CN105350133A - Blending of organic silicone-nitrogen flame-retardant viscose staple fibers and polyimide fibers - Google Patents
Blending of organic silicone-nitrogen flame-retardant viscose staple fibers and polyimide fibers Download PDFInfo
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- CN105350133A CN105350133A CN201510628333.3A CN201510628333A CN105350133A CN 105350133 A CN105350133 A CN 105350133A CN 201510628333 A CN201510628333 A CN 201510628333A CN 105350133 A CN105350133 A CN 105350133A
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- flame resistant
- fire retardant
- speed
- blending
- staple yarns
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Classifications
-
- 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
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/02—Preparation of spinning solutions
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/07—Addition of substances to the spinning solution or to the melt for making fire- or flame-proof filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/06—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from viscose
-
- 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
- D02G3/045—Blended or other yarns or threads containing components made from different materials all components being made from artificial or synthetic material
Abstract
The invention discloses the blending of organic silicone-nitrogen flame-retardant viscose staple fibers and polyimide fibers. The organic silicone-nitrogen flame-retardant viscose staple fibers comprise cellulose and a silicon-nitrogen fire retardant. Fabric and garment materials made from flame-retardant staple fiber yarn obtained through the blending keep the original comfortable performance of viscose fibers, are higher in flame resistance, generate less smog when burning, are safe and environment-friendly, are radiation-resistant, and are high-temperature-resistant.
Description
Technical field
The present invention relates to the blending of the fiber of different performance and the related application of products obtained therefrom.
Background technology
No matter the equal easy firing of synthetic fiber, viscose or natural cotton fiber catches fire and causes fire.Although add the fire resistance fibre that fire retardant produces can play certain fire retardation in viscose, the intensity of fire resistance fibre common on market own is often not enough, also all cannot be satisfactory in application scenarios such as radiation proofs.
Summary of the invention
The object of this invention is to provide a kind of blending flame retardant products, its provide fire-retardant while also at least can take into account the durability of fabric.
According to a first aspect of the invention, provide a kind of flame resistant spun staple yarns, it is made up of organic silazane fire retardant viscose short filament and polyimide fiber blending, and wherein organic silazane fire retardant viscose short filament contains cellulose and silicon nitrogen combustion inhibitor.
Polyimides has excellent mechanical performance, and tensile strength can up to 400Mpa.The elastic membrane amount of polyimide fiber up to 200Gpa, can be only second to carbon fiber especially.In addition, polyimides also has good dielectric properties and fire resistance, and bio-compatibility is fine.
In a particular embodiment of the present invention, organic silazane fire retardant viscose short filament and polyimides (fiber) part by weight can be 95-50:5-50 (namely between 95:5 to 50:50).
Surprisingly, if gained staple fibre is for the manufacture of respective fabric such as protective clothing etc. after inventor finds that organic silazane fire retardant viscose short filament of the present invention and polyimide fiber are carried out blending, then gained fabric not only all exceedes any one single textiles in fire resistance, and also basic close to polyimides in the performance such as radiation proof and intensity.This may be that two kinds of fibers cause some component mutually to be infiltrated by temperature, pressure and/or chemical affect or change relevant in blending and weaving process.
According to a second aspect of the invention, the preparation method of the flame resistant spun staple yarns about first aspect is provided.The method comprises:
There is provided fire retardant viscose short filament, it comprises step:
Cellulose is made spinning viscose stoste;
Silicon nitrogen combustion inhibitor is mixed with fire resistant fluid;
Spinning is carried out immediately after being mixed with spinning viscose stoste by fire resistant fluid;
Spinning fibre is cut into the staple fibre of predetermined length;
Cationic cross linking agent is adopted to be cured desulfurization process to obtain the stable fire retardant viscose short filament of fire resistance to staple fibre;
Polyimide fiber is provided; And
Fire retardant viscose short filament and polyimide fiber are carried out blending to obtain flame resistant spun staple yarns according to predetermined ratio.
In a particular embodiment of the present invention, blending comprises opening picking step, comb and parallel cotton fibers prior to spinning step, drafting step, rove step and spun yarn step.Each step corresponding process parameters is as follows.
In opening picking step: comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, the dry of lap is quantitatively 380g/m, length 30.6m.
In comb and parallel cotton fibers prior to spinning step: cylinder speed 300r/min, doffer speed is 28r/min, and licker-in speed is 700r/min; Mote knife exceeds machine frame horizontal plane 6mm, and setting angle is 95 °; Mote knife and licker-in space for 0.36mm, and licker-in and feed plate spacer are 0.38mm, adopt space at 4 and be respectively 0.28mm, 0.25mm, 0.25mm, 0.28mm between cylinder and cover plate; The carded sliver is dry is quantitatively 16.78g/5m, and carded sliver short fiber content (≤20mm) is 4.20%.
In drafting step: repeatedly drafting, tightly to space heavily pressurization and the sliver exporting speed of 5-6m/min.
In rove step: dry quantitative 3.35g/5m, ratch 42mm × 55mm × 67mm, back area draft 1.16 times, front roller speed is 190r/min, twist factor 68.
In spun yarn step: ratch 43 × 58, back area draft 1.165 times, twist factor 335, front roller speed 205r/min.
Prepared according to the methods of the invention staple fibre specification can within the wide region of 1.0D-6.0D (weight of representation unit length).
According to a third aspect of the invention we, provide a kind of weaving method of fabric, comprising:
Flame resistant spun staple yarns prepared by method is as described in respect of the second aspect of the invention provided; And
Following process is carried out to flame resistant spun staple yarns:
The process of high-temperature vacuum yarn steaming, wherein vacuum is-0.08MPa, temperature is 95-115 DEG C, the processing time is 2 hours;
Warping process: warping pressure is 0.4MPa, the warping speed of a motor vehicle is 400m/min;
Sizing process: slurries comprise 50 parts of low viscosity phosphate ester starches, 12.5 parts of PVA – 1799 and 6 parts of acrylic sizes (P – T) with parts by weight, wherein slurry solid content 5%, unpack viscosity 11s, slurry pot viscosity 5s;
To gait process: mode of gaiting is { (1,5), (3,2), (6,4) } × 12, (9,5,11), (12,9,5), (11,12,9), (5,11,12), { (1,7), (3,2), (8,4) } × 16, { (1,5), (3,2), (6,4) } × 4.
In a preferred embodiment, the present invention has also carried out meticulous selection and design to yarn: can adopt JC9.7tex (twist 1950 twists with the fingers/m) tight twist yarn through weft yarn, and arrange by 2S: 2Z.This selection design make printing and dyeing arrange after expect that feel is pleasant, have and indistinct crimp line effect.
In a word, the present invention at least has the following advantages:
Fabric made by the present invention and garment material not only maintain the original special performance comfortable and easy to wear of viscose, and anti-flammability is higher, burn low smog, safety and environmental protection, and have the premium properties such as high temperature resistant and radiation proof concurrently.
Detailed description of the invention
If no special instructions, in the present invention use term to be Essential Terms in field of textiles.
Flame resistant spun staple yarns of the present invention is made up of organic silazane fire retardant viscose short filament and polyimide fiber blending.Organic silazane fire retardant viscose short filament of the present invention contains cellulose and silicon nitrogen combustion inhibitor.Organic silazane fire retardant viscose short filament can contain 70-80% (weight) cellulose and 20-30% (weight) silicon nitrogen combustion inhibitor; Or also can contain the cationic cross linking agent of 1.5-2.5% (weight) further.The ionic species of cationic cross linking agent can be Ti
4+, RN
3+, Al
3+.In a preferred embodiment of the invention, the cellulosic degree of polymerization contained by organic silazane fire retardant viscose short filament can be 650 ~ 750.Organic silazane fire retardant viscose short filament length of the present invention can be 38-120mm.
The silicon nitrogen combustion inhibitor used in the present invention can be silica nitrogen heterocyclic compounds.Such as, organosilan can be adopted to be hydrolyzed dispersion liquid, and its chemical formula is [Me
2onSiO
2]+[--CONH], wherein Me representation metal ion, SiO
2content is 9.23-53%; Acid amides [--CONH] content is 4.3-27%.About silicon nitrogen combustion inhibitor, can also see patent application CN104032401A and CN103789858A before applicant, at this respectively to introduce the full contents of these two applications see mode.In a preferred embodiment of the invention, silicon nitrogen combustion inhibitor adopts Sail blue fire resistance fibre Co., Ltd in Beijing to produce and sell 801
#silicon nitrogen combustion inhibitor.
During blending, organic silazane fire retardant viscose short filament and polyimides part by weight can be selected as required between 95-50:5-50.
Be below the manufacturing process flow of flame resistant spun staple yarns of the present invention:
FA002 type griping cotton machine → SFA035C type mixed cotton slitter → FA56B type kirschner beater opener → SFA161 type vibrating cotton box cotton feeding → A076E type single beater scutcher → FA231 type carding machine → FA311F type drawing frame → FA311F type drawing frame → FA311F type drawing frame → FA423A type Speed frames → FA506 type fine spining machine → GA013 type bobbin winder → one-tenth bag
Each corresponding operation/step concrete technology parameter is as follows:
opening and cleaning step
Comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, and the dry of lap is quantitatively 380g/m, length 30.6m
carding step
Cylinder speed 300r/min, doffer speed is 28r/min, and licker-in speed is 700r/min; Mote knife exceeds machine frame horizontal plane 6mm, and setting angle is 95 °; Mote knife and licker-in space for 0.36mm, licker-in and feed plate spacer are 0.38mm, adopt space between cylinder and cover plate at 4 being respectively 0.28mm, 0.25mm, 0.25mm, 0.28mm. carded sliver dry is quantitatively 16.78g/5m, and carded sliver short fiber content (≤20mm) is 4.20%.
mixing in doubling step
For ensureing correctly good ripe bar and mixing quality, adopt repeatedly the Process configuration of drafting, tightly space heavily pressurization and the less sliver exporting speed of 5-6m/min.
roving Frames
Dry quantitative 3.35g/5m, ratch 42mm × 55mm × 67mm, back area draft 1.16 times, front roller speed is 190r/min, twist factor 68.
spinning process
Ratch 43 × 58, back area draft 1.165 times, twist factor 335, front roller speed 205r/min.
Fabric knitting technological process of the present invention is:
Yarn steaming (setting) → warping → sizing → denting → weave → check → grade → repair and knit → finished product.
The present invention also can comprise dyeing and finishing technology flow process further:
Singe → overflow scourings and bleaching → mercerising → overflow dyeing → loose formula oven dry → softness → preshrunk.
The each concrete operation/step of fabric knitting of the present invention is as follows:
yarn prepares
Careful repair apparatus, ensures that spindle goes slick, each even tension, and be rigid in checking up operation, avoids artificial twist contraction;
yarn steaming
Vacuumize → preheating → humidification → insulation (constant temperature) → vacuum cool-down → end.Wherein vacuumize 8min, reach specified vacuum degree-0.08MPa, temperature 95 ~ 115 DEG C, High Temperature High Pressure yarn steaming 120min.
warping
Use D type gold plan warping machines, take middle tension force, the process route of middle elongation, under making the uniform prerequisite of sheet yarn tension, reduce the destruction to yarn setting, prepare for minimizing later stage retraction does part.Fabric is always through 5632, and joining axle is that Z twists with the fingers: 704 × 4, S twists with the fingers: 704 × 4, joins axle for totally 8.Use adjustable warping creel, angle remains on 45 °, and full wafer warp tension is consistent.Warping pressure 0.4MPa, warping speed of a motor vehicle 400m/min.
sizing
Slurry formula: low viscosity phosphate ester starch 50kg, PVA – 179912.5kg, acrylic size (P – T) 6kg, slurry solid content 5%, unpack viscosity 11s, slurry pot viscosity 5s.
machine on sizing
Adopt seven unit transmission GA308 type Sizing machiness to carry out starching, sizing adopts the not stratified mud-jacking technology of tandem sizing box double-clip-double-nip, controls the soaking paste degree of depth at 20cm, suitably strengthens unwinding tension, ensures that the speed of a motor vehicle is not too fast, and adopts hydrophilic fibre.
gait
Adopt No. 78 reed, the every reed 2 of wire gauze enters, warp thread one circulates 204, adopt 12 to combine to weave, mode of gaiting is { (1,5), (3,2), (6,4) } × 12, (9,5,11), (12,9,5), (11,12,9), (5,11,12), { (1,7), (3,2), (8,4) } × 16, { (1,5), (3,2), (6,4) } × 4, and warp stop sheet 6 arranges along wearing.
weave
Adopt Picanol (Picanol) multi-arm air-jet loom weaving.
printing and dyeing
Adopt the same bath process of caustic soda hydrogen peroxide and---directly roll cloth clamp associating mercerizing range---overflow dyeing---mechanical soft finish---finishing technique of preshrunk
Embodiment 1: silicon nitrogen Fire resistant viscose fiber and polyimides 65:35 blending inflaming retarding fabric
Adopt 2Dx51mm silicon nitrogen system's Fire resistant viscose fiber and polyimides to carry out blending, adopt aforementioned production method, make 5 yarns, drillipg, the inflaming retarding fabric of grammes per square metre 250g.On the basis of polyimide high temperature-resistant and radiotolerant performance, the comfortableness of dress can be added, can as the use such as special fireproof, protective garment fabric.
Embodiment 2: silicon nitrogen Fire resistant viscose fiber and polyimides 85:15 blending inflaming retarding fabric
Adopt 2Dx51mm silicon nitrogen system's Fire resistant viscose fiber and polyimides to carry out blending, adopt aforementioned production method, make 16 yarns, drillipg, the inflaming retarding fabric of grammes per square metre 168g.Fabric can be made simultaneously to meet high flame resistance, radiation proof, wear pleasant requirement, can as need fire-retardant fireproof requirement and can wear next to the skin needs garment material use.
It will be understood by those skilled in the art that each method step successively listed in above-described embodiment is just not used to be limited to play explanation object of the present invention.Therefore these steps there is no inevitable precedence, also not indispensable.The present invention is only specifically limited by each claim.
Claims (10)
1. a flame resistant spun staple yarns, is made up of organic silazane fire retardant viscose short filament and polyimide fiber blending, and wherein organic silazane fire retardant viscose short filament contains cellulose and silicon nitrogen combustion inhibitor.
2. flame resistant spun staple yarns according to claim 1, its middle short fiber and polyimide fiber part by weight are 95-50:5-50.
3. flame resistant spun staple yarns according to claim 1, wherein organic silazane fire retardant viscose short filament contains 70-80% (weight) cellulose and 20-30% (weight) silicon nitrogen combustion inhibitor.Described fire retardant is silica nitrogen heterocyclic compounds.
4. flame resistant spun staple yarns according to claim 1, the wherein cationic cross linking agent of organic silazane fire retardant viscose short filament also containing 1.5-2.5% (weight).The ionic species of described cationic cross linking agent is Ti
4+, RN
3+, Al
3+.
5. flame resistant spun staple yarns according to claim 1, the wherein said cellulosic degree of polymerization is 650 ~ 750.
6. flame resistant spun staple yarns according to claim 1, wherein staple length is 38-120mm.
7. a preparation method for the described flame resistant spun staple yarns of one of claim 1-6, comprising:
There is provided fire retardant viscose short filament, it comprises step:
Cellulose is made spinning viscose stoste;
Silicon nitrogen combustion inhibitor is mixed with fire resistant fluid;
Spinning is carried out immediately after being mixed with spinning viscose stoste by fire resistant fluid;
Spinning fibre is cut into the staple fibre of predetermined length;
Cationic cross linking agent is adopted to be cured desulfurization process to obtain the stable fire retardant viscose short filament of fire resistance to staple fibre;
Polyimide fiber is provided; And
Fire retardant viscose short filament and polyimide fiber are carried out blending to obtain flame resistant spun staple yarns according to predetermined ratio.
8. preparation method according to claim 7, wherein blending comprises:
Opening picking step, comb and parallel cotton fibers prior to spinning step, drafting step, rove step and spun yarn step.
9. preparation method according to claim 8,
In opening picking step: comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, the dry of lap is quantitatively 380g/m, length 30.6m;
In comb and parallel cotton fibers prior to spinning step: cylinder speed 300r/min, doffer speed is 28r/min, and licker-in speed is 700r/min; Mote knife exceeds machine frame horizontal plane 6mm, and setting angle is 95 °; Mote knife and licker-in space for 0.36mm, and licker-in and feed plate spacer are 0.38mm, adopt space at 4 and be respectively 0.28mm, 0.25mm, 0.25mm, 0.28mm between cylinder and cover plate; The carded sliver is dry is quantitatively 16.78g/5m, and carded sliver short fiber content (≤20mm) is 4.20%;
In drafting step: repeatedly drafting, tightly to space heavily pressurization and the sliver exporting speed of 5-6m/min;
In rove step: dry quantitative 3.35g/5m, ratch 42mm × 55mm × 67mm, back area draft 1.16 times, front roller speed is 190r/min, twist factor 68;
In spun yarn step: ratch 43 × 58, back area draft 1.165 times, twist factor 335, front roller speed 205r/min.
10. a weaving method for fabric, comprising:
Flame resistant spun staple yarns prepared by method is as claimed in claim 7 provided; And
Following process is carried out to flame resistant spun staple yarns:
The process of high-temperature vacuum yarn steaming, wherein vacuum is-0.08MPa, temperature is 95-115 DEG C, the processing time is 2 hours;
Warping process: warping pressure is 0.4MPa, the warping speed of a motor vehicle is 400m/min;
Sizing process: slurries comprise 50 parts of low viscosity phosphate ester starches, 12.5 parts of PVA – 1799 and 6 parts of acrylic sizes (P – T) with parts by weight, wherein slurry solid content 5%, unpack viscosity 11s, slurry pot viscosity 5s;
To gait process: mode of gaiting is { (1,5), (3,2), (6,4) } × 12, (9,5,11), (12,9,5), (11,12,9), (5,11,12), { (1,7), (3,2), (8,4) } × 16, { (1,5), (3,2), (6,4) } × 4.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628333.3A CN105350133B (en) | 2015-09-28 | 2015-09-28 | The blending of organic silazane fire retardant viscose short filament and polyimides |
| PCT/CN2016/100255 WO2017054698A1 (en) | 2015-09-28 | 2016-09-27 | Blending of organic silicon-nitrogen flame retardant viscose staple fibre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510628333.3A CN105350133B (en) | 2015-09-28 | 2015-09-28 | The blending of organic silazane fire retardant viscose short filament and polyimides |
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| Publication Number | Publication Date |
|---|---|
| CN105350133A true CN105350133A (en) | 2016-02-24 |
| CN105350133B CN105350133B (en) | 2017-04-05 |
Family
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|---|---|---|---|
| CN201510628333.3A Expired - Fee Related CN105350133B (en) | 2015-09-28 | 2015-09-28 | The blending of organic silazane fire retardant viscose short filament and polyimides |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017054698A1 (en) * | 2015-09-28 | 2017-04-06 | 北京赛欧兰阻燃纤维有限公司 | Blending of organic silicon-nitrogen flame retardant viscose staple fibre |
| CN106894129A (en) * | 2017-03-21 | 2017-06-27 | 江南大学 | A kind of production method of cotton/polyimides staple blended yarn |
| CN111778616A (en) * | 2020-06-24 | 2020-10-16 | 安徽丽达制衣有限公司 | Manufacturing process of polyimide flame-retardant antibacterial fabric for school uniform |
| CN113046892A (en) * | 2019-12-27 | 2021-06-29 | 北京赛欧兰阻燃纤维有限公司 | Novel three-proofing fabric |
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| CN104385746A (en) * | 2014-11-17 | 2015-03-04 | 上海特安纶纤维有限公司 | Protective fabric of automatic welding gun industrial robot and preparation method thereof |
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| CN101538764A (en) * | 2009-04-23 | 2009-09-23 | 上海神九纺织科技有限公司 | Blended yarn weaved fabric based on novel flame retardant viscose, preparation method and application thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017054698A1 (en) * | 2015-09-28 | 2017-04-06 | 北京赛欧兰阻燃纤维有限公司 | Blending of organic silicon-nitrogen flame retardant viscose staple fibre |
| CN106894129A (en) * | 2017-03-21 | 2017-06-27 | 江南大学 | A kind of production method of cotton/polyimides staple blended yarn |
| CN113046892A (en) * | 2019-12-27 | 2021-06-29 | 北京赛欧兰阻燃纤维有限公司 | Novel three-proofing fabric |
| CN111778616A (en) * | 2020-06-24 | 2020-10-16 | 安徽丽达制衣有限公司 | Manufacturing process of polyimide flame-retardant antibacterial fabric for school uniform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105350133B (en) | 2017-04-05 |
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