CN104204312A - Fiber produced by means of a melt spinning method - Google Patents

Fiber produced by means of a melt spinning method Download PDF

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Publication number
CN104204312A
CN104204312A CN201380017782.3A CN201380017782A CN104204312A CN 104204312 A CN104204312 A CN 104204312A CN 201380017782 A CN201380017782 A CN 201380017782A CN 104204312 A CN104204312 A CN 104204312A
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CN
China
Prior art keywords
fiber
polymer
approximately
filament
weight
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
CN201380017782.3A
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Chinese (zh)
Inventor
克劳迪亚·斯特恩
迈克尔·施利普夫
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.)
DICHTUNGSTECHNIK MBH SOC GES
ElringKlinger AG
Original Assignee
DICHTUNGSTECHNIK MBH SOC GES
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 DICHTUNGSTECHNIK MBH SOC GES filed Critical DICHTUNGSTECHNIK MBH SOC GES
Publication of CN104204312A publication Critical patent/CN104204312A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/16—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds as constituent
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/32—Side-by-side structure; Spinnerette packs therefor
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/28—Formation of filaments, threads, or the like while mixing different spinning solutions or melts during the spinning operation; Spinnerette packs therefor
    • D01D5/30—Conjugate filaments; Spinnerette packs therefor
    • D01D5/34—Core-skin structure; Spinnerette packs therefor
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/10—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one other macromolecular compound obtained by reactions only involving carbon-to-carbon unsaturated bonds as constituent
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/12—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyamide as constituent
    • 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
    • D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
    • D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
    • D01F8/14—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyester as constituent
    • 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
    • D10B2321/04—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons
    • D10B2321/042—Fibres made from polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds polymers of halogenated hydrocarbons polymers of fluorinated hydrocarbons, e.g. polytetrafluoroethene [PTFE]
    • 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
    • D10B2331/06—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyethers
    • D10B2331/061—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyethers polyetherketones, polyetheretherketones, e.g. PEEK
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2929—Bicomponent, conjugate, composite or collateral fibers or filaments [i.e., coextruded sheath-core or side-by-side type]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2913—Rod, strand, filament or fiber
    • Y10T428/2973—Particular cross section

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)

Abstract

The invention relates to a fiber that is produced by means of a melt spinning method, comprising a first fraction comprising a fully fluorinated first polymer that can be melt-processed and a second fraction comprising a thermoplastic second polymer.

Description

The fiber of manufacturing by means of melt spinning method
Technical field
The present invention relates to a kind of tencel, described fiber is by means of melt spinning method manufacture.
Background technology
Be known that for a long time the synthetic fiber that are made up of multiple thermoplastic polymer can manufacture by melt spinning.Described fiber can be monofilament, is independent filament, or multifilament, and described multifilament is formed by many filaments, and wherein fiber can be made with in fact not limited length continuously, is made for continuous fibers.Basic premise condition for the applicability of melt spinning method is that related polymer is melt processible, has sufficiently high melt viscosity.
For the application of different technology, to having very large interest by perfluorinated polymers as the fiber that PTFE forms, to can utilize its special characteristic to manufacture corresponding textile material as chemistry and temperature resistance and low coefficient of friction.But the application of melt spinning method do not consider for homopolymers PTFE, because described homopolymers is because its extremely high melt viscosity can not thermoplastic processing.
For this reason, according to prior art, PTFE fiber is made by hinged and drawing of fiber, and wherein said fiber can be formed by the PTEF expanding or suspension PTEF.But this fiber has a series of shortcomings, the formability of the disappearance of the limited fibre length especially causing due to discontinuous manufacture, the high roughness of fiber surface and fiber cross section.This weavability that causes in addition fiber is poor.The melting treatability of the disappearance of PTFE causes following shortcoming in addition: fiber or the textile material of being made up of it can not weld.
Summary of the invention
Therefore the present invention based on object be, provide a kind of have improved characteristic by means of in melt spinning method manufacture fiber.
Described object realizes in the following way according to the present invention in the fiber that starts described type: fiber comprises: Part I, and described Part I comprises melt processible, fluoridized the first polymer; And Part II, described Part II comprises thermoplastic the second polymer.The present invention had both comprised at this that these two parts or polymer, as compound, as the situation that mixture exists uniformly, also comprised that these two parts form the situation in the region being spatially separated from each other of fiber.In the later case, described part can arrange in a variety of ways, and this is described in more detail below.
In fiber according to the present invention, the advantage of melt spinning method can be combined with the favourable characteristic of fluoridized polymer, because use fluoropolymer in the first polymer, described fluoropolymer is contrary with conventional PTFE is melt processible.Additionally can affect the characteristic of fiber by the default Part II of thermoplastic the second polymer and it is mated with corresponding requirement.Described Part II especially can be used in the mechanical strength of giving raising compared with PTFE or other perfluorinated polymers for fiber.
The first polymer is the copolymer of tetrafluoroethylene and at least one fluoridized comonomer advantageously, and wherein, comonomer share is about 1Mol-% or still less, is preferably about 0.1Mol-% to about 1Mol-%.In this lower scope, comonomer share is enough given melting treatability for perfluorinated polymers, wherein retains the favourable characteristic of PTFE as temperature and chemical resistance.The lower molecular weight of this effect based on copolymer, melt flow rate (MFR) obvious raising compared with conventional PTFE thus.
Particularly preferably be, the comonomer of the first polymer is selected from hexafluoropropene, perfluoroalkyl vinyl ether (especially perfluoroethylvinyl ether and perfluoro propyl vinyl ether), perfluor-(2,2-dimethyl-1,3-dioxole) and their mixture.Such copolymer for example illustrates in EP 1 263 877 B1.
Can in scope of the present invention, be advantageously used for be melt processible, the fluoridized polymer of the first polymer by the ElringKlinger plastics technology Co., Ltd (ElringKlinger Kunststofftechnik GmbH) that is positioned at Bietigheim-Bissingen with brand sell.
Advantageously, the first polymer has at least 50% pars amorpha, typically is in approximately 60% scope.High pars amorpha obtains by the scrambling in molecular structure being caused by comonomer.
For consider in principle all melt processible and thermoplastic copolymers that can select according to the desired attribute information of fiber according to the second copolymer of the Part II of fiber of the present invention.Preferably, the second copolymer is selected from polyethylene terephthalate, polybutylene terephthalate (PBT), polyamide, polyimides (especially PEI), polyether-ketone (especially polyether-ether-ketone), polyether sulfone or their mixture.
Particularly advantageously, especially use high temperature plastics if polyimides, polyether-ketone, polyether sulfone are as the second polymer, their fusing point is partly higher than the fusing point of fluoridized the first polymer.Also can use as an alternative other fluoropolymer as according to the second polymer of fiber of the present invention.
In a form of implementation in form of implementation according to the present invention, fiber is by comprising that approximately 20 % by weight to the first polymer and approximately 20 % by weight to the compound of the second polymer of approximately 80 % by weight of approximately 80 % by weight forms.The fiber that can be monofilament or multifilament is made up of uniform material at this, and its characteristic can change by the share of the second polymer and type in wide scope.Except these two kinds of polymer, compound also comprises other component, for example dissimilar packing material or other polymer.
According to another preferred form of implementation, the first and second parts form the region being spatially separated from each other of fiber.Can obtain in this case the particularly advantageous characteristic of fiber, as described hereinafter.
Can propose in this case, the Part I of fiber is substantially made up of the first polymer completely and does not comprise or only comprise unessential other component.As an alternative, Part I can be made up of the compound of the first polymer and one or more other polymer and/or one or more packing materials.Can change or optimize the characteristic of the Part I of fiber by such mixing.Especially molybdenum sulfide and graphite can be enumerated as possible packing material, the mar proof of the first polymer can be improved by described packing material.
In the time forming according to the first and second parts of fiber of the present invention the region separating on space, described the first and second parts can arrange and/or interconnect in suitable arbitrarily mode.The following describes some preferred deformation programs of such setting.
According to a preferred form of implementation of the present invention, fiber is multifilament, and it comprises: the filament being made up of the first polymer that forms Part I; With the filament being formed by the second polymer that forms Part II.Such multifilament can utilize the spinning-nozzle with multiple holes known in the prior art to make by melt spinning method by different filaments.
Preferably, the fiber that is multifilament form according to the present invention comprises approximately 10 to approximately 150 filaments of total, and wherein, approximately 20% to approximately 80% filament is formed by the first polymer and approximately 20% to approximately 80% filament is formed by the second polymer.Whether the ratio between Part I and Part II can be according to occupying an leading position to select according to characteristic the first polymer of the present invention or the second polymer.
In another preferred form of implementation of the present invention, fiber is monofilament, wherein the first and second parts respectively along machine direction extend and material fit interconnect.Therefore two parts of this of fiber are present in monofilament inside in this case, but do not exist as compound, but are spatially separated from each other.In addition can be also the multifilament with multiple filaments according to fiber of the present invention, described filament forms corresponding to aforementioned monofilament.
Can on cross section, be arranged side by side in monofilament inside according to the first and second parts of fiber of the present invention.Such fiber can be made by means of melt spinning method, is wherein directly arranged side by side for two spinning-nozzles of the first or second polymer.
In another favourable form of implementation of the present invention, first or Part II of monofilament and other parts form the shell around core.Such core-shell structure by fiber can obtain particularly advantageous characteristic.
When for example when thering is the first polymer of very high chemical resistance and form the shell of Part I, core can be formed by second polymer with low chemical resistance (but described the second polymer has for example high intensity), to such an extent as to owing to shielding core by shell, the overall fiber with high intensity and high chemical resistance that obtains.
The share of the first and second polymer is variable in wide scope in can above-described form of implementation, to the characteristic of fiber and corresponding requirement are matched.For example, the Part I with the first polymer can form the monofilament of approximately 5 % by weight to approximately 95 % by weight, and the Part II with the second polymer can correspondingly form the monofilament of approximately 95 % by weight to approximately 5 % by weight.
According to fiber of the present invention or the well-regulated cross-sectional profiles of the preferred tool of its filament, especially circular, oval-shaped or polygonal cross-sectional profiles.Preferred cross-sectional profiles can be preset by the geometry of spinning-nozzle according to the application of the regulation of fiber, and this is fiber according to the present invention with respect to by the important advantage of the hinged PTFE fiber of making.Contrary with last-mentioned fiber, also there is low surface roughness according to fiber of the present invention or its filament according to manufacturing, this is especially favourable in the time textile material being weaved or other is further processed.
Can be according to the type of used polymer and variable in wide scope according to the application target of fiber according to the fiber number of the fiber of this aspect invention or its filament, wherein, fiber number is preferably placed at about 1dtex to the scope of about 1000dtex, is especially arranged in the scope of about 2dtex to about 100dtex.Under normal circumstances, whether be monofilament or multifilament to the fiber number of each filament if depending primarily on according to fiber of the present invention.
By means of melt spinning method manufacture during according to fiber of the present invention, fiber can be stretched after leaving one or more holes of spinning-nozzle, as known in principle in the case of the melt spinning of thermoplastic polymer in this.By stretching, polymer molecule, at least in part along machine direction orientation, can improve the mechanical strength of fiber thus.
Advantageously, there is the tensile strength of about 4cN/tex to 200cN/tex according to the fiber of this aspect invention.The elongation at break of fiber is preferably placed at approximately 10% to approximately 50% scope.
Fiber according to the present invention can be used in multiple technologies application, and especially, owing to manufacturing textile material as cloth or nonwoven fabric, described textile material can be produced in batches by means of welding due to the melting treatability of used polymer.Loose fiber and corresponding textile material can both be particularly useful for manufacturing fibre element, require high chemical resistance in described fibre element.
Another Application field is the fabric of manufacturing waterproof due to the high hydrophobicity of used fluoridized polymer.
In addition also can utilize according to the hydrophobic property of fiber of the present invention and manufacture such as gas-diffusion electrode of electrochemical element.
Brief description of the drawings
Elaborate this advantage of the present invention and other advantage by means of the following examples with reference to accompanying drawing.
Accompanying drawing at length illustrates:
Fig. 1 illustrates according to the viewgraph of cross-section of the signal of the first embodiment of fiber of the present invention;
Fig. 2 illustrates for the manufacture of according to the schematic diagram of the spinning-nozzle equipment of the fiber of Fig. 1; With
Fig. 3 illustrates according to the viewgraph of cross-section of the signal of the second embodiment of fiber of the present invention.
Detailed description of the invention
Fig. 1 illustrate have circular cross-sectional profiles and core-shell structure according to the first embodiment of the oh fiber 10 of this aspect.Shell 12 forms the Part I of fiber 10 and comprises melt processible, fluoridized the first polymer.Core 14 forms the Part II of fiber 10 and comprises thermoplastic the second polymer.Fiber 10 is monofilament, wherein, also multiple such combination of monofilaments can be become to multifilament.
Fiber 10 comprises the first and second polymer of roughly the same share, and core 14 and shell 12 form respectively roughly 50% the amount of fiber 10.But as an alternative, described share can be variable in wide scope, for example the share of the first polymer can reduce, to such an extent as to shell 12 attenuation.
Here in the embodiment of explanation, the first polymer is the melt processible compound being made up of the perfluoro propyl vinyl ether of tetrafluoroethylene and 0.1Mol-% to 1Mol-% share, it has the melt temperature in the scope of 314 DEG C to 320 DEG C, and the second polymer is the polyether-ether-ketone (PEEK) with the melt temperature of at least 335 DEG C.PEEK has very high mechanical strength and therefore gives equally the intensity that fiber 10 is high (for example to 200cN/tex intensity), and TFE copolymer in shell 12 is determined the corresponding characteristic of fiber 10 by its low film material coefficient, chemical resistance and UV stability.The shell 12 being made up of TFE copolymer also allows fiber 10 carried out to slight stain, and this is obviously more difficult in pure PEEK fiber.
The core 14 of fiber 10 and shell 12 can comprise other component except the second or first polymer, to the characteristic of fiber 10 is correspondingly retrofited, for example, fill or reinforcing material.In addition feasible, core 14 or shell 12 are retrofited conductively.
Fig. 2 schematically illustrates spinning-nozzle equipment 20, and described spinning-nozzle equipment is suitable for manufacturing according to the fiber 10 of Fig. 1.At this, the melt 22 of the first polymer (TFE-copolymer) is extruded the groove 24 through the melt 26 of the second polymer (PEEK), wherein, this manufacture can realize by following manner: the viscosity of the second melt 26 in groove 24 is less than the viscosity of the first melt 22.Meet this precondition for the combination of TFE copolymer and PEEK.
In equipment 20, fiber 10 leaves from two spinneret orifices 28, wherein, also can (for example, in region 50) be provided with the spinneret orifice of larger quantity.The fiber 10 leaving from spinneret orifice 28 can hold individually or be combined into multifilament as filament as monofilament.
When by TFE copolymer and PEEK enforcement melt spinning method, can adopt until the treatment temperature of 400 DEG C, wherein this is also applicable to for example polyimides of other high temperature plastics (PI), polyether-ether-ketone (PEEK) or polyether sulfone (PES).For example, can be 355 DEG C, 375 DEG C and 380 DEG C in the temperature at place of extruder San Ge district, and be 390 DEG C in the temperature at spinning-nozzle place.
Alternative is in the core-shell structure of fiber 10, can also arrange in a different manner the monofilament in the situation that according to these two parts of fiber of the present invention, for example, on the cross section of fiber, be arranged side by side.This deformation program is schematically shown in Figure 3.According in the fiber 30 of the second embodiment, the Part I 32 with the first polymer forms the left side of fiber cross section, and the Part II 34 with the second polymer forms right-hand part.In order to improve the connection of these two parts, 32 and 34 material fit along contact-making surface 36, corresponding additive can be added to the first and/or second polymer, the chemistry that described additive can be realized between material connects.

Claims (17)

1. a fiber, described fiber is made by means of melt spinning method, and it comprises: Part I, described Part I comprises melt processible, fluoridized the first polymer; And Part II, described Part II comprises thermoplastic the second polymer.
2. fiber according to claim 1, wherein, described the first polymer is the copolymer of tetrafluoroethylene and at least one fluoridized comonomer, wherein, comonomer share is about 1Mol-% or still less, is preferably about 0.1Mol-% to about 1Mol-%.
3. fiber according to claim 2, wherein, described comonomer is selected from hexafluoropropene, perfluoroalkyl vinyl ether and perfluor-(2,2-dimethyl-1,3-dioxole).
4. according to the fiber one of the claims Suo Shu, wherein, described the first polymer has at least 50% pars amorpha.
5. according to the fiber one of the claims Suo Shu, wherein, the second copolymer is selected from polyethylene terephthalate, polybutylene terephthalate (PBT), polyamide, polyimides, polyether-ketone, polyether sulfone or their mixture.
6. according to the fiber one of the claims Suo Shu, wherein, described fiber is by comprising that approximately 20 % by weight to described the first polymer and approximately 20 % by weight to the compound of described second polymer of approximately 80 % by weight of approximately 80 % by weight forms.
7. according to the fiber one of claim 1 to 5 Suo Shu, wherein, described Part I and described Part II form the region spatially separating of described fiber.
8. fiber according to claim 7, wherein, the described Part I of described fiber is made up of described the first polymer substantially completely, or is made up of the compound of described the first polymer and one or more other polymer and/or one or more packing materials.
9. according to the fiber described in claim 7 or 8, wherein, described fiber is multifilament, and it comprises: the filament being made up of described the first polymer that forms described Part I; With the filament being formed by described the second polymer that forms described Part II.
10. fiber according to claim 9, wherein, described multifilament comprises approximately 10 to approximately 150 filaments, and wherein, approximately 20% to approximately 80% described filament is formed by described the first polymer and approximately 20% to approximately 80% described filament is formed by described the second polymer.
11. according to the fiber described in claim 7 or 8, wherein, described fiber is monofilament, wherein said Part I and described Part II respectively along machine direction extend and material fit interconnect, or described fiber can be also to have the multifilament of multiple monofilament as filament.
12. fibers according to claim 11, wherein, described Part I and described Part II are arranged side by side on cross section in described monofilament inside.
13. fibers according to claim 11, wherein, the described Part I of described monofilament or described Part II and other parts form the shell around described core.
14. according to claim 11 to the fiber one of 13 described, wherein, the described Part I with described the first polymer can form the described monofilament of approximately 5 % by weight to approximately 95 % by weight, and the described Part II with described the second polymer can correspondingly form the described monofilament of approximately 95 % by weight to approximately 5 % by weight.
15. according to the fiber one of the claims Suo Shu, wherein, and described fiber or the well-regulated cross-sectional profiles of its filament tool, especially circular, oval-shaped or polygonal cross-sectional profiles.
16. according to the fiber one of the claims Suo Shu, and wherein, described fiber or its filament have the fiber number of about 1dtex to about 1000dtex, and especially about 2dtex is to the fiber number of about 100dtex.
17. according to the fiber one of the claims Suo Shu, and wherein, described fiber has the tensile strength of about 4cN/tex to 200cN/tex.
CN201380017782.3A 2012-04-17 2013-04-10 Fiber produced by means of a melt spinning method Pending CN104204312A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102012103301A DE102012103301A1 (en) 2012-04-17 2012-04-17 Fiber produced by melt spinning
DE102012103301.3 2012-04-17
PCT/EP2013/057433 WO2013156359A1 (en) 2012-04-17 2013-04-10 Fiber produced by means of a melt spinning method

Publications (1)

Publication Number Publication Date
CN104204312A true CN104204312A (en) 2014-12-10

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Application Number Title Priority Date Filing Date
CN201380017782.3A Pending CN104204312A (en) 2012-04-17 2013-04-10 Fiber produced by means of a melt spinning method

Country Status (5)

Country Link
US (1) US20150079391A1 (en)
EP (1) EP2839062A1 (en)
CN (1) CN104204312A (en)
DE (1) DE102012103301A1 (en)
WO (1) WO2013156359A1 (en)

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CN108103799A (en) * 2016-06-24 2018-06-01 苏州益可泰电子材料有限公司 Wear resistant belt

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DE102019215404A1 (en) * 2019-10-08 2021-04-08 Württembergische Spiralsiebfabrik Gmbh Core-sheath thread, flat structure, method for producing a core-sheath thread, method for producing a flat structure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406850A (en) * 1981-09-24 1983-09-27 Hills Research & Development, Inc. Spin pack and method for producing conjugate fibers
WO2003000969A1 (en) * 2001-06-22 2003-01-03 Cachet Medical Limited Bicomponent fibers and textiles made therefrom
EP1467006A1 (en) * 2003-04-09 2004-10-13 Fiber Innovation Technology, Inc. Fibers formed of a biodegradable polymer and having a low friction surface
US20050159552A1 (en) * 2004-01-21 2005-07-21 Reed Jon S. Flame retarded fibers and filaments and process of production therefor
CN101903577A (en) * 2007-12-14 2010-12-01 3M创新有限公司 Multi-component fibers

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA8289B (en) * 1981-01-15 1982-11-24 Akzo Nv Synthetic technical multifilament yarn and process for the manufacture thereof
GB2138738B (en) * 1983-04-01 1986-10-22 Kureha Chemical Ind Co Ltd Ultrafine fiber of an ethylene tetrafluoride copolymer and a porous membrane thereof
JPH0291210A (en) * 1988-09-29 1990-03-30 Toray Ind Inc Extra fine thermoplastic fluoro fiber and production thereof
DE4131746A1 (en) * 1991-09-24 1993-03-25 Hoechst Ag FIBERS FROM TETRAFLUORETHYLENE COPOLYMERS, METHOD FOR THE PRODUCTION AND USE THEREOF
IT1255935B (en) * 1992-10-29 1995-11-17 Ausimont Spa MULTIFILAMENT YARN OF POLYMERS BASED ON TETRAFLUOROETHYLENE AND ITS PREPARATION PROCESS.
US5407736A (en) * 1993-08-12 1995-04-18 Shakespeare Company Polyester monofilament and paper making fabrics having improved abrasion resistance
KR100466355B1 (en) * 1996-07-31 2005-06-16 미쯔비시 레이온 가부시끼가이샤 Polytetrafluoroethylene-containing powder mixture, thermoplastic resin compositions including same and molded articles made therefrom
US5804659A (en) * 1996-12-18 1998-09-08 Asten, Inc. Processing of polyphthalamide monofilament
BR9810122A (en) * 1997-06-19 2000-08-08 Du Pont Fluoropolymer fiber and process for the production of a fluoropolymer fiber
CA2330148A1 (en) * 1998-05-29 1999-12-09 E.I. Du Pont De Nemours And Company Dyeable fluoropolymer fibers and films
US6737165B1 (en) * 1998-08-06 2004-05-18 Omlidon Technologies Llc Melt-processible poly(tetrafluoroethylene)
WO2000044967A1 (en) * 1999-01-29 2000-08-03 E.I. Du Pont De Nemours And Company High speed melt spinning of fluoropolymer fibers
EP1242657B1 (en) * 1999-12-24 2008-12-17 DuPont-Mitsui Fluorochemicals Co., Ltd. Melt processible fluoropolymer composite fibers
DE10249585B4 (en) * 2002-10-24 2007-10-04 Teijin Monofilament Germany Gmbh Conductive, stain resistant core-sheath fiber with high chemical resistance, process for its preparation and use
US20070232170A1 (en) * 2005-12-22 2007-10-04 Atwood Kenneth B Polyester and modified fluoropolymer blends

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4406850A (en) * 1981-09-24 1983-09-27 Hills Research & Development, Inc. Spin pack and method for producing conjugate fibers
WO2003000969A1 (en) * 2001-06-22 2003-01-03 Cachet Medical Limited Bicomponent fibers and textiles made therefrom
EP1467006A1 (en) * 2003-04-09 2004-10-13 Fiber Innovation Technology, Inc. Fibers formed of a biodegradable polymer and having a low friction surface
US20050159552A1 (en) * 2004-01-21 2005-07-21 Reed Jon S. Flame retarded fibers and filaments and process of production therefor
CN101903577A (en) * 2007-12-14 2010-12-01 3M创新有限公司 Multi-component fibers

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108103799A (en) * 2016-06-24 2018-06-01 苏州益可泰电子材料有限公司 Wear resistant belt
CN108103794A (en) * 2016-06-24 2018-06-01 苏州益可泰电子材料有限公司 Wear resistant belt material of main part and preparation method thereof

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