CN205099806U - Elastane fiber's of fungible low temperature spandex preparation system - Google Patents
Elastane fiber's of fungible low temperature spandex preparation system Download PDFInfo
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- CN205099806U CN205099806U CN201520477040.5U CN201520477040U CN205099806U CN 205099806 U CN205099806 U CN 205099806U CN 201520477040 U CN201520477040 U CN 201520477040U CN 205099806 U CN205099806 U CN 205099806U
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- elastomer
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- preparation system
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Abstract
The utility model provides an elastane fiber's preparation system, includes: compounding subassembly, granulation subassembly and spinning subassembly. Through the utility model discloses the characteristics that the existing high elasticity of elastane fiber made has low temperature to stereotype well again are not less than at mechanical properties under the condition of spandex, have solved low temperature design problem, ageing -resistant, chemically -resistant article problem.
Description
Technical field
The utility model relates to chemical industry fibrous material technical field, more particularly, and particularly a kind of preparation system of elastomer of alternative low temperature spandex.
Background technology
Elastomer is applied very wide in fabric, is spandex dominance substantially.But spandex has limitation, as not strong alkali-acid resistance, therefore can not mercerising.Spandex is easily aging, not easily shapes, so dimensional stability for fabric is poor, and the easy running of institute's silk stocking that do.
Utility model content
(1) technical problem that will solve
How to provide one to have higher force performance, meanwhile, also there is the fiber of good chemical.
(2) technical scheme
A preparation system for the elastomer of alternative low temperature spandex, comprising:
Batch mixing assembly, described batch mixing assembly include the first casing for loading thermoplastic elastomer (TPE), for load styrene-ethylene/butylene-styrene linear three block copolymer the second casing, for loading the 3rd casing of auxiliary agent, carrier pipe and the mixing arrangement for mixing of materials, described first casing, described second casing and described 3rd casing are connected with described mixing arrangement respectively by described carrier pipe;
Granulation assembly, described granulation assembly comprises singe screw or double screw extruder, and described granulation assembly is connected with described mixing arrangement;
Filament spinning component, described filament spinning component is melt spinning machine, and described filament spinning component is connected with described granulation assembly.
Preferably, described carrier pipe is spiral conveying tube.
Preferably, the utility model also includes spinning reel, and described spinning reel is driven by stepper motor and rotates, and described spinning reel is connected with described filament spinning component.
Preferably, the utility model also includes Control Component, and described Control Component includes temperature sensor, electromagnetic valve and controller; Described controller is connected with described granulation assembly, described filament spinning component, described mixing arrangement signal; Described temperature sensor is arranged on described granulation assembly and described filament spinning component; Described electromagnetic valve is arranged on described carrier pipe; Described temperature sensor and described electromagnetic valve are all connected with described controller signals.
(3) beneficial effect
Designed by said structure:
The preparation system of the elastomer of the alternative low temperature spandex that the utility model provides, thermoplastic elastomer (TPE), styrene-ethylene/butylene-styrene linear three block copolymer and auxiliary agent three kinds of mixed raw materials can be become elastomer, the feature that the existing high elasticity of this elastomer has again low temperature to shape well, when mechanical property is not less than spandex, solve low-temperature shaped problem, ageing-resistant, chemicals-resistant problem.And by regulating formula rate, performance can be changed as required, with satisfied different demand.
Accompanying drawing explanation
Fig. 1 is the structural representation of the preparation system of the elastomer of alternative low temperature spandex in the utility model embodiment.
In Fig. 1, the corresponding relation of component names and Reference numeral is:
First casing 1, second casing 2, the 3rd casing 3, carrier pipe 4, mixing arrangement 5, granulation assembly 6, filament spinning component 7, spinning reel 8.
Detailed description of the invention
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
In description of the present utility model, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition the concrete meaning of above-mentioned term in the utility model can be understood.
The purpose of this utility model there is provided the elastomer that a kind of mechanical property is all not less than spandex, and this fiber chemical resistance is better than spandex, and can shape under cryogenic.
Technological means of the present utility model adopts novel thermoplastic elastomer and novel SBC (SEBS) composition as the raw material of elastomer, well solve that thermoplastic elastic temperature is low, poor flexibility, and SBC good springiness but melt viscosity is high, the not easily shortcoming of spinning, make the feature that new elastomer not only has high elasticity but also has low temperature to shape well, when mechanical property is not less than spandex, solve low-temperature shaped problem, ageing-resistant, chemicals-resistant problem.It is the good material doing high-grade elastic fabric.And by regulating formula rate, performance can be changed as required, with satisfied different demand.
The elastomer softening point that the utility model provides is low, easy commissure, and in fabric, commissure reticulates, and greatly improves dimensional stability for fabric.Mechanical property is close with spandex, but ageing-resistant, and chlorine-resistant is floated, and can do swimming suit.With idea, make underwear not yielding, elasticity can be kept for a long time.Strong alkali-acid resistance can be run business into strong one alkali mercerized, liquid ammonia mercerization, the Final finishing processing needed for the high-grade fabrics such as noniron finish.
The preparation method of the elastomer that the utility model provides, specifically selects:
Thermoplastic elastomer (TPE), preferred PN2060, PN2060 fusing point is 120 DEG C, and tensile strength is 19MPa.
SBC adopts the elastomer of different the eleventh of the twelve Earthly Branches diene technological development, has fabulous compatibility with polypropylene, and both are blended through double screw extruder granulation, then through melt spinning machine spinning, is wound up on bobbin obtains elastomer through coiler device.
Should add antioxidant, light stabilizer, lubricant, antistatic additive, colouring agent etc. in granulation process, addition is between 0.1 ~ 1% of gross weight.
Can adopt list or double screw extruder in granulation step, its each district temperature controls between 150 DEG C ~ 260 DEG C.
Spinning can adopt melt spinning mode, and melt spinning machine each district temperature controls between 260 DEG C ~ 300 DEG C.In spinning process, winding speed is 300 ~ 1000m/min.
Elastomer of the present utility model can be used for knitting and tatting through bag yarn, also can be used for knitting with naked silk and other fibers.
The utility model is further described by following examples:
Each component as shown in table 1 is added in mixer and is mixed, and then delivers in double screw extruder and carry out granulation, produces 500 kilogram of composition particles respectively.
Melt flow rate (MFR) MFR, the melt flow rate (MFR) recording obtained combination particle under 230 DEG C/2.16kg condition is as shown in table 1
Table 1
PN2060 Mitsui Chemicals, Inc MFR (230 DEG C/2.16kg) 6.0 density 0.867;
VM6102, EXXOMOBIL company MFR (230 DEG C/2.16kg) 1.3 density 0.862;
7311, Kuraray company MFR (230 DEG C/2.16kg) 4 density 0.91;
On singe screw spinning machine, carry out spinning by obtaining composition in comparative example and embodiment, spinning speed is set as that 600m/min fibre number was 40 dawn.
In comparative example, screw extruder temperature is set as 150 DEG C, 220 DEG C, 260 DEG C, and spin head temperature is set as 260 DEG C
Embodiment (1) screw extruder temperature is 160 DEG C, 230 DEG C, 265 DEG C, and spin head temperature is set as 265 DEG C.
In embodiment 2,3,4, screw extruder temperature is 180 DEG C, 240 DEG C, and 295 DEG C of spin head temperature are set as 295 DEG C.
In comparative example, composition viscosity is too high, easily fracture of wire occurs, and yield rate is lower.
Obtain various fiber sample and be determined as follows at spandex strength and elongation elasticity tester:
The every mechanical property of fiber is as shown in table 2
Table 2
Compared with comparative example, product fracture strength in embodiment 2,3,4, elasticity recovers far better.
High-temperature bake is tested:
Gained fiber is carried out hot test with the heat-resisting quantity of testing fiber according to following method.
Constant Temp. Oven is heated to design temperature in advance, and design temperature is as shown in table 3.
In each fiber, get single fiber, cut 5 respectively, the long 10cm of every root.
Above-mentioned tensile fiber 3 times is fixed.
The electrothermostat anchoring fiber of above-mentioned preparation being put into preheating bakes and banks up with earth 10 minutes.
Check whether fiber has broken end.
5 replications are carried out at the same temperature according to above step.Select new fiber at every turn.In measuring for 5 times, once broken end is disconnected.
Measurement result is as shown in table 3
Table 3
| 110℃ | 120℃ | 150℃ | 170℃ | 190℃ | |
| Comparative example | Constantly | Disconnected | |||
| Embodiment 1 | Constantly | Constantly | Disconnected | ||
| Embodiment 2 | Constantly | Constantly | Constantly | Constantly | Constantly |
| Embodiment 3 | Constantly | Constantly | Constantly | Constantly | Constantly |
| Embodiment 4 | Constantly | Constantly | Constantly | Constantly | Constantly |
After adding SEBS as can be known from Table 3, heat resistance significantly improves.
In embodiment, 2,3,4 fibers and certain brand melt spun spandex fiber carry out mechanical property contrast, as table 4.
Table 4
Elastomer mechanical property new is as can be seen from Table 4 substantially identical with spandex.
Chemicals-resistant is tested:
Embodiment 2,3,4, and the knitting blending of cotton yarn (Fresh fats content about 10%), dyed, 110 DEG C of sizings, make knitted cloth, feel is better than spandex product, and elasticity is identical.Cut 20cm × 20cm mono-piece dropper and drip concentrated sulfuric acid heating, after cotton oxidation rinsing, occur that a diameter is about the round spot of 1.5cm.Visible Fresh fats becomes fishing net shaped to occur, and adhesion reticulates, and insider is filled with amazement, and achieves unexpected effect.
This knitted cloth carries out highly basic mercerising and makes knitted elastic mercerized cloth, the coml accreditation of having got.
This knitted cloth is placed on washing machine add washing agent and wash routinely and dry, then washs and dry, after 50 times within size distortion rate 2%, elasticity does not feel there is significant change
Embodiment 2,3,4 fiber and polyamide fibre bag yarn, be made into silk stocking and shape through 115 DEG C of high-temperature vapors.With scissors clip, find that not running is similar with low temperature spandex.
Elastomer prepared by the utility model method, mechanical property is close with spandex fibre, but at the softening commissure of low temperature (110 DEG C-150 DEG C), can form network structure, dimensional stability for fabric is improved greatly in fabric.Be used on silk stocking and can make silk stocking not running.This elastomer strong alkali-acid resistance, the elastic fabric made can carry out the processing of highly basic mercerising.Overcoming cloth that spandex makes cannot the shortcoming of highly basic mercerising.
This fiber chlorine-resistant is floated, and has very strong anti-uv-ray, can do the swimming suit of heavily stressed requirement.
This elastomer granulation, no pollution in spinning production process, does not produce waste water and waste gas.
The Buran that this elastomer is made into adjust type time temperature low (110 DEG C), greatly save the energy, effectively prevent some high-grade fibers as real silk, wool, cashmere simultaneously, model etc. turn yellow because of high-temperature shaping the quality loss such as to become fragile.
The resistance to various chemicals of this elastomer, the fabric containing this fiber can do the processing of various Final finishing, comprises liquid ammonia mercerization and noniron finish.
Please refer to Fig. 1, Fig. 1 is the structural representation of the preparation system of the elastomer of alternative low temperature spandex in the utility model embodiment.
The utility model additionally provides a kind of preparation system of elastomer of alternative low temperature spandex.
In the preparation system of the elastomer of the alternative low temperature spandex provided at the utility model:
Casing for loaded material comprises the first casing 1, second casing 2 and the 3rd casing 3, and above-mentioned three casings are respectively used to load thermoplastic elastomer (TPE), styrene-ethylene/butylene-styrene linear three block copolymer and auxiliary agent;
Carrier pipe 4 adopts plastic tube or rubber tube, for carrying above-mentioned material, in a preferred embodiment of the present utility model, carrier pipe 4 adopts helical structure to design, its object is to prevent dust-proof class material from course of conveying, occurring the situation of airborne dust, this structural design has obvious beneficial effect for raising working environment quality;
Mixing arrangement 5 is agitator or vibrator, above-mentioned three kinds of materials can be mixed, and makes these materials form granulating raw material;
Granulation assembly 6 comprises singe screw or double screw extruder; extruder is prilling granulator conventional in prior art; it includes comminutor charging aperture and granulation outlet; comminutor charging aperture is connected with mixing arrangement 5; the material of mixing and granulating raw material can be transported in granulation assembly 6 and carry out granulation, granulation outlet then exports granulation assembly 6 for particle.In the utility model, comminutor Nei Ge district temperature should control between 150 DEG C ~ 260 DEG C;
Filament spinning component 7 adopts melt spinning machine, and to be delivered in melt spinning machine by the spinning material after granulation by induction system and to carry out hot melt spinning, the silk thread of having weaved exports for subsequent use.In the utility model, melt spinning machine each district temperature should control between 260 DEG C ~ 300 DEG C.
Designed by said structure, thermoplastic elastomer (TPE), styrene-ethylene/butylene-styrene linear three block copolymer and auxiliary agent three kinds of mixed raw materials can be become elastomer by the preparation system of the elastomer of the alternative low temperature spandex that the utility model provides, the feature that the existing high elasticity of this elastomer has again low temperature to shape well, when mechanical property is not less than spandex, solve low-temperature shaped problem, ageing-resistant, chemicals-resistant problem.And by regulating formula rate, performance can be changed as required, with satisfied different demand.
Particularly, the utility model also includes spinning reel 8, and spinning reel 8 is driven by stepper motor and rotates, and spinning reel 8 is connected with filament spinning component 7.
Of the present utility model intelligent in order to improve, also include Control Component in the present embodiment, Control Component includes temperature sensor, electromagnetic valve and controller; Controller is connected with granulation assembly 6, filament spinning component 7, mixing arrangement 5 signal; Temperature sensor is arranged on granulation assembly 6 and filament spinning component 7; Electromagnetic valve is arranged on carrier pipe 4; Temperature sensor and electromagnetic valve are all connected with controller signals.
Temperature sensor includes at least two, in the granulation outlet being separately positioned on extruder and melt spinning machine, the temperature of material when running for checkout equipment, if there is the situation that temperature is too high or too low, running by controlling quick halt system, avoiding the situation causing the wasting of resources.
Embodiment of the present utility model provides for the purpose of example and description, and is not exhaustively or by the utility model be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and practical application are better described, and enables those of ordinary skill in the art understand the utility model thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (4)
1. a preparation system for the elastomer of alternative low temperature spandex, is characterized in that, comprising:
Batch mixing assembly, described batch mixing assembly include the first casing (1) for loading thermoplastic elastomer (TPE), for load styrene-ethylene/butylene-styrene linear three block copolymer the second casing (2), for loading the 3rd casing (3) of auxiliary agent, carrier pipe (4) and the mixing arrangement (5) for mixing of materials, described first casing, described second casing and described 3rd casing are connected with described mixing arrangement respectively by described carrier pipe;
Granulation assembly (6), described granulation assembly comprises singe screw or double screw extruder, and described granulation assembly is connected with described mixing arrangement;
Filament spinning component (7), described filament spinning component is melt spinning machine, and described filament spinning component is connected with described granulation assembly.
2. the preparation system of the elastomer of alternative low temperature spandex according to claim 1, is characterized in that,
Described carrier pipe is spiral conveying tube.
3. the preparation system of the elastomer of alternative low temperature spandex according to claim 1, is characterized in that,
Also include spinning reel (8), described spinning reel is driven by stepper motor and rotates, and described spinning reel is connected with described filament spinning component.
4. the preparation system of the elastomer of alternative low temperature spandex according to claim 1, is characterized in that,
Also include Control Component, described Control Component includes temperature sensor, electromagnetic valve and controller;
Described controller is connected with described granulation assembly, described filament spinning component, described mixing arrangement signal;
Described temperature sensor is arranged on described granulation assembly and described filament spinning component;
Described electromagnetic valve is arranged on described carrier pipe;
Described temperature sensor and described electromagnetic valve are all connected with described controller signals.
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|---|---|---|---|---|
| CN105040147A (en) * | 2015-07-06 | 2015-11-11 | 陈援朝 | Preparation method and preparation system of elastic fiber which can be used for replacing low temperature spandex |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105040147A (en) * | 2015-07-06 | 2015-11-11 | 陈援朝 | Preparation method and preparation system of elastic fiber which can be used for replacing low temperature spandex |
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