CN108943256A - A kind of bamboo wood special mildewproof agent - Google Patents
A kind of bamboo wood special mildewproof agent Download PDFInfo
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- CN108943256A CN108943256A CN201811011063.1A CN201811011063A CN108943256A CN 108943256 A CN108943256 A CN 108943256A CN 201811011063 A CN201811011063 A CN 201811011063A CN 108943256 A CN108943256 A CN 108943256A
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- 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
- B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds
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- 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
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Forests & Forestry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a kind of bamboo wood special mildewproof agent, raw material includes: 5-9 parts of plant extracts, 0.1-0.2 parts of dimercaptodimethyl ammonium chloride, 0.1-0.3 parts of dioctadecyl dimethyl ammonium chloride, 0.1-0.2 parts of 2- (Extraction kinetics sulfydryl) benzothiazole, 0.5-1.3 parts of modified montmorillonoid, 2-5 parts of nano zine oxide, 3-8 parts of nano-titanium dioxide, 0.5-2 parts of zinc borate, 0.05-0.15 parts of ethyl-para-hydroxybenzoate, 0.05-0.1 parts of propylparaben by weight.Bamboo wood special mildewproof agent proposed by the present invention has inhibition and killing effect to a variety of moulds of bamboo material surface, and anti-mold effect is good, and the mould proof time is long.
Description
Technical field
The present invention relates to Technology of Bamboo field more particularly to a kind of bamboo wood special mildewproof agent.
Background technique
Bamboo wood has the characteristics that growth is fast, yield is high, ecological functions are strong, and by the favor of various aspects, but bamboo wood is rich in
The nutriments such as carbohydrate, protein and fat, be easy in storage, transport and use process generate mildew and it is rotten, not only
The aesthetics of bamboo product is affected, so that surface distributes niff, the quality of bamboo product can also reduced, resistance to compression and tension
Ability decline, seriously limits its application.The undesirable defect of the existing generally existing anti-mold effect of bamboo mould-proof agent.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of bamboo wood special mildewproof agent, to bamboo wood table
A variety of moulds in face have inhibition and killing effect, and anti-mold effect is good, and the mould proof time is long.
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 5-9 parts of plant extracts, two by weight
0.1-0.2 parts of decyl dimethyl ammonium chloride, 0.1-0.3 parts of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl)
0.1-0.2 parts of benzothiazole, 0.5-1.3 parts of modified montmorillonoid, 2-5 parts of nano zine oxide, 3-8 parts of nano-titanium dioxide, boric acid
0.5-2 parts of zinc, 0.05-0.15 parts of ethyl-para-hydroxybenzoate, 0.05-0.1 parts of propylparaben.
Preferably, the plant extracts is prepared according to following technique: by Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea
Powder, hypericum japonicum powder, beggar-ticks powder are added to the water, and 30-50min is kept the temperature after boiling, filtrate A and filter residue A are obtained after filtering；
Filter residue A is added in ethanol water, ultrasonic extraction 40-50min, is obtained by filtration liquor B at 45-55 DEG C, by filtrate A and filter
Liquid B mixing obtains the plant extracts after concentration, drying.
Preferably, Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, beggar-ticks powder weight ratio be 3-
10:1-3:2-8:3-11:2-9；In the preparation process of filtrate A, the volume of water is Lightyellow Sophora Root, camphortree leaf powder, dictyophora powder
End, 5-8 times of hypericum japonicum powder, beggar-ticks total powder volume；In the ethanol water, the volume ratio of ethyl alcohol and water is 2-4:
1；The volume ratio of filter residue A and ethanol water is 1:3-5；The power of ultrasonic extraction is 20-28kHz.
Preferably, the modified montmorillonoid is prepared according to following technique: chitosan being added in methanol, is stirred after ultrasound
Swelling is mixed, the ethanol solution of cinnamic acid is then added, 3-6h is reacted at 50-60 DEG C, is filtered, washed, dries after reaction
Obtain intermediate material；Intermediate material is dissolved in acetic acid, adjusting pH value is 5-6, and the slurry of montmorillonite and water formation is then added
In, 10-18h is reacted at 45-55 DEG C after mixing evenly, the ion exchange resin of copper ions is then added, at 80-90 DEG C
It stirs 3-5h and carries out ion-exchange reactions, after reaction separation resin, obtain the modified montmorillonoid after dry.
Preferably, in the preparation process of modified montmorillonoid, ultrasonic power be 100-200W, time 30-50min,
The time of swelling is 5-8h, and the rate of stirring is 600-800r/min.
Preferably, the nano zine oxide is silane coupler modified nano zine oxide, and average grain diameter is 30-
50nm。
Preferably, the nano-titanium dioxide is Ag-carried nanometer titanium dioxide, and average grain diameter is 30-50nm.
It preferably, further include the solvent of 100-500 parts by weight in raw material.
Preferably, the solvent is the mixture of one or more of water, ethyl alcohol, methanol.
Preferably, in the preparation process of modified montmorillonoid, the ion exchange resin of the copper ions is according to following work
Prepared by skill: cation exchange resin being fitted into ion exchange column, is converted to H with the hydrochloric acid that mass fraction is 5-7%+
Then type carries out ion exchange using copper sulfate solution, obtains the ion exchange resin of the copper ions.
Bamboo wood special mildewproof agent of the present invention joined modified montmorillonoid in raw material, in the preparation of modified montmorillonoid
In the process, first using chitosan and cinnamic acid as raw material, the two is reacted, intermediate material has been obtained, it is mixed with montmorillonite
After conjunction, amino, hydroxyl in intermediate material in montmorillonite-Si-OH and-Al-OH be bonded, insert montmorillonite
Copper has further been supported in montmorillonite by piece interlayer after mixing with the ion exchange resin of copper ions, has obtained modified illiteracy
De- soil, is added into mould inhibitor, on the one hand, the synergistic effect for playing copper ion, chitosan and schiff bases influences the new of mould
Old metabolism can inhibit and kill mould, and on the other hand, surface has a large amount of positive charges, can adsorb largely negatively charged thin
Bacterium, effect collaboration, assigns its excellent fungus and mildew resistance, with plant extracts, didecyl of both sterilization and Electrostatic Absorption
Alkyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole, nano zine oxide, is received dioctadecyl dimethyl ammonium chloride
Rice titanium dioxide, zinc borate, ethyl-para-hydroxybenzoate, propylparaben cooperation, play inorganic fungicid, You Jifang
The synergistic effect of mould dose and botanical mildew inhibitor all has inhibition and kills and makees to a variety of moulds such as aspergillus niger, head mold, Penicillium citrinum
With and fungicide effectiveness reaches 99.8% or more, and Bamboo mould can be made to postpone 3 wheat harvesting periods and occurred, while nano zine oxide and being received
The generation of crackle, improves the thermal stability of bamboo wood, reduces during the addition of rice titanium dioxide can effectively inhibit bamboo wood to go mouldy
Color change caused by bamboo wood forming process high temperature.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 9 parts of plant extracts, didecyl by weight
0.1 part of base alkyl dimethyl ammonium chloride, 0.3 part of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole 0.1
Part, 1.3 parts of modified montmorillonoid, 2 parts of nano zine oxide, 8 parts of nano-titanium dioxide, 0.5 part of zinc borate, ethyl-para-hydroxybenzoate
0.15 part, 0.05 part of propylparaben.
Embodiment 2
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 5 parts of plant extracts, didecyl by weight
0.2 part of base alkyl dimethyl ammonium chloride, 0.1 part of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole 0.2
Part, 0.5 part of modified montmorillonoid, 5 parts of nano zine oxide, 3 parts of nano-titanium dioxide, 2 parts of zinc borate, ethyl-para-hydroxybenzoate
0.05 part, 0.1 part of propylparaben.
Embodiment 3
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 8 parts of plant extracts, didecyl by weight
0.13 part of base alkyl dimethyl ammonium chloride, 0.26 part of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole
0.14 part, 1 part of modified montmorillonoid, 3 parts of nano zine oxide, 7 parts of nano-titanium dioxide, 1 part of zinc borate, ethyl-para-hydroxybenzoate
0.13 part, 0.07 part of propylparaben；
Wherein, the plant extracts is prepared according to following technique: by Lightyellow Sophora Root, camphortree leaf powder, dictyophora powder
End, hypericum japonicum powder, beggar-ticks powder are added to the water, and 30min is kept the temperature after boiling, filtrate A and filter residue A are obtained after filtering；It will filter
Slag A is added in ethanol water, and ultrasonic extraction 40min, is obtained by filtration liquor B at 55 DEG C, and filtrate A is mixed with liquor B, dense
The plant extracts is obtained after contracting, drying；Wherein, Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, Bidens bipinnata
The weight ratio at grass meal end is 3:3:2:11:2；In the preparation process of filtrate A, the volume of water be Lightyellow Sophora Root, camphortree leaf powder,
Dictyophora phalloidea powder, hypericum japonicum powder, 5 times of beggar-ticks total powder volume；In the ethanol water, the volume ratio of ethyl alcohol and water is
4:1；The volume ratio of filter residue A and ethanol water is 1:3；The power of ultrasonic extraction is 28kHz；
The modified montmorillonoid is prepared according to following technique: chitosan is added in methanol, swelling is stirred after ultrasound,
Then the ethanol solution of cinnamic acid is added, 6h is reacted at 50 DEG C, is filtered, washed after reaction, is dried to obtain intermediate material；
Intermediate material is dissolved in acetic acid, adjusting pH value is 5, is then added in the slurry of montmorillonite and water formation, exists after mixing evenly
10h is reacted at 55 DEG C, the ion exchange resin of copper ions is then added, and 3h is stirred at 90 DEG C and carries out ion-exchange reactions,
Separation resin after reaction obtains the modified montmorillonoid after dry；Wherein, ultrasonic power is 200W, and the time is
30min, the time of swelling are 8h, and the rate of stirring is 600r/min；
The nano zine oxide is silane coupler modified nano zine oxide, and average grain diameter is 30nm；
The nano-titanium dioxide is Ag-carried nanometer titanium dioxide, and average grain diameter is 50nm；
It further include the solvent of 100 parts by weight in its raw material；
The solvent is water.
Embodiment 4
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 6 parts of plant extracts, didecyl by weight
0.18 part of base alkyl dimethyl ammonium chloride, 0.15 part of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole
0.18 part, 0.7 part of modified montmorillonoid, 4 parts of nano zine oxide, 4 parts of nano-titanium dioxide, 1.8 parts of zinc borate, P-hydroxybenzoic acid
0.09 part of ethyl ester, 0.08 part of propylparaben；
Wherein, the plant extracts is prepared according to following technique: by Lightyellow Sophora Root, camphortree leaf powder, dictyophora powder
End, hypericum japonicum powder, beggar-ticks powder are added to the water, and 50min is kept the temperature after boiling, filtrate A and filter residue A are obtained after filtering；It will filter
Slag A is added in ethanol water, and ultrasonic extraction 50min, is obtained by filtration liquor B at 45 DEG C, and filtrate A is mixed with liquor B, dense
The plant extracts is obtained after contracting, drying；Wherein, Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, Bidens bipinnata
The weight ratio at grass meal end is 10:1:8:3:9；In the preparation process of filtrate A, the volume of water be Lightyellow Sophora Root, camphortree leaf powder,
Dictyophora phalloidea powder, hypericum japonicum powder, 8 times of beggar-ticks total powder volume；In the ethanol water, the volume ratio of ethyl alcohol and water is
2:1；The volume ratio of filter residue A and ethanol water is 1:5；The power of ultrasonic extraction is 20kHz；
The modified montmorillonoid is prepared according to following technique: chitosan is added in methanol, swelling is stirred after ultrasound,
Then the ethanol solution of cinnamic acid is added, 3h is reacted at 60 DEG C, is filtered, washed after reaction, is dried to obtain intermediate material；
Intermediate material is dissolved in acetic acid, adjusting pH value is 6, is then added in the slurry of montmorillonite and water formation, exists after mixing evenly
18h is reacted at 45 DEG C, the ion exchange resin of copper ions is then added, and 5h is stirred at 80 DEG C and carries out ion-exchange reactions,
Separation resin after reaction obtains the modified montmorillonoid after dry；Wherein, ultrasonic power is 100W, and the time is
50min, the time of swelling are 5h, and the rate of stirring is 800r/min；
The nano zine oxide is silane coupler modified nano zine oxide, and average grain diameter is 50nm；
The nano-titanium dioxide is Ag-carried nanometer titanium dioxide, and average grain diameter is 30nm；
It further include the solvent of 500 parts by weight in its raw material；
The solvent is the mixture of water, ethyl alcohol.
Embodiment 5
A kind of bamboo wood special mildewproof agent proposed by the present invention, raw material include: 7 parts of plant extracts, didecyl by weight
0.15 part of base alkyl dimethyl ammonium chloride, 0.2 part of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzothiazole
0.16 part, 0.9 part of modified montmorillonoid, 3.2 parts of nano zine oxide, 6 parts of nano-titanium dioxide, 1.4 parts of zinc borate, para hydroxybenzene first
0.11 part of acetoacetic ester, 0.07 part of propylparaben；
Wherein, the plant extracts is prepared according to following technique: by Lightyellow Sophora Root, camphortree leaf powder, dictyophora powder
End, hypericum japonicum powder, beggar-ticks powder are added to the water, and 40min is kept the temperature after boiling, filtrate A and filter residue A are obtained after filtering；It will filter
Slag A is added in ethanol water, and ultrasonic extraction 45min, is obtained by filtration liquor B at 50 DEG C, and filtrate A is mixed with liquor B, dense
The plant extracts is obtained after contracting, drying；Wherein, Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, Bidens bipinnata
The weight ratio at grass meal end is 6:2:6:5:7；In the preparation process of filtrate A, the volume of water be Lightyellow Sophora Root, camphortree leaf powder,
Dictyophora phalloidea powder, hypericum japonicum powder, 6 times of beggar-ticks total powder volume；In the ethanol water, the volume ratio of ethyl alcohol and water is
3:1；The volume ratio of filter residue A and ethanol water is 1:4；The power of ultrasonic extraction is 25kHz；
The modified montmorillonoid is prepared according to following technique: chitosan is added in methanol, swelling is stirred after ultrasound,
Then the ethanol solution of cinnamic acid is added, 5h is reacted at 55 DEG C, is filtered, washed after reaction, is dried to obtain intermediate material；
Intermediate material is dissolved in acetic acid, adjusting pH value is 5, is then added in the slurry of montmorillonite and water formation, exists after mixing evenly
13h is reacted at 50 DEG C, the ion exchange resin of copper ions is then added, and 4h is stirred at 85 DEG C and carries out ion-exchange reactions,
Separation resin after reaction obtains the modified montmorillonoid after dry；Wherein, ultrasonic power is 1500W, and the time is
40min, the time of swelling are 7h, and the rate of stirring is 700r/min；
The nano zine oxide is silane coupler modified nano zine oxide, and average grain diameter is 40nm；
The nano-titanium dioxide is Ag-carried nanometer titanium dioxide, and average grain diameter is 40nm；
It further include the solvent of 220 parts by weight in its raw material；
The solvent is the mixture of water, ethyl alcohol, methanol, and the volume ratio of water, ethyl alcohol, methanol is 5:3:2.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. a kind of bamboo wood special mildewproof agent, which is characterized in that its raw material includes: 5-9 parts of plant extracts, didecyl by weight
0.1-0.2 parts of alkyl dimethyl ammonium chloride, 0.1-0.3 parts of dioctadecyl dimethyl ammonium chloride, 2- (Extraction kinetics sulfydryl) benzo
0.1-0.2 parts of thiazole, 0.5-1.3 parts of modified montmorillonoid, 2-5 parts of nano zine oxide, 3-8 parts of nano-titanium dioxide, zinc borate
0.5-2 parts, 0.05-0.15 parts of ethyl-para-hydroxybenzoate, 0.05-0.1 parts of propylparaben.
2. bamboo wood special mildewproof agent according to claim 1, which is characterized in that the plant extracts according to following technique into
Row preparation: Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, beggar-ticks powder are added to the water, protected after boiling
Warm 30-50min obtains filtrate A and filter residue A after filtering；Filter residue A is added in ethanol water, the ultrasonic extraction at 45-55 DEG C
Liquor B is obtained by filtration in 40-50min, and filtrate A is mixed with liquor B, obtains the plant extracts after concentration, drying.
3. bamboo wood special mildewproof agent according to claim 2, which is characterized in that Lightyellow Sophora Root, camphortree leaf powder, dictyophora powder
End, hypericum japonicum powder, beggar-ticks powder weight ratio be 3-10:1-3:2-8:3-11:2-9；In the preparation process of filtrate A,
The volume of water is Lightyellow Sophora Root, camphortree leaf powder, dictyophora phalloidea powder, hypericum japonicum powder, 5-8 times of beggar-ticks total powder volume；Institute
It states in ethanol water, the volume ratio of ethyl alcohol and water is 2-4:1；The volume ratio of filter residue A and ethanol water is 1:3-5；Ultrasound
The power of extraction is 20-28kHz.
4. bamboo wood special mildewproof agent described in any one of -3 according to claim 1, which is characterized in that the modified montmorillonoid according to
It is prepared by following technique: chitosan is added in methanol, swelling is stirred after ultrasound, the ethanol solution of cinnamic acid is then added,
3-6h is reacted at 50-60 DEG C, is filtered, washed after reaction, is dried to obtain intermediate material；Intermediate material is dissolved in acetic acid
In, adjusting pH value is 5-6, is then added in the slurry of montmorillonite and water formation, reacts 10- at 45-55 DEG C after mixing evenly
Then the ion exchange resin of copper ions is added in 18h, 3-5h is stirred at 80-90 DEG C and carries out ion-exchange reactions, reaction knot
Separation resin after beam obtains the modified montmorillonoid after dry.
5. bamboo wood special mildewproof agent according to claim 4, which is characterized in that in the preparation process of modified montmorillonoid, surpass
The power of sound is 100-200W, and time 30-50min, the time of swelling is 5-8h, and the rate of stirring is 600-800r/min.
6. bamboo wood special mildewproof agent described in any one of -5 according to claim 1, which is characterized in that the nano zine oxide is silicon
The coupling agent modified nano zine oxide of alkane, and average grain diameter is 30-50nm.
7. bamboo wood special mildewproof agent described in any one of -6 according to claim 1, which is characterized in that the nano-titanium dioxide is
Ag-carried nanometer titanium dioxide, and average grain diameter is 30-50nm.
8. bamboo wood special mildewproof agent described in any one of -7 according to claim 1, which is characterized in that further include 100- in its raw material
The solvent of 500 parts by weight.
9. bamboo wood special mildewproof agent according to claim 8, which is characterized in that the solvent is water, ethyl alcohol, one in methanol
Kind or a variety of mixtures.
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| CN112140266A (en) * | 2020-10-10 | 2020-12-29 | 浙江省林业科学研究院 | Mildew-proof treatment agent for bamboo wood and preparation and treatment methods thereof |
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Application publication date: 20181207 |
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