CN108396441A - A kind of preparation method of woven carpet without latex - Google Patents
A kind of preparation method of woven carpet without latex Download PDFInfo
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- CN108396441A CN108396441A CN201810137371.2A CN201810137371A CN108396441A CN 108396441 A CN108396441 A CN 108396441A CN 201810137371 A CN201810137371 A CN 201810137371A CN 108396441 A CN108396441 A CN 108396441A
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- yarn
- clad
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- fiber
- pile
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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
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C27/00—Compound processes or apparatus, for finishing or dressing textile fabrics, not otherwise provided for
-
- 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)
Abstract
The invention discloses a kind of preparation methods of the woven carpet without latex, the second clad is used as the long filament or spun yarn that are formed by meldable fibre, first clad is the fiber filament or spun yarn by hdpe fiber, second clad accounts for 20% the 50% of composite yarn gross mass, first clad accounts for 10% the 15% of composite yarn gross mass, and surplus is that the mode of heart yarn is made and hangs pile filling.When producing non-adhesive carpet as adhesives using hot melt low density polyethylene (LDPE) fiber, and pile yams made of cooperation nylon fiber or wool, when hot melt low density polyethylene (LDPE) 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 are effectively consolidated 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 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.It is to reduce cost and raising simultaneously
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 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 by heating
Fibroplastic long filament or spun yarn, the first clad are the fiber filament or spun yarn formed by hdpe fiber,
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
For heart yarn；
Above-mentioned meldable fibre is hot melt low density polyethylene (LDPE) fiber, which is compound fibre
Dimension, the composite fibre include low-density polyethylene material, bonding additives and inorganic nano material, wherein low density polyethylene (LDPE) material
The mass ratio of 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 with low-density polyethylene material and surface-modified inorganic nano material in mass ratio for (60-
70)：The ratio melt blending of (30-40) is granulated, and the first master batch is made, and quality is pressed with low-density polyethylene material and bonding additives
Than for (50-60)：The ratio melt blending of (40-50) is granulated, and the second master batch is made, then press design requirement by the first master batch,
Hot melt low density polyethylene (LDPE) fiber is made in second master batch and low-density polyethylene material melt 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 130 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 to be the first cladding by the fiber filament of hdpe fiber or spun yarn
Layer is wrapped with heating the fibroplastic long filament of low density polyethylene (LDPE) or spun yarn as the second clad when coating the first clad
The seal wire for covering machine or Novelty twisters is hooked apart from being 10 centimetres -20 centimetres, and when coating the second clad, coating machine or fancy are twisted
It is 1 centimetre -15 centimetres that the seal wire of line machine, which hooks distance, and seal wire hooks when the distance that seal wire hooks when the second layer coats coat than first layer
Low 5 centimetres of distance 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 low density polyethylene (LDPE) fiber have
The presence of amorphous-crystalline state structure, crystal region makes fiber have certain strength；And the presence of amorphous region makes the big of fiber
Strand can move freely, and to make the property of fiber close to amorphous high polymer, there are Amorphous Polymers to be had
Some physical state features, therefore it is heated when have glassy state, elastomeric state, viscous state, therefore heat low density polyethylene (LDPE) fiber
Melt-processed can be carried out, and there is after cooling and solidifying certain strength and flexibility again, is utilizing hot melt low density polyethylene
When alkene fiber produces non-adhesive carpet as adhesives, and pile yams made of cooperation nylon fiber or wool fiber, work as heat
Molten low density polyethylene (LDPE) fiber is melted when hot pressing process is heated to its fusing point or more, and fiber Macromolecular chain configuration becomes
Change, by the transition of segment, entire macromolecular chain is made to slide, VISCOUS FLOW occurs, passes through the capillary of glued Inter-fiber voids
The surface tension effects of effect and fiber, the melt flowed sprawl infiltration in fiber surface, after cooling and solidifying again, lead to
It crosses mechanical adhesion power and spreads the active force bonding pile yams and weft yarn of interfacial molecular, while weft yarn and warp thread are had after solidification
Effect consolidation, enhances the conformality of carpet and the stability of size, to which the gum process in carpet preparation process be omitted, makes
Carpet obtained is 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,
Cover one layer of organic matter on inorganic nano material surface, enhance inorganic nano material and low-density polyethylene material compatibility and
Bonding force, and dispersibility of the enhancing inorganic nano material in low-density polyethylene material.
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.First clad selects common high density polyethylene (HDPE)
Filament fiber or spun yarn, fusing point is between 126 DEG C -136 DEG C, since hot pressing temperature is at 130 DEG C -160 in hot pressing process
Between DEG C, and hot pressing time is shorter, simultaneously because there are heat conduction hysteresis qualitys, therefore common hdpe fiber is only micro- molten,
And viscosity is higher, does not have mobility, still coats in heart yarn surface, is firmly combined with heart yarn under the action of mechanical force；Due to
Low density polyethylene (LDPE) strand and hdpe fiber strand flexible fat segment having the same, therefore with preferable
Compatibility and affinity, and heat melt when, low density polyethylene (LDPE) fiber moieties chain and hdpe fiber
Moieties chain can mutually be wound, and further enhance the binding force of meldable fibre material and polythene material.Therefore the first packet
Coating plays the role of preferable bridge joint during weft yarn and pile heat bonding.Meanwhile the first common high-density polyethylene of clad
Alkene filament fiber or spun yarn in carpet hot pressing process since there are micro- molten phenomenons, in heat effect and the collective effect 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 carpet
Stiffness and dimensional stability.
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 in selected low density polyethylene (LDPE) composite fibre contain ethylene-methyl acrylate-maleic anhydride terpolymer,
Ethylene-ethyl acrylate-maleic anhydride copolymer, ethylene/n-butyl acrylate-maleic anhydride terpolymer, Malaysia
Anhydride grafted lldpe, ethylene/octene grafted maleic anhydride, ethylene/butylene copolymers connect school maleic anhydride, ethylene-
It is one or more in the bonding additives such as acrylic copolymer, maleic anhydride grafted ethene-vinyl acetate co-polymer, it is each to be bonded
Contain flexible fat segment similar with flexible fat segment in low density polyethylene (LDPE) strand in auxiliary molecules chain, therefore each
Bonding additives have preferable compatibility and binding force with low-density polyethylene material, especially in maleic anhydride grafted polyethylene
Containing segment identical with low-density polyethylene material, binding force between the two is stronger.Furthermore the addition of bonding additives can drop
The surface tension of low Ldpe Melt is conducive to Ldpe Melt to pile yams fibre in carpet heat pressure adhesive
The infiltration of dimension increases the contact area of Ldpe Melt and pile yarn fiber, enhancing Ldpe Melt cooling
After solidification with the mechanical bonding force of pile yarn fiber and diffusion interfacial molecular active force, and then increase carpet pile extraction it is strong
Power.
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, low density polyethylene (LDPE) is compound
While fiber-heated melting becomes melt infiltration nylon fiber, anhydride group or carboxyl in melt in bonding additives strand
Covalent bond and/or hydrogen bond can be formed with Amino End Group, the imino group in nylon molecules chain, and can be with the end carboxylic in nylon molecules chain
Base, amide groups form hydrogen bond, while molecular melt chain can mutually be wound with the strand for stretching out pile yarn fiber, carry out strand
Between machinery consolidation.Active force, bonding additives between pile yams and bonding additives and the effect between low density polyethylene (LDPE)
The collective effect of active force, the first clad between power, the second clad and the first clad and the active force between heart yarn
Under, it ensure that the extraction strength of pile yams.Meanwhile pile yams after cutting off since its length is shorter, and two head ends be free end,
Therefore easy voluntarily backtwisting, and then suede yarn is made to become fluffy, be conducive to melt infiltration, be conducive to the increasing of pile bonding strength after solidification
Add.
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, and in carpet hot pressing process, hot melt is low
While density polyethylene fibres heating melting becomes melt infiltration wool fiber, the acid anhydrides in melt in bonding additives strand
Group or carboxyl can form covalent bond and/or hydrogen bond with the side-chain amino group in wool strand, and can in wool strand
Alcoholic extract hydroxyl group, phenolic hydroxyl group and sulfydryl form hydrogen bond, while molecular melt chain can mutually be wound with the strand for stretching out pile yarn fiber,
Carry out the machinery consolidation of molecule interchain.Therefore the two has preferable cementability, ensure that the extraction strength of pile yams.
And hot pressing process is carried out by the way of first preheating multiple tracks hot pressing again, the uniformity of embryo blanket heating can be improved in preheating,
And improve the processing efficiency of hot pressing process；Multiple tracks hot pressing can enhance the mobility of melt after meldable fibre melts and be oozed to pile
Permeability improves the extraction strength of pile, while after preceding road pressure roller hot pressing, during the melt after meldable fibre can be made to melt is with heart yarn
Heart flowing expansion, while under pressure close to the pile yams part for hanging pile filling, being formed by plane and becoming in melt
Shape flattens, and then increases the contact area of melt and pile；It is acted on simultaneously in pressure close to the pile yams part for hanging pile filling
Air is extruded discharge between lower fiber, after carpet leaves pressure roller, since pile yarn fiber has certain resilience, in rebound
Negative pressure is formed inside pile yams, and then enhances infiltration of the melt to pile yams, increases the extraction strength of pile yams after melt solidification.
Using meldable fibre without adding organic solvent, reduces environmental pollution, ensure that carpet manufacture personnel and carpet use
The health of personnel；The warp thread hung the weft yarn of pile and intersected therewith can be consolidated after meldable fibre melt-flow resolidification
Knot, and then enhance the conformality and dimensional stability of carpet；The heat preservation that certain time is carried out after hot pressing, can be improved high molecular material
Crystallinity, and then improve carpet pile extraction strength.
Description of the drawings
Fig. 1 is the structural schematic diagram of the heat roller tube in autoclaving process in the present invention.
Specific implementation mode
The present invention provides a kind of preparation methods of the woven carpet without 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 by heating
Fibroplastic long filament or spun yarn, the first clad be by hdpe fiber fiber filament or spun yarn, 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, and surplus is core
Yarn；
Above-mentioned meldable fibre is hot melt low density polyethylene (LDPE) fiber, which is compound fibre
Dimension, the composite fibre include low-density polyethylene material, bonding additives and inorganic nano material, wherein low density polyethylene (LDPE) material
The mass ratio of 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 with low-density polyethylene material and surface-modified inorganic nano material in mass ratio for (60-
70)：The ratio melt blending of (30-40) is granulated, and the first master batch is made, and quality is pressed with low-density polyethylene material and bonding additives
Than for (50-60)：The ratio melt blending of (40-50) is granulated, and the second master batch is made, then press design requirement by the first master batch,
Hot melt low density polyethylene (LDPE) fiber is made in second master batch and low-density polyethylene material melt spinning.
Heating low density polyethylene (LDPE) fiber, there is amorphous-crystalline state structure, the presence of crystal region fiber to be made to have centainly
Strength；And the presence of amorphous region makes the macromolecular chain of fiber can move freely, to make the property of fiber close to amorphous
The high polymer of state, has some physical state features possessed by Amorphous Polymers, thus it is heated when have glassy state, high-elastic
State, viscous state, therefore hot melt low density polyethylene (LDPE) fiber can carry out melt-processed, and have centainly after cooling and solidifying again
Strength and flexibility, when producing non-adhesive carpet as adhesives using hot melt low density polyethylene (LDPE) fiber, and cooperation Buddhist nun
Pile yams made of imperial fiber or wool fiber, when hot melt low density polyethylene (LDPE) fiber is heated to its fusing point or more in hot pressing process
Shi Fasheng is melted, and fiber Macromolecular chain configuration changes, and by the transition of segment, entire macromolecular chain is made to slide, and is occurred viscous
Property flowing, by the capillarity of glued Inter-fiber voids and the surface tension effects of fiber, the melt flowed exists
Fiber surface sprawls infiltration, again cool and solidify after, by mechanical adhesion power and diffusion interfacial molecular active force binder fibre,
Weft yarn and warp thread are effectively consolidated after solidification, enhance the conformality of carpet and the stability of size, to which carpet be omitted
Gum process in preparation process keeps carpet obtained more environmentally friendly.
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 are grafted second
Alkene-vinyl acetate co-polymer, maleic anhydride grafted polyethylene, ethylene/octene grafted maleic anhydride, ethylene/butylene
Copolymer connects one or more in school maleic anhydride, ethylene-acrylic acid copolymer；Above-mentioned inorganic nano material is titanium dioxide
One or more in silicon, calcium carbonate, montmorillonite, titanium dioxide, inorganic nano material grain size is 15 nanometers -20 nanometers, compares table
Area is 150 ± l0m2/g.With silane coupling agent, titanate coupling agent, aluminate coupling agent, phosphate coupling agent etc. to inorganic
Nano material carry out surface modification, inorganic nano material surface cover one layer of organic matter, enhancing inorganic nano material with it is low close
Spend the compatibility and bonding force of polythene material, and dispersion of the enhancing inorganic nano material in low-density polyethylene material
Property.
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 145 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 by the fiber filament of hdpe fiber or spun yarn for the first clad, to heat low density polyethylene (LDPE) fiber shape
At long filament or spun yarn be the second clad, when coat the first clad the seal wire of coating machine or Novelty twisters hook distance
It it is 10 centimetres -20 centimetres, it is 1 centimetre -15 lis that when coating the second clad, the seal wire of coating machine or Novelty twisters, which hooks distance,
Rice, and low 5 centimetres of the distance or more for distance seal wire hook when coat than first layer that seal wire hooks when the second layer coats；
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 selection of the first clad is made of hdpe fiber
The first clad, fusing point is between 126 DEG C -136 DEG C, since its hot pressing temperature is at 130 DEG C -160 DEG C in hot pressing process
Between, and hot pressing time is shorter, simultaneously because there are heat conduction hysteresis qualitys, therefore common hdpe fiber is only micro- molten, and
Viscosity is higher, does not have mobility, still coats in heart yarn surface, heart yarn surface is wound in always with fiber condition, in mechanical force
Under the action of firmly combined with heart yarn；Meldable fibre melts when heated, because meldable fibre and the first clad are same based material,
Molecular radical having the same, therefore have fine compatibility and cementability, the two can be by the winding of macromolecular chain, intermolecular
Active force, hydrogen bond etc. carry out strong bonded.Therefore the first clad plays preferable bridge during weft yarn and pile heat bonding
Connect effect.
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 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 the long filament or spun yarn formed by meldable fibre, and the first clad is by high density
The fiber filament or spun yarn that polyethylene fibre is formed, the second clad account for the 20%-50% of composite yarn gross mass, the first cladding
Layer accounts for the 10%-15% of composite yarn gross mass, and surplus is heart yarn；
Above-mentioned meldable fibre is hot melt low density polyethylene (LDPE) fiber, which is composite fibre, should
Composite fibre includes low-density polyethylene material, bonding additives and inorganic nano material, wherein low-density polyethylene material, bonding
The mass ratio of auxiliary agent 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, then with low-density polyethylene material and surface-modified inorganic nano material in mass ratio for (60-70)：
The ratio melt blending of (30-40) is granulated, and the first master batch is made, is in mass ratio with low-density polyethylene material and bonding additives
(50-60)：The ratio melt blending of (40-50) is granulated, and the second master batch is made, and then presses design requirement by the first master batch, second
Hot melt low density polyethylene (LDPE) fiber is made in master batch and low-density polyethylene material melt 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 with by the fiber filament of hdpe fiber or
Spun yarn is the first clad, to heat the fibroplastic long filament of low density polyethylene (LDPE) or spun yarn as the second clad, is being wrapped
It is 10 centimetres -20 centimetres that the seal wire of coating machine or Novelty twisters, which hooks distance, when covering the first clad, is coating the second clad
When coating machine or the seal wire of Novelty twisters to hook distance be 1 centimetre -15 centimetres, and the distance that seal wire hooks when the second layer coats is than the
Low 5 centimetres of the distance or more that seal wire hooks when one layer of cladding；
First clad is wrapped in compact state on heart yarn, and the second clad is wrapped in the first cover surface in soft fluffy state
On, above-mentioned extension pile filling is made after carrying out first layer cladding and second layer cladding to the heart yarn for hanging pile filling.
7. preparation method according to claim 1, which is characterized in that above-mentioned carpet be woven Wilden carpet or woven Ah
Gram Munster carpet.
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| CN201810137371.2A CN108396441A (en) | 2018-02-10 | 2018-02-10 | A kind of preparation method of woven carpet without latex |
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| CN201810137371.2A CN108396441A (en) | 2018-02-10 | 2018-02-10 | A kind of preparation method of woven carpet without latex |
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| 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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2018
- 2018-02-10 CN CN201810137371.2A patent/CN108396441A/en not_active Withdrawn
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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Application publication date: 20180814 |