CN104018588A - Negative pressure permeation method for manufacturing inorganic modified polystyrene board - Google Patents
Negative pressure permeation method for manufacturing inorganic modified polystyrene board Download PDFInfo
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- CN104018588A CN104018588A CN201410259773.1A CN201410259773A CN104018588A CN 104018588 A CN104018588 A CN 104018588A CN 201410259773 A CN201410259773 A CN 201410259773A CN 104018588 A CN104018588 A CN 104018588A
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- polyphenyl plate
- fire proofing
- proofing material
- inorganic modified
- container
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000004793 Polystyrene Substances 0.000 title abstract description 30
- 229920002223 polystyrene Polymers 0.000 title abstract description 30
- 238000004519 manufacturing process Methods 0.000 title abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 74
- 238000001035 drying Methods 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 7
- 229920006389 polyphenyl polymer Polymers 0.000 claims description 67
- 238000004079 fireproofing Methods 0.000 claims description 65
- 230000035515 penetration Effects 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 8
- 241000276489 Merlangius merlangus Species 0.000 claims description 8
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 8
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- 239000004965 Silica aerogel Substances 0.000 claims description 6
- RCEAADKTGXTDOA-UHFFFAOYSA-N OS(O)(=O)=O.CCCCCCCCCCCC[Na] Chemical compound OS(O)(=O)=O.CCCCCCCCCCCC[Na] RCEAADKTGXTDOA-UHFFFAOYSA-N 0.000 claims description 4
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 229920002401 polyacrylamide Polymers 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 claims description 3
- 238000006297 dehydration reaction Methods 0.000 claims description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 235000019353 potassium silicate Nutrition 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 229920006327 polystyrene foam Polymers 0.000 description 20
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 18
- 239000008187 granular material Substances 0.000 description 18
- 239000011148 porous material Substances 0.000 description 11
- 239000004568 cement Substances 0.000 description 9
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 description 9
- 239000000395 magnesium oxide Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 239000006260 foam Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000005213 imbibition Methods 0.000 description 3
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 239000011344 liquid material Substances 0.000 description 3
- 239000002341 toxic gas Substances 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004604 Blowing Agent Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 231100000517 death Toxicity 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 229920006248 expandable polystyrene Polymers 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/242—Slab shaped vacuum insulation
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/10—Insulation, e.g. vacuum or aerogel insulation
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
- Building Environments (AREA)
- Fireproofing Substances (AREA)
Abstract
The invention provides a negative pressure permeation method for manufacturing an inorganic modified polystyrene board. The negative pressure permeation method comprises the following steps that fireproof materials are prepared, and raw materials are added to a stirrer to be evenly stirred according to the ratio; permeation is carried out, the formed polystyrene board is firstly placed in a sealed container, then the fireproof materials are injected into the container, the sealed container is sealed, the sealed container is vacuumized by using a vacuum pump, the vacuum degree ranges from -55 cmHg to -65 cmHg, drying is carried out, and the polystyrene board with the permeated fireproof materials is taken out of the container. According to the negative pressure permeation method for manufacturing the inorganic modified polystyrene board, the negative pressure environment is formed in the sealed container in a vacuumizing mode, the fireproof materials can be permeated into the polystyrene board more easily and evenly, pressure caused by air pressure to the polystyrene board is small in the negative pressure environment, the polystyrene board can be protected against damage in the permeation process, a board body cannot be deformed after being dried, and the final structural strength and completeness of an inorganic modified polystyrene board product are guaranteed.
Description
Technical field
The present invention relates to building heat preserving technical field, relate in particular to a kind of negative-pressure penetration method of making inorganic modified polyphenyl plate.
Background technology
Polyphenyl plate full name polystyrene foam plate, referred to as EPS plate, is the current the highest building heat preserving material of utilization rate on the market.It is by the expandable polystyrene particle that contains volatile liquid blowing agent, the white solid with fine hole-closing structure of hot briquetting in mould after heating pre-sending out.EPS plate can effectively protect body of wall, high, the durable length of intensity, heat-insulating property good, and cost is low, construction simple, easy to maintenance, so it is widely used in wall insulation system as a kind of well behaved heat insulating material.But the fireproof performance of traditional EPS plate is poor, belong to combustible material, meet fire and dissolve immediately, shrink, trickle, fire spread speed is fast, and burnt area is large, and can produce a large amount of toxic gas and smog in combustion process, according to statistics, nearly injures and deaths are most probably due to the toxic gas and dense smoke discharging because of constructional materials burning, have a strong impact on survivor's the probability of surviving, increase rescue difficulty, and poison gas and dense smoke also can serious environment pollutions.Therefore, in order to improve the fire line of ESP plate, the method of generally taking is to be pressed into plate after granules of polystyrene and fire proofing material stirring, the Chinese patent < < polystyrene foam plate that for example application number is 200810061225.2 and preparation method thereof > > discloses a kind of preparation method of polystyrene foam plate, comprises the following steps:
Step 1, first polystyrene plastics particle is foamed into light foam particle by steam;
Step 2, preparation magnesia oxychloride cement;
Step 3, polystyrene foam grain and magnesia oxychloride cement are are fully mixed and stirred, make the coated magnesia oxychloride cement in foam particle surface;
Step 4, the foam particle mixing and stirring is made to magnesia oxychloride cement polystyrene foam plate.
It is exactly that magnesia oxychloride cement cannot be coated on polystyrene foam particles uniformly that the preparation method of this polystyrene foam plate exists maximum problem, and magnesia oxychloride cement and polystyrene foam particles are also difficult to reach equally distributed object in monoblock polystyrene foam plate, this is because the proportion of polystyrene foam particles and magnesia oxychloride cement is different, the magnesia oxychloride cement that in the process that their mixture solidifies in mould, proportion is larger can deposit to bottom gradually, cause the surperficial magnesia oxychloride cement of the polystyrene foam particles on upper strata to be less than lower floor, this is to the fireproof performance of this polystyrene foam plate or heat-insulating property is all disadvantageous.
Also have Chinese patent < < pinprick legal system that a kind of for example publication number is 103174228A to make fire prevention polystyrene foam plate > > and disclose a kind of pinprick legal system and make fire prevention polystyrene foam plate, comprise the following steps:
1) on polystyrene foam plate, beat several pores, aperture is 0.3-3mm, and the density of punching is 3 ~ 20 hole/square centimeters;
2) prefabricated silication powder and liquid material, utilize hollow needle filling or dither to inject in polystyrene foam plate pore silication powder, liquid material, with silication liquid material sealing acanthopore;
3) dry or dry.
Although this pinprick method will be beaten several pores fire proofing material is poured in pore on polystyrene foam plate, make polystyrene foam plate there is certain fire line, but because the pore of offering after all can be very not many, fire proofing material can not be a large amount of be filled in cystosepiment, but also be to have the foam beads of most not reach fire proofing material, therefore the fireproof performance of this polystyrene foam plate is not satisfactory, and the mode of punching is undoubtedly a kind of destruction to cystosepiment, in time, there is the filling of fire proofing material, still can bring adverse effect to mechanism's intensity of cystosepiment, this be also pore offer the unsuitable too much reason of quantity.
As can be seen here, although in the production and research and development of the polystyrene board of fire-type, technician combines fire proofing material to reach with granules of polystyrene fireproof object consciously, but also do not have at present a kind of manufacture method fine fire proofing material to be dissolved in polystyrene foam plate, making on the surface of granules of polystyrene uniformly coated last layer fire proofing material is technical barrier urgently to be resolved hurrily at present really.
Summary of the invention
The technical problem to be solved in the present invention is: for make up in the production of fire-type polyphenyl plate, also lack a kind of can preferably fire proofing material be coated on to granules of polystyrene surface and not the aspect such as the heat insulating ability of p-poly-phenyl plate, structural strength cause the preparation method of adverse effect, the invention provides a kind of negative-pressure penetration method of making inorganic modified polyphenyl plate and utilize the fine closed pore itself existing in the polyphenyl plate of moulding that fire proofing material negative pressure is infiltrated, is evenly coated on the surface of granules of polystyrene.
The technical solution adopted for the present invention to solve the technical problems is: a kind of negative-pressure penetration method of making inorganic modified polyphenyl plate, comprises the following steps:
Preparation fire proofing material, joins raw material in mixer and stirs according to proportioning;
Infiltrate, first the polyphenyl plate of moulding is put into and put into airtight container, then described fire proofing material is injected to described container and airtight container is sealed, then utilize vacuum pump to vacuumize airtight container, vacuum is-55 ~-65cmHg, and described fire proofing material evenly infiltrates and solidifies gradually from the top of described polyphenyl plate;
Dry, the polyphenyl plate of infiltrating fire proofing material is taken out from described container, then make described fire proofing material dehydration form inorganic modified polyphenyl plate by the mode of drying or dry.
As preferably, on described closed container, for the interface that vacuumizes, the bottom near described polyphenyl plate arranges.
Concrete, described fire proofing material is counted and is comprised by weight:
60 ~ 80 parts of water glass or Ludox;
15 ~ 25 parts of precipitated calcium carbonate, powdered whiting or kaolin;
1 ~ 2 part of polyacrylamide;
0.5 ~ 1.5 part of lauryl sodium sulfate or dodecyl sodium sulfate;
4 ~ 5 parts of carbon dioxide;
0.5 ~ 1.5 part of silica aerogel;
Described precipitated calcium carbonate, powdered whiting or kaolinic granularity are 800 ~ 2000 orders.
Concrete, in infiltrating step, by volume, be first that the polyphenyl plate that 1m3, quality are 14 ~ 22kg is neatly placed in described container, then the fire proofing material that is 40 ~ 100kg by quality from top pouring on described polyphenyl plate.
As preferably, in preparation fire proofing material step, described mixer is 5 ~ 10 minutes to the mixing time of raw material.
As preferably, in described container, inject after described fire proofing material and wait for after 1 ~ 3 minute and again the polyphenyl plate of infiltrating fire proofing material being taken out from container.
As preferably, in described drying steps, bake out temperature is 80 ~ 100 ℃, and drying time is 40 ~ 60 minutes.
As preferably, also comprise step:
Reclaim, from described container bottom, collect and do not infiltrate the fire proofing material polyphenyl plate, and sent back in described mixer.
The invention has the beneficial effects as follows, in traditional polyphenyl plate owing to existing fine closed pore to there is higher water imbibition, the negative-pressure penetration method of the inorganic modified polyphenyl plate of this making utilizes this point that fire proofing material is infiltrated in fine closed pore just, be coated on the surface of granules of polystyrene, form fireprotection layer, improve fireproof performance, the fine closed pore of tradition in polyphenyl plate be because be the space between granules of polystyrene, so it is evenly distributed in polyphenyl plate very much, and fire proofing material infiltrates and wherein just naturally evenly envelopes granules of polystyrene, designs ingeniously, and effect is remarkable, in addition owing to having filled fire proofing material in fine closed pore, reduced significantly water imbibition, in use performance is more stable to make this inorganic modified polyphenyl plate, stop the potential safety hazard of bringing because of water suction, in the negative-pressure penetration method of the inorganic modified polyphenyl plate of this making, by the mode vacuumizing, in closed container, form subnormal ambient, fire proofing material can be more easily and is penetrated into uniformly in polyphenyl plate, and in subnormal ambient, the pressure that air pressure p-poly-phenyl plate causes is less, protection polyphenyl plate can not be damaged in infiltration process, and plate body can not be out of shape after dry, structural strength and the integrality of last inorganic modified polyphenyl plate product have been guaranteed.
The specific embodiment
The invention provides a kind of negative-pressure penetration method of making inorganic modified polyphenyl plate, comprise the following steps:
Preparation fire proofing material, by following raw material according to parts by weight proportioning and to join mixing time in mixer be 8 minutes:
60 ~ 80 parts of water glass or Ludox;
15 ~ 25 parts of precipitated calcium carbonate, powdered whiting or kaolin;
1 ~ 2 part of polyacrylamide;
0.5 ~ 1.5 part of lauryl sodium sulfate or dodecyl sodium sulfate;
4 ~ 5 parts of carbon dioxide;
0.5 ~ 1.5 part of silica aerogel;
Described precipitated calcium carbonate, powdered whiting or kaolinic granularity are 800 ~ 2000 orders;
Infiltrate, by volume, be first 1m3, quality is that the polyphenyl plate of 14 ~ 22kg is neatly placed in closed container, then the fire proofing material that is 40 ~ 100kg by quality injects container and airtight container is sealed, then utilize vacuum pump to vacuumize airtight container, on closed container, for the interface that vacuumizes, the bottom near polyphenyl plate arranges, vacuum is-65cmHg, fire proofing material starts from top evenly to infiltrate polyphenyl plate, finally wait for 2 minutes, allowing fire proofing material fully infiltrate in polyphenyl plate and gradually solidifies, after being evenly coated on granules of polystyrene, carry out next step,
Dry, the polyphenyl plate of infiltrating fire proofing material is taken out from container, then by drier, every polyphenyl plate of infiltrating fire proofing material is dried, the rear final inorganic modified polyphenyl plate that forms of fire proofing material dehydration, bake out temperature is 90 ℃, drying time is 50 minutes.
Reclaim, from container bottom, collect and do not infiltrate the fire proofing material polyphenyl plate, and sent back in mixer, for again utilizing.
In the negative-pressure penetration method of the inorganic modified polyphenyl plate of this making, fire proofing material relies on the gravity of self down evenly to infiltrate polyphenyl plate gradually from the top of polyphenyl plate, because the space between granules of polystyrene is very fine, in order to reduce infiltration difficulty, improve infiltration efficiency, vacuum pump vacuumizes from the position near polyphenyl plate bottom, thereby to a certain degree causing polyphenyl plate bottom air pressure to be less than top, inside is less than outside subnormal ambient, space between granules of polystyrene increases slightly on the one hand, improved on the one hand in addition the strength that fire proofing material enters space, thereby help fire proofing material to infiltrate the difficulty of the fine voids of polyphenyl plate, in addition, the pressure that subnormal ambient makes polyphenyl plate be subject to is less, can not cause strong compressing by p-poly-phenyl plate, and plate body can not be out of shape after dry, is conducive to guarantee that the structural strength of the inorganic modified polyphenyl plate of product and fire proofing material can distribute more equably.
If adopting raw material and the proportioning of fire proofing material in invention produces by the preparation method of in prior art, fire proofing material being mixed with granules of polystyrene, the amount of the fire proofing material adding so can increase greatly, this is due to here, fire proofing material not only will need to be wrapped in and on granules of polystyrene, forms fireprotection layer, the effect the more important thing is is the cementation of playing between granules of polystyrene, for the mechanism's intensity that provides enough bonding dynamics to guarantee inorganic modified polyphenyl plate, fire proofing material proportion can increase much naturally; Further, in order to improve the caking property of fire proofing material, precipitated calcium carbonate, powdered whiting or kaolinic granularity need to be brought up to 10000 ~ 15000 orders, production technology with current civil corporation, this is very inaccessible, even if reach such granularity, it is also huge dropping into manpower and materials, and the product generating out so also has no competitiveness; And the negative-pressure penetration method of the inorganic modified polyphenyl plate of making of invention has solved this problem cleverly, utilize polyphenyl plate itself to there is higher structural strength, by negative pressure, fire proofing material is infiltrated in polyphenyl plate, thereby reach the object that forms fireprotection layer on granules of polystyrene surface.
Polyacrylamide is a kind of flocculant adopting in the present invention, it is high molecular weight water soluble polymer, there is good flocculability, flocculability and the cohesive of fire proofing material have been strengthened in the present invention, thereby strengthen the bonding dynamics between fire proofing material and granules of polystyrene, make fire proofing material envelope closely granules of polystyrene, thoroughly polystyrene and air insulated are opened, reach the object that strengthens fireproof performance.
The lauryl sodium sulfate adopting in the present invention or dodecyl sodium sulfate are surfactants, there is good solubilising, with this, strengthen precipitated calcium carbonate, powdered whiting or kaolinic dissolubility, make in fire proofing material each component mix more even, also improved the permeability of fire proofing material simultaneously, help fire proofing material more easily to infiltrate in polyphenyl plate, and be evenly coated on the surface of granules of polystyrene, help fire proofing material to give full play to its fire line.
Silica aerogel is a kind of aeroge adopting in the present invention, is a kind of outer telogenesis solid shape, and inside is the cancellated material in space.Owing to being full of air in the net structure of space, air accounts for 80% left and right of volume, therefore the density of silica aerogel is extremely low, and coefficient of thermal conductivity and refractive index extremely low, there is splendid thermal insulation, as wherein a kind of component of fire proofing material, only need ratio seldom just can make the coefficient of thermal conductivity of fire proofing material reduce, guarantee that the heat-insulating property of the inorganic modified polyphenyl plate of this fire-type is good.In addition, silica aerogel seems fragile can't bear, in fact very sturdy and durable, can bear 1400 high temperature and the low temperature of subzero 130 degrees centigrade, and help fire proofing material further improves heat resistance and the resistance to type that freezes.
The fire-type polyphenyl plate of producing by the negative-pressure penetration method of the inorganic modified polyphenyl plate of this making provided by the invention has very excellent fire line, heat-insulating property and extremely low water imbibition.
The above-mentioned foundation desirable embodiment of the present invention of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on manual, must determine its technical scope according to claim scope.
Claims (8)
1. make a negative-pressure penetration method for inorganic modified polyphenyl plate, it is characterized in that, comprise the following steps:
Preparation fire proofing material, joins raw material in mixer and stirs according to proportioning;
Infiltrate, first the polyphenyl plate of moulding is put into and put into airtight container, then described fire proofing material is injected to described container and airtight container is sealed, then utilize vacuum pump to vacuumize airtight container, vacuum is-55 ~-65cmHg, and described fire proofing material evenly infiltrates and solidifies gradually from the top of described polyphenyl plate;
Dry, the polyphenyl plate of infiltrating fire proofing material is taken out from described container, then make described fire proofing material dehydration form inorganic modified polyphenyl plate by the mode of drying or dry.
2. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 1, is characterized in that: on described closed container, for the interface that vacuumizes, the bottom near described polyphenyl plate arranges.
3. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 2, is characterized in that: described fire proofing material is counted and comprised by weight:
60 ~ 80 parts of water glass or Ludox;
15 ~ 25 parts of precipitated calcium carbonate, powdered whiting or kaolin;
1 ~ 2 part of polyacrylamide;
0.5 ~ 1.5 part of lauryl sodium sulfate or dodecyl sodium sulfate;
4 ~ 5 parts of carbon dioxide;
0.5 ~ 1.5 part of silica aerogel;
Described precipitated calcium carbonate, powdered whiting or kaolinic granularity are 800 ~ 2000 orders.
4. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 3, it is characterized in that: in infiltrating step, by volume, be first that the polyphenyl plate that 1m3, quality are 14 ~ 22kg is neatly placed in described container, then the fire proofing material that is 40 ~ 100kg by quality from top pouring on described polyphenyl plate.
5. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 4, is characterized in that: in preparation fire proofing material step, described mixer is 5 ~ 10 minutes to the mixing time of raw material.
6. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 4, is characterized in that: in described container, inject after described fire proofing material and wait for after 1 ~ 3 minute and the polyphenyl plate of infiltrating fire proofing material being taken out from container again.
7. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 4, is characterized in that: in described drying steps, bake out temperature is 80 ~ 100 ℃, and drying time is 40 ~ 60 minutes.
8. the negative-pressure penetration method of the inorganic modified polyphenyl plate of making as claimed in claim 1, is characterized in that, also comprises step:
Reclaim, from described container bottom, collect and do not infiltrate the fire proofing material polyphenyl plate, and sent back in described mixer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259773.1A CN104018588B (en) | 2014-06-12 | 2014-06-12 | Make the negative-pressure penetration method of inorganic modified styrofoam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259773.1A CN104018588B (en) | 2014-06-12 | 2014-06-12 | Make the negative-pressure penetration method of inorganic modified styrofoam |
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| CN104018588A true CN104018588A (en) | 2014-09-03 |
| CN104018588B CN104018588B (en) | 2016-08-17 |
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Cited By (13)
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| CN104961428A (en) * | 2015-06-27 | 2015-10-07 | 宁夏保利节能科技有限公司 | Preparation method of inorganic modified polystyrene insulation board |
| CN105000829A (en) * | 2015-06-13 | 2015-10-28 | 刘政辰 | Crystallized modified polystyrene board and manufacturing method thereof |
| CN106363937A (en) * | 2016-09-23 | 2017-02-01 | 济南大学 | Silica aerogel penetrating A-class fireproof heat retaining panel and manufacturing method thereof |
| CN106400991A (en) * | 2016-09-23 | 2017-02-15 | 济南大学 | Cement permeation type polyphenyl-particle-wrapped class-A fireproof insulation board and manufacturing method thereof |
| CN106522389A (en) * | 2016-11-11 | 2017-03-22 | 济南大学 | Outer heat insulation system of outer walls of cement permeating wrapping polyphenyl granule fireproof heat insulation plates |
| CN106567469A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Flame-retardant polystyrene board and manufacturing method thereof |
| CN106567467A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Fireproof polystyrene board and preparation method of the same |
| CN106567466A (en) * | 2016-11-11 | 2017-04-19 | 济南大学 | External wall thermal insulation system provided with silica aerogel permeable fireproof insulation board |
| CN107457883A (en) * | 2017-08-28 | 2017-12-12 | 四川大学 | A kind of sheet material automatic assembly line grouting equipment and grouting method |
| CN108164743A (en) * | 2017-12-22 | 2018-06-15 | 山东盛都节能科技有限公司 | A grades of fire-proof plates of graphite and preparation method and production equipment |
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| CN105000829A (en) * | 2015-06-13 | 2015-10-28 | 刘政辰 | Crystallized modified polystyrene board and manufacturing method thereof |
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| CN104961428A (en) * | 2015-06-27 | 2015-10-07 | 宁夏保利节能科技有限公司 | Preparation method of inorganic modified polystyrene insulation board |
| CN106567469B (en) * | 2016-08-09 | 2020-09-25 | 吴理侃 | Flame-retardant polystyrene board and preparation method thereof |
| CN106567467B (en) * | 2016-08-09 | 2021-02-23 | 吴理侃 | Fireproof polystyrene board and preparation method thereof |
| CN106567469A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Flame-retardant polystyrene board and manufacturing method thereof |
| CN106567467A (en) * | 2016-08-09 | 2017-04-19 | 吴理侃 | Fireproof polystyrene board and preparation method of the same |
| CN106363937A (en) * | 2016-09-23 | 2017-02-01 | 济南大学 | Silica aerogel penetrating A-class fireproof heat retaining panel and manufacturing method thereof |
| CN106400991A (en) * | 2016-09-23 | 2017-02-15 | 济南大学 | Cement permeation type polyphenyl-particle-wrapped class-A fireproof insulation board and manufacturing method thereof |
| CN106567466A (en) * | 2016-11-11 | 2017-04-19 | 济南大学 | External wall thermal insulation system provided with silica aerogel permeable fireproof insulation board |
| CN106522389A (en) * | 2016-11-11 | 2017-03-22 | 济南大学 | Outer heat insulation system of outer walls of cement permeating wrapping polyphenyl granule fireproof heat insulation plates |
| CN107457883A (en) * | 2017-08-28 | 2017-12-12 | 四川大学 | A kind of sheet material automatic assembly line grouting equipment and grouting method |
| CN108164743A (en) * | 2017-12-22 | 2018-06-15 | 山东盛都节能科技有限公司 | A grades of fire-proof plates of graphite and preparation method and production equipment |
| CN110067316A (en) * | 2018-01-23 | 2019-07-30 | 赵天 | Waterglass base fire-proof plate and preparation method thereof |
| CN109400944A (en) * | 2018-09-06 | 2019-03-01 | 浙江鹏远新材料股份有限公司 | A kind of production technology of flame retardant polystyrene foam plate |
| CN111660482A (en) * | 2020-06-15 | 2020-09-15 | 常州市武进区湖塘常松建材有限公司 | Polystyrene insulation board and preparation method thereof |
| CN111660482B (en) * | 2020-06-15 | 2022-09-06 | 镇江市常松建材有限公司 | Polystyrene insulation board and preparation method thereof |
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