CN105971236A - Composite floor and preparing method thereof - Google Patents
Composite floor and preparing method thereof Download PDFInfo
- Publication number
- CN105971236A CN105971236A CN201610412196.4A CN201610412196A CN105971236A CN 105971236 A CN105971236 A CN 105971236A CN 201610412196 A CN201610412196 A CN 201610412196A CN 105971236 A CN105971236 A CN 105971236A
- Authority
- CN
- China
- Prior art keywords
- floor
- bamboo fibre
- board
- fibre bar
- dash board
- 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
- 239000002131 composite material Substances 0.000 title claims abstract description 65
- 238000000034 method Methods 0.000 title description 15
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 192
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 192
- 241001330002 Bambuseae Species 0.000 claims abstract description 192
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 192
- 239000011425 bamboo Substances 0.000 claims abstract description 192
- 239000000835 fiber Substances 0.000 claims abstract description 120
- 229920005989 resin Polymers 0.000 claims abstract description 34
- 239000011347 resin Substances 0.000 claims abstract description 34
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 28
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 238000007731 hot pressing Methods 0.000 claims description 69
- 238000009941 weaving Methods 0.000 claims description 32
- 239000004634 thermosetting polymer Substances 0.000 claims description 25
- 238000002360 preparation method Methods 0.000 claims description 22
- 239000003292 glue Substances 0.000 claims description 18
- 238000001035 drying Methods 0.000 claims description 15
- 239000012620 biological material Substances 0.000 claims description 11
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 10
- 239000002023 wood Substances 0.000 claims description 8
- 230000036541 health Effects 0.000 claims description 7
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical group [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 5
- 229920000877 Melamine resin Polymers 0.000 claims description 5
- 239000005011 phenolic resin Substances 0.000 claims description 5
- 229920001568 phenolic resin Polymers 0.000 claims description 5
- 239000004640 Melamine resin Substances 0.000 claims description 4
- 229920000742 Cotton Polymers 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000003754 machining Methods 0.000 abstract description 5
- 238000007711 solidification Methods 0.000 abstract 1
- 230000008023 solidification Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 84
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 21
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 18
- 239000002245 particle Substances 0.000 description 14
- 238000009833 condensation Methods 0.000 description 13
- 230000005494 condensation Effects 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 13
- 239000000463 material Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- 239000004202 carbamide Substances 0.000 description 9
- 235000013877 carbamide Nutrition 0.000 description 9
- 238000005470 impregnation Methods 0.000 description 9
- 125000003368 amide group Chemical group 0.000 description 8
- 229920000587 hyperbranched polymer Polymers 0.000 description 8
- 229920000962 poly(amidoamine) Polymers 0.000 description 8
- 238000010792 warming Methods 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- LMYRWZFENFIFIT-UHFFFAOYSA-N toluene-4-sulfonamide Chemical compound CC1=CC=C(S(N)(=O)=O)C=C1 LMYRWZFENFIFIT-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 235000019256 formaldehyde Nutrition 0.000 description 5
- 230000000754 repressing effect Effects 0.000 description 5
- 238000003763 carbonization Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000009940 knitting Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 3
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 3
- 229910001863 barium hydroxide Inorganic materials 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010335 hydrothermal treatment Methods 0.000 description 3
- RCHKEJKUUXXBSM-UHFFFAOYSA-N n-benzyl-2-(3-formylindol-1-yl)acetamide Chemical compound C12=CC=CC=C2C(C=O)=CN1CC(=O)NCC1=CC=CC=C1 RCHKEJKUUXXBSM-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 238000006068 polycondensation reaction Methods 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009954 braiding Methods 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 235000021050 feed intake Nutrition 0.000 description 2
- 238000009408 flooring Methods 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 210000002700 urine Anatomy 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 244000302661 Phyllostachys pubescens Species 0.000 description 1
- 235000003570 Phyllostachys pubescens Nutrition 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- E04F15/04—Flooring or floor layers composed of a number of similar elements only of wood or with a top layer of wood, e.g. with wooden or metal connecting members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
- B32B21/10—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 shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/06—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions for securing layers together; for attaching the product to another member, e.g. to a support, or to another product, e.g. groove/tongue, interlocking
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
- B32B5/10—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by a fibrous or filamentary layer reinforced with filaments
-
- 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
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
- B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
- B32B5/26—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it also being fibrous or filamentary
-
- 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
- B32B7/08—Interconnection of layers by mechanical means
-
- 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
- B32B2419/00—Buildings or parts thereof
- B32B2419/04—Tiles for floors or walls
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The invention relates to a floor, in particular to a composite floor. The composite floor comprises a surface plate and a core plate, wherein the surface plate is formed through solidification of first thermosetting resin and multiple bamboo fiber rods, and the core plate is arranged under the surface plate; the surface plate is provided with a body, a pressed surface which is exposed so as to display the shape of bamboo joints, a connecting surface connected with the core plate, at least one side face formed through cutting, and an end face; the core plate is provided with a surface connected with the surface plate, a bottom surface opposite to the surface, a side face parallel to the side face of the surface plate, and an end face parallel to the end face of the surface plate. The composite floor is high in strength and machining efficiency and low in production cost.
Description
Technical field
The present invention relates to a kind of floor, particularly relate to a kind of composite floor board.
Background technology
China is bamboo big country, and bamboo yield is big, and has long bamboo utilization history, and bamboo product enriches.Bamboo wood has
The advantage that flexible is good, intensity is big, is commercially made into the raw material of indoor floor, outdoor flooring and furniture etc..But
Bamboo wood is contained within substantial amounts of sugar, protein, and inclusions is enriched, and is therefore highly prone to infringement and the corrosion of bamboo corruption fungus；Wooden
Element, hemicellulose and the existence of cellulose, make the poor dimensional stability of Recombined bamboo material.
For solving above-mentioned technical problem, prior art CN204876310U(2015-12-16) in disclose a kind of carbon
Changing bamboo and woods fiber bamboo silk composite concrete board, but this product is either from apparent, or from using impression, process time all
Need to improve.
Summary of the invention
An object of the present invention is to provide that a kind of good stability, process time be short, the composite floor board of low cost.
The two of the purpose of the present invention are to provide that a kind of good stability, process time be short, the preparation of the composite floor board of low cost
Method.
First technical purpose of the present invention has the technical scheme that
A kind of composite floor board, it includes by the cured floor dash board being collectively forming of the first thermosetting resin and Duo Gen bamboo fibre bar
And it is arranged on the central layer below the dash board of described floor；
Described floor dash board have body and exposed with display ring shape be pressed into the connection that surface is connected with described central layer
Surface, the dash board side that at least one is cleaved and dash board end face；
Described central layer has at the bottom of the central layer that the core plate surface that is connected with described floor dash board and described core plate surface are oppositely arranged
Central layer side that face is parallel with described dash board side and the central layer end face parallel with described dash board end face.
The composite floor board of the present invention has at least one side tangent plane, has again natural bamboo grain and shows ring
Shape face, the intensity of composite floor board is high, and working (machining) efficiency is high.Composite floor board has at least one side tangent plane, has therefore saved existing
Technology cross-cut saw is cut into the swage set loss of plate about 40% and reduces cost, and integral production cost can reduce about 70%.
As preferably, described many bamboo fibre bar class parallel modes arrange, and be provided with and cross many in the dash board of described floor
Bamboo fibre bar also has the bamboo fibre bar connector of intensity in the non-parallel direction of described bamboo fibre bar, and described bamboo fibre bar connects
Part is staggered at the above-below direction of adjacent one or the bamboo fibre bar of more than two.Described class parallel mode includes parallel side
Formula and less parallel mode.Because every bamboo fibre bar has natural shape, it is likely difficult to during actual arrangement be substantially parallel.
Described crossing includes horizontal through or tilts through in the angle less than right angle with bamboo fibre bar.
By bamboo fibre bar connector by bamboo fibre bar knitting arrangement well-thought-out plan ribbon weaving curtain, can be greatly improved and mat formation
Efficiency, makes the intensity of floor dash board increase simultaneously, such that it is able to reduce the thickness of floor dash board further, thus improves and adds work efficiency
Rate, and make cost be substantially reduced.
As preferably, the thickness of described floor dash board is 2-5mm.
Relative to the skin depth of existing composite floor board, the thickness of floor dash board reduces, cost can be made to be substantially reduced.
As preferably, the thickness of described bamboo fibre bar is 1-4mm, and width is 1-99mm.
Width and the thickness of bamboo fibre bar of the present invention are little, make the floor texture being eventually fabricated finer and smoother, and make follow-up leaching
Glue and hot pressing time shorten, thus improve working (machining) efficiency, reduce cost；And make floor dash board have natural bamboo grain also
And show ring shape face.
As preferably, between described floor dash board and central layer, it is provided with the first thermoset resin layer or the second thermosetting resin
Layer；Or it is provided with the first thermoset resin layer or the second thermosetting resin between described floor dash board, central layer and described base plate
Layer.
Between floor dash board and central layer arrange thermosetting resin can and biological material central layer and base plate between arrange
Thermosetting resin identical, it is also possible to different.When difference, the variety classes that when should select hot pressing, mutual amalgamation is good.
As preferably, described first thermoset resin layer or the second thermoset resin layer are phenolic resin glue, tripolycyanamide
Formaldehyde resin, Lauxite or cyanurotriamide modified Lauxite.
As preferably, the preparation method of cyanurotriamide modified Lauxite (modified MUF adhesive) is:
Mass concentration of weighing the most by weight be the formalin 100 parts of 36.5-37.4wt%, mass concentration be 30-50wt%
Alkaline substance solution 0.1-0.5 part and 0.3-0.6 part Hyperbranched Polymer with Terminal Amido PAMAM, put into reactor, unlatching is stirred
Mix；
Add 1-4 part hexachlorocyclotriph,sphazene the most by weight, be warming up to 50-55 DEG C, when being warming up to 75-85 DEG C voluntarily, add 35-
55 parts of tripolycyanamide, are continuously heating to 90-95 DEG C, react to obtain preliminary condensation polymer；
C. in above-mentioned preliminary condensation polymer, add 40-45 part tripolycyanamide, and add 0.6-0.9 part para toluene sulfonamide, obtain
Second condensation polymer；
D. it is cooled to the second condensation polymer when 70-75 DEG C add 20-30 part carbamide, continues reaction 8-12min, be cooled to 30-50
DEG C time plastic emitting.
The present invention uses para toluene sulfonamide, Hyperbranched Polymer with Terminal Amido PAMAM modified, adds urine stage by stage by several times
Element, tripolycyanamide and formaldehyde, repeatedly feed intake, and the intermediates content making modified muf resin glue in preparation process is maximum, thus can
To improve timber intensity, wearability and service life；Utilize the intramolecular a large amount of activity officials of Hyperbranched Polymer with Terminal Amido PAMAM
Can roll into a ball and the highly branched characteristic of its structure carrys out modified muf resin, make the performance enhancement of resin, stability improves, free formaldehyde
Burst size is effectively controlled；The Recombinant Wood burst size of methanal using modification MUF adhesive of the present invention to process is less than 0.2mg/L,
Reach Japan's F ☆ ☆ ☆ ☆ standard.
As preferably, described central layer is biological material central layer, selected from fibre board, particieboard, Recombinant Wood veneer or
Block structure and there is certain thickness Lignum seu Ramulus Cunninghamiae Lanceolatae bar weaving curtain or bamboo cane weaving curtain.Biological material central layer is selected to be easy to follow-up
Hot pressing is standby.
As preferably, being additionally provided with floor base plate below described biological material central layer, described floor base plate is log list
Plate base plate or by the cured floor base plate being collectively forming of the first thermosetting resin and bamboo fibre bar.
If positive and negative is all with bamboo fibre bar hot pressing, the stability of composite floor board can be improved further.
As preferably, described floor base plate is bamboo fibre bar weaved hot-pressing plate, and described bamboo fibre bar weaved hot-pressing plate sets
Being equipped with the bamboo fibre bar connector in the non-parallel direction of described bamboo fibre bar with intensity, described bamboo fibre bar connector is in phase
The above-below direction of the bamboo fibre bar of adjacent one or more than two is staggered.
By bamboo fibre bar connector by bamboo fibre bar knitting arrangement well-thought-out plan ribbon weaving curtain, can be greatly improved and mat formation
Efficiency, makes the intensity of floor dash board increase simultaneously, such that it is able to reduce the thickness of floor dash board further, thus improves and adds work efficiency
Rate, and make cost be substantially reduced.
As preferably, described bamboo fibre bar connector is bamboo silk, cotton thread or thin wire.
As preferably, described floor dash board is formed by bamboo fibre bar weaving curtain hot pressing more than one layer or two-layer.
A kind of preparation method of composite floor board, including following preparation process:
(1) floor dash board is prefabricated: by non-flat by described bamboo fibre bar of the bamboo fibre bar of thickness 1-4mm, width 1-99mm
Line direction has the bamboo fibre bar connector of intensity and is woven into bamboo fibre bar weaving curtain, by bamboo fibre bar weaving curtain dipping the first heat
Thermosetting resin obtains floor dash board precoated plate；
(2) it is dried: described floor dash board precoated plate is sent into and is dried to moisture content 6-10%, obtain floor dash board drying plate；
(3) prepared by central layer；
(4) hot pressing: described floor dash board drying plate is placed on the top of central layer, at hot pressing pressure 3-6Mpa/cm2, hot pressing temperature
Spend 120-170 DEG C and carry out hot pressing, hot pressing time 10-20min, obtain bamboo fibre bar weaved hot-pressing plate；
(5) take care of health；
(6) side is cut: composite floor board width as required carries out cutting fixed width in the side of bamboo fibre bar weaved hot-pressing plate；
(7) mortise mouth.
The present invention selects the bamboo fibre bar that thickness is less, by bamboo fibre bar connector by bamboo fibre bar knitting arrangement well-thought-out plan
Ribbon weaving curtain, can be greatly improved efficiency of mating formation, and makes the intensity of floor dash board increase simultaneously, makes the floor stricture of vagina being eventually fabricated
Manage finer and smoother, and make follow-up impregnation and hot pressing time shorten；The present invention is dried hot repressing again by first impregnation, and controls hot pressing
Parameter, makes the hot-press solidifying entirety time shorter；It is dried again after impregnation, then hot repressing, heat can be entered with hot pressing intermittent fever and go out；And it is existing
Technology is typically the bigger bamboo cane of first dry width, impregnation, then hot repressing the most again, and hot pressing time is long, and during hot pressing only
Can cold enter cold go out, need after hot pressing with cold water lower the temperature, in temperature-fall period also can occur bubble layering；And after prior art hot pressing
Also to be again dried to control moisture content, therefore whole efficiency is low, and production cost is high.The present invention cuts also by arranging side
Face, therefore saved prior art cross-cut saw be cut into plate about 40% swage set loss reduce cost.Therefore, the present invention can improve
Working (machining) efficiency, reduces cost；And make floor dash board have natural bamboo grain and show ring shape face.
After hot pressing completes, floor dash board thickness is 2-5mm, and core thickness is 4-6mm, and composite floor board integral thickness is 9-
15mm。
As preferably, the width of described bamboo fibre bar weaving curtain is 0.6-2m.
Time prepared by existing technique, top layer width is generally about 10cm, and bamboo fibre bar weaving curtain of the present invention compares existing skill
Art wants width at least more than 6-12 times, and can complete with high efficiency hot pressing, and the production time can reduce 30% compared to existing technology
Above, production efficiency is greatly improved.
As preferably, described step (4) hot pressing speed 1.2-1.6min/mm.
During hot pressing, control hot pressing speed, be possible to prevent sheet material hot pressing bubbling.As the most preferably, inventor also exists
Use vent pads net draining steam during hot pressing, prevent sheet material from bubbling further and be layered.
As preferably, central layer is biological material central layer；The preparation of biological material central layer includes fibre board, particieboard or section
The preparation of skill veneer；Or including first weave preparation block structure and there is certain thickness Lignum seu Ramulus Cunninghamiae Lanceolatae bar weaving curtain or bamboo cane
Weaving curtain, then impregnates the second thermosetting resin, is re-fed into hot pressing.
As preferably, floor dash board drying plate is placed on before the top of biological material central layer carries out hot pressing, on floor
The bottom surface of dash board drying plate or the end face of biological material central layer coat the first thermosetting resin or the second thermosetting resin.
As preferably, described in take care of health and include release thermal stress 3-7 days that takes care of health.
As preferably, the both sides that described mortise mouth is included in bamboo flooring length direction process notch arrangement.
In sum, the method have the advantages that
1, the composite floor board of the present invention has at least one side tangent plane, has again natural bamboo grain and shows laemodipodiform
Shape surface, the intensity of composite floor board is high, and working (machining) efficiency is high.Composite floor board has at least one side tangent plane, has therefore saved existing skill
Art cross-cut saw is cut into the swage set loss of plate about 40% and reduces cost, and integral production cost can reduce about 70%；
2, the present invention selects thickness and the less bamboo fibre bar of width, by bamboo fibre bar connector by bamboo fibre bar knitting arrangement
Well-thought-out plan ribbon weaving curtain, can be greatly improved efficiency of mating formation, and makes the intensity of floor dash board increase simultaneously, makes the ground being eventually fabricated
Plate texture is finer and smoother, and makes follow-up impregnation and hot pressing time shorten；The present invention is dried hot repressing again by first impregnation, and controls
Hot compression parameters, makes the hot-press solidifying entirety time shorter；It is dried again after impregnation, then hot repressing, and heat can be entered with hot pressing intermittent fever
Going out, therefore whole efficiency is high, and production cost is low.
Accompanying drawing explanation
Fig. 1 is composite floor board one structural representation of the present invention；
Fig. 2 is composite floor board one structural representation of the present invention；
Fig. 3 is composite floor board one structural representation of the present invention；
Fig. 4 is composite floor board one structural representation of the present invention；
Fig. 5 is composite floor board one structural representation of the present invention；
Fig. 6 is composite floor board one structural representation of the present invention；
Fig. 7 is composite floor board one structural representation of the present invention；
Fig. 8 is composite floor board one structural representation of the present invention；
Fig. 9 is composite floor board one structural representation of the present invention；
Figure 10 is composite floor board joggle schematic diagram of the present invention.
Detailed description of the invention
As shown in Fig. 1-Figure 10, composite floor board includes by the first thermosetting resin and Duo Gen bamboo fibre bar 01 cured jointly
Formed floor dash board 1 and be arranged on the central layer 2 below the dash board of floor；Floor dash board has body 10 and exposed with display
Ring 110 shape be pressed into the connection surface 12 that surface 11 is connected, the dash board side 13 that at least one is cleaved with central layer
And dash board end face 14；
Central layer 2 have central layer bottom surface 22 that the core plate surface 21 being connected with floor dash board is oppositely arranged with core plate surface 21 and
Central layer side 23 that dash board side 13 is parallel and the central layer end face 24 parallel with dash board end face 14；Composite floor board is in central layer side
The both sides that the position at the position at 23 places or central layer side 23 and place, dash board side 13 has along composite floor board length direction add
Work notch arrangement 10 out.
As shown in Fig. 1-Figure 10, many bamboo fibre bar 01 class parallel mode arrangements, it is provided with in floor dash board 1 and crosses many
Bamboo fibre bar 01 also has the bamboo fibre bar connector 02 of intensity in the non-parallel direction of bamboo fibre bar 01, bamboo fibre bar connector
02 is staggered at the above-below direction of adjacent one or the bamboo fibre bar 01 of more than two.Cross include horizontal through or and bamboo
Ribbon tilts through in the angle less than right angle.
In order to make the floor texture being eventually fabricated finer and smoother, make follow-up impregnation and hot pressing time shorten, thus improve processing
Efficiency, reduces cost；And make floor dash board have natural bamboo grain and show ring shape face；Reduce bamboo fine
The width of dimension bar and thickness, the thickness controlling bamboo fibre bar is 1-4mm, and width is 1-99mm.The thickness of floor dash board 1 is 2-
5mm。
Floor dash board 1 is the bamboo fibre bar weaving curtain hot pressing of bamboo fibre bar weaving curtain hot pressing more than one layer or two-layer
Plate.Central layer 2 is biological material central layer, selected from fibre board, particieboard, Recombinant Wood veneer or block structure and there is thickness
The Lignum seu Ramulus Cunninghamiae Lanceolatae bar weaving curtain of degree or bamboo cane weaving curtain.
As Figure 1-Figure 4, bamboo fibre bar connector is horizontal through bamboo fibre bar, bamboo fibre bar connector and bamboo fibre bar
Perpendicular, and bamboo fibre bar connector 02 is the staggered row of above-below direction of adjacent one or the bamboo fibre bar 01 of more than two
Row, such as, can be every 1, two or three braidings, be spaced one, two or three.
As shown in Figure 5-Figure 8, bamboo fibre bar connector tilts through bamboo fibre bar, bamboo fibre bar connector and bamboo fibre bar
Angle less than 90 degree, and bamboo fibre bar connector 02 is at adjacent one or the upper and lower of the bamboo fibre bar 01 of more than two
To being staggered, such as, can be every 1, two or three braidings, be spaced one, two or three.Bamboo fibre bar connector
01 can be selected from bamboo silk, cotton thread or thin wire.
As it is shown in figure 9, be additionally provided with floor base plate 4 below central layer 2, floor base plate 4 is log veneer base plate or by first
Thermosetting resin and the cured floor base plate being collectively forming of bamboo fibre bar.Inventor finds through experiment, if positive and negative is all
With bamboo fibre bar hot pressing, the stability of composite floor board can be improved further.Floor base plate is bamboo fibre bar weaved hot-pressing plate, bamboo
The bamboo fibre bar connector in the non-parallel direction of bamboo fibre bar with intensity, bamboo fibre it is provided with on ribbon weaved hot-pressing plate
Bar connector is staggered at the above-below direction of adjacent one or the bamboo fibre bar of more than two.
In order to improve the intensity on floor, it is also possible to be provided with the first thermosetting further between floor dash board 1 and central layer 2
Resin bed or the second thermoset resin layer；Or it is provided with the first thermosetting tree between floor dash board 1, central layer 2 and floor base plate 4
Lipid layer or the second thermoset resin layer.The thermosetting resin arranged between floor dash board and central layer can be with biological material central layer
With the thermosetting resin of setting is identical between base plate, it is also possible to different.When difference, when should select hot pressing, mutual amalgamation is good
Variety classes.
Embodiment one
The preparation method of composite floor board, including following preparation process:
(1) floor dash board is prefabricated: the bamboo fibre bar connector 02 that the non-parallel direction at bamboo fibre bar has intensity crosses thickness
Degree 1mm, the bamboo fibre bar 01 of width 1mm are woven into bamboo fibre bar weaving curtain, and bamboo fibre bar weaving curtain is impregnated the first thermosetting
Resin obtains floor dash board precoated plate；The width of bamboo fibre bar weaving curtain is 0.6-2m；
(2) it is dried: floor dash board precoated plate is sent into and is dried to moisture content 6%, obtain floor dash board drying plate；
(3) prepared by central layer；
(4) hot pressing: floor dash board drying plate is placed on the top of central layer, at hot pressing pressure 3Mpa/cm2, hot pressing temperature 170 DEG C
Carry out hot pressing, hot pressing time 20min, obtain bamboo fibre bar weaved hot-pressing plate；
(5) take care of health；
(6) side is cut: composite floor board width as required carries out cutting fixed width in the side of bamboo fibre bar weaved hot-pressing plate；
(7) mortise mouth.
When composite floor board actual installation of the present invention uses, according to carrying out Tenon assembling shown in Figure 10.
Embodiment two
The preparation method of composite floor board, including following preparation process:
(1) floor dash board is prefabricated: the bamboo fibre bar connector 02 that the non-parallel direction at bamboo fibre bar has intensity crosses thickness
Degree 4mm, the bamboo fibre bar 01 of width 10mm are woven into bamboo fibre bar weaving curtain, and bamboo fibre bar weaving curtain is impregnated the first thermosetting
Resin obtains floor dash board precoated plate；The width of bamboo fibre bar weaving curtain is 2m；
(2) it is dried: floor dash board precoated plate is sent into and is dried to moisture content 10%, obtain floor dash board drying plate；
(3) prepared by central layer；
(4) hot pressing: floor dash board drying plate is placed on the top of central layer, at hot pressing pressure 6Mpa/cm2, hot pressing temperature 120 DEG C
Carry out hot pressing, hot pressing time 10min, obtain bamboo fibre bar weaved hot-pressing plate；
(5) take care of health；
(6) side is cut: composite floor board width as required carries out cutting fixed width in the side of bamboo fibre bar weaved hot-pressing plate；
(7) mortise mouth.
Embodiment three
The preparation method of composite floor board, including following preparation process:
(1) floor dash board is prefabricated: the bamboo fibre bar connector 02 that the non-parallel direction at bamboo fibre bar has intensity crosses thickness
Degree 2mm, the bamboo fibre bar 01 of width 15mm are woven into bamboo fibre bar weaving curtain, and bamboo fibre bar weaving curtain is impregnated the first thermosetting
Resin obtains floor dash board precoated plate；The width of bamboo fibre bar weaving curtain is 1.5m；
(2) it is dried: floor dash board precoated plate is sent into and is dried to moisture content 8%, obtain floor dash board drying plate；
(3) prepared by central layer；
(4) hot pressing: floor dash board drying plate is placed on the top of central layer, at hot pressing pressure 5Mpa/cm2, hot pressing temperature 140 DEG C
Carry out hot pressing, hot pressing time 15min, obtain bamboo fibre bar weaved hot-pressing plate；
(5) take care of health；
(6) side is cut: composite floor board width as required carries out cutting fixed width in the side of bamboo fibre bar weaved hot-pressing plate；
(7) mortise mouth.
Embodiment four
With embodiment one, except for the difference that the width of bamboo fibre bar 01 is 99mm, is provided with between floor dash board 1 and central layer 2
One thermoset resin layer or the second thermoset resin layer；Or it is provided with first between floor dash board 1, central layer 2 and floor base plate 4
Thermoset resin layer or the second thermoset resin layer.
First thermoset resin layer or the second thermoset resin layer are phenolic resin glue, melamine resin, urea aldehyde
Resin or cyanurotriamide modified Lauxite.
The preparation method of cyanurotriamide modified Lauxite (modified MUF adhesive) is:
A. formalin 100 parts that mass concentration is 36.5wt%, the mass concentration of being weighed by weight portion is the basic species of 30wt%
0.1 part and 0.3 part Hyperbranched Polymer with Terminal Amido PAMAM of matter solution, puts into reactor, opens stirring；Alkaline matter is hydrogen-oxygen
Change sodium, potassium hydroxide, calcium hydroxide, barium hydroxide or ammonia；
B. add 1 part of hexachlorocyclotriph,sphazene, be warming up to 50 DEG C, when being warming up to 75 DEG C voluntarily, add 35 parts of tripolycyanamide, continue to rise
Temperature, to 90 DEG C, reacts to obtain preliminary condensation polymer；
C. in above-mentioned preliminary condensation polymer, add 40 parts of tripolycyanamide, and add 0.6 part of para toluene sulfonamide, obtain the second polycondensation
Thing；
D. it is cooled to the second condensation polymer when 70 DEG C add 20 parts of carbamide, continues reaction 8min, be cooled to plastic emitting when 30 DEG C.
The present invention uses para toluene sulfonamide, Hyperbranched Polymer with Terminal Amido PAMAM modified, adds urine stage by stage by several times
Element, tripolycyanamide and formaldehyde, repeatedly feed intake, and the intermediates content making modified muf resin glue in preparation process is maximum, thus can
To improve timber intensity, wearability and service life；Utilize the intramolecular a large amount of activity officials of Hyperbranched Polymer with Terminal Amido PAMAM
Can roll into a ball and the highly branched characteristic of its structure carrys out modified muf resin, make the performance enhancement of resin, stability improves, free formaldehyde
Burst size is effectively controlled；The Recombinant Wood burst size of methanal using modification MUF adhesive of the present invention to process is less than 0.2mg/L,
Reach Japan's F ☆ ☆ ☆ ☆ standard.
Embodiment five
With embodiment one, between floor dash board 1 and central layer 2, except for the difference that it is provided with the first thermoset resin layer or the second thermosetting
Property resin bed；Or it is provided with the first thermoset resin layer or the second thermosetting between floor dash board 1, central layer 2 and floor base plate 4
Resin bed.
First thermoset resin layer or the second thermoset resin layer are phenolic resin glue, melamine resin, urea aldehyde
Resin or cyanurotriamide modified Lauxite.
The preparation method of cyanurotriamide modified Lauxite (modified MUF adhesive) is:
A. formalin 100 parts that mass concentration is 37.4wt%, the mass concentration of being weighed by weight portion is the basic species of 50wt%
0.5 part and 0.6 part Hyperbranched Polymer with Terminal Amido PAMAM of matter solution, puts into reactor, opens stirring；Alkaline matter is hydrogen-oxygen
Change sodium, potassium hydroxide, calcium hydroxide, barium hydroxide or ammonia；
B. add 1 part of hexachlorocyclotriph,sphazene, be warming up to 55 DEG C, when being warming up to 85 DEG C voluntarily, add 55 parts of tripolycyanamide, continue to rise
Temperature, to 95 DEG C, reacts to obtain preliminary condensation polymer；
C. in above-mentioned preliminary condensation polymer, add 45 parts of tripolycyanamide, and add 0.9 part of para toluene sulfonamide, obtain the second polycondensation
Thing；
D. it is cooled to the second condensation polymer when 75 DEG C add 30 parts of carbamide, continues reaction 12min, be cooled to plastic emitting when 50 DEG C.
Embodiment six
With embodiment one, between floor dash board 1 and central layer 2, except for the difference that it is provided with the first thermoset resin layer or the second thermosetting
Property resin bed；Or it is provided with the first thermoset resin layer or the second thermosetting between floor dash board 1, central layer 2 and floor base plate 4
Resin bed.
First thermoset resin layer or the second thermoset resin layer are phenolic resin glue, melamine resin, urea aldehyde
Resin or cyanurotriamide modified Lauxite.
The preparation method of cyanurotriamide modified Lauxite (modified MUF adhesive) is:
A. formalin 100 parts that mass concentration is 36.9wt%, the mass concentration of being weighed by weight portion is the basic species of 40wt%
0.4 part and 0.5 part Hyperbranched Polymer with Terminal Amido PAMAM of matter solution, puts into reactor, opens stirring；Alkaline matter is hydrogen-oxygen
Change sodium, potassium hydroxide, calcium hydroxide, barium hydroxide or ammonia；
B. add 3 parts of hexachlorocyclotriph,sphazenes, be warming up to 53 DEG C, when being warming up to 80 DEG C voluntarily, add 45 parts of tripolycyanamide, continue to rise
Temperature, to 92 DEG C, reacts to obtain preliminary condensation polymer；
C. in above-mentioned preliminary condensation polymer, add 43 parts of tripolycyanamide, and add 0.8 part of para toluene sulfonamide, obtain the second polycondensation
Thing；
D. it is cooled to the second condensation polymer when 72 DEG C add 20-30 part carbamide, continues reaction 9min, be cooled to plastic emitting when 40 DEG C.
Comparative example
The processing method of composite plate, comprises the steps:
Step one: select materials
The Phyllostachys pubescens Mazei ex H.de Lebaie leftover pieces produced during bamboo processing, are divided into the bamboo silk of fine strip shape, and scrappy bamboo section, and selecting materials is exactly by bamboo
Silk, bamboo section sort out, and then bamboo silk and bamboo section are carried out hydrothermal treatment consists, and described hydrothermal treatment consists is exactly 90 by bamboo silk and bamboo section
～steaming and decocting 3～5 hours at a temperature of 160 DEG C, the bamboo wood moisture control after process is between 40%～60%, and it is main
Effect is insect protected, mildew-resistant process, reduces the hardness of raw material；Increase the pliability of raw material, reduce the cured matter of bamboo material surface, increase gluing
Intensity；After hydrothermal treatment consists, bamboo silk is selected, bamboo section is chipped, process well-thought-out plan particle；
Step 2: processing bamboo silk
By length coarse and fine separation, bamboo silk being gone out all size, lashes bunchy, what length thickness was close is used for processing dimension
Bamboo silk layer；Bundles of bamboo silk will be lashed be put into drying room and be dried so that it is moisture content is 10～15%, and this bamboo silk is true qualities；
Carry out carbonization in putting carbide furnace into through the bamboo silk of above-mentioned dried, control temperature and time and can control carbonization
In various degree, the bamboo silk after carbonization is light brown or dark-brown；
Bamboo silk urea glue, phenol glue or melamine glue after drying, carbonization carry out impregnation, then are dried, and gel content accounts for
The 2%～6% of raw material gross weight, moisture content is 8%～15%；
Step 3: processing bamboo particle
Bamboo particle being put into drying room be dried so that it is moisture content is 10～15%, bamboo particle uses spraying applications method, passes through
Urea glue, phenol glue or tripolycyanamide glue are sprayed onto the surface of particle with mist by the glue spraying hole of glue mixer upper cover, pass through
The stirring of agitator makes glue progressively tend to being uniformly distributed on particle surface, and gel content accounts for the 8%～15% of bamboo particle gross weight,
Bamboo particle after applying glue was placed on about room temperature lower half an hour；
Step 4: processing bamboo silk composite plate
Volume and densimeter according to bamboo silk composite plate to be made calculate the bamboo silk weight needed for every layer of bamboo silk layer and every layer of bamboo particle
Bamboo particle weight needed for Ceng is also weighed, and makes removable boxlike or frame mold, and monolayer bamboo silk material is loaded mold
In, at one layer of upper berth of monolayer bamboo silk material bamboo particle, bamboo particle repaving one layer of bamboo silk material, bamboo silk layer is staggered with bamboo particle layer folded
Put, somewhat apply vibration and make bamboo silk material and bamboo particle load closely knit formation bamboo silk composite plate just base in mold, tear mold open, more right
The just base binding of bamboo silk composite plate is fixing, and the thickness of the band that binding is used is preferably 0.3～0.5mm；
Being put into by bamboo silk composite plate just base and carry out hot-press solidifying molding in hot press, temperature controls at 85～180 DEG C, the time 6
～20 minutes, bamboo silk composite plate just base is the thickest, and required time is the longest, otherwise bamboo silk composite plate just base is the thinnest, and required time is more
Short, to remove bundling belt, the bamboo silk composite plate dislocation after molding is carried out heat cure in greenhouse, temperature controls 150～200
DEG C, the time is 3～8 hours；
Step 5: saw limit, sanding
Burr bamboo silk composite plate after hot pressing after cooling, is sawn into the bamboo silk composite plate of all size, then carries out sanding process.
Table 1 embodiment and comparative example's product technology parameter
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, and those skilled in the art exist
As required the present embodiment can be made after reading this specification and there is no the amendment of creative contribution, but as long as in the present invention
Right in all protected by Patent Law.
Claims (10)
1. a composite floor board, it is characterised in that:
It includes by the cured floor dash board (1) being collectively forming of the first thermosetting resin and Duo Gen bamboo fibre bar (01) and sets
Put the central layer (2) below the dash board of described floor；
Described floor dash board (1) have body (10) and exposed with display ring shape be pressed into surface (11) and described core
The connection surface (12) that plate connects, dash board side (13) that at least one is cleaved and dash board end face (14)；
Described central layer (2) has set relative with described core plate surface (21) with the core plate surface (21) of described floor dash board connection
Central layer side (23) that the central layer bottom surface (22) put is parallel with described dash board side (13) and putting down with described dash board end face (14)
The central layer end face (24) of row；
Floor dash board (1) thickness is 2-5mm, and core thickness is 4-6mm, and composite floor board integral thickness is 9-15mm.
A kind of composite floor board the most according to claim 1, it is characterised in that: described central layer (2) lower section is additionally provided with floor
Base plate (4), described floor base plate (4) is log veneer base plate or by the cured common shape of the first thermosetting resin and bamboo fibre bar
The floor base plate become.
A kind of composite floor board the most according to claim 2, it is characterised in that: described many bamboo fibre bar (01) the parallel sides of class
Formula arranges, and is provided with and crosses many bamboo fibre bars (01) non-flat described bamboo fibre bar (01) in described floor dash board (1)
Line direction has bamboo fibre bar connector (02) of intensity, described bamboo fibre bar connector (02) adjacent one or two with
On the above-below direction of bamboo fibre bar (01) be staggered.
A kind of composite floor board the most according to claim 3, it is characterised in that: between described floor dash board (1) and central layer (2)
It is provided with the first thermoset resin layer or the second thermoset resin layer；Or described floor dash board (1), central layer (2) and described
The first thermoset resin layer or the second thermoset resin layer it is provided with between plate base plate (4).
A kind of composite floor board the most according to claim 4, it is characterised in that: described first thermoset resin layer or the second heat
Thermosetting resin layer is phenolic resin glue, melamine resin, Lauxite or cyanurotriamide modified Lauxite.
A kind of composite floor board the most according to claim 1, it is characterised in that: described central layer (2) is biological material central layer,
Selected from fibre board, particieboard, Recombinant Wood veneer or block structure and the Lignum seu Ramulus Cunninghamiae Lanceolatae bar weaving curtain with thickness or bamboo cane compile
Knit curtain.
A kind of composite floor board the most according to claim 2, it is characterised in that: described bamboo fibre bar connector (01) is bamboo
Silk, cotton thread or thin wire.
A kind of composite floor board the most according to claim 1, it is characterised in that: described floor dash board (1) is one layer or two-layer
The bamboo fibre bar weaving curtain heating platen of above bamboo fibre bar weaving curtain hot pressing.
9. the preparation method of a composite floor board according to claim 1, it is characterised in that include following preparation process:
(1) floor dash board is prefabricated: the non-parallel direction at described bamboo fibre bar has bamboo fibre bar connector (02) of intensity
Cross thickness 1-4mm, the bamboo fibre bar (01) of width 1-99mm is woven into bamboo fibre bar weaving curtain, is soaked by bamboo fibre bar weaving curtain
Stain the first thermosetting resin obtains floor dash board precoated plate；
(2) it is dried: described floor dash board precoated plate is sent into and is dried to moisture content 6-10%, obtain floor dash board drying plate；
(3) prepared by central layer；
(4) hot pressing: described floor dash board drying plate is placed on the top of central layer, at hot pressing pressure 3-6Mpa/cm2, hot pressing temperature
120-170 DEG C carries out hot pressing, hot pressing time 10-20min, obtains bamboo fibre bar weaved hot-pressing plate；
(5) take care of health；
(6) side is cut: composite floor board width as required carries out cutting fixed width in the side of bamboo fibre bar weaved hot-pressing plate；
(7) mortise mouth.
The preparation method of composite floor board the most according to claim 9, it is characterised in that: the bamboo fibre in described step (1)
The width of bar weaving curtain is 0.6-2m.
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| CN201610412196.4A CN105971236A (en) | 2016-06-14 | 2016-06-14 | Composite floor and preparing method thereof |
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| CN201610412196.4A CN105971236A (en) | 2016-06-14 | 2016-06-14 | Composite floor and preparing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697202Y (en) * | 2004-05-12 | 2005-05-04 | 姚爱兴 | Super-thin bamboo composite floor |
| CN101067350A (en) * | 2007-04-24 | 2007-11-07 | 葛会龙 | Strength natural figured bamboo floor |
| CN201635338U (en) * | 2009-11-25 | 2010-11-17 | 浙江世友木业有限公司 | Solid wood composite floor board |
| US20120015131A1 (en) * | 2010-07-16 | 2012-01-19 | Ahmet Akarsu | Bamboo lumber products |
| CN105599379A (en) * | 2015-12-28 | 2016-05-25 | 德华兔宝宝装饰新材股份有限公司 | Preparation method of composite floor |
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2016
- 2016-06-14 CN CN201610412196.4A patent/CN105971236A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2697202Y (en) * | 2004-05-12 | 2005-05-04 | 姚爱兴 | Super-thin bamboo composite floor |
| CN101067350A (en) * | 2007-04-24 | 2007-11-07 | 葛会龙 | Strength natural figured bamboo floor |
| CN201635338U (en) * | 2009-11-25 | 2010-11-17 | 浙江世友木业有限公司 | Solid wood composite floor board |
| US20120015131A1 (en) * | 2010-07-16 | 2012-01-19 | Ahmet Akarsu | Bamboo lumber products |
| CN105599379A (en) * | 2015-12-28 | 2016-05-25 | 德华兔宝宝装饰新材股份有限公司 | Preparation method of composite floor |
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