CN106739247A - A kind of flame retardant type reinforced composite floorboard and its coating process - Google Patents
A kind of flame retardant type reinforced composite floorboard and its coating process Download PDFInfo
- Publication number
- CN106739247A CN106739247A CN201611027738.2A CN201611027738A CN106739247A CN 106739247 A CN106739247 A CN 106739247A CN 201611027738 A CN201611027738 A CN 201611027738A CN 106739247 A CN106739247 A CN 106739247A
- Authority
- CN
- China
- Prior art keywords
- layer
- flame retardant
- reinforced composite
- adhesive
- type reinforced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/12—Layered products comprising a layer of synthetic resin next to a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered 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
- B32B3/26—Layered 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
- B32B3/30—Layered 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 a layer formed with recesses or projections, e.g. hollows, grooves, protuberances, ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B9/06—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J163/00—Adhesives based on epoxy resins; Adhesives based on derivatives of epoxy resins
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/02—Flooring or floor layers composed of a number of similar elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/02—Coating on the layer surface on fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/12—Coating on the layer surface on paper layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2255/00—Coating on the layer surface
- B32B2255/26—Polymeric coating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/06—Vegetal fibres
- B32B2262/062—Cellulose fibres, e.g. cotton
- B32B2262/065—Lignocellulosic fibres, e.g. jute, sisal, hemp, flax, bamboo
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/554—Wear resistance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/726—Permeability to liquids, absorption
- B32B2307/7265—Non-permeable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The invention discloses a kind of flame retardant type reinforced composite floorboard, the composite floor board from top to bottom includes surface wear-resistant layer, decorative layer, substrate layer, waterproof balance layer and strengthening layer；The invention further relates to a kind of coating process of flame retardant type reinforced composite floorboard；Composite floor structure of the present invention is simple, and assembly and disassembly is convenient, has saved the engineering time, improves operating efficiency, and flame retardant effect is good, improves security, increases the service life, and the coating process is simple and easy to apply, and coating efficiency is high.
Description
Technical field
The present invention relates to a kind of floor and its coating process, and in particular to a kind of flame retardant type reinforced composite floorboard and its application
Method.
Background technology
In the prior art, common floor decorative material has ceramic tile, timber floor or carpet etc., and day is come from its raw material more
So, it is excessive for a long time to develop natural resources, the influence that ecological environment is caused can't neglect；With carrying for people's living standard
Height, floor decorative material demand is increased, how can effective exploitation and comprehensive utilization natural resources, meet energy-conserving and environment-protective
Basic norm, can make that floor decorative material is elegant in appearance, economical and practical again, meet the different application targets of people and have one
Fixed comfortableness, it has been trend of the times to produce floor decorative material using modes such as compound, synthesis.
Reinforced composite floorboard is made up of wearing layer, decorative layer, basic unit, balance layer, and advantage has wear-resisting：About common paint decorations ground
More than 10-30 times of plate is attractive in appearance：Various wood grains and pattern, color can be gone out with computer analog, stabilization：Thoroughly original wood is broken up
The tissue of material, destroys the characteristic of anisotropy and moisture expansion and drying shrinkage, and size stabilizer pole is particularly suited for the room of ground heating system,
But current reinforced composite floorboard anti-flammability is poor, it is impossible to good anti-flammability, and safety coefficient is low, research and development are a kind of can visitor
Taking the reinforced composite floorboard of disadvantages described above turns into those skilled in the art's technical problem urgently to be resolved hurrily.
The content of the invention
The technical problems to be solved by the invention are the shortcomings for overcoming prior art, there is provided a kind of flame retardant type reinforcing is compound
Floor and its coating process, the flame retardant type reinforced composite floorboard simple structure, assembly and disassembly are convenient, have saved the engineering time, carry
Operating efficiency high, flame retardant effect is good, improves security, increases the service life, and the coating process is simple and easy to apply, coating efficiency
It is high.
In order to solve the above technical problems, the present invention provides a kind of flame retardant type reinforced composite floorboard, the composite floor board is by upper
To lower including surface wear-resistant layer, decorative layer, substrate layer, waterproof balance layer and strengthening layer, wherein：
Substrate layer is formed by stalk bamboo fibre composite bed and PVC board by the way that anti-flammability adhesive is gluing, PVC board by upper PVC board and
Lower PVC board composition, the stalk bamboo fibre in substrate layer is combined and is placed between PVC board and lower PVC board, the upper table of upper PVC board
Lower surface difference milling several grooves of face and lower PVC board, are injected separately into glue in groove；
Strengthening layer is by nonwoven layer and is embedded in the plastic grains on nonwoven layer surface and constitutes；
Surface wear-resistant layer, decorative layer, substrate layer, waterproof balance layer and strengthening layer are overlapped into an entirety, along surface wear-resistant layer, dress
A U-shaped groove, the indent on the width of substrate layer are provided with the width of decorations layer, waterproof balance layer and strengthening layer vertically
A hemispherical groove is formed, U-shaped groove connects with hemispherical groove.
The technical scheme that further limits of the invention is：
Further, in foregoing flame retardant type reinforced composite floorboard, glue is polyvinyl acetate ester gum or polyurethane sealant.
In foregoing flame retardant type reinforced composite floorboard, nonwoven layer is three layers be impregnated with melamine resin adehsive stick
Non-woven fabrics is formed by stacking.
In foregoing flame retardant type reinforced composite floorboard, decorative layer is impregnated of the thermostable phenolic resin for being added with fire retardant
Fire-retardant decorative paper.
In foregoing flame retardant type reinforced composite floorboard, surface wear-resistant layer is carborundum wearing layer or alundum (Al2O3) abrasion-proof paper.
The present invention have also been devised a kind of coating process of flame retardant type reinforced composite floorboard, specifically include following steps：
（1）The upper and lower surface of stalk bamboo fibre composite bed is polished flat with sand paper, it is smooth, then thereon, lower surface utilize
Double roller coating machine is coated with anti-flammability adhesive, and upper and lower PVC board is then adhesive in into the upper and lower of stalk bamboo fibre composite bed respectively
Substrate layer is formed on surface；
（2）In the upper surface spray coated flame retardant adhesive bonding decorative layer of substrate layer, in the lower surface spray coated flame retardant of substrate layer
Adhesive is bonded waterproof balance layer, presses the spraying of triangle route during spray coated flame retardant adhesive on substrate layer；
（3）Anti-flammability adhesive gluing of surfaces wearing layer is coated with using double roller coating machine in the upper surface of decorative layer, and beneficial to UV
Lamp is dried；
（4）Anti-flammability adhesive is coated with nonwoven layer using flow coating machine, then the gauze plastic cement in the one side of nonwoven layer
Particle, and using UV lamp be dried fixation form strengthening layer；
（5）Strengthening layer is bonded using double roller coating machine coating anti-flammability adhesive in the lower surface of waterproof balance layer, and beneficial to UV
Lamp is dried；
（6）By the wearing layer for bonding together, decorative layer, substrate layer, discharge water balance layer and strengthening layer by extruding one after assembly
Secondary shaping obtains flame retardant type reinforced composite floorboard.
The technical scheme that further limits of the invention is：
Further, in the coating process of foregoing flame retardant type reinforced composite floorboard, anti-flammability adhesive according to the mass fraction by with
It is lower into being grouped into：
Bisphenol A epoxide resin：20-30 parts, polyphenylene oxide resin powder：10-25 parts, without aldehyde fire retardant：5-9 parts, silane coupler：6-
10 parts, talcum powder：1-4 parts, inert filler：0.5-1.5 parts；
Inert filler is compound rare-earth, and the compound rare-earth includes following component by weight percentage：Y：13-15%, Sc：16-
18%, Gd：9-11%, Sm：8-10%, Pr：18-20%, balance of La elements, above each component sum is 100%.
It is as follows without preparing for aldehyde fire retardant in the coating process of foregoing flame retardant type reinforced composite floorboard：
（1）Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed
In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations is slowly being added dropwise；After after acrylamide dissolving, sodium methoxide solution is added dropwise,
70-75 DEG C is to slowly warm up to, reaction 4-5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides；
（2）At 60-65 DEG C, there is chlordene to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides
The tetrahydrofuran solution of epoxy phosphonitrile, is sufficiently stirred for, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes instead
After answering the air and steam in device, reaction to terminate, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains nothing
Aldehyde fire retardant.
The beneficial effects of the invention are as follows：
Surface wear-resistant layer is provided with the present invention can reduce the damage that is caused to floor of friction, waterproof balance layer play it is moistureproof and
The effect of stable prod, the substrate layer in the present invention uses stalk bamboo fibre composite bed and PVC board, without using solid wood, straw
Stalk bamboo fibre composite bed is by stalk powder, bamboo fibre powder, natural plants glue and calcium silicates, magnesium chloride, melamine
Mix Deng fire retardant and be made, timber is replaced with stalk and bamboo fibre, reduce the consumption of timber, and with good anti-flammability
Can, and it is waterproof, antifreeze, and noxious material, safety and environmental protection will not be discharged.
Lower surface difference milling several grooves of the upper surface of upper PVC board and lower PVC board, are injected separately into glue in groove,
Be conducive to upper and lower PVC board preferably be bonded with decorative layer and waterproof balance layer, strengthen the steadiness on floor, while glue is poly- second
Vinyl acetate glue or polyurethane sealant, with certain anti-flammability, increased the anti-flammability on floor.
Strengthening layer is by nonwoven layer and is embedded in the plastic grains on nonwoven layer surface and constitutes, and nonwoven layer is three-decker
Enhancing flexibility, strengthens buffer capacity, while being embedded in the plastic grains enhancing floor on nonwoven layer surface and rubbing for ground
Power is wiped, skidproof effect is good；
A U-shaped groove is provided with vertically along the width of surface wear-resistant layer, decorative layer, waterproof balance layer and strengthening layer, in base
A hemispherical groove is recessed on the width of material layer, U-shaped groove connects with hemispherical groove so that every piece of floor exists
After installation, glue, the caking property between every piece of floor of enhancing can be injected from the U-shaped groove between two pieces of floors, it is also possible to plus
Enter the glue of anti-flammability or water proofing property, reach more effectively effect.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the front view of Fig. 1；
In figure：1- surface wear-resistant layers, 2- decorative layers, 3- stalk bamboo fibre composite beds, the upper PVC boards of 4-, PVC board under 5-, 6- waterproofs
Balance layer, 7- strengthening layers.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of flame retardant type reinforced composite floorboard, and as Figure 1-3, the composite floor board from top to bottom includes surface
Wearing layer 1, decorative layer 2, substrate layer, waterproof balance layer 6 and strengthening layer 7, decorative layer 2 are impregnated of the resistance to height for being added with fire retardant
The fire-retardant decorative paper of warm phenolic resin, surface wear-resistant layer 1 be carborundum wearing layer or alundum (Al2O3) abrasion-proof paper, wherein：
Substrate layer is formed by stalk bamboo fibre composite bed 3 and PVC board by the way that anti-flammability adhesive is gluing, and PVC board is by upper PVC board 4
Constituted with lower PVC board 5, the stalk bamboo fibre composite bed 3 in substrate layer is placed between PVC board 4 and lower PVC board 5, upper PVC board 4
Upper surface and lower PVC board 5 lower surface difference milling several grooves, glue is injected separately into groove, glue is poly- acetic acid second
Alkene ester gum or polyurethane sealant；
Strengthening layer is by nonwoven layer and is embedded in the plastic grains on nonwoven layer surface and constitutes, and nonwoven layer is in melamine tree
Three layers of non-woven fabrics being impregnated with fat adhesive are formed by stacking；
Surface wear-resistant layer 1, decorative layer 2, substrate layer, waterproof balance layer 6 and strengthening layer 7 are overlapped into an entirety, along surface abrasion resistance
A U-shaped groove is provided with vertically on the width of layer 1, decorative layer 2, waterproof balance layer 6 and strengthening layer 7, in the width of substrate layer
A hemispherical groove is recessed on direction, U-shaped groove connects with hemispherical groove.
Embodiment 2
The present embodiment provides the coating process of flame retardant type reinforced composite floorboard in above-described embodiment 1, specifically includes following steps：
（1）The upper and lower surface of stalk bamboo fibre composite bed is polished flat with sand paper, it is smooth, then thereon, lower surface utilize
Double roller coating machine is coated with anti-flammability adhesive, and upper and lower PVC board is then adhesive in into the upper and lower of stalk bamboo fibre composite bed respectively
Substrate layer is formed on surface；
（2）In the upper surface spray coated flame retardant adhesive bonding decorative layer of substrate layer, in the lower surface spray coated flame retardant of substrate layer
Adhesive is bonded waterproof balance layer, presses the spraying of triangle route during spray coated flame retardant adhesive on substrate layer；
（3）Anti-flammability adhesive gluing of surfaces wearing layer is coated with using double roller coating machine in the upper surface of decorative layer, and beneficial to UV
Lamp is dried；
（4）Anti-flammability adhesive is coated with nonwoven layer using flow coating machine, then the gauze plastic cement in the one side of nonwoven layer
Particle, and using UV lamp be dried fixation form strengthening layer；
（5）Strengthening layer is bonded using double roller coating machine coating anti-flammability adhesive in the lower surface of waterproof balance layer, and beneficial to UV
Lamp is dried；
（6）By the wearing layer for bonding together, decorative layer, substrate layer, discharge water balance layer and strengthening layer by extruding one after assembly
Secondary shaping obtains flame retardant type reinforced composite floorboard.
In the present embodiment, anti-flammability adhesive is consisted of the following composition according to the mass fraction：
Bisphenol A epoxide resin：25 parts, polyphenylene oxide resin powder：20 parts, without aldehyde fire retardant：7 parts, silane coupler：8 parts, talcum
Powder：3 parts, inert filler：0.8 part；
Inert filler is compound rare-earth, and compound rare-earth includes following component by weight percentage：Y：13%, Sc：16%, Gd：9%,
Sm：8%, Pr：18%, balance of La elements, above each component sum is 100%；
It is as follows without preparing for aldehyde fire retardant：
（1）Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed
In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations is slowly being added dropwise；After after acrylamide dissolving, sodium methoxide solution is added dropwise,
73 DEG C are to slowly warm up to, reaction 4.5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides；
（2）At 63 DEG C, there is chlordene ring to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides
The tetrahydrofuran solution of oxygen phosphonitrile, is sufficiently stirred for, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen except dereaction
Air and steam in device, after reaction terminates, are filtered to remove triethylamine hydrochloride, and vacuum rotary steam removes solvent, obtains without aldehyde
Fire retardant.
Embodiment 3
The present embodiment provides the coating process of flame retardant type reinforced composite floorboard in above-described embodiment 1, specifically includes following steps：
（1）The upper and lower surface of stalk bamboo fibre composite bed is polished flat with sand paper, it is smooth, then thereon, lower surface utilize
Double roller coating machine is coated with anti-flammability adhesive, and upper and lower PVC board is then adhesive in into the upper and lower of stalk bamboo fibre composite bed respectively
Substrate layer is formed on surface；
（2）In the upper surface spray coated flame retardant adhesive bonding decorative layer of substrate layer, in the lower surface spray coated flame retardant of substrate layer
Adhesive is bonded waterproof balance layer, presses the spraying of triangle route during spray coated flame retardant adhesive on substrate layer；
（3）Anti-flammability adhesive gluing of surfaces wearing layer is coated with using double roller coating machine in the upper surface of decorative layer, and beneficial to UV
Lamp is dried；
（4）Anti-flammability adhesive is coated with nonwoven layer using flow coating machine, then the gauze plastic cement in the one side of nonwoven layer
Particle, and using UV lamp be dried fixation form strengthening layer；
（5）Strengthening layer is bonded using double roller coating machine coating anti-flammability adhesive in the lower surface of waterproof balance layer, and beneficial to UV
Lamp is dried；
（6）By the wearing layer for bonding together, decorative layer, substrate layer, discharge water balance layer and strengthening layer by extruding one after assembly
Secondary shaping obtains flame retardant type reinforced composite floorboard.
In the present embodiment, anti-flammability adhesive is consisted of the following composition according to the mass fraction：
Bisphenol A epoxide resin：30 parts, polyphenylene oxide resin powder：25 parts, without aldehyde fire retardant：9 parts, silane coupler：10 parts, talcum
Powder：4 parts, inert filler：1.5 parts；
Inert filler is compound rare-earth, and compound rare-earth includes following component by weight percentage：Y：15%, Sc：18%, Gd：11%,
Sm：10%, Pr：20%, balance of La elements, above each component sum is 100%；
It is as follows without preparing for aldehyde fire retardant：
（1）Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed
In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations is slowly being added dropwise；After after acrylamide dissolving, sodium methoxide solution is added dropwise,
75 DEG C are to slowly warm up to, reaction 5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides；
（2）At 65 DEG C, there is chlordene ring to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides
The tetrahydrofuran solution of oxygen phosphonitrile, is sufficiently stirred for, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen except dereaction
Air and steam in device, after reaction terminates, are filtered to remove triethylamine hydrochloride, and vacuum rotary steam removes solvent, obtains without aldehyde
Fire retardant.
Embodiment 4
The present embodiment provides the coating process of flame retardant type reinforced composite floorboard in above-described embodiment 1, specifically includes following steps：
（1）The upper and lower surface of stalk bamboo fibre composite bed is polished flat with sand paper, it is smooth, then thereon, lower surface utilize
Double roller coating machine is coated with anti-flammability adhesive, and upper and lower PVC board is then adhesive in into the upper and lower of stalk bamboo fibre composite bed respectively
Substrate layer is formed on surface；
（2）In the upper surface spray coated flame retardant adhesive bonding decorative layer of substrate layer, in the lower surface spray coated flame retardant of substrate layer
Adhesive is bonded waterproof balance layer, presses the spraying of triangle route during spray coated flame retardant adhesive on substrate layer；
（3）Anti-flammability adhesive gluing of surfaces wearing layer is coated with using double roller coating machine in the upper surface of decorative layer, and beneficial to UV
Lamp is dried；
（4）Anti-flammability adhesive is coated with nonwoven layer using flow coating machine, then the gauze plastic cement in the one side of nonwoven layer
Particle, and using UV lamp be dried fixation form strengthening layer；
（5）Strengthening layer is bonded using double roller coating machine coating anti-flammability adhesive in the lower surface of waterproof balance layer, and beneficial to UV
Lamp is dried；
（6）By the wearing layer for bonding together, decorative layer, substrate layer, discharge water balance layer and strengthening layer by extruding one after assembly
Secondary shaping obtains flame retardant type reinforced composite floorboard.
In the present embodiment, anti-flammability adhesive is consisted of the following composition according to the mass fraction：
Bisphenol A epoxide resin：20 parts, polyphenylene oxide resin powder：10 parts, without aldehyde fire retardant：5 parts, silane coupler：6 parts, talcum
Powder：1 part, inert filler：0.5 part；
Inert filler is compound rare-earth, and compound rare-earth includes following component by weight percentage：Y：14%, Sc：17%, Gd：10%,
Sm：9%, Pr：19%, balance of La elements, above each component sum is 100%；
It is as follows without preparing for aldehyde fire retardant：
（1）Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed
In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations is slowly being added dropwise；After after acrylamide dissolving, sodium methoxide solution is added dropwise,
70 DEG C are to slowly warm up to, reaction 4h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides；
（2）At 60 DEG C, there is chlordene ring to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides
The tetrahydrofuran solution of oxygen phosphonitrile, is sufficiently stirred for, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen except dereaction
Air and steam in device, after reaction terminates, are filtered to remove triethylamine hydrochloride, and vacuum rotary steam removes solvent, obtains without aldehyde
Fire retardant.
In addition to the implementation, the present invention can also have other embodiment.All use equivalents or equivalent transformation shape
Into technical scheme, all fall within the protection domain of application claims.
Claims (8)
1. a kind of flame retardant type reinforced composite floorboard, it is characterised in that：The composite floor board from top to bottom includes surface wear-resistant layer（1）、
Decorative layer（2）, substrate layer, waterproof balance layer（6）And strengthening layer（7）, wherein：
The substrate layer is by stalk bamboo fibre composite bed（3）And PVC board is formed by the way that anti-flammability adhesive is gluing, described PVC
Plate is by upper PVC board（4）With lower PVC board（5）Composition, the stalk bamboo fibre composite bed in the substrate layer（3）It is placed in the upper PVC
Plate（4）With lower PVC board（5）Between, the upper PVC board（4）Upper surface and lower PVC board（5）Lower surface difference milling several
Groove, glue is injected separately into the groove；
The strengthening layer is by nonwoven layer and is embedded in the plastic grains on nonwoven layer surface and constitutes；
The surface wear-resistant layer（1）, decorative layer（2）, substrate layer, waterproof balance layer（6）And strengthening layer（7）Be overlapped into one it is whole
Body, along the surface wear-resistant layer（1）, decorative layer（2）, waterproof balance layer（6）And strengthening layer（7）Width on be provided with vertically
One U-shaped groove, is recessed a hemispherical groove on the width of the substrate layer, and the U-shaped groove is recessed with hemispherical
Groove connects.
2. flame retardant type reinforced composite floorboard according to claim 1, it is characterised in that：Described glue is polyvinyl acetate
Ester gum or polyurethane sealant.
3. flame retardant type reinforced composite floorboard according to claim 1, it is characterised in that：Described nonwoven layer is in trimerization
Three layers of non-woven fabrics being impregnated with melamine resin adhesive are formed by stacking.
4. flame retardant type reinforced composite floorboard according to claim 1, it is characterised in that：Described decorative layer（2）It is dipping
It is added with the fire-retardant decorative paper of the thermostable phenolic resin of fire retardant.
5. flame retardant type reinforced composite floorboard according to claim 1, it is characterised in that：Described surface wear-resistant layer（1）For
Carborundum wearing layer or alundum (Al2O3) abrasion-proof paper.
6. a kind of coating process of flame retardant type reinforced composite floorboard, it is characterised in that specifically include following steps：
（1）The upper and lower surface of stalk bamboo fibre composite bed is polished flat with sand paper, it is smooth, then thereon, lower surface utilize
Double roller coating machine is coated with anti-flammability adhesive, and upper and lower PVC board is then adhesive in into the upper and lower of stalk bamboo fibre composite bed respectively
Substrate layer is formed on surface；
（2）In the upper surface spray coated flame retardant adhesive bonding decorative layer of substrate layer, in the lower surface spray coated flame retardant of substrate layer
Adhesive is bonded waterproof balance layer, presses the spraying of triangle route during spray coated flame retardant adhesive on substrate layer；
（3）Anti-flammability adhesive gluing of surfaces wearing layer is coated with using double roller coating machine in the upper surface of decorative layer, and beneficial to UV
Lamp is dried；
（4）Anti-flammability adhesive is coated with nonwoven layer using flow coating machine, then the gauze plastic cement in the one side of nonwoven layer
Particle, and using UV lamp be dried fixation form strengthening layer；
（5）Strengthening layer is bonded using double roller coating machine coating anti-flammability adhesive in the lower surface of waterproof balance layer, and beneficial to UV
Lamp is dried；
（6）By the wearing layer for bonding together, decorative layer, substrate layer, discharge water balance layer and strengthening layer by extruding one after assembly
Secondary shaping obtains flame retardant type reinforced composite floorboard.
7. the coating process of flame retardant type reinforced composite floorboard according to claim 6, it is characterised in that：Described anti-flammability
Adhesive is consisted of the following composition according to the mass fraction：
Bisphenol A epoxide resin：20-30 parts, polyphenylene oxide resin powder：10-25 parts, without aldehyde fire retardant：5-9 parts, silane coupler：6-
10 parts, talcum powder：1-4 parts, inert filler：0.5-1.5 parts；
Described inert filler is compound rare-earth, and the compound rare-earth includes following component by weight percentage：Y：13-15%,
Sc：16-18%, Gd：9-11%, Sm：8-10%, Pr：18-20%, balance of La elements, above each component sum is 100%.
8. the coating process of flame retardant type reinforced composite floorboard according to claim 7, it is characterised in that：It is described fire-retardant without aldehyde
Preparing for agent is as follows：
（1）Diethyl phosphite, diethyl phthalate are added agitator, spherical condensation tube, thermometer and constant pressure are housed
In the four-hole boiling flask of funnel, acrylamide, 40 DEG C of insulations is slowly being added dropwise；After after acrylamide dissolving, sodium methoxide solution is added dropwise,
70-75 DEG C is to slowly warm up to, reaction 4-5h obtains intermediate 3- diethoxy phosphonium mesitoyl base propionamides；
（2）At 60-65 DEG C, there is chlordene to the four-hole boiling flask midsole solubilization equipped with intermediate 3- diethoxy phosphonium mesitoyl base propionamides
The tetrahydrofuran solution of epoxy phosphonitrile, is sufficiently stirred for, and adds a certain amount of triethylamine as acid binding agent, is passed through nitrogen and removes instead
After answering the air and steam in device, reaction to terminate, triethylamine hydrochloride is filtered to remove, vacuum rotary steam removes solvent, obtains nothing
Aldehyde fire retardant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611027738.2A CN106739247A (en) | 2016-11-22 | 2016-11-22 | A kind of flame retardant type reinforced composite floorboard and its coating process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611027738.2A CN106739247A (en) | 2016-11-22 | 2016-11-22 | A kind of flame retardant type reinforced composite floorboard and its coating process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106739247A true CN106739247A (en) | 2017-05-31 |
Family
ID=58970441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611027738.2A Pending CN106739247A (en) | 2016-11-22 | 2016-11-22 | A kind of flame retardant type reinforced composite floorboard and its coating process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106739247A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538584A (en) * | 2017-08-31 | 2018-01-05 | 中国林业科学研究院木材工业研究所 | A kind of synthesis of phosphonitrile class reactive flame retardant and its preparation method of fire-retardant wood-based materialses |
| CN110185226A (en) * | 2019-05-29 | 2019-08-30 | 河南森远科技有限公司 | A kind of moisture retardant consolidated floor |
| CN110259030A (en) * | 2019-06-04 | 2019-09-20 | 江苏肯帝亚木业有限公司 | A kind of flexible resilient structures macromolecule composite floor of stalk fibre and preparation method thereof |
| CN111173226A (en) * | 2019-12-26 | 2020-05-19 | 安徽五秒达网络科技有限公司 | Composite flame-retardant solid wood floor and preparation process thereof |
| CN112848565A (en) * | 2021-01-23 | 2021-05-28 | 浙江创通木业有限公司 | Flame-retardant floor and preparation method thereof |
| CN114905811A (en) * | 2022-04-19 | 2022-08-16 | 财纳福诺木业(中国)有限公司 | Structure and production method of waterproof composite floor |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2748559Y (en) * | 2004-10-21 | 2005-12-28 | 江苏欧圣木业有限公司 | Floor |
| CN102049960A (en) * | 2009-11-11 | 2011-05-11 | 吴根水 | Resin impregnated cloth veneer and manufacture technology thereof |
| CN103911769A (en) * | 2014-04-18 | 2014-07-09 | 江苏领瑞新材料科技有限公司 | Preparation method for light bomb-proof aramid fiber composite non-woven fabric chip |
| CN204163321U (en) * | 2014-07-22 | 2015-02-18 | 佛山市彩暖星木业有限公司 | A kind of consolidated floor |
| CN204238514U (en) * | 2014-08-19 | 2015-04-01 | 云南玉加宝人造板有限公司 | A kind of can the consolidated floor of fast spreading |
| CN104594589A (en) * | 2015-01-14 | 2015-05-06 | 李洪华 | Plant fiber-reinforced inorganic fireproof decorative sheet and preparation method thereof |
| CN104727145A (en) * | 2015-03-19 | 2015-06-24 | 苏州陈恒织造有限公司 | Preparation method and application of cotton environment-friendly flame retardant |
| CN104947915A (en) * | 2015-07-20 | 2015-09-30 | 江苏锐升新材料有限公司 | PVC composite floor with high-temperature resistant and flame-retardant structure and production process thereof |
| CN205296708U (en) * | 2015-12-10 | 2016-06-08 | 浙江百利达木业有限公司 | Compound waterproof intensive floor |
| CN205322021U (en) * | 2015-10-14 | 2016-06-22 | 安吉圣铭家居有限公司 | Elasticity carpet |
-
2016
- 2016-11-22 CN CN201611027738.2A patent/CN106739247A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2748559Y (en) * | 2004-10-21 | 2005-12-28 | 江苏欧圣木业有限公司 | Floor |
| CN102049960A (en) * | 2009-11-11 | 2011-05-11 | 吴根水 | Resin impregnated cloth veneer and manufacture technology thereof |
| CN103911769A (en) * | 2014-04-18 | 2014-07-09 | 江苏领瑞新材料科技有限公司 | Preparation method for light bomb-proof aramid fiber composite non-woven fabric chip |
| CN204163321U (en) * | 2014-07-22 | 2015-02-18 | 佛山市彩暖星木业有限公司 | A kind of consolidated floor |
| CN204238514U (en) * | 2014-08-19 | 2015-04-01 | 云南玉加宝人造板有限公司 | A kind of can the consolidated floor of fast spreading |
| CN104594589A (en) * | 2015-01-14 | 2015-05-06 | 李洪华 | Plant fiber-reinforced inorganic fireproof decorative sheet and preparation method thereof |
| CN104727145A (en) * | 2015-03-19 | 2015-06-24 | 苏州陈恒织造有限公司 | Preparation method and application of cotton environment-friendly flame retardant |
| CN104947915A (en) * | 2015-07-20 | 2015-09-30 | 江苏锐升新材料有限公司 | PVC composite floor with high-temperature resistant and flame-retardant structure and production process thereof |
| CN205322021U (en) * | 2015-10-14 | 2016-06-22 | 安吉圣铭家居有限公司 | Elasticity carpet |
| CN205296708U (en) * | 2015-12-10 | 2016-06-08 | 浙江百利达木业有限公司 | Compound waterproof intensive floor |
Non-Patent Citations (1)
| Title |
|---|
| 董梦臣主编: "《土木工程材料》", 30 April 2008, 中国电力出版社 * |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107538584A (en) * | 2017-08-31 | 2018-01-05 | 中国林业科学研究院木材工业研究所 | A kind of synthesis of phosphonitrile class reactive flame retardant and its preparation method of fire-retardant wood-based materialses |
| CN110185226A (en) * | 2019-05-29 | 2019-08-30 | 河南森远科技有限公司 | A kind of moisture retardant consolidated floor |
| CN110259030A (en) * | 2019-06-04 | 2019-09-20 | 江苏肯帝亚木业有限公司 | A kind of flexible resilient structures macromolecule composite floor of stalk fibre and preparation method thereof |
| CN111173226A (en) * | 2019-12-26 | 2020-05-19 | 安徽五秒达网络科技有限公司 | Composite flame-retardant solid wood floor and preparation process thereof |
| CN112848565A (en) * | 2021-01-23 | 2021-05-28 | 浙江创通木业有限公司 | Flame-retardant floor and preparation method thereof |
| CN112848565B (en) * | 2021-01-23 | 2022-05-17 | 浙江创通木业有限公司 | Flame-retardant floor and preparation method thereof |
| CN114905811A (en) * | 2022-04-19 | 2022-08-16 | 财纳福诺木业(中国)有限公司 | Structure and production method of waterproof composite floor |
| CN114905811B (en) * | 2022-04-19 | 2024-01-12 | 财纳福诺木业(中国)有限公司 | Structure of waterproof composite floor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106739247A (en) | A kind of flame retardant type reinforced composite floorboard and its coating process | |
| CN103889724B (en) | Laminate panel without counteracting paper | |
| CN206016154U (en) | A kind of floor | |
| CN104989065B (en) | A kind of wood-plastic composite floor and preparation method thereof | |
| CN106401133A (en) | Wood-plastic consolidated floor in water-proof non-slip structure and production method of wood-plastic consolidated floor | |
| CN102061796A (en) | Paint-free solid wood composite floor board and manufacturing method thereof | |
| KR100752743B1 (en) | A floor cover of using a natural cloth and a japanning, and it's manufacturing method | |
| CN206091194U (en) | Double -deck solid wood floor of environment -friendly | |
| CN107060266A (en) | Stadium timber floor and its production technology | |
| CN101922225A (en) | Laminate plate floor and preparation method thereof | |
| CN207032775U (en) | A kind of flame-proof abrasion-resistant PVC floor | |
| CN101607407B (en) | Method for producing high wear-resistance anti-static fire-proof and damp-proof bamboo compound floor | |
| CN206357720U (en) | A kind of flame retardant type reinforced composite floorboard | |
| KR102236353B1 (en) | Composition of Plaster for Expressing Surface Texture of Korean Traditional Paper | |
| CN103252948B (en) | A kind of high-performance composite board material preparation method and high-performance composite board material | |
| CN201061891Y (en) | Multi-layer linum zoology floor | |
| CN208164437U (en) | It is a kind of can damping bamboo silk decoration panel and ornament | |
| CN201991185U (en) | Novel water-proof wear-resistant solid wood multilayer composite floor | |
| CN205528566U (en) | Wood artware 's surface texture | |
| CN207277756U (en) | A kind of impregnated-paper laminated wood floor capable of releasing negative ion | |
| CN108373642A (en) | A kind of powder of lacquer putty for use on for building and its manufacture craft | |
| CN207003911U (en) | It is a kind of based on formaldehydeless base material and to discharge the floor of anion | |
| CN205918051U (en) | Warm up waterproof floor of dedicated sealing wax | |
| CN201915600U (en) | Polyurethane environmental printing resilient floor tile | |
| CN207974447U (en) | A kind of floor mounting assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |