CN109664431A - A kind of chance water cure type high molecular polymer Granulation Equipments and prilling process - Google Patents
A kind of chance water cure type high molecular polymer Granulation Equipments and prilling process Download PDFInfo
- Publication number
- CN109664431A CN109664431A CN201710959604.2A CN201710959604A CN109664431A CN 109664431 A CN109664431 A CN 109664431A CN 201710959604 A CN201710959604 A CN 201710959604A CN 109664431 A CN109664431 A CN 109664431A
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- water
- washing
- high molecular
- granulation equipments
- molecular polymer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/08—Making granules by agglomerating smaller particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/16—Auxiliary treatment of granules
- B29B2009/168—Removing undesirable residual components, e.g. solvents, unreacted monomers; Degassing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a kind of chance water cure type high molecular polymer Granulation Equipments and prilling process, belong to high molecular polymer processing technique field.It is complicated to solve prior art granulation process, the uncontrollable problem of spheroidal particle.It includes Granulation Equipments, solvent device of condensation recovery, washing facility and shell and tube heat exchange equipment, Granulation Equipments is connected by conveyance conduit with washing facility, solvent device of condensation recovery is mounted on above washing facility, shell and tube heat exchange equipment is connected respectively at Granulation Equipments with washing facility by pipeline, the Granulation Equipments includes feed intake storage tank and blanking cavity, it feeds intake and is equipped with the orifice plate that feeds intake between storage tank and blanking cavity, storage tank top feed intake equipped with sprue, blanking cavity bottom is equipped with solidification dashpot, solidification dashpot one end is connected with water tank, the other end is connected with material-collecting funnel, water tank passes through water distribution mouth and solidification dashpot connection.The present invention can be used for meeting the granulation process of water cure type high molecular polymer.
Description
Technical field
The present invention relates to a kind of chance water cure type high molecular polymer Granulation Equipments and prilling process, belong to high molecular polymerization
Object processing technique field.
Background technique
In many organic high molecular polymer industrial processes, after high molecular polymer synthetic reaction, synthesis
Mixed liquor is often the multiphases material mixing liquid such as inorganic salts, solvent and the high molecular polymer that mixes with solvent, by polyphosphazene polymer
Composition powder is separated from the mixed liquor, generally requires to put into the mixed liquor in deionized water, since solvent is mutual with water
It is molten, and polymeric articles are not soluble in water, thus realize that high molecular polymer solidifies, and then crushes solidfied material, it is repeatedly washed
After filter, remove salt and solvent, obtain pure high molecular polymer product, further dries, granulation obtains qualified products.
Traditional polymer at least has the following disadvantages: that one, process flow are long in water cure, crushing, washing process,
The device is complicated, and cost is high, and it is long to invest the big construction period;Secondly, high molecular polymer crushing process generally requires in liquid nitrogen environment
Lower low-temperature grinding, energy consumption are high;Thirdly, since crushing process granularity is not easily controlled, will lead to a large amount of high molecular polymers and exist
It is in emulsified state in deionized water, can not be realized and be separated by solid-liquid separation by centrifugation or filter type, product recovery rate is caused to reduce.
Summary of the invention
The purpose of the present invention is to provide a kind of chance water cure type high molecular polymer Granulation Equipments, device simple, efficiently
It is granulated, substantially reduces product production flow.
Invention also provides a kind of chance water cure type high molecular polymer prilling process, and method is simple to operation, greatly
Finished product rate is improved greatly, improves the controllability of spheroidal particle.
The chance water cure type high molecular polymer Granulation Equipments, including Granulation Equipments, solvent device of condensation recovery, are washed
Equipment and shell and tube heat exchange equipment are washed, Granulation Equipments is connected by conveyance conduit with washing facility, solvent device of condensation recovery
It is mounted on above washing facility, shell and tube heat exchange equipment is connected with Granulation Equipments and washing facility respectively by pipeline, described
Granulation Equipments includes feed intake storage tank and blanking cavity, feeds intake and is equipped with the orifice plate that feeds intake between storage tank and blanking cavity, feed intake storage tank
Top is equipped with sprue, and blanking cavity bottom is equipped with solidification dashpot, and solidification dashpot one end is connected with water tank, the other end and collection
Funnel is connected, and water tank passes through water distribution mouth and solidification dashpot connection.
Further speaking, the washing facility includes washing tank, speed reducer and stirring system, and washing tank lower end is in cone
Shape is simultaneously equipped with taper filter plate, and speed reducer is fixed on washing tank by deceleration machine support, and speed reducer top is additionally provided with speed regulating motor,
Speed reducer is connected with the stirring system being arranged in inside washing tank, be additionally provided at the top of washing tank water filling port and with Granulation Equipments phase
Feed inlet even, bottom are equipped with discharge port.
Further speaking, the described solidification buffering trench bottom and horizontal direction are in 5-30 ° of angle, from water distribution mouth to material-collecting funnel
Direction reduces.
Further speaking, water circulating pump, water circulating pump are additionally provided between the washing facility and shell and tube heat exchange equipment
One end is connected with the discharge outlet of washing facility, and the other end is connected with the circulation water inlet of shell and tube heat exchange equipment.
Further speaking, valve I and valve II are additionally provided between water circulating pump and shell and tube heat exchange equipment, valve I is close
Water circulating pump one end, valve II is between valve I and shell and tube heat exchange equipment.
Further speaking, the blanking cavity three or more blanking chambers of flanged joint by being made up of.
Further speaking, observation window I, observation window are respectively equipped on the blanking cavity, material-collecting funnel and washing tank
II and form.
Further speaking, the stirring system is made of agitating shaft, paddle I and paddle II.
The chance water cure type high molecular polymer prilling process, comprising the following steps:
1) pre-preparation before being granulated:
Deionized water or washing process liquid are injected to washing facility, opens water circulating pump and stirring system, water flow to be recycled
After stabilization, device for absorbing tail gas blower is opened, to form negative pressure at solvent device of condensation recovery drain I, opens Granulation Equipments
Carry out granulation process;
2) granulation process of Granulation Equipments:
Feed liquid is fed intake in storage tank by sprue, feed liquid drops to solidification dashpot by the orifice plate that feeds intake and is solidified into
High molecular polymerization composition granule, high molecular polymerization composition granule are washed with circulating water flow to material-collecting funnel subsequently into washing facility
It washs;
3) washing process of washing facility:
Since washing tank lower end is tapered and is equipped with taper filter plate, high molecular polymerization composition granule is stayed in above taper filter plate,
Washing process liquid enters back into water tank after water circulating pump is sent into the cooling of shell and tube heat exchange equipment, and water tank passes through water distribution mouth to solidification
It supplies water in dashpot;
Granulation process is completed, and valve II is closed, and washing process liquid is exported by valve I, is gone to washing tank injection is new
Ionized water continues washing high molecular polymerization composition granule 3-5 times, and cleaning solution unloading, the high molecular polymerization composition granule after washing is by going out
Material mouth discharge, up to high molecular polymerization composition granule after drying.
Compared with prior art the beneficial effects of the present invention are:
Chance water cure type high molecular polymer Granulation Equipments of the present invention is a kind of simple, efficient Granulation Equipments,
During mixed liquor after high molecular polymer synthetic reaction is cured in putting into deionized water, by controlling feed concentration
And the serial of methods such as orifice plate diameter and material descent altitude, directly obtain the controllable spherical shape of epigranular, size
Grain, to reduce the crushing process of conventional processing routes, reduces equipment manufacturing cost, shortens product production flow, the present invention
The recycling for realizing deionized water greatly reduces the water consumption of granulation process.Solid-liquid separation integrated washing facility,
Solve the problems, such as that yield rate is low in traditional split type separation of solid and liquid process and labor intensity is high.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention;
Wherein, 1, sprue;2, feed intake storage tank;3, feed intake orifice plate;4, observation window I;5, blanking cavity;6, Granulation Equipments;
7, solidify dashpot;8, observation window II;9, material-collecting funnel;10, conveyance conduit;11, feed inlet;12, form;13, speed reducer branch
Frame;14, speed reducer;15, speed regulating motor;16, drain I;17, cooling water outlet;18, solvent device of condensation recovery;19, cooling
Water inlet;20, water filling port;21, drain II;22, agitating shaft;23, paddle I;24, washing facility;25, paddle II;26,
Taper filter plate;27, discharge port;28, discharge outlet;29, water circulating pump;30, valve I;31, valve II;32, water inlet is recycled;33,
Cold water inlet;34, heat exchanger tube;35, shell and tube heat exchange equipment;36, circulating water outlet;37, cooling water outlet;38, water tank;39, cloth
The mouth of a river;40, washing tank.
Specific embodiment
The present invention will be further described combined with specific embodiments below.
Embodiment 1
The chance water cure type high molecular polymer Granulation Equipments, including Granulation Equipments 6, solvent device of condensation recovery
18, washing facility 24 and shell and tube heat exchange equipment 35, Granulation Equipments 6 are connected by conveyance conduit 10 with washing facility 24, molten
Agent device of condensation recovery 18 is mounted on the top of washing facility 24, shell and tube heat exchange equipment 35 by pipeline respectively with Granulation Equipments 6
It is connected with washing facility 24, the Granulation Equipments 6 includes feed intake storage tank 2 and blanking cavity 5, and feed intake storage tank 2 and blanking chamber
It is equipped with the orifice plate 3 that feeds intake between body 5, sprue 1 is equipped at the top of the storage tank 2 that feeds intake, 5 bottom of blanking cavity is equipped with solidification dashpot 7, Gu
Change 7 one end of dashpot to be connected with water tank 38, the other end is connected with material-collecting funnel 9, and water tank 38 is buffered by water distribution mouth 39 and solidification
7 connection of slot.
Embodiment 2
The chance water cure type high molecular polymer Granulation Equipments, including Granulation Equipments 6, solvent device of condensation recovery
18, washing facility 24 and shell and tube heat exchange equipment 35, Granulation Equipments 6 are connected by conveyance conduit 10 with washing facility 24, molten
Agent device of condensation recovery 18 is mounted on the top of washing facility 24, shell and tube heat exchange equipment 35 by pipeline respectively with Granulation Equipments 6
It is connected with washing facility 24, the Granulation Equipments 6 includes feed intake storage tank 2 and blanking cavity 5, and feed intake storage tank 2 and blanking chamber
It is equipped with the orifice plate 3 that feeds intake between body 5, sprue 1 is equipped at the top of the storage tank 2 that feeds intake, 5 bottom of blanking cavity is equipped with solidification dashpot 7, Gu
Change 7 one end of dashpot to be connected with water tank 38, the other end is connected with material-collecting funnel 9, and water tank 38 is buffered by water distribution mouth 39 and solidification
7 connection of slot.The washing facility 24 includes washing tank 40, speed reducer 14 and stirring system, and 40 lower end of washing tank is tapered
And it is equipped with taper filter plate 26, speed reducer 14 is fixed on washing tank 40 by deceleration machine support 13, and 14 top of speed reducer is additionally provided with
Speed regulating motor 15, speed reducer 14 are connected with the stirring system being arranged in inside washing tank 40, and water filling is additionally provided at the top of washing tank 40
Mouth 20 and the feed inlet 11 being connected with Granulation Equipments 6, bottom are equipped with discharge port 27.
Embodiment 3
The chance water cure type high molecular polymer Granulation Equipments, including Granulation Equipments 6, solvent device of condensation recovery
18, washing facility 24 and shell and tube heat exchange equipment 35, Granulation Equipments 6 are connected by conveyance conduit 10 with washing facility 24, molten
Agent device of condensation recovery 18 is mounted on the top of washing facility 24, shell and tube heat exchange equipment 35 by pipeline respectively with Granulation Equipments 6
It is connected with washing facility 24, the Granulation Equipments 6 includes feed intake storage tank 2 and blanking cavity 5, and feed intake storage tank 2 and blanking chamber
It is equipped with the orifice plate 3 that feeds intake between body 5, sprue 1 is equipped at the top of the storage tank 2 that feeds intake, 5 bottom of blanking cavity is equipped with solidification dashpot 7, Gu
Change 7 one end of dashpot to be connected with water tank 38, the other end is connected with material-collecting funnel 9, and water tank 38 is buffered by water distribution mouth 39 and solidification
7 connection of slot.The washing facility 24 includes washing tank 40, speed reducer 14 and stirring system, and 40 lower end of washing tank is tapered
And it is equipped with taper filter plate 26, speed reducer 14 is fixed on washing tank 40 by deceleration machine support 13, and 14 top of speed reducer is additionally provided with
Speed regulating motor 15, speed reducer 14 are connected with the stirring system being arranged in inside washing tank 40, and water filling is additionally provided at the top of washing tank 40
Mouth 20 and the feed inlet 11 being connected with Granulation Equipments 6, bottom are equipped with discharge port 27.
Further speaking, 7 bottom of solidification dashpot and horizontal direction are in 5-30 ° of angle, from water distribution mouth 39 to gathering materials
9 direction of funnel reduces.
Further speaking, it is additionally provided with water circulating pump 29 between the washing facility 24 and shell and tube heat exchange equipment 35, followed
29 one end of ring water pump is connected with the discharge outlet 28 of washing facility 24, the circulation water inlet 32 of the other end and shell and tube heat exchange equipment 35
It is connected.
Further speaking, valve I 30 and valve II 31, valve are additionally provided between water circulating pump 29 and shell and tube heat exchange equipment 35
Door I 30 is close to 29 one end of water circulating pump, and valve II 31 is between valve I 30 and shell and tube heat exchange equipment 35.
Further speaking, the blanking cavity 5 three or more blanking chambers of flanged joint by being made up of.
Further speaking, it is respectively equipped with observation window I 4 on the blanking cavity 5, material-collecting funnel 9 and washing tank 40, sees
Examine window II 8 and form 12.
Further speaking, the stirring system is made of agitating shaft 22, paddle I 23 and paddle II 25.
Embodiment 4
The chance water cure type high molecular polymer prilling process, comprising the following steps:
1) pre-preparation before being granulated:
Deionized water or washing process liquid are injected to washing facility 24, opens water circulating pump 29 and stirring system, it is to be recycled
After waterflow stabilization, device for absorbing tail gas blower is opened, to form negative pressure at 18 drain I 16 of solvent device of condensation recovery, is opened
Granulation Equipments 6 carries out granulation process;
2) granulation process of Granulation Equipments 6:
Feed liquid is fed intake in storage tank 2 by sprue 1, feed liquid drops to solidification dashpot 7 by the orifice plate 3 that feeds intake and solidifies
As high molecular polymerization composition granule, high molecular polymerization composition granule is with circulating water flow to material-collecting funnel 9, subsequently into washing facility 24
It is washed;
3) washing process of washing facility 24:
Since 40 lower end of washing tank is tapered and is equipped with taper filter plate 26, high molecular polymerization composition granule stays in taper filter plate 26
Top, washing process liquid are sent into after shell and tube heat exchange equipment 35 cools down by water circulating pump 29 and enter back into water tank 38, and water tank 38 is logical
Water distribution mouth 39 is crossed to supply water into solidification dashpot 7;
Granulation process is completed, and valve II 31 is closed, and washing process liquid is exported by valve I 30, is injected to washing tank 40
New deionized water continues washing high molecular polymerization composition granule 3-5 times, cleaning solution unloading, the high molecular polymer after washing
Grain is discharged by discharge port 27, up to high molecular polymerization composition granule after drying.
Further speaking, drain II 21, cooling hydromining are equipped between solvent device of condensation recovery 18 and washing facility 24
Enter solvent device of condensation recovery 18 with the mode of bottom in and top out, i.e., entered by cooling water inlet 19, is flowed by cooling water outlet 17
Out.
Further speaking, shell and tube heat exchange equipment 35 is made of several heat exchanger tubes 34, the washing flowed out by discharge outlet 28
Process liquid temperature in granulation process increases, and washing process liquid enters shell and tube heat exchange equipment 35 by circulation water inlet 32, through cold
But water tank 38 is flowed out to by circulating water outlet 36 after water is cooling, cooling water is entered by cold water inlet 33, and cooling water outlet 37 flows out.
Armamentarium uses 304 stainless steel materials in the present invention, and the blanking cavity 5 is by by three of flanged joint
Or more blanking chamber composition, need to select the component of different number to be assembled into the different envelope of height according to the granulating of different material
Closed chamber body.
Heretofore described 7 bottom of solidification dashpot and horizontal direction are in 5-30 ° of angle, from water distribution mouth 39 to material-collecting funnel
9 directions reduce, and solidify the gradient that dashpot 7 keeps certain, keep the enough water depths in feeding zone, while meeting water circulating pump
Enough flow velocitys are kept when 29 water supply, guarantee particles cured process adhesion, and be delivered to washing facility 24 in time.
Feeding intake in the present invention, 3 palpus holding of orifice plate is horizontal, and pore size and distribution spacing are set respectively according to different material characteristic
Meter can be used in case of the orifice plate that feeds intake of more set different sizes, selection.
The present invention is equipped with shell and tube heat exchange equipment 35, since feed liquid temperature is higher, the deionized water temperature meeting of recycling
It increases quickly, destroys granulation outcome, therefore installed a set of shell and tube heat exchange equipment 35 additional among water return pipeline, it is ensured that water temperature is protected
Reduced levels are held, meets and is granulated needs.
The present invention is equipped with solvent device of condensation recovery 18, is connected directly between the drain I 16 of washing facility 24, whole system
Emptying be all connected to waste gas absorption tower through this equipment, provide enough negative pressure by waste gas absorbing system, granulation process generated
Boil-off gas, solvent by being condensed back to washing facility 24, so that solvent loss be greatly decreased, save solvent, subtract simultaneously
Light environmental protection equipment pressure.
Chance water cure type high molecular polymer Granulation Equipments of the present invention, it is simple and reasonable, it is processed convenient for manufacture,
Installation with it is easy to use, using the spheroidal particle that present device is available uniform and granularity is controllable, meet washing process
The needs for removing solvent and desalting eliminate the crushing process of conventional processes, greatly reduce energy consumption, improve production effect
Rate, and finished product rate and resource utilization are improved, and reduce the probability of happening of safety accident, it is raw to reduce product
Produce cost.
Claims (9)
1. a kind of chance water cure type high molecular polymer Granulation Equipments, including Granulation Equipments (6), solvent device of condensation recovery
(18), washing facility (24) and shell and tube heat exchange equipment (35), it is characterised in that: Granulation Equipments (6) passes through conveyance conduit
(10) it is connected with washing facility (24), solvent device of condensation recovery (18) is mounted on above washing facility (24), shell and tube heat exchange
Equipment (35) is connected with Granulation Equipments (6) and washing facility (24) respectively by pipeline, and the Granulation Equipments (6) includes feeding intake
Storage tank (2) and blanking cavity (5) are equipped between the storage tank that feeds intake (2) and blanking cavity (5) and feed intake orifice plate (3), and feed intake storage tank
(2) top is equipped with sprue (1), and blanking cavity (5) bottom is equipped with solidification dashpot (7), solidifies dashpot (7) one end and water tank
(38) it is connected, the other end is connected with material-collecting funnel (9), and water tank (38) passes through water distribution mouth (39) and solidification dashpot (7) connection.
2. chance water cure type high molecular polymer Granulation Equipments according to claim 1, it is characterised in that: the washing
Equipment (24) includes washing tank (40), speed reducer (14) and stirring system, and washing tank (40) lower end is tapered and is equipped with taper
Filter plate (26), speed reducer (14) are fixed on washing tank (40) by deceleration machine support (13), and speed reducer (14) top is additionally provided with
Speed regulating motor (15), speed reducer (14) are connected with setting in the internal stirring system of washing tank (40), at the top of washing tank (40) also
Equipped with water filling port (20) and the feed inlet (11) being connected with Granulation Equipments (6), bottom is equipped with discharge port (27).
3. chance water cure type high molecular polymer Granulation Equipments according to claim 2, it is characterised in that: the solidification
Dashpot (7) bottom and horizontal direction are in 5-30 ° of angle, are reduced from water distribution mouth (39) to material-collecting funnel (9) direction.
4. chance water cure type high molecular polymer Granulation Equipments according to claim 3, it is characterised in that: the washing
It is additionally provided between equipment (24) and shell and tube heat exchange equipment (35) water circulating pump (29), water circulating pump (29) one end and washing facility
(24) discharge outlet (28) is connected, and the other end is connected with the circulation water inlet (32) of shell and tube heat exchange equipment (35).
5. chance water cure type high molecular polymer Granulation Equipments according to claim 4, it is characterised in that: water circulating pump
(29) valve I (30) and valve II (31) are additionally provided between shell and tube heat exchange equipment (35), valve I (30) is close to water circulating pump
(29) one end, valve II (31) is between valve I (30) and shell and tube heat exchange equipment (35).
6. chance water cure type high molecular polymer Granulation Equipments according to claim 5, it is characterised in that: the blanking
Cavity (5) three or more blanking chambers of flanged joint by being made up of.
7. chance water cure type high molecular polymer Granulation Equipments according to claim 6, it is characterised in that: the blanking
Observation window I (4), observation window II (8) and form are respectively equipped on cavity (5), material-collecting funnel (9) and washing tank (40)
(12)。
8. chance water cure type high molecular polymer Granulation Equipments according to claim 7, it is characterised in that: the stirring
System is made of agitating shaft (22), paddle I (23) and paddle II (25).
9. a kind of chance water cure type high molecular polymer prilling process, it is characterised in that the following steps are included:
1) pre-preparation before being granulated:
Deionized water or washing process liquid are injected to washing facility (24), opens water circulating pump (29) and stirring system, it is to be recycled
After waterflow stabilization, device for absorbing tail gas blower is opened, to form negative pressure at solvent device of condensation recovery (18) drain I (16),
It opens Granulation Equipments (6) and carries out granulation process;
2) granulation process of Granulation Equipments (6):
Feed liquid is fed intake in storage tank (2) by sprue (1), feed liquid drops to solidification dashpot (7) by the orifice plate (3) that feeds intake
It is solidified into high molecular polymerization composition granule, high molecular polymerization composition granule is with circulating water flow to material-collecting funnel (9), subsequently into washing
Equipment (24) is washed;
3) washing process of washing facility (24):
Since washing tank (40) lower end is tapered and is equipped with taper filter plate (26), high molecular polymerization composition granule stays in taper filter plate
(26) top, washing process liquid enter back into water tank after water circulating pump (29) are sent into shell and tube heat exchange equipment (35) cooling
(38), water tank (38) is supplied water by water distribution mouth (39) into solidification dashpot (7);
Granulation process is completed, and is closed valve II (31), and washing process liquid is exported by valve I (30), is infused to washing tank (40)
Enter new deionized water, continues washing high molecular polymerization composition granule 3-5 times, cleaning solution unloading, the high molecular polymer after washing
Particle is discharged by discharge port (27), up to high molecular polymerization composition granule after drying.
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CN201710959604.2A CN109664431A (en) | 2017-10-16 | 2017-10-16 | A kind of chance water cure type high molecular polymer Granulation Equipments and prilling process |
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CN1602328A (en) * | 2001-12-11 | 2005-03-30 | 比勒股份公司 | Production of spherical particles from a melted mass of plastic |
CN1798642A (en) * | 2004-03-31 | 2006-07-05 | 长春石油化学股份有限公司 | Method for preparing granules of copolymer of ethylene - vinyl alcohol |
CN101879760A (en) * | 2009-05-04 | 2010-11-10 | 叶能魁 | Device for producing waste plastic bags into derived fuel particles and method thereof |
CN102086240A (en) * | 2010-12-22 | 2011-06-08 | 天津大学 | Equipment and method for producing uniform particle ion exchange resin beads |
CN204354340U (en) * | 2014-11-17 | 2015-05-27 | 普力信包装材料(上海)有限公司 | A kind of rotary high-efficient prilling granulator of circulating water |
CN204773119U (en) * | 2015-07-03 | 2015-11-18 | 辽宁工业大学 | Paraffin sprays prilling granulator |
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2017
- 2017-10-16 CN CN201710959604.2A patent/CN109664431A/en not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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TW262484B (en) * | 1993-11-10 | 1995-11-11 | Nukem Gmbh | |
CN1602328A (en) * | 2001-12-11 | 2005-03-30 | 比勒股份公司 | Production of spherical particles from a melted mass of plastic |
CN1798642A (en) * | 2004-03-31 | 2006-07-05 | 长春石油化学股份有限公司 | Method for preparing granules of copolymer of ethylene - vinyl alcohol |
CN101879760A (en) * | 2009-05-04 | 2010-11-10 | 叶能魁 | Device for producing waste plastic bags into derived fuel particles and method thereof |
CN102086240A (en) * | 2010-12-22 | 2011-06-08 | 天津大学 | Equipment and method for producing uniform particle ion exchange resin beads |
CN204354340U (en) * | 2014-11-17 | 2015-05-27 | 普力信包装材料(上海)有限公司 | A kind of rotary high-efficient prilling granulator of circulating water |
CN204773119U (en) * | 2015-07-03 | 2015-11-18 | 辽宁工业大学 | Paraffin sprays prilling granulator |
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Application publication date: 20190423 |