A kind of preparation method of fireproof heated board
Technical field
The present invention relates to the preparation method of a kind of fireproof heated board.
Background technology
Due to the generation of the most a lot of building heat preservation event of fire, cause the thinking of each bound pair insulated fire, insulation
The beyond example great attention causing all circles in the industry of the fire protecting performance of material.But, a lot of insulation materials are on fire be all
Work progress produces, such as: electric welding, naked light, bad construction custom.What these materials the most constantly produced melts
Dripping thing and toxic smoke, the harm of environment also can not be neglected by the gas such as the Chlorofluorocarbons (CFCs) simultaneously discharged, hydrofluorocarbons, freon
Depending on.Fire-retardant heat-insulation material arises at the historic moment.
Summary of the invention
The technical problem to be solved is to provide the preparation method of a kind of fireproof heated board, and the present invention can have
Effect prevents the disaster hidden-trouble in building construction process.
In order to solve above-mentioned technical problem, present invention employs techniques below scheme:
The preparation method of a kind of fireproof heated board, it is characterised in that follow the steps below:
1) product A is made: defoamer, dispersant and fire retardant certain mass ratio is joined the high shear filling diluent
In equipment, it is stirring evenly and then adding into the powder of certain mass, the mass ratio of defoamer, dispersant, fire retardant, powder and diluent
It is 0.5~3:0.5~3:0.5~3:200~500:1000, high speed shear 20min~60min, is fully dispersed in powder dilute
Release in agent, obtain product A;
2), product B is made: join in product A by epoxy resin and modifying agent according to certain mass ratio, epoxy resin, modification
The mass ratio of agent and product A is 60~89:1~10:10~30, and stirring to epoxy resin and modifying agent is fully dispersed in diluent
In, obtain product B;
3), make fire proofing material: according to will add water and firming agent join in product B according to certain mass ratio, mix homogeneously,
The mass ratio of water, firming agent and product B is 2~6:30~50:30~50, i.e. obtains fire proofing material;
4), fireproof heated board is made: be spread evenly across by fire proofing material on polystyrene foam warming plate, after dry solidification,
To fireproof heated board;
Described dispersant is triethyl group hexyl phosphoric acid, methyl anyl alcohol, vinyl bis-stearamides, glycerol monostearate, poly-second
A kind of or arbitrary proportion in glycol and mono alkenyl succimide two or more;
Described defoamer is to join in the Guangdong bought on tributyl phosphate, phenethanol oleate, polydimethylsiloxane and market
A kind of or arbitrary proportion in the middle federal special defoamer of B458 oiliness that Fine Chemical Co., Ltd of nation produces two or more;
Described fire retardant is the two or more of a kind of or arbitrary proportion in tripolyphosphate ammonium, boric acid and Borax;
Described powder is the two or more of a kind of or arbitrary proportion in calcium carbonate, aluminium hydroxide, aluminium oxide, potter's clay and cement;
Described diluent is methacrylic acid-beta-hydroxy ethyl ester, expoxy propane lauryl ether, butyl glycidyl ether, 1,4-fourth
A kind of or arbitrary proportion in Hexanediol diglycidyl ether, benzyl glycidyl ether and ethyl acetate two or more;
Described modifying agent is the one in 1,6 hexanediol diacrylate, end carboxyl propylene glycol polyethers and polybutadiene or any
Ratio two or more;
Described epoxy resin is alicyclic based epoxy resin, propane type epoxy resin of di phenolic group and glycidyl ester epoxy resin
In a kind of or arbitrary proportion two or more;
Described firming agent be the one in triethylene tetramine, ethylenediamine, maleic anhydride and phthalic anhydride or arbitrarily than
Example two or more.
Described powder fineness requirement is 1200 mesh~3000 mesh.
Fire proofing material is spread evenly across on polystyrene foam warming plate, and the thickness after solidification is 0.5mm~3mm.
Shearing rotating speed described in step 1) is 1500 turns/min, and shear time is 40min;Defoamer is middle federal B458 oil
The special defoamer of property;Dispersant is Polyethylene Glycol and the mono alkenyl succimide compositions according to mass ratio 1:2;Fire retardant is
Tripolyphosphate ammonium;Powder is that calcium carbonate, aluminium hydroxide, aluminium oxide, potter's clay and cement are according to mass ratio 7:2:2:1:1;Diluent
For methacrylic acid-beta-hydroxy ethyl ester;The mass ratio of defoamer, dispersant, fire retardant, powder and diluent is 2:1.5:1:390:
1000。
Step 2) described in epoxy resin be alicyclic based epoxy resin;Described modifying agent is 1,6-HD diacrylate
Ester;The mass ratio of epoxy resin, modifying agent and product A is 75:5:20.
Firming agent described in step 3) is phthalic anhydride;The mass ratio of water, firming agent and product B is 4:50:46.
The present invention has a following Advantageous Effects:
1), good thermal stability of the present invention, owing to the epoxy radicals of cycloaliphatic epoxy resin is connected directly between on alicyclic ring, can be formed tight
Close rigid molecular structure, after solidification, crosslink density increases, thus heat distortion temperature is higher, and Martin heat resistance can reach 190
More than DEG C, heat decomposition temperature is more than 360 DEG C.Cure shrinkage is little, and hot strength is high.The viscosity of cycloaliphatic epoxy resin all compares
Little, when cast and compacting product, operation is more convenient, has superior mechanical performance and chemical proof and thermostability.
2), the present invention adds tripolyphosphate ammonium as fire retardant, environmental protection compared with traditional fire retardant PBDE
Performance is higher.
3), the present invention matched by the multiple auxiliary agent such as dispersant and defoamer, powder can be made to be scattered in uniformly dilute
Releasing in agent, product stability can be good.
4), the present invention by add modifying agent, the toughness of cycloaliphatic epoxy resin can be significantly improved, will not be because of warming plate
Bending and cause coming off of fire-retardant heat-insulation material.
5), the present invention use methacrylic acid-beta-hydroxy ethyl ester miscible with water as diluent, do not affect the addition of water,
The aquation of cement will not be produced impact.
6), the present invention by cement and the cooperation of cycloaliphatic epoxy resin, form double shielding film, have the most waterproof
Performance, is possible to prevent fire-retardant heat-insulation material to come off because of rainwash.
7), quality of the present invention light, convenient carrying and construction.
Detailed description of the invention
The present invention is further illustrated below in conjunction with instantiation.
Embodiment one
Make product A: defoamer, dispersant and fire retardant certain mass are set than joining the high shear filling diluent
In Bei, being stirring evenly and then adding into the powder of certain mass, the mass ratio of defoamer, dispersant, fire retardant, powder and diluent is
2:1.5:1:390:1000, high speed shear certain time, it is fully dispersed in diluent to powder, obtains product A;Make and produce
Product B: epoxy resin and modifying agent are joined in product A according to certain mass ratio, the matter of epoxy resin, modifying agent and product A
Amount ratio is 75:5:20, and stirring is fully dispersed in diluent to epoxy resin and modifying agent, obtains product B;Make fire proofing wood
Material: according to will add water and firming agent join in product B according to certain mass ratio, mix homogeneously, water, firming agent and product B
Mass ratio is 4:50:46, i.e. obtains fire proofing material;Make fireproof heated board: fire proofing material is spread evenly across polystyrene bubble
On foam warming plate, material thickness of preventing fires after dry solidification is 0.8mm, i.e. obtains fireproof heated board.
Embodiment two
Make product A: defoamer, dispersant and fire retardant certain mass are set than joining the high shear filling diluent
In Bei, being stirring evenly and then adding into the powder of certain mass, the mass ratio of defoamer, dispersant, fire retardant, powder and diluent is
2:1.5:1:390:1000, high speed shear certain time, it is fully dispersed in diluent to powder, obtains product A;Make and produce
Product B: epoxy resin and modifying agent are joined in product A according to certain mass ratio, the matter of epoxy resin, modifying agent and product A
Amount ratio is 70:5:25, and stirring is fully dispersed in diluent to epoxy resin and modifying agent, obtains product B;Make fire proofing wood
Material: according to will add water and firming agent join in product B according to certain mass ratio, mix homogeneously, water, firming agent and product B
Mass ratio is 4:50:46, i.e. obtains fire proofing material;Make fireproof heated board: fire proofing material is spread evenly across polystyrene bubble
On foam warming plate, material thickness of preventing fires after dry solidification is 0.8mm, i.e. obtains fireproof heated board.
Embodiment three
Make product A: defoamer, dispersant and fire retardant certain mass are set than joining the high shear filling diluent
In Bei, being stirring evenly and then adding into the powder of certain mass, the mass ratio of defoamer, dispersant, fire retardant, powder and diluent is
2:1.5:1:390:1000, high speed shear certain time, it is fully dispersed in diluent to powder, obtains product A;Make and produce
Product B: epoxy resin and modifying agent are joined in product A according to certain mass ratio, the matter of epoxy resin, modifying agent and product A
Amount ratio is 80:5:15, and stirring is fully dispersed in diluent to epoxy resin and modifying agent, obtains product B;Make fire proofing wood
Material: according to will add water and firming agent join in product B according to certain mass ratio, mix homogeneously, water, firming agent and product B
Mass ratio is 4:50:46, i.e. obtains fire proofing material;Make fireproof heated board: fire proofing material is spread evenly across polystyrene bubble
On foam warming plate, material thickness of preventing fires after dry solidification is 0.8mm, i.e. obtains fireproof heated board.
Embodiment four
Make product A: defoamer, dispersant and fire retardant certain mass are set than joining the high shear filling diluent
In Bei, being stirring evenly and then adding into the powder of certain mass, the mass ratio of defoamer, dispersant, fire retardant, powder and diluent is
2:1.5:1:390:1000, high speed shear certain time, it is fully dispersed in diluent to powder, obtains product A;Make and produce
Product B: epoxy resin and modifying agent are joined in product A according to certain mass ratio, the matter of epoxy resin, modifying agent and product A
Amount ratio is 75:10:15, and stirring is fully dispersed in diluent to epoxy resin and modifying agent, obtains product B;Make fire proofing wood
Material: according to will add water and firming agent join in product B according to certain mass ratio, mix homogeneously, water, firming agent and product B
Mass ratio is 4:50:46, i.e. obtains fire proofing material;Make fireproof heated board: fire proofing material is spread evenly across polystyrene bubble
On foam warming plate, material thickness of preventing fires after dry solidification is 0.8mm, i.e. obtains fireproof heated board.
In embodiment 1 to 4, described shearing rotating speed is 1500 turns/min, and shear time is 40min;Defoamer is middle federation
The special defoamer of B458 oiliness;Dispersant is Polyethylene Glycol and the mono alkenyl succimide compositions according to mass ratio 1:2;Resistance
Combustion agent is tripolyphosphate ammonium;Powder is that calcium carbonate, aluminium hydroxide, aluminium oxide, potter's clay and cement are according to mass ratio 7:2:2:1:1;
Diluent is methacrylic acid-beta-hydroxy ethyl ester;Epoxy resin is alicyclic based epoxy resin;Described modifying agent is 1,6-HD
Diacrylate.
Beneficial effects of the present invention is further illustrated below in conjunction with experimental data:
1, experiment material to be tested
1 materials and methods:
1.1 materials to be tested: the common fireproof heated board of the present invention (does not adds the polyphenyl second of fire retardant and modifying agent in coating fire proofing material
Alkene foam heat-insulating board, other technique is consistent with embodiment 1), embodiment 1, embodiment 2, embodiment 3 and embodiment 4 do effect ratio
Relatively.
1.3 EXPERIMENTAL DESIGN: test set 5 process, by common fireproof heated board (coating fire proofing material in do not add fire retardant with
The polystyrene foam warming plate of modifying agent, other technique is consistent with embodiment 1), embodiment 1, embodiment 2, embodiment 3 and real
Execute the example 4 same angle of alternating bending 40 times respectively, observe insulation material with or without coming off;By (the coating fire prevention of common fireproof heated board
Not adding the polystyrene foam warming plate of fire retardant and modifying agent in material, other technique is consistent with embodiment 1), embodiment 1,
Embodiment 2, embodiment 3 and embodiment 4 are soaked 45 days in water, observe insulation material with or without damage;By common fireproof heated board
(coating fire proofing material not adding the polystyrene foam warming plate of fire retardant and modifying agent, other technique is consistent with embodiment 1),
Embodiment 1, embodiment 2, embodiment 3 and embodiment 4 are roasting under naked light.
This experiment other conditions in addition to the embodiment difference used are the most consistent.
2 results and analysis
Common fireproof heated board (coating fire proofing material does not adds the polystyrene foam warming plate of fire retardant and modifying agent, other
Technique is consistent with embodiment 1), compared with embodiment 1, embodiment 2, embodiment 3 and embodiment 4 process, alternating bending 40 times, commonly
Fireproof heated board (does not adds the polystyrene foam warming plate of fire retardant and modifying agent, other technique and reality in coating fire proofing material
Execute example 1 consistent) when bending 30 times, fireproof heated board surface occurs in that peeling fold, and embodiment 1 to 4 is not all observed
Peeling buckling phenomena, illustrates that insulation material of the present invention anti-crimping ability is strong, good toughness;By (the coating fire prevention of common fireproof heated board
Not adding the polystyrene foam warming plate of fire retardant and modifying agent in material, other technique is consistent with embodiment 1), embodiment 1,
Embodiment 2, embodiment 3 and embodiment 4 are inserted in water, and partial denudation in atmosphere, soaks in water 45 days and observes, commonly prevent fires
Warming plate (does not adds the polystyrene foam warming plate of fire retardant and modifying agent, other technique and embodiment 1 in coating fire proofing material
Unanimously) in the local whiting of fireproof heated board water with air interface, and play bubble, and embodiment 1 to 4 has not all observed thermal insulating material
Material has foaming phenomena, illustrates that water resistance of the present invention is good;By common fireproof heated board (coating fire proofing material in do not add fire retardant and
The polystyrene foam warming plate of modifying agent, other technique is consistent with embodiment 1), embodiment 1, embodiment 2, embodiment 3 and real
Executing example 4 roasting under naked light, common fireproof heated board (does not adds the polystyrene foam of fire retardant and modifying agent in coating fire proofing material
Warming plate, other technique is consistent with embodiment 1) began to give off a peculiar smell when 4 minutes, and had flare to occur after 12 minutes,
Embodiment 1 has abnormal flavour to send after toasting 5 minutes, is baked to 20 minutes have no flare;Embodiment 2 to 4 has after toasting 5 minutes
Abnormal flavour sends, and 15 to 20/observe the appearance of flare, illustrate that embodiment 1 effect is optimum.