CN108396397A - A kind of preparation method of no latex woven carpet - Google Patents
A kind of preparation method of no latex woven carpet Download PDFInfo
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- CN108396397A CN108396397A CN201810137332.2A CN201810137332A CN108396397A CN 108396397 A CN108396397 A CN 108396397A CN 201810137332 A CN201810137332 A CN 201810137332A CN 108396397 A CN108396397 A CN 108396397A
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- yarn
- clad
- carpet
- pile
- fiber
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Classifications
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D27/00—Woven pile fabrics
- D03D27/02—Woven pile fabrics wherein the pile is formed by warp or weft
- D03D27/04—Weft pile fabrics
-
- 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
- D01F1/10—Other agents for modifying properties
-
- 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
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- 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
- 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
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/36—Cored or coated yarns or threads
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D1/00—Woven fabrics designed to make specified articles
- D03D1/0017—Woven household fabrics
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
-
- 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
- D10B2503/00—Domestic or personal
- D10B2503/04—Floor or wall coverings; Carpets
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Carpets (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention discloses a kind of preparation methods of no latex woven carpet, second clad is the long filament or spun yarn formed by meldable fibre, first clad is the fiber filament or spun yarn formed by nylon 6 or nylon66 fiber, second clad accounts for 20% the 50% of composite yarn gross mass, first clad accounts for 10% the 15% of composite yarn gross mass, and surplus is that the mode of heart yarn is made and hangs pile filling.When producing non-adhesive carpet as adhesives using hot melt copolyamide fibre, and pile yams made of cooperation nylon or wool fiber, when hot melt copolyamide fibre is melted when hot pressing process is heated to its fusing point or more, fiber Macromolecular chain configuration changes, pass through the transition of segment, entire macromolecular chain is set to slide, VISCOUS FLOW occurs, pile and weft yarn and weft yarn and warp thread are effectively consolidated after solidification, enhance the conformality and dimensional stability for extracting strength and carpet of carpet pile, to which the gum process in carpet preparation process be omitted, keep carpet obtained more environmentally friendly.
Description
Technical field
The present invention relates to field of sanitary equipment more particularly to a kind of preparation methods of no latex woven carpet.
Background technology
With the raising of modern life level, to the comfort of part public place and house fitting-up, fashion, environmental protection
The requirements such as property are also higher and higher.The utilization rate of carpet accounts for greatly in part public place and house ornamentation.Carpet has
The function of warming adjusting, in large area place mat carpet can reduce indoor by ground dispersed heat, block ground cold air
Invasion make one to bask comfortable.There is sound absorption function simultaneously, the surface that the abundant quality of carpet is stood with lint cluster has well
Sound-absorbing effect, and can suitably reduce influence of noise, due to the fabric that carpet is high resilience fiber, have plentiful, thick and solid, soft
Quality, so above walk when will produce preferable screen resilience, be comfortable on softness.Carpet has both aesthetic function simultaneously,
Quality is plentiful, and ground can seem dignified gorgeous after the magnificent laying carpet of appearance, obtain fabulous decorative effect.
Carpet is had by type point：Wool carpet, chemical fibre carpet, cortex carpet, rubber carpet, natural fiber carpet etc..
Respectively there are the characteristics and advantages of oneself.
Carpet can be divided into woven carpet and hand-made carpet by production method difference.Woven carpet includes tufted carpet and machine again
Knit Wilden carpet, woven Axminster carpet.Woven Wilden carpet is interweaved by warp thread, weft yarn, pile yams, through upper
The later process such as glue, shorn velvet are arranged and are made, and warp thread, weft yarn, pile yams mechanical adhesion, woven Axminster carpet is made to be also
Interweaved by warp thread, weft yarn, pile yams, arranged by processes such as gluing, shorn velvets, wherein being needed using organic in gluing program
Solvent has the following problems by glue dissolved dilution, therefore in upper glue process：(1) during gluing, volatilization pernicious gas pollution
Environment influences worker's health；(2) gluing and dry solidification technological process are long, of long duration, limit speed of production, equipment accounts for
Big with space, glue consumption is big, high energy consumption, and then increases the production cost of carpet；(3) traditional carpet uses embryo blanket backsizing
Mode, glue need to infiltrate to pile yams by embryo blanket base cloth, due to the presence of embryo blanket base cloth, are easy to make pile yams by seldom glue
It is deadlocked, cause pile yams to extract strength insufficient, poor dimensional stability, it is yielding the problems such as.Meanwhile to reduce cost and raising
The problem of stiffness of carpet generally uses glue bond layer with during gluing together with calcium carbonate, and this method is brought is not
Easy reuse, and when burning waste, fire retardant filler material is contained in waste.
Therefore, the prior art needs further improvement and develops.
Invention content
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of preparation sides of no latex woven carpet
Method enhances the conformality and dimensional stability of carpet under the premise of ensureing that pile extracts strength and omits coating process, and
Reduce the lower machine broadwise crimp after braiding carpet.
In order to solve the above technical problems, the present invention program includes：
A kind of preparation method of no latex woven carpet, which includes base fabric, pile yams, weft yarn and warp thread, wherein should
Weft yarn includes hanging pile filling and not hanging pile filling, and it is 1 to hang pile filling and do not hang the ratio of pile filling:1-1:4, certainly
It can also suitably be adjusted according to needs of production to hanging pile filling and not hanging the ratio of pile filling, such as can be with
All using the above-mentioned weft yarn of pile filling composition is hung, that is, cancels and do not hang pile filling, to further increase the properties of carpet.
Pile yams are nylon fiber filament yarn, nylon fiber staple yarns yarn, nylon fiber staple blended yarn, pure wool yarns, wool
One kind in mixed yarn, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, which is to meet carpet
It is required that normal weft, which includes the first clad and the second clad, and the second clad is is formed by meldable fibre
Long filament or spun yarn, the first clad is the fiber filament or spun yarn formed by nylon 6 or nylon66 fiber, and the second clad accounts for
The 20%-50% of composite yarn gross mass, the first clad account for the 10%-15% of composite yarn gross mass, and surplus is heart yarn；
Above-mentioned meldable fibre be hot melt copolyamide fibre, the hot melt copolyamide fibre include co-polyamide materials and
Inorganic nano material, using co-polyamide materials as matrix continuous phase, inorganic nano material is dispersed phase, matrix continuous phase and dispersion
The mass ratio of phase is (95-99.5):(0.5-5)；It is pressed with inorganic nano material with the co-polyamide materials that fusing point is 85 DEG C -95 DEG C
Mass ratio is (60-70)：The ratio melt blending of (30-40) is granulated, and master batch is made, and then presses design requirement by master batch and fusing point
For 95 DEG C -130 DEG C of co-polyamide materials melt spinning, the hot melt copolyamide fibre is made.
The preparation method, wherein above-mentioned inorganic nano material is silica, calcium carbonate, montmorillonite, titanium dioxide
In it is one or more, inorganic nano material grain size be 15 nanometers -20 nanometers, specific surface area be 150 ± l0m2/g。
The preparation method, wherein press the advance structure design of carpet, be made after pile yams, weft yarn and warp thread are interweaved
Embryo blanket makes the fusing flowing of the second clad to embryo blanket hot-pressing processing, through cooling and solidifying, bonding pile yams and weft yarn and weft yarn with
Warp thread, then above-mentioned carpet is obtained after subsequent processing.
The preparation method, wherein it is above-mentioned to embryo blanket hot-pressing processing using far infrared or hot-air preheating after carry out again
Hot-rolling pressurizes；Before embryo blanket enters heat roller tube surface, first far infrared or hot-air is used to preheat embryo blanket, in heat roller tube table
Face is provided with 1-3 pressure roller, and heat roller tube is dynamic for main turn, and pressure roller is driven rotation, and embryo blanket is slave drive, heat roller tube surface temperature
Degree is 120 DEG C -160 DEG C, and embryo blanket carries out hot pressurization by different pressure rollers successively；Embryo blanket enters progress in heat preservation zone after leaving hot-rolling
Isothermal crystal.
The preparation method, wherein the composite yarn of above-mentioned extension pile filling is to be added using coating machine or Novelty twisters
Composite yarn made of work.
The preparation method, wherein coated for first with the fiber filament or spun yarn that are formed by nylon 6 or nylon66 fiber
Layer, with heat copolyamide fibre formation long filament or spun yarn be the second clad, the coating machine when coating the first clad
Or it is 10 centimetres -20 centimetres that the seal wire of Novelty twisters, which hooks distance, coating machine or Novelty twisters when coating the second clad
Seal wire to hook distance be 1 centimetre -15 centimetres, and the distance that seal wire hooks when the second layer coats when coat than first layer seal wire hook away from
From low 5 centimetres or more；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first clad in soft fluffy state
On surface, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
The preparation method, wherein above-mentioned carpet is woven Wilden carpet or woven Axminster carpet.
A kind of preparation method of no latex woven carpet provided by the invention, hot melt copolyamide fibre have it is amorphous-
The presence of crystalline state structure, crystal region makes fiber have certain strength；And the presence of amorphous region makes the macromolecular chain of fiber
It can move freely, to make the property of fiber close to amorphous high polymer, have possessed by Amorphous Polymers
Physical state feature, thus it is heated when have glassy state, elastomeric state, viscous state, therefore heat copolyamide fibre and can be melted
Processing, and there is after cooling and solidifying certain strength and flexibility again, using hot melt copolyamide fibre as bonding
When material produces non-adhesive carpet, and pile yams made of cooperation nylon fiber or wool fiber, when hot melt copolyamide fibre
It being melted when hot pressing process is heated to its fusing point or more, fiber Macromolecular chain configuration changes, by the transition of segment,
So that entire macromolecular chain is slid, VISCOUS FLOW occurs, passes through the capillarity of glued Inter-fiber voids and the surface of fiber
Tension force effect, the melt flowed sprawl infiltration in fiber surface, after cooling and solidifying again, pass through mechanical adhesion power and diffusion
The active force bonding pile yams and weft yarn of interfacial molecular, while weft yarn and warp thread are effectively consolidated after solidification, enhance carpet
The stability of conformality and size keep carpet obtained more environmentally friendly to which the gum process in carpet preparation process be omitted.
And weft yarn is divided into the normal weft for not hanging pile and hangs the composite yarn of pile, due to meldable fibre phase in composite yarn
To higher price, therefore selectivity uses composite yarn as weft yarn, can reduce meldable fibre dosage, is ensureing tuft withdrawal force
Under the premise of, the production cost of carpet is reduced, and the stiffness and conformality of carpet can be improved in the addition of inorganic nano material.With molten
Point is granulated for 85 DEG C -95 DEG C of co-polyamide materials with inorganic nano material melt blending, and master batch is made, since fusing point is 85
Viscosity lazy flow is good when DEG C -95 DEG C of co-polyamide materials melting, and inorganic nano material can be made in hot melt copolyamide fibre
In there is preferable dispersibility, be conducive to follow-up spinning and process；The hydroxyl on inorganic nano material surface can be with copolyamide simultaneously
End carboxyl reacts to form covalent bond, forms hydrogen bond with Amino End Group and amide groups, inorganic nano material is made securely to be tied with copolyamide
It closes, i.e., inorganic nano material surface coats one layer of co-polyamide materials, the copolyamide material for being again 95 DEG C -130 DEG C with fusing point
When expecting melt spinning, the interface compatibility for the co-polyamide materials for being 95 DEG C -130 DEG C with fusing point is enhanced, reduces carpet life
The phase separation of inorganic nano material and polyamide material when production when solidification bonding pile yams.
Meldable fibre is directly placed in embryo blanket using during carpet weaving, can effectively solve traditional carpet craft gum
The problem of glue is not easy to permeate in the process, while omitting traditional gum process.The weft yarn composite yarn for hanging pile covers shape using double-contracting
Formula, the first clad select the common polyamide filament fiber or spun yarn with meldable fibre homology, such as by nylon 6 or nylon
First clad made of 66, fusing point be more than 200 DEG C, in hot pressing process due to its hot pressing temperature 120 DEG C -160 DEG C it
Between, it will not melt, heart yarn surface is wound in fiber condition always, firmly be combined with heart yarn under the action of mechanical force；
Meldable fibre melts when heated, because meldable fibre and the first clad are same based material, molecular radical having the same, therefore
With fine compatibility and cementability, the two can securely be tied by the winding of macromolecular chain, intermolecular force, hydrogen bond etc.
It closes.Therefore the first clad plays the role of preferable bridge joint during weft yarn and pile heat bonding.
And distance is hooked using big seal wire when the first clad cladding, the first clad fiber can be made used in big rotation
Property power under the action of heart yarn is fettered close, enhance the rigidity and stiffness of weft yarn, and then enhance the stiffness of carpet and conformal
Property.Meanwhile heart yarn be bound it is close after infiltration of the melt to heart yarn when can reduce meldable fibre heating melting, increase melt to suede
The infiltration capacity of head improves the extraction strength of carpet pile.First clad filament fiber or spun yarn are with side arranged in parallel
Formula is wound in heart yarn surface, and the regularity of arrangement is preferable, and regular arrangement can enhance the first clad filament fiber or spun yarn
Between and long filament or the interfibrous capillary effect of spun yarn, the Wicking of melt when being conducive to enhance meldable fibre heating melting
Effect increases the bonding force with the first clad after melt cures.
Second clad, i.e. clad made of meldable fibre hook distance when cladding using small seal wire, and when cladding rotates
Inertia is relatively low, the second clad fiber can be made to be coated on the first cover surface with more fluffy state, due to the second clad
More fluffy, its internal/external heating is more uniform when hot pressing, can make fiber while melt, and reduces the melting delay of inner fiber, contracting
Short hot pressing time improves hot pressing process production efficiency；Simultaneously because the second clad is more fluffy, meldable fibre is along perpendicular to core
The direction of yarn is more sprawled, and is conducive to increase the contact area of melt and pile after meldable fibre melts, enhancing melt is to pile
Infiltration infiltration increases the extraction strength of pile after solidification.
Using composite yarn as weft yarn, tightens heart yarn enhancing in the first clad and the second clad cladding and hang pile filling rigidity
And while stiffness, enhance the stretch modulus of composite yarn, and then reduce the lower machine broadwise crimp after the weaving of embryo blanket, mitigates carpet
The working strength of weaving process designer, increases the carpet manufacture breadth of loom, mitigates that carpet weaving breadth is limited to be brought
Waste.
When pile yams are in nylon fiber filament yarn, nylon fiber staple yarns yarn, nylon fiber staple blended yarn
When a kind of, since selected heat-bondable fibre and pile yarn fiber are same system material, the two have preferable compatibility and
Cementability, the two can carry out firm connection by the winding of macromolecular chain, intermolecular force, hydrogen bond etc., ensure that pile yams
Extraction strength.Active force, the second clad between pile yams and meldable fibre and the active force between the first clad,
Under the collective effect of active force between first clad and heart yarn, the extraction strength of pile yams ensure that.Meanwhile pile yams exist
Since its length is shorter after cutting off, and two head ends are free end, therefore easily voluntarily backtwisting, and then suede yarn is made to become fluffy, favorably
Be conducive to the increase that pile extracts strength after melt infiltration, solidification.
When pile yams are pure wool yarns, a kind of in wool blended yarn, since selected heat-bondable fibre is that hot melt is copolymerized
Nylon, active group are mainly end carboxyl, Amino End Group and amide groups, and pile yams are pure wool yarns or wool blended
Yarn, chief active group are alcoholic extract hydroxyl group, side-chain amino group, phenolic hydroxyl group and sulfydryl, have similar active group, therefore in hot pressing
When temperature is increased to hot melt copolyamide fibre fusing point or more in process, hot melt copolyamide fibre melting becomes flowable molten
Body, melt have preferable affinity and wellability with the wool fiber in suede yarn, are easy to sprawl leaching in wool surface
Profit, while heating after copolyamide fibre melting becomes flowable melt, end carboxyl, Amino End Group on macromolecular chain and
The free mobility enhancing of amide groups isoreactivity group, activity increase, although and the wool fiber in pile yams cannot melt,
The activity of its active group also enhances with the raising of temperature, after hot melt copolyamide fibre melt infiltration wool fiber, altogether
The end carboxyl of polyamide can be formed with the side-chain amino group, alcoholic extract hydroxyl group, phenolic hydroxyl group of wool covalent bond and/or hydrogen bond and induction force and
The end carboxyl of electrostatic force, copolyamide can form hydrogen bond, the Amino End Group and amide groups and wool of copolyamide with the sulfydryl of wool
Alcoholic extract hydroxyl group, side-chain amino group, phenolic hydroxyl group and sulfydryl form hydrogen bond and induction force and electrostatic force, while copolyamide melt is big
Strand can mutually be wound with the wool strand for stretching out wool fiber, carry out the machinery consolidation of molecule interchain, therefore the two has
There is preferable cementability, ensure that the extraction strength of pile yams.
And hot pressing process is carried out by the way of first preheating multiple tracks hot pressing again, the uniformity of embryo blanket heating can be improved in preheating,
And improve the processing efficiency of hot pressing process；Multiple tracks hot pressing can enhance the mobility of melt after meldable fibre melts and be oozed to pile
Permeability improves the extraction strength of pile, while after preceding road pressure roller hot pressing, during the melt after meldable fibre can be made to melt is with heart yarn
Heart flowing expansion, while under pressure close to the pile yams part for hanging pile filling, being formed by plane and becoming in melt
Shape flattens, and then increases the contact area of melt and pile；It is acted on simultaneously in pressure close to the pile yams part for hanging pile filling
Air is extruded discharge between lower fiber, after carpet leaves pressure roller, since pile yarn fiber has certain resilience, in rebound
Negative pressure is formed inside pile yams, and then enhances infiltration of the melt to pile yams, increases the extraction strength of pile yams after melt solidification.
Using meldable fibre without adding organic solvent, reduces environmental pollution, ensure that carpet manufacture personnel and carpet use
The health of personnel；The warp thread hung the weft yarn of pile and intersected therewith can be consolidated after meldable fibre melt-flow resolidification
Knot, and then enhance the conformality and dimensional stability of carpet；The heat preservation that certain time is carried out after hot pressing, can be improved high molecular material
Crystallinity, and then improve carpet pile extraction strength.
Description of the drawings
Fig. 1 is the structural schematic diagram of the heat roller tube in autoclaving process in the present invention.
Specific implementation mode
The present invention provides a kind of preparation method of no latex woven carpet, for make the purpose of the present invention, technical solution and
Effect is clearer, clear, and the present invention is described in more detail below.It should be appreciated that specific embodiment described herein
It is only used to explain the present invention, be not intended to limit the present invention.
The present invention provides a kind of preparation method of no latex woven carpet, the carpet include base fabric, pile yams, weft yarn and
Warp thread, and the weft yarn includes hanging pile filling and not hanging pile filling, and extension pile filling is with the ratio for not hanging pile filling
1:1-1:2, for example may be used 1：1 ratio, pile yams are nylon fiber filament yarn, nylon fiber staple yarns yarn, Buddhist nun
One kind in imperial fiber staple blended yarn, pure wool yarns, wool blended yarn, the extension pile filling are composite yarn, and composite yarn is by core
Yarn and clad composition, the heart yarn are the normal weft for meeting carpet requirement, which includes the first clad and the second packet
Coating, the second clad are the long filament or spun yarn formed by meldable fibre, and the first clad is to be formed by nylon 6 or nylon66 fiber
Fiber filament or spun yarn, the second clad accounts for the 20%-50% of composite yarn gross mass, and the first clad accounts for the total matter of composite yarn
The 10%-15% of amount, surplus are heart yarn；
Above-mentioned meldable fibre be hot melt copolyamide fibre, the hot melt copolyamide fibre include co-polyamide materials and
Inorganic nano material, using co-polyamide materials as matrix continuous phase, inorganic nano material is dispersed phase, matrix continuous phase and dispersion
The mass ratio of phase is (95-99.5):(0.5-5)；It is pressed with inorganic nano material with the co-polyamide materials that fusing point is 85 DEG C -95 DEG C
Mass ratio is (60-70)：The ratio melt blending of (30-40) is granulated, and master batch is made, and then presses design requirement by master batch and fusing point
For 95 DEG C -130 DEG C of co-polyamide materials melt spinning, the hot melt copolyamide fibre is made.
Heating copolyamide fibre, there is amorphous-crystalline state structure, the presence of crystal region fiber to be made to have centainly strong
Power；And the presence of amorphous region makes the macromolecular chain of fiber can move freely, to make the property of fiber close to amorphous
High polymer, has some physical state features possessed by Amorphous Polymers, thus it is heated when have glassy state, elastomeric state, viscous
Fluidised form, therefore heat copolyamide fibre and can carry out melt-processed, and there is after cooling and solidifying certain strength and soft again
Toughness, when producing non-adhesive carpet as adhesives using hot melt copolyamide fibre, and cooperation nylon fiber or wool
Pile yams made of fiber are melted when heating copolyamide fibre when hot pressing process is heated to its fusing point or more, fiber
Macromolecular chain configuration changes, and by the transition of segment, entire macromolecular chain is made to slide, VISCOUS FLOW occurs, by being glued
The capillarity of Inter-fiber voids and the surface tension effects of fiber are connect, the melt flowed sprawls leaching in fiber surface
After cooling and solidifying again, pile yams and weft yarn are bonded by the active force of mechanical adhesion power and diffusion interfacial molecular for profit, solid simultaneously
Weft yarn and warp thread are effectively consolidated after change, enhance the conformality of carpet and the stability of size, to which carpet system be omitted
Gum process during standby keeps carpet obtained more environmentally friendly.
Further, above-mentioned inorganic nano material is one kind in silica, calcium carbonate, montmorillonite, titanium dioxide
Or it is a variety of, inorganic nano material grain size is 15 nanometers -20 nanometers, and specific surface area is 150 ± l0m2/g.Inorganic nano material adds
Enter can be improved the stiffness and conformality of carpet.The co-polyamide materials for being 85 DEG C -95 DEG C with fusing point are melted with inorganic nano material
Melt blending to be granulated, master batch is made, viscosity lazy flow is good when being melted due to the co-polyamide materials that fusing point is 85 DEG C -95 DEG C, can
Make inorganic nano material that there is preferable dispersibility in heating copolyamide fibre, is conducive to follow-up spinning and processes；It is inorganic simultaneously
The hydroxyl of nano-material surface can react to form covalent bond with the end carboxyl of copolyamide, and hydrogen is formed with Amino End Group and amide groups
Key keeps inorganic nano material strong bonded with copolyamide, i.e., inorganic nano material surface coats one layer of co-polyamide materials, then
When the secondary co-polyamide materials melt spinning for being 95 DEG C -130 DEG C with fusing point, the copolymerization acyl for being 95 DEG C -130 DEG C with fusing point is enhanced
The interface compatibility of amine material, inorganic nano material and polyamide material when reducing carpet manufacture when solidification bonding pile yams
Phase separation.
And the advance structure design of carpet is pressed, embryo blanket is made after pile yams, weft yarn and warp thread are interweaved, at embryo blanket hot pressing
Reason makes clad fusing flowing, through cooling and solidifying, bonding pile yams and weft yarn and weft yarn and warp thread, then after subsequent processing
To above-mentioned carpet.
It in another preferred embodiment of the present invention, can be to embryo blanket hot pressing in order to further improve the performance of carpet
Processing is using progress hot-rolling pressurization after far infrared or hot-air preheating.As shown in Figure 1,1 table of heat roller tube can be entered in embryo blanket 3
In front, first far infrared or hot-air 4 is used to preheat embryo blanket, 1 surface of heat roller tube is provided with 1-3 pressure roller 2, heat roller tube
1 is dynamic for main turn, and pressure roller 2 is driven rotation, and embryo blanket 3 is slave drive, and 1 surface temperature of heat roller tube is 120 DEG C -160 DEG C, hot-rolling
Cylinder 1 generally uses 125 DEG C or 140 DEG C, further improves the bonding of carpet pile and composite weft after carpet hot pressing
The stiffness of degree and carpet.Embryo blanket 3 carries out hot pressurization by different pressure rollers 2 successively；Embryo blanket 3 is being pressed during hot pressing
Under the collective effect of roller 2 and heat roller tube 1, the seepage velocity and infiltration capacity after the second clad hot melt are further improved, is made
Second clad is more conducive to bonding pile yams and weft yarn and weft yarn and warp thread after melting resolidification, and bonding has been effectively ensured and has made
With.Embryo blanket 3 enters progress isothermal crystal in heat preservation zone after leaving hot-rolling, and the temperature of heat preservation zone is generally between 50 DEG C -90 DEG C.This
The hot pressing process of invention is carried out by the way of first preheating multiple tracks hot pressing again, and the uniformity of embryo blanket heating can be improved in preheating, and carries
The processing efficiency of high hot pressing process；Multiple tracks hot pressing can enhance the mobility of melt and the infiltration to pile after meldable fibre melts
Property, the extraction strength of pile is improved, while after preceding road pressure roller hot pressing, the melt after meldable fibre can be made to melt is centered on heart yarn
Flowing expansion, while under pressure close to the pile yams part for hanging pile filling, plane internal deformation is formed by melt
Flattening, and then increase the contact area of melt and pile；Simultaneously under pressure close to the pile yams part of extension pile filling
Air is extruded discharge between fiber, after carpet leaves pressure roller, since pile yarn fiber has certain resilience, and the suede in rebound
Negative pressure is formed inside gauze kerchief worn on a woman's head, and then enhances infiltration of the melt to pile yams, increases the extraction strength of pile yams after melt solidification.
And the composite yarn of above-mentioned extension pile filling is the composite yarn being machined into using coating machine or fancy twist yarn.Than
Such as formed for the first clad with heating copolyamide fibre with the fiber filament or spun yarn that are formed by nylon 6 or nylon66 fiber
Long filament or spun yarn be the second clad, when coat the first clad the seal wire of coating machine or Novelty twisters hook distance be
10 centimetres -20 centimetres, it is 1 centimetre -15 centimetres that when coating the second clad, the seal wire of coating machine or Novelty twisters, which hooks distance,
And low 5 centimetres of the distance or more that seal wire hooks when the distance of seal wire hook is coated than first layer when second layer cladding；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first clad in soft fluffy state
On surface, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
The weft yarn composite yarn for hanging pile covers form using double-contracting, and the first clad is selected common poly- with meldable fibre homology
Amide filament fiber or spun yarn, such as the first clad made of nylon 6 or nylon66 fiber, fusing point is more than 200 DEG C, in heat
It presses in process since its hot pressing temperature is between 120 DEG C -160 DEG C, will not melt, heart yarn is wound in fiber condition always
Surface is firmly combined under the action of mechanical force with heart yarn；Meldable fibre melts when heated, because meldable fibre and first coat
Layer is same based material, molecular radical having the same, therefore has fine compatibility and cementability, and the two can pass through macromolecular chain
Winding, intermolecular force, hydrogen bond etc. carry out it is strong bonded.Therefore the first clad is during weft yarn and pile are thermally bonded
Play the role of preferable bridge joint.
And distance is hooked using big seal wire when the first clad cladding, the first clad fiber can be made used in big rotation
Property power under the action of heart yarn is fettered close, enhance the rigidity of weft yarn, and then enhance the stiffness and conformality of carpet.Meanwhile
Infiltration of the melt to heart yarn, increases infiltration of the melt to pile heart yarn can reduce meldable fibre heating melting after being bound closely when
Amount improves the extraction strength of carpet pile.First clad filament fiber or spun yarn are wound in a manner of arranged in parallel
The regularity on heart yarn surface, arrangement is preferable, and regular arrangement can enhance between the first clad filament fiber or spun yarn and long
Silk or the interfibrous capillary effect of spun yarn, the Wicking effect of melt, increases when being conducive to enhance meldable fibre heating melting
Bonding force after adding melt to cure with the first clad.
Second clad, i.e. clad made of meldable fibre hook distance when cladding using small seal wire, and when cladding rotates
Inertia is relatively low, the second clad fiber can be made to be coated on the first cover surface in the form of more fluffy, due to the second clad
More fluffy, its internal/external heating is more uniform when hot pressing, can make fiber while melt, and reduces the melting delay of inner fiber, contracting
Short hot pressing time improves hot pressing process production efficiency；Simultaneously because the second clad is more fluffy, meldable fibre is along perpendicular to core
The direction of yarn is more sprawled, and is conducive to increase the contact area of melt and pile after meldable fibre melts, enhancing melt is to pile
Infiltration infiltration increases the extraction strength of pile after solidification.
Using composite yarn as weft yarn, tightens heart yarn enhancing in the first clad and the second clad cladding and hang pile filling rigidity
And while stiffness, enhance the stretch modulus of composite yarn, and then reduce the lower machine broadwise crimp after the weaving of embryo blanket, mitigates carpet
The working strength of weaving process designer, increases the carpet manufacture breadth of loom, mitigates that carpet weaving breadth is limited to be brought
Waste.Certainly in preparation process, above-mentioned carpet can be woven Wilden carpet or woven Axminster carpet, certainly
Carpet made of other modes can be applied.
Certainly, described above is only that presently preferred embodiments of the present invention is answered the present invention is not limited to enumerate above-described embodiment
When explanation, any technical person familiar with the field is all equivalent substitutes for being made, bright under the introduction of this specification
Aobvious variant, all falls within the essential scope of this specification, ought to be protected by the present invention.
Claims (7)
1. a kind of preparation method of no latex woven carpet, which includes base fabric, pile yams, weft yarn and warp thread, and feature exists
In the weft yarn includes hanging pile filling and not hanging pile filling, and pile yams, which are nylon fiber filament yarn, nylon fiber is pure spins short fibre
One kind in yarn, nylon fiber staple blended yarn, pure wool yarns, wool blended yarn is tieed up, which is composite yarn, compound
Yarn is made of heart yarn and clad, which is the normal weft for meeting carpet requirement, the clad include the first clad with
Second clad, the second clad are the long filament or spun yarn formed by meldable fibre, and the first clad is by nylon 6 or nylon
66 fiber filaments or spun yarn formed；Second clad accounts for the 20%-50% of composite yarn gross mass, and the first clad accounts for compound
The 10%-15% of yarn gross mass, surplus are heart yarn；
Above-mentioned meldable fibre is hot melt copolyamide fibre, which includes co-polyamide materials and inorganic
Nano material, using co-polyamide materials as matrix continuous phase, inorganic nano material is dispersed phase, matrix continuous phase and dispersed phase
Mass ratio is (95-99.5):(0.5-5)；The co-polyamide materials for being 85 DEG C -95 DEG C with fusing point press quality with inorganic nano material
Than for (60-70)：The ratio melt blending of (30-40) is granulated, and master batch is made, and it is 95 then to press design requirement by master batch and fusing point
The hot melt copolyamide fibre is made in DEG C -130 DEG C of co-polyamide materials melt spinning.
2. preparation method according to claim 1, which is characterized in that above-mentioned inorganic nano material is silica, carbonic acid
One or more in calcium, montmorillonite, titanium dioxide, inorganic nano material grain size is 15 nanometers -20 nanometers, and specific surface area is
150±l0m2/g。
3. preparation method according to claim 1, which is characterized in that the advance structure design of carpet is pressed, by pile yams, weft yarn
Embryo blanket is made after interweaving with warp thread, so that the fusing flowing of the second clad is bonded pile yams through cooling and solidifying embryo blanket hot-pressing processing
With weft yarn and weft yarn and warp thread, then above-mentioned carpet is obtained after subsequent processing.
4. preparation method according to claim 3, which is characterized in that above-mentioned to use far infrared or heat to embryo blanket hot-pressing processing
Hot-rolling pressurization is carried out after air preheat again；Before embryo blanket enters heat roller tube surface, first use far infrared or hot-air to embryo blanket into
Row preheating is provided with 1-3 pressure roller on heat roller tube surface, and heat roller tube is dynamic for main turn, and pressure roller is driven rotation, and embryo blanket is driven
Transmission, hot-rolling drum surface temperature are 120 DEG C -160 DEG C, and embryo blanket carries out hot pressurization by different pressure rollers successively；Embryo blanket leaves hot-rolling
Enter afterwards and carries out isothermal crystal in heat preservation zone.
5. preparation method according to claim 1, which is characterized in that the composite yarn of above-mentioned extension pile filling is using cladding
The composite yarn that machine or fancy twist yarn are machined into.
6. preparation method according to claim 5, which is characterized in that with the fiber filament formed by nylon 6 or nylon66 fiber
Or spun yarn be the first clad, with heat copolyamide fibre formation long filament or spun yarn be the second clad, coating
It is 10 centimetres -20 centimetres that the seal wire of coating machine or Novelty twisters, which hooks distance, when the first clad, when coating the second clad
It is 1 centimetre -15 centimetres that the seal wire of coating machine or Novelty twisters, which hooks distance, and the distance that seal wire hooks when second layer cladding is than first
Low 5 centimetres of the distance or more that seal wire hooks when layer cladding；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first cover surface in soft fluffy state
On, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
7. preparation method according to claim 1, which is characterized in that above-mentioned carpet be woven Wilden carpet or woven Ah
Gram Munster carpet.
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| CN1570236A (en) * | 2004-04-26 | 2005-01-26 | 明新弹性织物（中国）有限公司 | Resilient ribbon capable of preventing web contraction |
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