CN102775799A - Modified asphalt made from rinkolite material and preparation method of modified asphalt - Google Patents
Modified asphalt made from rinkolite material and preparation method of modified asphalt Download PDFInfo
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- CN102775799A CN102775799A CN2012102980132A CN201210298013A CN102775799A CN 102775799 A CN102775799 A CN 102775799A CN 2012102980132 A CN2012102980132 A CN 2012102980132A CN 201210298013 A CN201210298013 A CN 201210298013A CN 102775799 A CN102775799 A CN 102775799A
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- rinkolite
- matrix pitch
- material modification
- rinkolite material
- acid
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- 239000000463 material Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000010426 asphalt Substances 0.000 title abstract description 19
- 239000011159 matrix material Substances 0.000 claims abstract description 41
- 239000003995 emulsifying agent Substances 0.000 claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 11
- 238000012986 modification Methods 0.000 claims description 39
- 230000004048 modification Effects 0.000 claims description 39
- 239000000839 emulsion Substances 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 11
- 239000007864 aqueous solution Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 8
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims description 8
- 239000013543 active substance Substances 0.000 claims description 8
- 239000003607 modifier Substances 0.000 claims description 8
- 230000008020 evaporation Effects 0.000 claims description 5
- 238000001704 evaporation Methods 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- 229910001629 magnesium chloride Inorganic materials 0.000 claims description 4
- 230000035515 penetration Effects 0.000 claims description 4
- OWGHQYPQNSZTFQ-UHFFFAOYSA-M triethyl(octadecyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCCCCCCCCCC[N+](CC)(CC)CC OWGHQYPQNSZTFQ-UHFFFAOYSA-M 0.000 claims description 4
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 3
- 239000001110 calcium chloride Substances 0.000 claims description 3
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 3
- HNJXPTMEWIVQQM-UHFFFAOYSA-M triethyl(hexadecyl)azanium;bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](CC)(CC)CC HNJXPTMEWIVQQM-UHFFFAOYSA-M 0.000 claims description 3
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 2
- 229910017604 nitric acid Inorganic materials 0.000 claims description 2
- 239000002994 raw material Substances 0.000 claims description 2
- -1 stablizer Substances 0.000 claims description 2
- 230000032683 aging Effects 0.000 abstract description 9
- 230000003750 conditioning effect Effects 0.000 abstract description 3
- 239000004094 surface-active agent Substances 0.000 abstract description 3
- 239000003381 stabilizer Substances 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000011295 pitch Substances 0.000 description 43
- 238000005336 cracking Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000004945 emulsification Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 230000003245 working effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Road Paving Structures (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses modified asphalt made from a rinkolite material and a preparation method of the modified asphalt. The modified asphalt made from the rinkolite material is prepared from the following components by mass percent: 80%-90% of matrix asphalt, 8%-18% of rinkolite and 2%-12% of emulsifier solution, wherein the emulsifier solution is mainly prepared from a surface active agent, a stabilizer, water and an acid-base conditioning agent, and the mass ratio of the surface active agent to the stabilizer to the water is (8-15):(0.5-5):(260-700). The modified asphalt made from the rinkolite material has the advantages of low cost, simple preparation process, favorable high-low temperature resistance, ageing resistance, and the like.
Description
Technical field
The present invention relates to a kind of modified asphalt material and preparation method thereof, be specifically related to a kind of rinkolite material modification pitch and preparation method thereof.
Background technology
Along with high speed development of national economy, the improving constantly of highway in China grade, bituminous pavement has become in the high grade highway pavement pavement structure in the highest flight.But continuous growth along with the volume of traffic; Vehicle maximizes, and traffic channelling and overload are serious etc., and bituminous pavement is faced a severe test; Thereby corresponding performance requriements has been proposed also for pitch and asphalt; General bituminous material quality is difficult to satisfy the requirement of High Grade Bitumen Pavement structure, although used the petroleum pitch that meets heavy traffic, the structure deteriorate that occurs still exists.The newly-built high-grade highway of China generally all has good road surface use properties at the initial stage of building up; But because the difference of institute's materials used (bituminous material, sandstone material); Along with the increase of vehicular load effect number of times, its function of surface is progressively degenerated, and only just occurs early damage in 3～4 years; Produce high temperature rut, cold cracking, fatigue cracking, loose, hole groove and breakoff phenomenon such as aging; Reduce work-ing life greatly, design life 10～15 years, and reality was often used after 4～5 years just must carry out big or middle repairing.
In order to reduce the early stage damage of bituminous pavement, improve the use properties and the work-ing life of bituminous pavement, large quantities of researchers have carried out deep research to asphalt modification.(patent publication No.: CN 102219442A) disclose with pitch, sandstone material and zeyssatite is feedstock production synthetic diatomite modified asphalt material to Wang Zaihang etc.; The modified asphalt material cost that this method makes is low, technology is simple, but has problems such as high-and low-temperature resistance performance and ageing resistance be relatively poor.
Summary of the invention
There are high-and low-temperature resistance performance and the relatively poor problem of ageing resistance to the material modified modifying asphalt of zeyssatite, organic polymer etc. in the prior art; The purpose of this invention is to provide a kind of rinkolite material modification matrix pitch, to solve the ubiquitous high temperature rut of bituminous pavement, cold cracking, fatigue cracking and problem of aging.
Another object of the present invention provides a kind of preparation method of rinkolite material modification matrix pitch.
The present invention realizes through following technical scheme:
A kind of by the mixed modifying asphalt that gets of matrix pitch, rinkolite and emulsifier solution; In mass percent; Its proportioning raw materials is: the matrix pitch massfraction accounts for 80～90%, the rinkolite massfraction account for 8～18% and the emulsifier solution massfraction account for 2～12%; Wherein emulsifier solution is mainly formulated by tensio-active agent, stablizer, water and acid-base modifier, and tensio-active agent, stablizer and water three's mass ratio is 8～15: 0.5～5: 260～700.
A kind of rinkolite material modification matrix pitch, it is following that it specifically prepares process:
A. with certain amount of surfactant, stablizer and water (its mass ratio is 8～15: 0.5～5: 260～700) add in the beaker, heated soln, when treating that temperature rises to 60～90 ℃, using the pH of acid-base modifier regulator solution is 2～6, processes emulsifier aqueous solution;
B. emulsifier aqueous solution, rinkolite material are added in the stirred pot together.Start mulser, for preventing the excessive motor that burns of electric current, initial speed is controlled at 300r/min, slowly quickens gradually then and stable to 4000r/min.
C. fused hot radical matter pitch (being heated to 120～150 ℃) is slowly injected stirred pot, treat that hot radical matter pitch all injects, the mulser rotating speed is adjusted to 4500r/min, stir 60min and shut down, process rinkolite material modification matrix pitch emulsion;
D. rinkolite material modification matrix pitch emulsion is heated under 120～150 ℃ of constant temperatures; Constantly stir in the heat-processed until emulsion breaking; At 160 ℃ of heated and stirred evaporation 30～60min, promptly make rinkolite material modification matrix pitch at last.
Described matrix pitch is from Kelamayi, Xinjiang AH-70, and its penetration degree scope is 20～200/0.1mm, and softening temperature is 30～100 ℃;
Described rinkolite material staple is CeNa
2Ca
4Ti [Si
4O
15F
3], its length is 50～120nm, diameter is 10～30nm.
Described tensio-active agent is that octadecyl triethyl ammonium chloride or cetyltriethylammonium bromide, stablizer are that magnesium chloride or calcium chloride, acid-base modifier are hydrochloric acid, sulfuric acid, nitric acid, acetic acid or Hydrocerol A.
The present invention compared with prior art, its notable feature is:
1, the rinkolite material has advantages such as environmental protection, steady quality, high temperature resistant, resistance to chemical attack and satisfactory mechanical property, has wide practical use and potentiality in the asphalt modification field;
2, adopt emulsion method to prepare the tensio-active agent that adds in the rinkolite material modification matrix pitch and can make the matrix pitch high dispersing;
3, adopt emulsion method to prepare the stablizer that adds in the rinkolite material modification matrix pitch and have the uniformity coefficient of regulating the pitch droplet, improve advantages such as emulsifying base bituminous package stability;
4, adopt emulsion method to prepare the acid-base modifier that adds in the rinkolite material modification matrix pitch, can strengthen the adhesivity and the uniformity coefficient of matrix pitch droplet and mineral aggregate;
5, the rinkolite modified substrate pitch that makes of the present invention has high-and low-temperature resistance performance and ageing resistance preferably.
Embodiment
Further describe characteristic of the present invention through instance below, but the present invention is not limited to following instance.
Embodiment 1:
11.5g octadecyl triethyl ammonium chloride, 5.0g magnesium chloride and 260mL water are added in the beaker, heated soln, when treating that temperature rises to 75 ℃, using the pH of hydrochloric acid conditioning solution is 4, makes emulsifier aqueous solution.Then the emulsifier aqueous solution that makes is moved in the stirred pot, add 1.1kg rinkolite material simultaneously, start mulser, initial speed is controlled at 300r/min, slowly quickens gradually afterwards and stable to 4000r/min.Treat after the mulser stabilization of speed fused 12.4kg AH-70 hot radical matter pitch (being heated to 135 ℃) slowly to be injected stirred pot; After AH-70 hot radical matter pitch all injects; The mulser rotating speed is adjusted to 4500r/min; Stir 60min and shut down, process rinkolite material modification AH-70 matrix pitch emulsion.Afterwards the rinkolite material modification AH-70 matrix pitch emulsion that makes is heated under 135 ℃ of constant temperatures; Constantly stir in the heat-processed until emulsion breaking, promptly make rinkolite material modification AH-70 matrix pitch at 160 ℃ of heated and stirred evaporation 30min at last.
Embodiment 2:
8g cetyltriethylammonium bromide, 5.0g magnesium chloride and 700mL water are added in the beaker, heated soln, when treating that temperature rises to 60 ℃, using the pH of acetic acid regulator solution is 6, makes emulsifier aqueous solution.Then the emulsifier aqueous solution that makes is moved in the stirred pot, add 475g rinkolite material simultaneously, start mulser, initial speed is controlled at 300r/min, slowly quickens gradually afterwards and stable to 4000r/min.Treat after the mulser stabilization of speed fused 4.7kg AH-70 hot radical matter pitch (being heated to 120 ℃) slowly to be injected stirred pot; After AH-70 hot radical matter pitch all injects; The mulser rotating speed is adjusted to 4500r/min; Stir 60min and shut down, process rinkolite material modification AH-70 matrix pitch emulsion.Afterwards the rinkolite material modification AH-70 matrix pitch emulsion that makes is heated under 120 ℃ of constant temperatures; Constantly stir in the heat-processed until emulsion breaking, promptly make rinkolite material modification AH-70 matrix pitch at 160 ℃ of heated and stirred evaporation 60min at last.
Embodiment 3:
15g octadecyl triethyl ammonium chloride, 0.5g calcium chloride and 480mL water are added in the beaker, heated soln, when treating that temperature rises to 90 ℃, using the pH of hydrochloric acid conditioning solution is 2, makes emulsifier aqueous solution.Then the emulsifier aqueous solution that makes is moved in the stirred pot, add 920g rinkolite material simultaneously, start mulser, initial speed is controlled at 300r/min, slowly quickens gradually afterwards and stable to 4000r/min.Treat after the mulser stabilization of speed fused 5.6kg AH-70 hot radical matter pitch (being heated to 150 ℃) slowly to be injected stirred pot; After AH-70 hot radical matter pitch all injects; The mulser rotating speed is adjusted to 4500r/min; Stir 60min and shut down, process rinkolite material modification AH-70 matrix pitch emulsion.Afterwards the rinkolite material modification AH-70 matrix pitch emulsion that makes is heated under 150 ℃ of constant temperatures; Constantly stir in the heat-processed until emulsion breaking, promptly make rinkolite material modification matrix pitch at 160 ℃ of heated and stirred evaporation 45min at last.
Embodiment 4
The test of rinkolite material modification AH-70 asphalt performance, test result is as shown in table 1:
Penetration degree is tested by GB/T0604-2000;
Softening temperature is tested by GB/T0606-2000;
Ductility is tested by GB/T0605-2000;
Aging method is GB/T0609-1998 " an asphalt film heat test ".
Table 1
Can find out from the rinkolite material modification AH-70 asphalt performance test result shown in the table 1: compare with the AH-70 matrix pitch before the modification; The penetration degree numerical value of AH-70 matrix pitch reduces after with the rinkolite material modification; Softening point temperature increases, and the resistance to elevated temperatures raising of AH-70 matrix pitch after the modification be described; Simultaneously 10 ℃ of ductility numerical value become big, explain that the resistance to low temperature of AH-70 matrix pitch has also improved after the modification.After aging in addition, the residual ductility of modification AH-70 matrix pitch is than obviously rising, and the ageing resistance raising of AH-70 matrix pitch after the modification be described.
Claims (6)
1. rinkolite material modification matrix pitch; It is characterized in that: in mass percent; Its proportioning raw materials is: the matrix pitch massfraction accounts for 80～90%, the rinkolite massfraction account for 8～18% and the emulsifier solution massfraction account for 2～12%; Wherein said emulsifier solution is mainly formulated by tensio-active agent, stablizer, water and acid-base modifier, and tensio-active agent, stablizer and water three mass ratio are 8～15: 0.5～5: 260～700.
2. a kind of rinkolite material modification matrix pitch according to claim 1 is characterized in that, described matrix pitch source is Kelamayi, Xinjiang AH-70, and its penetration degree scope is 20～200/0.1mm, and softening temperature is 30～100 ℃.
3. a kind of rinkolite material modification matrix pitch according to claim 1 is characterized in that described rinkolite material staple is CeNa
2Ca
4Ti [Si
4O
15F
3], its length is 50～320 μ m, diameter is 10～30 μ m.
4. a kind of rinkolite material modification matrix pitch according to claim 1; It is characterized in that said tensio-active agent is that octadecyl triethyl ammonium chloride or cetyltriethylammonium bromide, stablizer are that magnesium chloride or calcium chloride, acid-base modifier are hydrochloric acid, sulfuric acid, nitric acid, acetic acid or Hydrocerol A.
5. a kind of rinkolite material modification matrix pitch according to claim 1 is characterized in that the pH value of described emulsifier solution is 2～6, and regulates through acid-base modifier.
6. the preparation method of a kind of rinkolite material modification matrix pitch according to claim 1 is characterized in that, comprises following step:
A. tensio-active agent, stablizer and the water with the certain mass ratio adds in the beaker, heated soln, and when treating that temperature rises to 60～90 ℃, using the pH of acid-base modifier regulator solution is 2～6, processes emulsifier aqueous solution;
B. emulsifier aqueous solution, rinkolite material are added in the stirred pot together.Start mulser, for preventing the excessive motor that burns of electric current, initial speed is controlled at 300r/min, slowly quickens gradually then and stable to 4000r/min.
C. fused hot radical matter pitch (120～150 ℃) is slowly injected stirred pot, treat that hot radical matter pitch all injects, the mulser rotating speed is adjusted to 4500r/min, stir 60min and shut down, process rinkolite material modification matrix pitch emulsion;
D. rinkolite material modification matrix pitch emulsion is heated under 120～150 ℃ of constant temperatures; Constantly stir in the heat-processed until emulsion breaking; At 160 ℃ of heated and stirred evaporation 30～60min, promptly make rinkolite material modification matrix pitch at last.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210298013.2A CN102775799B (en) | 2012-08-17 | 2012-08-17 | Modified asphalt made from rinkolite material and preparation method of modified asphalt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210298013.2A CN102775799B (en) | 2012-08-17 | 2012-08-17 | Modified asphalt made from rinkolite material and preparation method of modified asphalt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102775799A true CN102775799A (en) | 2012-11-14 |
| CN102775799B CN102775799B (en) | 2014-05-07 |
Family
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|---|---|---|---|
| CN201210298013.2A Expired - Fee Related CN102775799B (en) | 2012-08-17 | 2012-08-17 | Modified asphalt made from rinkolite material and preparation method of modified asphalt |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897472A (en) * | 2014-03-21 | 2014-07-02 | 苏州宇希新材料科技有限公司 | Preparation method of nano powder composite material |
| CN103897663A (en) * | 2014-03-11 | 2014-07-02 | 张宇 | Inorganic phase-change heat storage material |
| CN103897412A (en) * | 2014-03-21 | 2014-07-02 | 苏州宇希新材料科技有限公司 | Nano composite powder material for asphalt modifier and preparation method thereof |
| CN103911008A (en) * | 2014-03-21 | 2014-07-09 | 苏州宇希新材料科技有限公司 | Nanometer composite powder material for asphalt modifier |
| CN104086214A (en) * | 2014-06-26 | 2014-10-08 | 胡敏刚 | Preparation method of foamed ceramic heat-preserving material |
| CN105153719A (en) * | 2015-10-23 | 2015-12-16 | 王新航 | Rare-earth modified asphalt and preparation method thereof |
| CN108358486A (en) * | 2015-10-14 | 2018-08-03 | 泉州台商投资区尚良建筑装饰有限公司 | A kind of natural chevkinite is modified powder and preparation method thereof |
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| WO1988007066A1 (en) * | 1987-03-09 | 1988-09-22 | The Lubrizol Corporation | Asphalt additive compositions |
| CN101456976A (en) * | 2007-12-13 | 2009-06-17 | 当阳市公路管理段 | Asphalt anti-ageing agent and preparation method thereof |
| CN102408730A (en) * | 2011-08-31 | 2012-04-11 | 山东交通学院 | Inorganic nano-material modified asphalt and preparation method thereof |
-
2012
- 2012-08-17 CN CN201210298013.2A patent/CN102775799B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1988007066A1 (en) * | 1987-03-09 | 1988-09-22 | The Lubrizol Corporation | Asphalt additive compositions |
| CN101456976A (en) * | 2007-12-13 | 2009-06-17 | 当阳市公路管理段 | Asphalt anti-ageing agent and preparation method thereof |
| CN102408730A (en) * | 2011-08-31 | 2012-04-11 | 山东交通学院 | Inorganic nano-material modified asphalt and preparation method thereof |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103897663A (en) * | 2014-03-11 | 2014-07-02 | 张宇 | Inorganic phase-change heat storage material |
| CN103897663B (en) * | 2014-03-11 | 2016-06-08 | 张宇 | A kind of inorganic-phase variable heat-storing material |
| CN103897472A (en) * | 2014-03-21 | 2014-07-02 | 苏州宇希新材料科技有限公司 | Preparation method of nano powder composite material |
| CN103897412A (en) * | 2014-03-21 | 2014-07-02 | 苏州宇希新材料科技有限公司 | Nano composite powder material for asphalt modifier and preparation method thereof |
| CN103911008A (en) * | 2014-03-21 | 2014-07-09 | 苏州宇希新材料科技有限公司 | Nanometer composite powder material for asphalt modifier |
| CN103897472B (en) * | 2014-03-21 | 2015-03-25 | 苏州宇希新材料科技有限公司 | Preparation method of nano powder composite material |
| CN103911008B (en) * | 2014-03-21 | 2016-02-03 | 苏州宇希新材料科技有限公司 | A kind of asphalt modifier composite nano-powder material |
| CN103897412B (en) * | 2014-03-21 | 2016-03-09 | 苏州宇希新材料科技有限公司 | A kind of asphalt modifier composite nano-powder material and preparation method thereof |
| CN104086214A (en) * | 2014-06-26 | 2014-10-08 | 胡敏刚 | Preparation method of foamed ceramic heat-preserving material |
| CN108358486A (en) * | 2015-10-14 | 2018-08-03 | 泉州台商投资区尚良建筑装饰有限公司 | A kind of natural chevkinite is modified powder and preparation method thereof |
| CN105153719A (en) * | 2015-10-23 | 2015-12-16 | 王新航 | Rare-earth modified asphalt and preparation method thereof |
| CN105153719B (en) * | 2015-10-23 | 2017-06-16 | 王新航 | A kind of rare earth modified pitch and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102775799B (en) | 2014-05-07 |
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Inventor after: Xiong Yuchao Inventor before: Zhang Yu Inventor before: Wu Xinli Inventor before: Zhang Yang |
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Effective date of registration: 20170512 Address after: 835000, Xinjiang, Yili, Huoerguosi, Asia Europe North Road, No. 23, Asia Europe Xintiandi 1, building 1, room 901 Patentee after: Xinjiang Tianchuang new Mstar Technology Ltd Address before: 215400, No. 6, West Beijing Road, Taicang economic and Technological Development Zone, Jiangsu, 1 Patentee before: Suzhou Yuxi New Material Technology Co., Ltd. |
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Granted publication date: 20140507 Termination date: 20200817 |
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