CN212603786U - Double-sided flame-retardant composite fabric - Google Patents
Double-sided flame-retardant composite fabric Download PDFInfo
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- CN212603786U CN212603786U CN202021048378.6U CN202021048378U CN212603786U CN 212603786 U CN212603786 U CN 212603786U CN 202021048378 U CN202021048378 U CN 202021048378U CN 212603786 U CN212603786 U CN 212603786U
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Abstract
The utility model belongs to the technical field of spinning fabrics, in particular to a double-sided flame-retardant composite fabric, which comprises a base layer and protective layers coated on the inner side and the outer side of the base layer; the base layer comprises a first flame-retardant layer, two second flame-retardant layers arranged on two sides of the first flame-retardant layer and a third flame-retardant layer arranged on the outer sides of the two second flame-retardant layers, the first flame-retardant layer is formed by weaving flame-retardant polyester fibers, the second flame-retardant layer is formed by weaving flame-retardant polyamide fibers, and the third flame-retardant layer is formed by weaving flame-retardant polypropylene fibers; the protective layer is a flame-retardant polyurethane layer arranged on the two third flame-retardant layers. The fabric woven by the flame-retardant polyester fibers is used as a first flame-retardant layer, the fabric woven by the flame-retardant polyamide fibers is used as a second flame-retardant layer, the fabric woven by the flame-retardant polypropylene fibers is used as a third flame-retardant layer, the three flame-retardant layers enable the composite fabric to achieve an excellent flame-retardant effect, and the composite fabric further has the properties of high strength, warmth retention, high elasticity, wear resistance and the like.
Description
Technical Field
The utility model belongs to the technical field of the spinning surface fabric, especially, relate to a two-sided fire-retardant compound surface fabric.
Background
With the continuous progress and development of society, the social wealth is increasing, meanwhile, the danger of fire disasters is also increasing, and the hazard of the fire disasters is also increasing. The improvement of the living standard of people and the enhancement of people oriented security consciousness, and the fire-proof textile and the flame retardant property are more and more concerned by people.
The utility model discloses a chinese utility model patent with publication number CN205648991U, it discloses a fire-retardant surface fabric, include nexine, fire-retardant layer and the glass fiber layer that distributes in proper order outside to by interior, nexine and fire-retardant layer are sewed up through fire-retardant dacron and are connected, and the nexine is woven by woof and the warp that adopts the polyphenylene sulfide fibre and is formed, and the woof includes dacron and cladding at the outlying fire retardant layer of dacron, and fire-retardant layer is woven by aramid fiber and is formed. The fabric is flame-retardant through the glass fiber layer, has a certain fireproof effect, but is easy to damage in actual use, and further cannot protect the inner layer.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists to the aforesaid, provide a compound surface fabric with two-sided fire-retardant.
The purpose of the utility model is realized like this: the utility model provides a two-sided fire-retardant compound surface fabric, includes the basic unit and coats in the inoxidizing coating of the inside and outside both sides of basic unit, its characterized in that: the base layer comprises a first flame-retardant layer, two second flame-retardant layers arranged on two sides of the first flame-retardant layer and a third flame-retardant layer arranged on the outer sides of the two second flame-retardant layers, the first flame-retardant layer is formed by weaving flame-retardant polyester fibers, the second flame-retardant layer is formed by weaving flame-retardant polyamide fibers, and the third flame-retardant layer is formed by weaving flame-retardant polypropylene fibers; the protective layer is a flame-retardant polyurethane layer arranged on the two third flame-retardant layers.
By adopting the technical scheme, the flame-retardant fabric is a special fabric for special occasions and relates to the fields of aerospace, army, fire control, petrochemical industry, electrical industry and the like. In order to ensure that the inner layer and the outer layer of the fabric have higher high-temperature resistance and flame retardance, the utility model makes the fabric into a composite fabric consisting of a base layer and a protective layer coated on the base layer; the flame-retardant polyurethane layer has the performances of wear resistance, temperature resistance, flame retardance and the like, so that the flame-retardant polyurethane layer is arranged on the base layer, and the inner layer and the outer layer of the base layer can have certain flame-retardant effect.
The flame-retardant polyester fiber is a modified polyester fiber with the oxygen limit index of 26-34, has excellent flame retardance, is mainly manufactured by a copolymerization method flame-retardant modification method and a blending method flame-retardant modification method, and a fabric spun by the flame-retardant polyester fiber not only has flame retardance, but also has higher strength and elastic recovery capability;
the flame-retardant polyamide fiber is commonly called flame-retardant nylon, and nylon has excellent mechanical property, electrical property, heat resistance, toughness, oil resistance, wear resistance, self-lubrication, chemical resistance and the like, is widely applied to various fields, and has a flame-retardant effect, so that modification is needed, the flame retardance of the modified nylon can reach V0 level, flame can be extinguished within 30 seconds after a combustion test, and the fabric spun by the flame-retardant polyamide fiber has good flame-retardant effect, and keeps the performances of heat preservation, moisture absorption and the like;
the flame-retardant polypropylene fiber is modified polypropylene with the oxygen-limited index of more than or equal to 27, which can be obtained by a physical or chemical method, and the fabric spun by the flame-retardant polypropylene fiber has good flame-retardant effect, and simultaneously keeps the characteristics of high strength, high elasticity, high wear resistance and the like;
in order to further improve the flame retardant effect of the composite fabric base layer, the fabric woven by flame-retardant polyester fibers is used as a first flame-retardant layer, the fabric woven by flame-retardant polyamide fibers is used as a second flame-retardant layer, the fabric woven by flame-retardant polypropylene fibers is used as a third flame-retardant layer, the composite fabric achieves excellent flame retardant effect through the three flame-retardant layers, and the composite fabric further has the properties of high strength, warmth retention, high elasticity, wear resistance and the like.
The utility model discloses further set up to: the first flame-retardant layer is divided into an inner layer and an outer layer, a heat-insulating layer is bonded between the inner layer and the outer layer, the heat-insulating layer is formed by mutually weaving aramid fibers serving as warps and ceramic fibers serving as wefts, the diameters of the warps are 8-15 mu m, the densities of the warps are 25.5 pieces/cm, the diameters of the wefts are 20-25 mu m, and the densities of the wefts are 13.7 pieces/cm.
By adopting the technical scheme, the aramid fiber is used as a novel high-tech synthetic fiber, and has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, ageing resistance, long life cycle and the like; the ceramic fiber is a fibrous light refractory material and has the advantages of light weight, high temperature resistance, good thermal stability, low thermal conductivity and the like; in order to enable the composite fabric to have a certain fireproof effect, the first flame-retardant layer is arranged into two layers, and a fabric which is formed by mutually weaving aramid fibers serving as warps and ceramic fibers serving as wefts is arranged between the first flame-retardant layer and the second flame-retardant layer and serves as a fireproof heat insulation layer.
The utility model discloses further set up to: the first flame-retardant layer, the second flame-retardant layer, the third flame-retardant layer and the protective layer are all formed by sequentially adhering adhesives and then thermally compounding.
Through adopting above-mentioned technical scheme, adopt the adhesive to bond first fire-retardant layer, the fire-retardant layer of second, the fire-retardant layer of third and inoxidizing coating in proper order to facilitate processing, improve production efficiency.
The utility model discloses further set up to: the adhesive is a high-performance thermosetting polyurethane adhesive.
By adopting the technical scheme, the polyurethane adhesive mainly comprises isocyanate, polyol, a solvent, a filler, a catalyst, a cross-linking agent, a chain extender, a preservative, a stabilizer and the like, is firmly connected with the surface of an adherend under the action of mechanical, physical and chemical changes, and can ensure the bonding strength between fabric layers by adopting a high-performance thermosetting polyurethane adhesive as an adhesive.
The utility model discloses further set up to: the total thickness of the composite fabric is 2mm-2.5 mm.
By adopting the technical scheme, the thickness of the fabric is reduced while various performances of the composite fabric are ensured to a certain extent.
The utility model has the advantages that:
1. in order to further improve the flame retardant effect of the composite fabric base layer, the fabric woven by flame-retardant polyester fibers is used as a first flame-retardant layer, the fabric woven by flame-retardant polyamide fibers is used as a second flame-retardant layer, the fabric woven by flame-retardant polypropylene fibers is used as a third flame-retardant layer, the composite fabric achieves excellent flame retardant effect through the three flame-retardant layers, and the composite fabric further has the properties of high strength, warmth retention, high elasticity, wear resistance and the like.
2. In order to enable the composite fabric to have a certain fireproof effect, the first flame-retardant layer is arranged into two layers, and a fabric which is formed by mutually weaving aramid fibers serving as warps and ceramic fibers serving as wefts is arranged between the first flame-retardant layer and the second flame-retardant layer and serves as a fireproof heat insulation layer.
3. The polyurethane adhesive mainly comprises isocyanate, polyol, solvent, filler, catalyst, cross-linking agent, chain extender, preservative, stabilizer and the like, and is firmly connected with the surface of an object under the action of mechanical, physical and chemical changes, and the high-performance thermosetting polyurethane adhesive is used as the adhesive to ensure the bonding strength between fabric layers.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the first flame retardant layer and the heat insulating layer of the present invention;
the reference numbers in the figures are: 1. a base layer; 11. a first flame retardant layer; 12. a second flame retardant layer; 13. a third flame retardant layer; 14. a thermal insulation layer; 2. and (4) a protective layer.
Detailed Description
In order to make the technical solutions in the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings:
a double-sided flame-retardant composite fabric is shown in figure 1 and comprises a base layer 1 and protective layers 2 coated on the inner side and the outer side of the base layer 1, wherein the base layer 1 comprises a first flame-retardant layer 11, two second flame-retardant layers 12 arranged on the two sides of the first flame-retardant layer 11 and a third flame-retardant layer 13 arranged on the outer sides of the two second flame-retardant layers 12, the first flame-retardant layer 11 is formed by weaving flame-retardant polyester fibers, the second flame-retardant layers 12 are formed by weaving flame-retardant polyamide fibers, and the third flame-retardant layer 13 is formed by weaving flame-retardant polypropylene fibers; the protective layer 2 is a flame-retardant polyurethane layer arranged on the two third flame-retardant layers 13.
The flame-retardant fabric is a special fabric used in special occasions and relates to the fields of aerospace, army, fire fighting, petrochemical industry, electrical industry and the like. In order to ensure that the inner layer and the outer layer of the fabric have higher high-temperature resistance and flame retardance, the fabric is made into a composite fabric consisting of a base layer 1 and a protective layer 2 coated on the base layer 1; the flame-retardant polyurethane layer has the performances of wear resistance, temperature resistance, flame retardance and the like, so that the flame-retardant polyurethane layer is arranged on the base layer 1, and the inner layer and the outer layer of the base layer 1 can have certain flame-retardant effect.
The flame-retardant polyester fiber is a modified polyester fiber with the oxygen limit index of 26-34, has excellent flame retardance, is mainly manufactured by a copolymerization method flame-retardant modification method and a blending method flame-retardant modification method, and a fabric spun by the flame-retardant polyester fiber not only has flame retardance, but also has higher strength and elastic recovery capability;
the flame-retardant polyamide fiber is commonly called flame-retardant nylon, and nylon has excellent mechanical property, electrical property, heat resistance, toughness, oil resistance, wear resistance, self-lubrication, chemical resistance and the like, is widely applied to various fields, and has a flame-retardant effect, so that modification is needed, the flame retardance of the modified nylon can reach V0 level, flame can be extinguished within 30 seconds after a combustion test, and the fabric spun by the flame-retardant polyamide fiber has good flame-retardant effect, and keeps the performances of heat preservation, moisture absorption and the like;
the flame-retardant polypropylene fiber is modified polypropylene with the oxygen-limited index of more than or equal to 27, which can be obtained by a physical or chemical method, and the fabric spun by the flame-retardant polypropylene fiber has good flame-retardant effect, and simultaneously keeps the characteristics of high strength, high elasticity, high wear resistance and the like;
in order to further improve the flame retardant effect of the composite fabric base layer 1, a fabric woven by flame-retardant polyester fibers is used as the first flame-retardant layer 11, a fabric woven by flame-retardant polyamide fibers is used as the second flame-retardant layer 12, a fabric woven by flame-retardant polypropylene fibers is used as the third flame-retardant layer 13, the composite fabric achieves an excellent flame retardant effect through the three flame-retardant layers, and the composite fabric has the properties of high strength, heat preservation, high elasticity, wear resistance and the like.
As shown in fig. 2, the first flame retardant layer 11 of the present invention is divided into an inner layer and an outer layer, a thermal insulation layer 14 is further bonded between the inner layer and the outer layer, the thermal insulation layer 14 is formed by weaving aramid fiber as warp and ceramic fiber as weft, the diameter of the warp is 8 μm-15 μm, the density is 25.5 pieces/cm, the diameter of the weft is 20 μm-25 μm, and the density is 13.7 pieces/cm.
The aramid fiber is a novel high-tech synthetic fiber and has the excellent performances of ultrahigh strength, high modulus, high temperature resistance, ageing resistance, long life cycle and the like; the ceramic fiber is a fibrous light refractory material and has the advantages of light weight, high temperature resistance, good thermal stability, low thermal conductivity and the like; in order to enable the composite fabric to have a certain fireproof effect, the first flame-retardant layer 11 is formed into two layers, and a fabric formed by mutually weaving aramid fibers serving as warps and ceramic fibers serving as wefts is arranged between the first flame-retardant layer and the second flame-retardant layer to serve as a fireproof heat insulation layer 14.
Preferably, the first flame-retardant layer 11, the second flame-retardant layer 12, the third flame-retardant layer 13 and the protective layer 2 are formed by sequentially bonding adhesives and then thermally compounding. The first flame-retardant layer 11, the second flame-retardant layer 12, the third flame-retardant layer 13 and the protective layer 2 are sequentially bonded by adopting an adhesive, so that the processing is convenient, and the production efficiency is improved.
Preferably, the adhesive is a high-performance thermosetting polyurethane adhesive. The polyurethane adhesive mainly comprises isocyanate, polyol, solvent, filler, catalyst, cross-linking agent, chain extender, preservative, stabilizer and the like, and is firmly connected with the surface of an object under the action of mechanical, physical and chemical changes, and the high-performance thermosetting polyurethane adhesive is used as the adhesive to ensure the bonding strength between fabric layers.
Optimally, the total thickness of the composite fabric is 2mm-2.5mm in order to ensure various performances of the composite fabric to a certain extent and reduce the thickness of the fabric. .
The above embodiments are only preferred embodiments of the present invention, not all embodiments, and other embodiments obtained based on the above embodiments by those skilled in the art without any creative work shall fall within the protection scope of the present invention, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (5)
1. The utility model provides a two-sided fire-retardant compound surface fabric, includes basic unit (1) and coats inoxidizing coating (2) of inside and outside both sides in basic unit (1), its characterized in that: the base layer (1) comprises a first flame-retardant layer (11), two second flame-retardant layers (12) arranged on two sides of the first flame-retardant layer (11) and a third flame-retardant layer (13) arranged on the outer sides of the two second flame-retardant layers (12), wherein the first flame-retardant layer (11) is formed by weaving flame-retardant polyester fibers, the second flame-retardant layer (12) is formed by weaving flame-retardant polyamide fibers, and the third flame-retardant layer (13) is formed by weaving flame-retardant polypropylene fibers; the protective layer (2) is a flame-retardant polyurethane layer arranged on the two third flame-retardant layers (13).
2. The double-sided flame-retardant composite fabric according to claim 1, characterized in that: the first flame-retardant layer (11) is divided into an inner layer and an outer layer, a heat-insulating layer (14) is further bonded between the inner layer and the outer layer, the heat-insulating layer (14) is formed by mutually weaving aramid fibers serving as warps and ceramic fibers serving as wefts, the diameters of the warps are 8-15 mu m, the densities of the warps are 25.5 pieces/cm, the diameters of the wefts are 20-25 mu m, and the densities of the wefts are 13.7 pieces/cm.
3. The double-sided flame-retardant composite fabric according to claim 1 or 2, characterized in that: the first flame-retardant layer (11), the second flame-retardant layer (12), the third flame-retardant layer (13) and the protective layer (2) are all formed by sequentially bonding adhesives and then thermally compounding.
4. The double-sided flame-retardant composite fabric according to claim 3, characterized in that: the adhesive is a high-performance thermosetting polyurethane adhesive.
5. The double-sided flame-retardant composite fabric according to claim 4, characterized in that: the total thickness of the composite fabric is 2mm-2.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048378.6U CN212603786U (en) | 2020-06-09 | 2020-06-09 | Double-sided flame-retardant composite fabric |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021048378.6U CN212603786U (en) | 2020-06-09 | 2020-06-09 | Double-sided flame-retardant composite fabric |
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| CN212603786U true CN212603786U (en) | 2021-02-26 |
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| CN202021048378.6U Active CN212603786U (en) | 2020-06-09 | 2020-06-09 | Double-sided flame-retardant composite fabric |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775288A (en) * | 2022-02-09 | 2022-07-22 | 高梵(浙江)信息技术有限公司 | Preparation method of flame-retardant tear-resistant fabric |
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- 2020-06-09 CN CN202021048378.6U patent/CN212603786U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114775288A (en) * | 2022-02-09 | 2022-07-22 | 高梵(浙江)信息技术有限公司 | Preparation method of flame-retardant tear-resistant fabric |
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