CN108411458A - A kind of preparation method of woven carpet without gum process - Google Patents

A kind of preparation method of woven carpet without gum process Download PDF

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Publication number
CN108411458A
CN108411458A CN201810137333.7A CN201810137333A CN108411458A CN 108411458 A CN108411458 A CN 108411458A CN 201810137333 A CN201810137333 A CN 201810137333A CN 108411458 A CN108411458 A CN 108411458A
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China
Prior art keywords
yarn
ethylene
clad
carpet
pile
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CN201810137333.7A
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Chinese (zh)
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CN108411458B (en
Inventor
张元明
韩光亭
刘延辉
董卫国
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Qingdao University
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Qingdao University
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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
    • 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
    • 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
    • D03D15/40—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads
    • D03D15/47—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the structure of the yarns or threads multicomponent, e.g. blended yarns or threads
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C15/00—Calendering, pressing, ironing, glossing or glazing textile fabrics
    • D06C15/02—Calendering, pressing, ironing, glossing or glazing textile fabrics between co-operating press or calender rolls
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
    • D06C7/00—Heating or cooling textile fabrics
    • 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
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/02—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins
    • D10B2321/022—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polypropylene
    • 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
    • D10B2321/00—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D10B2321/08—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of unsaturated carboxylic acids or unsaturated organic esters, e.g. polyacrylic esters, polyvinyl acetate
    • 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
    • D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
    • D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
    • 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

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Carpets (AREA)
  • Woven Fabrics (AREA)
  • Multicomponent Fibers (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 the pile yams that cooperation polyester fiber is made, 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

A kind of preparation method of woven carpet without gum process
Technical field
The present invention relates to field of sanitary equipment more particularly to a kind of preparation methods of 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 without 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 woven carpet without gum process, the carpet include 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 in polyester fiber filament yarn, polyester fiber staple yarns yarn, polyester fiber staple blended yarn One kind, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, which is meet carpet requirement common Weft yarn, the clad include the first clad and the second clad, the second clad be meldable fibre long filament or spun yarn, first Clad is polypropylene fiber long filament or spun yarn, and the second clad accounts for the 20%-50% of composite yarn gross mass, and the first clad accounts for The 10%-15% of composite yarn gross mass, surplus are 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 terylene Pile yams made of fiber, when hot melt ethylene-vinyl acetate co-polymer fiber is when hot pressing process is heated to its fusing point or more It melts, fiber Macromolecular chain configuration changes, and by the transition of segment, entire macromolecular chain is made to slide, viscosity occurs Flowing, by the capillarity of glued Inter-fiber voids and the surface tension effects of fiber, the melt flowed is in fibre Surface spreading infiltration is tieed up, after cooling and solidifying again, pile yams are bonded by the active force of mechanical adhesion power and diffusion interfacial molecular And weft yarn, while weft yarn and warp thread are effectively consolidated after solidification, enhance the conformality of carpet and the stability of size, to The gum process in carpet preparation process is omitted, keeps carpet obtained more environmentally friendly.
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.
Since selected pile yams are one kind in polyester fiber filament yarn or staple fiber Pure Yarn or spun-blend, point Containing end carboxyl, terminal hydroxy group isoreactivity group in subchain, in carpet hot pressing process, ethylene-vinyl acetate co-polymer is heated While fiber-heated melting becomes melt infiltration polyester fiber, anhydride group or epoxy in melt in bonding additives strand Group can form covalent bond and/or hydrogen bond with end carboxyl, the terminal hydroxy group in terylene strand, while molecular melt chain can be with stretching The strand of pile yarn fiber is mutually wound, and carries out the machinery consolidation of molecule interchain.Work between pile yams and bonding additives Firmly, between the active force between bonding additives and ethylene-vinyl acetate co-polymer, the second clad and the first clad Under the collective effect of active force between active force, the first clad and heart yarn, the extraction strength of pile yams ensure that.Meanwhile Pile yams are 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 Pine is conducive to melt infiltration, is conducive to the increase of pile bonding strength after solidification.
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 method 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 in polyester fiber filament yarn, polyester fiber staple yarn or polyester fiber staple blended yarn One kind, which is composite yarn, and composite yarn is made of heart yarn and clad, which is meet carpet requirement general Logical weft yarn, the clad include the first clad and the second clad, and the second clad is meldable fibre long filament or spun yarn, the One clad is polypropylene fiber long filament or spun yarn, and the second clad accounts for the 20%-50% of composite yarn gross mass, the first clad The 10%-15% of composite yarn gross mass is accounted for, 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 the pile yams that are made of cooperation polyester fiber, when hot melt ethylene-vinyl acetate co-polymer fiber exists Hot pressing process is heated to melting when its fusing point or more, and fiber Macromolecular chain configuration changes, and by the transition of segment, makes Entire macromolecular chain sliding, occurs VISCOUS FLOW, passes through the capillarity of glued Inter-fiber voids and the surface of fiber Force effect, the melt flowed sprawl infiltration in fiber surface, after cooling and solidifying again, pass through mechanical adhesion power and diffusion circle The active force binder fibre of face molecule, weft yarn and warp thread are effectively consolidated after solidification, enhance the conformality and size of carpet Stability keep 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 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 polyester fiber filament yarn, polyester fiber One kind in staple yarns yarn, polyester fiber staple blended yarn, the extension pile filling are composite yarn, and composite yarn is by heart yarn and packet Coating forms, which is the normal weft for meeting carpet requirement, which includes the first clad and the second clad, the Two clads are meldable fibre long filament or spun yarn, and the first clad is polypropylene fiber long filament or spun yarn, 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 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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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324824A (en) * 1978-08-24 1982-04-13 The Akro Corporation Tufted pile floor covering with piling of coated fibrous material
JPS58169542A (en) * 1982-03-30 1983-10-06 東レ株式会社 Special chenille knitted fabric
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
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
CN106113675A (en) * 2016-06-21 2016-11-16 滨州东方地毯有限公司 A kind of preparation method of tufted carpet without latex

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324824A (en) * 1978-08-24 1982-04-13 The Akro Corporation Tufted pile floor covering with piling of coated fibrous material
JPS58169542A (en) * 1982-03-30 1983-10-06 東レ株式会社 Special chenille knitted fabric
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
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
CN106113675A (en) * 2016-06-21 2016-11-16 滨州东方地毯有限公司 A kind of preparation method of tufted carpet without latex

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