CN102862201A - Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method - Google Patents
Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method Download PDFInfo
- Publication number
- CN102862201A CN102862201A CN201110188587XA CN201110188587A CN102862201A CN 102862201 A CN102862201 A CN 102862201A CN 201110188587X A CN201110188587X A CN 201110188587XA CN 201110188587 A CN201110188587 A CN 201110188587A CN 102862201 A CN102862201 A CN 102862201A
- Authority
- CN
- China
- Prior art keywords
- timber
- fire
- retardant
- wood
- fast growing
- 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
- 239000002023 wood Substances 0.000 title claims abstract description 172
- 239000003063 flame retardant Substances 0.000 title claims abstract description 118
- 239000007787 solid Substances 0.000 title claims abstract description 55
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 239000000463 material Substances 0.000 title claims abstract description 34
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 97
- 238000001035 drying Methods 0.000 claims abstract description 24
- 238000003763 carbonization Methods 0.000 claims abstract description 15
- 230000007797 corrosion Effects 0.000 claims abstract description 15
- 238000005260 corrosion Methods 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims description 79
- 230000002708 enhancing effect Effects 0.000 claims description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 17
- 230000006835 compression Effects 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 14
- 238000007731 hot pressing Methods 0.000 claims description 14
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 13
- 238000000889 atomisation Methods 0.000 claims description 10
- 239000003755 preservative agent Substances 0.000 claims description 10
- 238000011084 recovery Methods 0.000 claims description 10
- 238000000354 decomposition reaction Methods 0.000 claims description 9
- 230000002335 preservative effect Effects 0.000 claims description 9
- 239000012467 final product Substances 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- 239000012796 inorganic flame retardant Substances 0.000 claims description 7
- 239000000047 product Substances 0.000 claims description 7
- 238000005470 impregnation Methods 0.000 claims description 6
- 238000002803 maceration Methods 0.000 claims description 6
- DBQBWZSDXNFYJI-UHFFFAOYSA-N [B].[N].[P] Chemical group [B].[N].[P] DBQBWZSDXNFYJI-UHFFFAOYSA-N 0.000 claims description 5
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 235000011194 food seasoning agent Nutrition 0.000 claims description 5
- 239000003112 inhibitor Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 claims description 3
- 238000000197 pyrolysis Methods 0.000 claims description 3
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 2
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims description 2
- 239000012757 flame retardant agent Substances 0.000 claims description 2
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 10
- 238000012545 processing Methods 0.000 abstract description 10
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 229920006395 saturated elastomer Polymers 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000002715 modification method Methods 0.000 abstract 1
- 210000003462 vein Anatomy 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 40
- 230000008569 process Effects 0.000 description 18
- 241000219000 Populus Species 0.000 description 17
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 16
- 241000018646 Pinus brutia Species 0.000 description 16
- 235000011613 Pinus brutia Nutrition 0.000 description 16
- 235000011609 Pinus massoniana Nutrition 0.000 description 14
- 241000018650 Pinus massoniana Species 0.000 description 14
- 239000000243 solution Substances 0.000 description 14
- 239000002932 luster Substances 0.000 description 9
- 238000010792 warming Methods 0.000 description 7
- 239000004568 cement Substances 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000035699 permeability Effects 0.000 description 6
- 230000002950 deficient Effects 0.000 description 5
- 238000007598 dipping method Methods 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000011324 bead Substances 0.000 description 3
- 239000004035 construction material Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000036541 health Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010998 test method Methods 0.000 description 3
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 244000050510 Cunninghamia lanceolata Species 0.000 description 1
- 238000006424 Flood reaction Methods 0.000 description 1
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052810 boron oxide Inorganic materials 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- VGTPKLINSHNZRD-UHFFFAOYSA-N oxoborinic acid Chemical compound OB=O VGTPKLINSHNZRD-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000011120 plywood Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 239000003340 retarding agent Substances 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Abstract
The invention relates to a wood function modification method, especially to a fast growing wood flame retardant enhanced solid wood section material which is modified by a treatment technology including wood carbonization, flame retardant enhancement and heat treatment for fixation and a manufacturing method thereof, specifically to a fast growing wood flame retardant enhanced solid wood section material and its manufacturing method, and belongs to the technical field of wood function modification and wood processing. The manufacturing method of the fast growing wood flame retardant enhanced solid wood section material comprises the following steps of: (1) carbonization; (2) flame retardant treatment; (3) drying; (4) surface enhancement; and (5) heat treatment for fixation. In comparison with the prior art, the technical scheme provided by the invention has the following advantages of simple production technology, large output, low energy consumption, large outturn percentage, low production cost and the like. The processed flame retardant enhanced solid wood section material has more outstanding advantages of: flame retardance, enhanced surface, stable dimension, corrosion resistance, weather resistance, visualized veins and saturated color.
Description
Technical field
The present invention relates to the lumber functionality improvement method, especially relate to a kind of through the carbonization of wood, fire-retardant the enhancing more fire-retardant enhancing solid wood profile of fast growing wood and the manufacture method thereof of the fixing such treatment process improvement of heat treatment, specifically the fire-retardant enhancing solid wood profile of a kind of fast growing wood and manufacture method thereof belong to lumber functionality improvement and wood processing technique field.
Background technology
Chinese patent literature CN1868704A discloses " a kind of Wood carbonization treatment method " technical patent, and its manufacture method comprises that a. piles the top by 1t/m with the neat piling of timber and at timber
2Standard compression steel plate frame pouring concrete briquetting, in the carbonization of wood equipment of then packing into; B. in carbonization of wood equipment, adopt staged continuous warming method, temperature is warming up to 120～140 ℃ by the speed that improved 3～7 ℃ in per 4～6 hours; C. adopt staged continuous warming method, the speed that improved 8～12 ℃ by per 1～3 hour is warming up to 160～240 ℃, and keeps under maximum temperature 3～6 hours, and the charing processing procedure finishes; D. after charing finished, stopped heating adopted the atomized water spraying method to allow timber be slow cooling to 100 ℃, and the saturated vapor that then passes into 100 ℃ carries out damping moisture regain processing to timber, and the processing time is 6～8 hours, and the moisture content of timber is adjusted back 4～6%; E. timber is cooled under field conditions (factors) temperature and is higher than 15～30 ℃ of kiln discharges of room temperature.Find that after deliberation this technique can improve the dimensional stability of timber, the corrosion resistant weatherability, improve the texture color and luster of timber, it is a kind of good lumber functionality improvement method, but improvement wood surface lower hardness out, mechanical property descends to some extent, particularly for original with regard to soft fast growing wood, the amplitude that case hardness reduces and mechanical property descends to some extent is larger.In addition, prove through practical experience, compare with its material with the timber that charing is processed, easier burning, particularly for fast growing wood, this easy combustibility is just particularly outstanding.
Chinese patent literature CN102107446A once disclosed " a kind of surface-enhanced solid wood sectional material and manufacture method thereof ", and it is made by following steps: (1) drying steps: with air-dry density less than 700kg/m
3The drying of wood to moisture content be 5～12%; (2) compression step: dry timber is through the closely knit step of surface compression, and namely the temperature of hot press high-temperature high-pressure plate is 140～200 ℃, and the temperature of low temperature pressing plate is lower more than 100 ℃ than the temperature of high temperature pressing plate; (3) charing step: timber carries out 1～5 hour step of charing heat treatment to timber under 170～230 ℃ condition; It comprises that also a moisture content of adjusting timber after the charing step is 5～12% step.Above-mentioned technical scheme exists dry good moisture content and reaches more than 8%, when compressed step process is processed more than 160 ℃, timber is forced into appointed thickness and keeps after a period of time that timber is easy to occur bursting, bubbly defect, and burst along with hot pressing temperature is higher, bubbly defect is more and more, and the texture of this wood surface is dim, and color and luster is given the sensation of people's oppressiveness.The wood surface hardness of charing is more after compression fallen the end and has been reached about 20～40% than having compressed case hardness before the charing, thereby can not obtain well surface-enhanced solid wood sectional material, on the contrary again so that the easier burning of timber.
All the time, because the poor permeability of timber, people adopt following methods to come timber is carried out flame treatment.Pressure impregnating method, typical process are in impregnating autoclave, pressure impregnating or vacuumize first, again pressure impregnating or vacuumize first, again pressure impregnating, vacuumize this three kinds of techniques again, fire retardant is impregnated the timber the inside.But this method is high to equipment requirement, complex manufacturing, and volume recovery is low, and energy consumption is high, and production cost is high, really do not realize commercial application, and resulting product stability is poor, makes easy strain cracking in the use procedure.
Chinese patent literature CN1651202A is open " Wood material wood product fire retardant and processing method thereof " once, and its processing method is: with timber such as plate, batten etc., woodwork such as core-board, wooden plywood, fiberboard etc. are put into process tank, the closed container door; Being evacuated to vacuum is 0.084 ± 0.008MPa, keeps simultaneously 10～90 minutes; Then with the process tank of fire retardant under the above-mentioned vacuum state of injection under the normal temperature, keep 1～6MPa when being forced into 02～1.0MPa simultaneously, lay down pressure and emptying fire retardant; And then process tank is evacuated to vacuum is 0.084 ± 0.008MPa, keeps simultaneously 20～90 minutes, gets rid of at last vacuum.Yet the method complex manufacturing, production cost is high, and resulting fire-retardant section bar poor dimensional stability or blue the change or the defective of corrosion resistant weak point in rotten service life not that go mouldy easily.
Summary of the invention
One of purpose of the present invention provides the fire-retardant enhancing solid wood profile of a kind of fast growing wood and manufacture method thereof, and its set charing heat treatment, flame treatment, surface strengthen the advantage of processing the timber three, overcome its shortcoming separately, are conducive to industrialization production.Specifically be exactly that pit, the conduit of getting through timber processed in charing, improve the permeability of timber, and improve the texture color and luster of fast growing wood, flame treatment has improved the flame-retarded efficiency of fast growing wood, it is soft that the surface enhancing has overcome the fast growing wood surface, fixing front-surface is strengthened of heat treatment is fixed, and don't affects the flame-retarded efficiency of timber, thereby realized that charing heat treatment, flame treatment, surface strengthen effective combination of processing timber three advantage.Technical solution of the present invention compared with prior art, the advantage such as it is simple to have production technology, and output is large, and energy consumption is low, and volume recovery is high, and production cost is low.Process that the fire-retardant enhancing solid wood profile that obtains has fire-retardant, surperficial enhancing, dimensionally stable, corrosion resistant is weather-proof, texture manifests, the more outstanding advantages of the full dress of color and luster.
Above-mentioned technical purpose of the present invention is achieved by the following technical programs:
The fire-retardant enhancing solid wood profile of a kind of fast growing wood manufacture method may further comprise the steps:
(1) charing step: be to be that 5～12% fast growing wood timber is placed on charing 2h～4h under 175 ℃～200 ℃ the condition with moisture content;
(2) flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, the fast growing wood timber after charing is processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration;
(3) drying steps: the fast growing wood drying of wood after the flame treatment is made its moisture content 8～12%;
(4) surface strengthens step: fire-retardant fast growing wood timber obtained above is carried out the step that the top layer enhanced squeezing is processed;
(5) heat treatment fixing step: the fast growing wood stacking after the surface strengthened is good, sends condition that Fast Heating humidification in the heat treatment kiln directly is warmed up to 180～200 ℃ to and it is heat-treated fixes 2～4h.
As preferably, described charing step is: be to be that 5～12% fast growing wood timber is placed on charing 2h～4h under 175 ℃～200 ℃ the condition with moisture content, after finishing, charing closes when adding thermal recovery jet atomization water method and allowing temperature fast cooling to 110 in the carbonization of wood equipment～120 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 40～60 ℃ of kiln.
In carbonization process, adopt timber under 175 ℃～200 ℃ hot and humid conditions, get through timber conduit and pit, also dissolve the timber extract, make the minimizings such as active group in the timber such as hydroxyl, make timber have outstanding wood color stability.Stablizing of this process gained grain of wood wood color, prevented that follow-up surface from strengthening step to the impact of wood color, improved simultaneously wood permeability, for follow-up flame treatment provides extraordinary precondition, and the fast growing wood moisture content that obtains through above-mentioned charring process is very low, about 2.5%～4.5%, form high outside and low outside moisture content gradient of wood greatly, be conducive to the thereafter infiltration of fire retardant; The improvement of wood permeability has guaranteed that also follow-up surface does not occur when strengthening that timber bursts, shows to split, bubbly defect, and the lumber quality qualification rate reached 100% when the surface was strengthened.
As preferably, described flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, fast growing wood timber after charing processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration, and described inorganic combustion inhibitor is phosphorus-nitrogen-boron fire retardant preservative, ammonium polyphosphate flame retardant (APP), zinc borate flame retardant, the APP-Firebrake ZB composite flame-retardant agent of heat decomposition temperature 〉=220 ℃.All belong to the intumescent Heat stability is good as preferred these inorganic combustion inhibitors, can produce synergy, good flame resistance, do not affect again the texture color and luster of timber, to commonly use at present environmental protection fire retarding agent, these selected fire retardants can directly be sold in market, also can prepare voluntarily or prepare by existing disclosed technical data method.Heat stability is good, the requirement of heat minute temperature 〉=220 ℃ are to strengthen and after heat treatment fixed, the fire retardant that floods still had good flame-retarded efficiency for follow-up surface.
Preferred as another, described flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, fast growing wood timber after charing processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration, and described inorganic combustion inhibitor is heat decomposition temperature＜220 ℃ but product that institute's pyrolysis obtains phosphorus-nitrogen of still having stable flame-retarded efficiency in the time of 〉=220 ℃-boron fire retardant preservative.Phosphorus-nitrogen-boron fire retardant preservative be up to through temperature 200 ℃ with the surface strengthen and the heat treatment fixing step after, the react metaboric acid, boron oxide, guanidine condensed phosphates, the APP product that obtain of its part has good flame-retarded efficiency when high temperature.And, carrying out the surface enhancing through 160 ℃ of maximum temperatures or fixing through the heat treatment of 200 ℃ of maximum temperatures, the product that above-mentioned fire retardant reaction produces forms three-dimensional cover layer at the wood surface layer, also can again strengthen the case hardness of timber and improve timber stability.Except known phosphorus-nitrogen-boron fire retardant preservative in heat decomposition temperature＜220 ℃ but the product that institute's pyrolysis obtains still have the stable flame-retarded efficiency at 〉=220 ℃, other water-soluble inorganic flame retardant have similar like this performance and also can be used as the used fire retardant of the present invention.
As preferably, described drying steps: be the fast growing wood timber after the flame treatment routinely the seasoning drying make its moisture content 8～12%.
As preferably, described surface strengthens step: the fast growing wood timber after above-mentioned flame treatment drying is good places hot pressing on the hot press, control hot press heating platen closing speed is 0.5～7mm/s, the temperature of heating platen is 150～160 ℃, and it is softening to be heated up in the timber top layer, and applied pressure is 6～15Mpa, controlling as requested the timber compression ratio is 5%～20%, after timber is forced into appointed thickness, keep timber and heating platen 5～30min time of contact, timber was taken out in slow pressure release after hot pressing finished.
As preferably, described surface strengthens step: the fast growing wood timber after above-mentioned flame treatment drying is good places hot pressing on the hot press, closed hot press heating platen also makes suppressed tree material top and bottom formation temperature poor greater than more than 100 ℃ and keep more than the 5s, the temperature difference of timber upper and lower surface is dwindled gradually to reach unanimity, it is softening to be heated up in the timber top layer, control heating platen closing speed is 0.5～7mm/s, the temperature of control heating platen is 150～160 ℃, applied pressure is 6～15Mpa, control timber compression ratio is 5%～20%, after timber is forced into appointed thickness, keep timber and heating platen 5～30min time of contact, timber was taken out in slow pressure release after hot pressing finished.
As preferably, the heat treatment fixing step: fire-retardant enhancing fast growing wood timber stacking good and its top on the setting-out clod, send in the heat treatment kiln with fork truck, close the heat treatment wicket, open simultaneously heating and humidification valve, the Fast Heating humidification directly is warmed up to 180～200 ℃ and it is heat-treated fixes 2～4h, after finishing, heat treatment closes when adding thermal recovery jet atomization water method and allowing temperature fast cooling to 110 in the Wood heat treatment device～120 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 40～60 ℃ of kiln.The heat treatment fixing step of the technical program, specially for the timber development and Design of the technical program, with prior art the breakthrough of qualitative difference and matter is arranged, as process existing timber by the technical program, can make and process that the timber appearance table that obtains splits, implosion, end check and flexural deformation defective; As process Chinese patent literature CN102107446A and once disclosed " a kind of surface-enhanced solid wood sectional material and manufacture method thereof " section bar, then so that the color and luster that section bar heat treatment obtains is inhomogeneous, have also that part section bar appearance table splits, implosion, end check and a flexural deformation defective.
As further preferred, described heat treatment fixing step: be will keep dry-bulb temperature greater than 20～30 ℃ of wet-bulb temperature when wet-bulb temperature is less than 100 ℃ in beginning Fast Heating humidification temperature-rise period, until wet-bulb temperature 〉=100 ℃ keep being full of steam in the kiln.
As preferably, also comprise the step that a moisture content recovers after the described heat treatment fixing step: namely be that fire-retardant enhancing fast growing wood timber after fixing step is finished moves on to and carries out moisture content in dry kiln or the balance room and return to 7.0～11.0%.
According to the prepared a kind of fire-retardant enhancing solid wood profile of the fire-retardant enhancing solid wood profile of described a kind of fast growing wood manufacture method, be divided into fire-retardant enhancement layer 1 and nature layer 2 on the fire-retardant enhancing solid wood profile cross section, the density of fire-retardant enhancement layer 1 is obviously greater than nature layer 2, fire-retardant enhancement layer 1 passes through timber self fiber Nature Link with nature layer 2, the thickness of fire-retardant enhancement layer 1 is 0.5～3.0mm, flame-retardant reinforced material combustibility reaches B-s2, d2, more than the t2, moisture content is 7.0～11.0%, equilibrium moisture content is less than 6.0%, and the corrosion resistant grade reaches the strong corrosion resistant level loss in weight 0～10%, and its material of Surface of profile hardness ratio improves more than 40%.
As preferably, the used timber of described a kind of fire-retardant enhancing solid wood profile is fast growing wood masson pine, poplar, pine, China fir.
In sum, the present invention has following beneficial effect:
1. the present invention gathers charing heat treatment, fire-retardant and surperficial enhancing processing three's advantage, overcomes its shortcoming separately.Specifically be exactly that pit, the conduit of getting through fast growing wood timber processed in charing, improve the permeability of timber, and improve the texture color and luster of fast growing wood, flame treatment has improved the flame-retarded efficiency of fast growing wood, it is soft that the surface enhancing has overcome fast growing wood charing processing rear surface, and fixing front-surface is strengthened of heat treatment is fixed, and don't affects the flame-retarded efficiency of timber, do not affect the wood color of timber yet, thereby realized that charing heat treatment, flame treatment, surface strengthen effective combination of processing timber three advantage.Technical solution of the present invention compared with prior art, the advantage such as it is simple to have production technology, and output is large, and energy consumption is low, and volume recovery is high, and production cost is low;
2. has the flame-retarded efficiency height through the resulting fire-retardant enhancing solid wood profile of the present invention, because after flame treatment, the fire retardant uniformly penetrating is in wood surface 5～8mm, after strengthen to process on the surface so that the timber top layer by densification, thereby just the fire retardant density of enhancement layer strengthens, and flame retardant effect will be better, and timber longitudinally permeability to be far longer than timber horizontal, thereby the fire retardant that the timber end face permeates into is more darker, and the flame-retarded efficiency of the integral section that obtains is significantly improved;
3. resulting section bar also has the more outstanding advantages that surface enhancing hardness is high, dimensionally stable is good, corrosion resistant is weather-proof by force, texture manifests, color and luster is full, thereby has prolonged the service life and the use commercial value that has improved fast growing wood of timber;
4. the fire retardant selected of the present invention can not possess anticorrosive mildewproof, does not also need the dimensionally stable reinforcing agent, only need have fire resistance and the high fire retardant of heat endurance gets final product, thereby can select the low fire retardant of cost, has reduced production cost;
5. the heat treatment fixing step of the technical program, specially for the timber development and Design of the technical program, with prior art the breakthrough of qualitative difference and matter is arranged, as process existing timber by the technical program, can make and process that the timber appearance table obtain splits, implosion, end check and flexural deformation defective; As process Chinese patent literature CN102107446A and once disclosed the section bar that " a kind of surface-enhanced solid wood sectional material and manufacture method thereof " obtains, then so that the color and luster that this section bar heat treatment obtains is inhomogeneous, but also have that part section bar appearance table splits, implosion, end check and flexural deformation defective;
6. the present invention is take fast growing wood as raw material; resulting fire-retardant enhancing solid wood profile can replace hard broadleaf and directly apply to furniture, floor, timber material, becomes the material of the cost performance superelevation of making household articles, can reduce hard broadleaf felling; save Forest Energy, protect forest resources.
Description of drawings
Fig. 1 is in a preferred embodiment of the present invention, and the two surface flame-retardants of fast growing wood strengthen the cross-sectional structure schematic diagram of solid wood profile.
Fig. 2 is in another preferred embodiment of the present invention, and fast growing wood list surface flame-retardant strengthens the cross-sectional structure schematic diagram of solid wood profile.
The specific embodiment
Embodiment one
(1) charing step: choose Lumber of Pinus Massoniana, to be dried moisture content be 12% to seasoning routinely.Then press 1t/m with the neat piling of timber and at timber heap top
2Standard compression steel plate frame pouring concrete briquetting, then pack in the carbonization of wood equipment, heat up rapidly and humidification, temperature is elevated to 90 ℃, the humidity humidification is 80% to relative humidity, keep 4h, then adopt the staged temperature-rising method to be warmed up to 125 ℃ and keep 4h according to the speed of 20 ℃/h, this moment, relative humidity was 100%, and then adopt the staged temperature-rising method, temperature is warming up to 200 ℃ according to 15 ℃/h, and under maximum temperature, keeps 4h, adopt jet atomization water method allow the timber fast cooling after finishing when temperature is less than 120 ℃ to the carbonization device, stop kiln and finish charing, kiln discharge immediately when naturally being cooled to 60 ℃, the Masson pine timber moisture content after the charing is 2.5%, and the Masson pine timber after the charing carried out S4S by the four side moulder lathe, block the termination with the finishing mandrel machine.
(2) flame treatment step: be in cement pit obtain solution concentration be 220 ℃ of 10% heat decomposition temperatures water-soluble inorganic phosphorus-nitrogen-boron fire retardant preservative, used fire retardant is bought from the market.The cement pit solution temperature is 20 ℃, the Masson pine timber after the charing is impregnated in the pond, above the negative pressure piece timber is immersed in the solution comprehensively, the dipping 24h.Take out after the end, the mode when dry is good with the parting bead stacking, above the setting-out clod indoor health 2 days.
(3) drying steps: the fast growing wood timber after the above-mentioned flame treatment is carried out drying according to the method for Wood drying make its moisture content 12%.
(4) surface strengthens step: be that above-mentioned Masson pine timber is placed hot press, control hot press heating platen closing speed is 0.5mm/s, the temperature of heating platen is 160 ℃, it is softening to be heated up in the timber top layer, and applied pressure is 6Mpa, and controlling as requested the timber compression ratio is 5%, after timber is forced into appointed thickness, keep timber and heating platen 30min time of contact, timber was taken out in slow pressure release after hot pressing finished, and obtained two-sided surface accumulation layer.
(5) heat treatment fixing step: be good the good fast growing wood masson pine stacking of above-mentioned fire-retardant enhancing and its top on the setting-out clod, send in the heat treatment kiln with fork truck, close the heat treatment wicket, open simultaneously heating and humidification valve, the Fast Heating humidification directly is warmed up to 200 ℃ it is heat-treated fixedly 4h, after finishing, heat treatment closes when adding thermal recovery jet atomization water method and allowing in the Wood heat treatment device temperature fast cooling to 110 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 40 ℃ of kiln.Attention will keep dry-bulb temperature greater than 20～30 ℃ of wet-bulb temperature during less than 100 ℃ when wet-bulb temperature in Fast Heating humidification temperature-rise period, until wet-bulb temperature 〉=100 ℃, and keep being full of steam in the kiln.
(6) also comprise the step that moisture content recovers after the described heat treatment fixing step: namely be that fire-retardant enhancing fast growing wood timber after fixing step is finished moves on to dry kiln and carries out moisture content and return to 7.0%.
Through the fire-retardant enhancing solid wood profile of the resulting masson pine of technique scheme, be divided into fire-retardant enhancement layer 1 and nature layer 2 on the fire-retardant enhancing solid wood profile cross section, the density of fire-retardant enhancement layer 1 is obviously greater than nature layer 2, fire-retardant enhancement layer 1 passes through timber self fiber Nature Link with nature layer 2, the thickness of fire-retardant enhancement layer 1 is 0.5mm, flame-retardant reinforced material combustibility reaches B-s1, d1, more than the t1, moisture content is 7.0%, equilibrium moisture content is less than 6.0%, and the corrosion resistant grade reaches the strong corrosion resistant level loss in weight 0～10%, and Surface of profile hardness ratio material improves more than 40%.
Press GB 8624-2006 construction material and goods classification system for fire performance standard thereof, to the fire-retardant enhancing solid wood profile of masson pine of the present invention, charing masson pine, material masson pine, and once disclose the surface enhancing masson pine solid wood profile that " a kind of surface-enhanced solid wood sectional material and manufacture method thereof " make by Chinese patent literature CN102107446A and carried out the combustibility comparison, above-mentioned solid wood profile is carried out the comparison (seeing Table 1) of case hardness by the GB/T1941-2009 Method of testing in hardness of wood.
The various section bar physical and chemical indexs of table 1 masson pine
By table 1 result as seen, process the fire-retardant enhancing solid wood profile of masson pine that obtains through technical solution of the present invention, realized the case hardness raising, flame-retarded efficiency is good, and adopting the technical program to compare with the resulting section bar of the disclosed surperficial enhanced scheme of Chinese patent literature CN102107446A, it is higher that the technical program obtains Surface of profile hardness.
Embodiment two
(1) charing step: choose the poplar sawn timber, to be dried moisture content be 5% to seasoning routinely.Then press 1t/m with the neat piling of timber and at timber heap top
2Standard compression steel plate frame pouring concrete briquetting, then pack in the carbonization of wood equipment, heat up rapidly and humidification, temperature is elevated to 80 ℃, the humidity humidification is 70% to relative humidity, keep 2h, then adopt the staged temperature-rising method to be warmed up to 135 ℃ and keep 2h according to the speed of 10 ℃/h, this moment, relative humidity was 100%, and then adopt the staged temperature-rising method, temperature is warming up to 175 ℃ according to 8 ℃/h, and under maximum temperature, keeps 2h, adopt jet atomization water method allow the timber fast cooling after finishing when temperature is less than 120 ℃ to the carbonization device, stop kiln and finish charing, kiln discharge immediately when naturally being cooled to 60 ℃, the cotton wood moisture content after the charing is 4.5%, and the poplar wood plate after the charing carried out S4S by the four side moulder lathe, block the termination with the finishing mandrel machine.
(2) flame treatment step: be that obtain solution concentration is 5% APP (APP) fire retardant in cement pit, wherein, APP (APP) is that the phosphoric acid of employing 85% and 99% urea are synthesized into through preparation by 1: 1.7 (mol ratio), its heat decomposition temperature is 250 ℃, adds APP (APP) solution that is mixed with behind the water.APP in the cement pit (APP) solution temperature is increased to 100 ℃, poplar after the charing is impregnated in the pond, above the negative pressure piece make in the comprehensive dipping solution of poplar, the dipping 2h.Take out after the end, the mode when dry is good with the parting bead stacking, above the setting-out clod indoor health 4 days.
(3) drying steps: the fast growing wood poplar after the above-mentioned flame treatment is carried out drying according to the method for Wood drying make its moisture content 8%.
(4) surface strengthens step: above-mentioned gained fast growing wood poplar is placed hot pressing on the hot press, closed hot press heating platen also makes suppressed tree material top and bottom formation temperature poor greater than more than 100 ℃ and keep more than the 5s, the temperature difference of timber upper and lower surface is dwindled gradually to reach unanimity, it is softening to be heated up in the timber top layer, control heating platen closing speed is 7mm/s, the temperature of control heating platen is 150 ℃, applied pressure is 15Mpa, control timber compression ratio is 20%, after timber is forced into appointed thickness, keep timber and heating platen 5min time of contact, timber was taken out in slow pressure release after hot pressing finished, and obtained the monoplanar surface enhancement layer.
(5) heat treatment fixing step: be above-mentioned fast growing wood poplar stacking that fire-retardant enhancing is good good and on its top the setting-out clod, send in the heat treatment kiln with fork truck, close the heat treatment wicket, open simultaneously heating and humidification valve, the Fast Heating humidification directly is warmed up to 180 ℃ it is heat-treated fixedly 4h, after finishing, heat treatment closes when adding thermal recovery jet atomization water method and allowing in the Wood heat treatment device temperature fast cooling to 120 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 60 ℃ of kiln.Attention will keep dry-bulb temperature greater than 20～30 ℃ of wet-bulb temperature during less than 100 ℃ when wet-bulb temperature in Fast Heating humidification temperature-rise period, until wet-bulb temperature 〉=100 ℃, and keep being full of steam in the kiln.
(6) also comprise the step that moisture content recovers after the described heat treatment fixing step: namely be that fire-retardant enhancing fast growing wood poplar after fixing step is finished moves on to the balance room and carries out moisture content and return to 11.0%.
Through the fire-retardant enhancing solid wood profile of the resulting poplar of technique scheme, be divided into fire-retardant enhancement layer 1 and nature layer 2 on the fire-retardant enhancing solid wood profile cross section, the density of fire-retardant enhancement layer 1 is obviously greater than nature layer 2, fire-retardant enhancement layer 1 passes through timber self fiber Nature Link with nature layer 2, the thickness of fire-retardant enhancement layer 1 is 3.0mm, the flame-retardant reinforced material combustibility of poplar reaches B-s3, d2, t2, moisture content is 11.0%, equilibrium moisture content is less than 6.0%, and the corrosion resistant grade reaches the strong corrosion resistant level loss in weight 0～10%, and Surface of profile hardness ratio material improves more than 40%.
Press GB 8624-2006 construction material and goods classification system for fire performance standard thereof, to the fire-retardant enhancing solid wood profile of poplar of the present invention, carbonized poplar, material poplar, and once disclose the surface enhancing poplar solid wood profile that " a kind of surface-enhanced solid wood sectional material and manufacture method thereof " make by Chinese patent literature CN102107446A and carried out the combustibility comparison, above-mentioned solid wood profile is carried out the comparison (seeing Table 2) of case hardness by GB/T 1941-2009 Method of testing in hardness of wood.
The various section bar physical and chemical indexs of table 2 poplar
Embodiment three
(1) charing step: choose the pine sawn timber, seasoning is 8% with dry moisture content routinely.Then press 1t/m with the neat piling of timber and at timber heap top
2Standard compression steel plate frame pouring concrete briquetting, then pack in the carbonization of wood equipment, heat up rapidly and humidification, temperature is elevated to 85 ℃, the humidity humidification is 75% to relative humidity, keep 3h, then adopt the staged temperature-rising method to be warmed up to 130 ℃ and keep 3h according to the speed of 15 ℃/h, this moment, relative humidity was 100%, and then adopt the staged temperature-rising method, temperature is warming up to 190 ℃ according to 12 ℃/h, and under maximum temperature, keeps 3h, adopt jet atomization water method allow the timber fast cooling after finishing when temperature is less than 110 ℃ to the carbonization device, stop kiln and finish charing, kiln discharge immediately when naturally being cooled to 40 ℃, the pine moisture content after the charing is 3.5%, and the pine wood plate after the charing carried out S4S by the four side moulder lathe, block the termination with the finishing mandrel machine.
(2) flame treatment step: be that obtain solution concentration is the phosphorus-nitrogen-boron fire retardant preservative of 25% flame-retarded efficiency in cement pit, this fire retardant is bought from Chinese Northeast Forestry University, its heat decomposition temperature is 150～280 ℃ of the very large heat decomposition temperatures of span, adds phosphorus-nitrogen of being mixed with behind the water-boron fire retardant preservative solution.Phosphorus-nitrogen in the cement pit-boron fire retardant preservative solution temperature is increased to 65 ℃, pine after the charing is impregnated in the pond, above the negative pressure piece make in the comprehensive dipping solution of pine, the dipping 18h.Take out after the end, the mode when dry is good with the parting bead stacking, above the setting-out clod indoor health 7 days.
(3) drying steps: the fast growing wood pine after the above-mentioned flame treatment is carried out drying according to the method for Wood drying make its moisture content 10%.
(4) surface strengthens step: above-mentioned gained fast growing wood pine is placed hot pressing on the hot press, closed hot press heating platen also makes suppressed tree material top and bottom formation temperature poor greater than more than 100 ℃ and keep more than the 5s, the temperature difference of timber upper and lower surface is dwindled gradually to reach unanimity, it is softening to be heated up in the timber top layer, control heating platen closing speed is 0.5～7mm/s, the temperature of control heating platen is 155 ℃, applied pressure is 7.5Mpa, control timber compression ratio is 15%, after timber is forced into appointed thickness, keep timber and heating platen 20min time of contact, timber was taken out in slow pressure release after hot pressing finished, and obtained the monoplanar surface enhancement layer.
(5) heat treatment fixing step: be above-mentioned fast growing wood pine stacking that fire-retardant enhancing is good good and on its top the setting-out clod, send in the heat treatment kiln with fork truck, close the heat treatment wicket, open simultaneously heating and humidification valve, the Fast Heating humidification directly is warmed up to 190 ℃ it is heat-treated fixedly 3h, after finishing, heat treatment closes when adding thermal recovery jet atomization water method and allowing in the Wood heat treatment device temperature fast cooling to 115 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 50 ℃ of kiln.Attention will keep dry-bulb temperature greater than 20～30 ℃ of wet-bulb temperature during less than 100 ℃ when wet-bulb temperature in Fast Heating humidification temperature-rise period, until wet-bulb temperature 〉=100 ℃, and keep being full of steam in the kiln.
(6) also comprise the step that moisture content recovers after the described heat treatment fixing step: namely be that fire-retardant enhancing fast growing wood pine after fixing step is finished moves on to the balance room and carries out moisture content and return to 10.0%.
Through the fire-retardant enhancing solid wood profile of the resulting pine of technique scheme, be divided into fire-retardant enhancement layer 1 and nature layer 2 on the fire-retardant enhancing solid wood profile cross section, the density of fire-retardant enhancement layer 1 is obviously greater than nature layer 2, fire-retardant enhancement layer 1 passes through timber self fiber Nature Link with nature layer 2, the thickness of fire-retardant enhancement layer 1 is 2.0mm, flame-retardant reinforced material combustibility reaches B-s2, d0, t2, moisture content is 10.0%, equilibrium moisture content is less than 6.0%, and the corrosion resistant grade reaches the strong corrosion resistant level loss in weight 0～10%, and Surface of profile hardness ratio material improves more than 40%.
Press GB 8624-2006 construction material and goods classification system for fire performance standard thereof, to the fire-retardant enhancing solid wood profile of pine of the present invention, charing pine, material pine, and once disclosed the surface-enhanced solid wood sectional material pine that " a kind of surface-enhanced solid wood sectional material and manufacture method thereof " make by Chinese patent literature CN102107446A and carried out the combustibility comparison, above-mentioned solid wood profile is carried out the comparison (seeing Table 3) of case hardness by the GB/T1941-2009 Method of testing in hardness of wood.
The various section bar physical and chemical indexs of table 3 pine
Claims (11)
1. the fire-retardant enhancing solid wood profile of a fast growing wood manufacture method is characterized in that, may further comprise the steps:
(1) charing step: be to be that 5～12% fast growing wood timber is placed on charing 2h～4h under 175 ℃～200 ℃ the condition with moisture content;
(2) flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, the fast growing wood timber after charing is processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration;
(3) drying steps: the fast growing wood drying of wood after the flame treatment is made its moisture content 8～12%;
(4) surface strengthens step: fire-retardant fast growing wood timber obtained above is carried out the step that the top layer enhanced squeezing is processed;
(5) heat treatment fixing step: the fast growing wood stacking after the surface strengthened is good, sends condition that Fast Heating humidification in the heat treatment kiln directly is warmed up to 180～200 ℃ to and it is heat-treated fixes 2～4h.
2. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, described charing step is: be to be that 5～12% fast growing wood timber is placed on charing 2h～4h under 175 ℃～200 ℃ the condition with moisture content, after finishing, charing closes when adding thermal recovery jet atomization water method and allowing temperature fast cooling to 110 in the carbonization of wood equipment ~ 120 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 40～60 ℃ of kiln.
3. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, described flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, fast growing wood timber after charing processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration, and described inorganic combustion inhibitor is phosphorus-nitrogen-boron fire retardant preservative, ammonium polyphosphate flame retardant (APP), zinc borate flame retardant, the APP-Firebrake ZB composite flame-retardant agent of heat decomposition temperature 〉=220 ℃.
4. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, described flame treatment step: be that the maceration extract temperature is under 20 ℃～100 ℃ conditions under normal pressure, fast growing wood timber after charing processed immediately direct impregnation is that dip time is 2～24h in 5～25% the water-soluble inorganic flame retardant to mass concentration, and described inorganic combustion inhibitor is heat decomposition temperature＜220 ℃ but product that institute's pyrolysis obtains at 〉=220 ℃ of phosphorus-nitrogen that still has a stable flame-retarded efficiency-boron fire retardant preservatives.
5. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method is characterized in that described drying steps: be the fast growing wood timber after the flame treatment routinely the seasoning drying make its moisture content 8～12%.
6. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, described surface strengthens step: the fast growing wood timber after above-mentioned flame treatment drying is good places hot pressing on the hot press, control hot press heating platen closing speed is 0.5 ~ 7mm/s, the temperature of heating platen is 150 ~ 160 ℃, it is softening to be heated up in the timber top layer, applied pressure is 6 ~ 15Mpa, controlling as requested the timber compression ratio is 5% ~ 20%, after timber is forced into appointed thickness, keep timber and heating platen 5 ~ 30min time of contact, timber was taken out in slow pressure release after hot pressing finished.
7. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, described surface strengthens step: the fast growing wood timber after above-mentioned flame treatment drying is good places hot pressing on the hot press, closed hot press heating platen also makes suppressed tree material top and bottom formation temperature poor greater than more than 100 ℃ and keep more than the 5s, the temperature difference of timber upper and lower surface is dwindled gradually to reach unanimity, it is softening to be heated up in the timber top layer, control heating platen closing speed is 0.5～7mm/s, the temperature of control heating platen is 150 ~ 160 ℃, applied pressure is 6 ~ 15Mpa, control timber compression ratio is 5% ~ 20%, after timber is forced into appointed thickness, keep timber and heating platen 5 ~ 30min time of contact, timber was taken out in slow pressure release after hot pressing finished.
8. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, the heat treatment fixing step: be good fire-retardant enhancing fast growing wood timber stacking and its top on the setting-out clod, send in the heat treatment kiln with fork truck, close the heat treatment wicket, open simultaneously heating and humidification valve, the Fast Heating humidification directly is warmed up to 180～200 ℃ and it is heat-treated fixes 2～4h, after finishing, heat treatment closes when adding thermal recovery jet atomization water method and allowing temperature fast cooling to 110 in the Wood heat treatment device ~ 120 ℃, finish atomized water spraying and stop humidification, get final product kiln discharge when naturally cooling to interior 40～60 ℃ of kiln.
According to claim 1 with the fire-retardant enhancing solid wood profile of 8 described a kind of fast growing woods manufacture method, it is characterized in that, described heat treatment fixing step: be to keep dry-bulb temperature greater than 20～30 ℃ of wet-bulb temperature when wet-bulb temperature is less than 100 ℃ in beginning Fast Heating humidification temperature-rise period, until wet-bulb temperature 〉=100 ℃ keep being full of steam in the kiln.
10. the fire-retardant enhancing solid wood profile of a kind of fast growing wood according to claim 1 manufacture method, it is characterized in that, also comprise the step that moisture content recovers after the described heat treatment fixing step: namely be that fire-retardant enhancing fast growing wood timber after the heat treatment fixing step is finished moves on to and carries out moisture content in dry kiln or the balance room and return to 7.0～11.0%.
11. the prepared a kind of fire-retardant enhancing solid wood profile of the fire-retardant enhancing solid wood profile of described a kind of fast growing wood manufacture method according to claim 1～10, it is characterized in that: be divided into fire-retardant enhancement layer 1 and nature layer 2 on the fire-retardant enhancing solid wood profile cross section, the density of fire-retardant enhancement layer 1 is obviously greater than nature layer 2, fire-retardant enhancement layer 1 passes through timber self fiber Nature Link with nature layer 2, the thickness of fire-retardant enhancement layer 1 is 0.5～3.0mm, flame-retardant reinforced material combustibility reaches B-s2, d2, more than the t2, moisture content is 7.0～11.0%, equilibrium moisture content is less than 6.0%, and the corrosion resistant grade reaches the strong corrosion resistant level loss in weight 0～10%, and its material of Surface of profile hardness ratio improves more than 40%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110188587XA CN102862201A (en) | 2011-07-06 | 2011-07-06 | Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110188587XA CN102862201A (en) | 2011-07-06 | 2011-07-06 | Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102862201A true CN102862201A (en) | 2013-01-09 |
Family
ID=47441465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110188587XA Pending CN102862201A (en) | 2011-07-06 | 2011-07-06 | Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102862201A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144177A (en) * | 2013-04-02 | 2013-06-12 | 国家林业局泡桐研究开发中心 | Method for manufacturing ecological paulownia wood wallboard by taking paulownia wood as raw material |
| CN106217547A (en) * | 2016-08-15 | 2016-12-14 | 东阳市荣轩工艺品有限公司 | A kind of processing method promoting redwood dimensional stability |
| CN107322734A (en) * | 2017-09-03 | 2017-11-07 | 周奉捷 | The production method of solid wood profile |
| CN108407002A (en) * | 2018-04-25 | 2018-08-17 | 中南林业科技大学 | A kind of phosphatization timber and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306547A (en) * | 2008-06-13 | 2008-11-19 | 昆明理工大学 | Method of treating fire retardant wood using microwave |
| CN101879736A (en) * | 2010-07-14 | 2010-11-10 | 浙江世友木业有限公司 | Stable enhanced type solid wood profile and production method thereof |
| EP2255937A1 (en) * | 2009-05-29 | 2010-12-01 | Zhejiang Shiyou Timber Co. Ltd. | Surface reinforced solid wood profiles, flooring and manufacturing method |
| CN102107446A (en) * | 2009-12-26 | 2011-06-29 | 浙江世友木业有限公司 | Surface-enhanced solid wood sectional material and manufacturing method thereof |
-
2011
- 2011-07-06 CN CN201110188587XA patent/CN102862201A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101306547A (en) * | 2008-06-13 | 2008-11-19 | 昆明理工大学 | Method of treating fire retardant wood using microwave |
| EP2255937A1 (en) * | 2009-05-29 | 2010-12-01 | Zhejiang Shiyou Timber Co. Ltd. | Surface reinforced solid wood profiles, flooring and manufacturing method |
| CN102107446A (en) * | 2009-12-26 | 2011-06-29 | 浙江世友木业有限公司 | Surface-enhanced solid wood sectional material and manufacturing method thereof |
| CN101879736A (en) * | 2010-07-14 | 2010-11-10 | 浙江世友木业有限公司 | Stable enhanced type solid wood profile and production method thereof |
Non-Patent Citations (3)
| Title |
|---|
| 《纺织器材生产手册》编写组: "《纺织器材生产手册（上册）》", 29 February 1984, 纺织工业出版社 * |
| 向仕龙 等: "《木材加工与应用技术进展》", 30 September 2010, 科学出版社 * |
| 王永强: "《阻燃材料及应用技术》", 30 April 2003, 化学工业出版社 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103144177A (en) * | 2013-04-02 | 2013-06-12 | 国家林业局泡桐研究开发中心 | Method for manufacturing ecological paulownia wood wallboard by taking paulownia wood as raw material |
| CN103144177B (en) * | 2013-04-02 | 2014-08-06 | 国家林业局泡桐研究开发中心 | Method for manufacturing ecological paulownia wood wallboard by taking paulownia wood as raw material |
| CN106217547A (en) * | 2016-08-15 | 2016-12-14 | 东阳市荣轩工艺品有限公司 | A kind of processing method promoting redwood dimensional stability |
| CN106217547B (en) * | 2016-08-15 | 2017-11-03 | 东阳市荣轩工艺品有限公司 | A kind of processing method for lifting redwood dimensional stability |
| CN107322734A (en) * | 2017-09-03 | 2017-11-07 | 周奉捷 | The production method of solid wood profile |
| CN108407002A (en) * | 2018-04-25 | 2018-08-17 | 中南林业科技大学 | A kind of phosphatization timber and preparation method thereof |
| CN108407002B (en) * | 2018-04-25 | 2020-05-08 | 中南林业科技大学 | Phosphatized wood and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102555005B (en) | Flame-retardant solid wood section, flame-retardant solid wood floor and production method of flame-retardant solid wood section | |
| CN102107446B (en) | Surface-enhanced solid wood sectional material and manufacturing method thereof | |
| CN103770168B (en) | A kind of anticorrosion restructuring composite bamboo and manufacture method thereof | |
| CN103009449B (en) | A kind of fire-retardant compression solid wood material and production method thereof | |
| CN102626941B (en) | A kind of fast growing wood surface enhanced manufacture method and section bar thereof | |
| CN103240780B (en) | Ludox impregnates the method that pretreatment improves carbonized wood performance | |
| CN102626940B (en) | A kind of solid wood profile modification method and section bar thereof | |
| CN102107447A (en) | Wood sectional material and manufacturing method thereof | |
| CN102922583B (en) | Compressed flame retardant section bar | |
| CN108032405B (en) | A kind of glueless bamboo particieboard and preparation method thereof | |
| CN103009448B (en) | A kind of surface flame-retardant strengthens solid wood and manufacture method thereof | |
| CN103112064A (en) | Method for producing flame-retardant azo-ydroxymethyl resin modified reinforced wood material | |
| CN104647500B (en) | Impregnation liquid used for processing of rubber-wood heated floor | |
| CN105216089A (en) | Waste and old outdoor use heat-treated wood and conventional wood is utilized to prepare method and the thicker particieboard of thicker particieboard | |
| CN102862201A (en) | Fast growing wood flame retardant enhanced solid wood section material and its manufacturing method | |
| CN102407548B (en) | Method for manufacturing solid wood floorings by utilizing densified fast growing woods | |
| CN105108868A (en) | Method for preparing particle board by using waste and old indoor heat-treated wood and particle board | |
| CN104924388B (en) | Wood modification working liquid used for wet plate processing and use method thereof | |
| CN106863512A (en) | The preparation method of outdoor timber recombinant material | |
| KR101343656B1 (en) | Preservative treated woods and method for manufacturing thereof | |
| CN107206616A (en) | Strengthen the Wooden modifying of anti-flammability | |
| CN104647501B (en) | A dipping solution used for functional modification of rubberwood timber | |
| CN102922585A (en) | Preparation method of carbonized flame-retardant compressed sectional material | |
| CN102303336B (en) | A kind of fast growing wood flame-retardant reinforced wood veneer and production method thereof | |
| CN102862198B (en) | A kind of fire-retardant enhancing solid wood profile and improvement manufacture method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| ASS | Succession or assignment of patent right |
Owner name: FUJIAN QINCHAO WOOD TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: PAN PING Effective date: 20140707 Free format text: FORMER OWNER: LIU XILI Effective date: 20140707 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhang Xiucen Inventor before: The inventor has waived the right to be mentioned |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: REQUEST NOT TO RELEASE THE NAME TO: ZHANG XIUCEN Free format text: CORRECT: ADDRESS; FROM: 556000 QIANNAN BUYEI AND MIAO AUTONOMOUS PREFECTURE, GUIZHOU PROVINCE TO: 366107 SANMING, FUJIAN PROVINCE |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20140707 Address after: 366107 Sanming City Datian County of Fujian province wide Zhen Dong Jing Cun Feng Industrial Park plow Applicant after: FUJIAN QIN DYNASTY WOOD INDUSTRY TECHNOLOGY CO., LTD. Address before: 556000 Guizhou, Qiannan Buyi and Miao Autonomous Prefecture, Tuyun, 7 Python Road, No. 8 attached to Applicant before: Pan Ping Applicant before: Liu Xili |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20161020 Address after: 556000 No. four, No. 17, foot rock village, horse washing River Street, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, Kaili Applicant after: Pan Chengfeng Address before: 366107 Sanming City Datian County of Fujian province wide Zhen Dong Jing Cun Feng Industrial Park plow Applicant before: FUJIAN QIN DYNASTY WOOD INDUSTRY TECHNOLOGY CO., LTD. |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20170522 Address after: 556307, Qiandongnan Miao and Dong Autonomous Prefecture in Guizhou province Taijiang County Economic Development Zone (Taijiang), Kang wood industry Applicant after: Guizhou Kang Jia Wood Technology Co., Ltd. Address before: 556000 No. four, No. 17, foot rock village, horse washing River Street, Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou, Kaili Applicant before: Pan Chengfeng |
|
| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20180302 |