CN103554818A - Heat-resistant thermoplastic elastomer (TPE) material - Google Patents
Heat-resistant thermoplastic elastomer (TPE) material Download PDFInfo
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- CN103554818A CN103554818A CN201310494930.2A CN201310494930A CN103554818A CN 103554818 A CN103554818 A CN 103554818A CN 201310494930 A CN201310494930 A CN 201310494930A CN 103554818 A CN103554818 A CN 103554818A
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Abstract
The invention relates to a heat-resistant thermoplastic elastomer (TPE) material which comprises the following components in parts by weight: 80-100 parts of hydrogenated styrene-butadiene-styrene block polymer, 80-100 parts of hydrogenated naphthenic oil, 15-20 parts of polypropylene, 15-20 parts of propylene-ethylene block copolymer, 100-120 parts of CaCO3, 0.5-1 part of zinc stearate, and 0.5-1 part of 2-(tert-butyl)-4,6-dimethylphenol. According to the heat-resistant TPE material, the fluidity and heat resistance of the TPE material can be obviously improved by using the propylene-ethylene block copolymer, the heat resistance performance of the TPE material can be further enhanced by using the 2-(tert-butyl)-4,6-dimethylphenol as a thermal stabilizer, the compression deformation, elasticity reset and other properties of the TPE material can be prevented from remarkably reducing due to overhigh temperature, the surface hardness and tensile strength properties of the prepared TPE material are excellent, therefore, the heat-resistant TPE material is applicable to producing mats paved in outdoor places, and the service life can be prolonged.
Description
Technical field
The present invention relates to thermoplastic elastic material technical field, specifically, is a kind of heat-resisting thermoplastic elastic material.
Background technology
Thermoplastic elastomer TPE(Thermo plastic Elastomer) be a kind of snappiness, high strength, high resilience with rubber, there is again the material of feature that can injection molding.There is the advantages such as environment-protecting asepsis safety, tint permanence that durometer level is wide, good, soft-touch, weathering resistance, fatigue resistance and temperature tolerance are better, processing characteristics is superior, need not vulcanize, can recycle and reduce costs, both can secondary injection molding, with the body material coating and bondings such as PP, PE, PC, PS, ABS, also moulding separately.As a kind of rubber novel material of energy-conserving and environment-protective, the development prospect of thermoplastic elastic material is very good.
But the thermotolerance of thermoplastic elastic material is not as rubber, and along with temperature rising, physical property declines by a big margin, thereby the scope of application is restricted.The slipmat of for example being made by thermoplastic elastomer has that elasticity is good, good antiskid effect, toughness is good, tension force is strong, the feature of recyclable and recycling, but for outdoor use occasion, tanning by the sun for a long time of the ground cushion experience daylight in summer that thermoplastic elastic material is made, temperature is for a long time in higher state, the physical property such as its compressive set, elastic recovery can significantly decline, reduce the use sense organ of ground cushion, reduction of service life.Therefore research and develop the thermoplastic elastic material that resistance toheat is good, for the scope of application that expands this material, promote that popularization and energy-conserving and environment-protective are all very necessary.
Summary of the invention
The object of the invention is for deficiency of the prior art, a kind of heat-resisting thermoplastic elastic material is provided.
For achieving the above object, the technical scheme that the present invention takes is:
A heat-resisting thermoplastic elastic material, it is made by each component of following weight part: hydrogenated styrene-butadiene-styrene block copolymers 80-100 part, hydrogenation naphthenic oil 80-100 part, polypropylene 15-20 part, propylene-ethylene block copolymer 15-20 part, CaCO
3100-120 part, Zinic stearas 0.5-1 part, the 2-tertiary butyl-4,6-xylenol 0.5-1 part.
Preferably, described propylene-ethylene block copolymer is 20 parts.
Preferably, the described 2-tertiary butyl-4,6-xylenol is 0.8 part.
Preferably, heat-resisting thermoplastic elastic material of the present invention is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 90 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3110 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.8 part of 6-xylenol.
Preferably, heat-resisting thermoplastic elastic material of the present invention is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
Preferably, heat-resisting thermoplastic elastic material of the present invention is made by each component of following weight part: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
Preferably, heat-resisting thermoplastic elastic material of the present invention is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
The invention has the advantages that:
1, adopt propylene-ethylene block copolymer, can effectively improve mobility and the thermotolerance of thermoplastic elastic material;
2, adopt the 2-tertiary butyl-4,6-xylenol, as thermo-stabilizer, can further improve the resistance toheat of thermoplastic elastic material, guarantees that the physical property such as its compressive set, elastic recovery can significantly not decline because of excess Temperature;
3, the every physical properties excellent of the surface hardness of thermoplastic elastic material of the present invention and tensile strength, is applicable to produce the ground cushion of laying in outdoor occasion, significant prolongation ground cushion work-ing life.
Embodiment
Below embodiment provided by the invention is elaborated.
the thermoplastic elastic material preparation (one) that embodiment 1 the present invention is heat-resisting
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 90 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3110 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.8 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 260rpm.
the thermoplastic elastic material preparation (two) that embodiment 2 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 20 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,0.5 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 280rpm.
the thermoplastic elastic material preparation (three) that embodiment 3 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 270rpm.
the thermoplastic elastic material preparation (four) that embodiment 4 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 260rpm.
the thermoplastic elastic material preparation (five) that embodiment 5 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 20 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.5 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 280rpm.
the thermoplastic elastic material preparation (six) that embodiment 6 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 20 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.5 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 280rpm.
the thermoplastic elastic material preparation (seven) that embodiment 7 the present invention are heat-resisting
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 260rpm.
comparative example 1
1, according to weight part, weigh following raw material: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 21 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,0.5 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 280rpm.
comparative example 2
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 14 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 270rpm.
comparative example 3
1, according to weight part, weigh following raw material: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1.1 parts of 6-xylenols;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 260rpm.
comparative example 4
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 20 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.4 part of 6-xylenol;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 280rpm.
comparative example 5
1, according to weight part, weigh following raw material: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 20 parts of terpolymer EP rubbers, CaCO
3120 parts, 1 part of Zinic stearas, 0.8 part of Tyox B;
2, above-mentioned raw materials is put into stirrer, 100-120rpm mixing 2-3h;
3, mixed raw material is dropped into twin screw extruder is extruded, granulation, wherein the temperature of twin screw extruder is 180-200 ℃, and rotating speed is 260rpm.
embodiment 8 performance tests
The main performance index of thermoplastic elastic material prepared by embodiment 1-7 and comparative example 1-5 is tested, and testing standard is with reference to GB/T1040-2006, and result is as shown in table 1.In table, data show, the present invention adopts propylene-ethylene block copolymer, can effectively improve mobility and the thermotolerance of thermoplastic elastic material, and the 2-tertiary butyl-4, 6-xylenol is as thermo-stabilizer, can further improve the resistance toheat of thermoplastic elastic material, guarantee its compressive set, the physical property such as elastic recovery can significantly not decline because of excess Temperature, and each feed composition proportioning of thermoplastic elastic material of the present invention is appropriate, the every physical properties excellent of material of preparation, the thermoplastic elastic material that is significantly better than comparative example 1-5, therefore the ground cushion that is applicable to produce outdoor environment laying is to extend its work-ing life.
The main performance index of thermoplastic elastic material prepared by table 1 embodiment 1-7 and comparative example 1-5
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the inventive method; can also make some improvement and supplement, these improvement and supplement and also should be considered as protection scope of the present invention.
Claims (7)
1. a heat-resisting thermoplastic elastic material, it is characterized in that, it is made by each component of following weight part: hydrogenated styrene-butadiene-styrene block copolymers 80-100 part, hydrogenation naphthenic oil 80-100 part, polypropylene 15-20 part, propylene-ethylene block copolymer 15-20 part, CaCO
3100-120 part, Zinic stearas 0.5-1 part, the 2-tertiary butyl-4,6-xylenol 0.5-1 part.
2. thermoplastic elastic material according to claim 1, is characterized in that, described propylene-ethylene block copolymer is 20 parts.
3. thermoplastic elastic material according to claim 1, is characterized in that, the described 2-tertiary butyl-4, and 6-xylenol is 0.8 part.
4. thermoplastic elastic material according to claim 1, it is characterized in that, it is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 90 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3110 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,0.8 part of 6-xylenol.
5. thermoplastic elastic material according to claim 1, it is characterized in that, it is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 100 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 1 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
6. thermoplastic elastic material according to claim 1, it is characterized in that, it is made by each component of following weight part: 80 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 15 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3100 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
7. thermoplastic elastic material according to claim 1, it is characterized in that, it is made by each component of following weight part: 100 parts of hydrogenated styrene-butadiene-styrene block copolymers, 80 parts of hydrogenation naphthenic oils, 20 parts of polypropylene, 15 parts of propylene-ethylene block copolymers, CaCO
3120 parts, 0.5 part of Zinic stearas, the 2-tertiary butyl-4,1 part of 6-xylenol.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114410050A (en) * | 2021-12-28 | 2022-04-29 | 安徽雄亚塑胶科技有限公司 | Smooth elastomer material, preparation method and application |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183898A (en) * | 2013-04-17 | 2013-07-03 | 金海兰 | Thermoplastic elastomer material for artificial lawn and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183898A (en) * | 2013-04-17 | 2013-07-03 | 金海兰 | Thermoplastic elastomer material for artificial lawn and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114410050A (en) * | 2021-12-28 | 2022-04-29 | 安徽雄亚塑胶科技有限公司 | Smooth elastomer material, preparation method and application |
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Application publication date: 20140205 |