CN105108859B - A kind of timber preservative and preparation method thereof - Google Patents
A kind of timber preservative and preparation method thereof Download PDFInfo
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- CN105108859B CN105108859B CN201510624136.4A CN201510624136A CN105108859B CN 105108859 B CN105108859 B CN 105108859B CN 201510624136 A CN201510624136 A CN 201510624136A CN 105108859 B CN105108859 B CN 105108859B
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Abstract
The invention discloses a kind of timber preservative and preparation method thereof, the timber preservative is made up of the raw material below according to parts by weight：30 40 parts of methyl diphenylene diisocyanate, 5 15 parts of expoxy propane, 15 25 parts of polyacrylonitrile-based carbon fibre, 1 10 parts of bromacetone, 20 30 parts of organic solvent.During preparation, methyl diphenylene diisocyanate is dissolved in organic solvent, is heated to 50 60 DEG C, adds expoxy propane, stirs 0.5 2h；140 160 DEG C are then heated to, adds polyacrylonitrile-based carbon fibre, continues to stir 1 2h, is cooled to 50 60 DEG C, add bromacetone, stir 0.5 1h, be down to room temperature and produce timber preservative.The present invention has the characteristics of high and low poison of drug effect, usage amount is low, stability is good, and preparation technology is simple, cost is low, and wooden bamboo wood or Bamboo and wood product after processing can be made to have good anti-corrosion and the performance of insect prevention.
Description
Technical field
The present invention relates to wood preservation technical field, specifically a kind of timber preservative and preparation method thereof.
Background technology
Wood preservation processing can improve the performances such as the antibacterial insect prevention of timber, be to save timber resources, improve timber utilization rate,
Increase the important channel of Wood products function.Mantoquita is more commonly used timber preservative at present, because its cost is low and can be with
Harm of the microorganism to timber effectively is prevented, and is widely used, but mantoquita resistance leachability itself is poor, to human and livestock health and nature
Environment produces many adverse effects.In addition to mantoquita, now also have using natural products as the environment amenable wood preservation of Material synthesis
Agent, the timber preservative be mostly by raw material of dehydrogenated rosin either using quaternary ammonium salt preservative made of rosin as raw material,
But the preparation technology of such timber preservative is cumbersome, synthesis condition is harsh, cost is high, significantly limit such wood preservation
The application of agent.
The content of the invention
It is an object of the invention to provide a kind of drug effect height, the timber preservative that usage amount is low, stability is good and its system
Preparation Method, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of timber preservative, it is made up of the raw material below according to parts by weight：
Methyl diphenylene diisocyanate 30-40 parts
Expoxy propane 5-15 parts
Polyacrylonitrile-based carbon fibre 15-25 parts
Bromacetone 1-10 parts
Organic solvent 20-30 parts.
As the further scheme of the present invention：Organic solvent includes one kind in ethyl acetate, ether, toluene, benzene.
As the further scheme of the present invention：The timber preservative, it is made up of the raw material below according to parts by weight：
Methyl diphenylene diisocyanate 32-37 parts
Expoxy propane 8-12 parts
Polyacrylonitrile-based carbon fibre 18-22 parts
Bromacetone 4-7 parts
Organic solvent 22-27 parts.
As the further scheme of the present invention：The timber preservative, it is made up of the raw material below according to parts by weight：
35 parts of methyl diphenylene diisocyanate
10 parts of expoxy propane
20 parts of polyacrylonitrile-based carbon fibre
5 parts of bromacetone
25 parts of organic solvent.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in organic
In solvent, 50-60 DEG C is heated to, adds expoxy propane, stirs 0.5-2h；140-160 DEG C is then heated to, adds polyacrylonitrile
Base carbon fibre, continue to stir 1-2h, be cooled to 50-60 DEG C, add bromacetone, stir 0.5-1h, be down to room temperature and produce timber
Preservative.
Compared with prior art, the beneficial effects of the invention are as follows：
Corrosivity of the present invention is relatively low；With the characteristics of drug effect is high, usage amount is low, stability is good, place can be made
Wooden bamboo wood or Bamboo and wood product after reason have good anti-corrosion and the performance of insect prevention.Preservative that the present invention is prepared efficiently,
It is less toxic, harmless to environment and people.The preparation technology of the present invention is simple, and raw material is easy to get, and does not need harsh reaction condition, i.e.,
Timber preservative is can obtain, greatly reduces cost.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
In the embodiment of the present invention, a kind of timber preservative, it is made up of the raw material below according to parts by weight：
30 parts of methyl diphenylene diisocyanate
5 parts of expoxy propane
15 parts of polyacrylonitrile-based carbon fibre
1 part of bromacetone
20 parts of ethyl acetate.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in acetic acid
In ethyl ester, 50 DEG C are heated to, adds expoxy propane, stirs 0.5h；140 DEG C are then heated to, adds polyacrylonitrile-based carbon fibre,
Continue to stir 1h, be cooled to 50 DEG C, add bromacetone, stir 0.5h, be down to room temperature and produce timber preservative.
Embodiment 2
In the embodiment of the present invention, a kind of timber preservative, it is made up of the raw material below according to parts by weight：
40 parts of methyl diphenylene diisocyanate
15 parts of expoxy propane
25 parts of polyacrylonitrile-based carbon fibre
10 parts of bromacetone
30 parts of ether.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in ether
In, 60 DEG C are heated to, adds expoxy propane, stirs 2h；160 DEG C are then heated to, polyacrylonitrile-based carbon fibre is added, continues to stir
2h is mixed, is cooled to 60 DEG C, adds bromacetone, 1h is stirred, is down to room temperature and produces timber preservative.
Embodiment 3
In the embodiment of the present invention, a kind of timber preservative, it is made up of the raw material below according to parts by weight：
32 parts of methyl diphenylene diisocyanate
8 parts of expoxy propane
18 parts of polyacrylonitrile-based carbon fibre
4 parts of bromacetone
22 parts of toluene.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in toluene
In, 52 DEG C are heated to, adds expoxy propane, stirs 1h；145 DEG C are then heated to, polyacrylonitrile-based carbon fibre is added, continues to stir
1.2h is mixed, is cooled to 52 DEG C, adds bromacetone, 0.7h is stirred, is down to room temperature and produces timber preservative.
Embodiment 4
In the embodiment of the present invention, a kind of timber preservative, it is made up of the raw material below according to parts by weight：
37 parts of methyl diphenylene diisocyanate
12 parts of expoxy propane
22 parts of polyacrylonitrile-based carbon fibre
7 parts of bromacetone
27 parts of benzene.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in benzene,
58 DEG C are heated to, adds expoxy propane, stirs 1.5h；155 DEG C are then heated to, polyacrylonitrile-based carbon fibre is added, continues to stir
1.8h is mixed, is cooled to 58 DEG C, adds bromacetone, 0.9h is stirred, is down to room temperature and produces timber preservative.
Embodiment 5
In the embodiment of the present invention, a kind of timber preservative, it is made up of the raw material below according to parts by weight：
35 parts of methyl diphenylene diisocyanate
10 parts of expoxy propane
20 parts of polyacrylonitrile-based carbon fibre
5 parts of bromacetone
25 parts of organic solvent.
The preparation method of the timber preservative, is comprised the following steps that：Methyl diphenylene diisocyanate is dissolved in organic
In solvent, 55 DEG C are heated to, adds expoxy propane, stirs 1.2h；150 DEG C are then heated to, adds polyacrylonitrile-based carbon fibre,
Continue to stir 1.5h, be cooled to 55 DEG C, add bromacetone, stir 0.7h, be down to room temperature and produce timber preservative.
The performance test explanation of the present invention:
1st, the metal erosion performance of embodiment 5
With reference to AWPA E17-99, metal specimen is cleaned, wiped clean, drying, is suspended in after weighing and is tested equipped with 400mL
In the glass jar of sample, periodic cleaning is weighed, altogether test immersion 30 days.Test specimens are calculated according still further to AWPA E17-99 standard meters
Product are to corrosion of metal rate.It the results are shown in Table 1.Embodiment 5 is 0 to Q235A steel corrosions rate in table 1, and low concentration embodiment 5 is to purple
The rate of corrosion of copper is also below ACQ.
The embodiment 5 of table 1 is to Q235A steel and the rate of corrosion of red copper
2nd, Application Example 2, embodiment 5 handle the laboratory antiseptic property of timber
Test method：With whiterot fungi (Trametes versicolor (L.Ex Fr.) Pilat, abbreviation TV) and brown rot fungus
(Gloeophyllum trabeum (Pers.Ex Fr.) Murr., abbreviation GT) is foxiness strain, using professional standard LY/
T1283-1998《Timber preservative is to rot fungi toxicity test room test method》Method tested, experimental result is shown in Table 2,
Compare the sample (similarly hereinafter) for the processing of unused preservative.
The laboratory antiseptic property of the present invention processing timber of table 2
3rd, Application Example 2 handles the field endurance quality of timber with embodiment 5
The field long duration test of the processing examination material of embodiment 2 the results are shown in Table 3, the field long duration test result of the processing of embodiment 5
It is shown in Table 4.
The data of table 3 are shown, in Tianjin field test site, for untreated control test specimen after buried 2 years, test specimen is all rotten,
But eat into and lose without termite.After buried 2 years of Foochow field test place untreated control, test specimen is all rotten or eats into erosion by termite；
The intact value of sample of the resistance to rotten and termite-proof moth erosion of each processing test specimen is 10.
Table 4 is visible, it is outdoor with contact use condition under, the processing for embodiment 5, reasonable coated weight is located at 1.8-
3.5kg/m3Between.But in the extremely serious area of termite damage, the coated weight of embodiment 5>3.6kg/m3For its reasonable coated weight.
The intact value of field test sample of 3 embodiment of table 2
The intact value of field test sample of 4 embodiment of table 5
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (4)
1. a kind of timber preservative, it is characterised in that be made up of the raw material below according to parts by weight：
Methyl diphenylene diisocyanate 30-40 parts
Expoxy propane 5-15 parts
Polyacrylonitrile-based carbon fibre 15-25 parts
Bromacetone 1-10 parts
Organic solvent 20-30 parts；
Methyl diphenylene diisocyanate is dissolved in organic solvent, is heated to 50-60 DEG C, adds expoxy propane, stirs 0.5-
2h；140-160 DEG C is then heated to, adds polyacrylonitrile-based carbon fibre, continues to stir 1-2h, is cooled to 50-60 DEG C, adds
Bromacetone, 0.5-1h is stirred, room temperature is down to and produces timber preservative.
2. timber preservative according to claim 1, it is characterised in that organic solvent includes ethyl acetate, ether, first
One kind in benzene, benzene.
3. timber preservative according to claim 1, it is characterised in that be made up of the raw material below according to parts by weight：
Methyl diphenylene diisocyanate 32-37 parts
Expoxy propane 8-12 parts
Polyacrylonitrile-based carbon fibre 18-22 parts
Bromacetone 4-7 parts
Organic solvent 22-27 parts.
4. timber preservative according to claim 3, it is characterised in that be made up of the raw material below according to parts by weight：
35 parts of methyl diphenylene diisocyanate
10 parts of expoxy propane
20 parts of polyacrylonitrile-based carbon fibre
5 parts of bromacetone
25 parts of organic solvent.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510624136.4A CN105108859B (en) | 2015-09-25 | 2015-09-25 | A kind of timber preservative and preparation method thereof |
| CN201711061236.6A CN108068184A (en) | 2015-09-25 | 2015-09-25 | A kind of timber preservative and preparation method thereof |
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| CN201510624136.4A CN105108859B (en) | 2015-09-25 | 2015-09-25 | A kind of timber preservative and preparation method thereof |
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| CN105108859A CN105108859A (en) | 2015-12-02 |
| CN105108859B true CN105108859B (en) | 2018-03-30 |
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| CN201510624136.4A Active CN105108859B (en) | 2015-09-25 | 2015-09-25 | A kind of timber preservative and preparation method thereof |
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| CN109021309A (en) * | 2018-06-29 | 2018-12-18 | 宿迁市金板木业有限公司 | A kind of anticorrosive composite plate material and preparation method thereof |
| CN116277347B (en) * | 2023-03-07 | 2023-12-12 | 南通良禽佳木家居有限公司 | Anticorrosive wood, production process thereof and wood soaking device thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441097A (en) * | 2014-11-18 | 2015-03-25 | 福建农林大学 | Process for producing functional bamboo-based panels through freezing and thawing cycle method |
| CN104786319A (en) * | 2015-04-19 | 2015-07-22 | 青岛保利康新材料有限公司 | Wood preservative |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103131317A (en) * | 2011-11-23 | 2013-06-05 | 天津市新丽华色材有限责任公司 | Elastic waterproof anti-corrosive coating and preparation method thereof |
| CN104559725B (en) * | 2015-01-26 | 2015-08-12 | 青岛理工大学 | Poly-isocyanide amino acid Zhi oxazolidone/polyurethane/epoxy material and preparation method |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104441097A (en) * | 2014-11-18 | 2015-03-25 | 福建农林大学 | Process for producing functional bamboo-based panels through freezing and thawing cycle method |
| CN104786319A (en) * | 2015-04-19 | 2015-07-22 | 青岛保利康新材料有限公司 | Wood preservative |
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| CN105108859A (en) | 2015-12-02 |
| CN108068184A (en) | 2018-05-25 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20180214 Address after: 516269 Dongming village, Sha Tian Town, Huiyang District, Huizhou, Guangdong Applicant after: Huizhou Xinxin Furniture Co. Ltd. Address before: Oasis Shushan District Jing Gang Town Road 230000 Hefei City, Anhui province No. 81 Woye garden 11 room 1404 Applicant before: Chen Wei |
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