CN105469873A - Torsional cable for robot arm - Google Patents
Torsional cable for robot arm Download PDFInfo
- Publication number
- CN105469873A CN105469873A CN201511028677.7A CN201511028677A CN105469873A CN 105469873 A CN105469873 A CN 105469873A CN 201511028677 A CN201511028677 A CN 201511028677A CN 105469873 A CN105469873 A CN 105469873A
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- parts
- cable
- robot arm
- stranded
- conductor
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
- H01B7/041—Flexible cables, conductors, or cords, e.g. trailing cables attached to mobile objects, e.g. portable tools, elevators, mining equipment, hoisting cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
- H01B9/024—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients composed of braided metal wire
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- Insulated Conductors (AREA)
Abstract
The invention discloses a torsional cable for a robot arm. The torsional cable comprises a cable core stranded by three stranded wire pairs; a metal shielding layer is arranged between an outer sheath layer and cotton paper; the gaps among the cotton paper and the three stranded wire pairs are filled with multiple pieces of cotton yarns; an aramid cord is positioned in the gaps in the centers of the three stranded wire pairs, wherein the outer sheath layer comprises the following components in parts by weight: ethylene-tetrafluoroethylene copolymer, metallocene polyethylene, polypropylene, ethylene-octylene copolymer, maleic anhydride grafted ethylene-vinyl acetate copolymer, aluminium hydroxide, ammonium polyphosphate, organic montmorillonite, nanometer zirconium carbide, polytetrafluoroethylene micropowder, silane coupling agent, silicone powder, PE wax, dilauryl thiodipropionate DLTP, di-thioethers and pentaerythritol triacrylate. The torsional cable is flexible and tensile without generating frictional static; the torsional cable is a shielding data cable that can still keep the structural stability after the cable is frequently moved; and the rate of change of the electrical performance of the cable is less than 5% after the cable is bent for one hundred thousand times.
Description
Technical field
The present invention relates to a kind of cable, particularly relate to a kind of torsion cable for robot arm.
Background technology
Industrial robot is most typical electromechanical integration digitizing equipment, technical value added is very high, be of wide application, as the support technology of advanced manufacturing industry and the new industry of informationized society, by to produce future and social development plays a part more and more important.External scholarly forecast, Robot industry is a kind of large-scale high-tech industry newly occurred after automobile, computer.According to the statistics of the robot combined meeting of UNECE (UNECE) and the world, world robot market promise well, from the second half in 20th century, world's Robot industry remains the good momentum of steady-state growth always.Enter the nineties in 20th century, robot product trend pickup, annual growth is on average about 10%.2004 annual growths reach record-breaking 20%.Wherein, robot increasing degree in Asia is the most outstanding, up to 43%.
The industrial robot of China is started to walk from the eighties " the Seventh Five-Year Plan " tackling of key scientific and technical problems, under the support of country, by " the Seventh Five-Year Plan ", " eight or five " tackling of key scientific and technical problems, substantially, the design and manufacturing technology of robot manipulator, control system design on hardware and software technology, kinematics and trajectory planning techniques have been grasped at present, produce partial robotic's key components, develop spray paint, arc-welding, spot welding, assembling, the robot such as carrying; Wherein have 130 multiple stage cover paint-spray robots to obtain sizable application on nearly 30 automatic Spray-Paintings (station) of 20 Yu Jia enterprises, arc welding robot has been applied on the welding line of automobile factory.But as a whole, the Industrial Robot Technology of China and the level of engineer applied thereof and external than distance certain in addition, as: reliability is lower than external product; Robot application engineering is started late, and application is narrow, line production system technology with external than there being gap; In application scale, the mounted domestic industrial robot of China about 200, accounts for the whole world and has installed 4/10000ths of number of units.Above reason does not mainly form Robot industry, it is all the requirement of answering user that the robot of current China produces, " client; once redesign ", description is many, batch is little, universal component degree is low, delivery cycle long, cost is not low yet, and quality, reliability instability.Therefore industrialization in the urgent need to address key technology in earlier stage, carries out comprehensive planning to product, does seriation, generalization, Modulated Design well, actively push forward industrialization process.
At present, domestic industry torsion cable for robot arm, mechanized equipment cable are poor in ultra-flexible, high strength, there is performance blank, and high end cable is a large amount of import still.In prior art, its structure is generally by stranded for the electric conductor of one group of extruded insulation body rear formation cable core, extrude oversheath again, this kind of structure cannot for frequent torsion and bending use occasion provide the guarantee run steady in a long-term continuously, more be not suitable for and need quick accelerated motion and needing comparatively fast to move in parallel speed and long apart from mobile occasion because apply above require cable to have higher flexibility, the performance that circumnutates and tensile strength.
Along with industrial robot development, not only require its cable to meet corresponding flexibility, the performance that circumnutates and tensile strength properties, and its cable secure, environmental protection, energy-conservation, high temperature resistant, wear-resisting, halogen-free flameproof, and require to lightweight future development, become Main Trends of The Development.
Summary of the invention
The invention provides a kind of torsion cable for robot arm, the soft stretch-proof of this torsion cable for robot arm, produce without frictional static, still can ensure constitutionally stable shield type data cable after frequent movement, bending through 100,000 times of product, electric property rate of change is less than 5%.
For achieving the above object, the technical solution used in the present invention is: a kind of torsion cable for robot arm, comprise by the cable core of three twisted wire strands, described twisted wire forms by the first compound strand conductor, the second compound strand conductor strand, this first compound strand conductor, the second compound strand conductor outside surfaces are all coated with insulating barrier, and the first compound strand conductor, the second compound strand conductor form by 3 copper conductors are stranded;
One cotton paper wrapped in three twisted wires to outer surface, an external sheath layer is coated on described cotton paper outer surface, is provided with metal screen layer between described external sheath layer and cotton paper, described cotton paper and three twisted wires between gap in be filled with some cotton yarns; One aramid fiber aramid line is positioned at three twisted wires to the gap of center;
Described external sheath layer (5) is made up of the component of following weight portion:
Ethylene-tetrafluoroethylene copolymer 30 ~ 40 parts,
Metallocene PE 20 ~ 30 parts,
Polypropylene 10 ~ 15 parts,
POE 20 ~ 40 parts,
Maleic anhydride grafted ethene-acetate ethylene copolymer 5 ~ 20 parts,
50 ~ 80 parts, aluminium hydroxide,
APP 10 ~ 20 parts,
Organo montmorillonite 2 ~ 4 parts,
Nano-zirconium carbide 5 ~ 8 parts,
Ptfe micropowder 2 ~ 4 parts,
Silane coupler KH5601 ~ 1.5 part,
Silicone powder 4 ~ 6 parts,
1 ~ 1.6 part, PE wax,
Two lauryl DLTP0.8 ~ 1.5 part of thio-2 acid,
Two (3,5-, tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 4 parts,
Pentaerythrite three reveals olefin(e) acid ester 1.5 ~ 4 parts;
The domain size distribution that described nano-zirconium carbide is is 30 ~ 100nm;
The melt index (MI) of described metallocene PE is 0.08 ~ 2g/10min, and the melt index (MI) of POE is 1 ~ 5g/10min.
In technique scheme, further improvement opportunity scheme is as follows:
1., in such scheme, the percent grafting of described maleic anhydride grafted ethene-acetate ethylene copolymer is 0.6% ~ 1.2%.
2., in such scheme, described silicone powder is the mixture of silicone oil and silicon dioxide composition.
3., in such scheme, described metal screen layer is compiled by some tinned copper wire pines and is formed.
4., in such scheme, described copper conductor forms by some copper wires are stranded.
5., in such scheme, described insulating barrier is ETFE insulating barrier.
Because technique scheme is used, the present invention compared with prior art has following advantages:
1. torsion cable for robot arm of the present invention, it adopts particular cable to combine and in conjunction with the protective cover material of special formulation, make applicable high-frequency bending and torsion, there is the characteristic that high flexibility, strong pulling force, resist bending and torsion use, it can be widely used in continue to bend and moves freely and have the drag chain of pulling force or manipulator to connect and assemble in occasion, distortion of the cable, conductor break phenomenon is there is not in its resist bending and twisting property more than 6,000 ten thousand times, guarantee that whole cable has excellent mechanical and physical performance, and can also effectively prevent external low frequency electromagnetic interference; Secondly, its cotton paper and three twisted wires between gap in be filled with some cotton yarns, form buffering, avoid in the reciprocating motion of cable, when ensureing bending, wire has enough shift positions and does not produce stretching and cause broken string.
2. torsion cable for robot arm of the present invention, it adds nano-zirconium carbide 5 ~ 8 parts in the specific base resin be made up of ethylene-tetrafluoroethylene copolymer 30 ~ 40 parts, metallocene PE 20 ~ 30 parts and polypropylene 10 ~ 15 parts and ptfe micropowder 2 ~ 4 parts is filler, limit the slippage of removable dislocation or climb, thus the antiwear property that material is stronger is made, make the pull-off force of product improve 50% simultaneously, counter-bending number of times promotes 300 ~ 500%, 10000 bending attenuation change values and is less than 3%.
3. torsion cable for robot arm of the present invention, adopt the ethylene-tetrafluoroethylene copolymer 30 ~ 40 parts of specific components and content, organo montmorillonite 2 ~ 4 parts, metallocene PE 20 ~ 30 parts and polypropylene 10 ~ 15 parts, be conducive to improving the dispersivenesses of filler in base resin system such as aluminium hydroxide, APP, organo montmorillonite, nano-zirconium carbide, good closed layer of charcoal can be formed, effectively can absorb again the hydrogen phosphide that APP generates, suppress the generation of hydrogen phosphide simultaneously, improve fire resistance, also make material have excellent mechanical performance; Simultaneously, its nano-zirconium carbide is under the high temperature of combustion process, also compact oxidation layer can be formed further on surface, further enhance the crust of material, the effect of cooperative flame retardant is constituted with inorganic fire-retarded system, cause material to have good fire resistance, not only can pass through the single vertical burning test of IEC standard, also by C class bunched burning test.
Accompanying drawing explanation
Accompanying drawing 1 is torsion cable for robot arm structural representation of the present invention;
Accompanying drawing 2 is compound strand conductor structure schematic diagram in torsion cable for robot arm of the present invention.
In above accompanying drawing: 1, twisted wire pair; 2, the first compound strand conductor; 3, the second compound strand conductor; 4, insulating barrier; 5, copper conductor; 51, copper wire; 6, cotton paper; 7, external sheath layer; 8, metal screen layer; 81, tinned copper wire; 9, cotton yarn; 10, aramid fiber aramid line.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
Embodiment 1 ~ 4: a kind of torsion cable for robot arm, comprise by three twisted wires 1 stranded cable core, by the first compound strand conductor 2, second compound strand, conductor 3 is stranded forms to 1 for described twisted wire, this first compound strand conductor 2, second compound strand conductor 3 outer surface is all coated with insulating barrier 4, and the first compound strand conductor 2, second compound strand conductor 3 forms by 3 copper conductors 5 are stranded;
One cotton paper 6 wrapped in three twisted wires to 1 outer surface, an external sheath layer 7 is coated on described cotton paper 6 outer surface, is provided with metal screen layer 8 between described external sheath layer 7 and cotton paper 6, and described cotton paper 6 and three twisted wires are filled with some cotton yarns 9 in the gap between 1; One aramid fiber aramid line 10 is positioned at three twisted wires to the gap of 1 center.
Above-mentioned metal screen layer 8 is compiled by some tinned copper wires 81 pine and is formed.
Embodiment 2: a kind of torsion cable for robot arm, comprise by three twisted wires 1 stranded cable core, by the first compound strand conductor 2, second compound strand, conductor 3 is stranded forms to 1 for described twisted wire, this first compound strand conductor 2, second compound strand conductor 3 outer surface is all coated with insulating barrier 4, and the first compound strand conductor 2, second compound strand conductor 3 forms by 3 copper conductors 5 are stranded;
One cotton paper 6 wrapped in three twisted wires to 1 outer surface, an external sheath layer 7 is coated on described cotton paper 6 outer surface, is provided with metal screen layer 8 between described external sheath layer 7 and cotton paper 6, and described cotton paper 6 and three twisted wires are filled with some cotton yarns 9 in the gap between 1; One aramid fiber aramid line 10 is positioned at three twisted wires to the gap of 1 center;
Described external sheath layer 5 is made up of the component of following weight portion, as shown in table 1:
Table 1
The domain size distribution that described nano-zirconium carbide is is 30 ~ 100nm;
The melt index (MI) of described metallocene PE is 0.08 ~ 2g/10min, and the melt index (MI) of POE is 1 ~ 5g/10min;
The percent grafting of described maleic anhydride grafted ethene-acetate ethylene copolymer is 0.6% ~ 1.2%.
Above-mentioned metal screen layer 8 is compiled by some tinned copper wires 81 pine and is formed.
Above-mentioned copper conductor 5 forms by some copper wires 51 are stranded; Above-mentioned insulating barrier 4 is ETFE insulating barrier.
For a preparation method for restrictive coating in above-mentioned torsion cable for robot arm, comprise the following steps:
The first step: by ethylene-tetrafluoroethylene copolymer 30 ~ 40 parts, metallocene PE 20 ~ 30 parts, polypropylene 10 ~ 15 parts, POE 20 ~ 40 parts, maleic anhydride grafted ethene-acetate ethylene copolymer 5 ~ 20 parts by formulation weight metering; mixed for 30 seconds, through dual-screw pelletizer mixing plasticizing granulation in high-speed mixer high speed.Processing temperature is: 120 ~ 130 DEG C, transportation section, melt zone 140 ~ 155 DEG C, mixing section 160 ~ 170 DEG C, exhaust section 155 ~ 165 DEG C, homogenizing zone 155 ~ 165 DEG C, head 160 ~ 170 DEG C;
Second step: above-mentioned material add by 50 ~ 80 parts, the aluminium hydroxide of formulation weight metering, APP 10 ~ 20 parts, organo montmorillonite 2 ~ 4 parts, nano-zirconium carbide 5 ~ 8 parts, ptfe micropowder 2 ~ 4 parts, silane coupler KH560 be 1 ~ 1.5 part, silicone powder 4 ~ 6 parts, 1 ~ 1.6 part, PE wax, two lauryl DLTP0.8 ~ 1.5 of thio-2 acid part, two (3,5-tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 4 parts and pentaerythrite three reveal olefin(e) acid ester 1.5 ~ 4 parts, in high-speed mixer, mixed for 30 seconds, then in the machine of two rank, mediate plasticizing granulation.Two rank machine comprises twin-screw and singe screw, and wherein the processing temperature of twin-screw is: 100 ~ 115 DEG C, transportation section, melt zone 120 ~ 135 DEG C, mixing section 140 ~ 150 DEG C, exhaust section 145 ~ 155 DEG C, homogenizing zone 145 ~ 155 DEG C, head 150 ~ 160 DEG C; Singe screw processing temperature is: the first 120 ~ 135 DEG C, district, the second 120 ~ 135 DEG C, district, the 3rd 120 ~ 135 DEG C, district, head 130 ~ 145 DEG C, the air-cooled rear packaging of pelletizing;
3rd step: second step resulting materials is squeezed on line machine production line at electric wire, in 150 ~ 160 DEG C, a district, two 160 ~ 180 DEG C, districts, three 175 ~ 195 DEG C, districts, four 175 ~ 195 DEG C, districts, extrude at the temperature that head is 170 ~ 190 DEG C, are coated on conductor thread core, carry out irradiation processing again, irradiation after heat extends 15% ~ 30%.
When adopting above-mentioned torsion cable for robot arm, its applicable high-frequency bending and torsion, there is the characteristic that high flexibility, strong pulling force, resist bending and torsion use, it can be widely used in continue to bend and moves freely and have the drag chain of pulling force or manipulator to connect and assemble in occasion, distortion of the cable, conductor break phenomenon is there is not in its resist bending and twisting property more than 6,000 ten thousand times, guarantee that whole cable has excellent mechanical and physical performance, and can also effectively prevent external low frequency electromagnetic interference; Secondly, its cotton paper) and three twisted wires between gap in be filled with some cotton yarns, form buffering, avoid in the reciprocating motion of cable, when ensureing bending, wire has enough shift positions and does not produce stretching and cause broken string.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (6)
1. a torsion cable for robot arm, it is characterized in that: comprise by three twisted wires cable core stranded to (1), described twisted wire twists conductor (2) to (1) by the first compound, the second compound strand conductor (3) is stranded forms, this first compound strand conductor (2), the second compound strand conductor (3) outer surface are all coated with insulating barrier (4), and the first compound strand conductor (2), the second compound strand conductor (3) form by 3 copper conductors (5) are stranded;
One cotton paper (6) wrapped in three twisted wires to (1) outer surface, one external sheath layer (7) is coated on described cotton paper (6) outer surface, be provided with metal screen layer (8) between described external sheath layer (7) and cotton paper (6), described cotton paper (6) and three twisted wires are to being filled with some cotton yarns (9) in the gap between (1); One aramid fiber aramid line (10) is positioned at three twisted wires to the gap of (1) center;
Described external sheath layer (5) is made up of the component of following weight portion:
Ethylene-tetrafluoroethylene copolymer 30 ~ 40 parts,
Metallocene PE 20 ~ 30 parts,
Polypropylene 10 ~ 15 parts,
POE 20 ~ 40 parts,
Maleic anhydride grafted ethene-acetate ethylene copolymer 5 ~ 20 parts,
50 ~ 80 parts, aluminium hydroxide,
APP 10 ~ 20 parts,
Organo montmorillonite 2 ~ 4 parts,
Nano-zirconium carbide 5 ~ 8 parts,
Ptfe micropowder 2 ~ 4 parts,
Silane coupler KH5601 ~ 1.5 part,
Silicone powder 4 ~ 6 parts,
1 ~ 1.6 part, PE wax,
Two lauryl DLTP0.8 ~ 1.5 part of thio-2 acid,
Two (3,5-, tri-grades of butyl-4-hydroxy phenyls) thioether 2 ~ 4 parts,
Pentaerythrite three reveals olefin(e) acid ester 1.5 ~ 4 parts;
The domain size distribution that described nano-zirconium carbide is is 30 ~ 100nm;
The melt index (MI) of described metallocene PE is 0.08 ~ 2g/10min, and the melt index (MI) of POE is 1 ~ 5g/10min.
2. thin-wall locomotive cable according to claim 1 125 DEG C of cross-linking radiation high abrasion halogen-free flame retardant insulation materials, is characterized in that: the percent grafting of described maleic anhydride grafted ethene-acetate ethylene copolymer is 0.6% ~ 1.2%.
3. thin-wall locomotive cable according to claim 1 125 DEG C of cross-linking radiation high abrasion halogen-free flame retardant insulation materials, is characterized in that: described silicone powder is the mixture of silicone oil and silicon dioxide composition.
4. torsion cable for robot arm according to claim 1, is characterized in that: described metal screen layer (8) is compiled by some tinned copper wires (81) pine and formed.
5. torsion cable for robot arm according to claim 1, is characterized in that: described copper conductor (5) forms by some copper wires (51) are stranded.
6. torsion cable for robot arm according to claim 1, is characterized in that: described insulating barrier (4) is ETFE insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028677.7A CN105469873A (en) | 2015-12-31 | 2015-12-31 | Torsional cable for robot arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511028677.7A CN105469873A (en) | 2015-12-31 | 2015-12-31 | Torsional cable for robot arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105469873A true CN105469873A (en) | 2016-04-06 |
Family
ID=55607487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511028677.7A Pending CN105469873A (en) | 2015-12-31 | 2015-12-31 | Torsional cable for robot arm |
Country Status (1)
| Country | Link |
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| CN (1) | CN105469873A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009091A (en) * | 2016-08-09 | 2016-10-12 | 东莞市晶谷新材料技术有限公司 | High wear resistance natural rubber polymer material and preparation method thereof |
| CN113292855A (en) * | 2021-05-07 | 2021-08-24 | 青岛科技大学 | Thermoplastic special engineering plastic PPS/PI alloy material and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1445793A (en) * | 2002-03-18 | 2003-10-01 | 上海至正企业发展有限公司 | Flame retardant polyolefin cable material with low smoke halogen and its preparing method |
| RU91464U1 (en) * | 2009-10-06 | 2010-02-10 | Общество С Ограниченной Ответственностью "Спецсвязьмонтажкомплект" | MOUNTING CABLE, PREVIOUSLY EXPLOSIVE AND FIRE-SAFE, INCLUDING FOR EXTREMELY SAFE CHAINS |
| CN102522152A (en) * | 2011-10-28 | 2012-06-27 | 四川鑫电电缆有限公司 | Cable used by offshore platform |
| CN104036874A (en) * | 2014-05-22 | 2014-09-10 | 江苏亨通线缆科技有限公司 | Shielded flexible cable for robot |
-
2015
- 2015-12-31 CN CN201511028677.7A patent/CN105469873A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1445793A (en) * | 2002-03-18 | 2003-10-01 | 上海至正企业发展有限公司 | Flame retardant polyolefin cable material with low smoke halogen and its preparing method |
| RU91464U1 (en) * | 2009-10-06 | 2010-02-10 | Общество С Ограниченной Ответственностью "Спецсвязьмонтажкомплект" | MOUNTING CABLE, PREVIOUSLY EXPLOSIVE AND FIRE-SAFE, INCLUDING FOR EXTREMELY SAFE CHAINS |
| CN102522152A (en) * | 2011-10-28 | 2012-06-27 | 四川鑫电电缆有限公司 | Cable used by offshore platform |
| CN104036874A (en) * | 2014-05-22 | 2014-09-10 | 江苏亨通线缆科技有限公司 | Shielded flexible cable for robot |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106009091A (en) * | 2016-08-09 | 2016-10-12 | 东莞市晶谷新材料技术有限公司 | High wear resistance natural rubber polymer material and preparation method thereof |
| CN106009091B (en) * | 2016-08-09 | 2017-12-29 | 东莞市晶谷新材料技术有限公司 | A kind of high-wearing feature natural rubber high polymer material and preparation method thereof |
| CN113292855A (en) * | 2021-05-07 | 2021-08-24 | 青岛科技大学 | Thermoplastic special engineering plastic PPS/PI alloy material and preparation method thereof |
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Application publication date: 20160406 |