CN102581918A - Ecological plate made of straws and forestal residues and method for preparing ecological plate - Google Patents
Ecological plate made of straws and forestal residues and method for preparing ecological plate Download PDFInfo
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- CN102581918A CN102581918A CN2012100669539A CN201210066953A CN102581918A CN 102581918 A CN102581918 A CN 102581918A CN 2012100669539 A CN2012100669539 A CN 2012100669539A CN 201210066953 A CN201210066953 A CN 201210066953A CN 102581918 A CN102581918 A CN 102581918A
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Abstract
The invention discloses an ecological plate made of straws and forestal residues and a method for preparing the ecological plate, which relate to the technical field of building decoration materials. The ecological plate consists of components, by weight, including from 45 to 48 parts of fine straw fibers, from 45 to 48 parts of fine forestal residue fibers, from 2 to 4 parts of adhesive, from 1 to 3 parts of flame retardant and from 1 to 3 parts of water repellent, and the ecological plate is processed by the aid of working procedures including chopping and crushing, preparing the fibers, beaching, adding the additives (the flame retardant, the water repellent and the adhesive), mixing and stirring, drying, briquetting and forming, adhering a decorative plate, forming a commercial plate and the like. The ecological plate has various advantages of low production cost, ecological property, environmental protection, high density and strength, wide material source, waterproofing, fireproofing and the like, is a medium and high-density composite fiber plate, can be widely applied to non-load bearing wall materials in frame structure and steel structure engineering, wall partitions for indoor decoration, wall partitions of factories, shopping malls and enclosing walls of plant areas, walls of trailer coaches and farm houses and the like, and is an environment-friendly product which is widely popularized according to wall modification policy of the country.
Description
Technical field
The present invention relates to technical field of construction and decoration materials, particularly a kind of ecological sheet material that utilizes stalk and the production of forestry residue and preparation method thereof.
Background technology
There is data to show,, estimates that domestic timber insufficiency of supply-demand in 2015 will reach more than 1.5 to 2 billion cubic meters according to the present development speed of China; The year two thousand twenty will reach 3 to 3.5 billion cubic meters.According to statistics, the direct utilization rate of China's Wood Processing has a large amount of residues not obtain good use about 60%.The annual municipal refuse that produces of China is about 6,000,000,000 tons, and wherein all kinds of timber rubbish (like saw wood ash, bamboo wood flaw-piece etc.) reach 6,000 ten thousand tons.If can recycle timber quantity of refuse 10%, can practice thrift timber 850 ten thousand steres every year.Simultaneously; China is large agricultural country, and can produce a large amount of agricultural crop straws every year, if will be wherein 10% be used; Can produce 7000 ten thousand stere composite artificial boards; Can reduce felling 7350 ten thousand stere timber, be equivalent to reproduce in 7 years a Daxing'an Mountainrange, therefore have the people very rightly waste and old wood and agricultural wastes to be likened to " second forest reserves ".In addition, because of the demand of timber is denuded, and can cause a series of environment and social concern because of crop straw burning.In the last few years; Some fibrous plates that utilize agricultural crop straw and forestry residue to produce have appearred on the market; Like Chinese patent (number of patent application is 200710144690.8) " a kind of manufacturing approach of string composite wall board ", solved the existing building materials for wall and had the shortcoming that consumes a large amount of raw material, cost of manufacture height and feed distribution inequality; This inventive method step is following: agricultural crop straw is cleaned and segment, pulverize with the fiber desintegrator, screen out drying behind dust and the bulk material; Ready raw material is sent in the glue mixer, applied the adhesive of 10-16% and stir, take out and add fire retardant and mats formation, and, be cut into standard size after the cooling through precompressed, hot-forming; Carry out the compound of the different numbers of plies and different-thickness with XPS, the melamine PLASTIC LAMINATED is pasted on the surface, forms the string composite wall board.The product that this inventive method obtains has that density is low, in light weight, good heat preservation performance, technology is simple, the raw material resources amount is big, the characteristics of low cost of manufacture, sharp useless environmental protection; Can be used for making the building in places such as building partition, frame-type timber buildings, movable type prefabricated house room, tourist attraction.
Summary of the invention
The object of the present invention is to provide that a kind of production cost is lower, ecological, environmental protective, density is high, intensity is big, raw material sources are extensive, waterproof, fireproof ecology sheet material, and its preparation method is provided.
For solving the problems of the technologies described above, the technical scheme that the present invention taked is a kind of ecological sheet material that utilizes stalk and the production of forestry residue of invention, is that the preparation of raw material by following weight portion forms:
Stalk fine fibre 45-48 forestry residue fine fibre 45-48
Adhesive 2-4 fire retardant 1-3
Waterproofing agent 1-3;
Described stalk fine fibre is by a kind of or two kinds or the multiple 20-40 order fine fibre that is processed into through wood fibre complete production line in straw, corn ear, tobacco rod, kaoliang stalk and other agricultural crop straw;
Described forestry residue fine fibre is by a kind of or two kinds of 20-40 order fine fibres that are processed into through wood fibre complete production line in bamboo wood flaw-piece, the useless bamboo timber;
Described adhesive is a kind of in polyurethane ecological binder, isocyanates (MDI) adhesive;
Described fire retardant is a kind of in asphalt flame-retardant agent, hydrated alumina, hydrated magnesium, the antimony oxide;
Described waterproofing agent is a kind of in the agent of GJ327 waterproofing wood, DWQ-2020 series organic silicon water-proofing corrosion inhibitor (sodium methyl silicate or potassium), the silica waterproofing agent.
The technical scheme one of its optimization is that the preparation of raw material by following weight portion forms:
Stalk fine fibre 45 forestry residue fine fibres 45
Adhesive 2 fire retardants 1
Waterproofing agent 1.
The technical scheme two of its optimization is that the preparation of raw material by following weight portion forms:
Stalk fine fibre 48 forestry residue fine fibres 48
Adhesive 4 fire retardants 3
Waterproofing agent 3.
The technical scheme three of its optimization is that the preparation of raw material by following weight portion forms:
Stalk fine fibre 47 forestry residue fine fibres 47
Adhesive 3 fire retardants 1.5
Waterproofing agent 1.5.
Meanwhile, a kind of above-mentioned method of utilizing the ecological sheet material of stalk and the production of forestry residue for preparing is provided also, its technological process is following:
At first, agricultural crop straw and forestry residue are processed into the fine fibre of 20-40 respectively through wood fibre complete production line, become the stalk fine fibre just material and forestry residue fine fibre just expect, subsequent use;
Secondly, with subsequent use stalk fine fibre just material and the first material of forestry residue fine fibre to insert concentration respectively be in 10% the bleaching powder aqueous solution, soaked 12-24 hour, filter is dried, stalk fine fibre after must bleaching and forestry residue fine fibre, difference is subsequent use;
The 3rd, get fire retardant, waterproofing agent, adhesive, stalk fine fibre and forestry residue fine fibre by weight, stir after the mixing, get compound, subsequent use;
The 4th, with subsequent use compound dry (moisture≤2%), put into mould, at pressure 500-2000T/m2, temperature 50-80 ℃ keeps being pressed in 20 minutes plate down, substrate.
Also can bonding decorative panel on substrate, become commodity sheet material.
Its concise and to the point flow process is: hand hay cutter is cut pulverizing → fiber production → bleaching → doping (fire retardant, waterproofing agent, adhesive) → mixing stirring → drying → compound stalk forming → bonding decorative panel → commodity sheet material.
A kind of ecological sheet material of stalk and the production of forestry residue that utilizes of the present invention is compared with the existing artificial composite board, has following technical advantage:
The one, production cost significantly reduces.Ecological sheet material of the present invention, because the cost of raw material is low, production cost is lower more than 20% than common artificial composite board.
The 2nd, environmental protection.Ecological sheet material of the present invention is that stalk, forestry residue the like waste are turned waste into wealth, and material-saving has been realized comprehensive utilization of resources for wood.Simultaneously, because ecological sheet material of the present invention, do not adopt conventional Lauxite viscose binder, burst size of methanal is 3mg/100g only, well below GB (≤9mg/100g) with common artificial composite board burst size of methanal (6-8.5mg/100g), Product Green environmental protection.
The 3rd, density is high, intensity is big.Ecological sheet material of the present invention, its MOR reach 49MPa (GB 15MPa), and the plate face is held screw power and reached 1950N (GB 1100N), 24 hours expansion rate of water absorption 9% (GB≤15%), and each item performance indications all are higher than present wood-based plate.
The 4th, raw material sources are extensive.Ecological sheet material of the present invention, its primary raw material are stalk, forestry residue, wide material sources throughout the country, and the demonstration promotion potential is big.
The 5th, waterproof fireproofing.Ecological sheet material of the present invention is added with fire retardant and waterproofing agent, thereby, have stronger fire line and water proofing property.
The specific embodiment
Below in conjunction with embodiment, the present invention is further described.Following explanation is to adopt the mode of giving an example, but protection scope of the present invention should not be limited to this.
Embodiment one:
At first, agricultural crop straw and forestry residue are processed into 20-40 purpose fine fibre through wood fibre complete production line respectively, become first material of stalk fine fibre and forestry residue fine fibre and just expect, subsequent use;
Secondly, with subsequent use stalk fine fibre just material and the first material of forestry residue fine fibre to insert concentration respectively be in 10% the bleaching powder aqueous solution, soaked 12-24 hour, filter is dried, stalk fine fibre after must bleaching and forestry residue fine fibre, difference is subsequent use;
The 3rd, get 45 parts of 1 part of fire retardant, 1 part of waterproofing agent, 2 parts of adhesive, 45 parts of stalk fine fibres and forestry residue fine fibres by weight, stir after the mixing, compound, subsequent use;
The 4th, with subsequent use compound dry (moisture≤2%), put into mould at pressure 500-2000T/m
2, temperature 50-80 ℃ keeps down being pressed into plate in 20 minutes, obtains substrate;
The 5th, on substrate bonding decorative panel commodity sheet material.
Ecological sheet material of the present invention meets GB fire protection flame retarding floor (GB/T24509-2009), medium density fibre board (MDF) (revision) GB/T11718-2009 standard.
Embodiment two:
At first, agricultural crop straw and forestry residue are processed into 20-40 purpose fine fibre through wood fibre complete production line respectively, become first material of stalk fine fibre and forestry residue fine fibre and just expect, subsequent use;
Secondly, with subsequent use stalk fine fibre just material and the first material of forestry residue fine fibre to insert concentration respectively be in 10% the bleaching powder aqueous solution, soaked 12-24 hour, filter is dried, stalk fine fibre after must bleaching and forestry residue fine fibre, difference is subsequent use;
The 3rd, get 48 parts of 3 parts of fire retardants, 3 parts of waterproofing agents, 4 parts of adhesive, 48 parts of stalk fine fibres and forestry residue fine fibres by weight, stir after the mixing, compound, subsequent use;
The 4th, with subsequent use compound dry (moisture≤2%), put into mould at pressure 500-2000T/m
2, temperature 50-80 ℃ keeps down being pressed into plate in 20 minutes, obtains substrate;
The 5th, on substrate bonding decorative panel commodity sheet material.
Embodiment three:
At first, agricultural crop straw and forestry residue are processed into 20-40 purpose fine fibre through wood fibre complete production line respectively, become first material of stalk fine fibre and forestry residue fine fibre and just expect, subsequent use;
Secondly, with subsequent use stalk fine fibre just material and the first material of forestry residue fine fibre to insert concentration respectively be in 10% the bleaching powder aqueous solution, soaked 12-24 hour, filter is dried, stalk fine fibre after must bleaching and forestry residue fine fibre, difference is subsequent use;
The 3rd, get 47 parts of 1.5 parts of fire retardants, 1.5 parts of waterproofing agents, 3 parts of adhesive, 47 parts of stalk fine fibres and forestry residue fine fibres by weight, stir after the mixing, compound, subsequent use;
The 4th, with subsequent use compound dry (moisture≤2%), put into mould at pressure 500-2000T/m2, temperature 50-80 ℃ keeps being pressed into plate in 20 minutes down, obtains substrate;
The 5th, on substrate bonding decorative panel commodity sheet material.
Ecological sheet material of the present invention is a kind of senior middle school density composite fiber plate; Have that production cost is lower, ecological, environmental protective, high, the plurality of advantages such as intensity is big, raw material sources are extensive, waterproof, fire prevention of density; Can be widely used in non-lbearing wall material in frame structure, the structural steelwork, the body of wall of interior decoration cuts off, and the body of wall of factory building, market, plant area's enclosure wall cuts off; And prefabricated house, agricultural room body of wall etc., be that national wall changes the environment-friendly products that policy is widelyd popularize.
Claims (5)
1. ecological sheet material that utilizes stalk and forestry residue to produce is characterized in that it being that preparation of raw material by following weight portion forms:
Stalk fine fibre 45-48 forestry residue fine fibre 45-48
Adhesive 2-4 fire retardant 1-3
Waterproofing agent 1-3;
Described stalk fine fibre is by a kind of or two kinds or the multiple 20-40 order fine fibre that is processed into through wood fibre complete production line in straw, corn ear, tobacco rod, kaoliang stalk and other agricultural crop straw;
Described forestry residue fine fibre is by a kind of or two kinds of 20-40 order fine fibres that are processed into through wood fibre complete production line in bamboo wood flaw-piece, the useless bamboo timber;
Described adhesive is a kind of in polyurethane ecological binder, isocyanates (MDI) adhesive;
Described fire retardant is a kind of in asphalt flame-retardant agent, hydrated alumina, hydrated magnesium, the antimony oxide;
Described waterproofing agent is a kind of in the agent of GJ327 waterproofing wood, DWQ-2020 series organic silicon water-proofing corrosion inhibitor, the silica waterproofing agent.
2. the ecological sheet material that utilizes stalk and forestry residue to produce according to claim 1 is characterized in that it being that preparation of raw material by following weight portion forms:
Stalk fine fibre 45 forestry residue fine fibres 45
Adhesive 2 fire retardants 1
Waterproofing agent 1.
3. the ecological sheet material that utilizes stalk and forestry residue to produce according to claim 1 is characterized in that it being that preparation of raw material by following weight portion forms:
Stalk fine fibre 48 forestry residue fine fibres 48
Adhesive 4 fire retardants 3
Waterproofing agent 3.
4. the ecological sheet material that utilizes stalk and forestry residue to produce according to claim 1 is characterized in that it being that preparation of raw material by following weight portion forms:
Stalk fine fibre 47 forestry residue fine fibres 47
Adhesive 3 fire retardants 1.5
Waterproofing agent 1.5.
5. one kind like the said ecological preparation of plates method of utilizing stalk and forestry residue to produce of claim 1-4, it is characterized in that technological process is following:
At first, agricultural crop straw and forestry residue are processed into the fine fibre of 20-40 respectively through wood fibre complete production line, become the stalk fine fibre just material and forestry residue fine fibre just expect, subsequent use;
Secondly, with subsequent use stalk fine fibre just material and the first material of forestry residue fine fibre to insert concentration respectively be in 10% the bleaching powder aqueous solution, soaked 12-24 hour, filter is dried, stalk fine fibre after must bleaching and forestry residue fine fibre, difference is subsequent use;
The 3rd, get fire retardant, waterproofing agent, adhesive, stalk fine fibre and forestry residue fine fibre by weight, stir after the mixing, get compound, subsequent use;
The 4th, subsequent use compound is dry, put into mould, at pressure 500-2000T/m
2, temperature 50-80 ℃ keeps down being pressed in 20 minutes plate, substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100669539A CN102581918A (en) | 2012-03-14 | 2012-03-14 | Ecological plate made of straws and forestal residues and method for preparing ecological plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100669539A CN102581918A (en) | 2012-03-14 | 2012-03-14 | Ecological plate made of straws and forestal residues and method for preparing ecological plate |
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| CN102581918A true CN102581918A (en) | 2012-07-18 |
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| CN2012100669539A Pending CN102581918A (en) | 2012-03-14 | 2012-03-14 | Ecological plate made of straws and forestal residues and method for preparing ecological plate |
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Cited By (16)
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| CN103193539A (en) * | 2013-03-19 | 2013-07-10 | 安徽省蓼源贸易有限责任公司 | Material-saving, environment-friendly rattan, bamboo, willow and wood comprehensive utilization processing method |
| CN104044198A (en) * | 2013-03-13 | 2014-09-17 | 湖南省天金科技有限公司 | Ecological board and preparation method thereof |
| CN104108122A (en) * | 2014-07-23 | 2014-10-22 | 连云港保丽森实业有限公司 | Inorganic anti-flaming straw fiberboard for furniture and production method thereof |
| CN104227818A (en) * | 2014-05-14 | 2014-12-24 | 佛山市彩暖星木业有限公司 | Fireproof and waterproof baseplate |
| CN104385425A (en) * | 2014-09-28 | 2015-03-04 | 蒋世芬 | Manufacturing method of straw bulk asphalt panel |
| CN104386998A (en) * | 2014-10-09 | 2015-03-04 | 合肥向荣环保科技有限公司 | Waterproof fiber plasterboard |
| CN106003353A (en) * | 2016-06-20 | 2016-10-12 | 宁夏紫荆花纸业有限公司 | Method for producing straw fiberboard by using waste pulp residue obtained by producing unbleached pulp through crops straws |
| CN106042139A (en) * | 2016-06-24 | 2016-10-26 | 南京林业大学 | Method for manufacturing reed-based specially-shaped container on basis of biomass adhesive |
| CN106272868A (en) * | 2016-08-23 | 2017-01-04 | 辽宁蓝亿实业有限公司 | A kind of straw replaces the method that the part wood fiber makes environment-friendly type medium-density plate |
| CN107060264A (en) * | 2017-02-23 | 2017-08-18 | 河北中医学院 | A kind of wild jujube shell timber floor and preparation method for removing formaldehyde |
| CN107129698A (en) * | 2016-02-26 | 2017-09-05 | 云南汉麻生物工程有限公司 | A kind of preparation method of Functional wood-based panel |
| CN107471373A (en) * | 2017-08-14 | 2017-12-15 | 高升 | A kind of online whitening technology of Fibreboard Production |
| CN112064977A (en) * | 2020-09-09 | 2020-12-11 | 惠州伟康新型建材有限公司 | Environment-friendly floor and manufacturing process thereof |
| CN112809851A (en) * | 2021-01-05 | 2021-05-18 | 河南省明珠木业有限公司 | Preparation method of environment-friendly ecological plate |
| CN114941412A (en) * | 2022-04-02 | 2022-08-26 | 杭州固宝信息科技有限公司 | Fireproof, waterproof and mothproof decorative plate based on waste solids and preparation method thereof |
| CN115592765A (en) * | 2022-10-18 | 2023-01-13 | 北京京城博创众合科技有限公司（Cn） | Production process of straw formaldehyde-free wood bridge-cave type shaving board |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104044198A (en) * | 2013-03-13 | 2014-09-17 | 湖南省天金科技有限公司 | Ecological board and preparation method thereof |
| CN103193539A (en) * | 2013-03-19 | 2013-07-10 | 安徽省蓼源贸易有限责任公司 | Material-saving, environment-friendly rattan, bamboo, willow and wood comprehensive utilization processing method |
| CN103193539B (en) * | 2013-03-19 | 2014-04-16 | 安徽省蓼源贸易有限责任公司 | Material-saving, environment-friendly rattan, bamboo, willow and wood comprehensive utilization processing method |
| CN104227818A (en) * | 2014-05-14 | 2014-12-24 | 佛山市彩暖星木业有限公司 | Fireproof and waterproof baseplate |
| CN104108122A (en) * | 2014-07-23 | 2014-10-22 | 连云港保丽森实业有限公司 | Inorganic anti-flaming straw fiberboard for furniture and production method thereof |
| CN104385425A (en) * | 2014-09-28 | 2015-03-04 | 蒋世芬 | Manufacturing method of straw bulk asphalt panel |
| CN104386998A (en) * | 2014-10-09 | 2015-03-04 | 合肥向荣环保科技有限公司 | Waterproof fiber plasterboard |
| CN107129698A (en) * | 2016-02-26 | 2017-09-05 | 云南汉麻生物工程有限公司 | A kind of preparation method of Functional wood-based panel |
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Application publication date: 20120718 |