CN110130612A - Scratch resistance fire prevention composite plastic floor and its production technology - Google Patents

Scratch resistance fire prevention composite plastic floor and its production technology Download PDF

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Publication number
CN110130612A
CN110130612A CN201810128750.5A CN201810128750A CN110130612A CN 110130612 A CN110130612 A CN 110130612A CN 201810128750 A CN201810128750 A CN 201810128750A CN 110130612 A CN110130612 A CN 110130612A
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CN
China
Prior art keywords
layer
scratch resistance
composite plastic
molding base
incombustible paper
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Pending
Application number
CN201810128750.5A
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Chinese (zh)
Inventor
戴会斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHEJIANG JINGTONG PLASTICS CO Ltd
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ZHEJIANG JINGTONG PLASTICS CO Ltd
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Priority to CN201810128750.5A priority Critical patent/CN110130612A/en
Publication of CN110130612A publication Critical patent/CN110130612A/en
Pending legal-status Critical Current

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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
    • 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
    • B32B29/00Layered products comprising a layer of paper or cardboard
    • B32B29/002Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • 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
    • B32B29/00Layered products comprising a layer of paper or cardboard
    • B32B29/06Layered products comprising a layer of paper or cardboard specially treated, e.g. surfaced, parchmentised
    • 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
    • B32B33/00Layered 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
    • 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
    • B32B37/08Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the cooling 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
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00Flooring
    • E04F15/02Flooring or floor layers composed of a number of similar elements
    • E04F15/10Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
    • E04F15/107Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials composed of several layers, e.g. sandwich panels
    • 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
    • B32B2260/00Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02Composition of the impregnated, bonded or embedded layer
    • B32B2260/028Paper layer
    • 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
    • B32B2260/00Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04Impregnation, embedding, or binder material
    • B32B2260/046Synthetic resin
    • 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
    • B32B2307/10Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102Insulating
    • 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
    • B32B2307/30Properties of the layers or laminate having particular thermal properties
    • B32B2307/306Resistant to heat
    • B32B2307/3065Flame resistant or retardant, fire resistant or retardant
    • 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
    • B32B2419/00Buildings or parts thereof
    • B32B2419/04Tiles for floors or walls
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04FFINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F2290/00Specially adapted covering, lining or flooring elements not otherwise provided for
    • E04F2290/04Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire
    • E04F2290/045Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against fire
    • E04F2290/046Specially adapted covering, lining or flooring elements not otherwise provided for for insulation or surface protection, e.g. against noise, impact or fire against fire with a facing or top layer for fire insulation

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Floor Finish (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a kind of scratch resistance fire prevention composite plastic floor and its production technology, including setting gradually from top to bottom and the incombustible paper of phase gluing, stone molding base layer, balance layer, the incombustible paper surface are printed on pattern layer, the incombustible paper is impregnated with melamine resin.The incombustible paper is hydroxyapatite.Include the following steps: to prepare layers of material;Gluing;It is compound;Cold pressing;Cut fluting.The present invention provides a kind of scratch resistance fire prevention composite plastic floors and its production technology that are able to ascend scratch resistance and overall dimensions stability.

Description

Scratch resistance fire prevention composite plastic floor and its production technology
Technical field
The present invention relates to floor field, in particular to a kind of scratch resistance fire prevention composite plastic floor and its production technology.
Background technique
Plastic floor is that ground made of the auxiliary materials such as filler, plasticizer, stabilizer, colorant is added using PVC as primary raw material Plate generally all can realize decoration by color film layer in the surface hot pressing coloured silk film layer and wearing layer on floor during the manufacturing Function is realized the function of scratch resistance by wearing layer, but wearing layer and color film layer generally require heat in the compound layer surface to substrate This process is pressed, and the process can then impact the dimensional stability of stone molding base.
Summary of the invention
The object of the present invention is to provide a kind of scratch resistance fire prevention composite plastic floor, promotes scratch resistance and overall dimensions are stablized Property.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of scratch resistance fire prevention complex plastic Floor, including setting gradually from top to bottom and the incombustible paper of phase gluing, stone molding base layer, balance layer, the incombustible paper surface print There is pattern layer, the incombustible paper is impregnated with melamine resin.
By using above-mentioned technical proposal, the wear-resisting of existing plastic floor can be replaced using the incombustible paper with pattern layer Layer and color film layer can reach very excellent so as to reduce production cost, and after incombustible paper infiltration melamine resin Scratch resistance wearability;It is realized and is connected by gluing between three layers from top to bottom, without carrying out hot pressing, make stone molding base layer High temperature high pressure process is required no, and then the dimensional stability on monolith floor can be promoted, base can be moulded for stone by balance layer Restriction effect is played in the deformation of material layer, then can be avoided stone molding base layer in use, deformation occurs and leads to the figure on surface Pattern layer is distorted.
The present invention is further arranged to: the incombustible paper is hydroxyapatite.
By using above-mentioned technical proposal, which is a kind of hydroxyapatite compound, has high-flexibility, can appoint Meaning crimps, is incombustible, is resistant to 1000 degrees Celsius or more high temperature, is also easy infiltration melamine resin and reaches excellent scratch resistance Property.
The present invention is further arranged to: the stone molding base layer upper and lower surface is coated with AB glue.
By using above-mentioned technical proposal, the bonding between each layer is realized using AB glue, to keep between layers of material Connective stability, and without passing through hot pressing, it is ensured that the dimensional stability of stone molding base layer.
The present invention is further arranged to: the balance layer lower surface is compounded with cork layer.
By using above-mentioned technical proposal, the muting function on monolith floor is able to ascend using cork layer, while promotion makes With feel in the process.
The present invention is further arranged to: the balance layer is made of body paper.
By using above-mentioned technical proposal, balance layer is made of body paper, can be improved physical and mechanical property, keeps upper and lower level Between balance, prevent stone molding base layer using and production process in be deformed.
It is a further object of the present invention to provide a kind of scratch resistance fire prevention composite plastic floor production technology, promoted scratch resistance and Overall dimensions stability.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of scratch resistance fire prevention complex plastic The production technology on floor, includes the following steps:
Step A: preparing layers of material, prepares incombustible paper, in incombustible paper surface printing pattern layer, and incombustible paper is infiltrated melamine Polyimide resin;Prepare stone molding base layer;Prepare balance layer and cork;
Step B: primary gluing coats AB glue using upper surface of the upper glue roller to stone molding base layer;
Step C: it is once-combined, the incombustible paper prepared in step A is adhered to the upper surface of stone molding base layer;
Step D: secondary gluing coats AB glue using lower surface of the upper glue roller to stone molding base layer;
Step E: it is secondary compound, the balance layer prepared in step A is adhered to the lower surface of stone molding base layer;
Step F: primary cold pressing, will be compound in step E after incombustible paper, stone molding base layer and balance layer 5- is cold-pressed in cold press 6 hours, and keep the pressure of 3MPa-4MPa;
Step G: gluing three times, and the balance layer bottom surface after the completion of being cold-pressed in step F is coated AB glue;
Step H: it is compound three times, by the compound bottom surface to balance layer of cork;
Step I: secondary cold pressing carries out cold pressing 5-6 hours to the product utilization cold press of plural equilibrium layer in step H, and keeps The pressure of 3MPa-4MPa;
Step J: cutting fluting, carries out fragment fluting to the product after being cold-pressed in step I.
By using above-mentioned technical proposal, by gluing three times and compound by incombustible paper, stone molding base layer, balance layer three times It is mutually bonded with cork realization, and the connective stability between each layer is promoted by cold pressing twice, reached mutual and be fitted into, The later period is avoided to generate the disengaging between each layer in use, fireproof work can be played by also making incombustible paper in use With, it may also reach up better scratch resistance effect, because in this process without going past high temperature, and then can ensure stone molding base layer Dimensional stability.
The present invention is further arranged to: keeping temperature at 20 DEG C -27 DEG C, relative humidity in the step F and step I In 40%-70%.
By using above-mentioned technical proposal, the temperature range and humidity range are able to ascend the connection between AB glue and each layer Intensity also makes AB glue reach better solidification effect, and then makes to reach better connective stability between each layer.
In conclusion the invention has the following advantages:
First, being able to ascend the scratch resistance performance of stone molding base layer surface by the incombustible paper for infiltrating melamine, and then applicable Worse use environment;;
Second, by the alternative original wearing layer of incombustible paper and coloured silk film layer with pattern layer, and then production cost can be reduced, Also high temperature hot pressing is needed not move through in process of production, and then keeps the dimensional stability on monolith floor more preferable;
Third, promoting the muting function and comfortable foot feeling of monolith floor in use using cork.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment.
Appended drawing reference: 1, incombustible paper;2, stone molding base layer;3, balance layer;4, cork.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one:
A kind of scratch resistance fire prevention composite plastic floor, including incombustible paper 1, the stone molding base layer 2, balance layer set gradually from top to bottom 3 and cork 4, it is mutually bonded by AB glue between each layer, then bonding strength is promoted by cold pressing.
Incombustible paper 1 is hydroxyapatite compound, has high-flexibility, can arbitrarily crimp, and high temperature resistant is not burnt, and And actually required pattern layer is printed in the way of digital printing on the surface of incombustible paper 1, to play the function of decoration.For Scratch resistance and the wear-resisting property for promoting incombustible paper 1, the incombustible paper 1 for being printed with pattern layer soaked in melamine resin Profit, so that incombustible paper 1 be made to have excellent wear-resisting and scratch resistance.
Stone molding base layer 2 is made of the raw material of following parts by weight: 50 parts of polyvinyl chloride, 150 parts of mountain flour, and calcium zinc stabilizer 6 Part, 0.35 part of stearic acid, 5 parts of PVC modifier, 0.2 part of carbon black, 0.6 part of polyethylene wax, wherein PVC modifier is with methyl-prop Olefin(e) acid first crow based on acrylic resin.
Balance layer 3 is made of body paper, which selects balance paper, and balance paper impregnated melamine resin is made, and makes Balance layer 3 can be improved physical and mechanical property, the balance between upper and lower level be kept, so as to prevent stone molding base layer 2 from existing Using be deformed in production process.
Cork 4 has good elasticity, leakproofness, thermal insulation, sound-proofing, electrical insulating property and rub resistance, is bonded The muting function and comfortable foot feeling in the use process of monolith floor are able to ascend in the bottom surface of balance layer 3.
Comparative example one:
A kind of scratch resistance is prevented fires composite plastic floor, with embodiment one the difference is that, including what is set gradually from top to bottom Wearing layer, color film layer, stone molding base layer, wearing layer and color film layer are mainly made of PVC, in process of production first by above-mentioned three Layer material is sequentially overlapped, then compound by hot press progress hot pressing.
Test one: scratch resistance test
Test method: it regard embodiment one as test sample, comparative selection example 1 is sharp by test sample and comparative sample as comparative sample Scratch resistance test is carried out with the RZ-700 scratch resistance tester that the Electronics Co., Ltd. of Dongguan City profit produces, respectively by test sample and comparison Sample is placed in progress scratch resistance test under the syringe needle of scratch resistance tester, and counterweight is gradually added on syringe needle, until surface is scratched, Weight value is into table 1 in the whole of record counterweight.
Table 1
Average scratch resistance value (counterweight weight g)
Test sample 4865
Comparative sample 2878
Embodiment two:
A kind of production technology of scratch resistance fire prevention composite plastic floor, includes the following steps:
Step A: preparing layers of material, selects the incombustible paper made of hydroxyapatite overlong nanowire, in incombustible paper surface benefit Actually required pattern layer is printed with the mode of digital printing, and incombustible paper is infiltrated into melamine resin;
Stone molding base layer is prepared, by polyvinyl chloride, mountain flour, calcium zinc stabilizer, stearic acid, PVC modifier, carbon black and polyethylene Wax carries out proportion weighing and is mixed, and the mixture after stirring is put into extrusion molding in double screw extruder, will be preliminary The thickness that molding sheet stock passes through stone molding base determining between two thickness measuring rollers;
Balance layer is prepared, selects the balance paper in body paper, and balance paper is infiltrated into melamine resin;
Select cork;
Step B: primary gluing coats AB glue using upper surface of the upper glue roller to stone molding base layer;
Step C: it is once-combined, the incombustible paper in step A impregnated of melamine resin is adhered to the upper table of stone molding base layer Face;Step D: secondary gluing coats AB glue using lower surface of the upper glue roller to the stone molding base layer for being bonded incombustible paper;
Step E: it is secondary compound, the balance layer prepared in step A is adhered to the lower surface of stone molding base layer;
Step F: primary cold pressing, will be compound in step E after incombustible paper, stone molding base layer and balance layer 5 are cold-pressed in cold press Hour, and the pressure of 3MPa being kept, and temperature is kept to be in 20 DEG C in this process, relative humidity is in 40%;
Step G: gluing three times, and the balance layer bottom surface after the completion of being cold-pressed in step F is coated AB glue;
Step H: it is compound three times, by the compound bottom surface to balance layer of cork;
Step I: secondary cold pressing when carrying out cold pressing 5 to the product utilization cold press of plural equilibrium layer in step H, and keeps 3MPa Pressure, and in this process keep temperature be in 20 DEG C, relative humidity be in 40%;
Step J: cutting fluting, carries out fragment fluting to the product after being cold-pressed in step I.
Embodiment three:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 23 DEG C, humidity 47%.
Example IV:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 24 DEG C, humidity 56%.
Embodiment five:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 25 DEG C, humidity 62%.
Embodiment six:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 26 DEG C, humidity 68%.
Embodiment seven:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 27 DEG C, humidity 70%.
Comparative example two:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 15 DEG C, humidity 47%.
Comparative example three:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 25 DEG C, humidity 25%.
Comparative example four:
A kind of production technology of scratch resistance fire prevention composite plastic floor, with embodiment two the difference is that, step F and step I In temperature be 15 DEG C, humidity 25%.
Test two:
According to 180 ° of peeling strength test methods of GB-T2790-1995 adhesive, it regard embodiment two to seven as test sample, it will be right The sample as a comparison of ratio two to four, by peel strength tester, one end that incombustible paper is not glued is bent 180 °, stone is moulded base Material layer is clamped on fixed collet, and the curved one end of incombustible paper is clamped on another collet, is machined, and two folders are made Head is separated with constant rate, is calculated peel strength for each test sample and comparative sample and is recorded to table 2.
Table 2
From the above it is found that the temperature and humidity in cold pressure procedure has the bonding strength between incombustible paper and stone molding base layer It influences, if temperature is lower than 20 DEG C, it will peel strength is reduced, if humidity can also reduce peel strength lower than 40%.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims (7)

  1. The composite plastic floor 1. a kind of scratch resistance is prevented fires, it is characterized in that: including setting gradually from top to bottom and the incombustible paper of phase gluing (1), stone molding base layer (2), balance layer (3), incombustible paper (1) surface are printed on pattern layer, and the incombustible paper (1) is impregnated with three Cymel.
  2. The composite plastic floor 2. scratch resistance according to claim 1 is prevented fires, it is characterized in that: the incombustible paper (1) is hydroxyl phosphorus Lime stone.
  3. The composite plastic floor 3. scratch resistance according to claim 1 is prevented fires, it is characterized in that: the stone molding base layer (2) is up and down Surface is coated with AB glue.
  4. The composite plastic floor 4. scratch resistance according to claim 1 is prevented fires, it is characterized in that: the balance layer (3) lower surface is multiple Conjunction has cork (4) layer.
  5. The composite plastic floor 5. scratch resistance according to claim 1 or 4 is prevented fires, it is characterized in that: the balance layer (3) is by body paper It is made.
  6. 6. a kind of production technology of scratch resistance fire prevention composite plastic floor, it is characterized in that: including the following steps:
    Step A: preparing layers of material, prepares incombustible paper (1), in incombustible paper (1) surface printing pattern layer, and by incombustible paper (1) Infiltrate melamine resin;Prepare stone molding base layer (2);Prepare balance layer (3) and cork (4);
    Step B: primary gluing coats AB glue using upper surface of the upper glue roller to stone molding base layer (2);
    Step C: it is once-combined, the incombustible paper (1) prepared in step A is adhered to the upper surface of stone molding base layer (2);
    Step D: secondary gluing coats AB glue using lower surface of the upper glue roller to stone molding base layer (2);
    Step E: it is secondary compound, the balance layer (3) prepared in step A is adhered to the lower surface of stone molding base layer (2);
    Step F: primary cold pressing, will be compound in step E after incombustible paper (1), stone molding base layer (2) and balance layer (3) be cold-pressed It is cold-pressed 5-6 hours in machine, and keeps the pressure of 3MPa-4MPa;
    Step G: gluing three times, and balance layer (3) bottom surface after the completion of being cold-pressed in step F is coated AB glue;
    Step H: it is compound three times, by the compound bottom surface to balance layer (3) of cork (4);
    Step I: secondary cold pressing carries out cold pressing 5-6 hours to the product utilization cold press of plural equilibrium layer (3) in step H, and protects Hold the pressure of 3MPa-4MPa;
    Step J: cutting fluting, carries out fragment fluting to the product after being cold-pressed in step I.
  7. 7. the production technology of scratch resistance according to claim 6 fire prevention composite plastic floor, it is characterized in that: the step F and Temperature is kept to be in 20 DEG C -27 DEG C in step I, relative humidity is in 40%-70%.
CN201810128750.5A 2018-02-08 2018-02-08 Scratch resistance fire prevention composite plastic floor and its production technology Pending CN110130612A (en)

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WO2021047639A1 (en) * 2019-09-12 2021-03-18 江苏朗悦新材料科技有限公司 Composite floor and manufacturing process therefor
CN112848584A (en) * 2020-12-31 2021-05-28 浙江晶通塑胶有限公司 Method for producing melamine composite floor

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Application publication date: 20190816