CN108251968A - A kind of preparation method of compound meldable fibre - Google Patents

A kind of preparation method of compound meldable fibre Download PDF

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Publication number
CN108251968A
CN108251968A CN201810318074.8A CN201810318074A CN108251968A CN 108251968 A CN108251968 A CN 108251968A CN 201810318074 A CN201810318074 A CN 201810318074A CN 108251968 A CN108251968 A CN 108251968A
Authority
CN
China
Prior art keywords
fiber
polypropylene
compound
hot melt
fibre
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810318074.8A
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Chinese (zh)
Inventor
蒋辉
许文君
周净
许方舟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Ke Nengxin Material Co Ltd
Original Assignee
Jiangsu Ke Nengxin Material Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Ke Nengxin Material Co Ltd filed Critical Jiangsu Ke Nengxin Material Co Ltd
Priority to CN201810318074.8A priority Critical patent/CN108251968A/en
Publication of CN108251968A publication Critical patent/CN108251968A/en
Pending legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/42Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
    • D04H1/4382Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/06Fibrous reinforcements only
    • B29C70/10Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
    • B29C70/12Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of short length, e.g. in the form of a mat
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01DMECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00Formation of filaments, threads, or the like
    • D01D5/28Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30Conjugate filaments; Spinnerette packs therefor
    • D01D5/34Core-skin structure; Spinnerette packs therefor
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04HMAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
    • D04H1/00Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
    • D04H1/40Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
    • D04H1/44Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
    • D04H1/46Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
    • D04H1/48Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation
    • D04H1/485Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres in combination with at least one other method of consolidation in combination with weld-bonding

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Nonwoven Fabrics (AREA)
  • Artificial Filaments (AREA)

Abstract

A kind of preparation method of compound meldable fibre, it is characterised in that include the following steps:It is dried using rotary-drum vacuum, bar extruder is exported to spinning, modular construction is transformed, using the multiple spinning process of two-component skin-core structure, low-melting point polyester uses watery fusion, and high temperature squeezes out, high-temperature fusion is used to conventional polyester, the method that low temperature squeezes out reduces the generation of haftplatte phenomenon in spinning process, two component ratios to a certain extent:Core-skin is respectively 60/40.The purpose of the present invention is to provide a kind of preparation method of compound meldable fibre, to solve the problems mentioned in the above background technology.The fiber of the present invention has good controllability, has stronger bonding force to pole filter, is more suitable for using in fields such as non-woven cloth, filling cotton, jointing materials.

Description

A kind of preparation method of compound meldable fibre
Technical field
The present invention relates to textile technology field, more particularly to a kind of preparation method of compound meldable fibre.
Background technology
Now with the rapid development of non-woven fabrics industry, the dosage of heat-bondable fibre constantly expands, but general multiple at present Mould assembly coheres content requirement of the fiber in non-woven fabrics non-woven fabric more than 30%, and content is higher, leads to non-woven material Sticky point increase, intensity is higher, and feel is harder.
Therefore, it is necessary to solve the above problems to invent a kind of preparation method of compound meldable fibre.
Invention content
The purpose of the present invention is to provide a kind of preparation method of compound meldable fibre, to solve in above-mentioned background technology The problem of proposition.The fiber of the present invention has good controllability, has stronger bonding force to pole filter, is more suitable for The fields such as non-woven cloth, filling cotton, jointing material use.
To achieve the above object, the present invention provides following technical solution:
A kind of preparation method of compound meldable fibre, it is characterised in that:It is dried using rotary-drum vacuum, bar is exported to spinning Extruder, modular construction are transformed, and using the multiple spinning process of two-component skin-core structure, low-melting point polyester uses watery fusion, High temperature squeezes out, and to the method that conventional polyester is squeezed out using high-temperature fusion, low temperature, reduces haftplatte in spinning process to a certain extent The generation of phenomenon, two component ratios:Core-skin is respectively 60/40;Further include following steps:Prepare compound hot melt polypropylene chopped fiber Dimension:Master batch containing two kinds of antibacterial particles of Nano-Zinc and silver ion and polypropylene fibre hot melt are mixed and made into compound hot melt polypropylene chopped fiber Dimension;The compound hot melt polypropylene short fiber is mixed with normal polypropylene fiber;Remove compound hot melt polypropylene short fiber with it is general Impurity in the mixture of logical polypropylene fiber;The mixture of compound hot melt polypropylene short fiber and normal polypropylene fiber is paved into phase If the dried layer web mutually intersected;Successively by the way that if pierce in advance will be together with the web needle of dried layer thorn with main thorn;After needle is pierced Web calendering thermal finalization is into compound hot melt polypropylene non-woven fabric;The master batch accounts for the 12% of the antibacterial polypropylene short fiber; The melt index of the master batch is 150g/10min;The line density of the compound hot melt polypropylene short fiber be 25dtex, fiber Length is 35mm.
The mixing ratio of the compound hot melt polypropylene short fiber and polypropylene fiber is 1:1.
20-60 layers of the fiber net laying.
A kind of preparation method of compound meldable fibre, it is characterised in that include the following steps:1), high-performance fiber, Fire resistance fibre and meldable fibre open packet, then through the pre- shredding of thick opener, then pass through again by cotton blender machine mixing by bale opener Refined opener essence shredding, then combed with carding machine;
2) fiber combed, is carried out with lapping machine by cross lapping using nonwoven needled processing technology, then uses needle Thorn machine is pierced into the hand-manipulating of needle and is processed, then handled with gassing frame and calender;
3), pierce, singe through needle, the semi-finished product after calendering are fibrofelt, then fibrofelt carry out after compound hot pressing with thermoplastic Property resin eventually forms composite inner decoration material;It is fine that the high-performance fiber includes polyphenylene sulfide, aramid fiber 1313, aramid fiber 1314, carbon Any one of dimension, oxidization fiber or several mixing, the fire resistance fibre include the poly terephthalic acid second two after flame-retardant modified Any one or several mixing in alcohol, polyester, polypropylene, the meldable fibre include polyethylene terephthalate, polyester, poly- third Any one or several mixing in alkene.
The technique effect and advantage of the present invention:
Core technology of the present invention is to break traditional fill-type drying process, using rotary-drum vacuum drying process, is extended dry The dry time, strictly control heating rate, avoid slice bonding in addition jaundice degradation, influence spinning, stretch be smoothed out. By using the compound spinning process of skin-core structure, the product is made not generate collapsing phenomenon in rear road use, melted in cortex When remain to keep threadiness, thus weave that non-woven cloth is soft, and cloth surface uniformity is good, no hard spot.It is cut using low melting point Piece can substantially reduce production cost again with common slice composite spinning, and another big advantage is environment caused by no chemical adhesive Pollution problem, energy consumption are reduced.The key technical indexes:Fusing point:110℃-150℃;Intensity:3.0-3.4g/D;Degree of stretching:40-60%. Due to the technology of the present invention content, good product performance, therefore added value of product are high, and profit per ton is up to 3000-4000 members.After client Road uses, escapable cost 1500-1700 members per ton, therefore with preferable economic benefit and social benefit.
Specific embodiment
Below in conjunction with the embodiment of the present invention, the technical solution in the embodiment of the present invention is clearly and completely described, Obviously, described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.Based in the present invention Embodiment, those of ordinary skill in the art's all other embodiments obtained without making creative work, all Belong to the scope of protection of the invention.
Embodiment one.A kind of preparation method of compound meldable fibre, it is characterised in that:It is dried using rotary-drum vacuum, it is right Spinning exports bar extruder, and modular construction is transformed, and using the multiple spinning process of two-component skin-core structure, low-melting point polyester uses Watery fusion, high temperature squeeze out, and to the method that conventional polyester is squeezed out using high-temperature fusion, low temperature, reduce spinning to a certain extent The generation of haftplatte phenomenon in the process, two component ratios:Core-skin is respectively 60/40;Further include following steps:Prepare compound hot melt Polypropylene short fiber:Master batch containing two kinds of antibacterial particles of Nano-Zinc and silver ion and polypropylene fibre hot melt are mixed and made into compound hot melt Polypropylene short fiber;The compound hot melt polypropylene short fiber is mixed with normal polypropylene fiber;It is short to remove compound hot melt polypropylene fibre Fiber and the impurity in the mixture of normal polypropylene fiber;By the mixing of compound hot melt polypropylene short fiber and normal polypropylene fiber If object is paved into cross one another dried layer web;Successively by the way that if pierce in advance will be together with the web needle of dried layer thorn with main thorn;It will Web calendering thermal finalization after needle thorn is into compound hot melt polypropylene non-woven fabric;The master batch accounts for the antibacterial polypropylene short fiber 12%;The melt index of the master batch is 150g/10min;The line density of the compound hot melt polypropylene short fiber is 25dtex, fibre length 35mm.
The mixing ratio of the compound hot melt polypropylene short fiber and polypropylene fiber is 1:1.
20-60 layers of the fiber net laying.
Embodiment two.A kind of preparation method of compound meldable fibre, it is characterised in that include the following steps:
1) high-performance fiber, fire resistance fibre and meldable fibre, are opened packet by bale opener, then through the pre- shredding of thick opener, Then it is combed again by refined opener essence shredding, then with carding machine by cotton blender machine mixing;
2) fiber combed, is carried out with lapping machine by cross lapping using nonwoven needled processing technology, then uses needle Thorn machine is pierced into the hand-manipulating of needle and is processed, then handled with gassing frame and calender;
3), pierce, singe through needle, the semi-finished product after calendering are fibrofelt, then fibrofelt carry out after compound hot pressing with thermoplastic Property resin eventually forms composite inner decoration material;It is fine that the high-performance fiber includes polyphenylene sulfide, aramid fiber 1313, aramid fiber 1314, carbon Any one of dimension, oxidization fiber or several mixing, the fire resistance fibre include the poly terephthalic acid second two after flame-retardant modified Any one or several mixing in alcohol, polyester, polypropylene, the meldable fibre include polyethylene terephthalate, polyester, poly- third Any one or several mixing in alkene.
The technique of the present invention can be realized by existing equipment:High strength industrial filament production line, strong in terylene, Johnson & Johnson in polyamide fibre Producing line, solid-phase tack producing slice (SSP) production line, German enlightening plan+She Er companies doubling rewinder.
Finally it should be noted that:The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used To modify to the technical solution recorded in foregoing embodiments or carry out equivalent replacement to which part technical characteristic, All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's Within protection domain.

Claims (4)

1. a kind of preparation method of compound meldable fibre, it is characterised in that include the following steps:It is dried using rotary-drum vacuum, it is right Spinning exports bar extruder, and modular construction is transformed, and using the multiple spinning process of two-component skin-core structure, low-melting point polyester uses Watery fusion, high temperature squeeze out, and to the method that conventional polyester is squeezed out using high-temperature fusion, low temperature, reduce spinning to a certain extent The generation of haftplatte phenomenon in the process, two component ratios:Core-skin is respectively 60/40;Further include following steps:Prepare compound hot melt Polypropylene short fiber:Master batch containing two kinds of antibacterial particles of Nano-Zinc and silver ion and polypropylene fibre hot melt are mixed and made into compound hot melt Polypropylene short fiber;The compound hot melt polypropylene short fiber is mixed with normal polypropylene fiber;It is short to remove compound hot melt polypropylene fibre Fiber and the impurity in the mixture of normal polypropylene fiber;By the mixing of compound hot melt polypropylene short fiber and normal polypropylene fiber If object is paved into cross one another dried layer web;Successively by the way that if pierce in advance will be together with the web needle of dried layer thorn with main thorn;It will Web calendering thermal finalization after needle thorn is into compound hot melt polypropylene non-woven fabric;The master batch accounts for the antibacterial polypropylene short fiber 12%;The melt index of the master batch is 150g/10min;The line density of the compound hot melt polypropylene short fiber is 25dtex, fibre length 35mm.
2. the preparation method of compound hot melt polypropylene non-woven fabric as described in claim 1, which is characterized in that described compound The mixing ratio for heating polypropylene chopped fiber peacekeeping polypropylene fiber is 1:1.
3. the preparation method of compound hot melt polypropylene non-woven fabric as described in claim 1, which is characterized in that the web 20-60 layers of paving.
4. a kind of preparation method of compound meldable fibre, it is characterised in that include the following steps:1), high-performance fiber, resistance Combustion fiber and meldable fibre open packet, then through the pre- shredding of thick opener, then pass through essence again by cotton blender machine mixing by bale opener Opener essence shredding, then combed with carding machine;
2) fiber combed, is carried out with lapping machine by cross lapping using nonwoven needled processing technology, then uses needing machine It pierces and processes into the hand-manipulating of needle, then handled with gassing frame and calender;
3), pierce, singe through needle, the semi-finished product after calendering are fibrofelt, then fibrofelt carry out after compound hot pressing with thermoplastic resin Fat eventually forms composite inner decoration material;The high-performance fiber includes polyphenylene sulfide, aramid fiber 1313, aramid fiber 1314, carbon fiber, pre- Any one of oxygen silk or several mixing, the fire resistance fibre include the polyethylene terephthalate after flame-retardant modified, gather Any one or several mixing in ester, polypropylene, the meldable fibre are included in polyethylene terephthalate, polyester, polypropylene Any one or several mixing.
CN201810318074.8A 2018-04-11 2018-04-11 A kind of preparation method of compound meldable fibre Pending CN108251968A (en)

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CN108251968A true CN108251968A (en) 2018-07-06

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111549451A (en) * 2020-05-14 2020-08-18 东华大学 Carbon fiber/thermoplastic fiber mixed felt, preparation method thereof and carbon fiber reinforced thermoplastic resin matrix composite material
CN112739862A (en) * 2018-09-24 2021-04-30 科德宝两合公司 Application of non-woven fabric in preparation of filling lining
CN114687065A (en) * 2020-12-30 2022-07-01 无锡市正龙无纺布有限公司 Fireproof smoke exhaust ventilator filtering material

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CN101333690A (en) * 2008-06-30 2008-12-31 何国仙 Superfine multicolor terylene for lining of automobile internal decoration
CN102560708A (en) * 2011-12-06 2012-07-11 绍兴文理学院 Production technology of novel hot-melting polyester monofilament with island-shaped cross section
CN102619022A (en) * 2012-04-24 2012-08-01 南通大学 Composite interior material for motor car and preparation method thereof
CN107400986A (en) * 2017-07-26 2017-11-28 肇庆俊富纤网材料有限公司 A kind of antibacterial polypropylene non-woven fabric and preparation method thereof

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Publication number Priority date Publication date Assignee Title
CN1936123A (en) * 2006-10-18 2007-03-28 东华大学 PA6/PU composite three-dimensional crimp fiber and its preparing method
CN101333690A (en) * 2008-06-30 2008-12-31 何国仙 Superfine multicolor terylene for lining of automobile internal decoration
CN102560708A (en) * 2011-12-06 2012-07-11 绍兴文理学院 Production technology of novel hot-melting polyester monofilament with island-shaped cross section
CN102619022A (en) * 2012-04-24 2012-08-01 南通大学 Composite interior material for motor car and preparation method thereof
CN107400986A (en) * 2017-07-26 2017-11-28 肇庆俊富纤网材料有限公司 A kind of antibacterial polypropylene non-woven fabric and preparation method thereof

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112739862A (en) * 2018-09-24 2021-04-30 科德宝两合公司 Application of non-woven fabric in preparation of filling lining
CN111549451A (en) * 2020-05-14 2020-08-18 东华大学 Carbon fiber/thermoplastic fiber mixed felt, preparation method thereof and carbon fiber reinforced thermoplastic resin matrix composite material
CN111549451B (en) * 2020-05-14 2021-04-27 东华大学 Carbon fiber/thermoplastic fiber mixed felt, preparation method thereof and carbon fiber reinforced thermoplastic resin matrix composite material
CN114687065A (en) * 2020-12-30 2022-07-01 无锡市正龙无纺布有限公司 Fireproof smoke exhaust ventilator filtering material

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Application publication date: 20180706