CN102674790A - Producing and processing method for flue sheet material prepared by mixing straws - Google Patents
Producing and processing method for flue sheet material prepared by mixing straws Download PDFInfo
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- CN102674790A CN102674790A CN2011100579256A CN201110057925A CN102674790A CN 102674790 A CN102674790 A CN 102674790A CN 2011100579256 A CN2011100579256 A CN 2011100579256A CN 201110057925 A CN201110057925 A CN 201110057925A CN 102674790 A CN102674790 A CN 102674790A
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- sheet material
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention provides a producing and processing method for flue sheet material prepared by mixing straws, and relates to flue sheet material for floor. The flue sheet material has the advantages of resisting fire and flaming, resisting moisture and mildew, and resisting insects and moth, and is good in waterproof property and high-temperature-resistant, is capable of being sawed and planed, is endurable, simple in production process, safe and convenient to operate, and high in production efficiency, thus being novel flue sheet material. Straws of rice and wheat are utilized as main raw material of the flue sheet, thus reducing pollution of burning the straws of rice and wheat to the environment, being low in cost, changing wastes into valuables, being high in additional value, lowering the manufacturing cost of the flue sheet, protecting the ecological environment, benefiting the country and people, and making contributions for creating economic and low-carbon society for China.
Description
Technical field
The present invention relates to a kind of floor flue sheet material, particularly a kind of flue sheet material produce working method that is mixed and made into stalk.
Background technology
Since China's reform and opening-up, national economy is increased fast, becomes the main flow of China's industrial development with " scientific and technical innovation, autonomous innovation ".China's industry just progressively develops to the direction of saving type, energy-saving and emission-reduction, low-carbon (LC).Because the fast development of economic construction; China was increasing for the demand of timber in recent years; Annual coyoting denudation has caused the forest reserves in short supply, and the wasting of resources causes a large amount of soil erosions, desertification; The environment and the eubiosis are destroyed, and China is being faced with the problem of forest reserves relative deficiency.China is a large agricultural country, and annual all kinds of agricultural crop straws have about more than one hundred million ton, a large amount of on-site incinerations of rice wheat straw, not only serious waste limited resources, caused environmental pollution again.The processing of agricultural crop straw is the major issue that we must solve, and causes that party and governments at all levels pay attention to.This shows that agricultural straw resource is abundant, utilizing agricultural crop straw to substitute timber is an effective way.The development of building along with urban modernization, in the high residential building, common design flue structure, be of value to and discharge the kitchen and produce oil smoke and cooking waste gas.So flue plays a role in the indoor sanitary condition of improvement.Because flue is in high-temperature work environment throughout the year, the oil smoke gasification forms long-pending oil, carbon deposit or oily jelly, and these three kinds of materials are very easy to cause fire; Simultaneously, the wall of flue is prone to sticking oil, and high thermal resistance is poor; Fire resistance property is low, and also not insect protected is mothproof, becomes the problem that always perplexs people's research.For addressing this problem, R&D institution and enterprise technology personnel utilize modern science and technology in constantly research, exploration, though obtained some progress technically, in practice, still exist the technical barrier that does not overcome as yet.
Summary of the invention
The objective of the invention is to overcome above deficiency; A kind of flue sheet material produce working method that is mixed and made into stalk is provided; Utilizing rice wheat straw as the main filler of making the flue sheet material fully, is material modified with several kinds of industrial chemicals, through machine extrusion process disposal molding.This flue sheet material has fire protection flame retarding, moistureproof and mildewproof, and insect protected is mothproof, and water resistance is good, and is high temperature resistant, and can saw and can dig, durable, easy-to-operate, production efficiency is high, is a kind of novel flue sheet material.
The technical solution adopted for the present invention to solve the technical problems is: the cement slurry of processing with Natural manganese dioxide and aqueous salt brine is a matrix; Glasscloth is as skeleton; Plant straw fiber after the pulverizing and talcum powder are as stopping composition; Stir the gelling material that modulation forms in proportion and process, batching has magnesium chloride, water, Natural manganese dioxide, selected stalk, talcum powder, properties-correcting agent, glasscloth;
The technological process of production: template → releasing agent → laminator → batching → shop glasscloth → blanking making sheet → curing → demoulding → maintenance → protection against the tide processing → drying → cutting edge warehouse-in;
Working method is: handle mould earlier, with tin steel scraper plate or grey cutter the slip of template surface is removed totally, thin up saponified oil obliterating stripper is adjusted laminator again; According to make the thickness of flue sheet, adjust laminator, prepare burden, blending process is divided into processing rice wheat straw, preparation bittern and three operations of preparing modified agent; Usually add rice wheat straw, Natural manganese dioxide, talcum powder stopping composition earlier, add bittern after stirring again and stir and to use, spread the leftover of bolt of cloth, two layers of glass cloth of shop layer of non-woven fabric; Last blanking making sheet, the material after preparation stirred joins in the laminator backgauge dish gradually, the continuous production of can starting shooting, going out behind the machine is finished product; The curing of flue sheet material is a significant exothermic process, and the temperature of general moulding is controlled at the 30-40 degree and is advisable, and heat release can not be carried out the insulation measure; Otherwise can produce the destruction of hardening strength, the demoulding is to put mould is counter, with slow with one's hands a jiao of starting mould slowly; One press gently, this angle just splits away off, one side then from then on the angle begin to start mould and get final product with taking off; Flue sheet material to moulding carries out the maintenance processing, should product be carried out moisture-keeping maintaining after the sheet metal forming demoulding, utilizes hydration heat and the hydrofuge of self with the plastic cloth sealing; The temperature and humidity that keeps environment is maintained and was got final product in 2～3 days, and the intensity after 7 days can reach the 85-95% of predetermined strength; Carry out the protection against the tide of moulding flue sheet material and handle, with the flue sheet material of moulding put into that oxalic acid content is 0.2%, phosphoric acid contains in 0.2 aqueous solution of uttering a sound or a word and soaks 12～15n, then the flue sheet material is placed to do and carries out drying in the air; Dry back is dismissed edge, plate surrounding with the cutting edge machine by specification requirement, can put in storage after the side cut.
The know-why that the present invention adopts: the rice wheat straw mix has magnesium chloride, water, Natural manganese dioxide, selected stalk, talcum powder, properties-correcting agent, glasscloth; Adopting selected rice wheat straw is stopping composition; With several kinds of industrial chemicals is material modified, through machine extrusion process disposal molding.Utilize and contain a large amount of Mierocrystalline celluloses in the rice wheat straw, and Mierocrystalline cellulose has heat insulating, the outstanding performance of sound insulation and noise reduction; In technology, add magnesium chloride and Natural manganese dioxide, utilize magnesium chloride and magnesian chemical physical property, magnesium chloride is soluble in water; Extremely strong moisture absorption is arranged; And Natural manganese dioxide is water insoluble, and the fire-resistant and insulating property of height are arranged, and makes the flue sheet material of production have stronger fire performance and water resistance; In technology, add talcum powder, utilize the talcum powder chemical property, make the flue sheet material of production have excellent characteristics such as oilness, resistivity against fire, anti acid alkali performance, insulativity; In technology, add glasscloth, make production the flue sheet material have advantages such as quality is good, intensity is high, anti-pulling force is strong.Utilize modern science and technology, the mechanical means of innovation research and development adopts two pair roller extrusion processes that drive, and has really realized the industriallization flow line production of novel flue panel material, greatly reduces direct labor's labour intensity.Rice wheat straw adds and produces in the flue sheet material as a kind of novel stopping composition, has not only reduced the cost that sheet material is made, and reaches the effect of environmental protection simultaneously.
The invention has the beneficial effects as follows: this flue sheet material has fire protection flame retarding, moistureproof and mildewproof, and insect protected is mothproof, and water resistance is good; High temperature resistant, can saw and can dig, durable, production technique is simple; Easy-to-operate, production efficiency is high, is a kind of novel flue sheet material.Utilize rice wheat straw to make the flue sheet main raw material(s), reduced burning rice wheat straw pollution on the environment, with low cost; Turn waste into wealth, added value is high, has reduced the cost that sheet material is made; Preserve the ecological environment, benefit the nation and the people, for saving type is created by China, low-carbon (LC) society contributes.
Embodiment
Below in conjunction with embodiment the present invention is further specified:
A kind of technological process of production step of the flue sheet material produce working method that is mixed and made into stalk is:
Template → releasing agent → laminator → batching → shop glasscloth → blanking making sheet → curing → demoulding → maintenance → protection against the tide processing → drying → cutting edge warehouse-in
Handle mould earlier, with tin steel scraper plate or grey cutter the slip of template surface is removed totally, thin up saponified oil obliterating stripper is adjusted laminator again; According to make the thickness of flue sheet, adjust laminator, prepare burden, blending process is divided into processing rice wheat straw, preparation bittern and three operations of preparing modified agent; Usually add rice wheat straw, Natural manganese dioxide, talcum powder stopping composition earlier, add bittern after stirring again and stir and to use, spread the leftover of bolt of cloth, two layers of glass cloth of shop layer of non-woven fabric; Last blanking making sheet, the material after preparation stirred joins in the laminator backgauge dish gradually, the continuous production of can starting shooting, going out behind the machine is finished product; The curing of flue sheet material is a significant exothermic process, and the temperature of general moulding is controlled at the 30-40 degree and is advisable, and heat release can not be carried out the insulation measure; Otherwise can produce the destruction of hardening strength, the demoulding is to put mould is counter, with slow with one's hands a jiao of starting mould slowly; One press gently, this angle just splits away off, one side then from then on the angle begin to start mould and get final product with taking off; Flue sheet material to moulding carries out the maintenance processing, should product be carried out moisture-keeping maintaining after the sheet metal forming demoulding, utilizes hydration heat and the hydrofuge of self with the plastic cloth sealing; The temperature and humidity that keeps environment is maintained and was got final product in 2～3 days, and the intensity after 7 days can reach the 85-95% of predetermined strength; Carry out the protection against the tide of moulding flue sheet material and handle, with the flue sheet material of moulding put into that oxalic acid content is 0.2%, phosphoric acid contains in 0.2 aqueous solution of uttering a sound or a word and soaks 12～15n, then the flue sheet material is placed to do and carries out drying in the air; Dry back is dismissed edge, plate surrounding with the cutting edge machine by specification requirement, can put in storage after the side cut.
The rice wheat straw mix has magnesium chloride, water, Natural manganese dioxide, selected stalk, talcum powder, properties-correcting agent, glasscloth, and adopting selected rice wheat straw is stopping composition, is material modified with several kinds of industrial chemicals, through machine extrusion process disposal molding.Utilize and contain a large amount of Mierocrystalline celluloses in the rice wheat straw, and Mierocrystalline cellulose has heat insulating, the outstanding performance of sound insulation and noise reduction; In technology, add magnesium chloride and Natural manganese dioxide, utilize magnesium chloride and magnesian chemical physical property, magnesium chloride is soluble in water; Extremely strong moisture absorption is arranged; And Natural manganese dioxide is water insoluble, and the fire-resistant and insulating property of height are arranged, and makes the flue sheet material of production have stronger fire performance and water resistance; In technology, add talcum powder, utilize the talcum powder chemical property, make the flue sheet material of production have excellent characteristics such as oilness, resistivity against fire, anti acid alkali performance, insulativity; In technology, add glasscloth, make production the flue sheet material have advantages such as quality is good, intensity is high, anti-pulling force is strong.Utilize modern science and technology, the mechanical means of innovation research and development adopts two pair roller extrusion processes that drive, and has really realized the industriallization flow line production of novel flue panel material, greatly reduces direct labor's labour intensity.Rice wheat straw adds and produces in the flue sheet material as a kind of novel stopping composition, has not only reduced the cost that sheet material is made, and reaches the effect of environmental protection simultaneously.
Embodiment one:
Batching in the technological process of production, blending process are divided into processing rice wheat straw, preparation bittern and three operations of preparing modified agent.
(1) process rice wheat straw earlier, the preparation of rice wheat straw particle is to make very crucial in a flue sheet material technology process operation, is directly connected to the performance of flue sheet material.Therefore, artificial selected stalk, the straw water cut of require selecting is not more than 20%, and does not have and go mouldy, and pulverizes through kibbler, pulverizes the broken end of stalk, back, filters 50 orders through sieve, behind the no bulk in the broken end of stalk, inclusion-free edge strip, stops to sieve.
(2) prepare bittern again, the compound method of bittern is that magnesium chloride is put into the acid and alkali-resistance container, presses MgCl
2: H
2O=(85～100): 100 standard adds water and stirs; Magnesium chloride is dissolved fully, measure with Beaum, requiring the bittern degree Beaume was 22～29 (summers 22～24; Season 24～26 in spring and autumn; Winter 26～29) as not reaching this degree, can add water or magnesium chloride is mediated, after meeting technological standards, can use.
(3) and then the preparing modified agent, properties-correcting agent contains wooden calcium sulfonate, Sodium Silicofluoride 98min, potassium aluminium sulfate, tripoly phosphate sodium STPP, phosphoric acid, six kinds of chemical feedstockss of ferrous sulfate, and these six kinds of chemical feedstockss account for total amount 0.8%; The warm water dissolving back of dividing system respectively to add about 10 times again is subsequent use; Water temperature is advisable for 25 ℃, can use after six kinds of chemical feedstockss respectively stir adding successively in the 100kg bittern, evenly stirs at adding Natural manganese dioxide, talcum powder and rice wheat straw; The amount of Natural manganese dioxide and magnesium chloride is equal to; Rice wheat straw stopping composition add-on can not be excessive, adds excessive meeting the making flue sheet strength of materials is descended, and setting rate is slowed down; Evenly stirring can be used, and blending process is all over.
Embodiment two:
The curing of flue sheet material is to form a kind of special chlorine oxygen magnesia cement by Natural manganese dioxide and magnesium chloride solution through chemical reaction, and generates a kind of hydraulicity material, accomplishes hydration reaction and realizes the hardened process; Aquation, process of setting are significant exothermic process; The heat release in summer can reach more than 100 ℃, and inner intensification should not surpass 60 ℃ in solidification process, and the temperature of general moulding is controlled at the 30-40 degree and is advisable; Because heat release can not be carried out the insulation measure; Otherwise can produce the destruction of hardening strength, it is fast that desire moulding winter, and the drying room temperature can appropriateness be warmed to about 20 ℃ is advisable.
Embodiment three:
Carry out maintenance, should product be carried out moisture-keeping maintaining after the sheet metal forming demoulding, can be together with the folded sign indicating number of product; Utilize self hydration heat and hydrofuge with the plastic cloth sealing; The temperature and humidity that keeps environment is maintained and was got final product in 2～3 days, and the intensity after 7 days can reach the 85-95% of predetermined strength; The protection against the tide that is carried out to template is again handled, and the sheet material that demoulding maintenance is good puts into that oxalic acid content is 0.2%, phosphoric acid contains in 0.2 aqueous solution of uttering a sound or a word and soaks 12～15n, then goods is placed to do and carries out drying in the air, can cut edge after the drying.
Claims (1)
1. flue sheet material produce working method that is mixed and made into stalk; It is characterized in that: the cement slurry of processing with Natural manganese dioxide and aqueous salt brine is a matrix; Glasscloth is as skeleton; Plant straw fiber after the pulverizing and talcum powder be as stopping composition, stirs the gelling material that modulation forms in proportion and process, and batching has magnesium chloride, water, Natural manganese dioxide, selected stalk, talcum powder, properties-correcting agent, glasscloth;
The technological process of production: template → releasing agent → laminator → batching → shop glasscloth → blanking making sheet → curing → demoulding → maintenance → protection against the tide processing → drying → cutting edge warehouse-in;
Working method is: handle mould earlier, with tin steel scraper plate or grey cutter the slip of template surface is removed totally, thin up saponified oil obliterating stripper is adjusted laminator again; According to make the thickness of flue sheet, adjust laminator, prepare burden, blending process is divided into processing rice wheat straw, preparation bittern and three operations of preparing modified agent; Usually add rice wheat straw, Natural manganese dioxide, talcum powder stopping composition earlier, add bittern after stirring again and stir and to use, spread the leftover of bolt of cloth, two layers of glass cloth of shop layer of non-woven fabric; Last blanking making sheet, the material after preparation stirred joins in the laminator backgauge dish gradually, the continuous production of can starting shooting, going out behind the machine is finished product; The curing of flue sheet material is a significant exothermic process, and the temperature of general moulding is controlled at the 30-40 degree and is advisable, and heat release can not be carried out the insulation measure; Otherwise can produce the destruction of hardening strength, the demoulding is to put mould is counter, with slow with one's hands a jiao of starting mould slowly; One press gently, this angle just splits away off, one side then from then on the angle begin to start mould and get final product with taking off; Flue sheet material to moulding carries out the maintenance processing, should product be carried out moisture-keeping maintaining after the sheet metal forming demoulding, utilizes hydration heat and the hydrofuge of self with the plastic cloth sealing; The temperature and humidity that keeps environment is maintained and was got final product in 2～3 days, and the intensity after 7 days can reach the 85-95% of predetermined strength; Carry out the protection against the tide of moulding flue sheet material and handle, with the flue sheet material of moulding put into that oxalic acid content is 0.2%, phosphoric acid contains in 0.2 aqueous solution of uttering a sound or a word and soaks 12～15n, then the flue sheet material is placed to do and carries out drying in the air; Dry back is dismissed edge, plate surrounding with the cutting edge machine by specification requirement, can put in storage after the side cut.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100579256A CN102674790A (en) | 2011-03-11 | 2011-03-11 | Producing and processing method for flue sheet material prepared by mixing straws |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011100579256A CN102674790A (en) | 2011-03-11 | 2011-03-11 | Producing and processing method for flue sheet material prepared by mixing straws |
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| CN102674790A true CN102674790A (en) | 2012-09-19 |
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| CN2011100579256A Pending CN102674790A (en) | 2011-03-11 | 2011-03-11 | Producing and processing method for flue sheet material prepared by mixing straws |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104446318A (en) * | 2014-11-21 | 2015-03-25 | 广汉市鸿升建材有限公司 | Lightweight composite smoke exhausting pipeline taking saw powder as main material |
| CN104446648A (en) * | 2014-11-20 | 2015-03-25 | 中国科学院青海盐湖研究所 | Impregnation process based method for improving water resistance of magnesium oxychloride cement products |
| CN106116363A (en) * | 2016-06-30 | 2016-11-16 | 孟庆江 | A kind of mechanism flue composite and mechanism flue and preparation method thereof |
| CN106396601A (en) * | 2015-12-30 | 2017-02-15 | 南阳宏安建材有限公司 | Novel indoor decoration magnesium fireproof plate |
-
2011
- 2011-03-11 CN CN2011100579256A patent/CN102674790A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104446648A (en) * | 2014-11-20 | 2015-03-25 | 中国科学院青海盐湖研究所 | Impregnation process based method for improving water resistance of magnesium oxychloride cement products |
| CN104446318A (en) * | 2014-11-21 | 2015-03-25 | 广汉市鸿升建材有限公司 | Lightweight composite smoke exhausting pipeline taking saw powder as main material |
| CN106396601A (en) * | 2015-12-30 | 2017-02-15 | 南阳宏安建材有限公司 | Novel indoor decoration magnesium fireproof plate |
| CN106116363A (en) * | 2016-06-30 | 2016-11-16 | 孟庆江 | A kind of mechanism flue composite and mechanism flue and preparation method thereof |
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Addressee: Yancheng Jinma New Environment-friendly Building Materials Manufacturing Co., Ltd. Document name: Notification of before Expiration of Request of Examination as to Substance |
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| DD01 | Delivery of document by public notice |
Addressee: Jin Congbin Document name: Notification that Application Deemed to be Withdrawn |
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Application publication date: 20120919 |