CN102888690B - Preparation method and device of composite polyester fiber - Google Patents
Preparation method and device of composite polyester fiber Download PDFInfo
- Publication number
- CN102888690B CN102888690B CN201210395837.1A CN201210395837A CN102888690B CN 102888690 B CN102888690 B CN 102888690B CN 201210395837 A CN201210395837 A CN 201210395837A CN 102888690 B CN102888690 B CN 102888690B
- Authority
- CN
- China
- Prior art keywords
- preparation
- polyester
- precursor
- network
- complex fiber
- 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.)
- Active
Links
Abstract
The invention discloses a preparation method and device of a composite polyester fiber. The preparation method comprises the following steps of: drying a polyester chip; adding the dried polyester chip in a melt extrusion device to obtain a polyester chip melt; putting the polyester chip melt in a spinning manifold, extruding from a spinneret plate spinning micropore of a spinneret plate spinning device, cooling and solidifying to obtain strand; winding the strand to obtain protofilament; adjusting the pressures, stretching times and winding speeds of the pre-network and main network of the protofilament to prepare a first protofilament and a second protofilament; and carrying out crosslinking composition, heat setting, oiling and winding formation on the first protofilament and the second protofilament. The device comprises a drying device, the melt extrusion device, the spinning manifold, a cooling and solidification device and a winding formation device which are connected in sequence. Through the preparation method and device, the comprehensive properties of the fiber, such as spinnability, dyeability and comfortability, can be improved, certain properties of the fiber can surpass those of natural fiber, production cost is low and efficiency is high.
Description
Technical field
The present invention relates to composite fibre field, particularly relate to a kind of preparation method and equipment thereof of polyester complex fiber.
Background technology
Along with the raising that the progress of world technology and development and consumer require the variation of chemical fibre new material, superior, comfortableness, China goes into operation the terylene melt direct spinning production line of many tons in succession in recent years, but the overwhelming majority produced is polyester conventional kind, to such an extent as to the development of the product that routinizes is excessive, and there is wretched insufficiency in most of chemical fiber factory product development and technological innovation, unreasonable products structure, lacks International Operation ability and international competitiveness.
The polyester fiber spinnability that prior art is produced is poor, and stainability is poor, bulkiness and resilience bad, its fabric can't have cotton feel completely, and comfortableness is good not, and it also exists the high and inefficient problem of production cost.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of preparation method and equipment thereof of polyester complex fiber, the combination properties such as the spinnability of fiber, stainability and comfortableness can be improved, and surmount natural fabric performance in some aspects, its fabric has cotton feel, and the plentiful softness of sense of touch, comfortableness are good, production cost is low and efficiency is high.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: the preparation method providing a kind of polyester complex fiber, comprises the following steps:
(1) polyester slice is put into drying device and carry out drying, dry 1-3 h;
(2) add in melt extruded device by dried polyester slice, pressurized, heated, to 235 ~ 285 DEG C of meltings, obtains polyester slice melt;
(3) polyester slice melt enters spinning manifold, carries out flow measurement enter filament spinning component by measuring pump, and then polyester slice melt is extruded from the spinnerets micropore filament spinning component, carries out cooling curing through cooling curing device, obtains polyester strand;
(4) polyester strand successively through oiling, pre-network, stretching, after master network and HEAT SETTING, carry out reeling and the precursor that reels, precursor is through adjusting the pressure of pre-network and master network, draw ratio and winding speed, obtained first precursor and the second precursor;
(5) the first precursor is fed through first roller, second precursor feeds through the second roller, then input nozzle while of the first precursor and the second precursor is carried out interlacing compound, HEAT SETTING and oils, with the winding speed coiling and molding of 3800 ~ 4200 m/min, obtained polyester complex fiber.
In a preferred embodiment of the present invention, the pressure of the described melt extruded device pressurization of step (2) is 10 ~ 25 MPa.
In a preferred embodiment of the present invention, the spinnerets micropore draw ratio of described spinnerets is 2 ~ 5, and spinneret face temperature controls at 200 ~ 280 DEG C.
In a preferred embodiment of the present invention, step (3) temperature be 18 ~ 28 DEG C, relative humidity is 85 ~ 100%, wind speed is 0.8 ~ 1.2 m/s, carry out cooling curing under the cooling air condition that is highly 1.5 ~ 2.0 m.
In a preferred embodiment of the present invention, step (4) described strand successively through oiling, pre-network, stretching, master network and HEAT SETTING, carry out reeling and the precursor that reels, pre-network pressure is 0.85 ± 0.05 bar, draw ratio is 1.2 ~ 2.5 times, master network pressure is 2.5 ± 0.05 bar, and winding speed is 3900 ~ 4300 m/min; Described precursor is through adjusting the pressure of pre-network and master network, draw ratio and winding speed, obtained first precursor and the second precursor, pre-network pressure is 0.9 ± 0.05 bar, and draw ratio is 1.5 ~ 3.0 times, master network pressure is 3.5 ± 0.05 bar, and winding speed is 3700 ~ 4100 m/min.
In a preferred embodiment of the present invention, described first precursor of step (5) and the second precursor simultaneously input nozzle carry out interlacing compound under the effect of hypersonic air flow.
For solving the problems of the technologies described above, another technical solution used in the present invention is: the Preparation equipment providing a kind of polyester complex fiber, comprise drying device, melt extruded device, spinning manifold, cooling curing device and coiling and forming device, described drying device, melt extruded device, spinning manifold, cooling curing device are connected according to described order successively with coiling and forming device.
In a preferred embodiment of the present invention, described coiling and forming device comprises the first coiling and forming device and volume Two winding forming device, and described first coiling and forming device is connected according to described order successively with volume Two winding forming device.
In a preferred embodiment of the present invention, described first coiling and forming device comprises oiling device, pre-network device, heat setting device, network equipment and up-coiler, and described oiling device, pre-network device, heat setting device, network equipment are connected according to described order successively with up-coiler; Described volume Two winding forming device comprises the first feed unit, the second feed unit, heat setting device, oiling device and up-coiler, described first feed unit is connected with described heat setting device respectively with the second feed unit, and described heat setting device, oiling device are connected according to described order successively with up-coiler.
In a preferred embodiment of the present invention, described first feed unit and the second feed unit are respectively arranged with roller feeding.
The invention has the beneficial effects as follows: the present invention can improve spinnability, the combination property such as stainability and comfortableness of fiber, and surmount natural fabric performance in some aspects, its fabric has cotton feel, and the plentiful softness of sense of touch, comfortableness are good, and production cost is low and efficiency is high.
Detailed description of the invention
Below preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
The embodiment of the present invention comprises:
A kind of Preparation equipment of polyester complex fiber, comprise drying device, melt extruded device, spinning manifold, cooling curing device and coiling and forming device, described drying device, melt extruded device, spinning manifold, cooling curing device are connected according to described order successively with coiling and forming device.
Described coiling and forming device comprises the first coiling and forming device and volume Two winding forming device, and described first coiling and forming device is connected according to described order successively with volume Two winding forming device.
Described first coiling and forming device comprises oiling device, pre-network device, heat setting device, network equipment and up-coiler, and described oiling device, pre-network device, heat setting device, network equipment are connected according to described order successively with up-coiler; Described volume Two winding forming device comprises the first feed unit, the second feed unit, heat setting device, oiling device and up-coiler, described first feed unit is connected with described heat setting device respectively with the second feed unit, described heat setting device, oiling device are connected according to described order successively with up-coiler, and described first feed unit and the second feed unit are respectively arranged with roller feeding.
In conjunction with above-mentioned equipment, the preparation method of polyester complex fiber, comprises the following steps:
(1) polyester slice is put into drying device and carry out drying, dry 1-3 h;
(2) added in melt extruded device by dried polyester slice, being pressurized to pressure is 10 ~ 25 MPa, is heated to 235 ~ 285 DEG C of meltings, obtains polyester slice melt;
(3) polyester slice melt enters spinning manifold, carry out flow measurement by measuring pump and enter filament spinning component, then polyester slice melt is extruded from the spinnerets micropore filament spinning component, cooling curing is carried out through cooling curing device, obtain polyester strand, the spinnerets micropore draw ratio of described spinnerets is 2 ~ 5, spinneret face temperature controls at 200 ~ 280 DEG C, temperature be 18 ~ 28 DEG C, relative humidity is 85 ~ 100%, wind speed is 0.8 ~ 1.2 m/s, carry out cooling curing under the cooling air condition that is highly 1.5 ~ 2.0 m;
(4) polyester strand successively through oiling, pre-network, stretching, after master network and HEAT SETTING, carry out reeling and the precursor that reels, pre-network pressure is 0.85 ± 0.05 bar, and draw ratio is 1.2 ~ 2.5 times, master network pressure is 2.5 ± 0.05 bar, and winding speed is 3900 ~ 4300 m/min; Precursor is through adjusting the pressure of pre-network and master network, draw ratio and winding speed, obtained first precursor and the second precursor, pre-network pressure is 0.9 ± 0.05 bar, and draw ratio is 1.5 ~ 3.0 times, master network pressure is 3.5 ± 0.05 bar, and winding speed is 3700 ~ 4100 m/min;
(5) the first precursor is fed through first roller, second precursor feeds through the second roller, then input nozzle while of the first precursor and the second precursor is carried out interlacing compound, HEAT SETTING and oils under the effect of hypersonic air flow, with the winding speed coiling and molding of 3800 ~ 4200 m/min, obtained polyester complex fiber.
Polyester complex fiber fracture strength >=2.15CN/dtex that the present invention obtains, elongation at break >=25%, curling stability is >=60%, and boiling water shrinkage is 10%, dyeing M rate >=96%.
The present invention can improve the combination properties such as the spinnability of fiber, stainability and comfortableness, and surmounts natural fabric performance in some aspects, and its fabric has cotton feel, and the plentiful softness of sense of touch, comfortableness are good, and production cost is low and efficiency is high.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize description of the present invention to do equivalent structure or the conversion of equivalent flow process, or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (9)
1. a preparation method for polyester complex fiber, is characterized in that, comprises the following steps:
(1) polyester slice is put into drying device and carry out drying, dry 1-3 h;
(2) add in melt extruded device by dried polyester slice, pressurized, heated, to 235 ~ 285 DEG C of meltings, obtains polyester slice melt;
(3) polyester slice melt enters spinning manifold, carries out flow measurement enter filament spinning component by measuring pump, and then polyester slice melt is extruded from the spinnerets micropore filament spinning component, carries out cooling curing through cooling curing device, obtains polyester strand;
(4) polyester strand successively through oiling, pre-network, stretching, after master network and HEAT SETTING, carry out reeling and the precursor that reels, pre-network pressure is 0.85 ± 0.05 bar, and draw ratio is 1.2 ~ 2.5 times, master network pressure is 2.5 ± 0.05 bar, and winding speed is 3900 ~ 4300 m/min; Described precursor is through adjusting the pressure of pre-network and master network, draw ratio and winding speed, obtained first precursor and the second precursor, pre-network pressure is 0.9 ± 0.05 bar, and draw ratio is 1.5 ~ 3.0 times, master network pressure is 3.5 ± 0.05 bar, and winding speed is 3700 ~ 4100 m/min;
(5) the first precursor is fed through first roller, second precursor feeds through the second roller, then input nozzle while of the first precursor and the second precursor is carried out interlacing compound, HEAT SETTING and oils, with the winding speed coiling and molding of 3800 ~ 4200 m/min, obtained polyester complex fiber.
2. the preparation method of polyester complex fiber according to claim 1, is characterized in that, the pressure of the described melt extruded device pressurization of step (2) is 10 ~ 25 MPa.
3. the preparation method of polyester complex fiber according to claim 1, is characterized in that, the spinnerets micropore draw ratio of described spinnerets is 2 ~ 5, and spinneret face temperature controls at 200 ~ 280 DEG C.
4. the preparation method of polyester complex fiber according to claim 1, it is characterized in that, step (3) temperature be 18 ~ 28 DEG C, relative humidity is 85 ~ 100%, wind speed is 0.8 ~ 1.2 m/s, carry out cooling curing under the cooling air condition that is highly 1.5 ~ 2.0 m.
5. the preparation method of polyester complex fiber according to claim 1, is characterized in that, described first precursor of step (5) and the second precursor simultaneously input nozzle carry out interlacing compound under the effect of hypersonic air flow.
6. the Preparation equipment of the preparation method of a polyester complex fiber as claimed in claim 1, it is characterized in that, comprise drying device, melt extruded device, spinning manifold, cooling curing device and coiling and forming device, described drying device, melt extruded device, spinning manifold, cooling curing device are connected successively with coiling and forming device.
7. the Preparation equipment of the preparation method of polyester complex fiber according to claim 6, it is characterized in that, described coiling and forming device comprises the first coiling and forming device and volume Two winding forming device, and described first coiling and forming device is connected successively with volume Two winding forming device.
8. the Preparation equipment of the preparation method of polyester complex fiber according to claim 7, it is characterized in that, described first coiling and forming device comprises oiling device, pre-network device, heat setting device, network equipment and up-coiler, and described oiling device, pre-network device, heat setting device, network equipment are connected successively with up-coiler; Described volume Two winding forming device comprises the first feed unit, the second feed unit, heat setting device, oiling device and up-coiler, described first feed unit is connected with described heat setting device after being connected with spray nozzle device with the second feed unit simultaneously again, and described heat setting device, oiling device are connected successively with up-coiler.
9. the Preparation equipment of the preparation method of polyester complex fiber according to claim 8, is characterized in that, described first feed unit and the second feed unit are respectively arranged with roller feeding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210395837.1A CN102888690B (en) | 2012-10-18 | 2012-10-18 | Preparation method and device of composite polyester fiber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210395837.1A CN102888690B (en) | 2012-10-18 | 2012-10-18 | Preparation method and device of composite polyester fiber |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102888690A CN102888690A (en) | 2013-01-23 |
CN102888690B true CN102888690B (en) | 2015-05-13 |
Family
ID=47532360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210395837.1A Active CN102888690B (en) | 2012-10-18 | 2012-10-18 | Preparation method and device of composite polyester fiber |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102888690B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103215716A (en) * | 2013-05-08 | 2013-07-24 | 苏州龙杰特种纤维股份有限公司 | Low-viscosity and high-flexibility polyester filament yarn and preparation process thereof |
CN105671678A (en) * | 2016-03-27 | 2016-06-15 | 吴正锋 | Preparation method of antibacterial anti-radiation copper-modified polyester composite fiber |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102443909A (en) * | 2011-10-31 | 2012-05-09 | 苏州巨源纤维科技有限公司 | Preparation method for porous micro-fine denier polyester POY (polyester pre-oriented yarn) and FDY (fully drawn yarn) interlaced composite yarn |
CN102517680A (en) * | 2011-12-21 | 2012-06-27 | 苏州大学 | Multi-hole superfine denier polyamide 6 POY/FDY interlacing composite fiber, its preparation method and its device |
-
2012
- 2012-10-18 CN CN201210395837.1A patent/CN102888690B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102443909A (en) * | 2011-10-31 | 2012-05-09 | 苏州巨源纤维科技有限公司 | Preparation method for porous micro-fine denier polyester POY (polyester pre-oriented yarn) and FDY (fully drawn yarn) interlaced composite yarn |
CN102517680A (en) * | 2011-12-21 | 2012-06-27 | 苏州大学 | Multi-hole superfine denier polyamide 6 POY/FDY interlacing composite fiber, its preparation method and its device |
Non-Patent Citations (2)
Title |
---|
提高涤纶FDY染色均匀性的工艺探讨;彭长龙;《化纤与纺织科技》;20040331(第1期);第6-8页 * |
细旦涤纶复合网络丝生产工艺研究;马秀华;《纺织学报》;19970430;第18卷(第2期);第40-43页 * |
Also Published As
Publication number | Publication date |
---|---|
CN102888690A (en) | 2013-01-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103290497B (en) | A kind of industry functional form 66 nylon fiber and preparation method thereof | |
CN101492837B (en) | Process for producing bacteria cellulose fibre with high degree of polymerization | |
CN102181954B (en) | Method for producing polyester industrial yarns with high strength, high elongation and low shrinkage | |
CN102031575A (en) | Method for preparing superfine denier flat terylene drawn yarn | |
CN102877143B (en) | Preparation technology and preparation equipment for high-imitation cotton porous superfine profiled polyester fiber | |
CN102277646B (en) | Method for manufacturing polyester industrial yarns with high size, high stability, high modulus and low shrink | |
CN102839432B (en) | Preparation method of ultra-high-speed spinning polyester pre-oriented yarn | |
CN102517680A (en) | Multi-hole superfine denier polyamide 6 POY/FDY interlacing composite fiber, its preparation method and its device | |
CN102586939A (en) | Profiled fire-retardant bright terylene FDY (Fully Drawn Yarn) filament and production process thereof | |
CN103352266B (en) | Preparation method for cellulose and thermoplastic polymer skin-core type composite fiber | |
CN103088453A (en) | Manufacturing technique of melt direct spinning polyester activate industrial yarns | |
CN104213228A (en) | Production process of heavy-denier lustrous high-strength nylon 6 full-drawn fiber | |
CN102418169B (en) | Sea-island fibre and preparation method thereof | |
CN104005169A (en) | Polyester/polyamide composite superfine fiber high-density dust-free cloth and manufacturing method thereof | |
CN103114344A (en) | Porous superfine denier polyester pre-oriented yarn and preparation method thereof | |
CN102877155B (en) | High-simulated-cotton porous superfine-denier polyester fiber and preparation method thereof and preparation equipment | |
CN103215670A (en) | One-step-method spinning method of dacron combined filament yarn | |
CN102888690B (en) | Preparation method and device of composite polyester fiber | |
CN110184700A (en) | A kind of imitative cotton composite filament and its manufacturing method | |
CN104831376A (en) | Method for producing fine-denier glazed super-black terylene FDY (Fully Drawn Yarn) filament yarn | |
CN103590140A (en) | Linen-imitative multiple and multi-differential composite short fiber and manufacturing method thereof | |
CN104562250A (en) | Micro-porous fine denier nylon 6 three-difference fiber and preparation method and application thereof | |
CN102888669A (en) | Production process and process equipment for polyester crimped yarn | |
CN105887218A (en) | High-shrinkage polyamide fiber and preparation method thereof | |
CN103060939B (en) | Preparation method of cellulose acetate fiber through polybasic carboxylic acid crosslinking |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: ZHONGRUN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: JIANGSU ZHONGRUN FIBER TECHNOLOGY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 215427 Innovation Industrial Park, Huang Jing Town, Taicang, Suzhou, Jiangsu Patentee after: Zhongrun Science & Technology Co., Ltd. Address before: 215427 Innovation Industrial Park, Huang Jing Town, Taicang, Suzhou, Jiangsu Patentee before: Jiangsu Zhongrun Fiber Technology Co., Ltd. |