CN107761223A - A kind of fire-retardant enhancing fabric and its preparation technology - Google Patents

A kind of fire-retardant enhancing fabric and its preparation technology Download PDF

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Publication number
CN107761223A
CN107761223A CN201711163069.6A CN201711163069A CN107761223A CN 107761223 A CN107761223 A CN 107761223A CN 201711163069 A CN201711163069 A CN 201711163069A CN 107761223 A CN107761223 A CN 107761223A
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China
Prior art keywords
fabric
fire
high strength
fiber
preparation technology
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CN201711163069.6A
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Inventor
黄磊
王力
槐向兵
俞耀亭
杨磊
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Gongliu Textile Technology Shuyang Co Ltd
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Gongliu Textile Technology Shuyang Co Ltd
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Priority to CN201711163069.6A priority Critical patent/CN107761223A/en
Publication of CN107761223A publication Critical patent/CN107761223A/en
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    • DTEXTILES; PAPER
    • D03WEAVING
    • D03DWOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D15/00Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
    • D03D15/40Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
    • D03D15/47Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads multicomponent, e.g. blended yarns or threads
    • DTEXTILES; PAPER
    • D02YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02GCRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/04Blended or other yarns or threads containing components made from different materials
    • D02G3/045Blended or other yarns or threads containing components made from different materials all components being made from artificial or synthetic material
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B3/00Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
    • D06B3/10Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B3/00Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating
    • D06B3/10Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics
    • D06B3/18Passing of textile materials through liquids, gases or vapours to effect treatment, e.g. washing, dyeing, bleaching, sizing, impregnating of fabrics combined with squeezing, e.g. in padding machines
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06BTREATING TEXTILE MATERIALS USING LIQUIDS, GASES OR VAPOURS
    • D06B9/00Solvent-treatment of textile materials
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06CFINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00Heating or cooling textile fabrics
    • D06C7/02Setting
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06LDRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D06L4/12Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06LDRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
    • D06L4/00Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
    • D06L4/10Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
    • D06L4/13Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/38Oxides or hydroxides of elements of Groups 1 or 11 of the Periodic Table
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/58Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides
    • D06M11/59Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with nitrogen or compounds thereof, e.g. with nitrides with ammonia; with complexes of organic amines with inorganic substances
    • D06M11/60Ammonia as a gas or in solution
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M13/00Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
    • D06M13/244Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus
    • D06M13/282Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing sulfur or phosphorus with compounds containing phosphorus
    • D06M13/285Phosphines; Phosphine oxides; Phosphine sulfides; Phosphinic or phosphinous acids or derivatives thereof
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/643Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • D06M16/003Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/02Natural fibres, other than mineral fibres
    • D06M2101/04Vegetal fibres
    • D06M2101/06Vegetal fibres cellulosic
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16Synthetic fibres, other than mineral fibres
    • D06M2101/18Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/24Polymers or copolymers of alkenylalcohols or esters thereof; Polymers or copolymers of alkenylethers, acetals or ketones
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
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    • D06M2200/00Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/30Flame or heat resistance, fire retardancy properties
    • DTEXTILES; PAPER
    • D06TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06MTREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2200/00Functionality of the treatment composition and/or properties imparted to the textile material
    • D06M2200/50Modified hand or grip properties; Softening compositions
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2201/00Cellulose-based fibres, e.g. vegetable fibres
    • D10B2201/20Cellulose-derived artificial fibres
    • D10B2201/22Cellulose-derived artificial fibres made from cellulose solutions
    • DTEXTILES; PAPER
    • D10INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10BINDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
    • D10B2321/00Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/06Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated alcohols, e.g. polyvinyl alcohol, or of their acetals or ketals

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)

Abstract

The invention discloses a kind of fire-retardant enhancing fabric and its preparation technology, the warp and weft of the fabric are the mixed yarn that the high strength vinylon fibre spinning of the weight of cellulose fiber peacekeeping 20 30% of 70 80% weight forms, the high strength vinylon fiber before blending using softening agent to high strength vinylon at, the fabric by mixed yarn be processed into after fabric successively through singing, boiling-off, bleaching, mercerising, pad fire resistant fluid, pre-setting, continous way ammonia cure and arrange, oxidation washing, be made after soft sizing.By the above-mentioned means, fire-retardant enhancing fabric and its preparation technology of the present invention, effectively overcome the problem of strongly declining after flame-proof treatment, low processing cost, efficient, environmentally friendly production can be realized, and the fabric after arranging has good flame retardant effect.

Description

A kind of fire-retardant enhancing fabric and its preparation technology
Technical field
The invention belongs to textile technology field, and in particular to a kind of fire-retardant enhancing fabric and its preparation technology.
Background technology
Cellulose base fiber fabric because sucting wet air permeability is good, skin-friendly is good, it is comfortable and easy to wear enjoy people to favor.But due to fibre The limited oxygen index of cellulose fiber is low, belongs to flammable fiber, and has larger combustion-supporting property, limits answering for cellulose base fiber fabric Use scope;The fire triggered by the burning of containing cellulose fiber clothing also frequently occurs.To protect the safety of life and property of people, It is extremely necessary to assign cellulose fiber fabric fire resistance.
Method and the fabric final finishing that the method for cellulose fibre fire resistance mainly has addition fire resistance fibre are assigned at present Method.Fire resistance fibre at present on the market is varied, and flame retardant effect is also that Cen difference is uneven, in order that fabric has preferably Flame retardant effect, generally require to add the poor fire resistance fibre of substantial amounts of fire resistance or appropriate fire resistance is preferably fire-retardant Fiber, it is higher so to will result in inflaming retarding fabric price.
Reaching the method for flame retardant effect by final finishing, comparatively price is low, is the prioritizing selection of many flame-retarded technologies. The conventional fire retardant of cellulose base fiber fabric final finishing at present is based on halogen, nitrogenous class and organic phosphorus series compound, but halogen Plain based flame retardant can produce harmful substance in use, and larger pollution is caused to environment, be disabled comprehensively by European Union;Phosphorus system Fire retardant because have the advantages that raw material is easy to get, reaction condition is gentle, easily operated, low cigarette, it is less toxic be widely applied.Phosphorus It is fire-retardant based on CP methods and PROBAN finishing methods, the former is larger to strength equivalent damage, and flame retardant effect and fire-retardant persistence are poor, tool There is the defects of obvious;The latter has certain damage to fabric strength, and ammonia cure process discharges a large amount of ammonias, and has free formaldehyde to release Put, cause the great attention of related scientific research unit, manufacturer.
Because fire resistance fibre technology of preparing has the shortcomings that price is high, phosphorous flame-retardant technology exists again drops strong effect, such as Where ensure control cost on the premise of flame retardant effect, while ensure the basic performance of fabric, be that research and development and production need to consider Subject matter.
The content of the invention
It is an object of the invention to provide a kind of fire-retardant enhancing fabric and its preparation technology, effectively overcome strong after flame-proof treatment The problem of power declines, low processing cost, efficient, environmentally friendly production can be realized, and the fabric after arrangement has well Flame retardant effect.
To use following technical scheme up to this purpose, the present invention:
A kind of preparation technology of fire-retardant enhancing fabric, comprises the following steps:
1) spin, formed using the high strength vinylon fibre spinning of the cellulose fiber peacekeeping 20-30% weight of 70-80% weight Mixed yarn, the high strength vinylon fiber are handled high strength vinylon before blending using softening agent, the mixed yarn include with Lower step:
1. mix the carded sliver to prepare
A, according to the gross weight and the content of high strength vinylon for intending spun yarn, the fibre of the actual high strength vinylon of needs is calculated Weight is tieed up, is averaged and is divided into n parts;
B, according to the gross weight and the content of cellulose fibre for intending spun yarn, the actual cellulose fibres of needs is calculated Weight, be averaged and be divided into n parts;
C, 1 part of high strength vinylon and 1 part of mixed uniformly method of cellulose fibre are taken by high strength vinylon and cellulose every time Fiber is well mixed;
D, after n parts material is well mixed successively using step c, according to the capacity of cotton blender machine, wherein several pieces are taken every time Composite fibre is mixed again;
E, by the mixing carded sliver is made by carding machine in mixed composite fibre again in step d;
2. by step, 1. gained mixes the cotton carding carded sliver, is handled successively by fly frame and spinning frame and automatic doffer, Obtain the high-strength yarn after high strength vinylon enhancing;
2) high-strength yarn is weaved using loom, forms fabric;
3) fabric is singed, described singe uniformly is singed using double burners in the obverse and reverse of fabric;
4) boiling-off:Fabric after singing boils drift long vehicle with 30-35m/min speed feeding, and boiling-off formula of liquid is 20-25g/l NaOH, cellulase VPCELL-N 0.5-2.0g/l, steam temperature are 60-70 DEG C, 40-45 points of steaming time Clock;
5) bleach:Fabric after boiling-off enters the bleaching groove for boiling drift long vehicle rear portion, and bleaching formula of liquid is:H2O2:2- 4g/l, caustic soda 2-3.2g/l, hydrogen peroxide bleaching stabilizer RB-39-11g/l, penetrating agent JFC 1-1.3g/l, deoil clever 4-6g/l, refining Agent RD-22-4g/l, steam temperature are 100-110 DEG C, steaming time 50-60 minutes;
6) mercerising:Handled with 140-160g/L NaOH solution, then washed under with tensioned environment, until Cloth cover pH value is 9-10, is finally dried by drying cylinder;
7) fire resistant fluid is padded:Fabric after mercerising passes through rolling before forming machine with 20-30m/min speed Groove, fire resistant fluid is padded in groove, pad fire resistant fluid and comprise the following steps:
1. prepare fire retarding treating liquid:
Bleeding agent PR033-11 and crosslinking agent DL-121 are added in THPC solution slowly, pass through stirring Machine is stirred with 40r/min speed, and wherein PR033-11 concentration is 2g/l, and the concentration of THPC is 230g/l, DL-121 concentration is 110g/L;
2. padding finishing liquid:
Above-mentioned fire retarding treating liquid is added in the groove of forming machine front end, regulation fire retarding treating liquid PH is 7-8, and then fabric exists Controlled under room temperature condition in the form of two leachings two are rolled by groove, pick-up in 50-65%;
8) pre-setting:
Blend fabric after padding is subjected to drying pre-setting, forming machine temperature with 20-30m/min speed by forming machine Spend for 130-140 DEG C;
9) continous way ammonia cure arranges:Fabric after pre-setting enters continous way ammonia cure collator, ammonia flow in equipment Amount control keeps continual inflow in 250-300L/min, ammonia, and the exit of equipment is connected with ammonia generator by pipeline Connect, will be sucked by negative pressure device without the ammonia used in ammonia generator;
10) oxidation washing:It will be aoxidized by the fabric of ammonia cure with 30-40m/min speed by rinsing machine and water Wash, wherein, Na in rinsing machine groove2O2Concentration is 30-40g/l, by Na2O2Road rolls after rinsing machine after oxidation Groove is washed 2-3 times, and washing temperature is 50-60 DEG C;
11) soft sizing:The groove that fabric after being washed through peroxidating first passes around before forming machine carries out soft place Reason, to eliminate the rigidity of hardness that flame-proof treatment brings and high strength vinylon, wherein soft agent prescription is Magesofter DCW 45-50g/l, Ultratex FMW 12-15g/l, pad drying and shaping after liquid carrying rate 75%, and setting temperature is controlled in 150- 165 DEG C, finished product fabric is formed after sizing.
Wherein, the tensile break strength of high strength vinylon is 8.5-10cN/dtex in the step 1), and elongation at break is 10-13%.
Wherein, the softening agent that high strength vinylon fiber uses in the step 1) is soft silicone oil QT-803, the soft silicon Oily QT-803 concentration is 1-2g/l.
Wherein, the step 1) cellulose fibre includes the cellulose mixture more than at least two kinds of.
Wherein, the pH value of bleaching liquid is 9-11 in the step 5).
A kind of fire-retardant enhancing fabric, it is prepared by the preparation technology described in claim 1-5.
Beneficial effects of the present invention:
1st, using high strength vinylon and cellulosic fibre blend yarn, the characteristic of high strength vinylon can be made full use of, effective gram Take cellulose fiber fabric strength caused by ammonia cure arranges and decline the shortcomings that serious;
2nd, using continous way ammonia cure finishing technique, and ammonia input and the recycling device of uniqueness are coordinated, it is possible to achieve Efficiently, environmentally friendly production;
3rd, small scale, the fiber blending technique of more numbers and original creation using spinning after alkaline soft finish high strength vinylon Technology can improve the quality of yarn;
4th, with Na2O2Oxidation processes are carried out to the fabric after padding ammonia cure as oxidant, oxidation can be played The effect of high strength vinylon is protected using its alkalescence simultaneously, plays a part of a thing multiple-effect;
5th, high-strength highly effective flame-retardant fabric of the invention has good flame retardant effect, and price is but far below the fire-retardant production of in general Product, suitable for manufacturing high-grade bed necessaries.
Embodiment
The present invention is described in further detail with reference to embodiments.
A kind of preparation technology of fire-retardant enhancing fabric, comprises the following steps:Described, the mixed yarn comprises the following steps:
1) preparation of mixed yarn
High strength vinylon fiber containing 20 weight, surplus are the 40S mixed yarns of cotton fiber, and high strength vinylon fiber is before blending Handled using softening agent, mixed yarn preparation process is as follows:
1. mix the preparation of the carded sliver
A, according to the gross weight 100kg and the content 20% of high strength vinylon for intending spun yarn, the actual height of needs is calculated The fibre weight of strong polyvinyl is 20kg, is averaged and is divided into 2 parts;
B, according to the gross weight 100kg and the content 80% of cotton fiber for intending spun yarn, the actual cotton for calculating needs is fine The weight of dimension is 80kg, is averaged and is divided into 2 parts;
C, 1 part of high strength vinylon and 1 part of mixed uniformly method of cellulose fibre are taken by high strength vinylon and cotton fiber every time It is well mixed;
D, after 2 parts of materials are well mixed successively using method c, according to the capacity of cotton blender machine, wherein 2 parts mixing are taken every time Fiber is mixed again;
E, by the mixing carded sliver is made by carding machine in mixed composite fibre again in d;
2. prepared by blended yarns
By step, 1. gained mixes the cotton carding carded sliver, handles, obtains by fly frame and spinning frame and automatic doffer successively The high-strength yarns of 40S after high strength vinylon enhancing;
By the mixing of the more numbers of above-mentioned small lot, high strength vinylon and cellulose fibre can be effectively well mixed, and be had High strength vinylon and the close obvolvent of cotton fiber, overcome high strength vinylon rigidly big during beneficial to spinning, crimp the cohesive force deficiency brought less, The effective obvolvent performance for utilizing cellulose fibre;
During spinning, the tensile break strength of the high strength vinylon used is 9cN/dtex, and elongation at break is 12%;
High strength vinylon is handled to drop low-fiber rigidity before spinning through soft silicone oil QT-803, increases itself and cellulose fiber The cohesive force of dimension, soft silicone oil QT-803 concentration is 1g/l, and high strength vinylon is handled using softening agent, is reduced from source The rigidity of high strength vinylon, promote the compliance of fiber in spinning process, increase the obvolvent performance of high strength vinylon and cellulose fibre. In addition, using the softening agent of this meta-alkalescence of soft silicone oil QT-803, CATIONIC SOFTNER can be effectively reduced to high strength vinylon Injury because polyvinyl has the acid resistance of extreme difference;
2) using Spinning 40S blended yarns as through weft yarn, with through close 133 pieces/inch, 80 pieces/inch of filling density, breadth is 250cm prepares fabric on rapier loom;
3) singe:Singe and singed using double burner a positive and a negative are two-sided;
4) boiling-off:Fabric after singing boils drift long vehicle with 30m/min speed feeding, and boiling-off formula of liquid is 20g/ L NaOH, cellulase VPCELL-N (Wuxi Wei Bang bio tech ltd) 1g/l, steam temperature are 60 DEG C, steaming time 40 minutes;
Coordinated using piece alkali cellulose enzyme and NaOH, not only can effectively improve the activity of cellulase, reach compared with Good boiling-off effect, it can also make damage of the boiling-off to polyvinyl minimum, it is the characteristics of avoiding polyvinyl acid labile, effective to keep dimension The strength of synthetic fibre;
5) bleach:Fabric after boiling-off enters the bleaching groove for boiling drift long vehicle rear portion, and bleaching formula of liquid is:H2O2:3g/ L, caustic soda 2g/l, hydrogen peroxide bleaching stabilizer RB-310g/l, penetrating agent JFC 1g/l, deoil clever 5g/l, refining agent RD-24g/l, decatize Temperature is 100 DEG C, steaming time 50 minutes;Because polyvinyl acid resistance and strong basicity resisting are poor, in order to reduce bleaching to polyvinyl Damage, debugged when fabric starts bleaching and pad treatment fluid, it is 9 to make treatment fluid pH value;
6) mercerising:Mercerization finish is handled, then in tension force under conditions of tensioned with 150g/L NaOH solution Lower washing, pH value control is set finally to be dried by drying cylinder 10 or so;Using half mercerising, it can make fabric that there is the light of mercerising Sliding effect, it is too strong to it also avoid double mercerized finish alkalescence, high strength vinylon in fabric injure, preferably the strength of holding fabric;
7) fire resistant fluid is padded:Fabric after mercerising passes through the groove before forming machine with 20m/min speed, Fire resistant fluid is padded in groove, fire resistant fluid is padded and comprises the following steps:
1. prepare fire retarding treating liquid
Bleeding agent PR033-11 and crosslinking agent DL-121 are added in THPC solution slowly, pass through stirring Machine is stirred with 40r/min speed, and wherein PR033-11 concentration is 2g/l, and the concentration of THPC is 230g/l, DL-121 concentration is 110g/L;
Bleeding agent PR033-11's and crosslinking agent DL-121 is applied in combination, and can increase the tackness of THPC Can, advantageously it is adhered in fire retardant on fabric;
2. padding finishing liquid
Above-mentioned fire retarding treating liquid is added in the groove of forming machine front end, regulation fire retarding treating liquid PH is 7-8, and then fabric exists Controlled under room temperature condition in the form of two leachings two are rolled by groove, pick-up in 50-55%;
8) pre-setting:
Blend fabric after padding is subjected to drying pre-setting, forming machine temperature with 20m/min speed by forming machine For 135 DEG C;On the one hand antiflaming finishing agent adhesion and infiltration can be effectively facilitated, on the other hand can effectively control webs It is wide;
9) continous way ammonia cure arranges:Fabric after pre-setting enters continous way ammonia cure collator, ammonia flow in equipment Amount control keeps continual inflow in 280L/min, ammonia, and the exit of equipment is connected with ammonia generator by pipeline, by Negative pressure device will be sucked in ammonia generator without the ammonia used, effectively using unnecessary ammonia, can also be reduced to environment Pollution;
10) oxidation washing:It will be aoxidized and washed by rinsing machine with 35m/min speed by the fabric of ammonia cure, Wherein, Na in rinsing machine groove2O2Concentration is 30g/l, by Na2O2Road groove is carried out after rinsing machine after oxidation 2-3 washing, washing temperature are 50-60 DEG C;
With Na2O2Oxidation processes are carried out to the fabric after padding ammonia cure as oxidant, the same of oxidation can be played Its alkalescence of Shi Liyong protects the effect of high strength vinylon, plays a part of a thing multiple-effect;
11) soft sizing:The groove that fabric after being washed through peroxidating first passes around before forming machine carries out soft place Reason, to eliminate the rigidity of hardness that flame-proof treatment brings and high strength vinylon, wherein soft agent prescription is Magesofter DCW 45g/l, Ultratex FMW 12g/l, drying and shaping after liquid carrying rate 75% is padded, setting temperature is controlled at 155 DEG C, is passed through Finished fabric is formed after sizing.
By being formed having high-strength and efficient flame retardant effect after above-mentioned technique, the flame retardant effect is according to reference GB/T5455-1997《Textile combustion performance test normal beam technique》Its fire resistance is tested, according to GB/T22797-2009《Bed It is single》Its strength is tested, with preferable strength and washes 20 times afterwards with preferable flame retardant effect, it is specific such as table 1:
The FLAME RETARDANT FINISH FABRIC of table 1 wash 20 times after fire resistance and strength
As can be seen from Table 1, the fabric by flame-proof treatment still has good fire resistance after washing 20 times, and Strength is also far longer than 220N specified in standard, has higher practicality.
In addition to the implementation, it is all to use equivalent transformation or equivalent replacement present invention additionally comprises there is other embodiment The technical scheme that mode is formed, it all should fall within the scope of the hereto appended claims.

Claims (6)

1. a kind of preparation technology of fire-retardant enhancing fabric, it is characterised in that comprise the following steps:
1) spin, blending is formed using the high strength vinylon fibre spinning of the cellulose fiber peacekeeping 20-30% weight of 70-80% weight Yarn, the high strength vinylon fiber are handled high strength vinylon before blending using softening agent, and the mixed yarn includes following step Suddenly:
1. mix the carded sliver to prepare
A, according to the gross weight and the content of high strength vinylon for intending spun yarn, the fiber weight of the actual high strength vinylon of needs is calculated Amount, is averaged and is divided into n parts;
B, according to the gross weight and the content of cellulose fibre for intending spun yarn, the weight of the actual cellulose fibre of needs is calculated Amount, is averaged and is divided into n parts;
C, 1 part of high strength vinylon and 1 part of mixed uniformly method of cellulose fibre are taken by high strength vinylon and cellulose fibre every time It is well mixed;
D, after n parts material is well mixed successively using step c, according to the capacity of cotton blender machine, wherein several pieces mixing is taken every time Fiber is mixed again;
E, by the mixing carded sliver is made by carding machine in mixed composite fibre again in step d;
2. by step, 1. gained mixes the cotton carding carded sliver, handles, obtains high by fly frame and spinning frame and automatic doffer successively High-strength yarn after strong polyvinyl enhancing;
2) looming weaving is carried out in loom using high-strength yarn as filling yarn, forms fabric;
3) fabric is singed, it is described to singe uniformly to be singed in the obverse and reverse of fabric using double burners;
4) boiling-off:Fabric after singing boils drift long vehicle with 30-35m/min speed feeding, and boiling-off formula of liquid is 20- 25g/l NaOH, cellulase VPCELL-N 0.5-2.0g/l, steam temperature are 60-70 DEG C, steaming time 40-45 minutes;
5) bleach:Fabric after boiling-off enters the bleaching groove for boiling drift long vehicle rear portion, and bleaching formula of liquid is:H2O2:2-4g/l, Caustic soda 2-3.2g/l, hydrogen peroxide bleaching stabilizer RB-39-11g/l, penetrating agent JFC 1-1.3g/l, deoil clever 4-6g/l, refining agent RD- 22-4g/l, steam temperature are 100-110 DEG C, steaming time 50-60 minutes;
6) mercerising:Handled, then washed under with tensioned environment, until cloth cover with 140-160g/L NaOH solution PH value is 9-10, is finally dried by drying cylinder;
7) fire resistant fluid is padded:Fabric after mercerising passes through the groove before forming machine with 20-30m/min speed, Fire resistant fluid is padded in groove, fire resistant fluid is padded and comprises the following steps:
1. prepare fire retarding treating liquid:
Bleeding agent PR033-11 and crosslinking agent DL-121 are added in THPC solution slowly, by mixer with 40r/min speed stirring, wherein PR033-11 concentration is 2g/l, and the concentration of THPC is 230g/l, DL- 121 concentration is 110g/L;
2. padding finishing liquid:
Above-mentioned fire retarding treating liquid is added in the groove of forming machine front end, regulation fire retarding treating liquid PH is 7-8, and then fabric is in room temperature Under the conditions of in the form of two leachings two are rolled by groove, pick-up is controlled in 50-65%;
8) pre-setting:
Blend fabric after padding is subjected to drying pre-setting with 20-30m/min speed by forming machine, forming machine temperature is 130-140℃;
9) continous way ammonia cure arranges:Fabric after pre-setting enters continous way ammonia cure collator, ammonia flow control in equipment System keeps continual inflow in 250-300L/min, ammonia, and the exit of equipment is connected with ammonia generator by pipeline, by Negative pressure device will be sucked in ammonia generator without the ammonia used;
10) oxidation washing:It will be aoxidized and washed by rinsing machine with 30-40m/min speed by the fabric of ammonia cure, its In, Na in rinsing machine groove2O2Concentration is 30-40g/l, by Na2O2Road groove is carried out after rinsing machine after oxidation 2-3 is washed, and washing temperature is 50-60 DEG C;
11) soft sizing:The groove that fabric after being washed through peroxidating first passes around before forming machine carries out soft treatment, with The hardness and the rigidity of high strength vinylon that elimination flame-proof treatment is brought, wherein soft agent prescription is Magesofter DCW 45-50g/ L, Ultratex FMW 12-15g/l, drying and shaping after liquid carrying rate 75% is padded, setting temperature is controlled at 150-165 DEG C, warp Cross sizing and form finished product fabric afterwards.
2. the preparation technology of fire-retardant enhancing fabric according to claim 1, it is characterised in that high-strength dimension in the step 1) The tensile break strength of synthetic fibre is 8.5-10cN/dtex, elongation at break 10-13%.
3. the preparation technology of fire-retardant enhancing fabric according to claim 1, it is characterised in that high-strength dimension in the step 1) For the softening agent that synthetic fibre fiber uses for soft silicone oil QT-803, the concentration of the soft silicone oil QT-803 is 1-2g/l.
4. the preparation technology of fire-retardant enhancing fabric according to claim 1, it is characterised in that cellulose in the step 1) Fiber is the composite fibre of a kind of fiber or multiple fiber.
5. the preparation technology of fire-retardant enhancing fabric according to claim 1, it is characterised in that bleaching liquid in the step 5) PH value be 9-11.
6. a kind of fire-retardant enhancing fabric, it is prepared by the preparation technology described in claim 1-5.
CN201711163069.6A 2017-11-21 2017-11-21 A kind of fire-retardant enhancing fabric and its preparation technology Pending CN107761223A (en)

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