CN105599081B - Organic water-soluble mildew preventive for medium-density fiberboard and preparation method thereof - Google Patents

Organic water-soluble mildew preventive for medium-density fiberboard and preparation method thereof Download PDF

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Publication number
CN105599081B
CN105599081B CN201610016267.9A CN201610016267A CN105599081B CN 105599081 B CN105599081 B CN 105599081B CN 201610016267 A CN201610016267 A CN 201610016267A CN 105599081 B CN105599081 B CN 105599081B
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organic
organic solvent
water
mdf
propiconazole
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CN105599081A (en
Inventor
刘媛
卢翠香
项东云
陈健波
任世奇
邓紫宇
郭东强
周维
李昌荣
唐庆兰
张照远
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Guangxi Zhuang Autonomous Region Forestry Research Institute
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Guangxi Zhuang Autonomous Region Forestry Research Institute
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27KPROCESSES, 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
    • B27K3/00Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/34Organic impregnating agents
    • B27K3/50Mixtures of different organic impregnating agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27KPROCESSES, 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
    • B27K2240/00Purpose of the treatment
    • B27K2240/20Removing fungi, molds or insects

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)

Abstract

The invention discloses an organic water-soluble mildew preventive for medium-density fiberboard and a preparation method thereof, wherein the organic water-soluble mildew preventive comprises the following raw material components in percentage by weight: 0.01-0.1% of thiophanate methyl, 0.1-1.0% of propiconazole, 0.1-1.0% of tebuconazole, 5-25% of didecyl dimethyl ammonium chloride, 10-25% of organic solvent ethanolamine, 10-25% of organic solvent ethanol and the balance of water. The water-borne organic wood mildew preventive disclosed by the invention does not contain metal elements, is low in bactericide dosage and obvious in pesticide effect, has the characteristics of high efficiency, broad spectrum, stability and environmental protection, can treat medium-density fiberboard by adopting methods such as soaking, brushing and spraying, is good in mildew prevention effect, reasonably utilizes wood resources, and has better economic benefit, social benefit and ecological benefit.

Description

A kind of medium density fibre board (MDF) organic water soluble mould inhibitor and preparation method thereof
Technical field
The invention belongs to wood preservation field, it is related to a kind of medium density fibre board (MDF) organic water soluble mould inhibitor and its preparation side Method.
Background technology
Timber, as a kind of renewable resource, is one of important raw and processed materials during Chinese national economy is built.But timber Be natural biomass materials, there is microorganism miscellaneous in nature, cause ruining for timber and its product, growth, Discoloration, rotten occurs during storage, makes that its aberration is increased, physical and mechanical property is greatly reduced or even disintegrates its structure, So as to reduce the utilization rate of timber, range of application is limited, this microorganism is ruined, and 1/10 timber and its system is consumed every year Product, cause the substantial amounts of wasting of resources, with timber as Raw material processing into all kinds of wood-based panel products also easily encroached on by microorganism.Mesh Before, fiberboard uses increasingly extensive in furniture manufacturing industry and decorative craft, and market prospects are huge, data statistics, more than 90% Furniture manufacture and interior decoration use various fiberboards.But southern subtropical climate hot and humid environment causes fiberboard It is easy to the generations such as growth aspergillus, mould to go mouldy, it is difficult to meet at present to interior decoration and the requirement of furniture health, develops and produce Environment friendly mildew resistant fiberboard is imperative.
The upper timber Prevention of Mould Development of production depends primarily on Chemical treatment at present, using it is most be water-soluble anti-corrosion Agent, accounts for the 3/4 of preservative usage amount.Traditional wood preservation industry depends on long with broad-spectrum antiseptic, low cost, drug effect The advantages of first generation timber preservative, including coal creasote, oil carry pentachlorophenol and water ballast chromated copper arenate (CCA).Using each Although the timber preservative of quasi-tradition can effectively prevent infringement of the microorganism to timber, these preservatives are using process It is middle to there is different degrees of bleeding, environment, people and animals are had a certain impact.The maximum wood of current consumption in the world There is material protective agent CCA potential arsenic and heavy metal ion to pollute, and in many countries of Japan and Europe, total ban is used. Also CCA was forbidden to process timber into furniture and building construction market in 2004 in the U.S..It is this higher and higher to environmental requirement Trend will promote wood protection technology to change, therefore be the current country making great efforts to seek the efficient new food preservative of low toxicity The focus of outer research.
The content of the invention
Present invention aim at providing, a kind of high-efficiency broad spectrum, stabilization, environmentally friendly medium density fibre board (MDF) organic water soluble are mould proof Agent and preparation method thereof.
In order to realize foregoing invention purpose, technical scheme is as follows:
A kind of medium density fibre board (MDF) organic water soluble mould inhibitor, including following raw material components and percentage by weight:Methyl sulphur Bacterium spirit 0.01~0.1%, propiconazole 0.1~1.0%, Tebuconazole 0.1~1.0%, DDAC 5~25%, Organic solvent monoethanolamine 10~25%, organic solvent ethanol 10~25%, balance of water.
Preferably, a kind of medium density fibre board (MDF) organic water soluble mould inhibitor, including following raw material components and percentage by weight: Thiophanate-methyl 0.05%, propiconazole 0.5%, Tebuconazole 0.5%, DDAC 10%, organic solvent ethanol Amine 10%, organic solvent ethanol 10%, balance of water.
The preparation method of above-described medium density fibre board (MDF) organic water soluble mould inhibitor, it is characterised in that:Including following Step:
(1) will propiconazole add organic solvent monoethanolamine in dissolve, stir, sequentially add Tebuconazole and organic molten Agent ethanol, stirs so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
(2) thiophanate-methyl and DDAC are mixed, adds water, stirred so that methyl sulfur bacterium Spirit and DDAC fully dissolve, and are made solution B;
(3) solution A obtained above is mixed with solution B, is stirred, be made medium density fibre board (MDF) organic water soluble and prevent Mould dose
It is compared with the prior art, the present invention has the advantage that as follows with good effect:
1st, the present invention is the organic mildew preventing agent for wood of water ballast type, and without metallic element, bactericide consumption is low, and drug effect substantially, can Using the method treatment medium density fibre board (MDF) such as immersion, brushing, spray, anti-mold effect is good, overcomes using Wood protecting agent CCA tools There are the heavy metal ion such as potential arsenic, copper to pollute, the technical barrier that fiberboard easily goes mouldy.
2nd, organic solvent monoethanolamine and organic solvent ethanol are added in the present invention, the intercellular expansion of active component is improve Dissipate and penetrated into wood cell from wood surface with infiltration, promotion active component, increased the anti-mold effect of the product, it is also possible to Prevent the loss of active ingredient, the protection term of validity of the treated timber of extension, rationally using timber resources.
3rd, preparation method of the invention is simple, and the product for obtaining has the characteristics of high-efficiency broad spectrum, stabilization and environmental protection, is suitable to wide General promotion and application, with preferable economic benefit, social benefit and ecological benefits.
Specific embodiment
With reference to specific embodiment, the present invention will be further described.
Embodiment 1:
The raw material and weight number of a kind of medium density fibre board (MDF) organic water soluble mould inhibitor:Thiophanate-methyl 0.01g, propiconazole 0.1g, Tebuconazole 0.1g, DDAC 5g, organic solvent monoethanolamine 10g, organic solvent ethanol 10g, water 74.79g。
Preparation method:
Dissolved during 0.1g propiconazoles are added into 10g organic solvent monoethanolamines, stirred, sequentially add 0.1g Tebuconazoles With 10g organic solvent ethanol, stir so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
0.01g thiophanate-methyls and 5g DDACs are mixed, 74.79g water is added, stirred, made Obtain thiophanate-methyl and DDAC fully dissolves, be made solution B;
The solution A that will be obtained mixes with solution B, stirs, and is made medium density fibre board (MDF) organic water soluble mould inhibitor.
Embodiment 2:
The raw material and weight number of a kind of medium density fibre board (MDF) organic water soluble mould inhibitor:Thiophanate-methyl 0.05g, propiconazole 0.5g, Tebuconazole 0.5g, DDAC 10g, organic solvent monoethanolamine 10g, organic solvent ethanol 10g, water 68.95g。
Preparation method:
Dissolved during 0.5g propiconazoles are added into 10g organic solvent monoethanolamines, stirred, sequentially add 0.5g Tebuconazoles With 10g organic solvent ethanol, stir so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
0.05g thiophanate-methyls and 10g DDACs are mixed, 68.95g water is added, stirred, made Obtain thiophanate-methyl and DDAC fully dissolves, be made solution B;
The solution A that will be obtained mixes with solution B, stirs, and is made medium density fibre board (MDF) organic water soluble mould inhibitor.
Embodiment 3:
The raw material and weight number of a kind of medium density fibre board (MDF) organic water soluble mould inhibitor:Thiophanate-methyl 0.05g, propiconazole 0.5g, Tebuconazole 0.5g, DDAC 10g, organic solvent monoethanolamine 20g, organic solvent ethanol 20g, water 48.95g。
Preparation method:
Dissolved during 0.5g propiconazoles are added into 20g organic solvent monoethanolamines, stirred, sequentially add 0.5g Tebuconazoles With 20g organic solvent ethanol, stir so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
0.05g thiophanate-methyls and 10g DDACs are mixed, 48.95g water is added, stirred, made Obtain thiophanate-methyl and DDAC fully dissolves, be made solution B;
The solution A that will be obtained mixes with solution B, stirs, and is made medium density fibre board (MDF) organic water soluble mould inhibitor.
Embodiment 4:
The raw material and weight number of a kind of medium density fibre board (MDF) organic water soluble mould inhibitor:Thiophanate-methyl 0.05g, propiconazole 0.5g, Tebuconazole 0.5g, DDAC 20g, organic solvent monoethanolamine 20g, organic solvent ethanol 20g, water 38.95g。
Preparation method:
Dissolved during 0.5g propiconazoles are added into 20g organic solvent monoethanolamines, stirred, sequentially add 0.5g Tebuconazoles With 20g organic solvent ethanol, stir so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
0.05g thiophanate-methyls and 20g DDACs are mixed, 38.95g water is added, stirred, made Obtain thiophanate-methyl and DDAC fully dissolves, be made solution B;
The solution A that will be obtained mixes with solution B, stirs, and is made medium density fibre board (MDF) organic water soluble mould inhibitor.
Embodiment 5:
The raw material and weight number of a kind of medium density fibre board (MDF) organic water soluble mould inhibitor:Thiophanate-methyl 0.1g, propiconazole 1.0g, Tebuconazole 1.0g, DDAC 25g, organic solvent monoethanolamine 25g, organic solvent ethanol 25g, water 22.9g。
Preparation method:
Dissolved during 1.0g propiconazoles are added into 25g organic solvent monoethanolamines, stirred, sequentially add 1.0g Tebuconazoles With 25g organic solvent ethanol, stir so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
0.1g thiophanate-methyls and 25g DDACs are mixed, 22.9g water is added, stirred so that Thiophanate-methyl and DDAC fully dissolve, and are made solution B;
The solution A that will be obtained mixes with solution B, stirs, and is made medium density fibre board (MDF) organic water soluble mould inhibitor.
Reference examples:
Medium density fibre board (MDF) sample is processed as control with clear water.
5 embodiment mildew-retarding liquids are processed medium density fibre board (MDF), and clear water is processed as control, with reference to GB GB/ T18621-2000《Mould inhibitor prevents and treats the test method of timber mould and Stain fungi》Prescriptive procedure treatment is for examination medium density fibre board (MDF) Test block, determines its drugloading rate and anti-mold effect.Medium density fibre board (MDF) sample impregnates 3min with mildew-retarding liquid, and 2 are put in each culture dish Block sample, it is 25~28 DEG C to be put into temperature, after being cultivated 4 weeks in the constant incubator of relative humidity 85%, range estimation examination bacterium infection face Product and blue change degree.Killed value is divided 5 grades according to whether test block surface covers test block area by bacterium infection and mycelium, is divided 1 is shown in Table, killed value is lower, then preventing efficiency is bigger.The fungicidal properties assay of 5 embodiment treatment materials is shown in Table 2.
The test specimen of table 1 goes mouldy grade scale
Killed value Examination bacterium infection area and blue change degree
0 Specimen surface without mycelia, inside and out color it is normal
1 Specimen surface infection area < 1/4, internal color is normal
2 Specimen surface infects area 1/4~1/2, and internal color is normal
3 Specimen surface infects area 1/2~3/4, or interior blue stain area < 1/10
4 Specimen surface infection area > 3/4, or interior blue stain area > 1/10
The chemicals treatment fiberboard test specimen mould proof test result of table 2
Test result indicate that, the corrosion resistant grade of blank sample is 4 grades in reference examples 1;5 embodiment different content mixing are matched somebody with somebody The mildew-retarding liquid of system, in the controlling experiment of laboratory, to moulds such as Trichoderma harzianum, four spore Neurospora sps, Trichoderma atrovirides, with concentration Increase, anti-mildew effect evaluation value is substantially 0 grade or 1 grade, has reached preferable anti-mold effect.

Claims (2)

1. a kind of medium density fibre board (MDF) organic water soluble mould inhibitor, it is characterised in that:Including following raw material components and weight percent Than:Thiophanate-methyl 0.05%, propiconazole 0.5%, Tebuconazole 0.5%, DDAC 10%, organic solvent ethanol Amine 10%, organic solvent ethanol 10%, balance of water.
2. the preparation method of medium density fibre board (MDF) organic water soluble mould inhibitor according to claim 1, it is characterised in that:Bag Include following steps:
(1)Dissolved during propiconazole is added into organic solvent monoethanolamine, stirred, sequentially add Tebuconazole and organic solvent second Alcohol, stirs so that propiconazole and Tebuconazole fully dissolve, and are made solution A;
(2)Thiophanate-methyl and DDAC are mixed, water is added, stirred so that thiophanate-methyl and DDAC fully dissolves, and is made solution B;
(3)Solution A obtained above is mixed with solution B, is stirred, be made medium density fibre board (MDF) organic water soluble mould proof Agent.
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CN106003350A (en) * 2016-07-13 2016-10-12 大亚人造板集团有限公司 Preparation method and application of mildew preventive for artificial board
CN113021536B (en) * 2021-03-19 2023-10-13 常州市贝美家居科技有限公司 Multifunctional formaldehyde-free floor and preparation method thereof

Citations (3)

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CN102232387A (en) * 2010-04-30 2011-11-09 中国林业科学研究院木材工业研究所 Water-soluble antiseptic anti-discoloration insect repellent composite for timber and bamboo wood as well as preparation method and application thereof
CN103079403A (en) * 2010-06-21 2013-05-01 拱门木材保护有限公司 Wood preservative compositions useful for treating copper-tolerant fungi
CN104041512A (en) * 2014-05-30 2014-09-17 青岛辰青信息技术有限公司 Wood preservative

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JP2012091408A (en) * 2010-10-27 2012-05-17 Seiko Epson Corp Liquid ejection device

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Publication number Priority date Publication date Assignee Title
CN102232387A (en) * 2010-04-30 2011-11-09 中国林业科学研究院木材工业研究所 Water-soluble antiseptic anti-discoloration insect repellent composite for timber and bamboo wood as well as preparation method and application thereof
CN103079403A (en) * 2010-06-21 2013-05-01 拱门木材保护有限公司 Wood preservative compositions useful for treating copper-tolerant fungi
CN104041512A (en) * 2014-05-30 2014-09-17 青岛辰青信息技术有限公司 Wood preservative

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Application publication date: 20160525

Assignee: RONGXIAN RUNDA FURNITURE CO.,LTD.

Assignor: GUANGXI ZHUANG AUTONOMOUS REGION FORESTRY Research Institute

Contract record no.: X2022450000424

Denomination of invention: An organic water-soluble mildew inhibitor for medium density fiberboard and its preparation method

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Record date: 20221227