CN106317931A - Biomass flame-retardant thermal-insulating panel and preparing method thereof - Google Patents
Biomass flame-retardant thermal-insulating panel and preparing method thereof Download PDFInfo
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- CN106317931A CN106317931A CN201610713470.1A CN201610713470A CN106317931A CN 106317931 A CN106317931 A CN 106317931A CN 201610713470 A CN201610713470 A CN 201610713470A CN 106317931 A CN106317931 A CN 106317931A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L97/00—Compositions of lignin-containing materials
- C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dry Formation Of Fiberboard And The Like (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention aims to provide a biomass flame-retardant thermal-insulating panel and a preparing method thereof. By the biomass flame-retardant thermal-insulating panel, the environmental-friendly straw panel which integrates high strength and flame retardation and is low in energy consumption is produced. The biomass flame-retardant thermal-insulating panel consists of biomass raw materials and an adhesive in a mass ration of 1:0.3- 1. The biomass raw materials comprise crop straw, shells, core wood and carbides; the adhesive is prepared from silica sol or sodium silicate, aluminium chloride, filler, curing agent and stabilizer; the filler is a composite consisting of aluminium oxide, zinc oxide and magnesium oxide; the curing agent is one of aluminium hydroxide, magnesium hydrate or zinc hydroxide; and the stabilizer is carboxymethylcellulose sodium.The preparing method comprises the following steps of: the pretreatment of biomass raw materials; dosing; and hot press molding. The biomass flame-retardant thermal-insulating panel is abundant in raw materials, and the preparing is simple, energy-saving and environment-friendly. The product has the advantages of flame retardance, water prevention, insect prevention, high mechanical property and heat-insulating property, low cost and the like, and has the huge economic and social benefits.
Description
Technical field
The present invention relates to sheet material, particularly a kind of biomass anti-flaming thermal-insulation sheet material and preparation method thereof.
Background technology
China is large agricultural country, and stalk resource is the abundantest, and rice straw, wheat stalk and corn straw are 3 grande cultures
Thing straw.According to expert calculation, China's agricultural crop straw annual production is 7.26 hundred million tons, accounts for the 30% of whole world straw total amount, at present
The effective rate of utilization of agricultural crop straw only has 33%.Carry out the comprehensive processing and utilization of agricultural crop straw, straw burning can not only be reduced
Pollution on the environment, and be the Major Strategic problem of Practice Development recycling economy.
China is wood-base fibre and particle panel material production and consumption big country, and wood-based plate annual production has broken through 100,000,000 m3, need wood raw material every year
M more than 2000000003.Nearly ten years, China's wood-based plate yield every year with 20% speed increment, cause greatly to the domestic forest reserves
Pressure, timber supply breach is more and more big, needs imported timber and nearly 200,000,000 m of goods thereof every year3.Owing to wood raw material is under-supply,
Many Wood-based Panel Production enterprises face limited production, stop production or change the line of production.Biomass include agricultural crop straw, shell, fuel wood and they
Carbide is that alternative timber is as producing fibre board, the raw material of particieboard.In recent years, China utilizes aspect at biomass comprehensive
Put into substantial amounts of human and material resources and carry out research of technique.At present, the biomass resource of existing part is used to produce biological scutum
Material.Owing to the biomass board of existing production uses the Organic adhesive such as isocyanates, Lauxite, cause its price high,
And this type of sheet material has the technical problems such as inflammable, Yi Chao, heat-proof quality are poor, formative stage energy consumption big, release toxic gas, limit
Make the further development of biomass board industry.Therefore, exploitation have high intensity and fire resistance in one, cheap,
The environment protection biological lumber that heat-proof quality is good, energy consumption is low, extremely the most urgent.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, it is fire-retardant that the purpose of the present invention is just to provide a kind of biomass
Thermal insulation plate and preparation method thereof, can effectively solve that existing biomass board is inflammable, Yi Chao, heat-proof quality are poor, formative stage energy
The problem of the technology such as consumption is big, release toxic gas.
The technical scheme that the present invention solves is: the fire-retardant hot sheet of these biomass, is by matter by biomass material and adhesive
Measure and constitute than 1:0.3-1；
Described biomass material is agricultural crop straw, shell, fuel wood and carbide, is ground into the powdery of 60 mesh sieves；
Described adhesive is by weight meter: Ludox or waterglass 40-50 part, aluminum chloride 3-5 part that modulus is 2.85, fill out
Material 5-15 part, firming agent 3-5 part, stabilizer 1-2 part are made；
Described filler is the complex that aluminium oxide, zinc oxide and magnesium oxide form with mass ratio 1-3:1:1；
Described firming agent is the one in aluminium hydroxide, magnesium hydroxide or zinc hydroxide；
Described stabilizer is Carboxymethyl cellulose sodium.
The preparation method is that: 1) pretreatment of biomass material: with agricultural crop straw, shell, fuel wood or carbonization
Thing is biomass material, removes foreign material and decayed portion, and then room temperature is dried to quality moisture content is 4.5～5.5%, then pulverizes
To the powdery crossing 60 mesh sieves；
2) dispensing: first configure adhesive, method is: Ludox or waterglass that modulus is 2.85 are placed in container, under stirring
Be sequentially added into aluminum chloride, filler, firming agent and stabilizer, rotating speed be 1500r/min stir 30min, adhesive；
Again biomass powder is mixed with adhesive, obtain compound；
3) curing molding: method is: first clamp mould inwall is coated with one layer of cured releasing agent of Samsung, then injects a mixture into mould
In, evacuation, at room temperature, with 1.5 × 107-2.0×107The pressure of newton is compressing, stands 5-10min, removes mould,
Becoming biomass anti-flaming thermal-insulation slab, at 50 DEG C～250 DEG C, solidification is dried 2.5-3.5h, sizing, then carries out the slab of sizing
Cutting edge, fixed thickness polishing, be the biomass anti-flaming thermal-insulation sheet material of finished product.
Abundant raw materials of the present invention, preparation method is simple, energy-conserving and environment-protective, and its product has fire-retardant, waterproof, insect protected, machinery
The advantages such as performance is high, heat-proof quality is good, price is relatively low, economic and social benefit is huge.
Detailed description of the invention:
Below in conjunction with embodiment, the detailed description of the invention of the present invention is illustrated:
The present invention, in being embodied as, can be given by following example:
Embodiment 1: biomass anti-flaming thermal-insulation sheet material of the present invention, is to be made up of with adhesive 1:0.5 in mass ratio biomass material,
Described adhesive is by the waterglass 50 parts of parts by weight meter, 5 parts of aluminum chloride, filler 5 parts, 3 parts of magnesium hydroxide and methylol
Sodium cellulosate 1 part is made, described filler be mass ratio be the mixture of the aluminium oxide of 1:1:1, magnesium oxide and zinc oxide；Its system
Preparation Method is: comprise the following steps: the 1) pretreatment of biomass material: make a living with agricultural crop straw, shell, fuel wood or carbide
Raw material of substance, removes foreign material and decayed portion, and then room temperature is dried to quality moisture content is 4.5～5.5%, then is crushed to 60
The powdery of mesh sieve；
2) dispensing: first configure adhesive, method is: be placed in container by waterglass, is sequentially added into aluminum chloride under stirring, filler,
Magnesium hydroxide and Carboxymethyl cellulose sodium, speed be 1500r/min stir 30min, adhesive；
Again biomass powder is mixed with adhesive, obtain compound；
3) curing molding: method is: first clamp mould inwall is coated with one layer of cured releasing agent of Samsung, then injects a mixture into mould
In, evacuation, at room temperature, with 1.5 × 107-2.0×107The pressure of newton is compressing, stands 5-10min, deviates from mould,
Becoming biomass anti-flaming thermal-insulation slab, at 50 DEG C～250 DEG C, solidification is dried 2.5-3.5h, sizing, then carries out the slab of sizing
Cutting edge, fixed thickness polishing, be the biomass anti-flaming thermal-insulation sheet material of finished product.
Embodiment 2: biomass anti-flaming thermal-insulation sheet material of the present invention, is by biomass material and adhesive 1:0.6 in mass ratio
Constitute, described adhesive be by the waterglass 45 parts of parts by weight meter, 3 parts of aluminum chloride, filler 15 parts, 3 parts of magnesium hydroxide and
Carboxymethyl cellulose sodium 1 part is made, described filler be mass ratio be the mixture of the aluminium oxide of 2:1:1, magnesium oxide and zinc oxide；
Preparation method is with embodiment 1.
Embodiment 3: biomass anti-flaming thermal-insulation sheet material of the present invention, is by biomass material and adhesive 1:0.4 in mass ratio
Constitute, described adhesive be by the waterglass 50 parts of parts by weight meter, 5 parts of aluminum chloride, filler 10 parts, 5 parts of magnesium hydroxide and
Carboxymethyl cellulose sodium 1 part is made, described filler be mass ratio be the mixture of the aluminium oxide of 3:1:1, magnesium oxide and zinc oxide；
Preparation method is with embodiment 1.
Embodiment 4: biomass anti-flaming thermal-insulation sheet material of the present invention, is by biomass material and adhesive 1:0.7 in mass ratio
Constituting, described adhesive is by the waterglass 50 parts of parts by weight meter, 4 parts of aluminum chloride, filler 8 parts, 5 parts of magnesium hydroxide and hydroxyl
Sodium carboxymethylcellulose pyce 2 parts is made, described filler be mass ratio be the mixture of the aluminium oxide of 2:1:1, magnesium oxide and zinc oxide；System
Preparation Method is with embodiment 1.
Applicant is it is noted that in described step 3) during the compacting of biomass anti-flaming thermal-insulation sheet material, also can use micro-
Ripple seasoning, infrared drying or electrical drying method carry out solidification to described biomass anti-flaming thermal-insulation sizing slab and are dried.
From the above, it is seen that the present invention is a kind of biomass anti-flaming thermal-insulation sheet material, the biomass that its raw materials for production use
Including agricultural crop straw, shell, fuel wood and carbide thereof.The adhesive used be Ludox or waterglass, aluminum chloride, filler,
The novel inorganic flame-retardant adhesive of firming agent, stabilizer synthesis.By extruded with adhesive after biomass material pulverizing, product
In without free formaldehyde, to health non-hazardous.
Ludox or waterglass are main sizing material, and aluminum chloride can promote the solidifying of waterglass with waterglass generation chemical reaction
Glue and polymerization, aluminium ion enters in silicate sturcture, forms the network structure combined closely, and enhancing adhesive is cementing with straw
Intensity and the resistance to water of produced sheet material；Aluminium oxide, magnesium oxide and zinc oxide are filler, and aluminium oxide is typical both sexes oxidations
Thing, has higher mechanical strength, as the framework material of adhesive, it is possible to strengthen produced sheet material mechanical property and
Wearability.The molecular structure of magnesium oxide has stability and the flame resistance energy of excellence, can bear high temperature and have resistance warm nature energy,
Magnesium oxide can make its sheet material produced have the anti-flaming thermal-insulation effect of excellence as the additive of adhesive.Zinc oxide is water glass
A kind of typical additives of glass adhesive, it adds the firm time that can shorten sheet material and the water resistance improving sheet material.Three
Common effect significantly improves the performance of biomass anti-flaming thermal-insulation sheet material.
Through applying on the spot and testing, the curing molding maximum temperature of sheet material is up to 250 DEG C, under high-temperature, in adhesive
Sieve and silica-sesquioxide generation chemical reaction form stable silicon aluminate crystal framing structure, significantly improve the anti-flammability of sheet material
Energy, mechanical strength and water resistance, sheet material fire resistance reaches as high as A1 level, and density is 868-1279kg/m3, hydrophobic rate is
97.0-99.0%, heat conductivity is 0.15-0.27W/ (m2K), comprcssive strength is 7-20.96MPa, rupture strength 4.53-
8.46MPa, combustibility is A1-B1.Have fire-retardant, waterproof, insect protected, mechanical performance is high, heat-proof quality is good, price is low, energy-conservation
Environmental protection, has huge economic and social benefit.
Claims (6)
1. a biomass anti-flaming thermal-insulation sheet material, is characterized in that: by biomass material and the adhesive structure of 1:0.3-1 in mass ratio
Become；
Described biomass material is agricultural crop straw, shell, fuel wood and carbide, is ground into the powdery of 60 mesh sieves；
Described adhesive is by weight meter: Ludox or waterglass 40-50 part, aluminum chloride 3-5 part that modulus is 2.85, fill out
Material 5-15 part, firming agent 3-5 part, stabilizer 1-2 part are made；
Described filler is the complex that aluminium oxide, zinc oxide and magnesium oxide form with mass ratio 1-3:1:1；
Described firming agent is the one in aluminium hydroxide, magnesium hydroxide or zinc hydroxide；
Described stabilizer is Carboxymethyl cellulose sodium.
Biomass anti-flaming thermal-insulation sheet material the most according to claim 1, is characterized in that: by biomass material with adhesive by matter
Measuring and constitute than 1:0.5, described adhesive is by the waterglass 50 parts of parts by weight meter, 5 parts of aluminum chloride, filler 5 parts, hydroxide
3 parts of magnesium and Carboxymethyl cellulose sodium 1 part are made, described filler be mass ratio be the aluminium oxide of 1:1:1, magnesium oxide and zinc oxide
Mixture.
Biomass anti-flaming thermal-insulation sheet material the most according to claim 1, is characterized in that: by biomass material with adhesive by matter
Measuring and constitute than 1:0.6, described adhesive is by the waterglass 45 parts of parts by weight meter, 3 parts of aluminum chloride, filler 15 parts, hydrogen-oxygen
Change 3 parts of magnesium and Carboxymethyl cellulose sodium 1 part to make, described filler be mass ratio be the aluminium oxide of 2:1:1, magnesium oxide and zinc oxide
Mixture.
Biomass anti-flaming thermal-insulation sheet material the most according to claim 1, is characterized in that: by biomass material with adhesive by matter
Measuring and constitute than 1:0.4, described adhesive is by the waterglass 50 parts of parts by weight meter, 5 parts of aluminum chloride, filler 10 parts, hydrogen-oxygen
Change 5 parts of magnesium and Carboxymethyl cellulose sodium 1 part to make, described filler be mass ratio be the aluminium oxide of 3:1:1, magnesium oxide and zinc oxide
Mixture.
Biomass anti-flaming thermal-insulation sheet material the most according to claim 1, is characterized in that: by biomass material with adhesive by matter
Measuring and constitute than 1:0.7, described adhesive is by the waterglass 50 parts of parts by weight meter, 4 parts of aluminum chloride, filler 8 parts, hydroxide
5 parts of magnesium and Carboxymethyl cellulose sodium 2 parts are made, described filler be mass ratio be the aluminium oxide of 2:1:1, magnesium oxide and zinc oxide
Mixture.
6. according to the biomass anti-flaming thermal-insulation preparation of plates method described in any one of claim 1 or 2-5, it is characterized in that: bag
Include following steps:
1) pretreatment of biomass material: with agricultural crop straw, shell, fuel wood or carbide as biomass material, removes foreign material
And decayed portion, then room temperature is dried to quality moisture content is 4.5～5.5%, then is crushed to the powdery of 60 mesh sieves；
2) dispensing: first configure adhesive, method is: Ludox or waterglass that modulus is 2.85 are placed in container, under stirring
Be sequentially added into aluminum chloride, filler, firming agent and stabilizer, rotating speed be 1500r/min stir 30min, adhesive；
Again biomass powder is mixed with adhesive, obtain compound；
3) curing molding: method is: first clamp mould inwall is coated with one layer of cured releasing agent of Samsung, then injects a mixture into mould
In, evacuation, at room temperature, with 1.5 × 107-2.0×107The pressure of newton is compressing, stands 5-10min, removes mould,
Becoming biomass anti-flaming thermal-insulation slab, at 50 DEG C～250 DEG C, solidification is dried 2.5-3.5h, sizing, then carries out the slab of sizing
Cutting edge, fixed thickness polishing, be the biomass anti-flaming thermal-insulation sheet material of finished product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610713470.1A CN106317931B (en) | 2016-08-24 | 2016-08-24 | Biomass flame-retardant heat-insulation plate and preparation method thereof |
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| CN201610713470.1A CN106317931B (en) | 2016-08-24 | 2016-08-24 | Biomass flame-retardant heat-insulation plate and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107189479A (en) * | 2017-07-18 | 2017-09-22 | 合肥峰腾节能科技有限公司 | A kind of high-strength environmentally friendly complex function sheet material of insect prevention and preparation method thereof |
| CN109749632A (en) * | 2019-01-31 | 2019-05-14 | 东北大学秦皇岛分校 | Prepare the inorganic adhesive of straw board, ecological straw board and preparation method thereof |
| CN110027063A (en) * | 2019-05-30 | 2019-07-19 | 河南农业大学 | A kind of preparation method of biomass board |
| CN110256035A (en) * | 2019-06-24 | 2019-09-20 | 广州晖能环保材料有限公司 | The preparation method and high-strength nano thermal insulation board of high-strength nano thermal insulation board |
| CN111531675A (en) * | 2020-04-04 | 2020-08-14 | 江苏禾吉新材料科技有限公司 | Heat-insulation straw board for outer wall and preparation method and application thereof |
| CN112609499A (en) * | 2020-12-15 | 2021-04-06 | 黑龙江边外香农业有限责任公司 | Fan with health care function and preparation method thereof |
| CN115073122A (en) * | 2022-06-16 | 2022-09-20 | 千年舟新材科技集团股份有限公司 | Straw aerogel flame-retardant insulation board and preparation method thereof |
| CN116143490A (en) * | 2022-12-27 | 2023-05-23 | 江苏佳饰家新材料集团股份有限公司 | Inorganic biomass material non-combustible plate and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107189479A (en) * | 2017-07-18 | 2017-09-22 | 合肥峰腾节能科技有限公司 | A kind of high-strength environmentally friendly complex function sheet material of insect prevention and preparation method thereof |
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| CN110027063A (en) * | 2019-05-30 | 2019-07-19 | 河南农业大学 | A kind of preparation method of biomass board |
| CN110256035A (en) * | 2019-06-24 | 2019-09-20 | 广州晖能环保材料有限公司 | The preparation method and high-strength nano thermal insulation board of high-strength nano thermal insulation board |
| CN111531675A (en) * | 2020-04-04 | 2020-08-14 | 江苏禾吉新材料科技有限公司 | Heat-insulation straw board for outer wall and preparation method and application thereof |
| CN112609499A (en) * | 2020-12-15 | 2021-04-06 | 黑龙江边外香农业有限责任公司 | Fan with health care function and preparation method thereof |
| CN115073122A (en) * | 2022-06-16 | 2022-09-20 | 千年舟新材科技集团股份有限公司 | Straw aerogel flame-retardant insulation board and preparation method thereof |
| CN116143490A (en) * | 2022-12-27 | 2023-05-23 | 江苏佳饰家新材料集团股份有限公司 | Inorganic biomass material non-combustible plate and preparation method thereof |
| CN116143490B (en) * | 2022-12-27 | 2024-01-26 | 江苏佳饰家新材料集团股份有限公司 | Inorganic biomass material non-combustible plate and preparation method thereof |
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Inventor after: Liu Zhen Inventor after: Ma Lei Inventor after: Xiao Jinbin Inventor after: Nie Ning Inventor after: Zhang Bo Inventor after: Zhao Huiting Inventor before: Liu Zhen Inventor before: Ma Lei Inventor before: Xiao Jinbin Inventor before: Nie Ning Inventor before: Zhang Bo |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |