CN105350133B - The blending of organic silazane fire retardant viscose short filament and polyimides - Google Patents
The blending of organic silazane fire retardant viscose short filament and polyimides Download PDFInfo
- Publication number
- CN105350133B CN105350133B CN201510628333.3A CN201510628333A CN105350133B CN 105350133 B CN105350133 B CN 105350133B CN 201510628333 A CN201510628333 A CN 201510628333A CN 105350133 B CN105350133 B CN 105350133B
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- Prior art keywords
- speed
- fire retardant
- blending
- short filament
- viscose
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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 blending of organic silazane fire retardant viscose short filament and polyimides.Organic silazane fire retardant viscose short filament contains cellulose and silicon nitrogen combustion inhibitor.Thus the fabric and garment material is made into by blending obtained flame-retardant spun yarn not only maintains the original special performance comfortable and easy to wear of viscose rayon, and anti-flammability is higher, burn low smog, safety and environmental protection, and has the premium properties such as radiation proof and high temperature resistant concurrently.
Description
Technical field
The present invention relates to the related application of the blending of the fiber of different performance and products obtained therefrom.
Background technology
No matter the equal easy firing of synthetic fibers, viscose rayon or natural cotton fiber catches fire and causes fire.In viscose rayon
Although the middle fire resistance fibre for adding fire retardant to be produced can play certain fire retardation, common fire resistance fibre on market
Intensity itself is often not enough, also unsatisfactory in application scenarios such as radiation proofs.
The content of the invention
It is an object of the invention to provide a kind of blending flame retardant products, which can also at least be taken into account while providing fire-retardant and knit
The durability of thing.
According to the first aspect of the invention, there is provided a kind of flame resistant spun staple yarns, which is by organic silazane fire retardant viscose short filament
Make with polyimide fiber blending, wherein organic silazane fire retardant viscose short filament contains cellulose and silicon nitrogen combustion inhibitor.
Polyimides has excellent mechanical performance, and tensile strength may be up to 400Mpa.The elastic membrane of polyimide fiber
Amount is even more and may be up to 200Gpa, is only second to carbon fiber.Additionally, 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 is (i.e. 95:5 to 50:Between 50).
It is surprising that inventor is had been found that the organic silazane fire retardant viscose short filament and polyimides of the present invention
After fiber carries out blending, gained chopped fiber is used to manufacture respective fabric such as protective garment etc., then gained fabric is not only in fire resistance
On exceed any one single yarn fabric, and also substantially close to polyimides in the performance such as radiation proof and intensity.This is probably
Two kinds of fibers temperature, pressure and/or chemical affect are received in blending and weaving process and cause some components mutually to be penetrated into or
Change relevant.
According to the second aspect of the invention, there is provided with regard to the preparation method of the flame resistant spun staple yarns of first aspect.The method
Including：
Fire retardant viscose short filament is provided, which includes step：
Cellulose is made into spinning viscose stoste；
Silicon nitrogen combustion inhibitor is configured to into fire resistant fluid；
Carry out spinning after fire resistant fluid is mixed with spinning viscose stoste immediately；
Spinning fibre is cut into into the chopped fiber of predetermined length；
Cationic cross linking agent is adopted to carry out solidifying the desulfurization process anti-flaming viscose stable to obtain fire resistance to chopped fiber
Chopped fiber；
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 includes opening picking step, cotton carding step, drafting step, rove step
And spun yarn step.Each step corresponding process parameters are as follows.
In opening picking step：Comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, lap
Dry Weight per Unit be 380g/m, length 30.6m.
In cotton carding step：Cylinder speed 300r/min, doffer speed are 28r/min, and licker-in speed is 700r/min；Remove
Dirt knife up goes out machine frame horizontal plane 6mm, and setting angle is 95 °；Mote knife is 0.36mm, licker-in and feed plate interval with licker-in gauge
Away from for 0.38mm, between cylinder and cover plate, 0.28mm, 0.25mm, 0.25mm, 0.28mm are respectively using 4 points of gauges；The carded sliver is dry fixed
Measure as 16.78g/5m, carded sliver short fiber content (≤20mm) is 4.20%.
In drafting step：Repeatedly drafting, tight gauge pressurize again and 5-6m/min sliver exporting speed.
In rove step：Dry Weight per Unit 3.35g/5m, ratch 42mm × 55mm × 67mm, back area draft 1.16
Times, front roller speed be 190r/min, twist factor 68.
In spun yarn step：Ratch 43 × 58,1.165 times of back area draft, twist factor 335, front roller speed
205r/min。
Chopped fiber specification prepared according to the methods of the invention can be 1.0D-6.0D's (representing the weight of unit length)
Within wide scope.
According to the third aspect of the invention we, there is provided a kind of method for weaving of fabric, including：
The flame resistant spun staple yarns that as described in respect of the second aspect of the invention prepared by method are provided；And
Following process is carried out to flame resistant spun staple yarns：
The process of high-temperature vacuum yarn steaming, wherein vacuum are -0.08MPa, temperature is 95-115 DEG C, process time is 2 hours
Left and right；
Warping process：Warping pressure is 0.4MPa, warping speed is 400m/min；
Sizing process：Slurries in parts by weight including 50 parts of low viscosity phosphate ester starches, 12.5 parts PVA -1799 and 6 part third
Olefin(e) acid class slurry (P-T), wherein slurry solid content 5%, viscosity 11s of unpacking, starch pot viscosity 5s；
Gait process：Mode of gaiting be { (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：Longitude and latitude yarn can be adopted
JC 9.7tex (twist 1950 twists with the fingers/m) strong twisted yarn, and arranged by 2S: 2Z.This selection design makes to expect behind printing and dyeing arrangement
Feel is pleasant, has and indistinct crimps line effect.
In a word, the present invention at least has advantages below：
Fabric and garment material according to made by the present invention not only maintain viscose rayon it is original it is comfortable and easy to wear solely
Characteristic energy, 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.
Specific embodiment
If no special instructions, used in the present invention, term is Essential Terms in field of textiles.
The flame resistant spun staple yarns of the present invention are made up of organic silazane fire retardant viscose short filament and polyimide fiber blending.This
Bright organic silazane fire retardant viscose short filament contains cellulose and silicon nitrogen combustion inhibitor.Organic silazane fire retardant viscose short filament can contain
There are 70-80% (weight) celluloses and 20-30% (weight) silicon nitrogen combustion inhibitor；Or can also further contain 1.5-2.5% (weights
Amount) cationic cross linking agent.The ionic species of cationic cross linking agent can be Ti4+、RN3+、Al3+.In being preferable to carry out for the present invention
In example, the degree of polymerization of the cellulose contained by organic silazane fire retardant viscose short filament can be 650～750.The organosilicon of the present invention
Nitrogen fire retardant viscose short filament length can be 38-120mm.
Silicon nitrogen combustion inhibitor used in the present invention can be silica nitrogen heterocyclic compounds.It is for instance possible to use organosilicon
Alkane hydrolyzes dispersion liquid, and its chemical formula is [Me2O·nSiO2]+[-- CONH], wherein Me represents metal ion, SiO2Content is
9.23-53%；Acid amides [-- CONH] content is 4.3-27%.With regard to silicon nitrogen combustion inhibitor, referring also to applicant before it is special
Profit application CN104032401A and CN103789858A, here respectively with referring to mode introduce the two applications all in
Hold.In a preferred embodiment of the invention, silicon nitrogen combustion inhibitor is produced simultaneously using Beijing Sail orchid fire resistance fibre Co., Ltd
The 801 of sale#Silicon nitrogen combustion inhibitor.
During blending, organic silazane fire retardant viscose short filament can as needed in 95-50 with polyimides part by weight：5-
Selected between 50.
It is below the manufacturing process flow of flame resistant spun staple yarns of the invention：
FA002 types griping cotton machine → SFA035C types mixed cotton slitter → FA56B types kirschner beater opener → SFA161 types vibration
Hopper feeder → A076E types single beater scutcher → FA231 types carding machine → FA311F types drawing frame → FA311F type draftings
Machine → FA311F types drawing frame → FA423A types fly frame → FA506 types spinning frame → GA013 type bobbin-winding machines → into bag
Each corresponding operation/step specific process parameter is as follows：
Opening and cleaning step
Comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, and the Dry Weight per Unit of lap is 380g/
M, length 30.6m
Carding step
Cylinder speed 300r/min, doffer speed are 28r/min, and licker-in speed is 700r/min；Mote knife is higher by machine frame
Horizontal plane 6mm, setting angle are 95 °；Mote knife is 0.36mm with licker-in gauge, and licker-in is 0.38mm with feed plate spacer,
4 points of gauges are adopted to be respectively 0.28mm, 0.25mm, 0.25mm, 0.28mm. carded sliver Dry Weight per Unit for 16.78g/ between cylinder and cover plate
5m, carded sliver short fiber content (≤20mm) are 4.20%.
Mixing in doubling step
To ensure correct good ripe bar and mixing quality, using the Process configuration of multiple drafting, tight gauge pressurize again and
The less sliver exporting speed of 5-6m/min.
Roving Frames
Dry Weight per Unit 3.35g/5m, ratch 42mm × 55mm × 67mm, 1.16 times of back area draft, front roller speed is
190r/min, twist factor 68.
Spinning process
Ratch 43 × 58,1.165 times of back area draft, twist factor 335, front roller speed 205r/min.
The present invention fabric knitting technological process be：
Yarn steaming (shaping) → warping → sizing → denting → weave → check → grade → repair and knit → finished product.
The present invention can also further include dyeing and finishing technology flow process：
Singe → overflow scourings and bleaching → mercerising → overflow dyeing → loose-drying → softness → preshrunk.
The each concrete operation/step of fabric knitting of the present invention is as follows：
Yarn prepares
Careful repair apparatus, it is ensured that spindle goes slick, each even tension, and be rigid in checking up operation, it is to avoid artificial twist contraction；
Yarn steaming
Vacuumize → preheat → humidify → be incubated (constant temperature) → vacuum cool-down → end.8min is wherein vacuumized, finger is reached
Determine vacuum -0.08MPa, 95～115 DEG C of temperature, HTHP yarn steaming 120min.
Warping
Using D types gold plan warping machine, middle tension force is taken, the process route of middle elongation, under the premise of making piece yarn tension uniform,
The destruction to yarn setting is reduced, is to reduce later stage retraction to do part preparation.The total Jing of fabric 5632, twists with the fingers for Z with axle：704×
4, S twist with the fingers：704 × 4, match somebody with somebody axle for totally 8.Use adjustable warping creel, angle to be maintained at 45 °, be consistent full wafer warp tension.It is whole
Jing pressure 0.4MPa, warping speed 400m/min.
Sizing
Slurry formula：Low viscosity phosphate ester starch 50kg, PVA -1799 12.5kg, acrylic size (P-T) 6kg, slurry
Liquid solid content 5%, viscosity 11s of unpacking, starches pot viscosity 5s.
Machine on sizing
Starching is carried out using the transmission 308 type warp sizing machines of GA of Unit seven, sizing adopts the not stratified mud jacking of tandem sizing box double-clip-double-nip
Technique, control soaking paste depth suitably increase unwinding tension, it is ensured that speed should not be too fast, and adopts hydrophilic fibre in 20cm.
Gait
Using No. 78 reed, wire gauze enters per reed 2, and warp thread one circulates 204, and using 12 comprehensive weavings, the 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, warp stop sheet 6 is arranged along wearing.
Weaving
Using Picanol (Picanol) multi-arm air-jet loom weaving.
Printing and dyeing
Using the same bath process of caustic soda hydrogen peroxide, --- straight rolling cloth clamp joint mercerizing range --- overflow dyeing --- machinery is soft
Arrange --- the finishing technique of preshrunk
Embodiment 1：Silicon nitrogen FRC and polyimides 65:35 blending inflaming retarding fabrics
Blending is carried out using 2D x 51mm silicon nitrogen system's FRCs and polyimides, using aforementioned production method, is done
Into 5 yarns, twill, the inflaming retarding fabric of grammes per square metre 250g.Can on the basis of polyimide high temperature-resistant and radiotolerant performance,
The comfortableness of dress is increased, can be used as special fireproof, protective garment fabric etc..
Embodiment 2：Silicon nitrogen FRC and polyimides 85:15 blending inflaming retarding fabrics
Blending is carried out using 2D x 51mm silicon nitrogen system's FRCs and polyimides, using aforementioned production method, is done
Into 16 yarns, twill, the inflaming retarding fabric of grammes per square metre 168g.Fabric can be made while meeting high flame resistance, radiation proof, dress is compared
It is comfortable to require, can be used as needing fire-retardant fireproof requirement and the garment material of needs can be worn next to the skin to use.
It will be understood by those skilled in the art that each method and step successively listed in above-described embodiment is intended merely to play
Illustrate the purpose of the present invention and be not used to be limited.Therefore these steps have no inevitable precedence, also not can not
Or lack.The present invention is only specifically limited by each claim.
Claims (1)
1. a kind of preparation method of flame resistant spun staple yarns, including：
Fire retardant viscose short filament is provided, which includes step：
Cellulose is made into spinning viscose stoste, wherein the degree of polymerization of the cellulose is 650～750；
Silicon nitrogen combustion inhibitor is configured to into fire resistant fluid, wherein silicon nitrogen combustion inhibitor is silica nitrogen heterocyclic compounds；
Carry out spinning after fire resistant fluid is mixed with spinning viscose stoste immediately；
Spinning fibre is cut into into the chopped fiber that predetermined length is 38-120mm, it is fine that its middle short fiber contains 70-80% (weight)
Dimension element and 20-30% (weight) silicon nitrogen combustion inhibitor；
Cationic cross linking agent is adopted to carry out solidifying desulfurization process to chopped fiber to obtain the short fibre of the stable anti-flaming viscose of fire resistance
Dimension, wherein fire retardant viscose short filament contains the cationic cross linking agent of 1.5-2.5% (weight)；
Polyimide fiber is provided；And
It is 95-50 according to part by weight by fire retardant viscose short filament and polyimide fiber：The predetermined ratio of 5-50 carries out blending
To obtain flame resistant spun staple yarns,
Wherein blending includes：Opening picking step, cotton carding step, drafting step, rove step and spun yarn step,
In opening picking step：Comprehensive Beater Speed is 750r/min, and lap roller speed is 11r/min, lap it is dry
Quantification of 380g/m, length 30.6m；
In cotton carding step：Cylinder speed 300r/min, doffer speed are 28r/min, and licker-in speed is 700r/min；Mote knife
Machine frame horizontal plane 6mm is higher by, setting angle is 95 °；Mote knife and licker-in gauge are 0.36mm, and licker-in with feed plate spacer is
0.38mm, is respectively 0.28mm, 0.25mm, 0.25mm, 0.28mm using 4 points of gauges between cylinder and cover plate；Carded sliver Dry Weight per Unit is
The carded sliver short fiber content of 16.78g/5m ,≤20mm is 4.20%；
In drafting step：Repeatedly drafting, tight gauge pressurize again and 5-6m/min sliver exporting speed；
In rove step：Dry Weight per Unit 3.35g/5m, ratch 42mm × 55mm × 67mm, 1.16 times of back area draft are front
Roller speed is 190r/min, twist factor 68；
In spun yarn step：Ratch 43mm × 58mm, 1.165 times of back area draft, twist factor 335, front roller speed
205r/min。
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105350133A CN105350133A (en) | 2016-02-24 |
| CN105350133B true CN105350133B (en) | 2017-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Families Citing this family (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 |
| CN106894129B (en) * | 2017-03-21 | 2018-11-30 | 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 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN101736463A (en) * | 2009-12-14 | 2010-06-16 | 江阴市海江纱厂有限公司 | Flame-retardant blended yarn and production method |
| DE202011108097U1 (en) * | 2011-02-03 | 2012-01-03 | Greve & Co Kg | Fabric for heat and flame resistant protective clothing |
| CN102352539B (en) * | 2011-07-27 | 2013-05-29 | 杭州奥通科技有限公司 | Manufacturing method of silicon-nitrogen containing environmental protection and flame retardant viscose staple fiber |
| CN102965798A (en) * | 2012-12-24 | 2013-03-13 | 江苏唐工纺实业有限公司 | Flame-retardant protective clothing fabric |
| CN104385746B (en) * | 2014-11-17 | 2017-06-16 | 上海特安纶纤维有限公司 | Automatic welding gun industrial robot protective fabric and preparation method thereof |
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