CN115215582B - Integrated framework of outer wall fireproof heat-insulating plate and manufacturing method thereof - Google Patents

Integrated framework of outer wall fireproof heat-insulating plate and manufacturing method thereof Download PDF

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Publication number
CN115215582B
CN115215582B CN202110404707.9A CN202110404707A CN115215582B CN 115215582 B CN115215582 B CN 115215582B CN 202110404707 A CN202110404707 A CN 202110404707A CN 115215582 B CN115215582 B CN 115215582B
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parts
integral
skeleton
insulation board
binder
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CN115215582A (en
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谭爱武
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Xiangtan Xinhongtai Automobile Sales Co ltd
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Xiangtan Xinhongtai Automobile Sales Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B26/08—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing halogen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C04B26/04—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B26/045—Polyalkenes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
    • C04B26/02—Macromolecular compounds
    • C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B26/18—Polyesters; Polycarbonates
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/78—Heat insulating elements
    • E04B1/80—Heat insulating elements slab-shaped
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/92—Protection against other undesired influences or dangers
    • E04B1/94—Protection against other undesired influences or dangers against fire
    • E04B1/941—Building elements specially adapted therefor
    • E04B1/942—Building elements specially adapted therefor slab-shaped
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/40—Porous or lightweight materials
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
    • C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Building Environments (AREA)

Abstract

The invention provides an integral framework of an outer wall fireproof insulation board and a manufacturing method thereof, wherein the raw materials of the integral framework comprise 25-45 parts of sepiolite; 5-10 parts of perlite; 35-45 parts of a binder; 0.5-1.5 parts of AC foaming agent; 0.3-0.8 part of stabilizer; 20-35 parts of an additive; wherein the binder is at least one of PVC, PE, polypropylene and PC; wherein the additive is light calcium carbonate or kaolin. The invention uses PVC, PE, polypropylene and PC as binder to make the inflammable matter permeate into the pores of other components to be blocked and not inflammable, the integral skeleton has obvious flame-retardant effect.

Description

Integrated framework of outer wall fireproof heat-insulating plate and manufacturing method thereof
Technical Field
The invention relates to the technical field of fireproof heat-insulating materials, in particular to an integrated framework of an outer wall fireproof heat-insulating plate and a manufacturing method thereof.
Background
As a fireproof material, the fireproof heat-insulating board is widely applied to the inner and outer walls of residential buildings. The existing fireproof heat-insulating board mainly comprises a cement foaming heat-insulating board, a rock wool heat-insulating board, an expansion fireproof material fireproof heat-insulating board and the like. The cement foaming insulation board is prepared from cement and fly ash as main raw materials, a small amount of aggregate, admixture and water are added, and the materials are mixed, stirred and cast into a mold; the rock wool heat-insulating board is a hydrophobic rock wool board produced by a pendulum method, is a heat-insulating layer material, and is fixedly connected with a base layer wall body by adopting a bonding and nailing combined process to form a structure with a bonding layer, a heat-insulating layer, a plastering layer, a finishing layer and accessories; in addition, the expansion type fireproof material fireproof heat-insulating board takes fireproof materials such as expanded perlite, expanded vermiculite and the like as a main framework, and integrates fireproof, heat-insulating and heat-insulating functions into a whole under the action of a reinforcement material and an adhesive.
However, the cement foaming heat-insulating board has the advantages of loose integral structure, re-construction of the facing layer, infirm installation and adhesion with the wall body and certain water absorption; the rock wool heat-insulating board mainly uses a silicon-calcium board as a veneer and a bottom board at present, the whole structure is a combined structure, layering and falling easily occur, the silicon-calcium material and the rock wool have certain water absorbability, and in addition, the installation is too complicated; the expansion type fireproof heat-insulating board is easy to loose, and has certain water absorption.
Disclosure of Invention
Aiming at some problems of the insulation board, the invention provides an integral framework of an outer wall fireproof insulation board and a manufacturing method thereof, and solves the problems of low flame retardant property, large overall quality, easy loosening and the like of the insulation board in the prior art.
An integral framework of an outer wall fireproof insulation board comprises the following raw materials:
25-45 parts of sepiolite;
5-10 parts of perlite;
35-45 parts of a binder;
0.5-1.5 parts of AC foaming agent;
0.3-0.8 part of stabilizer;
20-35 parts of light calcium carbonate;
the binder is at least one of PVC, PE, polypropylene and PC.
In one possible embodiment, the sepiolite, perlite, binder, AC blowing agent, stabilizer and additive are all powders, the diameter of the powder particles being 200 mesh.
In one possible embodiment, the integral skeleton of the exterior wall fireproof insulation board specifically comprises the following raw materials:
30 parts of sepiolite;
5 parts of perlite;
38.5 parts of binder;
1 part of AC foaming agent;
0.5 part of stabilizer;
25 parts of light calcium carbonate.
A manufacturing method of an integral framework of an outer wall fireproof heat-insulating plate comprises the following steps:
A. weighing the raw materials of each component;
B. fully mixing and uniformly stirring the raw materials of all the components;
C. heating the mixture to soften the binder into a flowable state;
D. conveying the mixture into a die cavity of a die, and extruding the mixture from an outlet of the die cavity through an extruder to form a strip-shaped integrated framework;
F. and cutting the long-strip-shaped integral skeleton into required lengths after the integral skeleton is cooled.
In a possible embodiment, in said step C, the temperature of heating is 160-200 ℃.
In one possible embodiment, a plurality of cavities for filling the insulation material are formed in the middle of the integral skeleton in the step D.
The integral framework of the exterior wall fireproof insulation board provided by the invention has the following advantages:
1. the main materials of the integral framework provided by the invention are sepiolite, light calcium carbonate (slaked lime) and perlite, which belong to light materials, and can effectively reduce the weight of the integral framework structure.
2. The integral skeleton provided by the invention takes PVC, PE, polypropylene, PC or other materials as the binder among the components of the integral skeleton, so that the integral skeleton has the advantages of reduced overall weight, reduced cost, convenience in production, high forming speed and strong plasticity.
3. The adhesive in the integrated framework is inflammable substances, and after the other components are scientifically proportioned, the inflammable substances can permeate into the pore cavities of the other components and can not burn through the blocking of the pore cavity walls, so that a good flame-retardant effect is achieved.
4. The main materials in the integrated framework are sepiolite and perlite with heat preservation function, and the heat preservation effect of the heat preservation plate can be effectively improved.
According to the manufacturing method of the integral skeleton of the fireproof insulation board for the outer wall, the adhesive is softened into the flowing state through heating, the flowing adhesive can infiltrate into the pore inner cavities of sepiolite and perlite to enable the components to be mutually bonded together, the bonding degree is high, the bonded fluid is conveyed into the die cavity of the forming die and then is extruded into the integral skeleton, the forming speed is high, the flame-retardant grade of the formed integral skeleton can reach A1 grade, and the formed integral skeleton is not easy to loosen.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1.
The integrative skeleton of outer wall fire prevention heated board that this embodiment provided includes following component: 30 parts of sepiolite; 5 parts of perlite; 38.5 parts of PVC; 1 part of AC foaming agent; 0.5 part of stabilizer; 25 parts of light calcium carbonate.
Wherein, the sepiolite, the perlite, the PVC, the AC foaming agent, the stabilizer and the light calcium carbonate are all powder, the diameter of the powder is 0.1-0.2mm, and the powder is 200 meshes, namely about 0.15 mm. The components are mixed in the same size, so that the components are easy to mix uniformly.
Alternatively, the light calcium carbonate can be replaced by kaolin, and the proportion of the kaolin to the light calcium carbonate is the same.
The manufacturing method of the integral framework of the outer wall fireproof heat-insulating plate comprises the following steps:
A. weighing the raw materials of the components according to a proportion;
B. fully mixing and uniformly stirring the raw materials of all the components in a mixing stirrer;
C. conveying the mixture into a screw extruder and heating the mixture to 180 ℃ to soften the PVC into a flow state;
D. extruding the flowing mixture into a die cavity of a die through a screw extruder, and extruding the mixture from an outlet of the die cavity to form a strip-shaped integral framework;
F. cooling and forming by a water cooling system, and cutting the material into required lengths.
Wherein the outlet of the die cavity is arranged in a shape matched with the cross section of the integral framework, and the mixture in a flowing state is extruded from the outlet. The PVC can be rapidly cooled, and the PVC is combined with the cooling of the water cooling system, so that the long-strip-shaped integrated framework coming out of the outlet is rapidly solidified and formed. The molded integral skeleton can be cut into a set length according to the requirement. Optionally, the integral framework is in a square structure, and a plurality of cavities for adding other heat insulation materials are formed in the middle of the integral framework. The integral framework is used as a frame body of the heat-insulating plate, and can be processed into an integral structure, so that the problem of layered falling possibly occurring in the long-term use process can be effectively avoided, and in addition, the integral structure is simple to process and easy to construct. The integral skeleton also has a good flame retardant effect, and the fire-proof grade can reach A1 grade.
Optionally, the heat insulation material filled in the inner cavity of the integral framework can be rock wool, perlite, cement foaming or the like.
Example 2.
The integrative skeleton of outer wall fire prevention heated board that this embodiment provided includes following component: 20 parts of sepiolite; 5 parts of perlite; PE 38 parts; 1.5 parts of AC foaming agent; 0.5 part of stabilizer; 35 parts of light calcium carbonate.
The method for manufacturing the integral skeleton of the exterior wall fireproof insulation board is similar to that of the embodiment 1, and is not repeated here.
Example 3.
The integrative skeleton of outer wall fire prevention heated board that this embodiment provided includes following component: 30 parts of sepiolite; 8 parts of perlite; 38.5 parts of a mixture of polypropylene and PC; 1 part of AC foaming agent; 0.5 part of stabilizer; 22 parts of light calcium carbonate.
The method for manufacturing the integral skeleton of the exterior wall fireproof insulation board is similar to that of the embodiment 1, and is not repeated here.
Technical performance indexes of the integral skeleton of the external wall insulation boards of the above examples 1 to 3 are shown in table 1:
table 1: technical performance index of integral skeleton
Sequence number Project Example 1 Example 2 Example 3
1 Coefficient of thermal conductivity W/Km 0.11 0.14 0.08
2 Density (Kg/m) 3 ） 900 1100 800
3 Water absorption percentage% 0.098 0.13 0.15
4 Compressive strength Mpa 17.8 17.1 15.7
5 Flexural strength Mpa 15.2 14.5 13.4
7 Combustion performance Otherwise A1 Otherwise A1 Otherwise A1
8 The smoke toxicity of the material is qualified when the smoke concentration is more than or equal to 25.0mg/l and the narcotic and the irritation are qualified Qualified product Qualified product Qualified product
9 No combustion drop or particle in 600s Non-burning drips Non-burning drips Non-burning drips

Claims (6)

1. An integral framework of an outer wall fireproof insulation board is characterized by comprising the following raw materials:
25-45 parts of sepiolite;
5-10 parts of perlite;
35-45 parts of a binder;
0.5-1.5 parts of AC foaming agent;
0.3-0.8 part of stabilizer;
20-35 parts of light calcium carbonate;
the binder is at least one of PVC, PE, polypropylene and PC.
2. The integrated framework of the fireproof insulation board for the outer wall according to claim 1, wherein sepiolite, perlite, adhesive, AC foaming agent, stabilizer and light calcium carbonate are all powder, and the diameter of powder particles is less than or equal to 200 meshes.
3. The integral skeleton of an exterior wall fireproof insulation board according to claim 1, which is characterized by comprising the following raw materials:
30 parts of sepiolite;
5 parts of perlite;
38.5 parts of binder;
1 part of AC foaming agent;
0.5 part of stabilizer;
25 parts of light calcium carbonate.
4. The method for manufacturing the integral skeleton of the fireproof insulation board for the outer wall according to claim 1, which is characterized by comprising the following steps:
A. weighing the raw materials of each component;
B. fully mixing and uniformly stirring the raw materials of all the components;
C. heating the mixture to soften the binder into a flowable state;
D. delivering the mixture into a die cavity of a die, and extruding the mixture from an outlet of the die cavity through an extruder to form a strip-shaped integral skeleton;
F. and cutting the long-strip-shaped integral skeleton into required lengths after the integral skeleton is cooled.
5. The method for manufacturing a skeleton of an exterior wall fireproof insulation board according to claim 4, wherein in the step C, the heating temperature is 160-200 ℃.
6. The method for manufacturing a skeleton of an exterior wall fireproof insulation board according to claim 4, wherein in the step D, a plurality of cavities for filling insulation materials are formed in the middle of the integral skeleton.
CN202110404707.9A 2021-04-15 2021-04-15 Integrated framework of outer wall fireproof heat-insulating plate and manufacturing method thereof Active CN115215582B (en)

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CN115215582B true CN115215582B (en) 2023-07-21

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1340557A (en) * 2000-08-30 2002-03-20 希尔蒂股份有限公司 Elastic fire-prevention board and its use for fire prevention at openings in wall, floor or top slab
CN1429960A (en) * 2001-12-29 2003-07-16 丛立亚 New type heat insulating plater, abnormal shape plate and its manufacturing method
CN103030857A (en) * 2011-10-08 2013-04-10 王广武 Thermoplastic polymer extrusion molding profile or rolling profile of inner filled pore-closed expanded perlite
CN103132620A (en) * 2013-03-07 2013-06-05 孔祥利 Integrated closed-cell perlite insulation board
CN105906968A (en) * 2016-06-29 2016-08-31 合肥广能新材料科技有限公司 Polystyrene composite thermal-insulation material and preparation method thereof
CN108002791A (en) * 2017-12-01 2018-05-08 界首市森威保温建材有限公司 A kind of homogeneous plate of exterior-wall heat insulation and its preparation process
CN207974357U (en) * 2017-12-29 2018-10-16 江苏正美生态木业有限公司 A kind of environment protection architecture wall Wood-plastic composite section bar

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1340557A (en) * 2000-08-30 2002-03-20 希尔蒂股份有限公司 Elastic fire-prevention board and its use for fire prevention at openings in wall, floor or top slab
CN1429960A (en) * 2001-12-29 2003-07-16 丛立亚 New type heat insulating plater, abnormal shape plate and its manufacturing method
CN103030857A (en) * 2011-10-08 2013-04-10 王广武 Thermoplastic polymer extrusion molding profile or rolling profile of inner filled pore-closed expanded perlite
CN103132620A (en) * 2013-03-07 2013-06-05 孔祥利 Integrated closed-cell perlite insulation board
CN105906968A (en) * 2016-06-29 2016-08-31 合肥广能新材料科技有限公司 Polystyrene composite thermal-insulation material and preparation method thereof
CN108002791A (en) * 2017-12-01 2018-05-08 界首市森威保温建材有限公司 A kind of homogeneous plate of exterior-wall heat insulation and its preparation process
CN207974357U (en) * 2017-12-29 2018-10-16 江苏正美生态木业有限公司 A kind of environment protection architecture wall Wood-plastic composite section bar

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