CN108396440A - A kind of preparation method of the woven carpet without latex - Google Patents
A kind of preparation method of the woven carpet without latex Download PDFInfo
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- CN108396440A CN108396440A CN201810137363.8A CN201810137363A CN108396440A CN 108396440 A CN108396440 A CN 108396440A CN 201810137363 A CN201810137363 A CN 201810137363A CN 108396440 A CN108396440 A CN 108396440A
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- yarn
- clad
- carpet
- ethylene
- 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
- 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
- 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
- D03D15/60—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 warp or weft elements other than yarns or threads
- D03D15/68—Scaffolding threads, i.e. threads removed after weaving
-
- 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
- D10B2211/00—Protein-based fibres, e.g. animal fibres
- D10B2211/01—Natural animal fibres, e.g. keratin fibres
- D10B2211/02—Wool
-
- 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
- D10B2321/021—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polyolefins polyethylene
-
- 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
- D10B2331/02—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyamides
-
- 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)
- Manufacturing & Machinery (AREA)
- Carpets (AREA)
- Multicomponent Fibers (AREA)
Abstract
The invention discloses a kind of preparation methods of the woven carpet without latex, use the second clad for meldable fibre long filament or spun yarn, first clad is hdpe 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 latex.
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 systems of the woven carpet without latex
Preparation Method enhances the conformality and dimensionally stable of carpet under the premise of ensureing that pile extracts strength and omits coating process
Property, 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 latex, the carpet include base fabric, pile yams, weft yarn and warp thread,
In, which 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, such as
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 each of carpet
Item performance.Pile yams are nylon fiber filament yarn, nylon fiber staple yarns yarn, nylon fiber staple blended yarn, pure wool
One kind in yarn, wool blended yarn, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, which is
Meet the normal weft of carpet requirement, which includes the first clad and the second clad, and the second clad is that hot melt is fine
Long filament or spun yarn are tieed up, the first clad is hdpe fiber long filament or spun yarn, and it is total that the second clad accounts for composite yarn
The 20%-50% of quality, 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, 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 ethylene-methyl acrylate-maleic anhydride terpolymer,
Ethylene-ethyl acrylate-maleic anhydride copolymer, ethylene/n-butyl acrylate-maleic anhydride terpolymer, Malaysia
Anhydride grafted ethylene-vinyl acetate co-polymer, maleic anhydride grafted polyethylene, ethylene/octene grafted maleic anhydride,
Ethylene/butylene copolymers connect one or more in school maleic anhydride, ethylene-acrylic acid copolymer；Above-mentioned inorganic nano material
To be one or more in silica, calcium carbonate, montmorillonite, titanium dioxide, inorganic nano material grain size is 15 nanometer -20 and receives
Rice, specific surface area are 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 hdpe fiber long filament or spun yarn for the first clad, with hot melt
Ethylene-vinyl acetate co-polymer fiber filament or spun yarn are the second clad, when coating the first clad coating machine or
It is 10 centimetres -20 centimetres that the seal wire of Novelty twisters, which hooks distance, coating machine or Novelty twisters when coating the second clad
It is 1 centimetre -15 centimetres that seal wire, which hooks distance, and the distance for distance seal wire hook when coat than first layer that seal wire hooks when the second layer coats
Low 5 centimetres or more；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first clad in soft fluffy state
On surface, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
The preparation method, wherein above-mentioned carpet is woven Wilden carpet or woven Axminster carpet.
A kind of preparation method of woven carpet without latex provided by the invention, hot melt ethylene-are vinyl acetate copolymerized
There is fibres amorphous-crystalline state structure, the presence of crystal region fiber to be made to have certain strength；And the presence of amorphous region
So that the macromolecular chain of fiber is can move freely, to make the property of fiber close to amorphous high polymer, has amorphous state high
Some physical state features possessed by polymers, thus it is heated when have glassy state, elastomeric state, viscous state, therefore heat ethylene-vinegar
Vinyl acetate copolymer fiber can carry out melt-processed, and have certain strength and flexibility after cooling and solidifying again,
When producing non-adhesive carpet as adhesives using hot melt ethylene-vinyl acetate co-polymer fiber, and cooperation nylon fiber
Or pile yams made of wool fiber, when hot melt ethylene-vinyl acetate co-polymer fiber is heated to its fusing point in hot pressing process
It is melted when above, fiber Macromolecular chain configuration changes, and by the transition of segment, entire macromolecular chain is made to slide, hair
Raw VISCOUS FLOW, by the capillarity of glued Inter-fiber voids and the surface tension effects of fiber, what is flowed is molten
Body sprawls infiltration in fiber surface, after cooling and solidifying again, is bonded by the active force of mechanical adhesion power and diffusion interfacial molecular
Pile yams and weft yarn, while weft yarn and warp thread are effectively consolidated after solidification, enhance the conformality of carpet and the stabilization of size
Property, to which the gum process in carpet preparation process be omitted, keep 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 common high density polyethylene (HDPE) filament fiber or spun yarn, fusing point between 126 DEG C -136 DEG C,
Since hot pressing temperature is between 130 DEG C -160 DEG C in hot pressing process, and hot pressing time is shorter, simultaneously because there are heat conduction lag
Property, therefore common hdpe fiber is only micro- molten, and viscosity is higher, does not have mobility, still coat in heart yarn surface,
It is firmly combined with heart yarn under the action of mechanical force；Due to meldable fibre strand and polyethylene fibre strand contain it is identical
Flexible fat segment, thus have preferable compatibility and affinity, and heat melt when, meldable fibre moieties chain with
Polyethylene fibre moieties chain can mutually be wound, while the partially flexible of meldable fibre strand and polyethylene fibre strand
Exchange reaction can occur for fatty segment, further enhance the binding force of meldable fibre material and polythene material.Therefore first
Clad plays the role of preferable bridge joint during weft yarn and pile heat bonding.Meanwhile first the common high density of clad it is poly-
Ethylene filament fiber or spun yarn in carpet hot pressing process since there are micro- molten phenomenons, in heat effect and the common work of pressure
Under, there are stick to each other between polyethylene fibre, the bending stiffness for hanging pile filling can be increased after cooling and solidifying, and then enhance ground
The stiffness and dimensional stability of blanket.
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 ethylene-methyl acrylate-maleic anhydride three in selected hot melt ethylene-vinyl acetate co-polymer fiber
Membered copolymer, ethylene-ethyl acrylate-maleic anhydride copolymer, ethylene/n-butyl acrylate-maleic anhydride tercopolymer are total
Polymers, maleic anhydride grafted polyethylene, ethylene/octene grafted maleic anhydride, ethylene/butylene copolymers connect school maleic acid
One kind or more in the bonding additives such as acid anhydride, ethylene-acrylic acid copolymer, maleic anhydride grafted ethene-vinyl acetate co-polymer
Kind, contain in each bonding additives strand similar with flexible fat segment in ethylene-vinyl acetate co-polymer strand
Flexible fat segment, therefore each bonding additives have preferable compatibility and knot with ethylene-vinyl acetate co-polymer material
With joint efforts, contain and ethylene-vinyl acetate co-polymer material phase especially in maleic anhydride grafted ethene-vinyl acetate co-polymer
Same segment, binding force between the two is stronger, while containing the active acid anhydrides of chemical property in each bonding additives strand
Group or carboxyl, in the granulation of the second master batch, hot melt ethylene-vinyl acetate co-polymer fibre spinning and carpet heat pressure adhesive hair
When raw high-temperature fusion, anhydride group or carboxyl on bonding additives strand can be with ethylene-vinyl acetate co-polymer strands
On ester group formed hydrogen bond, enhance bonding additives and ethylene-vinyl acetate co-polymer material cementability.Furthermore bonding helps
The addition of agent can reduce the surface tension of ethylene-vinyl acetate co-polymer melt, in carpet heat pressure adhesive, be conducive to ethylene-
Infiltration of the vinyl acetate co-polymer melt to pile yarn fiber increases ethylene-vinyl acetate co-polymer melt and pile yams
The contact area of fiber enhances the mechanical bond with pile yarn fiber after ethylene-vinyl acetate co-polymer melt cools and solidifies
Power and diffusion interfacial molecular active force, 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 carboxyl can form covalent bond and/or hydrogen bond with Amino End Group, the imino group in nylon molecules chain, and can in nylon molecules chain
End carboxyl, amide groups formed hydrogen bond, while molecular melt chain can with stretch out pile yarn fiber strand mutually wind, carry out
The machinery consolidation of molecule interchain.Active force, bonding additives and ethylene-vinylacetate between pile yams and bonding additives is total
Work between active force, the second clad between polymers and the active force between the first clad, the first clad and heart yarn
Under collective effect firmly, the extraction strength of pile yams ensure that.Meanwhile pile yams after cutting off since its length is shorter, and
Two head ends are free end, therefore easily voluntarily backtwisting, and then suede yarn is made to become fluffy, are conducive to melt infiltration, are conducive to after solidification
Pile is bonded the increase of strength.
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 carboxyl in chain can form covalent bond and/or hydrogen bond with the side-chain amino group in wool strand, and can be with wool
Alcoholic extract hydroxyl group, phenolic hydroxyl group and sulfydryl in strand form hydrogen bond, while molecular melt chain can be with the molecule of stretching pile yarn fiber
Chain is mutually wound, and carries out the machinery consolidation of molecule interchain.Therefore the two has preferable cementability, ensure that the extraction of pile yams
Strongly.
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 latex, to make the purpose of the present invention, technical side
Case and effect are clearer, clear, and the present invention is described in more detail below.It should be appreciated that specific reality described herein
It applies example to be only used to explain the present invention, be not intended to limit the present invention.
The present invention provides a kind of preparation method of the woven carpet without latex, which includes base fabric, pile yams, latitude
Yarn and warp thread, and the weft yarn includes hanging pile filling and not hanging pile filling, hangs pile filling and does not hang the ratio of pile filling
Example is 1:1-1:2, pile yams are nylon fiber filament yarn, nylon fiber staple yarn, nylon fiber staple blended yarn, pure wool
One kind in yarn, wool blended yarn, the extension pile filling are composite yarn, and composite yarn is made of heart yarn and clad, which is
Meet the normal weft of carpet requirement, which includes the first clad and the second clad, and the second clad is that hot melt is fine
Long filament or spun yarn are tieed up, the first clad is hdpe fiber long filament or spun yarn, and it is total that the second clad accounts for composite yarn
The 20%-50% of quality, 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 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 ethylene-methyl acrylate-maleic anhydride terpolymer, ethylene-propylene
Acetoacetic ester-maleic anhydride terpolymer, ethylene/n-butyl acrylate-maleic anhydride terpolymer, maleic anhydride grafting are poly-
Ethylene, ethylene/octene grafted maleic anhydride, ethylene/butylene copolymers connect school maleic anhydride, ethylene-acrylic acid copolymer
It is one or more in object；Above-mentioned inorganic nano material be silica, calcium carbonate, montmorillonite, one kind in titanium dioxide or
A variety of, which is 15 nanometers -20 nanometers, and specific surface area is 150 ± l0m2/g.With silane coupling agent, titanium
Acid esters coupling agent, aluminate coupling agent, phosphate coupling agent etc. carry out surface modification to inorganic nano material, in inorganic nano material
Expect that surface covers one layer of organic matter, enhance the compatibility of inorganic nano material and ethylene-vinyl acetate co-polymer material and glues
With joint efforts, and dispersibility of the enhancing inorganic nano material in ethylene-vinyl acetate co-polymer material；With fusing point be 60 DEG C-
70 DEG C of ethylene-vinyl acetate co-polymer material is granulated with surface-modified inorganic nano material melt blending, is made the
Viscosity lazy flow is good when one master batch due to fusing point is 60 DEG C -70 DEG C of ethylene-vinyl acetate co-polymer material molten, can
Make inorganic nano material that there is preferable dispersibility in heating ethylene-vinyl acetate ester fiber, 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 hdpe fiber long filament or spun yarn for the first clad, to heat ethylene-vinyl acetate co-polymer fiber
Long filament or spun yarn are the second clad, and it is 10 that when coating the first clad, the seal wire of coating machine or Novelty twisters, which hooks distance,
Centimetres -20 centimetres, it is 1 centimetre -15 centimetres that when coating the second clad, the seal wire of coating machine or Novelty twisters, which hooks distance, and
Low 5 centimetres of the distance or more that seal wire hooks when the distance that seal wire hooks when the second layer coats 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 is selected made of hdpe fiber
First clad, fusing point is between 126-136 DEG C, since its hot pressing temperature is between 130 DEG C -160 DEG C in hot pressing process,
And hot pressing time is shorter, simultaneously because there are heat conduction hysteresis qualitys, therefore common hdpe fiber is only micro- molten, and viscosity compared with
Height, does not have mobility, still coats in heart yarn surface, heart yarn surface is wound in always with fiber condition, in the effect of mechanical force
It is lower firmly to be combined with heart yarn；Meldable fibre melts when heated, because meldable fibre and the first clad are same based material, has phase
With molecular radical, therefore there is fine compatibility and cementability, winding that the two can be by macromolecular chain, intermolecular interaction
Power, hydrogen bond etc. carry out strong bonded.Therefore the first clad plays preferable bridge joint during weft yarn and pile heat bonding and makees
With.
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 latex, which includes base fabric, pile yams, weft yarn and warp thread, spy
Sign is that the weft yarn includes hanging pile filling and not hanging pile filling, and pile yams are nylon fiber filament yarn, the pure spinning of nylon fiber
One kind in staple yarn, nylon fiber staple blended yarn, pure wool yarns, wool blended yarn, the extension pile filling are composite yarn,
Composite yarn is made of heart yarn and clad, which is the normal weft for meeting carpet requirement, which includes the first cladding
Layer and the second clad, the second clad are meldable fibre long filament or spun yarn, and the first clad is hdpe fiber
Long filament or spun yarn, the second clad account for the 20%-50% of composite yarn gross mass, and the first clad accounts for composite yarn gross mass
10%-15%, surplus are 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 ethylene-methyl acrylate-horse
Come acid anhydrides terpolymer, ethylene-ethyl acrylate-maleic anhydride copolymer, ethylene/n-butyl acrylate-maleic acid
Acid anhydride terpolymer, maleic anhydride grafted ethene-vinyl acetate co-polymer, maleic anhydride grafted polyethylene, ethylene/octene are total
Polymers grafted maleic anhydride, ethylene/butylene copolymers connect one or more in school maleic anhydride, ethylene-acrylic acid copolymer；
Above-mentioned inorganic nano material is one or more, the inorganic nano material in silica, calcium carbonate, montmorillonite, titanium dioxide
Grain size is 15 nanometers -20 nanometers, and specific surface area is 150 ± l0m2/g。
3. preparation method according to claim 1, which is characterized in that the advance structure design of carpet is pressed, by pile yams, weft yarn
Embryo blanket is made after interweaving with warp thread, so that the fusing flowing of the second clad is bonded pile yams through cooling and solidifying embryo blanket hot-pressing processing
With weft yarn and weft yarn and warp thread, then above-mentioned carpet is obtained after subsequent processing.
4. preparation method according to claim 3, which is characterized in that above-mentioned to use far infrared or heat to embryo blanket hot-pressing processing
Hot-rolling pressurization is carried out after air preheat again；Before embryo blanket enters heat roller tube surface, first use far infrared or hot-air to embryo blanket into
Row preheating is provided with 1-3 pressure roller on heat roller tube surface, and heat roller tube is dynamic for main turn, and pressure roller is driven rotation, and embryo blanket is driven
Transmission, hot-rolling drum surface temperature are 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 be with hdpe fiber long filament or spun yarn
First clad, to heat ethylene-vinyl acetate co-polymer fiber filament or spun yarn for the second clad, in cladding first
It is 10 centimetres -20 centimetres that the seal wire of coating machine or Novelty twisters, which hooks distance, when clad, is coated when coating the second clad
It is 1 centimetre -15 centimetres that the seal wire of machine or Novelty twisters, which hooks distance, and the distance that seal wire hooks when second layer cladding is than first layer packet
Low 5 centimetres of the distance or more that seal wire hooks when covering；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first cover surface in soft fluffy state
On, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
7. preparation method according to claim 1, which is characterized in that above-mentioned carpet be woven Wilden carpet or woven Ah
Gram Munster carpet.
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| CN1570236A (en) * | 2004-04-26 | 2005-01-26 | 明新弹性织物（中国）有限公司 | Resilient ribbon capable of preventing web contraction |
| CN104499089A (en) * | 2014-12-10 | 2015-04-08 | 滨州东方地毯有限公司 | Modified polypropylene fiber 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 |
| 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 |
| CN106585055A (en) * | 2016-12-07 | 2017-04-26 | 滨州东方地毯有限公司 | Equipment and method for producing carpet |
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2018
- 2018-02-10 CN CN201810137363.8A patent/CN108396440B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN104499089A (en) * | 2014-12-10 | 2015-04-08 | 滨州东方地毯有限公司 | Modified polypropylene fiber 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 |
| 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 |
| CN106585055A (en) * | 2016-12-07 | 2017-04-26 | 滨州东方地毯有限公司 | Equipment and method for producing carpet |
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