CN102908927A - Nanometer material high speed dispersing homogenizer - Google Patents
Nanometer material high speed dispersing homogenizer Download PDFInfo
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- CN102908927A CN102908927A CN2012103707602A CN201210370760A CN102908927A CN 102908927 A CN102908927 A CN 102908927A CN 2012103707602 A CN2012103707602 A CN 2012103707602A CN 201210370760 A CN201210370760 A CN 201210370760A CN 102908927 A CN102908927 A CN 102908927A
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- 239000000463 material Substances 0.000 title claims abstract description 74
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims description 42
- 102000011842 Serrate-Jagged Proteins Human genes 0.000 claims description 14
- 108010036039 Serrate-Jagged Proteins Proteins 0.000 claims description 14
- 239000002086 nanomaterial Substances 0.000 claims description 14
- 239000012530 fluid Substances 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 208000002925 dental caries Diseases 0.000 claims description 3
- 239000000843 powder Substances 0.000 abstract description 9
- 239000002245 particle Substances 0.000 abstract description 3
- 238000005411 Van der Waals force Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 6
- 239000011858 nanopowder Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
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- 239000000498 cooling water Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
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- 238000003756 stirring Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
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- 239000002537 cosmetic Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 241001014327 Anodontia Species 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
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- 238000005054 agglomeration Methods 0.000 description 1
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- 206010002583 anodontia Diseases 0.000 description 1
- 230000005212 anodontia Effects 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
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- 239000000049 pigment Substances 0.000 description 1
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Abstract
The invention relates to a high speed disperser, in particular to a nanometer material high speed dispersing homogenizer, and mainly solves the technical problems that Axel van der Waals force of united nanometer powder particles can not be separated by the conventional disperser, only micron-scale powder material dispersing is realized, while nanometer-scale powder material dispersing cannot be realized. The nanometer material high speed dispersing homogenizer comprises a material tank, wherein an upper cover plate is arranged on the material tank; a liquid inlet and a liquid outlet are formed in the upper cover plate and the material tank respectively; a rotor shaft penetrates through the material tank; the rotor shaft is connected with a drive device; a rotor is fixed on the rotor shaft; a stator is arranged outside the rotor; the stator is fixed on a stator fixing rack; the rotor is a cup-shaped wheel; a plurality of cavities are formed in the rotor; even-number groups of straight tooth-shaped grooves are formed on an excircle of the rotor; each group comprises more than 2 straight tooth-shaped grooves; the stator is a hollow cylindrical body, and more than 2 inclined tooth-shaped grooves are formed on the wall of the stator.
Description
Technical field
The present invention relates to a kind of high speed dispersor, especially relate to a kind of nano material high speed dispersion homogenizer.
Background technology
Dispersion machine is widely used in the industries such as coating, dyestuff, pigment, printing ink, cementing agent, coating, cosmetics, food, battery material, is a kind of with pressed powder and the dispersion of liquid wet method, stirring, homogeneous process equipment.
Because nanometer technology is constantly risen, and above-mentioned industry has been brought huge variation.Nano-powder is used for the curative effect that pharmaceuticals industry has promoted medicine.Be used for cosmetics and protected women's skin, make their young beauty.Be used for large adhesive force, glossiness and the aesthetics that improves paint of paint store sparetime university.Be used for battery industry, improved chemical property of lithium ion battery material etc.When but nano-powder mixed with liquid, nano-powder easily produced agglomeration because of your effect of power of Van der Waals.If only nano level powder can't be spread out by traditional high equipment and technology of dispersion, hinder the traditional industry nanometer.
Chinese patent discloses the dispersion impeller (publication number CN202161949.1) that this high speed dispersor of a kind of double plate (publication number CN102350251A) and another Chinese patent disclose a kind of dispersion machine.The monodentate dispersion impeller has all been adopted in their invention, drives High Rotation Speed by variable-frequency motor.The linear velocity of dispersion impeller reaches 25m/s, and its fineness of dispersion reaches the 5-10 micron.But above-mentioned two kinds of patents have weak point.Owing to can't produce strong shearing force in its dispersed structure, can't be with your power of the intermolecular Van der Waals of the nano-powder of reuniting separately, the dispersion machine of this type of single dispersion impeller can only realize that micron-sized powder body material disperses and can not realize the dispersion of nanometer grade powder material.
Summary of the invention
The present invention provides a kind of nano material high speed dispersion homogenizer, its mainly be solve the existing dispersion machine of prior art can't be with your power of the intermolecular Van der Waals of the nano-powder of reuniting separately, can only realize that micron-sized powder body material disperses and can not realize the technical problem of the dispersion etc. of nanometer grade powder material.
Above-mentioned technical problem of the present invention is mainly solved by following technical proposals:
Nano material high speed dispersion homogenizer of the present invention, comprise the material cylinder, the material cylinder is provided with upper cover plate, be respectively equipped with inlet, liquid outlet on upper cover plate, the material cylinder, by armature spindle is arranged, the armature spindle connecting drive device is fixed with rotor on the armature spindle in the described material cylinder, rotor is provided with stator outward, and stator is fixed on the stator fixed mount; Rotor is a plain cup wheel, is provided with a plurality of cavitys in the rotor, and the cylindrical of rotor has the straight-tooth serrate slot of even number set, and every group of straight-tooth serrate slot is more than 2; Stator is hollow cylinder, and Qi Bishang is evenly distributed with the helical teeth serrate slot more than 2.Dispersing head of the present invention is comprised of stator and rotor, and stator is a hollow cylinder, and one end head section offers and becomes 15 ° of angles with axis, and Uniform Dispersion the helical teeth serrate slot of wide 4 ~ 5mm, high 20 ~ 25mm.The other end is fixed itself and upper cover plate with structure.The shape of rotor is a plain cup wheel, cup end perforate, and cup-shaped cylindrical head end can not coexist according to the physical property of nano material and offers the rotor of 2 groups, 4 groups, 6 groups the straight-tooth serrate slot that is arranged symmetrically with on its cylinder.6 of every group of teeth groove, groove width 5mm, high 20 ~ 25mm.When this rotor high-speed rotation, can produce powerful centrifugal force.With material from the gap of radially getting rid of narrow precision between stator and rotor.Material is subject to the active forces such as friction, fluid power bump between centrifugal extruding, liquid layer, with the material dispersion of reuniting.Disperse the interior material of homogenizer constantly from radially penetrating at a high speed.Meanwhile produce negative pressure at region trochanterica, the rotor axial upper and lower all produces suction force, and material is inhaled into and forms up and down two strands of strong turbulent flows that stir, and material is through repeatedly finishing dispersion process after the circulation.Rotor in the dispersing head (being dispersion impeller) can form at 2-5mm place, dispersion impeller edge turbulent area when High Rotation Speed is worked.Material and particle are subject to strong shearing and impact, and can producing in narrow gap rubs between liquid layer causes heating, and slurry temperature is raise.For preventing the character of the too high change material of slurry temperature, then need to control the flow by the rotor teeth groove.Because the teeth groove quantity on the cup-shaped rotor has multiplely, select according to the physical property of different materials and the viscosity of slurry.The many tooth slot structures that should select two groups of symmetries of the particle that if material matter is hard, slurry viscosity is high, reunite.Can select six groups of symmetrical tooth slot structures if material matter is soft, viscosity is low.
As preferably, described internal rotor is provided with fluid flow distributor, and fluid flow distributor is disc, and Qi Bishang has the helicla flute that spirality distributes.When disperseing homogenizer work, the slurry on cup-shaped rotor (dispersion impeller) top is subject to the gravity of top slurry and the effect of suction force, and the slurry of rotor bottom only is subject to the suction force effect, so the slurry on rotor top is stressed greater than the bottom, impel the top slurry to flow into the slurry flow of rotor internal cavity greater than the bottom.In order to regulate the flow that enters rotor internal cavity, enter the flow of dispersion with control at fluid flow distributor of dispersing head middle part design.
As preferably, described armature spindle lower end is connected with band cap nut by sleeve pipe, and band cap nut is fixed with scrapes end scraper, scrapes the inner bottom part that end scraper is positioned at the material cylinder.For the slurry sediment after preventing from disperseing in the bottom of material cylinder, design a kind of bottom structure of scraping and be loaded on rotor, stator below, its structure is to make a call to an axis hole perpendicular to the nut axis on a band cap nut.The first, in this hole, fill a little axle, axle two faces stretch out equal and weld.The second, on this little axle, respectively fill one apply mechanically that polytetrafluoroethylplastic plastic does scrape end scraper, each is scraped end scraper and can swing at little axle, after the assembly of scraping end scraper is made, with being screwed on the screw thread of dispersion impeller shaft end with the cap nut on this device.This device is during work, and sagging and slurry makes this scrape end scraper and is close to cylinder bottom section and the slurry of precipitation is swept goes dispersion again scraping the pressure of end scraper by deadweight to scrape end scraper.
As preferably, described material cylinder outer cover has water jacket.For the temperature that guarantees slurry is no more than 60 ℃, also to add a cooling jacket in material cylinder outside, the cooling water that passes into 5～15 ℃ guarantees that the temperature of slurry in the material cylinder is less than 60 ℃.This class device is applicable to the dispersion of general nano material, and for nano level material and the high slurry of viscosity, cooling device will change the outer cooling system cooling of machine into.
As preferably, described drive unit includes with armature spindle and is connected with belt pulley, and belt pulley is located on the upper bed-plate, and belt pulley connects motor.Belt transmission is so that entire machine when operation noise is less.Drive unit also can be other device that armature spindle is rotated.
As preferably, described upper bed-plate is connected with hydraulic pressure lifting device.By hydraulic pressure lifting device, can promote the devices such as upper cover plate and armature spindle, decentralized institution and material cylinder are broken away from, so both the material cylinder can have been released and disperse homogenizer to clean or change, comparatively convenient.
As preferably, described water jacket is provided with pull bar, and the bottom of material cylinder is connected with roller.The material cylinder can be promoted by pull bar, roller, be convenient to its displacement.
Therefore, the present invention can produce powerful centrifugal force when rotating by rotor high-speed, with material from the gap of radially getting rid of narrow precision between stator and rotor, material is subject to the active forces such as friction, fluid power bump between centrifugal extruding, liquid layer, can be with the material dispersion of reuniting, material is through repeatedly finishing dispersion process after the circulation, and is simple and reasonable for structure.
Description of drawings
Accompanying drawing 1 is a kind of structural representation of the present invention;
Accompanying drawing 2 is a kind of structural representations of rotor of the present invention;
Accompanying drawing 3 is plan structure schematic diagrames of Fig. 2 of the present invention;
Accompanying drawing 4 is a kind of structural representations of stator of the present invention;
Accompanying drawing 5 is plan structure schematic diagrames of Fig. 4;
Accompanying drawing 6 is a kind of structural representations of fluid flow distributor;
Accompanying drawing 7 is plan structure schematic diagrames of Fig. 6.
Parts, position and numbering among the figure: material cylinder 1, upper cover plate 2, inlet 3, inlet 4, armature spindle 5, rotor 6, stator 7, stator fixed mount 8, cavity 9, straight-tooth serrate slot 10, helical teeth serrate slot 11, fluid flow distributor 12, helicla flute 13, sleeve pipe 14, band cap nut 15, scrape end scraper 16, water jacket 17, belt pulley 18, upper bed-plate 19, motor 20, hydraulic pressure lifting device 21, pull bar 22, roller 23.
The specific embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment: the nano material high speed dispersion homogenizer that this is routine, such as Fig. 1, a material cylinder 1 is arranged, material cylinder outer cover has water jacket 17.Water jacket is provided with pull bar 22, and the bottom of material cylinder is connected with roller 23.The material cylinder is provided with upper cover plate 2, be respectively equipped with inlet 3, liquid outlet 4 on upper cover plate, the material cylinder, the material cylinder is interior by armature spindle 5 is arranged, the armature spindle connecting drive device, drive unit includes with armature spindle and is connected with belt pulley 18, belt pulley is located on the upper bed-plate 19, and belt pulley connects motor 20.Upper bed-plate is connected with hydraulic pressure lifting device 21.Be fixed with rotor 6 on the armature spindle, rotor is provided with stator 7 outward, and stator, the gap that rotor is narrow are 1mm, and stator is fixed on the stator fixed mount 8; Such as Fig. 2, Fig. 3, rotor is a plain cup wheel, and rotor diameter is Φ 90mm, is provided with a plurality of cavitys 9 in the rotor, and the cylindrical of rotor has 2 groups of straight-tooth serrate slots 10, and epitrochanterian teeth groove only has tooth in first quartile, third quadrant, second, fourth quadrant is anodontia.6 straight-tooth serrate slots are arranged, facewidth 5mm tooth depth 20mm in every quadrant; Stator is hollow cylinder, the external diameter Φ 105mm of stator, and Qi Bishang is evenly distributed with helical teeth serrate slot 11, and the helical teeth serrate slot is 26 teeth, space width 4.5mm, the high 20mm of groove.Internal rotor is provided with fluid flow distributor 12, and fluid flow distributor is disc, and Qi Bishang has the helicla flute 13 that spirality distributes.The armature spindle lower end is connected with band cap nut 15 by sleeve pipe 14, and band cap nut is fixed with scrapes end scraper 16, scrapes the inner bottom part that end scraper is positioned at material cylinder 1.
During use, by belt pulley 18, power transmission to the rotor 6 on the dispersing head, is made the rotor high-speed rotation by variable-frequency motor 20, material is subject to the active forces such as friction, fluid power bump between centrifugal extruding, liquid layer, with the material dispersion of reuniting.Disperse the interior material of homogenizer constantly from radially penetrating at a high speed.Meanwhile produce negative pressure at region trochanterica, the rotor axial upper and lower all produces suction force, and material is inhaled into and forms up and down two strands of strong turbulent flows that stir, and material is through repeatedly finishing dispersion process after the circulation.When rotating, scrapes armature spindle 5 promotion that end scraper 16 is subjected to slurry, to scrape end scraper 16 and be close to the bottom of material cylinder, the slurry that is sunken to the reunion of bottom can be swept and can flow into again like this proceeding in the cylinder and disperse, the dispersed homogeneous degree of entire slurry is improved greatly.
After material (slurry) is dispersed, with disperseing the hydraulic pressure lifting device 21 on the homogenizer that the parts such as rotor, stator are elevated to material cylinder top.Scattered material can be put into next operation.Painting process such as battery industry.Material cylinder for subsequent use is shifted onto on the dispersion machine, and dispersing head is descended, and the material dispersion work of an other cylinder is built and can be carried out to cylinder cap.
Because material can heating make slurry temperature surpass 60 ℃ in dispersion process, so need to pass into 5-15 ℃ cooling water.Cooling water passes in the outer water jacket 17 of material cylinder, and the material that disperses in the cylinder is cooled off.
The material that disperses different output, it disperses the parameter of homogenizer to recommend as follows:
| Treating capacity (L) | Stator dimensions (mm) | Power of motor (kw) | Rated rotational frequency rpm (50HZ) | Rotor linear speed (m/s) |
| 50-100 | 105 | 3 | 2900 | 3-12 |
| 100-150 | 135 | 5.5 | 2900 | 3-13 |
| 150-200 | 180 | 7.5 | 1450 | 4-12 |
| 200-250 | 220 | 11 | 1450 | 4-13 |
The above only is specific embodiments of the invention, but architectural feature of the present invention is not limited to this, and any those skilled in the art is in the field of the invention, and the variation of doing or modification all are encompassed among the claim of the present invention.
Claims (7)
1. nano material high speed dispersion homogenizer, comprise material cylinder (1), the material cylinder is provided with upper cover plate (2), be respectively equipped with inlet (3), liquid outlet (4) on upper cover plate, the material cylinder, it is characterized in that described material cylinder (1) is interior by armature spindle (5) is arranged, the armature spindle connecting drive device is fixed with rotor (6) on the armature spindle, rotor is provided with stator (7) outward, and stator is fixed on the stator fixed mount (8); Rotor is a plain cup wheel, is provided with a plurality of cavitys (9) in the rotor, and the cylindrical of rotor has the straight-tooth serrate slot (10) of even number set, and every group of straight-tooth serrate slot is more than 2; Stator is hollow cylinder, and Qi Bishang is evenly distributed with the helical teeth serrate slot (11) more than 2.
2. nano material high speed dispersion homogenizer according to claim 1 is characterized in that described rotor (6) inside is provided with fluid flow distributor (12), and fluid flow distributor is disc, and Qi Bishang has the helicla flute (13) that spirality distributes.
3. nano material high speed dispersion homogenizer according to claim 1 and 2, it is characterized in that described armature spindle (5) lower end is connected with band cap nut (15) by sleeve pipe (14), band cap nut is fixed with scrapes end scraper (16), scrapes the inner bottom part that end scraper is positioned at material cylinder (1).
4. nano material high speed dispersion homogenizer according to claim 1 and 2 is characterized in that described material cylinder (1) outer cover has water jacket (17).
5. nano material high speed dispersion homogenizer according to claim 1 and 2, it is characterized in that described drive unit includes with armature spindle (5) is connected with belt pulley (18), belt pulley is located on the upper bed-plate (19), and belt pulley connects motor (20).
6. nano material high speed dispersion homogenizer according to claim 5 is characterized in that described upper bed-plate (19) is connected with hydraulic pressure lifting device (21).
7. nano material high speed dispersion homogenizer according to claim 4 is characterized in that described water jacket (17) is provided with pull bar (22), and the bottom of material cylinder (1) is connected with roller (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370760.2A CN102908927B (en) | 2012-09-29 | 2012-09-29 | Nanometer material high speed dispersing homogenizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210370760.2A CN102908927B (en) | 2012-09-29 | 2012-09-29 | Nanometer material high speed dispersing homogenizer |
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| Publication Number | Publication Date |
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| CN102908927A true CN102908927A (en) | 2013-02-06 |
| CN102908927B CN102908927B (en) | 2014-09-17 |
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| CN201210370760.2A Expired - Fee Related CN102908927B (en) | 2012-09-29 | 2012-09-29 | Nanometer material high speed dispersing homogenizer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080416A (en) * | 2015-08-13 | 2015-11-25 | 苏州中亚油墨有限公司 | Self-cleaning dispersing shaft of high-speed dispersing machine |
| CN109223572A (en) * | 2018-10-12 | 2019-01-18 | 程坤 | A kind of feeding bottle for infant |
| CN109758952A (en) * | 2019-03-22 | 2019-05-17 | 尚云亿家(成都)互联网科技集团有限公司 | Without agglomeration blender |
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| CN85108571A (en) * | 1984-11-29 | 1986-05-10 | 福塞科国际有限公司 | Handle swivel arrangement, equipment and the method for deposite metal |
| US4738542A (en) * | 1986-08-21 | 1988-04-19 | Hung Bu S | Automatic egg-beater |
| JPH0739738A (en) * | 1993-07-29 | 1995-02-10 | Kansai Kagaku Kikai Seisaku Kk | Internal structural body of gas-liquid contact device |
| CN201997287U (en) * | 2010-12-20 | 2011-10-05 | 无锡赫普轻工设备技术有限公司 | High-efficiency equipment special for dispersing slurries of lithium cell electrode and circuit substrate |
| CN202921217U (en) * | 2012-09-29 | 2013-05-08 | 杭州金马能源科技有限公司 | High-speed dispersion homogenizer for nanometer materials |
-
2012
- 2012-09-29 CN CN201210370760.2A patent/CN102908927B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85108571A (en) * | 1984-11-29 | 1986-05-10 | 福塞科国际有限公司 | Handle swivel arrangement, equipment and the method for deposite metal |
| US4738542A (en) * | 1986-08-21 | 1988-04-19 | Hung Bu S | Automatic egg-beater |
| JPH0739738A (en) * | 1993-07-29 | 1995-02-10 | Kansai Kagaku Kikai Seisaku Kk | Internal structural body of gas-liquid contact device |
| CN201997287U (en) * | 2010-12-20 | 2011-10-05 | 无锡赫普轻工设备技术有限公司 | High-efficiency equipment special for dispersing slurries of lithium cell electrode and circuit substrate |
| CN202921217U (en) * | 2012-09-29 | 2013-05-08 | 杭州金马能源科技有限公司 | High-speed dispersion homogenizer for nanometer materials |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105080416A (en) * | 2015-08-13 | 2015-11-25 | 苏州中亚油墨有限公司 | Self-cleaning dispersing shaft of high-speed dispersing machine |
| CN109223572A (en) * | 2018-10-12 | 2019-01-18 | 程坤 | A kind of feeding bottle for infant |
| CN109223572B (en) * | 2018-10-12 | 2020-12-08 | 杭州杰穹智能科技有限公司 | Feeding bottle for baby |
| CN109758952A (en) * | 2019-03-22 | 2019-05-17 | 尚云亿家(成都)互联网科技集团有限公司 | Without agglomeration blender |
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| CN102908927B (en) | 2014-09-17 |
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Granted publication date: 20140917 |