CN106003313A - Flame-retarding composite material for forest fire protection and preparation method of flame-retarding composite material - Google Patents

Flame-retarding composite material for forest fire protection and preparation method of flame-retarding composite material Download PDF

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Publication number
CN106003313A
CN106003313A CN201610331738.5A CN201610331738A CN106003313A CN 106003313 A CN106003313 A CN 106003313A CN 201610331738 A CN201610331738 A CN 201610331738A CN 106003313 A CN106003313 A CN 106003313A
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composite material
flame
fire protection
forest fire
parts
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CN201610331738.5A
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CN106003313B (en
Inventor
焦钰
蒋中国
陶明
罗茜
黄海燕
张万明
王泽刚
杨勇勋
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Xichang College
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Xichang College
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27KPROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/52Impregnating agents containing mixtures of inorganic and organic compounds
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L39/00Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Compositions of derivatives of such polymers
    • C08L39/04Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
    • C08L39/06Homopolymers or copolymers of N-vinyl-pyrrolidones
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B27WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27KPROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K2240/00Purpose of the treatment
    • B27K2240/30Fireproofing
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Fireproofing Substances (AREA)

Abstract

The invention discloses a flame-retarding composite material for forest fire protection and a preparation method of the flame-retarding composite material. The flame-retarding composite material comprises, by weight, 40-50 parts of a high-hydrophilic material, 40-50 parts of a high-temperature expansion material, 3-7 parts of CE(HO)4, 1-3 parts of La2O3 and 1-5 parts of Y2O3. The high-hydrophilic material is composed of one of starch and polyvinylpyrrolidone or the combination of the starch and polyvinylpyrrolidone. The high-temperature expansion material is composed of one or more of ammonium polyphosphate, dipentaerythritol and melamine. The flame-retarding material can store a large amount of water, the material can be formed into a film and cover the surface of a combustible after the water evaporates, oxygen is isolated, meanwhile, the material expands heavily in the burning process so as to separate the combustible from air, the ignition point is lowered through application of a rare earth material, and the material has excellent flame-retarding and fireproof effects for spreading of a surface-fire in the forest.

Description

A kind of forest fire protection flame-proof composite material and preparation method thereof
Technical field
The invention belongs to high molecular fire retardant field of material technology, be specifically related to a kind of forest fire protection resistance Retardant composite material and preparation method thereof.
Background technology
According to statistics, the whole world is annual occurs forest fire more than 220,000 times, and overdo the gross area 300,000,000 Hectare~400,000,000 hectares, burn area of woods more than 6,400,000 hectares, and the plant of about 9,000,000,000 tons is raw Thing amount is burnt.China occurs forest fire more than 10,000 to rise every year, more than the 60 of damaged forest face ten thousand Hectare, because of calamity injures and deaths people more than 500.
The forest fire occurred because of factors such as thunders and lightnings is originally a kind of natural phenomena, but, China The forest fire of 99% is caused by anthropic factor, and its basic characteristics are for be ignited by artificial naked light Sylvosteppe surface-fire, surface-fire causes crown fire, if can not get in time at high-risk fire danger season Control from little fire spread to big fire, and will once form extra big forest fires, and the intensity of a fire is lost the most Control, current various countries are the most helpless to the intensity of a fire out of control, therefore, and control forest fire, control ground Fiery the spreading of table is the most important thing of China's fire prevention of forest and steppe.But forest natively has big Amount combustibles, trees itself are also combustibles, how to prevent and treat forest fire itself and exist certain Difficulty.In terms of the research of forest fire protection material, the most less.
Summary of the invention
It is an object of the invention to provide a kind of forest fire protection flame-proof composite material and preparation side thereof Method, adds to after this material disintegrating in combustibles, meets high volume when there is the condition of a fire the most swollen Swollen, intercept combustibles and the contact of air, ignition point can be improved simultaneously, stop surface-fire to spread.
The present invention realizes especially by techniques below scheme:
A kind of forest fire protection flame-proof composite material, includes following components by weight:
Preferably, a kind of forest fire protection flame-proof composite material, include following components by weight:
High water wetted material of the present invention be the one in starch and polyvinylpyrrolidone or The compositions of two kinds.High-temperature expansion material of the present invention be APP, Bis(pentaerythritol), The compositions of one or more in tripolycyanamide.
Present invention also offers the preparation method of described a kind of forest fire protection flame-proof composite material, tool Body comprises the following steps:
APP, Bis(pentaerythritol), tripolycyanamide are mixed with proportioning in sequence, Load in ball grinder, stir with Glass rod, be then placed in appropriate steel ball, add a cover after tightening, Rotational speed of ball-mill is adjusted to 120r/min, grinds 1h, prepare high-temperature expansion material.Again by height parent Water material, Ce (HO)4、La2O3、Y2O3Put in proportion in aforementioned ball grinder, use glass Rod stirs, and rotating speed is adjusted to 80r/min, grinds 1.5h.Finally sieve (40 μm), Tinning, obtains a kind of forest fire protection flame-proof composite material.
Beneficial effects of the present invention: the present invention prepares a kind of high-temperature expansion material, this material powder Add in combustibles volume in combustion after broken to acutely to expand, intercept combustibles and air Contact, be combined by rare earth material and this macromolecular material, improve this material to ignition point The ability of impact.Prepare a kind of high hydrophilic high molecular material simultaneously, these a large amount of water-retentions of material energy, Time more than 100 DEG C, this material can dissolve in water, and after water evaporation, this material energy film forming is covered It is placed on combustible surface, blocking oxygen.Bi-material is combined the composite flame-proof of the present invention obtained Material, has the ignition point intercepting combustibles and air, can being covered in combustible surface and reduction Feature.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described further, the following stated, is only to this The preferred embodiment of invention, not does the restriction of other forms to the present invention, any familiar Professional and technical personnel is changed to become on an equal basis possibly also with the technology contents of the disclosure above The Equivalent embodiments changed.Every without departing from the present invention program content, the technology according to the present invention is real Any simple modification that confrontation following example are done or equivalent variations, all fall within the guarantor of the present invention In the range of protecting.
Embodiment 1
A kind of forest fire protection flame-proof composite material (by weight) is by APP 20 parts, double Tetramethylolmethane 15 parts, tripolycyanamide 10 parts, starch 20 parts, polyvinylpyrrolidone 25 parts, Ce(HO)45 parts, La2O32 parts, Y2O33 parts formulated.Preparation method is with above-mentioned.
Embodiment 2
A kind of forest fire protection flame-proof composite material (by weight) is by APP 35 parts, double Tetramethylolmethane 5, tripolycyanamide 5, starch 20 parts, polyvinylpyrrolidone 25 parts, Ce (HO)4 5 parts, La2O32 parts, Y2O33 parts formulated.Preparation method is with above-mentioned.
Embodiment 3
A kind of forest fire protection flame-proof composite material (by weight) is by APP 30 parts, double Tetramethylolmethane 5, tripolycyanamide 15, starch 20 parts, polyvinylpyrrolidone 25 parts, Ce (HO)4 5 parts, La2O32 parts, Y2O33 parts formulated.Preparation method is with above-mentioned.
Embodiment 4
Embodiment 1, embodiment 2,3 three kinds of forest flame-proof composite materials of embodiment are made respectively The fire retardant (solvent is water, volume fraction) of standby one-tenth 10% concentration, stand-by;By board using poplar board (moisture content 12%, thickness 3mm) is prepared as the test specimen number of 150mm × 15mm × 3mm Individual, stand-by;Then three test specimens are impregnated respectively in three kinds of fire retardants 24h, numbering 1,2, 3;Separately take a control sample, the water without any fire retardant impregnates 24h.Impregnated Cheng Zhong, it is ensured that test specimen is fully located in solution.After having impregnated, air-dry about 5 days, until Test specimen constant mass.
Test specimen is carried out combustibility test, and result shows, control sample fires the most rapidly Burn, burning terminate after the most remaining ashes, and three test specimens soaked through three kinds of fire retardants are at point The speed burnt away after combustion significantly slows down, and automatic distinguishing in a period of time the most after combustion, Show that this series fire protection flame retarding composite all can significantly improve the fire resistance of poplar.Three examinations The burning area of part is significantly different, for: No. 1 > of No. 2 > 3, show the resistance of No. 3 samples Combustion performance the highest, 1 number it, No. 2 are minimum.
The SEM result of combustion product shows, the surface of three test specimens all occurs in that in various degree Fine and close expand carbon-coating, consistency compares for No. 1 > of No. 3 > 2, No. 3 sample aperture minimums The closeest, and it is thicker to expand carbon-coating, swelliong power is best.This fine and close appearance expanding carbon-coating, Poplar can be intercepted contact with thermal source and source of the gas, thus reduce the combustibility of poplar.Expand carbon-coating The thickest, the finest and close, then oxygen barrier, heat-insulating capability are the best, stop the effect of fire spreading to be got over Significantly.
Embodiment 5
A kind of high-temperature expansion material (by weight) is by APP 30 parts, Bis(pentaerythritol) 5, tripolycyanamide 15 parts is formulated, and preparation method is with above-mentioned, and is prepared as 10% concentration Fire retardant (solvent is water, volume fraction), numbering 4, stand-by.
On the basis of No. 4 high-temperature expansion materials, add Ce (HO)45 parts, La2O32 parts, Y2O33 parts, preparation method is with above-mentioned, and (solvent is to be prepared as the fire retardant of 10% concentration Water, volume fraction), numbering 5, stand-by.
The board using poplar board of above-mentioned processing is soaked respectively in 4, No. 5 fire retardants, soaking conditions With process with above-mentioned.Two samples after processing are carried out combustibility test, and result shows, 5 The flame retardant effect of number fire retardant is better than No. 4 fire retardants.Rare earth material Ce (HO)4、La2O3And Y2O3Interpolation, significantly improve the fire resistance of fire retardant, make the foaming of fire retardant and swollen Swollen more abundant, the expansion carbon-coating of generation is the thickest finer and close, so that flame retardant effect is more preferable.
Embodiment 6
A kind of water wetted material (by weight) is by starch 20 parts and polyvinylpyrrolidone 25 parts Mixed grinding forms, and is prepared into the solution (solvent is water, volume fraction) of 10% concentration, Numbering 6, stand-by.
The board using poplar board of aforementioned processing is soaked respectively in No. 6 solution and aqueous solution, soaks bar Part and process are with above-mentioned.Two samples after processing are carried out combustibility test, and result shows, The sample soaked in aqueous solution burns the most rapidly, and burn the most remaining ashes after terminating, And through the test specimen of No. 6 solution soaking, the speed burnt away after ignition has slowed down, and Gradually extinguish after burning a period of time, show that this water wetted material has certain fire resistance.Should After water wetted material is dissolved in water, at high temperature along with evaporation of water, on the poplar surface being burning Forming thin film to cover thereon, this layer film serves certain blocking oxygen effect, from And possess certain fire resistance.
Embodiment 7
On the basis of embodiment 4, further this kind of forest fire protection flame-proof composite material is fired Burn performance test.Result shows, without the oxygen index (OI) of the poplar test specimen that this kind of fire proofing processes About 20%, and the poplar test specimen after this kind of fire proofing processes, its oxygen index (OI) all increases to More than 70%.In combustion, volume acutely expands this kind of forest fire protection flame-proof composite material, Intercept comburant and the contact of air.Under the compound action of rare earth material, this forest fire protection hinders The fire resistance of retardant composite material is greatly improved.Meanwhile, under the compound action of high water wetted material, The ability of this forest fire protection flame-proof composite material blocking oxygen improves further.Finally make this Bright composite flame-proof material, has obstruct combustibles and air, can be covered in combustible surface and fall The feature of low ignition point.

Claims (5)

1. a forest fire protection flame-proof composite material, it is characterised in that include by weight with Lower component:
A kind of forest fire protection flame-proof composite material the most according to claim 1, its feature It is, includes following components by weight:
A kind of forest fire protection flame-proof composite material the most according to claim 1 and 2, its Being characterised by, described high water wetted material is the one in starch and polyvinylpyrrolidone or two The compositions planted.
A kind of forest fire protection flame-proof composite material the most according to claim 1 and 2, its Being characterised by, described high-temperature expansion material is APP, Bis(pentaerythritol), tripolycyanamide In the compositions of one or more.
5. a kind of forest fire protection flame-proof composite material described in claim 1, it is characterised in that Comprise the following steps:
APP, Bis(pentaerythritol), tripolycyanamide are mixed with proportioning in sequence, Load in ball grinder, stir with Glass rod, be then placed in appropriate steel ball, add a cover after tightening, Rotational speed of ball-mill is adjusted to 120r/min, grinds 1h, prepare high-temperature expansion material.Again by height parent Water material, Ce (HO)4、La2O3、Y2O3Put in proportion in aforementioned ball grinder, use glass Rod stirs, and rotating speed is adjusted to 80r/min, grinds 1.5h.Finally sieve (40 μm), Tinning, obtains a kind of forest fire protection flame-proof composite material.
CN201610331738.5A 2016-05-18 2016-05-18 A kind of forest fire protection flame retardant composite material and preparation method thereof Expired - Fee Related CN106003313B (en)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004520976A (en) * 2001-03-21 2004-07-15 ザ ユニバーシティー オブ メルボルン Processed wood products and methods for their preparation
CN101143952A (en) * 2007-09-12 2008-03-19 东北林业大学 Flame-proof smoke-inhibiting wood-plastic composite material
CN102757563A (en) * 2012-07-24 2012-10-31 成都硕屋科技有限公司 Intumescent polymer phosphorus nitrogen halogen-free flame retardant and preparation method thereof
CN102964629A (en) * 2012-11-23 2013-03-13 张家港顺昌化工有限公司 Halogen-free flame retardant and method for preparing same
CN105037287A (en) * 2015-07-08 2015-11-11 广东华南精细化工研究院有限公司 Melamine polyphosphoric acid rare earth metal salt, synthetic method and application

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004520976A (en) * 2001-03-21 2004-07-15 ザ ユニバーシティー オブ メルボルン Processed wood products and methods for their preparation
CN101143952A (en) * 2007-09-12 2008-03-19 东北林业大学 Flame-proof smoke-inhibiting wood-plastic composite material
CN102757563A (en) * 2012-07-24 2012-10-31 成都硕屋科技有限公司 Intumescent polymer phosphorus nitrogen halogen-free flame retardant and preparation method thereof
CN102964629A (en) * 2012-11-23 2013-03-13 张家港顺昌化工有限公司 Halogen-free flame retardant and method for preparing same
CN105037287A (en) * 2015-07-08 2015-11-11 广东华南精细化工研究院有限公司 Melamine polyphosphoric acid rare earth metal salt, synthetic method and application

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