CN105420868B - A kind of high-strength fire-retarding protection yarn and preparation method thereof - Google Patents
A kind of high-strength fire-retarding protection yarn and preparation method thereof Download PDFInfo
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- CN105420868B CN105420868B CN201510743165.2A CN201510743165A CN105420868B CN 105420868 B CN105420868 B CN 105420868B CN 201510743165 A CN201510743165 A CN 201510743165A CN 105420868 B CN105420868 B CN 105420868B
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2101/00—Inorganic fibres
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2101/00—Inorganic fibres
- D10B2101/02—Inorganic fibres based on oxides or oxide ceramics, e.g. silicates
- D10B2101/06—Glass
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
- D10B2201/24—Viscose
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
- D10B2331/021—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides aromatic polyamides, e.g. aramides
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/14—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Woven Fabrics (AREA)
Abstract
The present invention is that a kind of high-strength fire-retarding protects yarn, including yarn body, and yarn body is disposed with long filament enhancement layer, fibrous insulating layer and fiber blanket from inside to outside.The present invention utilizes the high efficiency flame retardance of fiber blanket, and flame retardant effect is substantially improved；Using the heat-proof quality that fibrous insulating layer is excellent, yarn has prominent protection effect；Using the high-strength performance of long filament enhancement layer, the strength of yarn is significantly improved.In addition, fiber blanket has good moisture pick-up properties, it is ensured that yarn is made into the good wearing comfort of fabric；And easy dyeing, enrich the color of yarn, fabric, clothes；Fiber blanket has good radiation-resistant property, and yarn radiation-resistant property is stable.
Description
Technical field
The present invention relates to a kind of textile technology field, particularly a kind of high-strength fire-retarding protection yarn.
Background technology
At present, the domestic yarn with anti-flaming function mainly makes yarn have fire-retardant work(by carrying out flame retardant treatment to yarn
Can, but such a flame-retardant yarn there are problems that in use：1st, yarn, which meets fire, can produce toxic fumes, strong to the person
Health and environment cause adverse effect；2nd, treated flame-retardant yarn not wash resistant, flame retardant effect is substantially reduced after washing,
It can not be used for a long time；3rd, yarn strength is relatively low, it is impossible to meet flame retardant products requirement under specific use, therefore to highly effective flame-retardant, nothing
Poison ring is protected, the demand of the flame protection yarn of high-strength durable is increasingly surging.
The content of the invention
The technical problem to be solved in the present invention is that a kind of persistent high efficiency of proposition is fire-retardant in view of the shortcomings of the prior art, resistance to day
Shine, resistant to elevated temperatures high-strength fire-retarding protects yarn.
The technical problem to be solved in the present invention is achieved through the following technical solutions.The present invention is that a kind of high-strength fire-retarding is prevented
Yarn is protected, is characterized in：Including yarn body, yarn body is disposed with long filament enhancement layer, fibrous insulating layer from inside to outside
And fiber blanket.
In a kind of high-strength fire-retarding protection yarn technical scheme of the present invention, further preferred technical scheme is characterized in：
1st, the long filament enhancement layer is that p-aramid fiber long filament, polybenzoxazole long filament, polyimides long filament, glass fibre are long
Silk or basalt filament；
2nd, the fibrous insulating layer is 0.5-1.5D by fiber number fine-denier polyimides, fiber number are the normal poly- of 1.5-2.5D
Acid imide and fiber number are made up of 2.5-6D thick denier polyimides blending, and its raw material weight proportioning of soup processed is：Fine-denier polyimides 40-
80；Normal polyimides accounts for 10-40；Thick denier polyimides 5-25；
3rd, the raw material weight proportioning of soup processed of the fibrous insulating layer is：Fine-denier polyimides 45-75；Normal polyimides accounts for 15-
40；Thick denier polyimides 5-23；
4th, the fiber blanket is prepared from the following raw materials in parts by weight：Anti-flaming viscose 40-70；Polybenzimidazoles 30-
60；Conductive fiber 0.5-5；
5th, the fiber blanket is prepared from the following raw materials in parts by weight：Anti-flaming viscose 40-68；Polybenzimidazoles 32-
59；Conductive fiber 0.6-4.5；
The technical problem to be solved in the present invention is achieved through the following technical solutions.The present invention is that a kind of high-strength fire-retarding is prevented
The preparation method of yarn is protected, is characterized in, comprises the following steps：A, by the fine-denier polyimides of the different fiber number of fibrous insulating layer,
Normal polyimides, the mixing of thick denier polyimides are spun into intermediate layer rove, and regular roving feeding is 1-5g/m, and roving twist factor exists
Between 120-200；B, anti-flaming viscose, polybenzimidazoles, conductive fiber the mixing spinning outer layer rove by fiber blanket, rove
Quantitative 3-10g/m, roving twist factor is between 70-105；C, intermediate layer rove and outer layer rove passed through into spinning frame loudspeaker simultaneously
Mouth is fed into drafting back zone, and intermediate layer rove must be placed in into the center of outer layer rove yarn, and subsequent two rove are above and below
The mode of superposition is fed into drawing-off proparea and carries out drawing-off jointly, then puts reinforcing laminated place of long filament at jaw before spinning frame
In the center of intermediate layer rove, twisting winding, resultant yarn are then carried out.
Compared with prior art, the present invention utilizes the high efficiency flame retardance of fiber blanket, and flame retardant effect is substantially improved；Profit
With the heat-proof quality that fibrous insulating layer is excellent, yarn has prominent protection effect；Utilize the high-strength performance of long filament enhancement layer, yarn
The strength of line is significantly improved.In addition, fiber blanket has good moisture pick-up properties, it is ensured that it is good that yarn is made into fabric
Wearing comfort；And easy dyeing, enrich the color of yarn, fabric, clothes；Fiber blanket has good radioresistance
Can, yarn radiation-resistant property is stable；Fiber of the present invention, which all has under good resistance to elevated temperatures, hot environment, not to be received
Contracting, yarn high temperature resistant excellent dimensional stability, and all fibres are all that fire resistance remains unchanged well after permanent fire retardant, washing,
Flame retardant effect is lasting, and burning does not produce pernicious gas, health environment-friendly.
Embodiment
The concrete technical scheme of the present invention is further described, in order to which those skilled in the art is further understood that this hair
It is bright, the limitation without constituting its power.
A kind of embodiment 1, high-strength fire-retarding protects yarn, including yarn body, and yarn body is disposed with from inside to outside
Long filament enhancement layer, fibrous insulating layer and fiber blanket.
In embodiment 2, the high-strength fire-retarding protection yarn described in embodiment 1：The long filament enhancement layer be p-aramid fiber long filament,
Polybenzoxazole long filament, polyimides long filament, filament of glass fiber or basalt filament.
In embodiment 3, the high-strength fire-retarding protection yarn described in embodiment 1 or 2：The fibrous insulating layer is 0.5- by fiber number
The thick denier polyimides that the normal polyimides and fiber number that 1.5D fine-denier polyimides, fiber number are 1.5-2.5D are 2.5-6D is mixed
It is spun into, its raw material weight proportioning of soup processed is：Fine-denier polyimides 40-80；Normal polyimides accounts for 10-40；Thick denier polyimides 5-
25。
In embodiment 4, the high-strength fire-retarding protection yarn described in embodiment 1 or 2 or 3：The raw material weight of the fibrous insulating layer
Measuring proportioning is：Fine-denier polyimides 45-75；Normal polyimides accounts for 15-40；Thick denier polyimides 5-23.
In embodiment 5, the high-strength fire-retarding protection yarn described in embodiment any one of 1-4：The raw material of the fibrous insulating layer
Weight proportion is：Fine-denier polyimides 45；Normal polyimides accounts for 15；Thick denier polyimides 5.
In embodiment 6, the high-strength fire-retarding protection yarn described in embodiment any one of 1-5：The raw material of the fibrous insulating layer
Weight proportion is：Fine-denier polyimides 75；Normal polyimides accounts for 40；Thick denier polyimides 23.
In embodiment 7, the high-strength fire-retarding protection yarn described in embodiment any one of 1-6：The raw material of the fibrous insulating layer
Weight proportion is：Fine-denier polyimides 60；Normal polyimides accounts for 30；Thick denier polyimides 15.
In embodiment 8, the high-strength fire-retarding protection yarn described in embodiment any one of 1-7：The fiber blanket is by following
The raw material of weight proportion is made：Anti-flaming viscose 40-70；Polybenzimidazoles 30-60；Conductive fiber 0.5-5.
In embodiment 9, the high-strength fire-retarding protection yarn described in embodiment any one of 1-8：The fiber blanket is by following
The raw material of weight proportion is made：Anti-flaming viscose 40-68；Polybenzimidazoles 32-59；Conductive fiber 0.6-4.5.
In embodiment 10, the high-strength fire-retarding protection yarn described in embodiment any one of 1-9：The fiber blanket is by following
The raw material of weight proportion is made：Anti-flaming viscose 40；Polybenzimidazoles 32；Conductive fiber 0.6.
In embodiment 11, the high-strength fire-retarding protection yarn described in embodiment any one of 1-10：The fiber blanket by with
The raw material of lower weight proportion is made：Anti-flaming viscose 68；Polybenzimidazoles 59；Conductive fiber 4.5.
In embodiment 12, the high-strength fire-retarding protection yarn described in embodiment any one of 1-11：The fiber blanket by with
The raw material of lower weight proportion is made：Anti-flaming viscose 55；Polybenzimidazoles 45；Conductive fiber 3.
In embodiment 13, the high-strength fire-retarding protection yarn described in embodiment any one of 1-12：15tex high-strength fire-retardings are spinned to prevent
Yarn is protected, long filament enhancement layer uses 20D p-aramid fibers, and fibrous insulating layer is gathered using 1D polyimides 70,2D polyimides 20,3D
The blending of acid imide 10, fiber blanket uses anti-flaming viscose 60, polybenzimidazoles 38, and conductive fiber 2 is made；Intermediate layer rove is determined
Measure as 1g/m, twist factor is 200, outer layer regular roving feeding is 3g/m, and twist factor is 100.
In embodiment 14, the high-strength fire-retarding protection yarn described in embodiment any one of 1-13：30tex high-strength fire-retardings are spinned to prevent
Yarn is protected, long filament enhancement layer uses 30D polyimides long filaments, and fibrous insulating layer uses 1.5D polyimides 60,2D polyimides
30th, the blending of 3D polyimides 10, fiber blanket is made using anti-flaming viscose 50, polybenzimidazoles 49, conductive fiber 1；It is middle
Layer regular roving feeding is 2g/m, and twist factor is 180, and outer layer regular roving feeding is 5g/m, and twist factor is 95.
In embodiment 15, the high-strength fire-retarding protection yarn described in embodiment any one of 1-14：60tex high-strength fire-retardings are spinned to prevent
Protect yarn, long filament enhancement layer use 75D polybenzoxazoles, fibrous insulating layer using 1.5D polyimides 50,2D polyimides 30,
The blending of 6D polyimides 20, fiber blanket is made using anti-flaming viscose 40, polybenzimidazoles 59, conductive fiber 1；Intermediate layer is thick
The quantification of 3g/m of yarn, twist factor is 160, and outer layer regular roving feeding is 8g/m, and twist factor is 90.
In embodiment 16, the high-strength fire-retarding protection yarn described in embodiment any one of 1-15：90tex high-strength fire-retardings are spinned to prevent
Yarn is protected, long filament enhancement layer uses 75D filament of glass fiber, and fibrous insulating layer uses 1D polyimides 60,2.5D polyimides
35th, the blending of 6D polyimides 5, fiber blanket is made using anti-flaming viscose 65, polybenzimidazoles 34, conductive fiber 1；Intermediate layer
Regular roving feeding is 3.5g/m, and twist factor is 150, and outer layer regular roving feeding is 9g/m, and twist factor is 80.
A kind of embodiment 17, high-strength fire-retarding protects the preparation method of yarn, comprises the following steps：A, by fibrous insulating layer not
Intermediate layer rove is spun into the fine-denier polyimides of fiber number, normal polyimides, the mixing of thick denier polyimides, regular roving feeding is
1-5g/m, roving twist factor is between 120-200；B, the anti-flaming viscose, polybenzimidazoles, conductive fiber of fiber blanket mixed
Close and spin outer layer rove, regular roving feeding 3-10g/m, roving twist factor is between 70-105；It is C, intermediate layer rove and outer layer is thick
Yarn is fed into drafting back zone by spinning frame horn mouth simultaneously, and intermediate layer rove must be placed in the center of outer layer rove yarn
Place, subsequent two rove are fed into drawing-off proparea and carry out drawing-off jointly in the way of being superimposed up and down, then the jaw before spinning frame
Reinforcing laminated place of long filament is placed in the center of intermediate layer rove by place, then carries out twisting winding, resultant yarn.Fibrous insulating layer is adopted
With polyimide fiber, because its initial modulus is big, it is difficult to be extruded to yarn filament enhancement layer in twisting process, also will not
The inside of long filament is extruded into, therefore major part is collected at yarn intermediate region；The anti-flaming viscose and polyphenyl that fiber blanket is used are simultaneously
Imidazoles fiber, because both fiber initial modulus are small, in twisting process, fiber is difficult to be extruded into yarn interior, most of aggregation
Outside yarn.Therefore covered effect of the outer layer fiber to inner fiber is improved, improves yarn inner, middle and outer layer structure
Stability.Fiber blanket has good flame retardant effect, and outer layer fiber easy dyeing, can according to yarn, fabric and
The color demand of clothes, dyes different colours, greatly enriches the scope of application of yarn；To improve the Color of yarn,
Fiber blanket should envelope fibrous insulating layer, and fibre furnish preferably is that fiber blanket quality is fibrous insulating layer
It is 1.5-3 times, optimal for 1.8-2.5 times.For improve fiber blanket covered fiber thermal insulation layer effect, intermediate layer rove use compared with
Big twist factor, yarn is close, and yarn width is small during drawing-off；Outer layer rove uses smaller twist factor, and yarn is loose, fine during drawing-off
Tie up yarn width big, be more beneficial for covered fiber thermal insulation layer.To ensure that the effective looping of fibrous insulating layer lives long filament enhancement layer, spin
During yarn, drawing-off proparea uses the spacing block with pressure bar, to increase yarn width；In addition, long filament strengthens layer filament
Using hard-packed high-strength high temperature resistant long filament, preferably there is the thick denier filament of sth. made by twisting.
Claims (4)
1. a kind of high-strength fire-retarding protects yarn, it is characterised in that：Including yarn body, yarn body is disposed with from inside to outside
Long filament enhancement layer, fibrous insulating layer and fiber blanket, the fibrous insulating layer are sub- for 0.5-1.5D fine-denier polyamides by fiber number
Amine, fiber number are made up of 1.5-2.5D normal polyimides and fiber number of 2.5-6D thick denier polyimides blending, its raw material weight
Measuring proportioning is：Fine-denier polyimides 40-80；Normal polyimides accounts for 10-40；Thick denier polyimides 5-25；The fiber protection
Layer is prepared from the following raw materials in parts by weight：Anti-flaming viscose 40-70；Polybenzimidazoles 30-60；Conductive fiber 0.5-5；
Its preparation method comprises the following steps：
A, the fine-denier polyimides, normal polyimides, thick denier polyimides of the different fiber number of fibrous insulating layer are mixed are spun into
Intermediate layer rove, regular roving feeding is 1-5g/m, and roving twist factor is between 120-200；
B, anti-flaming viscose, polybenzimidazoles, conductive fiber the mixing spinning outer layer rove by fiber blanket, regular roving feeding 3-
10g/m, roving twist factor is between 70-105；
C, intermediate layer rove and outer layer rove be fed into drafting back zone by spinning frame horn mouth simultaneously, and by intermediate layer rove
The center of outer layer rove yarn must be placed in, subsequent two rove are fed into drawing-off proparea and carried out jointly in the way of being superimposed up and down
Drawing-off, is then placed in the center of intermediate layer rove by reinforcing laminated place of long filament at jaw before spinning frame, is then added
Twist with the fingers winding, resultant yarn.
2. high-strength fire-retarding according to claim 1 protects yarn, it is characterised in that：The long filament enhancement layer is p-aramid fiber
Long filament, polybenzoxazole long filament, polyimides long filament, filament of glass fiber or basalt filament.
3. high-strength fire-retarding according to claim 1 protects yarn, it is characterised in that：The raw material weight of the fibrous insulating layer
Match and be：Fine-denier polyimides 45-75；Normal polyimides accounts for 15-40；Thick denier polyimides 5-23.
4. high-strength fire-retarding according to claim 1 protects yarn, it is characterised in that the fiber blanket is by following weight
The raw material of proportioning is made：Anti-flaming viscose 40-68；Polybenzimidazoles 32-59；Conductive fiber 0.6-4.5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510743165.2A CN105420868B (en) | 2015-11-05 | 2015-11-05 | A kind of high-strength fire-retarding protection yarn and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510743165.2A CN105420868B (en) | 2015-11-05 | 2015-11-05 | A kind of high-strength fire-retarding protection yarn and preparation method thereof |
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| CN105420868A CN105420868A (en) | 2016-03-23 |
| CN105420868B true CN105420868B (en) | 2017-10-03 |
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| CN110396744A (en) * | 2019-07-17 | 2019-11-01 | 陕西元丰纺织技术研究有限公司 | A kind of polyimides/aramid fiber mixed yarn and its bobbin dyeing technology |
| CN113201845B (en) * | 2021-05-18 | 2022-11-04 | 陕西元丰纺织技术研究有限公司 | Single-layer three-dimensional structure arc-proof fabric and preparation method thereof |
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| BRPI0516642B1 (en) * | 2004-11-30 | 2016-08-30 | Propex Geosolutions Corp | flame resistant fiber blends (fr) |
| CN201006920Y (en) * | 2007-02-09 | 2008-01-16 | 上海第十七棉纺织总厂 | Core-spun yarn |
| CN101748549B (en) * | 2009-12-23 | 2013-04-03 | 汕头市奥山服饰有限公司 | High-strength stretch-proof flame-retardant textile |
| CN102965785A (en) * | 2012-12-24 | 2013-03-13 | 江苏唐工纺实业有限公司 | Method for manufacturing composite yarn for flame-retardant protective clothing |
| CN104630951A (en) * | 2013-11-08 | 2015-05-20 | 周爱克 | Flame-retardant high-tenacity yarn |
| CN103966718B (en) * | 2014-05-21 | 2016-03-23 | 苏州凯丰电子电器有限公司 | Dual blending woven fire resistance fibre yarn |
| CN104328582A (en) * | 2014-10-31 | 2015-02-04 | 上海特安纶纤维有限公司 | Regenerated flame-retardant heat-insulating yarn fabric and making method thereof |
| CN104611806B (en) * | 2015-02-13 | 2018-01-05 | 上海特安纶纤维有限公司 | Flame-retardant yarn comprising the aromatic polymer fiber containing sulfuryl and by its obtained fabric and preparation method |
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