CN108240074A - Anti impact polyurethane surface-decorating material - Google Patents

Abstract

The invention discloses a kind of anti impact polyurethane surface-decorating materials, and including two big flows, each flow comprises the concrete steps that：First, priming paint line processing process：1. fixed thickness sanding and dedusting, 2. roller coating back side seal coat is simultaneously solidified into the first UV closing enamelled coatings, 3. roller coating UV bleeding agents are twice, 4. infrared leveling, 5. positive application UV putty and UV curing generation UV putty layers, 6. three times UV seal coats of roller coating and respectively curing generate three layer of the 2nd UV closing enamelled coating, 7. washed ore light；2nd, roller coating final paint line technological process：1. dedusting, 2. the first UV glue-lines of roller coating UV glue generation, 3. apply five times UV finishing coats and cure five layers of UV top coat layers of generation.It can solve ultraviolet light curing bleeding agent and fiber reinforced calcium silicate board or strong infiltration, rapid osmotic, the percdation of fiber cement board, deep cure forms a film, and three-dimensional chemical network cross-linking reaction is formed with UV putty, UV seal coats, the adhesion problem of architectural surface and substrate can be solved.

Description

Anti impact polyurethane surface-decorating material

Technical field

The present invention relates to a kind of dalle and its production methods, are exactly a kind of anti impact polyurethane surface-decoratings Material.

Background technology

With the development of society and the continuous improvement of people's life taste, people are to building inner-outer wall color and decorative pattern Propose higher requirement, it is desirable to which the pattern of skin is more dazzled beautiful colorful.But there are following for decorative architecture beyond the region of objective existence wall It is difficult：1st, the plank of structure skin decoration is mainly fiber reinforced calcium silicate board or fiber cement board, and is increased in fiber Gluing between coating interlayer poor adhesion, dope layer and plank easily occurs in the common coating of application on strong calcium silicate board or fiber cement board The phenomenon that attached force difference, plank boiling water resistance difference and plate bursting；2nd, existing coating process is not suitable for mass production, production cost compared with Height, energy consumption are 5 times of UV fluorine carbon applications, are unfavorable for energy-saving and emission-reduction.

In conclusion at present in the production of fire retarding wood and wood materials, it is necessary to whole to plank component units or plank It carries out fire retardant matter impregnation and can be only achieved ideal flame retardant effect.This flame retardant treatment mode brings many unfavorable shadows It rings, such as complex treatment process reduces the physical and mechanical property of material, there is harmful effect phenomenon to adhesive curing performance, influences Follow-up suitability for secondary processing repeats dry and increases energy consumption etc..

Invention content

The purpose of the present invention, there is provided a kind of anti impact polyurethane surface-decorating materials, it can solve ultraviolet light curing Bleeding agent and fiber reinforced calcium silicate board or strong infiltration, rapid osmotic, the percdation of fiber cement board, deep cure film forming, And three-dimensional chemical network cross-linking reaction is formed with UV putty, UV seal coats, thoroughly solve the attachment of architectural surface and substrate So as to solve coating process on fiber reinforced calcium silicate board or fiber cement board, easily there is coating interlayer adhesion force in power problem Between difference, dope layer and plank the problem of poor adhesion, plank boiling water resistance difference and plate bursting, and it can realize efficient industrial metaplasia Production, so as to which the production cost of making sheet be greatly reduced.It can also solve the transfer on fiber reinforced calcium silicate board or fiber cement board Technology realizes mass production there are problem.

The purpose of the present invention is what is be achieved through the following technical solutions：Outer wall heat insulating and decorating plate with vacuum heat-insulation includes plate Material, the front of plank are equipped with UV putty layers, and the back side of plank is equipped with the first UV and closes enamelled coating, plank, the first UV seal coats The periphery of layer and UV putty layers is equipped with three layer of the 2nd UV and closes enamelled coating, and the outside of the 2nd UV closing enamelled coatings is equipped with the first UV glue Layer and five layers of UV top coat layers.The outside of the UV top coat layers is equipped with the 2nd UV glue-lines, and the outside of the 2nd UV glue-lines, which is equipped with, imitates Filming, the outside of Biomimetic membranes are equipped with two layers of the 2nd UV colored paint layers.The 2nd UV of the third layer closings enamelled coating is white primer, Thickness is 70-110 microns.

Anti impact polyurethane surface-decorating material, including following two big technological processes, each flow includes specific following step Suddenly：

First, priming paint line processing process：

1. fixed thickness sanding and dedusting：Smooth, positive sanding 120 mesh of abrasive band, back side sand is sanded in plank positive and negative with sander Light 80 mesh of abrasive band in favor of UV seal coat coating uniforms later, prevents UV finishing coats from bottom drain phenomenon occurs when being sanded, from And ensure finishing coat and do not continue to permeate to plank；Manually or dust removal machine removes plate surface floating dust, in case UV is greasy after influencing The attachment of son and UV seal coats；

2. roller coating back side seal coat is simultaneously solidified into the first UV closing enamelled coatings：With single roller roller coating UV seal coats, solidification energy is 250-300 mj/cm2 ；

3. roller coating UV bleeding agents are twice：A stirs evenly whole bucket UV bleeding agents, after making its dispersion 5-7 minutes, with sea and now There is technology to compare, the present invention has the following advantages：

1. insulation and decoration is two-in-one to integrate the high-efficiency insulated performance of mineral wool and the decoration functions of decorative panel, one block of plank Two kinds of functions；

2. heat preservation, heat-proof quality are good

Heat insulating decorative board of the present invention is stablized using industrialization Automatic Production Line, product quality, the high density of intermediate insulating layer Mineral wool has fabulous heat-insulating property, thermal conductivity factor λ≤0.035W/mK, the polyphenyl second generally used with the current country Alkene (thermal conductivity factor λ≤0.042W/mK), rock wool (thermal conductivity factor λ≤0.050W/mK) are compared, and heat insulation effect carries After high 20% -25% by keel and wall connecting, the air layer between plank and wall can play double-layer heat insulation, be separated with Beneficial effect

The hollow pipe and accessory of uniform shapes improve acoustic decoration board standardization in itself and aesthetics；Quickly connection and Connector system improves acoustic decoration board producing efficiency and technological level；Strong adsorption magnet arrangement and self-priming bayonet unit Application, the installation speed of acoustic decoration board can be significantly improved, project installation expense and time is saved, dragon can be directly installed on On bone, the application of the levelling base's plank of building interior is saved, the synthesis cost and building for significantly reducing engineering are born a heavy burden, and are expanded and are inhaled Cavity after soundboard significantly improves the sound absorption function of abatvoix；Flatness regulatory function device and all directions translational adjustment function dress The application put can significantly improve the flatness and aesthetics on acoustic decoration board surface, improve the decorative effect of sound-absorbing engineering；It is living The application of dynamic plug-in card, can radical change acoustic decoration board can not it is easy to disassemble, cannot replace and can not be used repeatedly Drawback improves the utilization ratio of product itself and resource reutilization ability；Product does not have to gypsum, without resin adhesive curing, no With timber, make product that there is the features such as intensity height, good environmental protection, fire-proof and water-proof, non-deformability is strong.

Thermal effect, heat-insulating property are far above the standard of national energy-saving 65%.Appearance is rich and varied, imitates stone material, imitative ceramic tile, imitates A variety of decorative forms such as wood grain and aluminum facade can meet the individual demand of different clients.

Security performance is high, and heat insulating decorative board, using dry construction, avoids old caused by traditional chemistry is pasted from heavy and light Change obscission, in addition mineral wool is A grades of incombustible materials, eliminates security risk.Traditional exterior-wall heat insulation Finish System is applied Work, general on-site layering are gradually constructed, and the construction time is long, complex procedures, big by inside even from weather.Heat insulating decorative board of the present invention Complete dry construction is installed not by weather, seasonal effect, and mounting means is simple and direct, and construction efficiency is 2 times of traditional method or more. Building that is newly-built and repairing, public building, civil buildings can be used, and be not required to carry out building wall cumbersome pre- Processing, especially in the reducing energy consumption to existing building, on the basis of not needing to handle original building exterior wall, you can It constructs.

It is 7. durable.

Specific embodiment

Outer wall heat insulating and decorating plate of the present invention with vacuum heat-insulation, including plank 1, the front of plank 1 is equipped with UV Putty layer 4, the back side of plank 1 are equipped with the first UV and close enamelled coating 3, plank 1, the first UV closing enamelled coatings 3 and UV putty layers 4 Periphery be equipped with three layer of the 2nd UV and close enamelled coating 5, the outside of the 2nd UV closing enamelled coatings 5 is equipped with the first UV glue-lines 8 and five layers UV top coat layers 9.The outside of the UV top coat layers 9 is equipped with the 2nd UV glue-lines 7, and the outside of the 2nd UV glue-lines 7 is equipped with bionical Film 6, the outside of Biomimetic membranes 6 are equipped with two layers of the 2nd UV colored paints layers 11.The 2nd UV of the third layer closings enamelled coating 5 is white bottom Paint, thickness is 70-110 microns.

A kind of anti impact polyurethane surface-decorating material, including following two big technological processes, each flow include specifically with Lower step：

First, priming paint line processing process：

1. fixed thickness sanding and dedusting：Smooth, positive sanding 120 mesh of abrasive band, back side sand is sanded in plank positive and negative with sander Light 80 mesh of abrasive band in favor of UV seal coat coating uniforms later, prevents UV finishing coats from bottom drain phenomenon occurs when being sanded, from And ensure finishing coat and do not continue to permeate to plank；Manually or dust removal machine removes plate surface floating dust, in case UV is greasy after influencing The attachment of son and UV seal coats；

2. roller coating back side seal coat is simultaneously solidified into the first UV closing enamelled coatings 3：With single roller roller coating UV seal coats, solidification energy is 250-300 mj/cm2 ；

3. roller coating UV bleeding agents generate UV penetrant layers 2 twice：A stirs evenly whole bucket UV bleeding agents, it is made to disperse 5- After 7 minutes, with sponge roller in the uniform roller coating first pass UV bleeding agents in the entire outer surface of plank 1, it is especially unable to holiday plank 1 edge；B places plank 1 4-5 hours, in favor of the fully penetrated of bleeding agent；C is again by 1 entire appearance of plank Face applies second time UV bleeding agent；

4. infrared leveling：Infrared leveling processing is carried out to the plank 1 of infiltration processing；

5. positive application UV putty and UV curing generation UV putty layers 4：A luting machine roller coating UV putty, b carry out UV Curing, solidification energy are 80-120 mj/cm2, make the curing of UV putty incomplete；UV putty is mainly used for closing plate surface Defect；

6. three times UV seal coats of roller coating and respectively curing generate three layer of the 2nd UV closing enamelled coating 5：A double roller roller coating first passes UV seal coats, UV curings, solidification energy are 180-240 mj/cm2；B makees sanded treatment to first pass UV closing enamelled coatings, Abrasive band 240-320 mesh makees dust removal process after sand milling；C second time UV seal coat of curtain coater showering, UV curings, cures energy It measures as 180-240 mj/cm2；The UV seal coats of d curtain coater showering whites form white primer, through infrared leveling After processing, then UV curings, solidification energy power 1200-2000mj/cm2.The effect of first pass UV seal coats be to UV putty, Play additional reinforcement between UV bleeding agents and plank 1.Second time UV seal coat is conducive to showering white background and plank 1 is more preferable Combination；

7. washed ore light：The white UV seal coats of third time are sand flat with washed ore machine, complete the prime treatment of plank, make plank into For half-finished product plate, 320 mesh of abrasive band.

2nd, roller coating final paint line technological process：

1. dedusting：Dust removal process is made to the half-finished product plate surface；

2. roller coating UV glue generates the first UV glue-lines 8：The surface roller coating UV of painting UV finishing coats is needed to half-finished product plate with roll coater Glue；UV cures, and solidification energy is 50-80 mj/cm2, makes UV adhesive curings incomplete；

3. it applies five times UV finishing coats and cures five layers of UV top coat layers 9 of generation：A roll coater roller coating first pass UV finishing coats, UV are solid Change, solidification energy l00-600 mj/cm2；B roller coating UV finishing coats second time：With second time UV finishing coat of roll coater roller coating, UV is solid Change, solidification energy l00-600 mj/cm2；C is with roll coater roller coating third all over UV finishing coats, UV curings, solidification energy l00- 600mj/cm2 ；D roll coater roller coating UV glue, UV curings, solidification energy 50-80mj/cm2 make UV glue not exclusively solid Change；E the 4th time UV finishing coat of roll coater roller coating；F the 5th time UV finishing coat of curtain coater showering, to increase the plumpness of finishing coat； After g elder generations infrared leveling, then carry out UV curings and decorating inner and external walls plate, solidification energy 1200-2000mj/cm2 is made.To prevent Decorating inner and external walls plate damages, and internally decorative plate of outer wall can carry out covering protective film and packaging.Through largely testing discovery, in work technique It just can both increase the hiding rare of paint in five times UV finishing coats of few painting, it is ensured that the real colour of decorative panel, and decorative panel can be made Case hardness reaches requirement.

Number, the interval time permeated are permeated by control in production process, and uses and is painted with bleeding agent, putty, closing UV cures together after paint, i.e. the cured processing technology of ultraviolet light, makes plank 1, UV bleeding agents, UV putty, UV seal coat shapes Into three-dimensional net macromolecular structure, poor adhesion, the resistance to boiling of plank between coating interlayer poor adhesion, dope layer and plank 1 can be solved Aqueous difference and the technical barrier of plate bursting, and decorating inner and external walls plate mechanical and physical performance can be greatly improved.

The plank 1 is fiber reinforced calcium silicate board, proportion：Interior wall 1.2-1.35g/cm3, exterior wall 1.4-1.9g/ Cm3 and moisture content 8-10%.The hardening time is 3-10 seconds.The cured devices of UV be high-pressure sodium lamp, iron lamp or Iodine gallium light.The temperature of infrared leveling：50-60 DEG C, time 0.5-1 minute.Step in priming paint line processing process 3. in The temperature of the UV bleeding agents is 30-40 DEG C, also, the requirement of roller coating is respectively twice, first time UV bleeding agent 60g/ ㎡, Second of UV bleeding agent 20g/ ㎡.

1st, fiber reinforced calcium silicate board or fiber cement board performance indicator

According to the present invention, the main function of the dehydration catalyst is the dehydration carbonization for promoting carbon forming agent, at the same under high temperature due to Resin decomposition and the non-flammable gases that generate make carbide foaming and intumescing so that form one layer of uniform expansion in combustible surface Layer, completely cuts off external heat and oxygen internally transmits, so as to achieve the purpose that base material is protected to prevent it from burning.

According to the present invention, the adjuvant can known in those skilled in the art various improve the fire retardant glue The flame retardant property of stick, smoke suppressing and the substance for reducing free formaldehyde, under preferable case, the adjuvant is aluminium hydroxide And/or magnesium hydroxide or for selected from alumina silicate fibre, glass fibre, asbestos fibre, hollow glass microbead, modified silicic acid Boron, expansible graphite, have layer silicate, silica, alundum (Al2O3) and urea in one or more and hydrogen The mixture of aluminium oxide and/or magnesium hydroxide.

Wherein, the aluminium hydroxide and magnesium hydroxide decompose caloric receptivity greatly, and the H2O generated after pyrolytic can play suction Heat effect, the oxide isolation heat and the translocation of oxygen internally of molten condition, and the oxide after decomposition is resistance to High temperature substance, the progress of burning can further be prevented again by being attached to combustible surface.Aluminium hydroxide and magnesium hydroxide are entire It is not only generated during fire-retardant without any harmful substance, and the product decomposed also is able to play elimination cigarette fire-retardant while Mist and the effect for absorbing heat.

According to the present invention, the water soluble amino resin can be selected from the various water soluble amino resins of this field routine, Under preferable case, the water soluble amino resin in melamine resin and cyanurotriamide modified urea resin one Kind is a variety of.The various methods that cyanurotriamide modified urea resin used in the present invention is known in the art obtain, the trimerization Cyanamide modified urea-formaldehyde resin can be by commercially available or be prepared, for example, can be according to method disclosed in CN100572445C Cyanurotriamide modified urea resin is prepared.The water soluble amino resin using have good glue performance and water resistance as It is main, while one of composition for also doubling as fire retardant matter, heat, which can decompose, releases the non-flammable compressive gases such as ammonia, vapor, reduces The heat of combustible surface dilutes the concentration of combustible surface fuel gas, therefore water soluble amino resin is this item hair One of bright crucial component.The water soluble amino resin can be commercially available, can also be according to known in this field Various preparation methods obtain, for example, can be according to CN1527853A, CN 1105694A, CN 1834186A, CN

101134835A and document [J Wood Sci (2001) 47：451-457] etc. disclosed in method be prepared.

According to the present invention, the carbon forming agent can be selected from the various carbon forming agents of this field routine, under preferable case, it is described into One or more of charcoal agent in sucrose, sorbose, starch, pentaerythrite, dipentaerythritol and tripentaerythritol.With water solubility The non-flammable compressive gases such as ammonia, vapor that amino resins heat releases are air source, and the carbon forming agent is in the effect of dehydration catalyst Lower dehydration carbonization forms the expanded charred layer of foam-like in combustible surface, has been coated in the expanded charred layer of the foam-like big The non-flammable compressive gas of amount has not only effectively obstructed radiation effects of the external heat source to internal timber, but also has separated oxygen and inside The contact of timber, so as to reach fire-retardant, fire prevention purpose.

The preparation method of the flame-retarding adhesive is not particularly limited in the present invention, for example, by water soluble amino resin, taking off Water catalyst, carbon forming agent and fire-retardant adjuvant and the water selectively contained are uniformly mixed；The dehydration catalyst is selected from It is one or more in ammonium polyphosphate, melamine orthophosphates and melamine pyrophosphate；The ammonium polyphosphate The degree of polymerization is more than 20, preferably 1000-1500.

Wherein, the dosage of each substance is preferably so that on the basis of the total weight of flame-retarding adhesive, water soluble amino resin Content is 30-70 weight %, and the content of dehydration catalyst is 8-35 weight %, and the content of carbon forming agent is 2-20 weight %, auxiliary The content of auxiliary agent is 2-30 weight %, and the content of water is 0-40 weight %.In the case of further preferably, the dosage of each substance makes It is able on the basis of the total weight of flame-retarding adhesive, the content of water soluble amino resin is 40-60 weight %, dehydration catalyst Content is 10-25 weight %, and the content of carbon forming agent is 5-15 weight %, and the content of adjuvant is 3-20 weight %, and water contains It measures as 0-30 weight %.

According to the present invention, the selection of the type of above-mentioned each component has been described above, and repeats no more herein.

The application method of flame-retarding adhesive of the present invention is to be mixed to get aqueous flame-retarding adhesive with curing agent The mixture is coated on the surface of the material of pending flame retardant treatment by mixture, then will be coated with the flame-retarding adhesive Wood materials assembly and hot-press solidifying.The painting of the mixture of aqueous flame-retarding adhesive and curing agent containing the present invention Cloth amount can be depending on the fire-retardant demand to various different materials, and there is no particular limitation.It in other words, can when unused Directly flame-retarding adhesive provided by the invention will be can obtain after the mixing of each solid component.

According to the present invention, the mixing of various components can be carried out at the same time and can also carry out step by step, and the sequence of mixing can't The performance of flame-retarding adhesive to obtaining has an impact, for example, can water and water soluble amino resin first be mixed to get liquid Water soluble amino resin, then remaining component is uniformly mixed with the water soluble amino resin of the liquid again or A certain amount of water can also be filled into as needed to meet the needs of coating；After can also each component directly be mixed with water It arrives；When in use, the content of water is preferably the 20-30 weight % of the total weight of aqueous flame-retarding adhesive.

It is above disclosed to be merely a preferred embodiment of the present invention, the right of the present invention cannot be limited with this certainly Range, therefore the equivalent variations made according to scope of the present invention patent, are still within the scope of the present invention.

Claims (6)

1. anti impact polyurethane surface-decorating material, it is characterised in that：Including following two big technological processes, each flow includes tool Body following steps：

First, priming paint line processing process：

1. fixed thickness sanding and dedusting：Smooth, positive sanding 120 mesh of abrasive band, back side sand is sanded in plank positive and negative with sander Light 80 mesh of abrasive band in favor of UV seal coat coating uniforms later, prevents UV finishing coats from bottom drain phenomenon occurs when being sanded, from And ensure finishing coat and do not continue to permeate to plank；Manually or dust removal machine removes plate surface floating dust, in case UV is greasy after influencing The attachment of son and UV seal coats；

2. roller coating back side seal coat is simultaneously solidified into the first UV closing enamelled coatings（3）：With single roller roller coating UV seal coats, solidification energy is 250-300 mj/cm2 ；

3. roller coating UV bleeding agents are twice：A stirs evenly whole bucket UV bleeding agents, after making its dispersion 5-7 minutes, uses sponge roller In plank（1）The uniform roller coating first pass UV bleeding agents in entire outer surface, be especially unable to holiday plank（1）Edge；B will Plank（1）It places 4-5 hours, in favor of the fully penetrated of bleeding agent；C is again by plank（1）Entire outer surface applies second time UV Bleeding agent；

4. infrared leveling：To the plank of infiltration processing（1）Carry out infrared leveling processing；

5. positive application UV putty and UV curing generation UV putty layers（4）：A luting machine roller coating UV putty, b carry out UV Curing, solidification energy are 80-120 mj/cm2, make the curing of UV putty incomplete；UV putty is mainly used for closing plate surface Defect；

6. three times UV seal coats of roller coating and respectively curing generate three layer of the 2nd UV closing enamelled coating（5）：A double roller roller coating first All over UV seal coats, UV curings, solidification energy is 180-240 mj/cm2；B makees at sand milling first pass UV closing enamelled coatings It manages, abrasive band 240-320 mesh, makees dust removal process after sand milling；C second time UV seal coat of curtain coater showering, UV curings, curing Energy is 180-240 mj/cm2；The UV seal coats of d curtain coater showering whites, after infrared leveling is handled, then UV Curing, solidification energy power 1200-2000mj/cm2；

7. washed ore light：The white UV seal coats of third time are sand flat with washed ore machine, complete the prime treatment of plank, make plank into For half-finished product plate, 320 mesh of abrasive band；

2nd, roller coating final paint line technological process：

1. dedusting：Dust removal process is made to the half-finished product plate surface；

2. roller coating UV glue generates the first UV glue-lines（8）：The surface roller coating UV of painting UV finishing coats is needed to half-finished product plate with roll coater

Glue；UV cures, and solidification energy is 50-80 mj/cm2, makes UV adhesive curings incomplete；

3. it applies five times UV finishing coats and cures five layers of UV top coat layers of generation（9）：A roll coater roller coating first pass UV finishing coats, UV Curing, solidification energy l00-600 mj/cm2；B roller coating UV finishing coats second time：With second time UV finishing coat of roll coater roller coating, UV cures, solidification energy l00-600 mj/cm2；C is with roll coater roller coating third all over UV finishing coats, UV curings, solidification energy l00-600mj/cm2 ；D roll coater roller coating UV glue, UV curings, solidification energy is 50-80mj/ cm2, makes UV glue not It is fully cured；E the 4th time UV finishing coat of roll coater roller coating；F the 5th time UV finishing coat of curtain coater showering, to increase finishing coat Plumpness；After g elder generations infrared leveling, then carry out UV curings and decorative plate of outer wall, solidification energy 1200-2000mj/cm2 is made.

2. the anti impact polyurethane surface-decorating material according to claim 1, it is characterised in that：The decorative plate of outer wall Nature-imitation ornamental plate of the processing generation according to the following steps with bionical effect：

1. dedusting：Processing is dusted to the decorative plate of outer wall；

2. roller coating UV glue simultaneously cures the 2nd UV glue-lines of generation（7）：With roll coater roller coating UV glue, UV semi-solid preparations：Solidification energy For 50-80 mj/cm2, make UV glue not fully cured；

3. UV transfer film of the patch with bionical effect forms Biomimetic membranes（6）：With UV transfer pasting membranes machine by UV transfer films gluing simultaneously It overlays on decorative plate of outer wall, UV cures：Ensure disposably through energy 1200-2000mj/cm2；It will with automatic film rolling machine Basement membrane is rolled, i.e., except PET basement membranes；

4. infrared leveling；

5. roller coating UV glue generates the 3rd UV glue-lines（10）：With roll coater roller coating UV glue, UV curings, solidification energy l00- 200mj/cm2 makes UV glue not fully cured；

6. it applies twice of UV finishing coat and cures the 2nd UV of generation in colored paint layer（11）：A roll coater roller coating first pass UV finishing coats, UV cures, solidification energy 180-240mj/cm2；B second time UV finishing coat of curtain coater showering, increases the full of finishing coat Degree, infrared leveling, UV curings, solidification energy 1200-2000 mj/cm2；The decoration of exterior wall with bionical effect is made Plate.

3. the anti impact polyurethane surface-decorating material according to claim 1, it is characterised in that：The plank（1）It is Fiber reinforced calcium silicate board, proportion：Interior wall 1.2-1.35g/cm3, exterior wall 1.5-1.9 g/cm3 and moisture content 8-10%.

4. the anti impact polyurethane surface-decorating material according to claim 1 or 2, it is characterised in that：During the curing Between be 3-10 seconds.

5. the anti impact polyurethane surface-decorating material according to claim 1 or 2, it is characterised in that：The UV curings Device be high-pressure sodium lamp, iron lamp or Iodine gallium light.

6. the anti impact polyurethane surface-decorating material according to claim 1 or 2, it is characterised in that：Infrared leveling Temperature：50-60 DEG C, time 0.5-1 minute.