CN105538447A - Synthetic fiberboard moisture and mildew prevention treatment technology - Google Patents
Synthetic fiberboard moisture and mildew prevention treatment technology Download PDFInfo
- Publication number
- CN105538447A CN105538447A CN201510828637.4A CN201510828637A CN105538447A CN 105538447 A CN105538447 A CN 105538447A CN 201510828637 A CN201510828637 A CN 201510828637A CN 105538447 A CN105538447 A CN 105538447A
- Authority
- CN
- China
- Prior art keywords
- mixed solution
- solution
- beaver board
- container
- storage tank
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/16—Inorganic impregnating agents
- B27K3/32—Mixtures of different inorganic impregnating agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
- B27K3/02—Processes; Apparatus
- B27K3/0228—Spraying apparatus, e.g. tunnels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
- B27K2240/00—Purpose of the treatment
- B27K2240/20—Removing fungi, molds or insects
Abstract
The invention provides a synthetic fiberboard moisture and mildew prevention treatment technology. The technology comprises the following steps: 1, processing sodium silicate crystals Na2O.nSiO2 and sodium fluorosilicate crystals to prepare solutions, uniformly mixing the sodium silicate solution with the sodium fluorosilicate solution according to a mass ratio of 1:999-999:1, disposing the obtained mixed solution for 24h or above, and filing a container with the mixed solution; and 2, coating the surface of a synthetic fiberboard with the mixed solution through adopting a pressure spraying method or an in-container impregnation method to complete moisture and mildew prevention treatment. The technology can prevent influences of mildews induced by moisture absorption of synthetic fiberboards on the environment quality and the property loss, promotes development of the synthetic fiberboard industry, and is in favor of protecting the natural ecological forest. The treatment technology has the advantages of simplicity, low cost, short treatment time, and effective solving of the synthetic fiberboard moisture and mildew prevention problem.
Description
Technical field:
The present invention relates to a kind of method of staple fibre moistureproof and mildewproof, particularly relate to a kind of moistureproof and mildewproof method that staple fibre panel products is taked needed in the use procedure in the higher region of environment temperature, humidity or place, belong to chemical products technique for applying technical field
Background technology:
At present, beaver board is lived and the place worked people, very generally.Beaver board (wood-fibred, crop branch fiber) substitutes in the application of natural ecological timber, easy moisture absorption problem of going mouldy is unresolved good, to people life with work add some worries even economic asset lose, seriously constrain the development of beaver board industry.Say to only have the humidity and temperature controlling mycostatic parasitic animal and plant principal fiber from the mycostatic Reproduction Conditions of control again.When fiber moisture content lower than 16% time, just can the breeding of mould fungus inhibition.The inhabitation of people and working environment will reach exacting terms like this, need to consume a large amount of energy, and operating cost is very high, and common place cannot reach.For this reason, research and develop and carry out effective damp-proof treatment to artificial fiber product, guarantee in the objective environment of natural high humidity, the condition of high temperature, its moisture content of any position of fiberboard is very necessary lower than the way of 16%.
Summary of the invention:
The invention provides the treatment process that a kind of beaver board moistureproof and mildewproof becomes, solve the deficiency in background technology, this treatment process is simple, cost is low, and the processing time is short, effectively can solve the problem that beaver board moistureproof and mildewproof becomes.
Realizing the technical scheme that above-mentioned purpose of the present invention adopts is:
The treatment process that beaver board moistureproof and mildewproof becomes, comprises the following steps: (1), by sodium metasilicate crystal Na
2o.nSiO
2be mixed with solution with prodan crystal, and sodium silicate solution and sodium fluoride solution mixed according to the mass ratio of 1:999 ~ 999:1 and places more than 24h, then mixed solution is loaded in container;
(2), adopt method of completely invading in air spraying method or container to be coated on the surface of beaver board by mixed solution, namely complete the treatment process of moistureproof and mildewproof;
Described air spraying method is: proceeded to by the mixed solution configured in pneumatic spraying storage container, bin stock amount is less than 4/5 reserves of vessel volume, under aerosolizable gas pressure, mixed solution is sprayed on beaver board surface, after first time sprays air-dry more than 2 hours, confirm that mixed solution infiltrates completely at the fiber extexine of beaver board just dry, then spray second time;
In described container, completely the method for invading is: poured into by mixed solution in container; the beaver board that need process puts into this solution; the beaver board that submergence is excessively whole; mixed solution is allowed fully to invade the inside of beaver board; guarantee that the shallow-layer of beaver board forms diaphragm, invade profit and after 2 minutes, beaver board is taken out air-dry.
Sodium metasilicate chemical formula Na used
2o.nSiO
2in several n that rubs be 1.0 ~ 5.0.
Described sodium silicate solution and the density of sodium fluoride solution are 1.35g/cm
3.
Described pneumatic spraying storage container comprises storage tank, shower nozzle and tank body bracing frame, described storage tank is fixed on tank body bracing frame, mixed solution is stored in storage tank, the top of storage tank is provided with seal cover, the top of storage tank is provided with mixed solution charging aperture, and its underpart is provided with mixed solution discharging opening, is provided with blowoff valve bottom it, shower nozzle is installed on the sidewall of storage tank, and is communicated with the inside of storage tank.
In the present invention, the aqueous solution of sodium metasilicate is commonly called as waterglass, also claims sodium silicate, and its chemical formula is: Na
2o.nSiO
2na
2o is the oxide of alkali metallic sodium, and n is the ratio of silica and metal oxide molal quantity, is called the number that rubs of waterglass, several n that rubs be 2.6 best.Its glass ceramics body is Na
2siO
3.9H
2o intensity is higher, good heat resistance.Its vitreous surface absorbs water, and dehydration keeps certain dynamic balance state, can effectively intercept steam endosmosis.Its vitreum in atmosphere chemical property is very stable, and has acid resistance.Without obvious malicious attached effect; Prodan is crystallinity powder, odorless, tasteless, and it dissolves slowly in water, and hot water dissolving accelerates, non-volatile.Its chemical formula is Na
2siF
6, also claim sodium hexafluorosilicate, be commonly used on wood preservation and other building material.In the present invention, after the mixed solution of both employings processes beaver board, can effectively become by moistureproof and mildewproof.And this treatment process steps is simple, with low cost.
Accompanying drawing explanation
The overall structure schematic diagram of pneumatic spraying storage container of Fig. 1 for providing in the embodiment of the present invention 1;
In figure: 1-storage tank, 2-shower nozzle, 3-tank body bracing frame, 4-seal cover, 5-mixed solution charging aperture, 6-mixed solution discharging opening, 7-blowoff valve.
Detailed description of the invention
Below in conjunction with specific embodiment, detailed specific description is done to the present invention.
Embodiment 1
The treatment process provided in the present embodiment comprises the following steps: (1), by sodium metasilicate crystal Na
2o.nSiO
2being mixed with density with prodan crystal is 1.35g/cm
3solution, n is 2.6.And sodium silicate solution and sodium fluoride solution are mixed according to the mass ratio of 2:1 and places more than 24h, then mixed solution is loaded in container;
(2), adopt air spraying method to be coated on the surface of beaver board by mixed solution, namely complete the treatment process of moistureproof and mildewproof;
Described air spraying method is: proceeded to by the mixed solution configured in pneumatic spraying storage container, bin stock amount is less than 4/5 reserves of vessel volume, under aerosolizable gas pressure, mixed solution is sprayed on beaver board surface, after first time sprays air-dry more than 2 hours, confirm that mixed solution exposes top layer at the fiber of beaver board and infiltrates just dry completely, then spray second time.
The structure of described pneumatic spraying storage container as shown in Figure 1, comprise storage tank 1, shower nozzle 2 and tank body bracing frame 3, described storage tank 1 is fixed on tank body bracing frame 3, mixed solution is stored in storage tank, and the top of storage tank 1 is provided with seal cover 4, and the top of storage tank 1 is provided with mixed solution charging aperture 5, its underpart is provided with mixed solution discharging opening 6, be provided with blowoff valve 7 bottom it, shower nozzle 2 is installed on the sidewall of storage tank 1, and is communicated with the inside of storage tank.
Invade in the immobilising experimental box that goes mouldy of air that the beaver board that moistened and the fiberboard of not invading profit be placed on humidity (relative humidity > more than 70%) simultaneously through mixed solution and carry out Germicidal efficacy, go mouldy experiment the temperature inside the box between 25-35 DEG C, the phenomenon of experimental comparison sample after 35 hours is as described below, and the fiberboard of not invading profit sodium metasilicate/sodium fluoride solution finds that there is fungus growth when naked eyes are watched.And invade the beaver board B having moistened sodium metasilicate/sodium fluoride solution
1sample does not find fungus growth phenomenon when naked eyes are watched.
Embodiment 2
The treatment process provided in the present embodiment comprises the following steps: (1), by sodium metasilicate crystal Na
2o.nSiO
2being mixed with density with prodan crystal is 1.35g/cm
3solution, n is 4.5.And sodium silicate solution and sodium fluoride solution are mixed according to the mass ratio of 1:95 and places more than 24h, then mixed solution is loaded in container;
(2), adopt method of completely invading in container to be coated on the surface of beaver board by mixed solution, namely complete the treatment process of moistureproof and mildewproof;
In described container, completely the method for invading is: poured into by mixed solution in container; the beaver board that need process puts into this solution; the beaver board that submergence is excessively whole; mixed solution is allowed fully to invade the inside of beaver board; guarantee that the shallow-layer of beaver board forms diaphragm, invade profit and after 2 minutes, beaver board is taken out air-dry.
Invade in the immobilising experimental box that goes mouldy of air that the beaver board that moistened and the fiberboard of not invading profit be placed on humidity (relative humidity > more than 70%) simultaneously through mixed solution and carry out Germicidal efficacy, go mouldy experiment the temperature inside the box between 25-35 DEG C, the phenomenon of experimental comparison sample after 35 hours is as described below, and the fiberboard of not invading profit sodium metasilicate/sodium fluoride solution finds that there is fungus growth when naked eyes are watched.And invade the beaver board B having moistened sodium metasilicate/sodium fluoride solution
1sample does not find fungus growth phenomenon when naked eyes are watched.
Embodiment 3
The treatment process provided in the present embodiment comprises the following steps: (1), by sodium metasilicate crystal Na
2o.nSiO
2being mixed with density with prodan crystal is 1.35g/cm
3solution, n is 1.5.And sodium silicate solution and sodium fluoride solution are mixed according to the mass ratio of 95:1 and places more than 24h, then mixed solution is loaded in container;
(2), adopt method of completely invading in container to be coated on the surface of beaver board by mixed solution, namely complete the treatment process of moistureproof and mildewproof;
In described container, completely the method for invading is: poured into by mixed solution in container; the beaver board that need process puts into this solution; the beaver board that submergence is excessively whole; mixed solution is allowed fully to invade the inside of beaver board; guarantee that the shallow-layer of beaver board forms diaphragm, invade profit and after 2 minutes, beaver board is taken out air-dry.
Invade in the immobilising experimental box that goes mouldy of air that the beaver board that moistened and the fiberboard of not invading profit be placed on humidity (relative humidity > more than 70%) simultaneously through mixed solution and carry out Germicidal efficacy, go mouldy experiment the temperature inside the box between 25-35 DEG C, the phenomenon of experimental comparison sample after 35 hours is as described below, and the fiberboard of not invading profit sodium metasilicate/sodium fluoride solution finds that there is fungus growth when naked eyes are watched.And invade the beaver board B having moistened sodium metasilicate/sodium fluoride solution
1sample does not find fungus growth phenomenon when naked eyes are watched.
Claims (4)
1. the treatment process that becomes of beaver board moistureproof and mildewproof, is characterized in that comprising the following steps: (1), by sodium metasilicate crystal Na
2o.nSiO
2be mixed with solution with prodan crystal, and sodium silicate solution and sodium fluoride solution mixed according to the mass ratio of 1:999 ~ 999:1 and places more than 24h, then mixed solution is loaded in container; (2), adopt method of completely invading in air spraying method or container to be coated on the surface of beaver board by mixed solution, namely complete the treatment process of moistureproof and mildewproof; (3) the air spraying method described in is: proceeded to by the mixed solution configured in pneumatic spraying storage container, bin stock amount is less than 4/5 reserves of vessel volume, under aerosolizable gas pressure, mixed solution is sprayed on beaver board surface, after first time sprays air-dry more than 2 hours, confirm that mixed solution infiltrates completely at the fiber extexine of beaver board just dry, then spray second time; In described container, completely the method for invading is: poured into by mixed solution in container; the beaver board that need process puts into this solution; the beaver board that submergence is excessively whole; mixed solution is allowed fully to invade the inside of beaver board; guarantee that the shallow-layer of beaver board forms diaphragm, invade profit and after 2 minutes, beaver board is taken out air-dry.
2. the treatment process of beaver board moistureproof and mildewproof change according to claim 1, is characterized in that: sodium metasilicate chemical formula Na used
2o.nSiO
2in several n that rubs be 1.0 ~ 5.0.
3. the treatment process of beaver board moistureproof and mildewproof change according to claim 1, is characterized in that: described sodium silicate solution and the density of sodium fluoride solution are 1.35g/cm
3.
4. the treatment process of beaver board moistureproof and mildewproof change according to claim 1, it is characterized in that: described pneumatic spraying storage container comprises storage tank, shower nozzle and tank body bracing frame, described storage tank is fixed on tank body bracing frame, mixed solution is stored in storage tank, the top of storage tank is provided with seal cover, the top of storage tank is provided with mixed solution charging aperture, its underpart is provided with mixed solution discharging opening, blowoff valve is provided with bottom it, shower nozzle is installed on the sidewall of storage tank, and is communicated with the inside of storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828637.4A CN105538447A (en) | 2015-11-25 | 2015-11-25 | Synthetic fiberboard moisture and mildew prevention treatment technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510828637.4A CN105538447A (en) | 2015-11-25 | 2015-11-25 | Synthetic fiberboard moisture and mildew prevention treatment technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105538447A true CN105538447A (en) | 2016-05-04 |
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ID=55818235
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|---|---|---|---|
| CN201510828637.4A Pending CN105538447A (en) | 2015-11-25 | 2015-11-25 | Synthetic fiberboard moisture and mildew prevention treatment technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107283580A (en) * | 2017-08-18 | 2017-10-24 | 安吉六合工艺品有限公司 | A kind of bamboo processing method |
| CN107443525A (en) * | 2017-08-18 | 2017-12-08 | 安吉六合工艺品有限公司 | The processing method of bamboo |
| CN107457856A (en) * | 2017-08-14 | 2017-12-12 | 怀宁县中坚竹胶板制造有限公司 | A kind of fungus-proof antisepsis bamboo slab rubber |
| CN114405789A (en) * | 2021-12-14 | 2022-04-29 | 广西高峰五洲人造板有限公司 | Dampproof and anti-mildew treatment process for artificial fiberboard |
| CN116810947A (en) * | 2023-08-03 | 2023-09-29 | 阜南县富民工艺品有限公司 | Processing method of reinforced anti-corrosion willow board |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107457856A (en) * | 2017-08-14 | 2017-12-12 | 怀宁县中坚竹胶板制造有限公司 | A kind of fungus-proof antisepsis bamboo slab rubber |
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| CN107443525A (en) * | 2017-08-18 | 2017-12-08 | 安吉六合工艺品有限公司 | The processing method of bamboo |
| CN114405789A (en) * | 2021-12-14 | 2022-04-29 | 广西高峰五洲人造板有限公司 | Dampproof and anti-mildew treatment process for artificial fiberboard |
| CN114405789B (en) * | 2021-12-14 | 2022-12-30 | 广西高峰五洲人造板有限公司 | Dampproof and anti-mildew treatment process for artificial fiberboard |
| CN116810947A (en) * | 2023-08-03 | 2023-09-29 | 阜南县富民工艺品有限公司 | Processing method of reinforced anti-corrosion willow board |
| CN116810947B (en) * | 2023-08-03 | 2024-01-02 | 阜南县富民工艺品有限公司 | Processing method of reinforced anti-corrosion willow board |
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Application publication date: 20160504 |