polyethylene One or more combination in resin is made.
Described hot melting cohesion layer 22 can be used in polypropylene, polybutadiene, polyethylene, heat-resisting enhancement polyvinyl resin One or more combination be made.The described one side of hot melting cohesion layer 22 is distributed uniform glue nail.
The formaldehydeless decoration wooden boards are that formaldehydeless decoration wooden boards idiosome is put into hot pressing between two blocks of steel plates Hot melt forms.The hot melting cohesion layer 22 of described formaldehydeless decoration wooden boards idiosome is located at the upper strata of formaldehydeless substrate layer respectively Between finish coat 33 between the lower floor of formaldehydeless substrate layer and finish coat 33, described hot melting cohesion layer 22 contains glue nail 55 One side be engaged respectively with the aperture 44 on the aperture 44 and the lower floor of formaldehydeless substrate layer on the upper strata of formaldehydeless substrate layer And the aperture 44 that glue nail 55 is inserted on the upper and lower layer of formaldehydeless substrate layer.Between hot melting cohesion layer 22 and formaldehydeless substrate layer Mutually the one side of bonding is provided with glue nail 55, can make in the aperture 44 on the formaldehydeless substrate layer of insertion of glue nail 55, after hot pressing, hot melt Adhesives is penetrated into hole and in wood fibre, can greatly improve cohesive force;And the one side of the phase of finish coat 33 bonding is not provided with Glue is followed closely, and it is relatively thin to be primarily due to finish coat, and firmness is enough, and finish coat can be punctured by such as setting glue to follow closely.
Described finish coat 33 can use facing paper or solid wood veneer.
The hot pressing temperature of described formaldehydeless decoration wooden boards idiosome is that described hot pressing temperature is 180-260 DEG C, heat The pressure time is 1-10min, hot pressing pressure 60-120kg/cm2, it is to obtain no first to be placed after the completion of hot pressing and carry out within 6-10 days health Aldehyde decorates wooden boards.
A kind of formaldehydeless decoration wooden boards and preparation method thereof, wherein, comprise the following steps:
Step 1:Prepare formaldehydeless backing material plate;
Step 2:Aperture is suppressed on formaldehydeless backing material plate;
Step 3:One-shot forming prepares hot melt clamping tack coat;
Step 4:One-shot forming prepares hot melting cohesion layer;
Step 5:Prepare formaldehydeless substrate layer;
Step 6:Prepare formaldehydeless decoration wooden boards idiosome;
Step 7:After formaldehydeless decoration wooden boards idiosome hot pressing formaldehydeless decoration wood based panel will be obtained through health processing Material.
Step 1 also includes:
Step 1.1:Smooth be put into of base material block board is carbonized in room and started heating;
Step 1.2:To 160-280 DEG C and after being in stable state, 6-26 hours continuous heating time produce heating-up temperature To the base material block board after formaldehydeless processing;
Step 1.3:The base material block board after formaldehydeless processing obtained in step 1.2 is carried out at the health of 2-5 days Reason;
Step 1.4:One block of smooth steel plate is placed in work top;
Step 1.5:The base material block board after formaldehydeless processing that placed longitudinally step 1.3 obtains in step 1.4;
Step 1.6:One layer of hot melt adhesive film is placed on the base material block board after formaldehydeless processing of step 1.5;
Step 1.7:The laterally disposed base material block board after formaldehydeless processing on the hot melt adhesive film of step 1.6;
Step 1.8:According to actual layer number needs, repeat step 1.6 and step 1.5, step on the basis of the basis of step 1.7 One or more of rapid 1.6 and step 1.4 are combined;
Step 1.9:Steel plate is covered in step 1.8 overlying;
Step 1.10:Structure after the completion of step 1.9 is sent into hot press and carries out hot pressing, hot pressing time 10-60min, heat Press 120-260 DEG C of temperature, hot pressing pressure 100-200kg/cm2, formaldehydeless backing material plate is obtained after the completion of hot pressing
Step 1.11:Smooth place 4-7 days of formaldehydeless backing material plate that step 1.10 is obtained carries out health.
Step 2 also includes:
Step 2.1:Steel plate is placed, the one side of the regular steel nail of steel plate is upward;
Step 2.2:Formaldehydeless backing material plate is placed on the steel plate of step 2.1;
Step 2.3:Place steel plate on the formaldehydeless backing material plate that step 1 obtains, the one of regular steel nail faces on steel plate It is lower directly to be contacted with formaldehydeless backing material plate:
Backing material plate after formaldehydeless processing carries out the health processing of 2-5 days.
Step 5 also includes:
Step 5.1:Formaldehydeless backing material plate made from one piece of step 1 is placed on steel plate;
Step 5.2:Hot melt clamping tack coat is placed on the formaldehydeless backing material plate of step 5.1, is heated under clamping tack coat The glue nail of side is directed at the aperture on formaldehydeless backing material plate;
Step 5.3:Formaldehydeless backing material plate is placed on the hot melt clamping tack coat of step 5.2, on formaldehydeless backing material plate Glue nail above aperture alignment hot melt clamping tack coat, formaldehydeless backing material plate can have two layers or two layers of composition described above as needed;
Step 5.4:Placed on the formaldehydeless backing material plate of step 5.3 and be sent into hot press after steel plate and carry out hot pressing, during hot pressing Between 2-20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure 100-180kg/cm2
Step 5.5:The health that base material after hot pressing in step 6.4 is carried out to 5-7 is handled, and formaldehydeless substrate layer is made.
Step 6 also includes:
Step 6.1:Place one block of steel plate:
Step 6.2:One layer of finish coat is placed on the steel plate of step 6.1;
Step 6.3:Hot melting cohesion layer is placed on the finish coat of step 6.2, hot melting cohesion layer is without the one side that glue is followed closely and decorations Surface layer directly contacts;
Step 6.4:Place formaldehydeless substrate layer on the hot melting cohesion layer of step 6.3, the aperture on formaldehydeless substrate layer The aperture being aligned with the glue nail directly contact above hot melting cohesion layer and the glue nail above hot melting cohesion layer on formaldehydeless substrate layer;
Step 6.5:Hot melting cohesion layer is placed on formaldehydeless substrate layer in step 6.4, has glue nail on hot melting cohesion layer One side directly contact and be aligned with the aperture above formaldehydeless substrate layer;
Step 6.6:Finish coat is placed on the hot melting cohesion layer of step 6.5, hot melting cohesion layer is without the one side that glue is followed closely and decorations Surface layer directly contacts;
Step 6.7:Steel plate is placed on the finish coat of step 6.6 and forms formaldehydeless decoration wooden boards idiosome.
Step 7 also includes:
Step 7.1:Formaldehydeless decoration wooden boards idiosome is sent into hot pressing in hot press, hot pressing temperature is 180-260 DEG C, Hot pressing time is 1-10min, hot pressing pressure 60-120kg/cm2
Step 7.2:It is to obtain formaldehydeless decoration wooden boards to be placed after the completion of hot pressing and carry out within 6-10 days health.
The specific embodiment of the present invention is described in detail above, but the present invention be not restricted to it is described above specific Embodiment, it simply makees example.To those skilled in the art, any equivalent modifications and replacement carried out for the system Also all among scope of the invention.Therefore, the impartial conversion made without departing from the spirit and scope of the invention and repair Change, all should be contained within the scope of the invention.

Claims (16)

  1. A kind of 1. formaldehydeless decoration wooden boards, it is characterised in that:The wooden boards are by two layers of finish coat, two layers of hot melting cohesion layer And the idiosome of one layer of formaldehydeless substrate layer composition, between being put into two blocks of steel plates hot pressing hot melt bonding form;Two layers described of hot melt Tack coat is located at the upper and lower layer of formaldehydeless substrate layer respectively;Two layers described of finish coat is respectively positioned at two layers hot melting cohesion layer Upper and lower layer.
  2. 2. formaldehydeless decoration wooden boards as claimed in claim 1, it is characterised in that:Described formaldehydeless substrate layer has two layers Or more than two layers of formaldehydeless backing material plate hot pressing hot melt adhesive forms, there is one layer of hot melt clamping between described formaldehydeless backing material plate Tack coat, described hot melt clamping tack coat top and bottom provided with equally distributed glue follow closely, described formaldehydeless backing material plate it is positive and negative Two sides is provided with equally distributed aperture, and described glue nail is adapted with aperture, and the glue nail on described hot melt clamping tack coat is equal Insert equally distributed aperture on formaldehydeless backing material plate.
  3. 3. formaldehydeless decoration wooden boards as claimed in claim 2, it is characterised in that:Described formaldehydeless base material plate thickness is 0.5-8mm, described formaldehydeless backing material plate be multi-layer substrate block board after formaldehydeless processing crisscross hierarchal arrangement through heat Pressure is bonded, and is binded between described multi-layer substrate block board using hot melt adhesive film, and described hot melt adhesive film uses poly- third One or more combination in alkene, polybutadiene, polyethylene, heat-resisting enhancement polyvinyl resin is made, described aperture be by Formaldehydeless backing material plate is put into cold pressing on the steel plate of the caltrop with distribution rule and formed.
  4. 4. formaldehydeless decoration wooden boards as claimed in claim 3, it is characterised in that:The described formaldehydeless place of base material block board Manage to carry out the carbonization treatment of 6-26 hours to base material block board using 160-280 DEG C of temperature.
  5. 5. formaldehydeless decoration wooden boards as claimed in claim 2, it is characterised in that:Described hot melt clamping tack coat uses One or more combination in polypropylene, polybutadiene, polyethylene, heat-resisting enhancement polyvinyl resin is made.
  6. 6. formaldehydeless decoration wooden boards as claimed in claim 2, it is characterised in that:Described hot melting cohesion layer uses poly- third A kind of combination or several combinations in alkene, polybutadiene, polyethylene, heat-resisting enhancement polyvinyl resin are made.
  7. 7. formaldehydeless decoration wooden boards as claimed in claim 2, it is characterised in that:Described hot melting cohesion is laminated to be had point Cloth uniform glue nail, the one side that described hot melting cohesion layer is followed closely containing glue respectively with it is small on the upper and lower layer of formaldehydeless substrate layer The aperture that hole is engaged and glue nail is inserted on the upper and lower layer of formaldehydeless substrate layer.
  8. 8. formaldehydeless decoration wooden boards as claimed in claim 7, it is characterised in that:Described hot melting cohesion layer with it is formaldehydeless The one side being mutually bonded between substrate layer is provided with glue nail, and the one side that described finish coat is mutually bonded is not provided with glue nail.
  9. 9. formaldehydeless decoration wooden boards as claimed in claim 1, it is characterised in that:Described finish coat can use decoration Paper, solid wood veneer.
  10. A kind of 10. formaldehydeless decoration wooden boards as claimed in claim 1, it is characterised in that:Described formaldehydeless substrate layer Hot pressing time 2-20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure 100-180kg/cm2, described formaldehydeless decoration wood The hot pressing temperature of lumber idiosome is 180-260 DEG C, hot pressing time 1-10min, hot pressing pressure 60-120kg/cm2, hot pressing After the completion of place 6-10 days carry out health i.e. obtain formaldehydeless decoration wooden boards.
  11. A kind of 11. method for preparing formaldehydeless decoration wooden boards, it is characterised in that:Comprise the following steps:
    Step 1:Prepare formaldehydeless backing material plate;
    Step 2:Aperture is suppressed on formaldehydeless backing material plate;
    Step 3:One-shot forming prepares hot melt clamping tack coat;
    Step 4:One-shot forming prepares hot melting cohesion layer;
    Step 5:Prepare formaldehydeless substrate layer;
    Step 6:Prepare formaldehydeless decoration wooden boards idiosome;
    Step 7:After formaldehydeless decoration wooden boards idiosome hot pressing formaldehydeless decoration wooden boards will be obtained through health processing.
  12. 12. the method for formaldehydeless decoration wooden boards is prepared as claimed in claim 11, it is characterised in that:Described step 1 Also include:
    Step 1.1:Smooth be put into of the block board of substrate layer is carbonized in room and started heating;
    Step 1.2:Heating-up temperature to 160-280 DEG C and after being in stable state, 6-26 hours continuous heating time obtain through Base material block board after formaldehydeless processing;
    Step 1.3:The health that the base material block board after formaldehydeless processing obtained in step 1.2 is carried out 2-5 days is handled;
    Step 1.4:One block of smooth steel plate is placed in work top;
    Step 1.5:The base material block board after formaldehydeless processing that placed longitudinally step 1.3 obtains in step 1.4;
    Step 1.6:One layer of hot melt adhesive film is placed on the base material block board after formaldehydeless processing of step 1.5;
    Step 1.7:The laterally disposed base material block board after formaldehydeless processing on the hot melt adhesive film of step 1.6;
    Step 1.8:According to actual layer number needs, on the basis of step 1.7 repeat step 1.6 and step 1.5, step 1.6 and One or more of step 1.4 combines;
    Step 1.9:Steel plate is covered in step 1.8 overlying;
    Step 1.10:Structure after the completion of step 1.9 is sent into hot press and carries out hot pressing, hot pressing time 10-60min, hot pressing temperature 120-260 DEG C of degree, hot pressing pressure 100-200kg/cm2, formaldehydeless base is obtained after the completion of hot pressing;
    Step 1.11:Smooth place 4-7 days of formaldehydeless backing material plate that step 1.10 is obtained carries out health.
  13. 13. the method for formaldehydeless decoration wooden boards is prepared as claimed in claim 11, it is characterised in that:Described step 2 Also include:
    Step 2.1:Steel plate is placed, the one side of the regular steel nail of steel plate is upward;
    Step 2.2:Formaldehydeless backing material plate is placed on the steel plate of step 2.1;
    Step 2.3:To place steel plate on formaldehyde backing material plate that step 1 obtains, on steel plate the one of regular steel nail down i.e. with Formaldehydeless backing material plate directly contacts:
    Step 2.4:Backing material plate after the formaldehydeless processing that step 2.3 is obtained carries out the health processing of 2-5 days.
  14. 14. the method for formaldehydeless decoration wooden boards is prepared as claimed in claim 11, it is characterised in that:Described step 5 Also include:
    Step 5.1:Formaldehydeless backing material plate made from one piece of step 1 is placed on steel plate;
    Step 5.2:Hot melt clamping tack coat is placed on the formaldehydeless backing material plate of step 5.1, is heated below clamping tack coat Glue nail is directed at the aperture on formaldehydeless backing material plate;
    Step 5.3:Place formaldehydeless backing material plate on the hot melt clamping tack coat of step 5.2, the aperture on formaldehydeless backing material plate Glue nail above alignment hot melt clamping tack coat, formaldehydeless backing material plate can be as needed by two layers or two layers of composition described above;
    Step 5.4:Hot press progress hot pressing, hot pressing time 2- are sent into after steel plate is placed on the formaldehydeless backing material plate of step 5.3 20min, 150-300 DEG C of hot pressing temperature, hot pressing pressure 100-180kg/cm2
    Step 5.5:The health that base material after hot pressing in step 5.4 is carried out to 5-7 is handled, and formaldehydeless substrate layer is made.
  15. 15. the method for formaldehydeless decoration wooden boards is prepared as claimed in claim 11, it is characterised in that:Described step 6 Also include:
    Step 6.1:Place one block of steel plate:
    Step 6.2:One layer of finish coat is placed on the steel plate of step 6.1;
    Step 6.3:Hot melting cohesion layer, the one side and finish coat that hot melting cohesion layer is followed closely without glue are placed on the finish coat of step 6.2 Directly contact;
    Step 6.4:Place formaldehydeless substrate layer on the hot melting cohesion layer of step 6.3, the aperture on formaldehydeless substrate layer and heat The glue nail above the directly contact of glue nail and hot melting cohesion layer above molten tack coat is directed at the aperture on formaldehydeless substrate layer;
    Step 6.5:Hot melting cohesion layer is placed on formaldehydeless substrate layer in step 6.4, there is the one of glue nail on hot melting cohesion layer Face directly contacts and is aligned with the aperture above formaldehydeless substrate layer;
    Step 6.6:Finish coat is placed on the hot melting cohesion layer of step 6.5, the one side and finish coat that hot melting cohesion layer is followed closely without glue Directly contact;
    Step 6.7:Steel plate is placed on the finish coat of step 6.6 and forms formaldehydeless decoration wooden boards idiosome.
  16. 16. the method for formaldehydeless decoration wooden boards is prepared as claimed in claim 11, it is characterised in that:Described step 7 Also include:
    Step 7.1:Formaldehydeless decoration wooden boards idiosome is sent into hot pressing in hot press, hot pressing temperature is 180-260 DEG C, hot pressing Time is 1-10min, hot pressing pressure 60-120kg/cm2
    Step 7.2:It is to obtain formaldehydeless decoration wooden boards to be placed after the completion of hot pressing and carry out within 6-10 days health.
CN201710878163.3A 2017-09-26 2017-09-26 Formaldehydeless decoration wooden boards and preparation method thereof Pending CN107471786A (en)

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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710878163.3A CN107471786A (en) 2017-09-26 2017-09-26 Formaldehydeless decoration wooden boards and preparation method thereof

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Country Link
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108501469A (en) * 2018-06-29 2018-09-07 南京林业大学 A kind of mosquito repellent ornament materials and preparation method thereof
CN108909096A (en) * 2018-07-04 2018-11-30 锦屏县东南木业有限公司 A kind of durable ecological board

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108501469A (en) * 2018-06-29 2018-09-07 南京林业大学 A kind of mosquito repellent ornament materials and preparation method thereof
CN108909096A (en) * 2018-07-04 2018-11-30 锦屏县东南木业有限公司 A kind of durable ecological board

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