CN107777912A - A kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof - Google Patents
A kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof Download PDFInfo
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- CN107777912A CN107777912A CN201610761386.7A CN201610761386A CN107777912A CN 107777912 A CN107777912 A CN 107777912A CN 201610761386 A CN201610761386 A CN 201610761386A CN 107777912 A CN107777912 A CN 107777912A
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- parts
- structure special
- lining concrete
- special fireproof
- tunnel structure
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
- C04B40/0046—Premixtures of ingredients characterised by their processing, e.g. sequence of mixing the ingredients when preparing the premixtures
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/63—Flame-proofing agents
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The invention discloses a kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof, the lining concrete in tunnel structure special fireproof fiber, it is according to the component of parts by weight：31 40 parts of nylon fiber, 5 15 parts of glass fibre, 12 18 parts of triethanolamine, 8 10 parts of Tissuemat E, 46 parts of diisocyanate, 26 parts of mica powder, 14 parts of gypsum.The fire proofing firbre made using this formula, should material with fire resisting fire-proof function between fire resisting grow, light weight, high temperature resistant is weather-proof, it is heat-resisting the characteristics of.
Description
Technical field
The present invention relates to a kind of fire proofing material field, specifically a kind of lining concrete in tunnel structure special fireproof fiber and
Its preparation method.
Background technology
(fire-retardant) fiber of preventing fires is a kind of fire proofing, is one of the fiber that current countries in the world are all attached great importance to.Fiber
Fire protection flame retarding be it can be seen from combustion process try hinder fiber thermal decomposition, suppress imflammable gas generation and dilution
Imflammable gas, change thermolysis mechanism, block Thermal feedback loop, and air-isolation and thermal environment, eliminated to reach
Or mitigate burning three elements influence, and reach fire protection flame retarding purpose.In the prior art, the fire-proof flame-retardant fibre of generally use is general
There is PBI (polybenzimidazoles) fiber, PVC fibers, PTFE (polytetrafluoroethylene (PTFE)), PPTA (PPTA), poly-
Amide-imide fiber, Prylanitz fibers and synthetic fibers etc..The fire-proof flame-retardant fibre that China produces at present mostly with
It is unfavorable to environment and sustainable development based on halogen or phosphorous particulate.It is therefore desirable to provide a kind of environment-friendly fireproof fire-retardant fibre
Dimension.
The content of the invention
It is an object of the invention to provide a kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof, with
Solve the problems, such as to propose in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 31-
40 parts, glass fibre 5-15 parts, triethanolamine 12-18 parts, Tissuemat E 8-10 parts, diisocyanate 4-6 parts, mica powder 2-6
Part, gypsum 1-4 parts.
Further scheme as the present invention：The lining concrete in tunnel structure special fireproof fiber, according to parts by weight
Primary raw material be：Nylon fiber 33-37 parts, glass fibre 8-11 parts, triethanolamine 13-15 parts, Tissuemat E 8-10 parts, two
Isocyanates 4-6 parts, mica powder 2-6 parts, gypsum 1-4 parts.
Further scheme as the present invention：The lining concrete in tunnel structure special fireproof fiber, according to parts by weight
Primary raw material be：35 parts of nylon fiber, 10 parts of glass fibre, 14 parts of triethanolamine, 9 parts of Tissuemat E, diisocyanate 5
Part, 4 parts of mica powder, 3 parts of gypsum.
Further scheme as the present invention：A diameter of 20 μm of the glass fibre.
Further scheme as the present invention：The purity of the triethanolamine is chromatographically pure.
Further scheme as the present invention：The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 30min-60min is stirred at 110 DEG C -120 DEG C, pressure 1.2MPa-1.6MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
Further scheme as the present invention：45min, pressure 1.4MPa are stirred in step (1) at 115 DEG C.
Compared with prior art, the beneficial effects of the invention are as follows：
Existing tunnel lining cutting fire proofing firbre can not effectively prevent the situation that concrete bursts under the conditions of overdoing, this hair
Bright product can ensure that any type of explosion does not occur under the conditions of overdoing for concrete；The fire prevention made using this formula
Fiber, should material with fire resisting fire-proof function with long between fire resisting, light weight, high temperature resistant is weather-proof, it is heat-resisting the characteristics of, solve
Certainly tunnel lining structure concrete occurs to burst in the case of overdoing for a long time and then causes tunnel entirety liner structure to destroy, prestige
The problem of coercing broad masses of the people's security of the lives and property.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 31
Part, 5 parts of glass fibre, 12 parts of triethanolamine, 8 parts of Tissuemat E, 4 parts of diisocyanate, 2 parts of mica powder, 1 part of gypsum；It is described
A diameter of 20 μm of glass fibre；The purity of the triethanolamine is chromatographically pure；The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 30min is stirred at 110 DEG C, pressure 1.2MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
Embodiment 2
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 33
Part, 8 parts of glass fibre, 13 parts of triethanolamine, 8 parts of Tissuemat E, 4 parts of diisocyanate, 2 parts of mica powder, 1 part of gypsum；It is described
A diameter of 20 μm of glass fibre；The purity of the triethanolamine is chromatographically pure；The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 30min is stirred at 110 DEG C, pressure 1.2MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
Embodiment 3
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 35
Part, 10 parts of glass fibre, 14 parts of triethanolamine, 9 parts of Tissuemat E, 5 parts of diisocyanate, 4 parts of mica powder, 3 parts of gypsum；It is described
A diameter of 20 μm of glass fibre；The purity of the triethanolamine is chromatographically pure；The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 45min is stirred at 115 DEG C, pressure 1.4MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
Embodiment 4
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 37
Part, 11 parts of glass fibre, 15 parts of triethanolamine, 10 parts of Tissuemat E, 6 parts of diisocyanate, 6 parts of mica powder, 4 parts of gypsum；Institute
State glass fibre a diameter of 20 μm；The purity of the triethanolamine is chromatographically pure；The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 60min is stirred at 120 DEG C, pressure 1.6MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
Embodiment 5
A kind of lining concrete in tunnel structure special fireproof fiber, it is according to the primary raw material of parts by weight：Nylon fiber 40
Part, 15 parts of glass fibre, 18 parts of triethanolamine, 10 parts of Tissuemat E, 6 parts of diisocyanate, 6 parts of mica powder, 4 parts of gypsum；Institute
State glass fibre a diameter of 20 μm；The purity of the triethanolamine is chromatographically pure；The mesh number of the mica powder is 1200 mesh.
A kind of preparation method of lining concrete in tunnel structure special fireproof fiber, is concretely comprised the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, added under nitrogen protection
Enter diisocyanate, 60min is stirred at 120 DEG C, pressure 1.6MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time
For 30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (8)
1. a kind of lining concrete in tunnel structure special fireproof fiber, it is characterised in that be according to the primary raw material of parts by weight：Buddhist nun
Imperial fiber 31-40 parts, glass fibre 5-15 parts, triethanolamine 12-18 parts, Tissuemat E 8-10 parts, diisocyanate 4-6 parts,
Mica powder 2-6 parts, gypsum 1-4 parts.
2. lining concrete in tunnel structure special fireproof fiber according to claim 1, it is characterised in that mix in the tunnel
Native liner structure special fireproof fiber is coagulated, is according to the primary raw material of parts by weight：Nylon fiber 33-37 parts, glass fibre 8-11
Part, triethanolamine 13-15 parts, Tissuemat E 8-10 parts, diisocyanate 4-6 parts, mica powder 2-6 parts, gypsum 1-4 parts.
3. lining concrete in tunnel structure special fireproof fiber according to claim 1 or 2, it is characterised in that the tunnel
Road concrete lining structure special fireproof fiber, it is according to the primary raw material of parts by weight：35 parts of nylon fiber, glass fibre 10
Part, 14 parts of triethanolamine, 9 parts of Tissuemat E, 5 parts of diisocyanate, 4 parts of mica powder, 3 parts of gypsum.
4. lining concrete in tunnel structure special fireproof fiber according to claim 3, it is characterised in that the glass fibers
A diameter of 20 μm of dimension.
5. lining concrete in tunnel structure special fireproof fiber according to claim 4, it is characterised in that three ethanol
The purity of amine is chromatographically pure.
6. lining concrete in tunnel structure special fireproof fiber according to claim 5, it is characterised in that the mica powder
Mesh number be 1200 mesh.
7. a kind of preparation method of lining concrete in tunnel structure special fireproof fiber as described in claim 1-6 is any, its
It is characterised by, concretely comprises the following steps：
(1) first, nylon fiber and glass fibre, triethanolamine, Tissuemat E are stirred, add two under nitrogen protection
Isocyanates, 30min-60min is stirred at 110 DEG C -120 DEG C, pressure 1.2MPa-1.6MPa, semi-finished product are made；
(2) finally, semi-finished product and mica powder, gypsum are subjected to mixing stirring, speed of agitator 320r/min, mixing time is
30min, then centrifuge washing, vacuum freeze drying at a temperature of being subsequently placed at 4 DEG C, is produced.
8. the preparation method of lining concrete in tunnel structure special fireproof fiber according to claim 7, it is characterised in that
45min, pressure 1.4MPa are stirred in step (1) at 115 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761386.7A CN107777912A (en) | 2016-08-31 | 2016-08-31 | A kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610761386.7A CN107777912A (en) | 2016-08-31 | 2016-08-31 | A kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107777912A true CN107777912A (en) | 2018-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610761386.7A Pending CN107777912A (en) | 2016-08-31 | 2016-08-31 | A kind of lining concrete in tunnel structure special fireproof fiber and preparation method thereof |
Country Status (1)
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| CN (1) | CN107777912A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101263253A (en) * | 2004-11-30 | 2008-09-10 | 普罗佩克斯地理解决方案公司 | Flame resistant fiber blends, fire and heat barrier fabrics and related processes |
| CN105221165A (en) * | 2015-10-12 | 2016-01-06 | 同济大学 | Microcapsules are from fireproof tunnel concrete lining |
-
2016
- 2016-08-31 CN CN201610761386.7A patent/CN107777912A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101263253A (en) * | 2004-11-30 | 2008-09-10 | 普罗佩克斯地理解决方案公司 | Flame resistant fiber blends, fire and heat barrier fabrics and related processes |
| CN105221165A (en) * | 2015-10-12 | 2016-01-06 | 同济大学 | Microcapsules are from fireproof tunnel concrete lining |
Non-Patent Citations (3)
| Title |
|---|
| 李红强: "《胶粘原理、技术及应用》", 31 January 2014, 华南理工大学出版社 * |
| 李陶琦等: "玻璃纤维水性防火涂料的研制", 《玻璃纤维》 * |
| 王艳，赵凯月，宋战平，毕晓静: "钢-聚丙烯混杂纤维混凝土研究进展", 《硅酸盐通报》 * |
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Application publication date: 20180309 |