CN108396439A - A kind of preparation method of the woven carpet without gum process - Google Patents
A kind of preparation method of the woven carpet without gum process Download PDFInfo
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- CN108396439A CN108396439A CN201810137352.XA CN201810137352A CN108396439A CN 108396439 A CN108396439 A CN 108396439A CN 201810137352 A CN201810137352 A CN 201810137352A CN 108396439 A CN108396439 A CN 108396439A
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- yarn
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- pile
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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
- D01F6/44—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds
- D01F6/46—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
-
- 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)
- Multicomponent Fibers (AREA)
- Carpets (AREA)
- Woven Fabrics (AREA)
Abstract
The invention discloses a kind of preparation methods of the woven carpet without gum process, use the second clad for meldable fibre long filament or spun yarn, first clad is polypropylene fiber long filament or spun yarn, 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 ethylene-vinyl acetate co-polymer fiber, and pile yams made of cooperation nylon fiber or wool, when hot melt ethylene-vinyl acetate co-polymer fiber 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 carry out effectively solid after solidification, enhance the extraction strength and the conformality of carpet and the stability of size of 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 the woven carpet without gum process.
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 woven carpets being free of gum process
Preparation method, ensure pile extract strength and omit coating process under the premise of, enhance the conformality and size of carpet
Stability, 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 the woven carpet without gum process, which includes base fabric, pile yams, weft yarn and warp
Yarn, wherein the 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, naturally it is also possible to it is suitably adjusted according to needs of production to hanging pile filling and not hanging the ratio of pile filling,
For example it can also cancel all using the above-mentioned weft yarn of pile filling composition is hung and do not hang pile filling, to further increase carpet
Properties.Pile yams are nylon fiber filament yarn, nylon fiber staple yarns yarn, nylon fiber staple blended yarn, pure
One kind in wool yarns, wool blended yarn, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, the core
Yarn is the normal weft for meeting carpet requirement, which includes the first clad and the second clad, and the second clad is heat
Molten fiber filament or spun yarn, the first clad are polypropylene fiber long filament or spun yarn, and the second clad accounts for composite yarn gross mass
20%-50%, the first clad accounts for the 10%-15% of composite yarn gross mass, and surplus is heart yarn;
Above-mentioned meldable fibre is hot melt ethylene-vinyl acetate co-polymer fiber, which heats ethylene-vinyl acetate
Ester copolymer fiber is composite fibre, which includes ethylene-vinyl acetate co-polymer material, bonding additives and inorganic
Nano material, wherein the mass ratio of ethylene-vinyl acetate co-polymer material, bonding additives and inorganic nano material is (85-
98.5):(1-10):(0.5-5);
Using silane coupling agent, titanate coupling agent, aluminate coupling agent or phosphate coupling agent to inorganic nano material
Surface modification is carried out, then ethylene-vinyl acetate co-polymer material with fusing point for 60 DEG C -70 DEG C and surface-modified nothing
Machine nano material is (60-70) in mass ratio:The ratio melt blending of (30-40) is granulated, and the first master batch is made;With fusing point for 60
DEG C -70 DEG C of ethylene-vinyl acetate co-polymer material is (50-60) in mass ratio with bonding additives:The ratio of (40-50) is molten
Melt blending to be granulated, the second master batch is made, it is 80 DEG C -110 DEG C then to press design requirement by the first master batch, the second master batch and fusing point
Above-mentioned hot melt ethylene-vinyl acetate co-polymer fiber is made in ethylene-vinyl acetate co-polymer material molten spinning.
The preparation method, wherein above-mentioned bonding additives be ethene-vinyl acetate-glycidyl methacrylate,
Ethylene-maleic acid-methacrylic dehydrated glyceride, ethylene-methyl acrylate-glyceryl methacrylate, ethylene-
Ethyl acrylate-glycidyl methacrylate, ethylene/n-butyl acrylate-glycidyl methacrylate, polypropylene
Graft glycidyl methacrylate, polyethylene to graft glycidyl methacrylate, ethylene/butylene copolymers are grafted first
Base glycidyl acrylate, ethylene/octene graft glycidyl methacrylate, styrene/ethylene/butadiene
It is one or more in block copolymer graft glycidyl methacrylate;Above-mentioned inorganic nano material be silica,
One or more in calcium carbonate, montmorillonite, titanium dioxide, inorganic nano material grain size is 15 nanometers -20 nanometers, specific surface area
For 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 above-mentioned hot using being carried out after far infrared or hot-air preheating to embryo blanket hot-pressing processing
Roller pressurizes;Before embryo blanket enters heat roller tube surface, first far infrared or hot-air is used to preheat embryo blanket, on heat roller tube surface
It is provided with 1-3 pressure roller, heat roller tube is dynamic for main turn, and pressure roller is driven rotation, and embryo blanket is slave drive, hot-rolling drum surface temperature
It it is 120 DEG C -160 DEG C, embryo blanket carries out hot pressurization by different pressure rollers successively;Embryo blanket leaves to enter in heat preservation zone after hot-rolling and carry out etc.
Temperature crystallization.
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 with polypropylene fiber long filament or spun yarn for the first clad, to heat ethylene-vinegar
Vinyl acetate copolymer fiber filament or spun yarn are the second clad, coating machine or fancy twist yarn when coating the first clad
It is 10 centimetres -20 centimetres that the seal wire of machine, which hooks distance, when coat the second clad the seal wire of coating machine or Novelty twisters hook away from
From being 1 centimetre -15 centimetres, and when the distance that seal wire hooks when the second layer coats coat than first layer seal wire hook distance it is 5 centimetres low
More than;
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 woven carpet without gum process provided by the invention heats ethylene-vinylacetate
There is copolymer fibre amorphous-crystalline state structure, the presence of crystal region fiber to be made to have certain strength;And amorphous region
In the presence of making the macromolecular chain of fiber can move freely, to make the property of fiber close to amorphous high polymer, there is amorphous
Some physical state features possessed by state high polymer, thus it is heated when have glassy state, elastomeric state, viscous state, therefore heat second
Alkene-vinyl acetate co-polymer fiber can carry out melt-processed, and have after cooling and solidifying certain strength and flexible again
Property, when producing non-adhesive carpet as adhesives using hot melt ethylene-vinyl acetate co-polymer fiber, and cooperation nylon
Pile yams made of fiber or wool fiber, when hot melt ethylene-vinyl acetate co-polymer fiber is heated to it in hot pressing process
It is melted when more than fusing point, fiber Macromolecular chain configuration changes, and by the transition of segment, entire macromolecular chain is made to slide
It moves, VISCOUS FLOW occurs and is flowed by the capillarity of glued Inter-fiber voids and the surface tension effects of fiber
Melt sprawl infiltration in fiber surface, again cool and solidify after, pass through mechanical adhesion power and diffusion interfacial molecular active force
Pile yams and weft yarn are bonded, while weft yarn and warp thread are effectively consolidated after curing, enhances the conformality and size of carpet
Stability keeps 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 silicon
Alkane coupling agent, titanate coupling agent, aluminate coupling agent, phosphate coupling agent etc. carry out surface modification to inorganic nano material,
One layer of organic matter, enhancing inorganic nano material and ethylene-vinyl acetate co-polymer material are covered on inorganic nano material surface
Compatibility and bonding force, and dispersibility of the enhancing inorganic nano material in ethylene-vinyl acetate co-polymer material;With
Ethylene-vinyl acetate co-polymer material that fusing point is 60 DEG C -70 DEG C and surface-modified inorganic nano material melt blending
It is granulated, the first master batch is made, viscosity is low when due to fusing point being 60 DEG C -70 DEG C of ethylene-vinyl acetate co-polymer material molten
Good fluidity can make inorganic nano material have preferable dispersibility, profit in heating ethylene-vinyl acetate co-polymer fiber
It is processed in follow-up spinning.
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 normal polypropylene filament fiber or spun yarn, fusing point at 160 DEG C or more, in hot pressing process due to
Hot pressing temperature will not melt between 130 DEG C -160 DEG C, heart yarn surface is wound in always with fiber condition, in mechanical force
Under the action of firmly combined with heart yarn;Since meldable fibre strand and polypropylene fiber strand contain identical flexible fat
Segment, therefore there is preferable compatibility and affinity, and when heating melting, meldable fibre moieties chain and polypropylene fiber
Moieties chain can mutually be wound, while meldable fibre strand and the partially flexible fat segment of polypropylene fiber strand can be sent out
Raw exchange reaction, further enhances the binding force of meldable fibre material and polypropylene fibre material.Therefore the first clad weft yarn with
Play the role of preferable bridge joint during 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.
Due to containing ethene-vinyl acetate-methacrylic acid contracting in selected hot melt ethylene-vinyl acetate co-polymer fiber
Water glyceride, ethylene-maleic acid-methacrylic dehydrated glyceride, ethylene-methyl acrylate-Glycidyl methacrylate are sweet
Grease, ethylene-ethylacrylate-glycidyl methacrylate, ethylene/n-butyl acrylate-Glycidyl methacrylate are sweet
Grease, polypropylene grafted glycidyl methacrylate, polyethylene to graft glycidyl methacrylate, ethylene/butylene
Copolymer grafted glycidyl methacrylate, ethylene/octene graft glycidyl methacrylate, benzene second
It is one or more in alkene/ethylene/butadiene block copolymer graft glycidyl methacrylate, each bonding additives molecule
Contain flexible fat segment similar with flexible fat segment in ethylene-vinyl acetate co-polymer strand in chain, therefore
Each bonding additives have preferable compatibility and binding force, especially ethyl vinyl acetate with ethylene-vinyl acetate co-polymer material
Containing the segment with ethylene-vinyl acetate co-polymer material identical in ethylene-methyl methacrylate ethylene oxidic ester, therebetween
Binding force it is stronger, while containing the active anhydride group of chemical property or epoxy group in each bonding additives strand,
When second master batch is granulated, heats ethylene-vinyl acetate co-polymer fibre spinning and carpet heat pressure adhesive generation high-temperature fusion,
Anhydride group or epoxy group on bonding additives strand can be with the ester group shapes on ethylene-vinyl acetate co-polymer strand
At the epoxy group on hydrogen bond, especially bonding additives strand can in ethylene-vinyl acetate co-polymer terminal hydroxy group and
End carboxyl forms hydrogen bond and/or covalent bond, and it is bonding with ethylene-vinyl acetate co-polymer material to further enhance bonding additives
Property.Furthermore the addition of bonding additives can reduce the surface tension of ethylene-vinyl acetate co-polymer melt, viscous in carpet hot pressing
When conjunction, it is conducive to ethylene-infiltration of the vinyl acetate co-polymer melt to pile yarn fiber, it is vinyl acetate copolymerized increases ethylene-
The contact area of object melt and pile yarn fiber, after enhancing ethylene-vinyl acetate co-polymer melt cooling and solidifying with pile yams
The mechanical bonding force and diffusion interfacial molecular active force of fiber, and then increase the extraction strength of carpet pile.
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 pile yams are nylon fiber filament yarn or staple fiber Pure Yarn or spun-blend, contain in strand
There are end carboxyl, Amino End Group, imino group and amide groups isoreactivity group, in carpet hot pressing process, heats ethylene-vinyl acetate
While the fiber-heated melting of ester copolymer becomes melt infiltration nylon fiber, the anhydride group in melt in bonding additives strand
Group or epoxy group can form covalent bond and/or hydrogen bond with Amino End Group, the imino group in nylon molecules chain, and can be with nylon molecules
End carboxyl, amide groups in chain form hydrogen bond or covalent bond, while molecular melt chain can be with the strand of stretching pile yarn fiber
Mutually winding carries out the machinery consolidation of molecule interchain.Active force, bonding additives between pile yams and bonding additives and second
Active force, the second clad between alkene-vinyl acetate co-polymer and the active force between the first clad, the first clad
Under the collective effect of active force between heart yarn, the extraction strength of pile yams ensure that.Meanwhile pile yams after cutting off due to
Its length is shorter, and two head ends are free end, therefore easily voluntarily backtwisting, and then suede yarn is made to become fluffy, is conducive to melt infiltration,
Be conducive to the increase of pile bonding strength after solidification.
When pile yams are pure wool yarns, a kind of in wool blended yarn, since selected pile yams are pure wool yarns or sheep
Wool-rich blended yarns, chief active group is alcoholic extract hydroxyl group, side-chain amino group, phenolic hydroxyl group and sulfydryl, in carpet hot pressing process, heats second
While the fiber-heated melting of alkene-vinyl acetate co-polymer becomes melt infiltration wool fiber, bonding additives molecule in melt
Anhydride group or epoxy group in chain can form covalent bond and/or hydrogen bond with the side-chain amino group in wool strand, and can be with
Alcoholic extract hydroxyl group, phenolic hydroxyl group and sulfydryl in wool strand form hydrogen bond or covalent bond, while molecular melt chain can be with stretching pile
The strand of yarn fiber is mutually wound, and carries out the machinery consolidation of molecule interchain.Therefore the two has 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 methods of the woven carpet without gum process, to make the purpose of the present invention, skill
Art scheme and effect are clearer, clear, and the present invention is described in more detail below.It should be appreciated that tool described herein
Body embodiment is only used to explain the present invention, is not intended to limit the present invention.
The present invention provides a kind of preparation methods of the woven carpet without gum process, which includes base fabric, pile
Yarn, weft yarn and warp thread, and the weft yarn includes hanging pile filling and not hanging pile filling, hang pile filling and do not hang pile filling
Ratio be 1:1-1:2, pile yams are nylon fiber filament yarn, nylon fiber staple yarn, nylon fiber staple blended yarn, pure
One kind in wool yarns, wool blended yarn, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, the core
Yarn is the normal weft for meeting carpet requirement, which includes the first clad and the second clad, and the second clad is heat
Molten fiber filament or spun yarn, the first clad are polypropylene fiber long filament or spun yarn, and the second clad accounts for composite yarn gross mass
20%-50%, the first clad accounts for the 10%-15% of composite yarn gross mass, and surplus is heart yarn;
Above-mentioned meldable fibre is hot melt ethylene-vinyl acetate co-polymer fiber, and the hot melt ethylene-vinylacetate is total
Polymer fibre includes ethylene-vinyl acetate co-polymer material and inorganic nano material, the ethylene-for being 60 DEG C -70 DEG C with fusing point
Vinyl acetate co-polymer material is (60-70) in mass ratio with surface-modified inorganic nano material:The ratio of (30-40)
Melt blending is granulated, and the first master batch is made;With fusing point be 60 DEG C -70 DEG C ethylene-vinyl acetate co-polymer material with it is Nian Jie
Auxiliary agent is (50-60) in mass ratio:The ratio melt blending of (40-50) is granulated, and the second master batch is made, and then pressing design requirement will
Ethylene-vinyl acetate co-polymer material molten spinning that first master batch, the second master batch are 80 DEG C -110 DEG C with fusing point is made
State hot melt ethylene-vinyl acetate co-polymer fiber.
Heating ethylene-vinyl acetate co-polymer fiber, there is amorphous-crystalline state structure, the presence of crystal region to make fiber
With certain strength;And the presence of amorphous region makes the macromolecular chain of fiber can move freely, to make the property of fiber connect
It is bordering on amorphous high polymer, has glass when there are some physical state features possessed by Amorphous Polymers, therefore being heated
State, elastomeric state, viscous state, therefore hot melt ethylene-vinyl acetate co-polymer fiber can carry out melt-processed, and again through cooling
There is certain strength and flexibility, using hot melt ethylene-vinyl acetate co-polymer fiber as adhesives after solidification
When producing non-adhesive carpet, and pile yams made of cooperation nylon fiber or wool fiber, when hot melt ethylene-vinylacetate is total
Polymer fibre is melted when hot pressing process is heated to its fusing point or more, and fiber Macromolecular chain configuration changes, and passes through chain
The transition of section makes entire macromolecular chain slide, and VISCOUS FLOW occurs, passes through the capillarity and fibre of glued Inter-fiber voids
The surface tension effects of dimension, the melt flowed sprawl infiltration in fiber surface, after cooling and solidifying again, pass through mechanical adhesion
The active force binder fibre of power and diffusion interfacial molecular, weft yarn and warp thread are effectively consolidated after solidification, enhance the guarantor of carpet
The stability of shape and size keeps carpet obtained more environmentally friendly to which the gum process in carpet preparation process be omitted.
Further, above-mentioned bonding additives are ethene-vinyl acetate-glycidyl methacrylate, ethylene-Malaysia
Anhydride-methyl acrylic acid dehydrated glyceride, ethylene-methyl acrylate-glyceryl methacrylate, ethylene-acrylic acid second
Ester-glycidyl methacrylate, ethylene/n-butyl acrylate-glycidyl methacrylate, polypropylene grafted methyl
Glycidyl acrylate, polyethylene to graft glycidyl methacrylate, ethylene/butylene copolymers grafted methacrylic acid
Ethylene oxidic ester, ethylene/octene graft glycidyl methacrylate, styrene/ethylene/butadiene block copolymer
It is one or more in object graft glycidyl methacrylate;Above-mentioned inorganic nano material is silica, calcium carbonate, illiteracy
One or more in de- soil, titanium dioxide, which is 15 nanometers -20 nanometers, specific surface area is 150 ±
l0m2/g.With silane coupling agent, titanate coupling agent, aluminate coupling agent, phosphate coupling agent etc. to inorganic nano material into
Row surface is modified, and one layer of organic matter, enhancing inorganic nano material and ethylene-vinylacetate are covered on inorganic nano material surface
The compatibility and bonding force of copolymer material, and enhancing inorganic nano material is in ethylene-vinyl acetate co-polymer material
Dispersibility;Ethylene-vinyl acetate co-polymer material with fusing point for 60 DEG C -70 DEG C and surface-modified inorganic nano material
Expect that melt blending is granulated, the first master batch is made, since ethylene-vinyl acetate co-polymer material that fusing point is 60 DEG C -70 DEG C is molten
Viscosity lazy flow is good when melting, and inorganic nano material can be made to have preferable dispersion in heating ethylene-vinyl acetate ester fiber
Property, it is conducive to follow-up spinning and processes.
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 130 DEG C -160 DEG C, hot-rolling
Cylinder 1 generally uses 135 DEG C or 155 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 with polypropylene fiber long filament or spun yarn for the first clad, to heat ethylene-vinyl acetate co-polymer fiber filament or short
Fine yarn is the second clad, and it is 10 centimetre -20 that when coating the first clad, the seal wire of coating machine or Novelty twisters, which hooks distance,
Centimetre, 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 the second layer
Low 5 centimetres of the distance or more that seal wire hooks when the distance that seal wire hooks when cladding is coated than first layer;
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 selects the first cladding made of polypropylene fiber
Layer, fusing point, since its hot pressing temperature is between 130 DEG C -160 DEG C in hot pressing process, will not be melted at 160 DEG C or more
Melt, heart yarn surface is wound in fiber condition always, is firmly combined with heart yarn under the action of mechanical force;Hot melt is fine when heated
Dimension melting, 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 be carried out strong bonded by the winding of macromolecular chain, intermolecular force, hydrogen bond etc..Therefore the first packet
Coating 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 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 also 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 the woven carpet without gum process, which includes base fabric, pile yams, weft yarn and warp thread,
It is characterized in that, the weft yarn includes hanging pile filling and not hanging pile filling, pile yams are nylon fiber filament yarn, nylon fiber
One kind in staple yarns yarn, nylon fiber staple blended yarn, pure wool yarns, wool blended yarn, which is multiple
Yarn is closed, composite yarn is made of heart yarn and clad, which is the normal weft for meeting carpet requirement, which includes first
Clad and the second clad, the second clad are meldable fibre long filament or spun yarn, and the first clad is polypropylene fiber long filament
Or spun yarn, the second clad account for the 20%-50% of composite yarn gross mass, the first clad accounts for the 10%- of composite yarn gross mass
15%, surplus is heart yarn;
Above-mentioned meldable fibre is hot melt ethylene-vinyl acetate co-polymer fiber, and it is total which heats ethylene-vinylacetate
Polymer fibre is composite fibre, which includes ethylene-vinyl acetate co-polymer material, bonding additives and inorganic nano
Material, wherein the mass ratio of ethylene-vinyl acetate co-polymer material, bonding additives and inorganic nano material is (85-
98.5):(1-10):(0.5-5);
Inorganic nano material is carried out using silane coupling agent, titanate coupling agent, aluminate coupling agent or phosphate coupling agent
Surface is modified, and the ethylene-vinyl acetate co-polymer material for being then 60 DEG C -70 DEG C with fusing point inorganic is received with surface-modified
Rice material is (60-70) in mass ratio:The ratio melt blending of (30-40) is granulated, and the first master batch is made;With fusing point be 60 DEG C-
70 DEG C of ethylene-vinyl acetate co-polymer material is (50-60) in mass ratio with bonding additives:The ratio of (40-50) melts
It is blended and is granulated, the second master batch is made, then press the second that the first master batch, the second master batch are 80 DEG C -110 DEG C with fusing point by design requirement
Above-mentioned hot melt ethylene-vinyl acetate co-polymer fiber is made in alkene-vinyl acetate co-polymer material molten spinning.
2. preparation method according to claim 1, which is characterized in that above-mentioned bonding additives are ethene-vinyl acetate-methyl
Glycidyl acrylate, ethylene-maleic acid-methacrylic dehydrated glyceride, ethylene-methyl acrylate-metering system
Acid glycidyl ester, ethylene-ethylacrylate-glycidyl methacrylate, ethylene/n-butyl acrylate-metering system
Acid glycidyl ester, polypropylene grafted glycidyl methacrylate, polyethylene to graft glycidyl methacrylate, second
Alkene/butylene copolymer graft glycidyl methacrylate, ethylene/octene grafted methacrylic acid glycidol
It is one or more in ester, styrene/ethylene/butadiene block copolymer graft glycidyl methacrylate;Above-mentioned nothing
Machine nano material is one or more in silica, calcium carbonate, montmorillonite, titanium dioxide, and inorganic nano material grain size is
15 nanometers -20 nanometers, 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 130 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 coated for first with polypropylene fiber long filament or spun yarn
Layer, to heat ethylene-vinyl acetate co-polymer fiber filament or spun yarn for the second clad, when coating the first clad
It is 10 centimetres -20 centimetres that the seal wire of coating machine or Novelty twisters, which hooks distance, coating machine or fancy when coating the second clad
It is 1 centimetre -15 centimetres that the seal wire of twisting machine, which hooks distance, and seal wire when the distance that seal wire hooks when the second layer coats is coated than first layer
Low 5 centimetres of distance of hook or more;
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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CN105256399A (en) * | 2015-10-16 | 2016-01-20 | 长城崛起(福建)新材料科技股份公司 | Thermally bonded functional polyamide fiber filament with low melting point |
CN106012217A (en) * | 2016-06-21 | 2016-10-12 | 滨州东方地毯有限公司 | Preparation method of latex-free woven carpet |
CN206204540U (en) * | 2016-10-26 | 2017-05-31 | 江苏康乃馨织造有限公司 | A kind of low-melting fiber towel |
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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 |
WO2015197444A1 (en) * | 2014-06-23 | 2015-12-30 | De Poortere Frères S.A. | Velour fabric and method of manufacturing a velour fabric |
CN104532387A (en) * | 2014-12-29 | 2015-04-22 | 张志明 | Low-melting-point colored special-shaped polyester filament and preparation method thereof |
CN105256399A (en) * | 2015-10-16 | 2016-01-20 | 长城崛起(福建)新材料科技股份公司 | Thermally bonded functional polyamide fiber filament with low melting point |
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