CN110395941A - Charcoal based thermoset applications composite material and preparation method - Google Patents
Charcoal based thermoset applications composite material and preparation method Download PDFInfo
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- CN110395941A CN110395941A CN201910708530.4A CN201910708530A CN110395941A CN 110395941 A CN110395941 A CN 110395941A CN 201910708530 A CN201910708530 A CN 201910708530A CN 110395941 A CN110395941 A CN 110395941A
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/12—Condensation polymers of aldehydes or ketones
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- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/12—Condensation polymers of aldehydes or ketones
- C04B26/127—Urea formaldehyde condensation polymers
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- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
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Abstract
The invention discloses a kind of charcoal based thermoset applications composite material and preparation method, the preparation method of the charcoal based thermoset applications composite material the following steps are included: (1) biology carbon feedstock pre-treatment: directly take smashed charcoal powder；(2) it is uniformly mixed with thermosetting resin (wherein one or mores such as epoxy resin, phenolic resin, amino resins, Lauxite, unsaturated polyester resin), curing agent etc.；(3) it fills；(4) curing molding.The preparation method process of charcoal based thermoset applications composite material of the present invention is simpler, environmental protection, and obtained charcoal based thermoset applications composite material machinery performance is high, realizes the high-valued comprehensive utilization of renewable biomass resources.
Description
Technical field
The present invention relates to field of compound material, more particularly to a kind of charcoal based thermoset applications composite material and its system
Preparation Method.
Background technique
Charcoal is also biomass carbon, biomass char, is passed through in the case where complete or partial anoxic by plant biomass
A kind of height aromatization infusibility solid body that high temperature pyrolysis charing generates, belongs to a seed type of black wood charcoal.Charcoal is one
Kind novel environmentally friendly material, source is wide, degradable, at low cost, large specific surface area, excellent adsorption etc., it is prepared at
Composite material be widely used in the daily lifes such as carbon fixation and emission reduction, water source purifying, heavy metal adsorption, soil improvement, the high-quality energy
In work.Therefore, it has a vast market foreground and good economic results in society.
A kind of important channel that composite material is the charcoal utilization of resources is prepared using charcoal, currently, biomass carbon is multiple
Condensation material is broadly divided into three classes.The first kind is charcoal-magnetic composite, the charcoal water slurry and Fe3 that will be prepared
The mixing of +/Fe2+ solution, charcoal is magnetized, charcoal magnetic composite is prepared, to pollutant using Fe3+/Fe2+
Removal ability significantly improves.However, on the one hand, it needs that a large amount of Fe3 is added in the preparation process of charcoal magnetic composite
The chemical reagent such as +/Fe2+, NaOH cause environment potentially hazardous；On the other hand, the recycling of subsequent chemistry reagent and big
The processing of amount waste water had not only endangered environment but also had increased cost.Second class is charcoal-nanocomposite, the nano combined material of charcoal
The preparation multi-pass of material crosses the method for dipping, i.e., directly mixes biomass raw material with the suspension of nano material, dry after mixing evenly
It is dry, then oxygen/anoxybiotic cracking is limited at high temperature.However nano material dissolubility is poor, and is easy to reunite in the environment, limits nanometer
The popularization and application of material.Third class, charcoal-inorganic composite materials.With the method for chemical modification by inorganic material and charcoal
It is compound, some groups that can be interacted with pollutant are added in biological carbon surface, to improve adsorption effect.However, one
Aspect, the method for chemical modification need to be added a large amount of harmful chemical agents, endanger environment；On the other hand, chemical modification method
Process is relative complex, is unfavorable for industrializing.
Charcoal based thermoset applications composite material is a kind of advanced composite material (ACM).Charcoal based thermoset applications composite wood
Material has the following characteristics that firstly, biological carbon materials are from a wealth of sources, cheap；Secondly, charcoal based thermoset applications composite wood
In material, the dosage of charcoal is larger, and charcoal is environmentally friendly material, and therefore, composite material has preferable biology can
Degradability；Again, plant fiber need to pass through high-temperature process in the preparation process of charcoal, can make cellulose and hemicellulose point
Solution, aromatization degree increase, and carbon element content increases, and hydrogen and oxygen element content reduce, and hydrophobicity is enhanced, can effectively be enhanced
The interface compatibility of itself and thermosetting resin, therefore, can processing machinery function admirable charcoal based thermoset applications composite wood
Material.
Currently, still lacking the preparation method and relevant molding formula of charcoal based thermoset applications composite material.
Summary of the invention
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of preparation side of charcoal based thermoset applications composite material
Method.
Specific technical solution is as follows:
A kind of preparation method of charcoal based thermoset applications composite material, comprising the following steps:
(1) biological carbon feedstock pre-treatment:
Biological carbon feedstock is directly taken, carries out being crushed to powder using high-speed multifunctional pulverizer, it is spare；
(2) it is mixed with epoxy resin and curing agent:
The charcoal powder of appropriate step (1) is taken, thermosetting resin is added and is uniformly mixed, then adds curing agent
It is uniformly mixed, it is spare；
(3) it fills:
The biological carbon mixture that thermosetting resin and curing agent are mixed in the step (2) is placed in molding die,
Filling is uniform；
(4) curing molding:
Sample obtained by the step (3) is placed into appropriate time at a certain temperature, curing molding, remove mold to get.
In wherein some embodiments, the step (1) is directly to take smashed charcoal powder.
In wherein some embodiments, the thermosetting resin in the step (2) is epoxy resin, phenolic resin, amino
The wherein one or mores such as resin, Lauxite, unsaturated polyester (UP)；The weight of the charcoal powder and thermosetting resin
Than are as follows: charcoal powder poidometer are as follows: 600 parts by weight；Thermosetting resin are as follows: 205-315 parts by weight.
In wherein some embodiments, curing agent in the step (2) is can be with one of thermosetting resin or one
Kind or more the curing agent that uses of matching, the weight ratio of thermosetting resin and curing agent in the step (2) are as follows: thermosetting resin
00 parts by weight are calculated as, curing agent is 2~25 parts by weight.
In wherein some embodiments, the solidification temperature temperature in the step (4) is room temperature~100 DEG C, curing time
For 20min or more.
The present invention also provides charcoal based thermoset applications composite materials obtained by a kind of above-mentioned preparation method.
The present inventor team in the prior art because:
Since plant biomass contains great amount of hydroxy group, there is preferable hydrophily, exist with hydrophobic thermosetting resin
The problem of interface compatibility difference is made by carrying out Pintsch process processing under complete or partial anoxia condition to plant biomass
Cellulose and hemicellulose decompose, and aromatization degree increases, and carbon element content increases, and hydrogen and oxygen element content reduce, hydrophobicity
Enhanced, effectively improves the interface compatibility of charcoal and thermosetting resin.By largely studying, one kind is determined
High, the environmentally friendly charcoal based thermoset applications composite material and preparation method of compression strength.
Preparation method of the present invention has many advantages, such as that process is simple, easy to operate.The abundant, price once, charcoal raw material sources
It preferably, is a kind of environmentally friendly material；Charcoal is that plant biomass carries out Pintsch process under complete or partial anoxia condition
Prepare biomass cracked oil or biomass cracking gases and remaining residue, material source are extensive, it is cheap；Two, preparation section
Simply, easy to operate；Smashed biological carbon feedstock is uniformly mixed by preferred proportion with thermosetting resin and curing agent, so
After fill to grinding tool, curing molding, remove grinding tool to get.Preparation section is simple and easy, not only can individual workship operation, but also can industry
Metaplasia produces.Since required raw material is charcoal, thermosetting resin, curing agent, raw material is easier to obtain, and charcoal and thermosetting
Property resin interfacial bonding property it is preferable, therefore prepare charcoal based thermoset composite material both there is preferable mechanical performance,
There is preferable biodegradability again.
Charcoal based thermoset applications composite material of the present invention had both solved the problems, such as plant resources waste, was wood fibre
Element and charcoal diversification utilization provide foundation, and have expanded the application field of composite material, have wide Research Prospects.
Specific embodiment
The present invention is further illustrated by the following examples.
Raw materials used in the embodiment of the present invention is commercially available common raw material.
Embodiment 1:
A kind of preparation method of charcoal based thermoset applications composite material, comprising the following steps:
(1) biological carbon feedstock pre-treatment:
Biological carbon feedstock is carried out pulverization process to powder using high-speed multifunctional pulverizer, weighs 600g biology powdered carbon
Material；
(2) with the mixing of epoxy resin and curing agent:
Viscous liquid epoxy resin (E51) 240g is weighed, is added into charcoal powder, is stirred until homogeneous, then claims
It takes 48g curing agent phenolic aldehyde amine (T-31), is added in the above-mentioned mixture stirred evenly, be again stirring for uniform, it is spare；
(3) it fills:
The mixture for mixing epoxy resin (E51) and curing agent (T-31) in step (2) is placed in molding die, is filled out
It fills uniformly；
(4) curing molding:
By sample obtained by step (3), it is placed in ambient temperature curing 50min, is formed, removes grinding tool to get composite material.
(5) performance detection:
Detection method is referring to standard GB/T/T50081-2002.
The resulting charcoal based thermoset applications composite material of embodiment 1, compression strength 6.75MPa under this condition.
Embodiment 2:
A kind of preparation method of charcoal based thermoset applications composite material, comprising the following steps:
(1) biological carbon feedstock pre-treatment:
Biological carbon feedstock is carried out pulverization process to powder using high-speed multifunctional pulverizer, weighs 600g biology powdered carbon
Material；
(2) it is mixed with unsaturated polyester resin (191 resin), curing agent and promotor:
191 resin 285g of viscous liquid is weighed, is added into charcoal powder, is stirred until homogeneous, then weighs 5.7g
Curing agent and 2.85g promotor are added in said mixture, are again stirring for uniform, spare；
(3) it fills:
The mixture that 191 resins, curing agent and promotor are mixed in step (2) is placed in molding die, filling is equal
It is even；
(4) curing molding:
By sample obtained by step (3), it is placed in ambient temperature curing 60min, is formed, grinding tool is removed, then adds in 80 DEG C of conditions
Heat cure 10h is to get composite material.
(5) performance detection:
Detection method is referring to standard GB/T/T50081-2002.
The resulting charcoal based thermoset applications composite material of embodiment 2, compression strength 34.5MPa under this condition.
From the foregoing, it will be observed that charcoal based thermoset applications composite material prepared in the present invention, preparation method is simple, resistance to compression
Intensity is high.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
The all possible combination of each technical characteristic in example is applied all to be described.However, as long as the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
2 kinds of embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but not
It can therefore be construed as limiting the scope of the patent.It should be pointed out that for those of ordinary skill in the art,
Without departing from the inventive concept of the premise, it can also make certain adjustments and improvements, these belong to protection model of the invention
It encloses.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (7)
1. a kind of charcoal based thermoset applications composite material and preparation method, which comprises the following steps:
(1) biological carbon feedstock pre-treatment:
Biological carbon feedstock is directly taken, carries out being crushed to powder using high-speed multifunctional pulverizer, it is spare；
(2) it is mixed with thermosetting resin and curing agent:
The charcoal powder for taking the appropriate step (1) is added suitable thermosetting resin and is uniformly mixed, adds appropriate solidification
Agent is uniformly mixed, spare；
(3) it fills:
The charcoal that thermosetting resin and curing agent are mixed in the step (2) is uniformly filled into molding die, it is spare；
(4) curing molding:
Sample obtained by the step (3) is placed into certain time in proper temperature, curing molding, remove mold to get.
2. charcoal based thermoset applications composite material and preparation method according to claim 1, which is characterized in that institute
Stating the biological carbon feedstock of step (1) is plant biomass high-temperature split product under complete or partial anoxia condition.
3. charcoal based thermoset applications composite material and preparation method according to claim 1, which is characterized in that institute
Stating step (2) charcoal powder is the powder obtained after biological carbon feedstock directly crushes.
4. charcoal based thermoset applications composite material and preparation method according to claim 1, which is characterized in that institute
Stating the thermosetting resin in step (2) is epoxy resin, phenolic resin, amino resins, Lauxite, unsaturated polyester resin etc.
Wherein one or more；The weight ratio of the charcoal powder and thermosetting resin are as follows: charcoal powder weight is calculated as 600
Parts by weight, thermosetting resin weight are calculated as 205~315 parts by weight.
5. charcoal based thermoset applications composite material and preparation method according to claim 1, which is characterized in that institute
State curing agent in step (2) be can with one of thermosetting resin or more than one match the curing agent used.The step
Suddenly the weight ratio of the thermosetting resin in (2) and curing agent are as follows: thermosetting resin is calculated as: 100 parts by weight；Curing agent are as follows: 2~25
Parts by weight.
6. charcoal based thermoset applications composite material and preparation method according to claim 1, which is characterized in that institute
Stating the solidification temperature temperature in step (4) is room temperature~100 DEG C, and curing time is 20min or more.
7. a kind of resulting charcoal based thermoset applications composite material of claim 1~6 preparation method.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111729653A (en) * | 2020-07-01 | 2020-10-02 | 北京理工大学珠海学院 | Polyamine vegetable fiber-based adsorption material and preparation method and application thereof |
| CN113353916A (en) * | 2020-03-05 | 2021-09-07 | 宁夏大学 | Salix purpurea carbonized nanoparticle, Salix purpurea carbonized nanoparticle reinforced composite material, and preparation method and application thereof |
| NO20210607A1 (en) * | 2021-05-14 | 2022-11-15 | Procarbon Bio Ab | Charcoal products made with cardanol binder and methods for making thereof |
| CN115974568A (en) * | 2023-01-18 | 2023-04-18 | 无锡市宜刚耐火材料有限公司 | Corrosion-resistant brick for incinerator and preparation method thereof |
| SE2351225A1 (en) * | 2021-05-14 | 2023-10-27 | Procarbon Bio Ab | Charcoal products made with phenolic resin binder and methods for making thereof |
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| CN109651732A (en) * | 2018-12-26 | 2019-04-19 | 山东霞光集团有限公司 | A kind of charcoal modified composite material of woods and plastics and preparation method thereof |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113353916A (en) * | 2020-03-05 | 2021-09-07 | 宁夏大学 | Salix purpurea carbonized nanoparticle, Salix purpurea carbonized nanoparticle reinforced composite material, and preparation method and application thereof |
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| SE2351225A1 (en) * | 2021-05-14 | 2023-10-27 | Procarbon Bio Ab | Charcoal products made with phenolic resin binder and methods for making thereof |
| CN115974568A (en) * | 2023-01-18 | 2023-04-18 | 无锡市宜刚耐火材料有限公司 | Corrosion-resistant brick for incinerator and preparation method thereof |
| CN115974568B (en) * | 2023-01-18 | 2023-12-19 | 无锡市宜刚耐火材料有限公司 | Corrosion-resistant brick for incinerator and preparation method thereof |
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