CN114454459A - Novel triaxial continuous polymerization devolatilization extruder - Google Patents
Novel triaxial continuous polymerization devolatilization extruder Download PDFInfo
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- CN114454459A CN114454459A CN202210082853.9A CN202210082853A CN114454459A CN 114454459 A CN114454459 A CN 114454459A CN 202210082853 A CN202210082853 A CN 202210082853A CN 114454459 A CN114454459 A CN 114454459A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1812—Tubular reactors
- B01J19/1825—Tubular reactors in parallel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
- B01J19/1856—Stationary reactors having moving elements inside placed in parallel
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/50—Details of extruders
- B29C48/76—Venting, drying means; Degassing means
- B29C48/763—Vent constructions, e.g. venting means avoiding melt escape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/802—Heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—Heating
Abstract
The invention provides a novel three-axis continuous polymerization devolatilization extruder, which comprises: screw extruder still includes: triaxial reactor, screw extruder's extrusion feed inlet is connected to triaxial reactor's reaction discharge gate, and screw extruder and triaxial reactor constitute T font structure and a body coupling, and triaxial reactor includes: lathe, barrel container, rotor agitating unit install in the barrel container, and rotor agitating unit includes: the rotating shaft is three and is horizontally arranged in the machine barrel container, the three rotating shafts are arranged in parallel and are positioned in the same horizontal plane, a plurality of rotating pieces are arranged on each rotating shaft, the rotating pieces are sleeved outside the rotating shafts in a circular structure mode, and a plurality of hooks are arranged on each rotating piece. The three-axis reactor is a continuous production process, and compared with the conventional batch process, the product performance of the continuous industry is stable, and the operation and automation degree of equipment is high.
Description
Technical Field
The invention relates to the field of polymerization reaction equipment, in particular to a novel three-axis continuous polymerization devolatilization extruder.
Background
In the production process of high molecular polymer, the polymerization reaction kettle is adopted in the existing production line for carrying out polymerization reaction, then a screw extruder is utilized to extrude and form materials, the production line is an intermittent production line, the production efficiency is not high, the automation degree is not high, the self-cleaning capability of the traditional polymerization reaction kettle is not strong, and meanwhile, the conventional reaction/devolatilization equipment is difficult to process high-viscosity materials or high-solvent devolatilization process requirements.
Disclosure of Invention
The present invention has been made in view of the above-mentioned problems occurring in the conventional polymerization apparatuses.
Therefore, the technical problem solved by the invention is as follows: the existing high polymer material production line is distributed and produced by adopting an intermittent production line, the continuous and automatic degree is not high, and the reverse side effects of the existing polymerization reaction tank on temperature regulation, tank body cleaning, high-viscosity material stirring, high-solvent devolatilization treatment and the like are not good.
In view of the above technical problems, the present invention provides a novel three-axis continuous polymerization devolatilization extruder, comprising: screw extruder still includes: triaxial reactor, screw extruder's extrusion feed inlet is connected to triaxial reactor's reaction discharge gate, screw extruder with triaxial reactor constitutes T font structure and an organic whole is connected, triaxial reactor includes: the machine tool, barrel container, rotor agitating unit, the barrel container level is installed on the machine tool, the rotor agitating unit is installed in the barrel container, the rotor agitating unit includes: the rotating shaft is three and is horizontally arranged in the machine barrel container, the three rotating shafts are arranged in parallel and are positioned in the same horizontal plane, a plurality of rotating pieces are arranged on each rotating shaft, the rotating pieces are sleeved outside the rotating shafts in a circular ring structure, and a plurality of hooks are arranged on each rotating piece.
In a preferred embodiment of the present invention, the cross section of the hook is an E-shaped structure, the hooks on two adjacent rotating shafts are engaged with each other, and the three rotating shafts maintain differential and same-direction rotation.
As a preferred scheme of the invention, 5 hooks are arranged on the rotating sheets on the rotating shafts at two sides, 4 hooks are arranged on the rotating sheet of the central rotating shaft, and the rotating ratio of the three rotating shafts is as follows: 4:5:4.
As a preferred scheme of the invention, 4 hooks are arranged on the rotating sheets on the rotating shafts at two sides, 5 hooks are arranged on the rotating sheet of the central rotating shaft, and the rotating ratio of the three rotating shafts is as follows: 5:4:5.
In a preferred embodiment of the present invention, the hook and the rotor are detachably fixed to the shaft by a block, and the mounting position of the rotor can be adjusted.
As a preferable scheme of the invention, the machine barrel container is formed by connecting a plurality of reaction barrels in series and in butt joint, and a reaction feeding hole and a reaction discharging hole are respectively formed in two ends of the side wall of the machine barrel container.
According to a preferable scheme of the invention, a heat conduction cavity is formed in the side wall of each section of the reaction cylinder body in a surrounding mode, a heat medium feeding pipeline and a heat medium discharging pipeline are further installed on the outer side of the reaction cylinder body, the heat medium feeding pipeline and the heat medium discharging pipeline are both communicated with the heat conduction cavity, and heating treatment of reactants in the cylinder container is achieved by connecting the heat medium feeding pipeline and the heat medium discharging pipeline into a heat medium heating system.
In a preferred embodiment of the present invention, a heat medium feeding channel and a heat medium discharging channel are installed in the rotating shaft, and the heat medium feeding channel and the heat medium discharging channel are in a heat medium heating system.
As a preferable scheme of the invention, a reactor vacuum exhaust chamber is arranged on the reaction cylinder body, and the reactor vacuum exhaust chamber is connected to a vacuum condensation system through a vacuum pipeline and a valve.
As a preferable aspect of the present invention, the screw extruder comprises: the screw rod is horizontally arranged, the screw rods are horizontally arranged in the machine barrel, the side wall of the first end of the machine barrel is provided with an extrusion feed inlet, and the opening of the second end of the machine barrel is arranged and forms an extrusion discharge outlet.
As a preferable scheme of the invention, an electric heater is arranged outside the cylinder.
The preferable scheme is characterized in that a plurality of groups of extruder vacuum exhaust chambers are arranged on the side wall of the machine barrel, and the plurality of groups of extruder vacuum exhaust chambers are connected to a vacuum condensing system through flanges.
As a preferable aspect of the present invention, the screw comprises: the screw rod element is arranged outside the mandrel.
In a preferred embodiment of the present invention, the barrel is composed of a plurality of extrusion barrels connected in series.
Compared with the prior art, the invention provides a novel three-shaft continuous polymerization devolatilization extruder which has the following beneficial effects:
1. the three-shaft reactor is a continuous production process, and compared with the conventional batch process, the product of the continuous industry has stable performance and the operation and automation degree of equipment is high.
2. The three-shaft reactor and the double-screw extruder both have good self-cleaning function, and solve the problems of decomposition and uneven polymerization degree caused by long-time retention of materials.
3. The three-shaft reactor has high volume ratio and higher working volume and gas phase space. During polymerization or high solvent devolatilization production, the single set of equipment has higher extrusion capacity and production efficiency.
4. The triaxial reactor has excellent mixing and interface updating capabilities, is beneficial to improving the reaction rate, or removing volatile components such as solvent and monomer from a high-viscosity polymer, and improves the effects of devolatilization and drying.
5. The three-shaft reactor has larger heat transfer area, and the cylinder and the rotor core can be heated by heat medium, thereby increasing the removal efficiency of residual monomers, solvents and other volatile matters.
6. The tri-axial reactor of the present invention provides higher torque to complete the production of various high viscosity polymers.
7. When the three-axis reactor works, the materials stay in the three-axis reactor for a long time, and are conveyed to the discharge end while reacting in a 'plug flow' mode in the reactor, so that the process requirement of long reaction time can be met.
8. The double-screw extruder and the three-shaft reactor adopt a T-shaped direct connection type, and the double-screw extruder has the functions of discharging extrusion and deep devolatilization.
Description of the drawings:
FIG. 1 is a schematic structural view of a novel three-axis continuous polymerization devolatilization extruder.
FIG. 2 is a schematic structural view of a triaxial reactor.
FIG. 3 is a schematic view of the structure of a twin-screw extruder.
Fig. 4 is an enlarged view of a portion of circle a.
Wherein: 1-barrel container; 101-reaction feed inlet; 102-reaction discharge port; 103-a heating medium feed line; 104-a heating medium discharge pipeline; 105-reactor vacuum exhaust chamber; 2-a rotor stirring device; 201-heating medium feeding runner; 202-a heat medium discharge runner; 203-a rotating shaft; 204-rotating the sheet; 205-hook jaw; 3-machine barrel; 301-extrusion feed port; 302-extrusion discharge gate; 4-screw rod; 5-an electric heater; 6-extruder vacuum exhaust chamber.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
As shown in FIG. 1, the present invention provides a novel three-axis continuous polymerization devolatilization extruder comprising: screw extruder still includes: triaxial reactor, screw extruder's extrusion feed inlet 301 is connected to triaxial reactor's reaction discharge gate 102, and screw extruder and triaxial reactor constitute T font structure and an organic whole is connected, and triaxial reactor includes: the machine tool comprises a machine tool body, a machine barrel container 1 and a rotor stirring device 2, wherein the machine barrel container 1 is horizontally arranged on the machine tool body, and the rotor stirring device 2 is arranged in the machine barrel container 1.
As shown in figure 2, the cylinder container 1 of the invention is formed by connecting a plurality of reaction cylinders in series and in butt joint, a reaction feed inlet 101 and a reaction discharge outlet 102 are respectively arranged at two ends of the side wall of the cylinder container 1, the reaction feed inlet 101 can be matched and connected with a melt (glue solution) metering and feeding device, and the cylinder container 1 is formed by connecting 2-4 reaction cylinders in series and is arranged on a lathe bed through a bracket.
The side wall of each section of the reaction cylinder is internally provided with a heat conduction cavity which is arranged in a surrounding manner, the outer side of the reaction cylinder is also provided with a heat medium feeding pipeline 103 and a heat medium discharging pipeline 104, the heat medium feeding pipeline 103 and the heat medium discharging pipeline 104 are communicated with the heat conduction cavity, and the heat treatment of reactants in the machine barrel container 1 is realized by connecting the heat medium feeding pipeline 103 and the heat medium discharging pipeline 104 to a heat medium heating system. The temperature control of the material in the machine barrel container 1 is realized by arranging the machine barrel container 1 into a double-interlayer structure and heating the material by a heat medium in an interlayer. According to the process requirement, 1-4 reactor vacuum exhaust chambers 105 can be arranged on the machine barrel container 1 and are connected with a vacuum condensing system through vacuum pipelines and valves.
The barrel vessel 1 is constructed to correspond to the "in-line" arrangement of rotor mixing devices 2, providing greater cross-sectional area and gas phase space, thereby increasing working volume and residence time. Higher throughput of a single unit apparatus than conventional single and dual axis reactors.
As shown in fig. 4, the rotor stirring apparatus of the present invention includes: the rotary barrel comprises three rotating shafts 203, rotating pieces 204 and hooks 205, wherein the three rotating shafts 203 are horizontally arranged in the barrel container 1, the three rotating shafts 203 are arranged in parallel and are positioned in the same horizontal plane, each rotating shaft 203 is provided with a plurality of rotating pieces 204, the rotating pieces 204 are in a circular ring structure and are sleeved outside the rotating shafts 203, each rotating piece 204 is provided with a plurality of hooks 205, the cross section of each hook 205 is in an E-shaped structure, the hooks 205 on two adjacent rotating shafts 203 are mutually meshed, and the three rotating shafts 203 keep differential speed and same-direction rotation. Each rotating shaft 203 runs in the same direction and at different speeds, a plurality of rotating sheets 204 are respectively arranged on the rotating shafts 203, a plurality of groups of E-shaped hooks 205 are arranged on the rotating sheets 204 in the circumferential direction, and the hooks 205 on the adjacent rotating sheets 204 are mutually meshed in a staggered manner. The meshed homodromous rotation of the rotor realizes the self-cleaning function between the hook claw 205 and the rotating shaft 203, the self-cleaning function between the hook claw 205 and the rotating sheet 204, and the self-cleaning function between the hook claw 205 and the mixing and dispersing function for materials. Compare unipolar and two-shaft reactor, the meshing number of times of the inside three rotors of three-shaft reactor is more, the surface renewal is efficient, is favorable to the promotion of reaction rate, or volatile components such as solvent, monomer deviate from high-viscosity polymer, increase and take off effects of volatilizing, dry.
As shown in fig. 3, specifically, 5 hooks 205 are installed on the rotating plates 204 of the two rotating shafts 203, 4 hooks 205 are installed on the rotating plate 204 of the central rotating shaft 203, and the rotating speed ratio of the three rotating shafts 203 is: 4:5:4, the hook claw 205 and the rotor plate 204 are detachably fixed on the rotating shaft 203 by adopting building blocks, the mounting position of the rotor plate 204 can be adjusted, the hook claw 205 is arranged in a spiral angle range of 0-10 degrees, the rotor structure on the rotating shaft 203 can be flexibly replaced, and the adaptability to different material characteristics and process requirements is strong. The rotor part is of a building block type structure, and can be quickly replaced and adjusted according to material characteristics and process requirements.
The length-diameter ratio L/D =3~10 of the rotating shaft 203 and the cylinder container 1.
In order to further enhance the temperature control of the materials in the barrel container 1, a heat medium feeding flow channel 201 and a heat medium discharging flow channel 202 are arranged in a rotating shaft 203, and the heat medium feeding flow channel and the heat medium discharging flow channel are arranged in a heat medium heating system. The material is heated simultaneously through the inner wall of the machine barrel container 1 and the surface of the rotating shaft 203, and the temperature control effect is improved.
As shown in FIG. 3, the following describes the screw extruder of the present invention specifically, and the screw extruder of the present invention comprises: the extruder comprises a machine barrel 3 and screws 4, wherein the machine barrel 3 is horizontally arranged, two screws 4 are horizontally arranged in the machine barrel 3, an extrusion feed inlet 301 is formed in the side wall of the first end of the machine barrel 3, and an extrusion discharge outlet 302 is formed in the opening of the second end of the machine barrel 3. The double-screw extruder and the upper-stage triaxial reactor adopt a T-shaped direct connection structure and are used for discharging materials in the triaxial reactor and deeply devolatilizing the materials. The materials are mixed and the interface is updated through the screw rod 4, and the volatile matters in the melt are further removed. An electric heater 5 is arranged outside the machine barrel 3, and a cooling water channel is arranged inside the machine barrel 3 and used for heating and cooling materials inside the machine barrel 3. The side wall of the machine barrel 3 is provided with a plurality of groups of extruder vacuum exhaust chambers 6, and the plurality of groups of extruder vacuum exhaust chambers are connected to a vacuum condensing system through flanges. The number of the extruder vacuum exhaust chambers 6 is 3-5, and the outlet flange of the extruder vacuum exhaust chamber 6 is connected with a vacuum condensing system. The air vent can be equipped with multiple opening module, prevents that the material of different states from taking place the material condition of bleeding, and 6 upper cover of extruder vacuum exhaust chamber take two windows of cover to be convenient for observe. Each extruder vacuum exhaust chamber 6 is provided with a group of pipelines and valves, and the opening and closing of the pipelines of the exhaust chamber are independently controlled. The vacuum exhaust chambers 6 of the multi-group row extruder ensure that most areas in the machine barrel 3 are in a high vacuum state, and the devolatilization effect is further improved by matching with the shearing and interface updating effects of the screw rods 4.
The screw 4 of the present invention comprises: the screw rod element is arranged outside the mandrel. The screw elements are divided into conveying elements, kneading elements and other special elements, and can meet the requirement of realizing a plurality of complex processes through reasonable design and combination. The twin-screw of syntropy meshing rotation has good self-cleaning function and forward conveying ability, prevents problems such as dead zone material stock, material returning. The co-rotating twin screws have meshing areas, and the clearance between the outer diameter of the screws and the machine barrel is smaller, so that the shearing effect and the interface updating effect of the screws on materials are better. The screw structure on the mandrel can be flexibly replaced, and the material quality and process requirements are strong in adaptability. The screw rod element is of a building block type structure, and can be quickly replaced and adjusted according to material characteristics and process requirements.
In order to conveniently and flexibly adjust the length of the machine barrel 3, the machine barrel 3 is formed by connecting a plurality of extruding barrels in series and in butt joint. The specific machine barrel 3 is formed by connecting 5-15 sections of extrusion barrels in series. The length-diameter ratio L/D = 20-52 of the screw 4 and the machine barrel 3.
Example 2
Compared with the embodiment 1, the invention provides a novel three-shaft continuous polymerization devolatilization extruder, wherein 4 hooks 205 are arranged on the rotating sheets 204 on the rotating shafts 203 at two sides, 5 hooks 205 are arranged on the rotating sheets 204 of the central rotating shaft 203, and the rotating speed ratio of the three rotating shafts 203 is as follows: 5:4:5. The rest of the structure is the same as that of embodiment 1.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.
Claims (10)
1. A novel three-axis continuous polymerization devolatilization extruder comprising: screw extruder, its characterized in that still includes: a triaxial reactor, an extrusion feed port (301) of the screw extruder being connected to a reaction discharge port (102) of the triaxial reactor, the screw extruder and the triaxial reactor constituting a T-shaped structure and being integrally connected, the triaxial reactor comprising: a machine tool, a barrel container (1), a rotor stirring device (2), the barrel container (1) being horizontally mounted on the machine tool, the rotor stirring device (2) being mounted within the barrel container (1), the rotor stirring device comprising: pivot (203), rotor (204), knuckle (205), pivot (203) have three and horizontal installation in barrel container (1), three pivot (203) parallel arrangement each other and lie in same horizontal plane, install a plurality of rotors (204) on every pivot (203), rotor (204) are the round annular structure suit and are in the outside of pivot (203), install a plurality of knuckles (205) on every rotor (204).
2. The novel tri-axial continuous polymerization devolatilization extruder as claimed in claim 1, wherein said hooks (205) have an E-shaped cross section, the hooks (205) of two adjacent rotating shafts (203) are engaged with each other, and three rotating shafts (203) maintain differential speed and same rotation.
3. The novel three-axis continuous polymerization devolatilization extruder as claimed in claim 2, wherein 5 hooks (205) are installed on the rotating plates (204) of the two rotating shafts (203), 4 hooks (205) are installed on the rotating plate (204) of the central rotating shaft (203), and the rotating speed ratio of the three rotating shafts (203) is as follows: 4:5:4.
4. The novel three-axis continuous polymerization devolatilization extruder as claimed in claim 2, wherein 4 hooks (205) are installed on the rotating plate (204) of the two rotating shafts (203), 5 hooks (205) are installed on the rotating plate (204) of the central rotating shaft (203), and the rotating speed ratio of the three rotating shafts (203) is as follows: 5:4:5.
5. A novel three-axis continuous polymerization devolatilization extruder as claimed in any one of claims 3 to 4 in which said hooks (205) and said rotating plate (204) are removably attached to said rotating shaft (203) by means of building blocks, and the position of said rotating plate (204) can be adjusted.
6. The novel three-shaft continuous polymerization devolatilization extruder as claimed in claim 5, wherein said barrel container (1) is formed by connecting a plurality of reaction barrels in series and butt joint, and both ends of the sidewall of said barrel container (1) are respectively provided with a reaction feed inlet (101) and a reaction discharge outlet (102).
7. The novel three-axis continuous polymerization devolatilization extruder as claimed in claim 6, wherein a circumferentially arranged heat conducting cavity is formed in the sidewall of each reaction barrel, a heat medium feeding pipeline (103) and a heat medium discharging pipeline (104) are further installed on the outer side of the reaction barrel, the heat medium feeding pipeline (103) and the heat medium discharging pipeline (104) are both communicated with the heat conducting cavity, and the heat medium feeding pipeline (103) and the heat medium discharging pipeline (104) are connected to a heat medium heating system to heat the reactants in the barrel container (1).
8. The novel three-axis continuous polymerization devolatilization extruder as claimed in claim 7, wherein said rotating shaft (203) is installed with a heat medium feeding channel (201) and a heat medium discharging channel (202), and said heat medium feeding channel and said heat medium discharging channel are in a heat medium heating system.
9. The novel triaxial continuous polymerization devolatilization extruder as claimed in claim 8, wherein said reaction barrel (1) is formed with a reactor vacuum exhaust chamber (105), and said reactor vacuum exhaust chamber (105) is connected to a vacuum condensing system through a vacuum pipeline and a valve.
10. The novel tri-axial continuous polymerization devolatilization extruder as set forth in claim 9, wherein said screw extruder comprises: barrel (3), screw rod (4), barrel (3) horizontal setting, screw rod (4) have two and horizontal installation in barrel (3), extrusion feed inlet (301) have been seted up on barrel (3) first end lateral wall, the second end opening setting of barrel (3) forms extrusion bin outlet (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210082853.9A CN114454459A (en) | 2022-01-25 | 2022-01-25 | Novel triaxial continuous polymerization devolatilization extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210082853.9A CN114454459A (en) | 2022-01-25 | 2022-01-25 | Novel triaxial continuous polymerization devolatilization extruder |
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| Publication Number | Publication Date |
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| CN114454459A true CN114454459A (en) | 2022-05-10 |
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|---|---|---|---|
| CN202210082853.9A Pending CN114454459A (en) | 2022-01-25 | 2022-01-25 | Novel triaxial continuous polymerization devolatilization extruder |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889000A (en) * | 2022-05-18 | 2022-08-12 | 江苏诚盟装备股份有限公司 | Continuous polymerization extrusion complete equipment |
| CN116749484A (en) * | 2023-08-21 | 2023-09-15 | 天津君宇科技股份有限公司 | Efficient devolatilization equipment with double helical rotors |
-
2022
- 2022-01-25 CN CN202210082853.9A patent/CN114454459A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114889000A (en) * | 2022-05-18 | 2022-08-12 | 江苏诚盟装备股份有限公司 | Continuous polymerization extrusion complete equipment |
| CN116749484A (en) * | 2023-08-21 | 2023-09-15 | 天津君宇科技股份有限公司 | Efficient devolatilization equipment with double helical rotors |
| CN116749484B (en) * | 2023-08-21 | 2023-11-21 | 天津君宇科技股份有限公司 | Efficient devolatilization equipment with double helical rotors |
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