CN103144177B - Method for manufacturing ecological paulownia wood wallboard by taking paulownia wood as raw material - Google Patents
Method for manufacturing ecological paulownia wood wallboard by taking paulownia wood as raw material Download PDFInfo
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Abstract
The invention relates to a method for manufacturing an ecological paulownia wood wallboard by taking paulownia wood as a raw material. The method can be used to effectively solve the problems that a board is poor in permeability, and white spots or white lines are easily generated during surface coating to influence product quality. In the technical scheme disclosed by the invention to solve the problems, the method comprises the following steps of: (1) selecting raw paulownia wood; (2) machining the raw paulownia wood into lumber; (3) carrying out anti-discoloration treatment on the lumber; (4) carrying out decoloration treatment on the lumber subjected to the anti-discoloration treatment; (5) airing the lumber after the decoloration treatment; (6) ageing the lumber after airing; (7) machining the lumber after the lumber are aged for a certain period of time; and (8) carrying out transparent coating or colored coating on the board obtained after machining, thereby obtaining the wallboard disclosed by the invention. The method disclosed by the invention has the advantages of rich raw materials, scientific and reasonable treatment method, easiness for operation and use, and low cost, and the product obtained by using the method is light in weight, stable in dimension, difficult to crack, and free from worm damage, is sound-insulating and fireproof, and moreover, has attractive texture and tiffany quality.
Description
Technical field
The present invention relates to timber, particularly a kind ofly take paulownia wood and manufacture the method for the wooden wallboard of environmental paulownia as raw material, the method is applicable to take the production of paulownia wood as raw material paulownia wood product.
Background technology
Along with improving constantly of living standard, people more and more pursue healthy life, and the environmental protection pursuit and the comfort level pursuit that are embodied in human settlements indoor environment are exactly to require human settlements indoor environment ecology.The ecology of human settlements indoor environment ecology ornament materials, brings negative effect, and should improve its comfortable and health degree not only should to human comfort, healthy indoor environment.The pollution that people have but brought indoor environment when pursuit indoor environment is attractive in appearance, graceful, comfortable at present.Mainly comprise physical contamination, chemical contamination and biological pollution, and due to the indoor humidity of the improper meeting impact of apolegamy of decorations, temperature etc.Suitable humiture is to consider the important indicator of indoor level of comfort to improve indoor comfort degree ornament materials.
The states such as Japan, Korea S, Europe are engaged in human settlements Indoor Environment Treatment and comfortable building materials are researched and developed early, and late 1990s, relevant product started large-scale commercial, and Japan is especially outstanding.For example, Japan has set up < < antibacterial fabricated product-antibiotic property test method and antibacterial effect > > (JISZ2801-2000) standard the earliest, < < nano titanium oxide purifying property method of testing > > standard etc.
Domesticly be engaged in Related product exploitation and also have nearly various schools of thinkers with the main enterprises of producing, such as the beautiful coating Co., Ltd of Chinese building material research Zong Yuan, the new building materials in north, the great industry in Shenzhen side, Sichuan Sheng Da forest product industry group, Xinjiang Sai Pusen nanosecond science and technology Co., Ltd, Beijing great Jin building materials Co., Ltd, Beijing, Langfang ippon, ICI etc.Major product has antibacterial decorating and renovating material, scavenging material.Such as: antibiotic paint, air purifying paint, ceiling, negative ion paint, floor etc., annual value of production is at tens yuan.But, utilize pure solid wood to manufacture indoor decoration wall panel material, especially utilize paulownia wood to manufacture indoor decoration wall panel material and still belong to blank.
Paulownia wood material is good, light and tough, has very strong moisture-proof heat-insulation performance, and acidproof corrosion resistant, does not stick up and do not split, and is not damaged by worms, be difficult for coming unstuck, and beautiful texture.But, because paulownia wood inclusion is abundant, cause its felling, transportation, store, variable color degradation very easily in the middle of dry and mechanical processing process, severe patient even loses processing and utilization and is worth.Moreover paulownia wood permeability is poor, its goods easily produce hickie or white line when top finishing, have a strong impact on visual effect.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the present invention's object is just to provide a kind ofly take paulownia wood and manufactures the method for the wooden wallboard of environmental paulownia as raw material, can effectively solve sheet material poor permeability, during top finishing, easily produce hickie or white line, affect the problem of product quality.
The technical scheme that the present invention solves is to comprise the following steps:
(1) select paulownia log; (2) paulownia log is carried out to saw lumber; (3) the anti-variable color of saw lumber is processed; (4) the anti-variable color saw lumber after the processing processing of decolouring; (5), decolouring is carried out airing after processing; (6) after airing, display; (7) carry out machining after displaying certain hour; (8) sheet material after machining carries out clear-coated or coloured application, wallboard of the present invention.
Abundant raw materials of the present invention, processing method is scientific and reasonable, easy to operate, cost is low, its product lightweight, dimensionally stable, not easy to crack, free from insect pests, sound insulation, fire prevention.And beautiful texture, has tiffany texture.
The specific embodiment
Below in conjunction with concrete condition, embodiments of the present invention are elaborated.
The technical scheme partly providing according to summary of the invention, the present invention is realized by following concrete steps in concrete enforcement:
(1) select paulownia log: select the straight paulownia log of mobile jib, the age of tree is more than 10 years, at least high 2m of mobile jib, without dying for the sake of honour, without rotten, without bark pocket;
(2) saw lumber: the log choosing is analyzed to line according to the annual ring situation of every paulownia log, according to the principle of producing vertical texture based plate, paulownia log is become to the burr plate that 12mm is thick along short transverse saw solution, afterwards burr plate trimming is sawn into treating selvedge plate;
(3) anti-variable color is processed: by treating selvedge plate (sheet material) piling in treatment pond, between every layer for the treatment of selvedge plate, with the long stuff of cross section 20 * 20mm, separate, nonmetal weight is pressed on top, while preventing filling water in treatment pond, treating selvedge plate floats, and treating selvedge plate piling is fixed, and adds anti-variable color medicament in treatment pond, by anti-variable color medicament by the good treating selvedge plate submergence of piling, at 5-15 ℃, soak 5 days, afterwards, with water rinse 2-3 days; Described anti-variable color medicament is the anti-variable color medicament of first or the anti-variable color medicament of second, the composition that wherein the anti-variable color medicament of first is sodium acetate, sodium acid carbonate, borax, wherein by weight: sodium acetate 0.05%, sodium acid carbonate 0.05%, borax 0.02% and surplus are water, mix and make;
The anti-variable color medicament of second is A, B two parts, wherein A part is that water mixes and makes by sodium thiosulfate 0.05%, boric acid 0.02% and surplus, B part is that water mixes and makes by clorox 0.05% and surplus, during use, first with A, partly soaks 3 days, then with B, partly soaks 2 days;
(4) decolouring is processed: because paulownia wood is storing, machining, in the process of airing due to contacting metal, oxygen, there is variable color (brown stain look in airborne moulds etc., red stain look), in order to make full use of resource, improve timber utilization rate, conventionally the processing of decolouring of the treating selvedge plate after need to processing anti-variable color, treating selvedge plate piling after anti-variable color is processed is in treatment pond, between every layer for the treatment of selvedge plate, with the long stuff of cross section 20 * 20mm, separate, nonmetal weight is pressed on top, treating selvedge plate piling is fixed, prevent from pouring into while decolouring treatment fluid and floating in treatment pond, Xiang Chizhong fills with decolouring treatment fluid, liquid level floods treating selvedge plate completely, at 5-15 ℃, soak 5 days, use again water rinse 2 days, become paulownia hair plates,
Described decolouring treatment fluid is weighing scale: hydrogen peroxide (H
2o
2) 3-5%, sodium acid carbonate (NaHCO
3) 0.05% and surplus be that water mixes and makes;
(5), airing: the paulownia hair plates after decolouring is processed is pulled out from treatment pond, in airing field, paulownia hair plates is erected and carried out airing according to herringbone, 5-45 ℃ of temperature, every 10-15 days, turn upside down once, in case the sheet material of ground contacting portion goes mouldy, airing reaches quality moisture content 12-18% to the moisture content of sheet material;
(6) display: by the good paulownia hair plates warehouse-in stacking of airing, room temperature (18-25 ℃) assembly time is more than 30 days;
(7) machining: the paulownia hair plates after displaying is made to woollen with sizing saw machine by specification, by thicknesser, scraped in two sides, again by four side moulder by woollen milling moulding, finally by double-end milling machine, at two ends, mill out respectively tenon and mounting groove and make openpore primary product;
(8) openpore primary product are processed: first use P100 sand papering openpore primary product smooth to surfacing, use again P200 sand papering one time, then to the scar in openpore primary product (as the scar causing in hole for nailing, knot eye or machining), with compound type transparent putty, (compound type transparent putty is known technology, as model: SSD-801, the product that China Resources Chemical Co., Ltd. produces) repair to smooth, natural drying 2 hours, with P240 sand paper, polish gently smooth to surfacing, become openpore;
(9) clear-coated: to the openpore in step (8), to carry out clear-coated, method is, adopt the nanometer lignum vitae wax oil (existing product of model C FE-9628A, as the product of Shanghai Zhi Bang Chemical Co., Ltd. production), be heated to 90-120 ℃, in nanometer lignum vitae wax oil, add polyethylene glycol and melamine, its addition is weighing scale: polyethylene glycol 0.25-0.35%, melamine 0.40%-0.50%, surplus is nanometer lignum vitae wax oil, at 90 ℃-120 ℃, stir 15-30 minute, naturally cool to room temperature (18-25 ℃), become clear-coated liquid, under the environment of free from dust, temperature is 20-25 ℃, with clean cotton or cylinder, dip the clear-coated liquid modulating, along grain of wood direction, brush, dry after 5-10 minute, when having inhomogeneous clear-coated liquid, surface wipes with clean cotton, make to brush rear wood surface smooth, natural drying 2-4 hour, brush for the second time as stated above again, make to brush rear wood surface smooth, natural drying 6 hours, with the cotton polishing of polishing, under 20-25 ℃ of dustless conditions, indoor seasoning is more than 20 hours, ,
(10) packing is put in storage: pack product layering into corrugation paper packaging box, fold up one deck foam paper between every layer, on packing case, indicate product specification, color, date of manufacture, warehouse-in, requires to be dried 0-30 ℃ of indoor temperatures in storehouse.
In order to guarantee result of use, in described step (7) machining, in order to improve timber utilization rate, or according to product specification requirement, narrower Paulownia lumber need to be spelled wide or by shorter Paulownia lumber spreading, Paulownia lumber is spelled the horizontally-spliced method of wide employing and is carried out, spreading adopts the method for longitudinal finger to carry out, the splicing seams of plate and plate and finger seam bind with colourless nontoxic adhesive, standing 70-74 hours of room temperature, then according to product specification, on sizing saw machine, be sawn into specification woollen, by thicknesser, scraped in two sides, again by four side moulder by woollen milling moulding, finally by double-end milling machine, at two ends, mill out respectively tenon and tongue-and-groove openpore primary product,
Described step (9) is clear-coated, goes back coloring and coating, and coloring and coating method is:
1) polishing: first use P100 sand papering openpore smooth to surfacing, then use P200 sand papering smooth to surfacing;
2), the processing of filling a vacancy: scar is repaired to smooth with compound type transparent putty, natural drying 2 hours, polished gently with P240 sand paper smooth to surfacing;
3), first pass brushing: brushing environment is clean, dustless, 20-25 ℃ of temperature, nanometer lignum vitae wax oil is diluted with absolute ethyl alcohol, and nanometer lignum vitae wax oil and absolute ethyl alcohol volume ratio are 1 ︰ 1, with clean cotton, dip, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dry 2 hours;
4) painted: with clean cotton, dip colorant (according to customer requirement configuration) and, along the obliterating of grain of wood direction, guarantee color uniformity, dustless, under 20-25 ℃ of conditions, be dried 2 hours;
5) second time brushing: dip the nanometer lignum vitae wax oil that absolute ethyl alcohol has diluted with clean cotton or cylinder, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dry 2-4 hours;
6) the 3rd time brushing: dip the nanometer lignum vitae wax oil that absolute ethyl alcohol has diluted with clean cotton or cylinder, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dustless, under 20-25 ℃ of conditions of temperature, be dried 6 hours, with the cotton polishing of polishing, continue dry more than 20 hours.
The inventive method is simple, easy to operate, good product quality, be effective to decorative wall panels, there is lightweight, dimensionally stable, not easy to crack, free from insect pests, sound insulation, fire prevention, and, beautiful texture, there is tiffany texture, and compare with existing product after tested, having reached satisfied effect, relevant test result sees the following form:
| Lightness (* L) | Degree of reddening (* A) | Change yellow degree (* B) | Total color difference (△ E*) | Hunter whiteness (HW-1976) | |
| Openpore | 77.41 | 5.2 | 18.35 | 25 | 67.65 |
| Test after covering with paint, lacquer, colour wash, etc. | 72.63 | 6.75 | 21.44 | 30.48 | 62.12 |
| Indoor placement is tested after half a year | 72.44 | 3.53 | 23.04 | 31.4 | 61.67 |
Compared with prior art, there is following useful technique effect:
1, paulownia wood is processed through anti-variable color and decolouring, and the permeability of paulownia wood has obtained effectively improving, and makes coating be easy to immerse timber inside, kept well the natural color of paulownia wood, looked pure white, be rich in silky luster simultaneously, the grain of wood highlights, three-dimensional attractive in appearance;
2, the nanometer lignum vitae wax oil using (model: CFE-9628A) adopt natural plants resin, beeswax, palm oil, natural plant parasiticide and coloring earth, adopt world's advanced technology, through heavy refinement, filter, clean and pyroreaction refining forms, containing harmful substances such as the formaldehyde in traditional paint, benzene,toluene,xylene, lead, arsenic, cobalts, to human body, animal and plant without any harm;
3, nanometer lignum vitae wax oil (model: CFE-9628A) price and traditional paint compare slightly expensive, but its construction is simple easily, and the traditional paint brushing pass of comparing reduces to 1-2 times and can reach promising result, overall cost;
The nanometer lignum vitae wax oil that 4, process improves (model: CFE-9628A) strong adhesion, painted easy, evenly, smell is simple and elegant, and owing to having added polyethylene glycol and melamine, after brushing, the wooden surfaces of wall color of paulownia is lasting, fugitive color, not anti-aging, easily repairs;
5, the nanometer lignum vitae wax oil (model: CFE-9628A) can immerse timber inside through improveing, the natural texture of timber is highlighted more, paulownia wood product surface after application looks be more rich in third dimension, pure whiter, the natural silky luster of paulownia wood is more plentiful, feel is smooth smooth, and through the nanometer lignum vitae wax oil (model: pore that CFE-9628A) more can shutoff timber of improvement, guarantee that timber-work inside exchanges with outside air smooth and easy, indoor environment humiture is played to good regulating action.So, through the nanometer lignum vitae wax oil (model: CFE-9628A) the paulownia wood wallboard of application is called the wooden wallboard of environmental paulownia that can breathe, qualified of improvement.
Claims (3)
1. the paulownia wood of take is manufactured the method for the wooden wallboard of environmental paulownia as raw material, it is characterized in that, by following concrete steps, is realized:
(1) select paulownia log: select the straight paulownia log of mobile jib, the age of tree is more than 10 years, at least high 2m of mobile jib, without dying for the sake of honour, without rotten, without bark pocket;
(2) saw lumber: the log choosing is analyzed to line according to the annual ring situation of every paulownia log, according to the principle of producing vertical texture based plate, paulownia log is become to the burr plate that 12mm is thick along short transverse saw solution, afterwards burr plate trimming is sawn into treating selvedge plate;
(3) anti-variable color is processed: by treating selvedge plate piling in treatment pond, between every layer for the treatment of selvedge plate, with the long stuff of cross section 20 * 20mm, separate, nonmetal weight is pressed on top, while preventing filling water in treatment pond, treating selvedge plate floats, and treating selvedge plate piling is fixed, and adds anti-variable color medicament in treatment pond, by anti-variable color medicament by the good treating selvedge plate submergence of piling, at 5-15 ℃, soak 5 days, afterwards, with water rinse 2-3 days; Described anti-variable color medicament is the anti-variable color medicament of first or the anti-variable color medicament of second, the composition that wherein the anti-variable color medicament of first is sodium acetate, sodium acid carbonate, borax, wherein by weight: sodium acetate 0.05%, sodium acid carbonate 0.05%, borax 0.02% and surplus are water, mix and make;
The anti-variable color medicament of second is A, B two parts, wherein A part is that water mixes and makes by sodium thiosulfate 0.05%, boric acid 0.02% and surplus, B part is that water mixes and makes by clorox 0.05% and surplus, during use, first with A, partly soaks 3 days, then with B, partly soaks 2 days;
(4) decolouring is processed: the treating selvedge plate piling after anti-variable color is processed is in treatment pond, between every layer for the treatment of selvedge plate, with the long stuff of cross section 20 * 20mm, separate, nonmetal weight is pressed on top, treating selvedge plate piling is fixed, prevent from pouring into while decolouring treatment fluid and floating in treatment pond, Xiang Chizhong fills with decolouring treatment fluid, liquid level floods treating selvedge plate completely, at 5-15 ℃, soak 5 days, then use water rinse 2 days, become paulownia hair plates;
Described decolouring treatment fluid is weighing scale: hydrogen peroxide 3-5%, sodium acid carbonate 0.05% and surplus are that water mixes and makes;
(5), airing: the paulownia hair plates after decolouring is processed is pulled out from treatment pond, in airing field, paulownia hair plates is erected and carried out airing according to herringbone, 5-45 ℃ of temperature, every 10-15 days, turn upside down once, in case the sheet material of ground contacting portion goes mouldy, airing reaches quality moisture content 12-18% to the moisture content of sheet material;
(6) display: by the good paulownia hair plates warehouse-in stacking of airing, room temperature assembly time is more than 30 days;
(7) machining: the paulownia hair plates after displaying is made to woollen with sizing saw machine by specification, by thicknesser, scraped in two sides, again by four side moulder by woollen milling moulding, finally by double-end milling machine, at two ends, mill out respectively tenon and mounting groove and make openpore primary product;
(8) openpore primary product are processed: first use P100 sand papering openpore primary product smooth to surfacing, use again P200 sand papering one time, then the scar in openpore primary product is repaired to smooth with compound type transparent putty, natural drying 2 hours, with P240 sand paper, polish gently smooth to surfacing, become openpore;
(9) clear-coated: to the openpore in step (8), to carry out clear-coated, method is, adopt the nanometer lignum vitae wax oil of model C FE-9628A, be heated to 90-120 ℃, in nanometer lignum vitae wax oil, add polyethylene glycol and melamine, its addition is weighing scale: polyethylene glycol 0.25-0.35%, melamine 0.40%-0.50%, surplus is nanometer lignum vitae wax oil, at 90 ℃-120 ℃, stir 15-30 minute, naturally cool to room temperature, become clear-coated liquid, under the environment of free from dust, temperature is 20-25 ℃, with clean cotton or cylinder, dip the clear-coated liquid modulating, along grain of wood direction, brush, dry after 5-10 minute, when having inhomogeneous clear-coated liquid, surface wipes with clean cotton, make to brush rear wood surface smooth, natural drying 2-4 hour, brush for the second time as stated above again, make to brush rear wood surface smooth, natural drying 6 hours, with the cotton polishing of polishing, under 20-25 ℃ of dustless conditions, indoor seasoning is more than 20 hours, .
2. according to claim 1ly take paulownia wood and manufacture the method for the wooden wallboard of environmental paulownia as raw material, it is characterized in that, in described step (7) machining, in order to improve timber utilization rate, or according to product specification requirement, narrower Paulownia lumber is spelled wide or by shorter Paulownia lumber spreading, Paulownia lumber is spelled the horizontally-spliced method of wide employing and is carried out, spreading adopts the method for longitudinal finger to carry out, the splicing seams of plate and plate and finger seam bind with colourless nontoxic adhesive, standing 70-74 hours of room temperature, then according to product specification, on sizing saw machine, be sawn into specification woollen, by thicknesser, scraped in two sides, again by four side moulder by woollen milling moulding, finally by double-end milling machine, at two ends, mill out respectively tenon and tongue-and-groove openpore primary product.
3. according to claim 1ly take paulownia wood and manufacture the method for the wooden wallboard of environmental paulownia as raw material, it is characterized in that, described step (9) is clear-coated, coloring and coating also, and coloring and coating method is:
1) polishing: first use P100 sand papering openpore smooth to surfacing, then use P200 sand papering smooth to surfacing;
2), the processing of filling a vacancy: scar is repaired to smooth with compound type transparent putty, natural drying 2 hours, polished gently with P240 sand paper smooth to surfacing;
3), first pass brushing: brushing environment is clean, dustless, 20-25 ℃ of temperature, nanometer lignum vitae wax oil is diluted with absolute ethyl alcohol, and nanometer lignum vitae wax oil and absolute ethyl alcohol volume ratio are 1 ︰ 1, with clean cotton, dip, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dry 2 hours;
4) painted: with clean cotton, dip colorant along the obliterating of grain of wood direction, guarantee color uniformity, dustless, under 20-25 ℃ of conditions, be dried 2 hours;
5) second time brushing: dip the nanometer lignum vitae wax oil that absolute ethyl alcohol has diluted with clean cotton or cylinder, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dry 2-4 hours;
6) the 3rd time brushing: dip the nanometer lignum vitae wax oil that absolute ethyl alcohol has diluted with clean cotton or cylinder, along grain of wood direction, brush, dry after 5-10 minute, when surface is inhomogeneous, with clean cotton, wipe redundance, make to brush rear wood surface smooth, dustless, under 20-25 ℃ of conditions of temperature, be dried 6 hours, with the cotton polishing of polishing, continue dry more than 20 hours.
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| CN104827540B (en) * | 2013-09-30 | 2017-01-18 | 东北林业大学 | Fast growing two-dimensional stereoscopic wood indoor decorative wall protective hanging plate manufacturing method |
| CN104162920B (en) * | 2014-08-04 | 2016-04-13 | 广西三威林产工业有限公司 | Eliminate the method for hickie at the bottom of medium density fibre board (MDF) plate |
| CN104608212B (en) * | 2015-01-19 | 2016-08-24 | 国家林业局泡桐研究开发中心 | A kind of preparation method of the environmental wooden wallboard of Paulownia |
| CN105291219B (en) * | 2015-10-09 | 2017-04-19 | 南京林业大学 | Fabrication method for thermal treatment of wooden working table through wood essential oil |
| CN109227791B (en) * | 2018-08-31 | 2021-04-02 | 贵港市鼎源木业有限公司 | Waterproof plywood |
| CN113021556B (en) * | 2021-03-31 | 2022-08-16 | 郑州工程技术学院 | Sandstone texture painting board treatment process |
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