CN107177154A - A kind of high-elastic, oil resistant TPE material - Google Patents
A kind of high-elastic, oil resistant TPE material Download PDFInfo
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- CN107177154A CN107177154A CN201710387572.3A CN201710387572A CN107177154A CN 107177154 A CN107177154 A CN 107177154A CN 201710387572 A CN201710387572 A CN 201710387572A CN 107177154 A CN107177154 A CN 107177154A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L53/00—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
- C08L53/02—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes
- C08L53/025—Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers of vinyl-aromatic monomers and conjugated dienes modified
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2207/04—Thermoplastic elastomer
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Abstract
The invention belongs to thermoplastic elastomer (TPE) technical field, more particularly to a kind of high-elastic, oil resistant TPE material, by weight percentage, including following components：SEBS：20% 60%, filling oil：10% 35%, high-elastic resistance to fluid composition：15% 25%, polypropylene：8% 17%, lubricant：0.5% 3%, antioxidant：0.1% 0.5%, anti-UV agent：0.3% 1%；The high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and the mass ratio of starch, ethylene octane copolymer and silicon rubber is (1 5)：(1‑3)：1.Relative to prior art, the present invention is using SEBS as base material, by adding high-elastic resistance to fluid composition, material is set to possess excellent oil resistance, and feel and mechanical property are not influenceed, good rebound degree is provided simultaneously with, filling oil, polypropylene, lubricant, antioxidant and anti-UV agent is added, make product easy processing and use, and with longer service life.
Description
Technical field
The invention belongs to thermoplastic elastomer (TPE) technical field, more particularly to a kind of high-elastic, oil resistant TPE material.
Background technology
TPE ((Thermoplastic Elastomer)), i.e. thermoplastic elastomer (TPE), be a kind of high resiliency with rubber,
High intensity, high resilience, again have can injection molding feature material, with it is environment-protecting and non-poisonous, hardness range is wide the characteristics of, and
With excellent coloring, soft-touch, weatherability, fatigue resistance and temperature tolerance are superior, but its oil resistivity is poor.
The existing preferable material of oil resistivity is oil resistant rubber.But existing oil resistant rubber is mostly nitrile rubber, chlorine
Buna and fluorubber, their shortcoming is exactly bad mechanical property, compression set is big, rebound degree is low, product feel is coarse,
High/low-temperature impact poor performance etc.；More also it is, using SEBS as base material, to add nitrile rubber, neoprene and fluorubber to improve
Oil resistivity, but themselves and SEBS compatibility extreme difference are, it is necessary to which to add bulking agent compatible to improve, and can largely effect on
The soft touch of SEBS in itself, fine and smooth key element, and the mechanical property of product, resilience are deteriorated significantly.
Present almost all of product is all to quality requirements more and more higher, and above-mentioned rubber is also increasingly difficult to meet product
Requirement, meanwhile, the manufacturer of some products increasingly payes attention to for the experience of client, feel be directly be given to client for
The first impression of product, and these are all that above-mentioned rubber is not available at present.
In view of this, the present invention is intended to provide a kind of high-elastic, oil resistant TPE material, it is high by adding using SEBS as base material
Resistance to fluid composition is played, material is possessed excellent oil resistance, and does not influence feel and mechanical property, good return is provided simultaneously with
Bullet rate, adds filling oil, polypropylene, lubricant, antioxidant and anti-UV agent, makes product easy processing and use, and with longer
Service life.
The content of the invention
It is an object of the invention to：In view of the shortcomings of the prior art, a kind of high-elastic, oil resistant TPE material is provided, its with
SEBS is base material, by adding high-elastic resistance to fluid composition, material is possessed excellent oil resistance, and do not influence feel and mechanics
Performance, is provided simultaneously with good rebound degree, adds filling oil, polypropylene, lubricant, antioxidant and anti-UV agent, makes product easy
Process and use, and with longer service life.
In order to achieve the above object, the present invention is adopted the following technical scheme that：
A kind of high-elastic, oil resistant TPE material, by weight percentage, including following components：
SEBS：20%-60%,
Filling oil：10%-35%,
High-elastic resistance to fluid composition：15%-25%,
Polypropylene：8%-17%,
Lubricant：0.5%-3%,
Antioxidant：0.1%-0.5%,
Anti- UV agent：0.3%-1%；
The high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO bullet
Property body and silicon rubber mass ratio be (1-5)：(1-3)：1.
Improved as high-elastic, oil resistant TPE material the one kind of the present invention, by weight percentage, including following components：
SEBS：28%-52%,
Filling oil：15%-32%,
High-elastic resistance to fluid composition：18%-22%,
Polypropylene：10%-15%,
Lubricant：1%-2%,
Antioxidant：0.2%-0.4%,
Anti- UV agent：0.5%-0.8%.
Improved as high-elastic, oil resistant TPE material the one kind of the present invention, by weight percentage, including following components：Form sediment
The mass ratio of powder, ethylene octane copolymer and silicon rubber is 2.5：1.5：1.
As a kind of high-elastic, oil resistant TPE material the improvement of the present invention, the filling is oily for paraffin oil, retinal, pine Jiao
At least one of oil, white oil, aromatic naphtha and naphthenic oil.
As the present invention it is high-elastic, oil resistant TPE material it is a kind of improve, the lubricant be erucyl amide, oleamide and
At least one of silicone master batch.
As the present invention it is high-elastic, oil resistant TPE material it is a kind of improve, the antioxidant be four (β-(3,5- di-t-butyls-
4- hydroxy phenyls) propionic acid) pentaerythritol ester (1010), three (2,4- di-tert-butyl-phenyl) phosphite esters (168), thio-2 acid
At least one of double octadecyls (DSTDP).
As a kind of high-elastic, oil resistant TPE material the improvement of the present invention, the anti-UV agent is UV326, UV531 and 3,5- bis-
At least one of positive hexadecyl ester of tertiary butyl-4-hydroxy benzoic acid.
As the present invention it is high-elastic, oil resistant TPE material it is a kind of improve, the ethylene octane copolymer be by ethene, propylene,
The elastomer of butylene and octene the in-situ polymerization formation under the catalytic action of metallocene, wherein, the content of ethylene unit unit is
20%-50%, the content of propylene construction unit is 5%-40%, and the content of butylene construction unit is 10%-40%, octene structure
The content of unit is 10%-30%, and its weight average molecular weight is 100kg/mol-300kg/mol.
As a kind of high-elastic, oil resistant TPE material the improvement of the present invention, the starch is tapioca, farina, jade
At least one of rice starch, wheaten starch, peameal and starch from sweet potato；The silicon rubber is methyl vinyl silicone rubber, first
At least one of base ethenylphenyl silicon rubber and methyl ethylene trifluoro propyl silicon rubber.
As a kind of high-elastic, oil resistant TPE material the improvement of the present invention, its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
5min-10min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, high-speed mixer and mixing 1min-10min is put into by SEBS with filling oil, is subsequently added other raw material mixing
1min-10min, discharging, obtains compound；
4th step, extruding pelletization in screw extruder is put into by compound, the rotating speed of screw machine for 180 revs/min -250 turns/
Point, temperature is 180 DEG C -210 DEG C, prepares high-elastic, oil resistant TPE particles.
Relative to prior art, the present invention, by adding high-elastic resistance to fluid composition, possesses material excellent using SEBS as base material
Different oil resistance, and do not influence feel and mechanical property, is provided simultaneously with good rebound degree, add filling oil, polypropylene,
Lubricant, antioxidant and anti-UV agent, make product easy processing and use, and with longer service life.Specifically, it is of the invention
In high-elastic resistance to oil systems include starch, olefin type elastomer and silicon rubber, and starch, ethylene octane copolymer and silicon rubber
Mass ratio be (1-5)：(1-3)：1.The storage that starch is stored in cell during being plant growth with form of starch grains is more
Sugar.Its content in the organs such as seed, stem tuber and root tuber is especially enriched.Amylum body is the merocrystalline of water-insoluble, in polarised light
It is in birefringence down.The shape (having avette, spherical, irregular shape) and size (1~175 μm of diameter) of amylum body are because of plant origin
It is different and different.Extensively, cheap, inherently hydrocarbon, contains Long carbon chain, and SEBS compatibilities to starch source
Good, it has the hydroxyl (- OH) of many, makes starch in acidity, assigns its polarity, resistance to gasoline, diesel fuel characteristicses are excellent, be also used as
Carbon forming agent, makes product possess certain fire resistance, and does not influence product mechanical property.Olefin type elastomer is by ethene and fourth
Alkene, propylene and octene are under metallocene catalyst, using high-elastic, the soft elastomer of a class of the method synthesis of in-situ polymerization,
Due to using metallocene and in-situ polymerization technology, so it also possesses certain oil resistance, toughness of material, elasticity are being improved
Meanwhile, the oil resistance of further reinforcement material.Silicon rubber possesses that excellent resilience, compression set is low, heatproof in itself
Function admirable, but it and SEBS can only partially compatible, addition should not be excessive, otherwise can produce layering, influence material property.This
Invention material is due to high-elastic, oil resistant excellent specific property, and heat-resisting quantity is good, mechanical property is protruded, so in oil sealing, close
It will be widely used in the products such as seal, sealing strip, automobile compressed pipe and charging pile sheath.
Embodiment
Illustrate technical scheme, but protection scope of the present invention not limited to this with specific embodiment below.
Embodiment 1
A kind of high-elastic, oil resistant TPE material is present embodiments provided, by weight percentage, including following components：
SEBS：47.2%,
Filling oil：20%,
High-elastic resistance to fluid composition：20%,
Polypropylene：10%,
Lubricant：2%,
Antioxidant：0.3%,
Anti- UV agent：0.5%；
Wherein, high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO
The mass ratio of elastomer and silicon rubber is 5：3：2.
Wherein, fill oil be paraffin oil, lubricant is erucyl amide, the antioxidant be four (β-(3,5- di-t-butyls-
4- hydroxy phenyls) propionic acid) pentaerythritol ester (1010), anti-UV agent is UV326, and ethylene octane copolymer is by ethene, propylene, fourth
The elastomer of alkene and octene the in-situ polymerization formation under the catalytic action of metallocene, wherein, the content of ethylene unit unit is
30%, the content of propylene construction unit is 20%, and the content of butylene construction unit is 20%, and the content of octene construction unit is
30%, its weight average molecular weight is 200kg/mol.Starch is tapioca, and silicon rubber is methyl vinyl silicone rubber.
Its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
6min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, is put into high-speed mixer and mixing 3min with filling oil by SEBS, is subsequently added other raw material mixing 3min, goes out
Material, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 220 revs/min, and temperature is by compound
200 DEG C, prepare high-elastic, oil resistant TPE particles.
Embodiment 2
A kind of high-elastic, oil resistant TPE material is present embodiments provided, by weight percentage, including following components：
SEBS：46%,
Filling oil：22%,
High-elastic resistance to fluid composition：18%,
Polypropylene：11.5%,
Lubricant：1.5%,
Antioxidant：0.2%,
Anti- UV agent：0.8%；
Wherein, high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO
The mass ratio of elastomer and silicon rubber is 2：2：1.
Wherein, it is retinal to fill oil, and lubricant is oleamide, and antioxidant is three (2,4- di-tert-butyl-phenyl) phosphorous
Acid esters (168), anti-UV agent be UV531, ethylene octane copolymer be by ethene, propylene, butylene and octene metallocene catalysis
The elastomer of the lower in-situ polymerization formation of effect, wherein, the content of ethylene unit unit is 40%, and the content of propylene construction unit is
10%, the content of butylene construction unit is 25%, and the content of octene construction unit is 25%, and its weight average molecular weight is 150kg/
mol.Starch is farina, and silicon rubber is methyl vinyl phenyl silicon rubber.
Its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
8min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, is put into high-speed mixer and mixing 5min with filling oil by SEBS, is subsequently added other raw material mixing 5min, goes out
Material, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 230 revs/min, and temperature is by compound
190 DEG C, prepare high-elastic, oil resistant TPE particles.
Embodiment 3
A kind of high-elastic, oil resistant TPE material is present embodiments provided, by weight percentage, including following components：
SEBS：37%,
Filling oil：28%,
High-elastic resistance to fluid composition：16%,
Polypropylene：15.5%,
Lubricant：2.5%,
Antioxidant：0.4%,
Anti- UV agent：0.6%；
Wherein, high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO
The mass ratio of elastomer and silicon rubber is 4：2.5：1.
Wherein, it is pine tar to fill oil, and lubricant is silicone master batch, and antioxidant is the double octadecyls of thio-2 acid
(DSTDP), anti-UV agent is the positive hexadecyl ester of 3,5- di-tert-butyl-4-hydroxybenzoic acids, and ethylene octane copolymer is by ethene, third
The elastomer of alkene, butylene and octene the in-situ polymerization formation under the catalytic action of metallocene, wherein, the content of ethylene unit unit
For 25%, the content of propylene construction unit is 25%, and the content of butylene construction unit is 32%, and the content of octene construction unit is
18%, its weight average molecular weight is 180kg/mol.Starch is cornstarch, and silicon rubber is methyl ethylene trifluoro propyl silicon rubber.
Its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
7min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, is put into high-speed mixer and mixing 3min with filling oil by SEBS, is subsequently added other raw material mixing 8min, goes out
Material, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 220 revs/min, and temperature is by compound
195 DEG C, prepare high-elastic, oil resistant TPE particles.
Embodiment 4
A kind of high-elastic, oil resistant TPE material is present embodiments provided, by weight percentage, including following components：
SEBS：51%,
Filling oil：12%,
High-elastic resistance to fluid composition：23%,
Polypropylene：11.2%,
Lubricant：1.8%,
Antioxidant：0.3%,
Anti- UV agent：0.7%；
Wherein, high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO
The mass ratio of elastomer and silicon rubber is 3.5：1.5：1.
Wherein, it is white oil to fill oil, and lubricant is silicone master batch, and antioxidant is the double octadecyls of thio-2 acid
(DSTDP), anti-UV agent is UV326, and ethylene octane copolymer is that the catalysis by ethene, propylene, butylene and octene in metallocene is made
The elastomer formed with lower in-situ polymerization, wherein, the content of ethylene unit unit is 35%, and the content of propylene construction unit is
20%, the content of butylene construction unit is 32%, and the content of octene construction unit is 13%, and its weight average molecular weight is 220kg/
mol.Starch is wheaten starch；Silicon rubber is methyl vinyl silicone rubber.
Its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
9min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, is put into high-speed mixer and mixing 4min with filling oil by SEBS, is subsequently added other raw material mixing 6min, goes out
Material, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 240 revs/min, and temperature is by compound
205 DEG C, prepare high-elastic, oil resistant TPE particles.
Embodiment 5
A kind of high-elastic, oil resistant TPE material is present embodiments provided, by weight percentage, including following components：
SEBS：50.2%,
Filling oil：13%,
High-elastic resistance to fluid composition：19%,
Polypropylene：15%,
Lubricant：2.25%,
Antioxidant：0.15%,
Anti- UV agent：0.4%；
Wherein, high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, TPO
The mass ratio of elastomer and silicon rubber is 3.8：1.2：1.
Wherein, it is aromatic naphtha and the mixture of naphthenic oil to fill oil, and the mass ratio of the two is 1:1.Lubricant is oleic acid acyl
The mixture of amine and silicone master batch, the mass ratio of the two is 2:1.Antioxidant is four (β-(3,5- di-tert-butyl-hydroxy phenyls)
Propionic acid) pentaerythritol ester (1010) and three (2,4- di-tert-butyl-phenyl) phosphite esters (168) mixture, the mass ratio of the two
For 1:3.Anti- UV agent is UV326 and UV531 mixture, and the mass ratio of the two is 1：4.
Ethylene octane copolymer be by ethene, propylene, butylene and octene under the catalytic action of metallocene in-situ polymerization shape
Into elastomer, wherein, the content of ethylene unit unit is 27%, and the content of propylene construction unit is 33%, butylene structure list
The content of member is 25%, and the content of octene construction unit is 15%, and its weight average molecular weight is 125kg/mol.Starch is peameal
With the mixture of starch from sweet potato, the mass ratio of the two is 1:1；Silicon rubber is methyl vinyl phenyl silicon rubber and methyl ethylene
The mixture of trifluoro propyl silicon rubber, the mass ratio of the two is 3:1.
Its preparation method comprises the following steps：
The first step, high-speed mixer and mixing is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
10min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant by weight ratio
With anti-UV agent；
3rd step, is put into high-speed mixer and mixing 10min with filling oil by SEBS, is subsequently added other raw material mixing 5min,
Discharging, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 230 revs/min, and temperature is by compound
215 DEG C, prepare high-elastic, oil resistant TPE particles.
Comparative example 1
This comparative example provides a kind of TPE material, by weight percentage, including following components：
SEBS：57.2%,
Filling oil：30%,
Polypropylene：10%,
Lubricant：2%,
Antioxidant：0.3%,
Anti- UV agent：0.5%.
Wherein, fill oil be paraffin oil, lubricant is erucyl amide, the antioxidant be four (β-(3,5- di-t-butyls-
4- hydroxy phenyls) propionic acid) pentaerythritol ester (1010), anti-UV agent is UV326.
Its preparation method comprises the following steps：
The first step, weighs SEBS, filling oil, polypropylene, lubricant, antioxidant and anti-UV agent by weight ratio；
3rd step, is put into high-speed mixer and mixing 3min with filling oil by SEBS, is subsequently added other raw material mixing 3min, goes out
Material, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 220 revs/min, and temperature is by compound
200 DEG C, prepare TPE particles.
Embodiment 1 to 5 and comparative example 1 are prepared into high-elastic, oil resistant TPE particles and are processed into automobile compressed pipe respectively,
And number consecutively is S1-S5 and D1, then tests the tensile property of each automobile compressed pipe：Tensile strength and elongation at break root
Be measured according to JISK6251, while test its tearing strength (testing standard is ASTM D624), and test its oil resistance and
Oil resistant mechanical performance (testing standard is ISO6722), in addition, also having carried out air -oven thermal ageing test, acquired results to it
It is shown in Table 1：
Table 1：Numbering is S1-S5 and the performance test results of D1 automobile compressed pipe.
As can be seen from Table 1：The automobile compressed pipe made using the present invention has high elastic and good oil resistivity
Energy, oil resistant mechanical performance and resistance to elevated temperatures.
The announcement and teaching of book according to the above description, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and changed.Therefore, the invention is not limited in embodiment disclosed and described above, to the present invention's
Some modifications and changes should also be as falling into the scope of the claims of the present invention.Although in addition, being used in this specification
Some specific terms, but these terms are merely for convenience of description, do not constitute any limitation to the present invention.
Claims (10)
1. a kind of high-elastic, oil resistant TPE material, it is characterised in that by weight percentage, including following components：
SEBS：20%-60%,
Filling oil：10%-35%,
High-elastic resistance to fluid composition：15%-25%,
Polypropylene：8%-17%,
Lubricant：0.5%-3%,
Antioxidant：0.1%-0.5%,
Anti- UV agent：0.3%-1%；
The high-elastic resistance to fluid composition includes starch, ethylene octane copolymer and silicon rubber, and starch, ethylene octane copolymer
Mass ratio with silicon rubber is (1-5)：(1-3)：1.
2. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that by weight percentage, including it is following
Component：
SEBS：28%-52%,
Filling oil：15%-32%,
High-elastic resistance to fluid composition：18%-22%,
Polypropylene：10%-15%,
Lubricant：1%-2%,
Antioxidant：0.2%-0.4%,
Anti- UV agent：0.5%-0.8%.
3. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that by weight percentage, including it is following
Component：The mass ratio of starch, ethylene octane copolymer and silicon rubber is 2.5：1.5：1.
4. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the filling oil is paraffin oil, rosin
At least one of oil, pine tar, white oil, aromatic naphtha and naphthenic oil.
5. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the lubricant is erucyl amide, oil
At least one of sour acid amides and silicone master batch.
6. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the antioxidant is four (β-(3,5- bis-
Tert-butyl-hydroxy phenyl) propionic acid) pentaerythritol ester (1010), three (2,4- di-tert-butyl-phenyl) phosphite esters (168), sulphur
For at least one of double octadecyls (DSTDP) of dipropionic acid.
7. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the anti-UV agent is UV326, UV531
At least one of with the positive hexadecyl ester of 3,5- di-tert-butyl-4-hydroxybenzoic acids.
8. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the ethylene octane copolymer is by second
The elastomer of alkene, propylene, butylene and octene the in-situ polymerization formation under the catalytic action of metallocene, wherein, ethylene unit unit
Content be 20%-50%, the content of propylene construction unit is 5%-40%, and the content of butylene construction unit is 10%-40%,
The content of octene construction unit is 10%-30%, and its weight average molecular weight is 100kg/mol-300kg/mol.
9. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that the starch is tapioca, Ma Ling
At least one of sweet potato starch, cornstarch, wheaten starch, peameal and starch from sweet potato；The silicon rubber is methyl ethylene
At least one of silicon rubber, methyl vinyl phenyl silicon rubber and methyl ethylene trifluoro propyl silicon rubber.
10. high-elastic, oil resistant TPE material according to claim 1, it is characterised in that its preparation method comprises the following steps：
The first step, high-speed mixer and mixing 5min- is added by the starch weighed by weight ratio, ethylene octane copolymer and silicon rubber
10min, obtains high-elastic resistance to fluid composition；
Second step, weighs SEBS, fills oily, high-elastic resistance to fluid composition, polypropylene, lubricant, antioxidant and resist by weight ratio
UV agent；
3rd step, is put into high-speed mixer and mixing 1min-10min with filling oil by SEBS, is subsequently added other raw material mixing 1min-
10min, discharging, obtains compound；
4th step, is put into extruding pelletization in screw extruder, the rotating speed of screw machine is 180 revs/min -250 revs/min by compound,
Temperature is 180 DEG C -210 DEG C, prepares high-elastic, oil resistant TPE particles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387572.3A CN107177154B (en) | 2017-05-27 | 2017-05-27 | A kind of high-elastic, oil resistant TPE material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710387572.3A CN107177154B (en) | 2017-05-27 | 2017-05-27 | A kind of high-elastic, oil resistant TPE material |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108276726A (en) * | 2017-12-20 | 2018-07-13 | 合肥市易远新材料有限公司 | A kind of ultracapacitor sealing rubber |
| CN108587038A (en) * | 2018-05-11 | 2018-09-28 | 东莞市鑫塑源塑胶科技有限公司 | It is a kind of to be used to make thermoplastic elastomer (s) of extruding pipe and preparation method thereof |
| CN109486217A (en) * | 2018-12-27 | 2019-03-19 | 南通普力马弹性体技术有限公司 | A kind of preparation method of thermoplastic elastic material for automobile interiors |
| CN109535408A (en) * | 2018-11-21 | 2019-03-29 | 广东中瀚新材料有限公司 | A kind of thermoplastic polyester elastomeric material of fluorine silicon and its preparation method and application |
| CN110041652A (en) * | 2019-04-23 | 2019-07-23 | 上海晨光文具股份有限公司 | Thermoplastic elastomer (TPE)-wood plastic composite and preparation method thereof |
| CN110172240A (en) * | 2019-05-30 | 2019-08-27 | 中广核高新核材集团（东莞）祈富新材料有限公司 | Damping encapsulated ABS thermoplastic elastomer (TPE) and its manufacturing method |
| CN110172226A (en) * | 2019-05-30 | 2019-08-27 | 中广核高新核材集团（东莞）祈富新材料有限公司 | Chemical resistance light shine marble texture thermoplastic elastomer (TPE) and its manufacturing method |
| CN110951258A (en) * | 2019-12-27 | 2020-04-03 | 福建安达福新材料科技有限公司 | non-Newtonian fluid material for shoe material and preparation method thereof |
| CN112094473A (en) * | 2020-08-26 | 2020-12-18 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-toughness inflatable TPE material and preparation method thereof |
| CN112126186A (en) * | 2020-08-26 | 2020-12-25 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-flame-retardant high-toughness TPE material and preparation method thereof |
| CN112143159A (en) * | 2020-08-26 | 2020-12-29 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-flame-retardance copper-harm-resistant TPE material and preparation method thereof |
| CN114736481A (en) * | 2022-02-15 | 2022-07-12 | 杭州巨星科技股份有限公司 | Gasoline-resistant TPE material |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108276726A (en) * | 2017-12-20 | 2018-07-13 | 合肥市易远新材料有限公司 | A kind of ultracapacitor sealing rubber |
| CN108587038A (en) * | 2018-05-11 | 2018-09-28 | 东莞市鑫塑源塑胶科技有限公司 | It is a kind of to be used to make thermoplastic elastomer (s) of extruding pipe and preparation method thereof |
| CN109535408A (en) * | 2018-11-21 | 2019-03-29 | 广东中瀚新材料有限公司 | A kind of thermoplastic polyester elastomeric material of fluorine silicon and its preparation method and application |
| CN109486217A (en) * | 2018-12-27 | 2019-03-19 | 南通普力马弹性体技术有限公司 | A kind of preparation method of thermoplastic elastic material for automobile interiors |
| CN110041652A (en) * | 2019-04-23 | 2019-07-23 | 上海晨光文具股份有限公司 | Thermoplastic elastomer (TPE)-wood plastic composite and preparation method thereof |
| CN110172240A (en) * | 2019-05-30 | 2019-08-27 | 中广核高新核材集团（东莞）祈富新材料有限公司 | Damping encapsulated ABS thermoplastic elastomer (TPE) and its manufacturing method |
| CN110172226A (en) * | 2019-05-30 | 2019-08-27 | 中广核高新核材集团（东莞）祈富新材料有限公司 | Chemical resistance light shine marble texture thermoplastic elastomer (TPE) and its manufacturing method |
| CN110951258A (en) * | 2019-12-27 | 2020-04-03 | 福建安达福新材料科技有限公司 | non-Newtonian fluid material for shoe material and preparation method thereof |
| CN112094473A (en) * | 2020-08-26 | 2020-12-18 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-toughness inflatable TPE material and preparation method thereof |
| CN112126186A (en) * | 2020-08-26 | 2020-12-25 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-flame-retardant high-toughness TPE material and preparation method thereof |
| CN112143159A (en) * | 2020-08-26 | 2020-12-29 | 中广核高新核材集团（东莞）祈富新材料有限公司 | High-flame-retardance copper-harm-resistant TPE material and preparation method thereof |
| CN114736481A (en) * | 2022-02-15 | 2022-07-12 | 杭州巨星科技股份有限公司 | Gasoline-resistant TPE material |
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