CN108060463A - The multiple flow passages for preparing mesophase pitch-based carbon fibers press blend spinning component - Google Patents
The multiple flow passages for preparing mesophase pitch-based carbon fibers press blend spinning component Download PDFInfo
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- CN108060463A CN108060463A CN201810134689.5A CN201810134689A CN108060463A CN 108060463 A CN108060463 A CN 108060463A CN 201810134689 A CN201810134689 A CN 201810134689A CN 108060463 A CN108060463 A CN 108060463A
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- plate
- mixing
- runner
- porous plate
- spinning component
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- 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
- D01D4/00—Spinnerette packs; Cleaning thereof
-
- 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
- D01D1/00—Treatment of filament-forming or like material
- D01D1/06—Feeding liquid to the spinning head
- D01D1/065—Addition and mixing of substances to the spinning solution or to the melt; Homogenising
-
- 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
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D01D1/106—Filtering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The multiple flow passages provided by the invention for preparing mesophase pitch-based carbon fibers press blend spinning component, material inlet plate is included, circular ring shape mixing porous plate, set dispersion plate, mixing porous plate, mixed allocation plate, spinneret and component housing have been sequentially arranged below material inlet plate.After molten polymer enters component, first into the runner for crossing concentric circles labyrinth type S type structures so that the molten polymer into filament spinning component has carried out preliminary mixing herein；And then by the flow process such as a series of the scattered of circle hole shape mixing runners, set, mixed flow, it is made further to be uniformly mixed；Finally by multiple filtration net, make its internal residual bubbles burst, large-size particles refinement, allow molten polymer mixing evenly；So that spun fiber quality improves, the uniformity of fibre property and the stability of spinning process are improved.
Description
Technical field
The invention belongs to Material Fields, and in particular to the multiple flow passages for preparing mesophase pitch-based carbon fibers press blend spinning
Component.
Background technology
Carbon fiber has the advantages of density is small, and intensity is big, and modulus is high, and heat conduction is good, is the most important increasing of advanced composite material
Qiang Ti is the Typical Representative of infant industry material in high and new technology field, by the development course of decades, gradually formed with
High-strength carbon fibre and intermediate phase pitch-based high-modules carbon fibre based on polyacrylonitrile carbon fiber.Since crystal structure of graphite is along fiber
Axis is height-oriented, and mesophase pitch-based carbon fibers have the characteristics of high-modulus, high heat conduction, in addition it has negative thermal expansion system
Number, therefore it is particularly suitable for preparing high heat conduction and to dimensionally stable composite material with high accuracy, applied to satellite, guided missile and
The big environment of the space temperature difference.
Existing technology prepares carbon fiber filament by that can spin mesophase pitch, but the mesophase pitch raw material synthesized is
Mixture, wherein have various light components and other mixed trace impurities when synthesizing and modulating mesophase pitch raw material,
Thus be present in spinning process runner block, fracture of wire it is frequent, the defects of performance is unstable, and string diameter differs.Existing spinning group
Part function is single, simple in structure, can not solve the above problem in raw material, it is impossible to the quality of carbon fiber is further improved, it is difficult to
Meets the needs of existing domestic military project aerospace and commercial market are to high-performance carbon fibre.
The content of the invention
It is an object of the invention to provide the multiple flow passages for preparing mesophase pitch-based carbon fibers to press blend spinning component, solves
The defects of runner that existing filament spinning component of having determined occurs in spinning process blocks, fracture of wire is frequent, performance is unstable and string diameter differs.
In order to achieve the above object, the technical solution adopted by the present invention is：
It is provided by the invention prepare mesophase pitch-based carbon fibers multiple flow passages press blend spinning component, including raw material into
Oralia has been sequentially arranged circular ring shape mixing porous plate, set dispersion plate, mixing porous plate, mixing point below material inlet plate
Matching board and spinneret, wherein, material inlet runner, material inlet plate and circular ring shape mixing porous plate are offered on material inlet plate
Between be provided with the runners of S type structures；The of cylindrical structural is provided between circular ring shape mixing porous plate and set dispersion plate
One cavity；The second cavity of conical structure is provided between set dispersion plate and mixing porous plate；Mix porous plate and mixing point
The 3rd cavity of cylindrical structural is provided between matching board, conical structure is provided between mixed allocation plate and spinneret
4th cavity；Be provided with the first filter screen between set dispersion plate and mixing porous plate, mix porous plate and mixed allocation plate it
Between be provided with the second filter screen, the 3rd filter screen is provided between mixed allocation plate and spinneret.
Preferably, extended outwardly ring there are three opening up on one end end face of material inlet plate centered on material inlet runner
Shape slot, respectively first annular slot, the second annular groove and the 3rd annular groove, wherein, the groove width of the 3rd annular groove is more than the second ring
The groove width of shape slot and first annular slot.
Preferably, one end end face of circular ring shape mixing porous plate sets the boss there are three cirque structure, the boss
The runner of S type structures is formed with being engaged in three annular grooves on material inlet plate；
It is offered on circular ring shape mixing porous plate corresponding in a ring with the 3rd annular groove location on material inlet plate
First circle hole shape mixing runner of array arrangement；The first circle hole shape mixing runner is used to connect the runner and the of S type structures
One cavity.
Preferably, the first groove that cylindrical structure is offered on one end end face of dispersion plate is gathered；Gather the another of dispersion plate
The second groove of conical structure is offered on the end face of one end, by being opened in set dispersion plate between the first groove and the second groove
Second circle hole shape mixing flow passage of center.
Preferably, the 3rd circle hole shape mixing runner that circular array arrangement is offered on porous plate is mixed.
Preferably, the of cylindrical structural is formed between the upper surface of mixed allocation plate and the lower face for mixing porous plate
Three cavitys；The lower end surface of mixed allocation plate is the second groove of conical structure, and mixed allocation plate center offers rounded
4th circle hole shape mixing runner of array arrangement.
Preferably, it is formed with conical knot between the second groove of the upper end end face of spinneret and mixing porous plate lower face
4th cavity of structure；The spinneret orifice of circular array arrangement is offered on spinneret.
Preferably, material inlet plate, circular ring shape mixing porous plate, set dispersion plate, mixing porous plate, mixed allocation plate and
Spinneret is fastenedly connected by component housing.
Compared with prior art, the beneficial effects of the invention are as follows：
The multiple flow passages provided by the invention for preparing mesophase pitch-based carbon fibers press blend spinning component, molten polymer
Into after component, first into cross concentric circles labyrinth type S type structures runner, in this flow process, molten polymer along
Flow path wall is climbed, declines, spreads, mixed repeatedly so that the molten polymer into filament spinning component has carried out preliminary mix herein
It closes；And then by the flow process such as a series of the scattered of circle hole shape mixing runners, set, mixed flow, it is made further to mix
It is even；Finally by multiple filtration net, make its internal residual bubbles burst, large-size particles refinement allows the mixed of molten polymer
It closes evenly；When making molten polymer arrival filament spinning component spinneret orifice, internal mix, impurity and gel repeatedly is had already been through
Cross-mixing repeatedly in multiple runners of multiple filtration, polymer, ensure that the polymeric inner pressure at each spinneret orifice
Power is essentially identical, and molten polymer is uniformly mixed, and impurity gel filtration is clean, so that spun fiber quality improves, fiber
The uniformity of performance and the stability of spinning process are improved.
Meanwhile using sheet combinations thereof structure, each lamellar structure realizes a kind of function, each structural unit shape knot
Structure parameter is same or similar, it can be achieved that independent assortment, replacement, adjustment.Filament spinning component of the present invention be integrated with mixing, filtering,
Functions, each function such as pressure are realized by corresponding structural unit, can be required according to specific spinning technique, and structure is freely combined
Unit.And can Curve guide impeller at any time, increase or delete function module, according to precursor performance requirement, replace different functions
Structural unit can realize that more occasions of filament spinning component use.This product just considers generalization and modularization at the beginning of design
It is required that leaving the docking window that can be replaced at any time, changed with adapting to various spinning techniques.Filament spinning component of the present invention improves simultaneously
Whole service life, in long-term use whichever structure go wrong and failure, can replace at any time.Will not occur again because
One small defect causes the situation that entire filament spinning component is scrapped, and has saved cost, has also improved production efficiency.
Description of the drawings
Fig. 1 is the front view of spinning component structure；
Wherein, 1, material inlet plate；2nd, circular ring shape mixing porous plate；3rd, dispersion plate is gathered；4th, porous plate 5, mixing are mixed
Distribution plate；6th, spinneret；61st, spinneret orifice；7th, component housing；Ith, the first filter screen；IIth, the second filter screen；IIIth, the 3rd filtering
Net；IVth, gasket；Vth, carbon fiber.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in more detail.
As shown in Figure 1, the multiple flow passages provided by the invention for preparing mesophase pitch-based carbon fibers press blend spinning component
(hereinafter referred to as filament spinning component) has the function of to make molten polymer flowing, mixing, filters, presses.Specifically include material inlet
Plate 1, circular ring shape mixing porous plate 2, set dispersion plate 3, mixing porous plate 4, mixed allocation plate 5, spinneret 6, component housing 7,
First filter screen I, the second filter screen II, the 3rd filter screen III, gasket IV, carbon fiber V.
Wherein, above-mentioned material inlet plate 1 is located at the top of entire filament spinning component, is that circular ring shape mixing is porous below
Plate 2.
Circular ring shape mixing porous plate 2 is set dispersion plate 3 below.
Set dispersion plate 3 is mixing porous plate 4 below, is provided with the first filter screen I between the two.
It is below mixed allocation plate 5 to mix porous plate 4, is provided with the second filter screen II between the two.
Mixed allocation plate 5 is below spinneret 6, is provided with the 3rd filter screen III between the two.
Material inlet plate 1, circular ring shape mixing porous plate 2, set dispersion plate 3, mixing porous plate 4, mixed allocation plate 5, spray
Filament plate 6 is all mounted in component housing 7, and gasket IV is provided between material inlet plate 1 and component housing 7.
It after filament spinning component is completed, is fixed by screw in compression, is unified into above-mentioned structural unit, functional unit whole
Body, the multiple flow passages for constituting preparation mesophase pitch-based carbon fibers press blend spinning component.
Specifically, material inlet plate 1 is the big end lower face of two stage hierarchic structures, component housing 7 and material inlet plate 1
It is in contact, and is connected by fastening screw.
The center of material inlet plate 1 offers material inlet runner, and material inlet runner is that molten polymer enters
The passage of filament spinning component, runner overflow section are circle.
Meanwhile extended outwardly on one end end face of material inlet plate 1 centered on material inlet runner and opened up there are three ring
Shape slot, respectively first annular slot, the second annular groove and the 3rd annular groove, wherein, the groove width of the 3rd annular groove is more than the first ring
The groove width of shape slot and the second annular groove.Three annular grooves form the space that molten polymer is mixed repeatedly, molten polymer
It carries out pressing herein, mix, after buffering, thus flow out to next structural unit.
One end end face of circular ring shape mixing porous plate 2 sets the boss there are three cirque structure, and the boss is inserted into
In annular groove on material inlet plate 1 so that material inlet plate 1 is formed with the junction of circular ring shape mixing porous plate 2 with raw material
The runner of outwardly extending S types structure centered on inlet channel, molten polymer carry out mixing homogeneous repeatedly, finally melt herein
Melt polymer and next structural unit is flowed by the first circle hole shape runner on circular ring shape mixing porous plate 2.
Three annular channels are further opened on circular ring shape mixing porous plate 2, three annular channels are placed in the 3rd annular
The lower section of slot is connected by the runner of three annular groove S type structures with the first cavity.
Gather the first groove that cylindrical structure is offered on one end end face of dispersion plate 3；Gather the other end end of dispersion plate 3
The second groove of conical structure is offered on face, by being opened in 3 center of set dispersion plate between the first groove and the second groove
Second circle hole shape mixing flow passage of position.
Set dispersion plate 3 on the first groove and circular ring shape mixing porous plate 2 lower face between be formed with cylindrical knot
First cavity of structure, the lower end surface of set dispersion plate 3 offer the first groove of conical structure, 3 center of set dispersion plate
Position offers the second circle hole shape runner, for turning on the cavity up and down of set dispersion plate 3；Circle hole shape runner overflow section is circle
Shape, molten polymer enter next structural unit after gathering herein.
Pyramid type structure is formed between first groove of 3 lower face of upper surface and set dispersion plate of mixing porous plate 4
The second cavity；Meanwhile the 3rd circle hole shape runner that circular array distribution is offered on porous plate 4 is mixed, upper surface is set
Have the first filter screen I, molten polymer mixes herein, filter after into next structural unit.
Mix the 3rd sky that cylindrical structural is formed between the lower face of porous plate 4 and the upper surface of mixed allocation plate 5
Chamber is provided with the second filter screen II in the 3rd cavity；The lower end surface of mixed allocation plate 5 is the second recessed of conical structure
Slot, 5 center of mixed allocation plate offer the 4th circle hole shape mixing runner of rounded array arrangement, and molten polymer continues herein
Enter next structural unit after mixing, filtering.
Conical structure is formed between second groove of 5 lower face of upper end end face and mixing porous plate of spinneret 6
4th cavity is provided with the 3rd filter screen III in the 4th cavity, has the 5th circle hole shape in circle ring array distribution to mix on spinneret 6
Collaborate road-spinneret orifice 61, after molten polymer is filtered by the 3rd filter screen III, flowed out from spinneret orifice 61, complete spinning.
Above-mentioned material inlet plate 1, circular ring shape mixing porous plate 2, set dispersion plate 3, mixing porous plate 4, mixed allocation
Plate 5, spinneret 6 are installed in component housing 7 from top to bottom successively, are sealed with gasket IV, by screw by said structure list
Member is fixed.
Component housing 7 is cylinder thin-wall construction, and end face is tightly connected with material inlet plate 1 thereon, lower end
Face is provided with positioning convex platform, obtains the lower face that positioning convex platform is installed on spinneret 6.
The technological merit of the present invention：
1. sheet combinations thereof structure realizes functional unit block.
The multiple flow passages that the present invention prepares mesophase pitch-based carbon fibers press blend spinning component (hereinafter referred to as spinning group
Part), using sheet combinations thereof structure, each lamellar structure realizes a kind of function, each structural unit contour structures parameter phase
It is same or close, it can be achieved that independent assortment, replace, adjustment.
Filament spinning component of the present invention is integrated with mixing, filtering, the functions such as pressure, each function is by corresponding structural unit reality
It is existing, it can be required according to specific spinning technique, structural unit is freely combined.And can Curve guide impeller at any time, increase or delete
Function module according to precursor performance requirement, replaces different functional architecture units, can realize more occasions of filament spinning component and make
With.This product just considers generalization and modular requirement at the beginning of design, the docking window that can be replaced at any time is left, to adapt to
Various spinning technique variations.
Filament spinning component of the present invention improves whole service life simultaneously, and whichever structure is asked in long-term use
Topic and failure, can replace at any time.Will not occur the situation for because of a small defect entire filament spinning component being caused to be scrapped again, saved into
This, also improves production efficiency.
2. simple in structure, cooperation is compact, multiple functional.
Filament spinning component of the present invention, bulk is small, and topology layout is reasonable, simple in structure, easily processed into type.Each structure
Coordinate reliably between unit, be easily installed dismounting.
Filament spinning component of the present invention such as is integrated with mixing to molten polymer, presses, filters at the functions, arrives molten polymer
During up to filament spinning component spinneret orifice, internal mix repeatedly, the multiple filtration of impurity and gel, polymer are had already been through multiple
Cross-mixing repeatedly in runner ensure that the polymeric inner pressure at each spinneret orifice is essentially identical, and molten polymer mixes
To close uniform, impurity gel filtration is clean, so that spun fiber quality improves, the uniformity of fibre property and spinning process
Stability is improved.
3. physicochemical property of the molten polymer in filament spinning component is uniform.
Filament spinning component of the present invention uses a variety of mixeds regime of flow, by repeatedly mixing, scattered, set, distribution etc. repeatedly
Flow process, makes in molten polymer that each component distribution is more homogeneous, and physicochemical property is more balanced, improves carbon fibre precursor performance
Uniformity.
After molten polymer enters component, first into concentric circles labyrinth runner is crossed, in this flow process, melting is poly-
It closes object to climb, decline, spread, mix repeatedly along flow path wall so that the molten polymer into filament spinning component carries out herein
Preliminary mixing；And then by the flow process such as a series of the scattered of circle hole shape mixing runners, set, mixed flow, make it into one
Step is uniformly mixed；Finally by multiple filtration net, make its internal residual bubbles burst, large-size particles refinement makes melting poly-
Evenly, the pressure reached at spinneret orifice is more homogeneous for the mixing of conjunction object.
Impurity gel is few when 4. molten polymer reaches spinneret orifice.
Filament spinning component of the present invention uses multiple filtration mode, and there are three filter layer, layering makes in molten polymer
Impurity gel is rejected clean before reaching spinneret orifice.
Filter type is metal filtration net filtration, and the mesh number of metal filter screen is different, ascending to arrange from top to bottom successively
Row, make the impurity of different-grain diameter in different metal filtration net filtrations, it is therefore prevented that the impurity in molten polymer is in some mistake
Bulk deposition on strainer improves service efficiency and the cycle of filter screen.
The multiple flow passages that the present invention prepares mesophase pitch-based carbon fibers press blend spinning component, and material inlet plate 1 is located at
The first layer (top layer) of entire filament spinning component, coordinates with the circular ring shape mixing porous plate 2 of the second layer.Circular ring shape mixing porous plate
2 coordinate with the set dispersion plate 3 of third layer.Set dispersion plate 3 coordinates with the 4th layer of mixing porous plate 4, between be provided with the
One filter screen I.Mixing porous plate 4 and the mixed allocation plate 5 of layer 5 coordinate, between be provided with the second filter screen II.Mixing point
Matching board 5 and the spinneret 6 of layer 6 coordinate, between be provided with the 3rd filter screen III.
Material inlet plate 1, circular ring shape mixing porous plate 2, set dispersion plate 3, mixing porous plate 4, mixed allocation plate simultaneously
5th, spinneret 6 is to be mounted on from top to bottom in component housing 7 successively, is sealed with gasket IV, by screw by said structure list
Member is fixed.
Filament spinning component is installed in spinning manifold again, is warming up to spinning operating temperature.
Molten polymer enters filament spinning component by the material inlet runner of material inlet plate 1, is mixed by concentric circles
After climbing repeatedly in the concentric circles labyrinth runner space of runner composition, declining, spread, mix, mixing pressure buffering sky is reached
Between, after converging rectification herein, the first circle hole shape mixing runner of circular ring shape mixing porous plate 2 is flowed into, molten polymer is at this
In disperse after, enter set dispersion plate 3 cylindrical structural the first cavity in, molten polymer carries out gathering mixed herein again
It closes, then is flowed into from the second circle hole shape mixing runner in the second cavity of conical structure, molten polymer mixes in this space
It closes, buffers, presses.After the filtering of the first filter screen I, it is flowed into mixing porous plate 4, molten polymer is divided into herein
After dissipating, after the filtering of the second filter screen II, flow into mixed allocation plate 5, carry out dispersion flows herein, then reach spinneret
In the 3rd cavity of cone of 6 upper ends, molten polymer mixes in this space, buffers, press after, through III mistake of the 3rd filter screen
Filter, flows into spinneret 6 in spinneret orifice 61, then is squeezed out from spinneret orifice 61, by upstream device drawing-off, finally spins centre
Asphalt phase base carbon fiber protofilament V.
Claims (8)
1. the multiple flow passages for preparing mesophase pitch-based carbon fibers press blend spinning component, it is characterised in that：Including material inlet
It is porous to be sequentially arranged circular ring shape mixing porous plate (2), set dispersion plate (3), mixing below material inlet plate (1) for plate (1)
Plate (4), mixed allocation plate (5) and spinneret (6), wherein, offer material inlet runner on material inlet plate (1), raw material into
The runner of S type structures is provided between oralia (1) and circular ring shape mixing porous plate (2)；Circular ring shape mixing porous plate (2) and set
The first cavity of cylindrical structural is provided between dispersion plate (3)；It is set between set dispersion plate (3) and mixing porous plate (4)
There is the second cavity of conical structure；The 3rd that cylindrical structural is provided between mixing porous plate (4) and mixed allocation plate (5) is empty
Chamber is provided with the 4th cavity of conical structure between mixed allocation plate (5) and spinneret (6)；Gather dispersion plate (3) and mix
The first filter screen (I) is provided between conjunction porous plate (4), second is provided between mixing porous plate (4) and mixed allocation plate (5)
Filter screen (II) is provided with the 3rd filter screen (III) between mixed allocation plate (5) and spinneret (6).
2. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：Extended outwardly on one end end face of material inlet plate (1) centered on material inlet runner and opened up there are three annular groove,
Respectively first annular slot, the second annular groove and the 3rd annular groove, wherein, the groove width of the 3rd annular groove be more than the second annular groove and
The groove width of first annular slot.
3. the multiple flow passages according to claim 2 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：One end end face of circular ring shape mixing porous plate (2) sets the boss there are three cirque structure, the boss and raw material
The runner to form S type structures is engaged in three annular grooves on inlet plate (1)；
It is offered on circular ring shape mixing porous plate (2) corresponding in ring with the 3rd annular groove location on material inlet plate (1)
First circle hole shape mixing runner of shape array arrangement；The first circle hole shape mixing runner be used for connect S type structures runner and
First cavity.
4. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：The first groove of cylindrical structure is offered on one end end face of set dispersion plate (3)；Gather the another of dispersion plate (3)
The second groove of conical structure is offered on the end face of end, by being opened in set dispersion plate between the first groove and the second groove
(3) the second circle hole shape mixing flow passage of center.
5. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：The 3rd circle hole shape mixing runner of circular array arrangement is offered on mixing porous plate (4).
6. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：The 3rd of cylindrical structural is formed between the upper surface of mixed allocation plate (5) and the lower face of mixing porous plate (4)
Cavity；The lower end surface of mixed allocation plate (5) is the second groove of conical structure, and mixed allocation plate (5) center, which offers, is in
4th circle hole shape mixing runner of circular array arrangement.
7. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：Conical structure is formed between the upper end end face of spinneret (6) and the second groove for mixing porous plate (5) lower face
The 4th cavity；The spinneret orifice (61) of circular array arrangement is offered on spinneret (6).
8. the multiple flow passages according to claim 1 for preparing mesophase pitch-based carbon fibers press blend spinning component, special
Sign is：Material inlet plate (1), circular ring shape mixing porous plate (2), set dispersion plate (3), mixing porous plate (4), mixed allocation
Plate (5) and spinneret (6) are fastenedly connected by component housing (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810134689.5A CN108060463B (en) | 2018-02-09 | 2018-02-09 | Multi-runner pressure-equalizing mixed spinning assembly for preparing mesophase pitch-based carbon fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810134689.5A CN108060463B (en) | 2018-02-09 | 2018-02-09 | Multi-runner pressure-equalizing mixed spinning assembly for preparing mesophase pitch-based carbon fibers |
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| Publication Number | Publication Date |
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| CN108060463A true CN108060463A (en) | 2018-05-22 |
| CN108060463B CN108060463B (en) | 2020-12-11 |
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| CN201810134689.5A Active CN108060463B (en) | 2018-02-09 | 2018-02-09 | Multi-runner pressure-equalizing mixed spinning assembly for preparing mesophase pitch-based carbon fibers |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108517570A (en) * | 2018-06-12 | 2018-09-11 | 江苏中杰澳新材料有限公司 | A kind of point fine female yarn spinning component that melt actively distributes |
| CN109208089A (en) * | 2018-11-23 | 2019-01-15 | 北京中丽制机工程技术有限公司 | A kind of filament spinning component |
| CN111962166A (en) * | 2020-08-10 | 2020-11-20 | 陕西天策新材料科技有限公司 | Dual-channel thermal state switching mixing filter for preparing mesophase pitch-based carbon fibers |
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| CN101694015A (en) * | 2009-10-22 | 2010-04-14 | 浙江省现代纺织工业研究院 | Special assembly for high-viscosity melt spinning |
| CN202705578U (en) * | 2012-08-04 | 2013-01-30 | 辛婷芬 | Spinning assembly |
| EP2966197A1 (en) * | 2013-03-08 | 2016-01-13 | Finetex Ene, Inc. | Electrospinning apparatus |
| CN103305942A (en) * | 2013-06-06 | 2013-09-18 | 天津大学 | Spinneret plate and method for preparing mesophase pitch-based strip carbon fibers |
| CN104562225A (en) * | 2013-10-24 | 2015-04-29 | 日本Tmt机械株式会社 | Spinning assembly |
| CN205275798U (en) * | 2015-12-11 | 2016-06-01 | 浙江鸿辰新材料科技有限公司 | Cup type formula spinning subassembly of removing theatrical makeup and costume |
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| CN108517570A (en) * | 2018-06-12 | 2018-09-11 | 江苏中杰澳新材料有限公司 | A kind of point fine female yarn spinning component that melt actively distributes |
| CN109208089A (en) * | 2018-11-23 | 2019-01-15 | 北京中丽制机工程技术有限公司 | A kind of filament spinning component |
| CN111962166A (en) * | 2020-08-10 | 2020-11-20 | 陕西天策新材料科技有限公司 | Dual-channel thermal state switching mixing filter for preparing mesophase pitch-based carbon fibers |
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