CN109015995A

CN109015995A - A kind of building timber antique-imitation processing method

Info

Publication number: CN109015995A
Application number: CN201810812256.0A
Authority: CN
Inventors: 许应权
Original assignee: Nantong Purple Stone Classical Garden Building Engineering Co Ltd
Current assignee: Nantong Purple Stone Classical Garden Building Engineering Co Ltd
Priority date: 2018-07-23
Filing date: 2018-07-23
Publication date: 2018-12-18

Abstract

The invention discloses a kind of building timber antique-imitation processing methods, it is related to building timber technology field, aim to solve the problem that entire timber does old process with uncontrollability, it is difficult to that privileged site is carried out to do old processing, the problem of old degree is done in bad control simultaneously, technical points are: S1, base material treatment；S2, configuration maceration extract；S3, it needs to do former subordinates to timber and point waxes, and stood at normal temperature until wax coagulation forming；S4, the remainder of timber in step S3 is smeared to preservative, and timber in step S3 is done into former subordinates point and carries out paraffin removal；S5, using vacuum pressed dipping by the way of, timber is entirely immersed in immersion treatment 1-2h in maceration extract；S6, cleaning；S7, corona treatment；S8, secondary polishing；S9, it is impregnated using aqueous solution of urea, and it is made to naturally dry to water content lower than 15% or less.The invention enables do old uniform in effect, naturally, processing deeper into, thoroughly, moreover it is possible to the time for doing old processing is greatly shortened.

Description

A kind of building timber antique-imitation processing method

Technical field

The present invention relates at building timber technology field more particularly to a kind of building timber antique-imitation Reason method.

Background technique

Although the process of current modernization and urbanization is constantly being accelerated, emerging construction material is also persistently emerging in large numbers, mistake Going ancient type to build between modern functionsization building on either surface topography or in mentality of designing still has in certain Connection, this connection transmits new epoch information, reacts the fashion pursuit of people of contemporary people.Pursue examining for antiquated style crowd Beauty is read more and more close to pseudo-classicization and it is desirable that therefrom obtain historical information, experiences the humane breath and special culture of inherence Intension has promoted the quietly rise for makeing timeworn furniture and pseudo-classic architecture for this kind of pursuit group.

Existing notification number is that the Chinese patent of CN104589438A discloses a kind of antique-imitation method of jujube wood, including with Lower step: (1), wood surface cleaned up dried；(2), water is added to be configured to the White wine pit of weight ratio 25% white spirit pit mud Mud solution；(3), the timber for handling step (1) well is using white spirit pit mud solution immersion treatment 30min made from step (2), so After take out, keep the temperature 5h at 22 DEG C；(4), the timber for handling step (3) well is cleaned using 5% sodium bicarbonate solution, is washed away Then timber is handled 3h by the mud of wood surface under the conditions of 70 DEG C, relative humidity 48%, be then cooled to 0 DEG C rapidly, processing 15min；(5), the wood surface for handling step (4) well is polished using the sand paper of 2000 mesh, then molten using 10% pit mud Liquid impregnates 1h, then keeps the temperature 48h at 18 DEG C, the mud of wood surface is washed away using clear water, sprinkle quick lime in wood surface, locates 1.5h is managed, clear water is then reused and rinses well；(6), the timber of handling step (5) well is in 42 DEG C, relative humidity 78% Under the conditions of handle 10h.

But the program is to be handled using the microorganism in white spirit pit mud liquid wood surface, therefore for entire Timber does old process with uncontrollability, it is difficult to carry out doing old processing to privileged site, while old degree is done in bad control.

Summary of the invention

The object of the present invention is to provide a kind of building timber antique-imitation processing methods, can be in the appointed part of timber Do old processing and control doing old degree, to have flexible operability.

Above-mentioned technical purpose of the invention has the technical scheme that

A kind of building timber antique-imitation processing method, comprising the following steps:

S1, base material treatment: by wood surface polishing, cleaning, being dried therewith to moisture content is 6-10%, and will be dried with air gun Timber clean out；

S2, configuration maceration extract: 32-45 parts of rotten wood solution, 8-12 parts of bamboo charcoal powder, 12-14 parts of thifluzamide, acrylic resin 3-5 Part, 5-7 parts of citronellol, 2-3 parts of benzene sulfinic acid sodium salt, 1-2 parts of methyl ethyl ketone, 2-4 parts of butyric acid leaf-alcohol ester, 5-7 parts of palm wax, water 100 parts；

S3, upper Lasaxing Oilfield: it needs to do former subordinates point to timber and waxes, and stood at normal temperature until wax coagulation forming；

S4, preservative treatment: the remainder of timber in step S3 is smeared into preservative, timber in step S3 is done into former subordinates point therewith Paraffin removal is carried out, so that wood surface can be in contact with air；

S5, dipping: by the way of vacuum pressed dipping, timber is entirely immersed in the maceration extract of step S2 configuration at immersion Manage 1-2h；

S6, cleaning: using the maceration extract of sodium bicarbonate solution cleaning wood surface, clear water is reused wood surface cleaning is dry Only；

S7, plasma-activated: timber is quiet at high temperature to put 2-3h, the low temperature then generated using atmospheric dielectric barrier discharge Its plasma-activated surface；

S8, secondary polishing: fine grinding processing is carried out to wood surface；

S9, intensive treatment: timber 12-13h is impregnated using aqueous solution of urea, is cleaned up after pulling out using clear water, and place 2-3 Angel its naturally dry to water content lower than 15% or less.

By using above-mentioned technical proposal, entirety efficiently timber can be done in the method for multi step strategy it is old so that doing Old uniform in effect, naturally, processing deeper into, thoroughly, moreover it is possible to the time for doing old processing is greatly shortened；Specifically, it will pre-process Timber needs to do old part to it and carries out upper Lasaxing Oilfield using mold afterwards, so that it is done former subordinates position and is coated with Chinese wax block, then to Remaining position brushing preservative of timber, due to upper wax excessively, preservative, which will not be applied to, does former subordinates position, and does not wax The rest part of processing, which absorbs, can play the role of subsequent maceration extract after preservative anti-oxidation, etch-proof, realize to timber spy Determine the effect that position do old processing；Then after paraffin removal exposure do former subordinates point can impregnated liquid corrode, wherein rotten wood is molten It, can be in wood rich in birch stripping pipe bacterium, tinder fungus, Irpex lacteus, Corilus versicolor Quel., yellow this five kinds of wood-decaying fungus of umbrella in liquid Material surface etches and naturally does old lines, and old color is done in cooperation bamboo charcoal powder intensification, and thifluzamide, methyl formate can sterilize it is anti- Mould, butyric acid leaf-alcohol ester, palm wax can improve product stability, play the role of fixation training source, and impregnate skill using vacuum pressed Art has the advantages that quickly to penetrate into lumber fibre and does not influence wood internal structure intensity, so that effectively old degree is done in control, mentions It rises and does old treatment effect；Finally rely on corona treatment and urea liquid immersion treatment, the reparation for doing old timber is realized, to prolong Long cut wood keeps doing the time of old effect.

Further, in the step S2, rotten wood is pulverized into the particulate matter that diameter is less than 5mm, then successively put into soya-bean cake The rotten wood solution that weight ratio is 25% is made in 7-8 parts of powder, 3-5 parts of calcium oxide.

By using above-mentioned technical proposal, beancake powder can provide sufficient nutrient for the wood-decaying fungus in rotten wood, and oxygen Suitable pH value can be kept for wood-decaying fungus by changing calcium, to keep wood surface appearance antiquated by cultivating wood rotting bracket fungi Vicissitudes, the thick and heavy texture of texture, and control dosage, temperature, time ensure that it is small to wood internal corrosivity, do old effect from So.

Further, in the step S2, bamboo is fired into charcoal under conditions of 1200 DEG C, is ground into after Temperature fall Powder obtains bamboo charcoal powder after crossing 150-180 mesh.

It is clear, continuous, uniform, natural to cooperate rotten wood solution to be formed in wood surface by using above-mentioned technical proposal Do old texture, avoid realizing the purpose to environment green non-pollution, and make using raw material toxic or excitatory Simple process is easy to operate, not high to technical requirements, can quantify to produce.

Further, in the step S4, after preservative treatment, to timber do it is old after rest part wax, The upper Lasaxing Oilfield uses high melting-point wax.

By using above-mentioned technical proposal, timber do former subordinates point or because being coated with preservative on adjacent rest part, It will affect erosion of the maceration extract to former subordinates point is done, therefore do upper Lasaxing Oilfield again in the rest part of timber, realize preservative and leaching The isolation of stain liquid, then preservative will not interference effect do old effect；In conjunction with aforementioned schemes, if without coating preservative, Upper Lasaxing Oilfield directly is carried out in rest part, then maceration extract can occur in the junction for doing former subordinates point and rest part, corruption occurs Lose serious situation；High melting-point wax is used simultaneously, and fusing point is higher than the wax in step S2, thus certain in paraffin removal treatment process At a temperature of, it can will do the wax dissolution removal of former subordinates point.

Further, in the step S4, after paraffin removal is processed, former subordinates point coating attractant is done to timber, it is described to draw Lure is combination one or more in fulvic acid, lignin and humus.

By using above-mentioned technical proposal, former subordinates is done to timber and divides brushing attractant, there is the spy lured using attractant Point can induce in maceration extract microorganism to be intended to close and be attached to and do former subordinates point doing former subordinates point and smearing attractant, thus It realizes that the former subordinates of doing of timber in a short time is just being damaged by corrosion respectively, reaches the aesthetic feeling of ancient grey mulberry, improve the additional of product Value.

Further, in the step S5, timber is placed in vacuum pressure impregnation tank, is vacuumized, when vacuum degree reaches To after -0.2 to -0.1MPa, 15min is kept, the configured maceration extract is then rapidly injected, continues to keep 40min, hereafter It is forced into 0.1-0.5MPa, 50min is kept, slowly releases internal pressure, maceration extract is extracted out, the timber after taking out dipping.

By using above-mentioned technical proposal, timber is placed in vacuum pressure impregnation tank, old effect is done according to dipping position The requirement difference of fruit is to control compression levels, by adjusting the permeability of maceration extract, to ensure the wood surface after vacuum pressed Completely, without wiping, old effect is done naturally, clean mark.

Further, in the step S6, before cleaning according to do it is old require to brush and do old dose to complete wetting, it is described to do Old dose includes potassium carbonate 0.8-1 parts, 0.12-0.2 parts of potassium permanganate, 0.2-0.4 parts of nanoscale carbon dust, nanoscale cobalt powder 0.2- 0.6 part, 15-18 parts of camphor tree grounds travel solution, 100 parts of water.

By using above-mentioned technical proposal, because controlling the pressurization of impregnating autoclave by the way of vacuum pressure impregnation Between 0.1-0.5MPa, more than the internal structure that this section is easily destroyed timber, therefore as old effect do not reach requirement when, Continue to brush and does old dose and come so that handle deeper into more thorough, the collocation use of two of them nano particle, which can improve, does old color And effect, and the wearability of plank can be promoted and do old persistence.

Further, the preparation of the camphor tree grounds travel solution is will to dry to water content after the peeling of camphor tree branch lower than 8% It camphor tree grounds travel is made, is added to the container camphor tree grounds travel and glacial acetic acid by the mass ratio of 1:10, is stirred at 26 DEG C It is placed within 15 minutes under ultrasonic environment and is activated, ultrasonic power 160W, the time is 10 minutes, then adds phase When stirring 15 points with 200r/min revolving speed in 0.1% diatomite of camphor tree grounds travel quality, 0.2% neopelex Zhong Hou, cooled to room temperature filter off impurity with 11-15 μm of the filter membrane in aperture to obtain camphor tree grounds travel solution.

By using above-mentioned technical proposal, old dose of main component of doing of configuration is camphor tree grounds travel solution, grinds camphor tree Powder and glacial acetic acid are mixed, and are placed under ultrasonic environment and are activated, and add diatomite and detergent alkylate therewith Sodium sulfonate had both guaranteed naturally to do so that doing old dose can quickly penetrate into lumber fibre by the synergistic effect between each ingredient Old effect improves the preservation of timber against decay ability again, causes integral strength to decline so that strong corrosion will not be generated to timber.

Further, in the step S7, the time of the low-temperature plasma activation timber is 16-18s, dielectric impedance The power supply of electric discharge is high-frequency and high-voltage power supply, frequency 2kHz-2.4kHz, voltage range 3kV-3.4kV.

By using above-mentioned technical proposal, using Low Temperature Plasma Treating timber, and control the time 16 to 18 seconds it Between, its surface can be effectively activated, a large amount of free radicals and certain etching action are generated, reduces contact of the material with adhesive Angle so as to improve wetability and glue performance, and then forms uniform, continuous old trace in wood surface, and use will not for a long time It fades.

Further, in the step S9, the mass concentration of the aqueous solution of urea is 1.4%, and timber is soaked at 46 DEG C 12-13h is steeped, is cleaned up after pulling out with clear water, it is quiet under conditions of 10 DEG C, relative air humidity are 40% to put 2-3 days, make it Water content is naturally dried to lower than 15% or less.

By using above-mentioned technical proposal, temperature intensive treatment is carried out to timber, places it in aqueous solution of urea and soaks On the one hand bubble can improve the old effect of doing of abovementioned steps, on the other hand improve and do old stability, play the work for repairing timber With to prevent the erosion of moth.

In conclusion the invention has the following advantages:

1, when timber is immersed in maceration extract, internal component has specific aim to the erosion of wood surface, can only make to timber It is eroded with the position of mold waxing for the first time, and attractant is set and to corrode high-efficient, embody this processing technology The position that timber is etched has controllability, and some needs can be operated in the timber that privileged site do old processing；

2, timber is placed in vacuum pressure impregnation tank, the requirement difference of old effect is done to control pressurization journey according to dipping position Degree effectively controls timber and does old degree, old treatment effect is done in promotion that is, by adjusting the permeability of maceration extract；

3, by the immersion of Low Temperature Plasma Treating and urea liquid come for timber do it is old after reparation, improve timber do it is old Stability, extend whole service life, it is ensured that it is colour-fast.

Specific embodiment

Embodiment 1:

S1, base material treatment: once polishing to wood surface using 60-80 mesh sand paper, and fine grinding depth is 3mm, then will be wooden It is placed on that relative air humidity is 50%, temperature is 30 DEG C of environment down toward drying after material cleaning；

Wherein, the preparation method of rotten wood solution is the particulate matter that rotten wood is pulverized into diameter and is less than 5mm, then successively puts into beancake powder The rotten wood solution that weight ratio is 25% is made in 7-8 parts, 3-5 parts of calcium oxide, and the preparation method of bamboo charcoal powder is by bamboo 1200 It is fired into charcoal under conditions of DEG C, pulverizes after Temperature fall, obtains bamboo charcoal powder after crossing 150-180 mesh；

S3, upper Lasaxing Oilfield: have effigurate mold frame using round and rectangle etc. and be fitted in wood surface, and use tool There is the mud of viscosity to echo at the gap of mold frame and wood surface, definition is to do by the Timber sections that mold frame surrounds Former subordinates point implements the part for demand to do old processing, to pour into the liquid after melting into timber mold frame Shape Chinese wax, and back and forth scraped using scraper plate and stopped afterwards for several times is stood and is completely solidified into type to Chinese wax to complete to doing former subordinates point Waxing；

S4, preservative treatment: the remainder of timber in step S3 is smeared into preservative, quaternary ammonium salt is used in inventing this embodiment As preservative, timber in step S3 is done into former subordinates point therewith and carries out paraffin removal, i.e., timber is put under the conditions of 60 DEG C -70 DEG C The former subordinates of doing of 40-60min in high temperature bucket, final timber are removed in Chinese wax respectively, and wood surface is enabled to be exposed to air In；

S5, dipping: by the way of vacuum pressed dipping, timber is placed in vacuum pressure impregnation tank, is vacuumized, vacuum is worked as After degree reaches -0.2 to -0.1MPa, 15min is kept, the configured maceration extract is then rapidly injected, continues to keep 40min, Hereafter it is forced between 0.1-0.5MPa, keeps 50min, slowly release internal pressure, maceration extract is extracted out, the wood after taking out dipping Material；

S7, corona treatment: timber is quiet at high temperature to put 2-3h, the low temperature then generated using atmospheric dielectric barrier discharge Plasma is handled, and the time of Low Temperature Plasma Treating timber is 16-18s, and the power supply of dielectric barrier discharge is height Frequency high voltage power supply, frequency 2kHz-2.4kHz, voltage range 3kV-3.4kV；

S8, secondary polishing: secondary polishing is carried out to wood surface using 150-180 mesh sand paper, fine grinding depth 1mm then will be wooden Material is placed on relative air humidity 45%, temperature is 24 DEG C of environment lower 4 hours；

S9, intensive treatment: timber is impregnated 12-13h at 46 DEG C, pulled out by the aqueous solution of urea for the use of mass concentration being 1.4% Cleaned up afterwards with clear water, and 10 DEG C, relative air humidity be 40% under conditions of it is quiet put 2-3 days, naturally dry to it Water content is lower than 15% or less.

Embodiment 2:

S4, preservative treatment: the remainder of timber in step S3 is smeared into preservative, quaternary ammonium salt is used in inventing this embodiment Upper Lasaxing Oilfield is carried out as preservative, and in the part that timber smears preservative, upper Lasaxing Oilfield is contour molten using polyethylene wax Point wax；

S5, it lures processing: timber in step S3 being done into former subordinates point and carries out paraffin removal, i.e., timber is put under the conditions of 60 DEG C -70 DEG C High temperature bucket in 40-60min, the former subordinates of doing of final timber is removed in Chinese wax respectively, and wood surface is enabled to be exposed to air In, then former subordinates point coating attractant is done to timber, former subordinates point coating fulvic acid, lignin are done in timber using brush；

S6, dipping: by the way of vacuum pressed dipping, timber is placed in vacuum pressure impregnation tank, is vacuumized, vacuum is worked as After degree reaches -0.2 to -0.1MPa, 15min is kept, the configured maceration extract is then rapidly injected, continues to keep 40min, Hereafter it is forced between 0.1-0.5MPa, keeps 50min, slowly release internal pressure, maceration extract is extracted out, the wood after taking out dipping Material；

S7, cleaning: using the maceration extract of sodium bicarbonate solution cleaning wood surface, clear water is reused wood surface cleaning is dry Only；

S8, corona treatment: timber is quiet at high temperature to put 2-3h, the low temperature then generated using atmospheric dielectric barrier discharge Plasma is handled, and the time of Low Temperature Plasma Treating timber is 16-18s, and the power supply of dielectric barrier discharge is height Frequency high voltage power supply, frequency 2kHz-2.4kHz, voltage range 3kV-3.4kV；

S9, secondary polishing: secondary polishing is carried out to wood surface using 150-180 mesh sand paper, fine grinding depth 1mm then will be wooden Material is placed on relative air humidity 45%, temperature is 24 DEG C of environment lower 4 hours；

S10, intensive treatment: timber is impregnated 12-13h at 46 DEG C, pulled out by the aqueous solution of urea for the use of mass concentration being 1.4% Cleaned up afterwards with clear water, and 10 DEG C, relative air humidity be 40% under conditions of it is quiet put 2-3 days, naturally dry to it Water content is lower than 15% or less.

Embodiment 3:

S6, dipping: by the way of vacuum pressed dipping, timber is placed in vacuum pressure impregnation tank, is vacuumized, vacuum is worked as After degree reaches -0.2 to -0.1MPa, 15min is kept, the configured maceration extract is then rapidly injected, continues to keep 40min, Hereafter it is forced into 0.5MPa, 50min is kept, slowly releases internal pressure, maceration extract is extracted out, the timber after taking out dipping；

S7, brushing do old dose: first brushing quality concentration is 0.11% polyacrylamide solution, and after standing 2 minutes, smearing does old dose, Make to do old dose and be sufficiently applied to complete wetting in wood surface, it is 50~52g/m2 that wood surface, which is smeared and does old dose of amount,；

Wherein, it does old dose and includes potassium carbonate 0.8-1 parts, 0.12-0.2 parts of potassium permanganate, 0.2-0.4 parts of nanoscale carbon dust, nanometer 0.2-0.6 parts of cobalt powder of grade, 15-18 parts of camphor tree grounds travel solution, 100 parts of water；

And the preparation method of camphor tree grounds travel solution is will to dry to water content lower than 8% after the peeling of camphor tree branch camphor tree is made Grounds travel is added to the container camphor tree grounds travel and glacial acetic acid by the mass ratio of 1:10, and 15 minutes postpositions are stirred at 26 DEG C It is activated under ultrasonic environment, ultrasonic power 160W, the time is 10 minutes, and then addition is equivalent to camphor tree and grinds The diatomite of milling quality 0.1%, 0.2% neopelex, with 200r/min revolving speed stirring 15 minutes after, it is naturally cold But to room temperature, impurity is filtered off to obtain camphor tree grounds travel solution with 11-15 μm of the filter membrane in aperture；

S8, cleaning: the maceration extract of wood surface is cleaned using sodium bicarbonate solution and does old dose, reuses clear water for wood surface It cleans up；

S9, corona treatment: timber is quiet at high temperature to put 2-3h, the low temperature then generated using atmospheric dielectric barrier discharge Plasma is handled, and the time of Low Temperature Plasma Treating timber is 16-18s, and the power supply of dielectric barrier discharge is height Frequency high voltage power supply, frequency 2kHz-2.4kHz, voltage range 3kV-3.4kV；

S10, secondary polishing: secondary polishing is carried out to wood surface using 150-180 mesh sand paper, fine grinding depth 1mm then will be wooden Material is placed on relative air humidity 45%, temperature is 24 DEG C of environment lower 4 hours；

S11, intensive treatment: timber is impregnated 12-13h at 46 DEG C, pulled out by the aqueous solution of urea for the use of mass concentration being 1.4% Cleaned up afterwards with clear water, and 10 DEG C, relative air humidity be 40% under conditions of it is quiet put 2-3 days, naturally dry to it Water content is lower than 15% or less.

This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims

1. a kind of building timber antique-imitation processing method, which comprises the following steps:

2. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S2 In, rotten wood is pulverized into the particulate matter that diameter is less than 5mm, then successively put into beancake powder 7-8 parts, 3-5 parts of calcium oxide, weight is made Than the rotten wood solution for 25%.

3. a kind of building timber antique-imitation processing method according to claim 2, it is characterised in that: the step S2 In, bamboo is fired into charcoal under conditions of 1200 DEG C, is pulverized after Temperature fall, obtains bamboo charcoal after crossing 150-180 mesh Powder.

4. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S4 In, after preservative treatment, to timber do it is old after rest part wax, the upper Lasaxing Oilfield use high melting-point wax.

5. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S4 In, after paraffin removal is processed, former subordinates point coating attractant is done to timber, the attractant is fulvic acid, lignin and humus In one or more combination.

6. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S5 In, timber is placed in vacuum pressure impregnation tank, is vacuumized, after vacuum degree reaches -0.2 to -0.1MPa, keeps 15min, Then it is rapidly injected the configured maceration extract, continues to keep 40min, is hereafter forced into 0.1-0.5MPa, keep 50min, Internal pressure is slowly released, maceration extract is extracted out, the timber after taking out dipping.

7. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S6 In, it is brushed before cleaning according to old requirement is done and does old dose to complete wetting, described to do old dose include potassium carbonate 0.8-1 parts, Gao Meng Sour potassium 0.12-0.2 parts, 0.2-0.4 parts of nanoscale carbon dust, 0.2-0.6 parts of nanoscale cobalt powder, 15-18 parts of camphor tree grounds travel solution, 100 parts of water.

8. a kind of building timber antique-imitation processing method according to claim 7, it is characterised in that: the camphor tree is ground The preparation of milling solution is to grind camphor tree for drying to water content lower than 8% after the peeling of camphor tree branch camphor tree grounds travel is made Powder and glacial acetic acid are added to the container by the mass ratio of 1:10, are stirred to be placed under ultrasonic environment for 15 minutes at 26 DEG C and are carried out It is activated, ultrasonic power 160W, the time is 10 minutes, and then addition is equivalent to the diatom of camphor tree grounds travel quality 0.1% Soil, 0.2% neopelex, with 200r/min revolving speed stirring 15 minutes after, cooled to room temperature, with aperture 11- 15 μm of filter membrane filters off impurity to obtain camphor tree grounds travel solution.

9. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step S7 In, the time of the low-temperature plasma activation timber is 16-18s, and the power supply of dielectric barrier discharge is high-frequency and high-voltage power supply, frequency Rate is 2kHz-2.4kHz, voltage range 3kV-3.4kV.

10. a kind of building timber antique-imitation processing method according to claim 1, it is characterised in that: the step In S9, the mass concentration of the aqueous solution of urea is 1.4%, and timber is impregnated 12-13h at 46 DEG C, is cleaned after pulling out with clear water Completely, 10 DEG C, relative air humidity be 40% under conditions of it is quiet put 2-3 days, make its naturally dry to water content be lower than 15% with Under.