A kind of antistatic warming composite material and preparation method thereof
Technical field
The present invention relates to anti-static material technical fields, and in particular to a kind of antistatic warming composite material and its preparation side
Method.
Background technique
Electrostatic is a kind of charge to remain static.When physical activity, between skin and clothes and clothes and clothes
Between rubs mutually, electrostatic will be generated.Electrostatic protection is slightly ignored, it is possible to lead to fire, explosion and person electric shock, electric power
Work is particularly, it should be noted that must just take electrostatic practicable safeguard procedures to eliminate safe hidden trouble.Electrostatic phenomenon
Autumn and winter is mostly occurred in, when power department operator carries out trouble hunting, needs to dress the protection such as work clothes or gloves use
Product, existing antistatic fiber material, thermal property is undesirable, therefore develops a kind of not only antistatic warming material weighs very much again
It wants.
The patent of Publication No. CN101220535 discloses a kind of antistatic carbon fiber, is made of polyacrylonitrile fibre,
Wherein carbon content is greater than 68% by weight percentage, and the polyacrylonitrile fibre can be made after pre-oxidation and carbonization to be had not
With the antistatic carbon fiber of resistivity, the anti-static coating obtained using the invention carbon fiber as antistatic additive
Not only there is good impact resistance, wearability and corrosion resistance, but also there is good antistatic performance, can sufficiently meet winged
The high request that the special dimensions such as machine, oil tank, electronics industry protect antistatic.But it is verified, which is used for garment material
Performance is poor, and mechanical performance and thermal property are poor, is not able to satisfy the requirement of power industry antistatic performance.
The patent document of Publication No. CN108385204A discloses a kind of graphene terylene antistatic composite fiber, described
Composite fibre is using nylon fibre as core wire, and outer cladding polyester fiber composition, the nylon fibre includes 95-98 parts by weight
Polyamide fibre, 2-5 part modifying agent, the modifying agent include 70-80 parts of graphenes, 10-18 parts of basalt, 2-5 parts poly- four by weight
Vinyl fluoride;The polyester fiber includes 93-95 parts of terylene, 5-7 parts of antistatic agents by weight, and the antistatic agent is by weight
Including 70-80 parts of fullerenes, 10-15 parts of carbon fibers and 5-10 parts of aluminium nitride.The invention is compound by polyamide fibre and polyester fiber,
With certain antistatic effect, through detecting, surface density of charge is big, and antistatic effect is undesirable, and thermal property and mechanicalness
It can be poor.
Summary of the invention
In view of this, there is excellent machine the present invention provides a kind of antistatic warming composite material and preparation method thereof
Tool performance and antistatic performance, good warmth retention effect is wear-resisting, with skin contact comfort, requires to mention for power industry antistatic performance
Safety assurance is supplied.
In order to solve the above technical problems, the technical solution used in the present invention is:
A kind of antistatic warming composite material, is made of the component of following parts by weight: 0-40 parts of kymene, polypropylene 18-25
Part, 12-18 parts of polyacrylonitrile, 30-35 parts of ethylene glycol, 5-10 parts of filler, 3-8 parts of surfactant, 2-5 parts of crosslinking agent, oneself
2-5 parts of lactams, 5-9 parts of antibacterial agent, 20-30 parts of water, sub- 8-15 parts, 15-20 parts of glass fibre of salt series fiber of olefin(e) acid.
Preferably, the filler is one of mica, vermiculite, benzophenone or a variety of.
Preferably, the filler is the mixture of mica, vermiculite, benzophenone, weight ratio mica: vermiculite: hexichol first
Ketone is 1:1-1.5:0.5-0.8.
Preferably, the surfactant is fatty alcohol polyoxyethylene ether or monoalky lether phosphate kalium salt.
Preferably, the crosslinking agent is carbodiimide cross-linker or polyaziridine crosslinking agent.
Preferably, the antibacterial agent is cetalkonium chloride or polyoxyethylene trimethyl ammonium chloride.
Preferably, the preparation method of a kind of antistatic warming composite material, comprises the following steps:
S1: polyamide, polypropylene, polyacrylonitrile, ethylene glycol and water being placed in reaction kettle and are mixed, and are passed through nitrogen, stirring
1-1.5h, revolving speed 600-800r/min, temperature are 110-120 DEG C;
S2: filler, surfactant, crosslinking agent, caprolactam, antibacterial agent being added into the reaction kettle of step S1, keep pressure
Strong and temperature-resistant, adjustment revolving speed is 300-400r/min, stirs 30-45min, obtains mixed material;
S3: after the obtained mixed material of step S2 is cooled to room temperature, spinning in melt spinning machine, extruder temperature 240- are placed in
250 DEG C, the speed of take-up roll is 800-900m/min, obtains as-spun fibre, then stretches, and is formed, dry, obtains modified fibre;
S4: modified fibre and glass fibre that step S3 is obtained are twisted mutually together up to composite fibre;
S5: first by sub- olefin(e) acid salt series fiber, pre-oxidation treatment, heating temperature are 220-230 DEG C, time 5-8min in air,
Degree of draft is 1-5%;Then carbonization treatment, heating temperature are 900-1200 DEG C, time 5-10min under nitrogen protection, drawing-off
Rate is 0-3%, obtains carbon based fibers;
S6: the composite fibre that step S4 is obtained is mixed with the obtained carbon based fibers of step S5, is combed networking, is then intersected
Lapping, hot wind bonding are reinforced, sizing, are made after winding.
Preferably, in the step S1, in reaction kettle, pressure is 0.8- 1.2MPa.
Preferably, in the step S3, setting temperature is 130-140 DEG C, time 10-15min, drying temperature 120-
130 DEG C, time 10-15min.
The beneficial effects of the present invention are:
Polyamide has excellent mechanical property, and high mechanical strength, good toughness, crocking resistance is good, and electrical insulation capability is excellent.It is poly-
Propylene intensity is high, and elongation is big, and excellent spring, wearability is good, and light, thermal property is good.Polyacrylonitrile bulkiness and warmth retention property are good,
It is soft, and there is good against weather and mould proof, mothproof performance.The present invention three is carried out it is compound, and with ethylene glycol
For organic synthesis agent, comprehensive performance is more excellent.Filler mica have high electrical insulating property, antiacid caustic corrosion, elasticity, toughness and
Sliding property, vermiculite have excellent electrical insulation capability and thermal insulation property, benzophenone uvioresistant, aging.
Surfactant fatty alcohol polyoxyethylene ether and monoalky lether phosphate kalium salt reduce surface tension, play bonding, increase
Molten effect.Caprolactam is used for synthetic fibers.Carbodiimide cross-linker and polyaziridine crosslinking agent, it is organic with surfactant
In conjunction with improvement wrinkle resistance improves adhesive strength.Antibacterial agent cetalkonium chloride and polyoxyethylene trimethyl chlorine
Change ammonium, improves the wear-resisting property of material, antibacterial deodourizing.
It is compound with glass fibre after first modified fibre is made in the present invention, improve mechanical performance, glassfiber insulation performance
Well, heat-and corrosion-resistant, heat insulation effect are good.Sub- olefin(e) acid salt series fiber have excellent thermal property, also have fire-resistant, anti pilling and
The advantages that antistatic, obtains the good carbon-based fibre of anti-static effect after sub- olefin(e) acid salt series fiber is carried out pre-oxidation and carbonization treatment
Dimension has lower dielectric loss and wide resistivity.Then it is mixed with modified fibre, combs networking, then carry out intersection paving
Net, hot wind bonding are reinforced, sizing, are made after winding.The present invention has excellent mechanical performance and antistatic performance, warming effect
Good, wear-resisting, with skin contact comfort, antibacterial is wear-resisting, requires to provide safety assurance for power industry antistatic performance.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below to the skill of the embodiment of the present invention
Art scheme is clearly and completely described.Obviously, described embodiment is a part of the embodiments of the present invention, rather than complete
The embodiment in portion.Based on described the embodiment of the present invention, those of ordinary skill in the art's every other implementation obtained
Example, shall fall within the protection scope of the present invention.
The ingredient (part) of each parts by weight of the table antistatic warming composite material of 1 embodiment 1-6
| |
Embodiment 1 |
Embodiment 2 |
Embodiment 3 |
Embodiment 4 |
Embodiment 5 |
Embodiment 6 |
| Polyamide |
30 |
32 |
34 |
36 |
38 |
40 |
| Polypropylene |
18 |
19 |
21 |
23 |
24 |
25 |
| Polyacrylonitrile |
12 |
13 |
14 |
15 |
16 |
18 |
| Ethylene glycol |
30 |
31 |
32 |
33 |
34 |
35 |
| Filler |
5 |
6 |
7 |
8 |
9 |
10 |
| Surfactant |
3 |
4 |
5 |
6 |
7 |
8 |
| Crosslinking agent |
2 |
2.5 |
3 |
4 |
4.5 |
5 |
| Caprolactam |
2 |
3 |
3.5 |
4 |
4.5 |
5 |
| Antibacterial agent |
5 |
6 |
7 |
7.5 |
8 |
9 |
| Water |
20 |
22 |
24 |
26 |
28 |
30 |
| Sub- olefin(e) acid salt series fiber |
8 |
10 |
11 |
12 |
14 |
15 |
| Glass fibre |
15 |
16 |
17 |
18 |
19 |
20 |
Embodiment 1
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is mica, and the surfactant is fatty alcohol polyoxyethylene ether, and the crosslinking agent is carbodiimide cross-linker, institute
Stating antibacterial agent is cetalkonium chloride.
A kind of preparation method of antistatic warming composite material, comprises the following steps:
S1: polyamide, polypropylene, polyacrylonitrile, ethylene glycol and water being placed in reaction kettle and are mixed, and are passed through nitrogen, kept
Pressure 0.8MPa, stirs 1.5h, revolving speed 600r/min, and temperature is 110 DEG C;
S2: filler, surfactant, crosslinking agent, caprolactam, antibacterial agent being added into the reaction kettle of step S1, keep pressure
Strong and temperature-resistant, adjustment revolving speed is 300r/min, stirs 45min, obtains mixed material;
S3: after the obtained mixed material of step S2 is cooled to room temperature, spinning in melt spinning machine, extruder temperature 240 are placed in
DEG C, the speed of take-up roll is 800m/min, obtains as-spun fibre, then stretches, and diameter is 1 micron, is formed, dry, setting temperature
It is 130 DEG C, time 15min, drying temperature is 120 DEG C, and time 15min obtains modified fibre;
S4: modified fibre and glass fibre that step S3 is obtained are twisted mutually together up to composite fibre;
S5: first by sub- olefin(e) acid salt series fiber, pre-oxidation treatment, heating temperature are 220 DEG C, time 8min in air, degree of draft
It is 1%;Then carbonization treatment, heating temperature are 900 DEG C, time 10min under nitrogen protection, and degree of draft 0% obtains carbon-based
Fiber;
S6: the composite fibre that step S4 is obtained is mixed with the obtained carbon based fibers of step S5, is combed networking, is then intersected
Lapping, the breadth of fibre web are 38cm, and hot wind bonding is reinforced, and tack temperature is 135 DEG C, sizing, are made after winding.
Embodiment 2
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is vermiculite, and the surfactant is monoalky lether phosphate kalium salt, and the crosslinking agent is polyaziridine crosslinking agent, institute
Stating antibacterial agent is polyoxyethylene trimethyl ammonium chloride.
A kind of preparation method of antistatic warming composite material, comprises the following steps:
S1: polyamide, polypropylene, polyacrylonitrile, ethylene glycol and water being placed in reaction kettle and are mixed, and are passed through nitrogen, kept
Pressure 1MPa, stirs 1.5h, revolving speed 700r/min, and temperature is 115 DEG C;
S2: filler, surfactant, crosslinking agent, caprolactam, antibacterial agent being added into the reaction kettle of step S1, keep pressure
Strong and temperature-resistant, adjustment revolving speed is 350r/min, stirs 40min, obtains mixed material;
S3: after the obtained mixed material of step S2 is cooled to room temperature, spinning in melt spinning machine, extruder temperature 245 are placed in
DEG C, the speed of take-up roll is 850m/min, obtains as-spun fibre, then stretches, and diameter is 0.8 micron, is formed, dry, sizing temperature
Degree is 135 DEG C, time 12min, and drying temperature is 125 DEG C, and time 12min obtains modified fibre;
S4: modified fibre and glass fibre that step S3 is obtained are twisted mutually together up to composite fibre;
S5: first by sub- olefin(e) acid salt series fiber, pre-oxidation treatment, heating temperature are 225 DEG C, time 6min in air, degree of draft
It is 3%;Then carbonization treatment, heating temperature are 1100 DEG C, time 7min under nitrogen protection, and degree of draft 1% obtains carbon-based
Fiber;
S6: the composite fibre that step S4 is obtained is mixed with the obtained carbon based fibers of step S5, is combed networking, is then intersected
Lapping, the breadth of fibre web are 38cm, and hot wind bonding is reinforced, and tack temperature is 135 DEG C, sizing, are made after winding.
Embodiment 3
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is benzophenone, and the surfactant is fatty alcohol polyoxyethylene ether, and the crosslinking agent is carbodiimides crosslinking
Agent, the antibacterial agent are cetalkonium chloride.
A kind of preparation method of antistatic warming composite material, comprises the following steps:
S1: polyamide, polypropylene, polyacrylonitrile, ethylene glycol and water being placed in reaction kettle and are mixed, and are passed through nitrogen, kept
Pressure 1.2MPa, stirs 1h, revolving speed 800r/min, and temperature is 120 DEG C;
S2: filler, surfactant, crosslinking agent, caprolactam, antibacterial agent being added into the reaction kettle of step S1, keep pressure
Strong and temperature-resistant, adjustment revolving speed is 400r/min, stirs 30min, obtains mixed material;
S3: after the obtained mixed material of step S2 is cooled to room temperature, spinning in melt spinning machine, extruder temperature 250 are placed in
DEG C, the speed of take-up roll is 900m/min, obtains as-spun fibre, then stretches, and diameter is 0.6 micron, is formed, dry, sizing temperature
Degree is 140 DEG C, time 10min, and drying temperature is 130 DEG C, and time 10min obtains modified fibre;
S4: modified fibre and glass fibre that step S3 is obtained are twisted mutually together up to composite fibre;
S5: first by sub- olefin(e) acid salt series fiber, pre-oxidation treatment, heating temperature are 230 DEG C, time 5min in air, degree of draft
It is 5%;Then carbonization treatment, heating temperature are 1200 DEG C, time 5min under nitrogen protection, and degree of draft 3% obtains carbon-based
Fiber;
S6: the composite fibre that step S4 is obtained is mixed with the obtained carbon based fibers of step S5, is combed networking, is then intersected
Lapping, the breadth of fibre web are 38cm, and hot wind bonding is reinforced, and tack temperature is 135 DEG C, sizing, are made after winding.
Embodiment 4
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is vermiculite, and the surfactant is monoalky lether phosphate kalium salt, and the crosslinking agent is carbodiimide cross-linker,
The antibacterial agent is polyoxyethylene trimethyl ammonium chloride.
The preparation method is the same as that of Example 1 for the antistatic warming composite material.
Embodiment 5
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is mica, and the surfactant is monoalky lether phosphate kalium salt, and the crosslinking agent is carbodiimide cross-linker,
The antibacterial agent is polyoxyethylene trimethyl ammonium chloride.
The preparation method of the antistatic warming composite material is the same as embodiment 2.
Embodiment 6
The present embodiment provides a kind of antistatic warming composite materials, and the ingredient of parts by weight as shown in Table 1 is prepared, described
Filler is the mixture of mica, vermiculite, benzophenone, weight ratio mica: vermiculite: benzophenone 1:1:0.5.The surface
Activating agent is monoalky lether phosphate kalium salt, and the crosslinking agent is carbodiimide cross-linker, and the antibacterial agent is cetyl
Dimethyl benzyl ammonium chloride.
The preparation method of the antistatic warming composite material is the same as embodiment 3.
Embodiment 7
The present embodiment provides a kind of antistatic warming composite material, the difference with embodiment 5 is: the filler be mica,
The mixture of vermiculite, benzophenone, weight ratio mica: vermiculite: benzophenone 1:1.2:0.6.
Embodiment 8
The present embodiment provides a kind of antistatic warming composite material, the difference with embodiment 5 is: the filler be mica,
The mixture of vermiculite, benzophenone, weight ratio mica: vermiculite: benzophenone 1:1.5:0.8.
Comparative example 1
This comparative example provides a kind of antistatic warming composite material, the difference from embodiment 1 is that: in this comparative example, lacks and fill out
Fill agent.
Comparative example 2
This comparative example provides a kind of antistatic warming composite material, the difference from embodiment 1 is that: in this comparative example, lack table
Face activating agent.
Comparative example 3
This comparative example provides a kind of antistatic warming composite material, the difference from embodiment 1 is that: in this comparative example, lack glass
Glass fiber, preparation method lack step S4.
Comparative example 4
This comparative example provides a kind of antistatic warming composite material, the difference from embodiment 1 is that: in this comparative example, preparation side
Method lacks step S5, i.e., does not carry out preheating and carbonization treatment to selenite series fiber.
Detection method
1. thermal property
Reference standard GB/T11048 " insulating property of textile test method ", in laboratory with constant temperature and constant humidity, temperature is (20 scholars
2) DEG C, humidity is (65+2) %, uses the warmth retention property of ASTM warmth retaining tester test sample.Sample, which is cut into area, is
The square of 30cm × 30cm, first calibration instrument set breadboard, protection board, baseplate temp as 36 DEG C, preheat 30~60min,
After equal breadboards, protection board, baseplate temp reach setting value, start blank assay, after blank assay, sample is covered in
On breadboard, guarantee that sample is smooth, measurement breadboard is kept heating time required for constant temperature within a certain period of time, calculates sample
Clo value, per sample (p.s.) test three pieces, average.
2. compression reaction performance
Referring to General Logistics Department's production management standard JSB9.3-92 " survey of flocculus mass area ratio, compress ional resilience index and fluffy degree
It is fixed ", Area of Sample is 10cm × 10cm, and light press strip part is: the pressing plate of 100g is placed on sample, pressurization pressure is 0.1kpa;
Weight condition is: the weight that quality is 1250g is placed on pressing plate.Testing procedure are as follows: firstly, gently pressure measures apparently after 1 minute
Thickness h 1 (mm) finally removes plate and weight secondly, weight measures constant thickness h2 (mm) after five minutes, makes sample without negative
Restore 1 minute under lotus, then with after pressing plate pressurization 1 minute, measurement restores thickness h 3 (mm), compression performance correlation data calculation formula
It is as follows
It is shown: compress ional resilience index R (%)=(h3-h2)/(h1-h2) * 100%
3. tensile property
Reference standard GB/T3923.1-1997 " textile fabric tensile property part 1: ultimate strength and elongation at break
Measurement ", in the sample that non-woven cloth indulges (warp), horizontal (latitude) direction takes 5 block size sizes respectively as 200mm × 50mm, use
YG065H type electronic fabric strength tester sets gauge as 200mm, tensile speed 100mm/min, tests and record data, ask
Average value.
4. antistatic property reference standard GB/T12703-1991 textile static electricity testing method, C method (surface density of charge
Method).
2 embodiment 1-8 of table and comparative example 1-4 material tests result
Table 2 gives the test result of the material of the embodiment of the present invention and comparative example, it can be seen that the embodiment of the present invention keeps warm
Performance is good, and soft, more comfortable close to skin, heat insulation effect is good, and tensile property and antistatic property are excellent.This comparative example 1 lacks
Few filler, comparative example 2 lack surfactant, and clo value, the compress ional resilience index of material are decreased obviously, and illustrate filler, table
Face activating agent helps to improve the thermal property and the elasticity of compression of material;Comparative example 3 lacks glass fibre, and preparation method lacks step
The clo value of rapid S4, material are minimum, and breaking strength and elongation are poor, illustrate that glass fibre can be improved the warmth retention property of material
Energy and mechanical strength.4 preparation method of comparative example lacks step S5, i.e., does not carry out at preheating and carbonization to selenite series fiber
Reason, surface density of charge is maximum, and the antistatic of material can be significantly improved by carrying out preheating and carbonization treatment to selenite series fiber
Performance.Antistatic warming composite material thermal property prepared by the present invention, antistatic property, good mechanical property, comprehensive performance are excellent
It is different, illustrate that inventive formulation and technique suitability are good, significant effect.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.