CN101225225B - Organic insulation antiseptic flame retardant material as well as preparation and method of use thereof - Google Patents
Organic insulation antiseptic flame retardant material as well as preparation and method of use thereof Download PDFInfo
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- CN101225225B CN101225225B CN2007103044675A CN200710304467A CN101225225B CN 101225225 B CN101225225 B CN 101225225B CN 2007103044675 A CN2007103044675 A CN 2007103044675A CN 200710304467 A CN200710304467 A CN 200710304467A CN 101225225 B CN101225225 B CN 101225225B
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- flame retardant
- insulation antiseptic
- retardant material
- antiseptic flame
- foaming
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Abstract
The invention discloses an organic thermal insulation antiseptic flame retardant material and a preparation and application method, which is characterized in that: the organic thermal insulation antiseptic flame retardant material is prepared through the chemical reaction of the polyisocyanate containing the flame retardant and the polyether polyol; the preparation method comprises the following steps: the flame retardant is respectively added in the polyisocyanate and the polyether polyol, then a mixture stirring is carried out, and a flexible elastic or rigid polyurethane thermal insulation antiseptic flame retardant material is generated through the chemical reaction and a foaming expansion curing; and the application method comprises the following steps: the polyisocyanate containing the flame retardant and the polyether polyol are mixably stirred, the liquid state material is perfused or sprayed on the position or the equipment demanding to be protected before the liquid state material foaming; start foam expansion and curing and then generate the protective layer integrating the thermal insulation, the anticorrosion and the flame retardant to a whole on the position or the equipment demanding to be protected.
Description
Technical field
The present invention relates to a kind of organic insulation antiseptic flame retardant material and preparation thereof and application method, be applicable to building, oil, chemical industry, electric power, telecommunications and traffic and transport field demand insulation antiseptic flame retardant material.
Background technology
In fields such as building, oil, chemical industry, electric power, telecommunications and communications and transportation to insulation, performance and utilisation technology thereof anticorrosion, fire retardant material have more and more higher requirement, and traditional insulation, anticorrosion, fire retardant material can not satisfied these requirements far away aspect performance, price, work-ing life, construction technology and the environmental protection.
1, aspect insulation, though traditional inorganic materials such as rock wool, pearlstone etc. are cheap, heat insulation effect is poor, work-ing life short.Though and high insulating effect such as at present a large amount of organic materials that uses such as styrofoam, polyethylene foam material, polyurethane foam material, but as be applied to build, the insulation aspect of petrochemical industry storage and transportation equipment or facilities for transport and communication also exists inflammable hidden danger, can decomposite toxic gas when meeting fire, threat to life safety, and some material can discharge the fluorocarbon gas that damages the ozone layer in manufacturing processed.
2, aspect fire-retardant, in order to satisfy needs such as modern communication, electric wiring, ventilation, the structure slit of running through thing opening such as cable shaft, cable testing bridge or buildings self in the buildings such as curtain wall seam, dilatation joint etc. are a large amount of to be existed.When the burst fire, flame, cigarette poison can run through the rapid skewered of thing opening and slit by these and spread, and jeopardize whole buildings and personnel safety.These buildingss are run through opening and slit to carry out the traditional material of shutoff and mainly contains anti-chamotte, fire wall, back-fire relief bag etc.Its construction technology complexity wastes time and energy, the comprehensive cost height, and particularly more to be difficult for shutoff tight at intensive or baroque position for cable, and generally have only 3-4 the work-ing life of this type of material, strengthened maintenance cost.
3, aspect anticorrosion, above-mentioned lagging material and fire retardant material mostly do not have anti-corrosion function.
Summary of the invention
Problem and defective for solving above-mentioned existence the invention provides a kind of organic insulation antiseptic flame retardant material and preparation thereof and application method.Described technical scheme is as follows:
A kind of organic insulation antiseptic flame retardant material comprises:
This organic insulation antiseptic flame retardant material is to be mixed in proportion stirring by polyisocyanates that contains fire retardant and polyether glycol, and through chemical reaction, foaming and intumescing solidifies gentle elasticity or the hard polyaminoester insulation antiseptic flame retardant material of making.Described fire retardant is made up of the multiple inorganics that contains nitrogen, phosphorus, carbon, calcium.
A kind of preparation method of organic insulation antiseptic flame retardant material comprises:
In polyisocyanates, add the inorganic combustion inhibitor of 5～12% weight, and stir;
In polyether glycol, add the inorganic combustion inhibitor of 20～40% weight, and stir;
The polyisocyanates and the polyether glycol that will contain fire retardant mix stirring by 0.85: 1 weight ratio, and through chemical reaction, foaming and intumescing solidifies, and makes gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material.
The density of described gentle elastic polyurethane insulation antiseptic flame retardant material is 200kg/m
3～250kg/m
3, the density of hard polyaminoester insulation antiseptic flame retardant material is 80kg/m
3～100kg/m
3
The present invention also provides a kind of application method of organic insulation antiseptic flame retardant material, comprising:
Position or equipment periphery in the needs protection are gone along with sb. to guard him rapping plate;
Use special machinery or manual operations that polyisocyanates that contains fire retardant and polyether glycol are mixed stirring by 0.85: 1 weight ratio;
At mixed solution as yet not during foaming and intumescing, with this liquid material perfusion or spray to the position or the equipment that need protection and go along with sb. to guard him between the template, this liquid material unrestricted flow and foaming and intumescing, closely filling needs the position that protect or the space between equipment and template;
Through curing and demolding, on the position of needs protection or equipment, form firmly seamless insulation antiseptic fire-resisting protection layer.
The application method of described organic insulation antiseptic flame retardant material also comprises:
Mold developing as required;
Use special machinery or manual operations the polyisocyanates that contains fire retardant and polyether glycol by 0.85: 1 weight ratio mix stir after, at it as yet not during foaming and intumescing, this liquid material is poured into or sprays in the mould, after treating that this material foaming and intumescing solidifies, the demoulding obtains the fire-retardant prefabricated component of required insulation antiseptic.
The beneficial effect of technical scheme provided by the invention is:
By in polyisocyanates and polyether glycol, adding the inorganic combustion inhibitor that contains nitrogen, phosphorus, carbon, calcium, the polyisocyanates and the polyether glycol that will contain inorganic combustion inhibitor then are mixed in proportion stirring, through chemical reaction, foaming and intumescing solidifies makes gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material.This material has been realized the present invention:
1, improved heat insulation effect, its thermal conductivity is 0.02Kcal/mh ℃, is that thermal conductivity is minimum in the above-mentioned various insulation material.
2, the oxygen index of described material reaches 33.6, has reached the B1 grade standard that is incubated among the GB GB8624-1997 with porous plastics combustionproperty grade as lagging material; Reached the primary standard of GB GA161-1997 as fire-proof sealing material, the fire-resistant time limit was greater than three hours.Can satisfy the fireproof blocking of electric power, telecommunications, and the heat-insulating and fire-proof demand of petrochemical industry large-scale storage tank, pipe laying.
3, described material can with by the protection body secure bond, form fine and close bonding interface; The water-intake rate of described in addition material itself is less than 2%, and volume change is less than 4% in the acids of 10% concentration and concentrated base class.Therefore to being had certain preservative activity by protection body,
4, described material long service life, its life-span can reach more than 30 years under the situation of ultraviolet direct irradiation not having, and need not routine maintenance.
5, described material has good flowability before foamed solidification not, can freely be full of the die cavity or the space of complicated shape when foaming, solidifies afterwards and contact object good bond.Its compressive strength is 0.4-0.5MPa, and shearing resistance is 0.3-0.4MPa, need not extra reinforcement measure.Gu described material has good construction property.
6, described material has good environmental protection characteristic, does not all contain in its manufacturing, construction, use or produces nuisances such as halogen compound, formaldehyde or heavy metal.
Description of drawings
Fig. 1 is preparation method's schema of organic insulation antiseptic flame retardant material;
Fig. 2 is the structural representation of horizontal direction building structure upper shed shutoff organic insulation antiseptic flame retardant material;
Fig. 3 is the structural representation of vertical direction building structure upper shed shutoff organic insulation antiseptic flame retardant material.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Embodiment 1
Present embodiment provides a kind of organic insulation antiseptic flame retardant material, comprising:
Described organic insulation antiseptic flame retardant material is to be mixed in proportion stirring by polyisocyanates that contains fire retardant and polyether glycol, through chemical reaction, foaming and intumescing solidifies and gentle elasticity or the hard polyaminoester insulation antiseptic flame retardant material made, and described fire retardant is made up of the multiple inorganics that contains nitrogen, phosphorus, carbon, calcium.
Above-mentionedly make a kind of have gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material by polyisocyanates that contains fire retardant and polyether glycol.This material has superior heat insulating ability, referring to table 1, and the comparison of the present invention's heat-insulating property in material of construction:
Table 1
| Material | Thermal conductivity/kcal ①/(m·h·℃) | Insulation layer thickness/mm | Material | Thermal conductivity/kcal ①/(m·h·℃) | Insulation layer thickness/mm |
| Hard polyurethane foam | 0.020 | 25 | Jelutong bukit | 0.050 | 50 |
| Polystyrene foam | 0.035 | 40 | Fiberboard | 0.056 | 65 |
| Mineral wool | 0.040 | 45 | Concrete blocks | 0.300 | 380 |
| Expansion diatomite | 0.045 | 50 | Common brick | 0.600 | 860 |
Close bubble content greater than 90% in the foam structure of the hard polyurethane foaming material that present embodiment provides, water-intake rate is low, generally below 2%.The gas of sealing up for safekeeping in abscess has extremely low heat-conduction coefficient, and the adiabatic section bar with the hard polyurethane preparation even under very thin situation, also can obtain good insulation effect, is the good kind of heat-insulating property in the present material of construction.
Embodiment 2
As shown in Figure 1, present embodiment provides a kind of preparation method of organic insulation antiseptic flame retardant material, and its step mainly comprises:
In polyisocyanates, add the inorganic combustion inhibitor of 5～12% weight, and stir;
In polyether glycol, add the inorganic combustion inhibitor of 20～40% weight, and stir;
The polyisocyanates and the polyether glycol that will contain fire retardant mix stirring by 0.85: 1 weight ratio, and through chemical reaction, foaming and intumescing solidifies, and makes gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material.
The density of described gentle elastic polyurethane insulation antiseptic flame retardant material is 200kg/m
3～250kg/m
3, the density of hard polyaminoester insulation antiseptic flame retardant material is 80kg/m
3～100kg/m
3
Embodiment 3
Present embodiment provides a kind of application method of organic insulation antiseptic flame retardant material, comprising:
Position or equipment periphery in the needs protection are gone along with sb. to guard him rapping plate;
Use special machinery or manual operations that polyisocyanates that contains fire retardant and polyether glycol are mixed stirring by 0.85: 1 weight ratio;
At mixed solution as yet not during foaming and intumescing; with the perfusion of this liquid material or spray to position or the equipment that needs protection and go along with sb. to guard him between the template; this liquid material unrestricted flow and foaming and intumescing; closely fill the position of required protection or the space between equipment and template; through curing and demolding, on the position of needs protection or equipment, form firmly seamless insulation antiseptic fire-resisting protection layer.
Wherein, when the matrix openings of pouring into organic insulation antiseptic flame retardant material if desired needs shutoff, then go along with sb. to guard him rapping plate at the position that matrix openings need be protected, and a sprue gate is set, and pour into described organic insulation antiseptic flame retardant material in matrix openings by this sprue gate on the template of matrix openings one end.
As shown in Figure 2, be embedded in to be penetrated with in the organic insulation antiseptic flame retardant material 3 in the architectural openings 4 and run through thing 2, organic insulation antiseptic flame retardant material 3 with run through thing 2 and closely connect as one, form inseparable one-piece construction.Its construction procedure is: matrix 1 is provided with opening 4, when needs shutoff opening 4, installs template 5 in the lower end of opening 4, in order to avoid leakage.The cavity volume of filling according to the expansion ratio and the needs of mixed solution is determined the quantity of the dabbling mixed solution of needs earlier, use special machinery or manual operations by actual needs mixed solution quantity then, polyisocyanates that contains fire retardant and polyether glycol are mixed stirring by 0.85: 1 weight ratio., mixed solution is poured in the opening 4 as yet not during foaming and intumescing at mixed solution.This liquid material unrestricted flow and foaming and intumescing, the insulation antiseptic flame retardant material that generated 3 be shutoff opening 4 and tamp the slit of running through 2 of things fully closely.Insulation antiseptic flame retardant material 3 behind the curing molding can with the inwall close and firm that runs through thing 2 and opening 4 in conjunction with forming incorporate structure, have section fiery shutoff problem that complexity runs through the opening 4 of thing in the building structure thereby solved, realized shutoff opening quickly and easily.Because this organic insulation antiseptic flame retardant material itself is easy to boring or cutting, is convenient to increase and replacing and runs through thing.
As shown in Figure 3, when needs shutoff opening 4, the mounting template 5 and 6 respectively at 4 two ends of opening, wherein the template top of a side is provided with sprue gate 7, the cavity volume of filling according to the expansion ratio and the needs of mixed solution is determined the quantity of the dabbling mixed solution of needs earlier, use special machinery or manual operations by actual needs mixed solution quantity then, polyisocyanates that contains fire retardant and polyether glycol are mixed stirring by 0.85: 1 weight ratio., mixed solution is poured in the opening 4 by sprue gate 7 as yet not during foaming and intumescing at mixed solution.This liquid material unrestricted flow and foaming and intumescing, the insulation antiseptic flame retardant material that generated 3 be shutoff opening 4 and tamp the slit of running through 2 of things fully closely.Behind the curing molding, form removal 5 and 6.This insulation antiseptic flame retardant material 3 can with the inwall close and firm that runs through thing 2 and opening 4 in conjunction with forming incorporate structure.
The application method that present embodiment provides has good flowability because of the material that uses, when foaming, can freely be full of the die cavity or the space of complicated shape, solidify back and contact object secure bond, its compressive strength is 0.4-0.5MPa, shearing resistance is 0.3-0.4MPa, need not extra reinforcement measure, embodied good construction property.
The above; only be the simple concrete Implementation Modes of the present invention, but protection scope of the present invention is not limited thereto, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (6)
1. an organic insulation antiseptic flame retardant material is characterized in that, described insulation antiseptic flame retardant material is prepared by following method; In polyisocyanates, add the inorganic combustion inhibitor of 8～12% weight, and stir;
In polyether glycol, add the inorganic combustion inhibitor of 20～40% weight, and stir;
The polyisocyanates and the polyether glycol that will contain fire retardant mix stirring by 0.85: 1 weight ratio, and through chemical reaction, foaming and intumescing solidifies, and makes gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material.
2. organic insulation antiseptic flame retardant material according to claim 1 is characterized in that, described organic insulation antiseptic flame retardant material can be charing expanded when meeting fire, and expansion multiplying power is 1～2 times.
3. the preparation method of an organic insulation antiseptic flame retardant material is characterized in that,
In polyisocyanates, add the inorganic combustion inhibitor of 8～12% weight, and stir;
In polyether glycol, add the inorganic combustion inhibitor of 20～40% weight, and stir;
The polyisocyanates and the polyether glycol that will contain fire retardant mix stirring by 0.85: 1 weight ratio, and through chemical reaction, foaming and intumescing solidifies, and makes gentle elasticity or hard polyaminoester insulation antiseptic flame retardant material.
4. the preparation method of organic insulation antiseptic flame retardant material according to claim 4 is characterized in that, the density of described gentle elastic polyurethane insulation antiseptic flame retardant material is 200kg/m
3～250kg/m
3, the density of hard polyaminoester insulation antiseptic flame retardant material is 80kg/m
3～100kg/m
3
5. the application method of the described organic insulation antiseptic flame retardant material of claim 1 is characterized in that,
Position or equipment periphery in the needs protection are gone along with sb. to guard him rapping plate;
Use special machinery or manual operations that polyisocyanates that contains fire retardant and polyether glycol are mixed stirring by 0.85: 1 weight ratio;
At mixed solution as yet not during foaming and intumescing, with this liquid material perfusion or spray to the position or the equipment that need protection and go along with sb. to guard him between the template, this liquid material unrestricted flow and foaming and intumescing, closely filling needs the position that protect or the space between equipment and template;
Through curing and demolding, on the position of needs protection or equipment, form firmly seamless insulation antiseptic fire-resisting protection layer.
6. the application method of organic insulation antiseptic flame retardant material according to claim 5 is characterized in that,
Mold developing as required;
Use special machinery or manual operations the polyisocyanates that contains fire retardant and polyether glycol by 0.85: 1 weight ratio mix stir after, at it as yet not during foaming and intumescing, this liquid material is poured into or sprays in the mould, after treating that this material foaming and intumescing solidifies, the demoulding obtains the fire-retardant prefabricated component of required insulation antiseptic.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007103044675A CN101225225B (en) | 2007-12-28 | 2007-12-28 | Organic insulation antiseptic flame retardant material as well as preparation and method of use thereof |
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| CN2007103044675A CN101225225B (en) | 2007-12-28 | 2007-12-28 | Organic insulation antiseptic flame retardant material as well as preparation and method of use thereof |
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|---|---|
| CN101225225A CN101225225A (en) | 2008-07-23 |
| CN101225225B true CN101225225B (en) | 2011-07-27 |
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| CN101508898B (en) * | 2009-03-17 | 2012-06-06 | 公安部四川消防研究所 | Flame-proof liquid special for historic building and method of preparing the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5010113A (en) * | 1989-06-01 | 1991-04-23 | Blount David H | Flame-retardant polyurethane products |
| CN1180026C (en) * | 2003-06-25 | 2004-12-15 | 徐俊宽 | Polyurethane foamed wall body heat insulating board and its production method |
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2007
- 2007-12-28 CN CN2007103044675A patent/CN101225225B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5010113A (en) * | 1989-06-01 | 1991-04-23 | Blount David H | Flame-retardant polyurethane products |
| CN1180026C (en) * | 2003-06-25 | 2004-12-15 | 徐俊宽 | Polyurethane foamed wall body heat insulating board and its production method |
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Effective date of registration: 20110919 Address after: 100025 Beijing Chaoyang District city ten Li Bao Jingmian Metro No. 128 building three Room 201 Patentee after: Zhang Guolin Address before: 100045 Beijing city Xicheng District Wai Avenue No. 8-813 Co-patentee before: Zhang Guolin Patentee before: Zhang Jianchun |
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