CN110843152A - Ethylene propylene rubber production blending system and production blending method - Google Patents
Ethylene propylene rubber production blending system and production blending method Download PDFInfo
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- CN110843152A CN110843152A CN201910882107.6A CN201910882107A CN110843152A CN 110843152 A CN110843152 A CN 110843152A CN 201910882107 A CN201910882107 A CN 201910882107A CN 110843152 A CN110843152 A CN 110843152A
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- blending
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- side wall
- polymerization liquid
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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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
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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
- B29B7/00—Mixing; Kneading
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
- B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
- B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
- B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
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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
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7457—Mixing heads without moving stirrer
-
- 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
- B29B7/00—Mixing; Kneading
- B29B7/80—Component parts, details or accessories; Auxiliary operations
- B29B7/82—Heating or cooling
- B29B7/826—Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2823/00—Use of polyalkenes or derivatives thereof as mould material
- B29K2823/16—EPM, i.e. ethylene-propylene copolymers; EPDM, i.e. ethylene-propylene-diene copolymers; EPT, i.e. ethylene-propylene terpolymers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides an ethylene propylene rubber production blending system, which comprises: the side wall of the blending storage tank is provided with a first polymerization liquid inlet and a polymerization liquid conveying pipe; the side wall of the admixture pipe is provided with a plurality of through holes, one end of the polymerization liquid conveying pipe is connected to the side wall of the bottom of the admixture storage tank, and the other end of the polymerization liquid conveying pipe is connected to the side wall of the top of the admixture storage tank and is communicated with the admixture pipe; and a mixing tank, the bottom of the admixture storage tank is communicated with the mixing tank, and the mixing tank is provided with a second polymerization liquid input port. The invention also provides a blending method. The invention aims to provide an ethylene propylene rubber production blending system and a production blending method for uniformly mixing different batches of glue solutions.
Description
Technical Field
The invention relates to the technical field of rubber and polymer production, in particular to an ethylene propylene rubber production blending system and a production blending method.
Background
In the industrial production of ethylene propylene diene monomer, the quality of the polymerization liquid fluctuates due to the influence of various factors such as raw material quality, feeding amount, catalyst, molecular weight regulator, temperature, pressure and the like. Unstable polymerization conditions at the initial stage of the reaction also cause quality fluctuation in the normal production process, and a blending process is required to be arranged for reducing the batch difference of products and ensuring that the products in the same batch have more stable performance.
A blending method for producing bimodal ethylene propylene rubber needs 2 grades of intermediate products to be fully mixed, processed and molded in the process.
The traditional blending can be realized by a stirrer, but under the conditions of high-viscosity materials and larger containers, the stirrer is not good in effect, more in energy consumption and not good in economical efficiency.
Disclosure of Invention
Aiming at the problems in the related art, the invention aims to provide an ethylene propylene rubber production blending system and a production blending method for uniformly mixing different batches of glue solutions.
In order to achieve the above object, the present invention provides an ethylene propylene rubber production blending system, comprising: the side wall of the blending storage tank is provided with a first polymerization liquid inlet and a polymerization liquid conveying pipe; the side wall of the admixture pipe is provided with a plurality of through holes, one end of the polymerization liquid conveying pipe is connected to the side wall of the bottom of the admixture storage tank, and the other end of the polymerization liquid conveying pipe is connected to the side wall of the top of the admixture storage tank and is communicated with the admixture pipe; and a mixing tank, the bottom of the admixture storage tank is communicated with the mixing tank, and the mixing tank is provided with a second polymerization liquid input port.
According to one embodiment of the invention, the admixture pipe is arranged in a central position of the admixture tank in the axial direction L of the admixture tank, and the plurality of through holes are evenly distributed over the side wall of the admixture pipe.
According to one embodiment of the invention, the top side wall of the admixture pipe communicates with the polymerization liquid transfer pipe and the bottom end communicates with the interior of the admixture tank, wherein the polymerization liquid transfer pipe is located in a pipe section outside the admixture tank in series with the admixture pump.
According to one embodiment of the invention, a heating coil for heating the material in the blending tank is also arranged in the blending tank.
According to one embodiment of the invention, a first transfer pump is also connected in series in the pipe section of the blending tank, the bottom of which communicates with the mixing tank.
According to one embodiment of the invention, a stirrer for stirring the material in the mixing tank is also arranged in the mixing tank.
According to one embodiment of the invention, the bottom of the mixing tank is connected to a second delivery pump, a first branch at the outlet of the second delivery pump is connected to the side wall of the mixing tank, and a second branch is connected to an external extrusion processing device.
According to another aspect of the invention, the invention also provides an ethylene propylene rubber production blending method, which is characterized by comprising the following steps:
outputting the first polymerization liquid in the blending storage tank from a bottom side wall of the blending storage tank and from a top side wall thereof into a blending pipe in the blending storage tank;
extruding the first polymerization liquid in the blending pipe into the blending storage tank again through the through hole on the side wall of the blending pipe so as to mix the glue solutions of the layers of the first polymerization liquid; and
the mixed first polymerization liquid is sent to a mixing tank and mixed with the second polymerization liquid in the mixing tank.
According to an embodiment of the present invention, further comprising: during the mixing of the first polymerization liquid in the blending tank, the first polymerization liquid is heated using heating coils disposed in the blending tank.
According to an embodiment of the present invention, further comprising: while the first polymer liquid and the second polymer liquid after mixing are mixed, the first polymer liquid and the second polymer liquid are stirred by a stirrer provided in the mixing tank.
The invention has the beneficial technical effects that:
according to the blending system for producing the ethylene propylene rubber, disclosed by the invention, different batches of glue solutions are mixed by using the principle of uniformly mixing the blending pipes, so that the quality of the glue solutions is uniform, the quality of products is improved, the batch difference of the products is reduced, and the performance of the products in the same batch is more stable. The technology is simple and practical to operate, low in equipment investment and energy-saving, and has good economic benefits and application prospects.
Drawings
FIG. 1 is a schematic illustration of an ethylene-propylene rubber production blending system according to one embodiment of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, an embodiment of one aspect of the present invention provides an ethylene-propylene rubber production blending system. The system comprises: a blending storage tank 1, wherein a first polymerization liquid inlet and a polymerization liquid conveying pipe are arranged on the side wall of the blending storage tank 1; a blending pipe 2 disposed inside the blending tank 1, a side wall of the blending pipe 2 being opened with a plurality of through holes, and one end of the polymerization liquid transporting pipe being connected to a bottom side wall of the blending tank 1, the other end being connected to a top side wall of the blending tank 1 and communicating with the blending pipe 2; and a mixing tank 5, the bottom of the admixture tank 1 being communicated with the mixing tank 5, and the mixing tank 5 being provided with a second polymerization liquid input port.
In the ethylene propylene rubber production mixing system related to the embodiment, different batches of glue solutions are mixed by using the mixing and pipe-distributing principle, so that the quality of the glue solutions is uniform, the quality of products is improved, the batch difference of the products is reduced, and the performance of the products in the same batch is more stable. The technology is simple and practical to operate, low in equipment investment and energy-saving, and has good economic benefits and application prospects.
According to one embodiment of the invention, the admixture pipe 2 is arranged in a central position of the admixture tank 1 in the axial direction L of the admixture tank 1, and a plurality of through holes are evenly distributed on the side wall of the admixture pipe 2. Thus, the glue solution required in the production process can be further ensured to be uniformly mixed.
According to one embodiment of the present invention, the top side wall of the admixture pipe 2 communicates with the polymerization liquid transport pipe, and the bottom end communicates with the inside of the admixture tank 1, wherein the admixture pump 3 is connected in series in a pipe section of the polymerization liquid transport pipe located outside the admixture tank 1.
According to one embodiment of the invention, a heating coil 8 for heating the material in the blending tank 1 is also provided in the blending tank 1.
According to one embodiment of the invention, a first transfer pump 4 is also connected in series in the pipe section where the bottom of the admixture tank 1 communicates with the mixing tank 5.
According to one embodiment of the invention, a stirrer 6 for stirring the material in the mixing tank 5 is also provided in the mixing tank 5.
According to one embodiment of the invention, the bottom of the mixing tank 5 is connected to a second delivery pump 7, a first branch at the outlet of the second delivery pump 7 is connected to the side wall of the mixing tank 5, and a second branch is connected to an external extrusion processing device.
According to another aspect of the invention, the invention also provides an ethylene propylene rubber production blending method, which is characterized by comprising the following steps:
the first polymerization liquid in the blending tank 1 is outputted from the bottom side wall of the blending tank 1 and inputted from the top side wall thereof into the blending pipe 2 in the blending tank 1;
extruding the first polymerization liquid in the blending pipe 2 into the blending storage tank 1 again through a through hole in the side wall of the blending pipe 2 to mix glue layers of the first polymerization liquid; and
the mixed first polymerization liquid is sent to the mixing tank 5, and is mixed with the second polymerization liquid in the mixing tank 5.
Therefore, different batches of glue solutions are mixed by using the principle of the mixing and uniform distribution pipe, so that the quality of the glue solutions is uniform, the quality of products is improved, the batch difference of the products is reduced, and the performance of the products in the same batch is more stable. The technology is simple and practical to operate, low in equipment investment and energy-saving, and has good economic benefits and application prospects.
According to an embodiment of the present invention, further comprising: during the mixing of the first polymerization liquid in the blending tank 1, the first polymerization liquid is heated by means of a heating coil 8 provided in the blending tank 1.
According to an embodiment of the present invention, further comprising: while the first polymer liquid and the second polymer liquid after mixing are mixed, the first polymer liquid and the second polymer liquid are stirred by a stirrer 6 provided in a mixing tank 5.
In one embodiment of the present invention, different batches of polymer liquid with different mass enter the blending tank 1, and the natural mixing effect is not good due to the high viscosity of the polymer liquid. The polymerization solution flows out of the bottom of the tank into a blending pump 3. After being pressurized by a blending pump 3, the mixture is returned to the blending tank 1 through a homogeneous blending pipe 2 installed in the blending tank 1. The homogeneous mixing pipe 2 has certain diameter and is vertically installed in the center of the mixing tank 1, small holes with certain diameter are distributed in the pipe wall along each angle in a staggered mode from top to bottom and from left to right, the polymerization liquid is extruded from the small holes from inside to outside, and all layers of glue liquid in the tank are mixed forcibly and are mixed more uniformly through a plurality of cycles of the mixing pump 3. The polymer liquid which is mixed and homogenized in a certain proportion is conveyed to a mixing tank 5 through a conveying pump 4, the polymer liquid is mixed with another strand of polymer liquid of the batch B, a stirrer 6 plays a role in mixing 2 strands of polymer liquid, and the mixed polymer liquid is conveyed to post-treatment extrusion processing through a conveying pump 7. The mixing storage tank 1 is provided with an internal heating coil 8 to keep the materials at a certain temperature, which is favorable for reducing the viscosity of the polymerization liquid and enhancing the mixing effect.
Different batches of polymer liquid with different quality enter the blending storage tank 1, and the natural mixing effect is poor due to the high viscosity of the polymer liquid. The polymerization solution flows out of the bottom of the tank into a blending pump 3. After being pressurized by a blending pump 3, the mixture is returned to the blending tank 1 through a homogeneous blending pipe 2 installed in the blending tank 1. The homogeneous mixing pipe 2 has certain diameter and is vertically installed in the center of the mixing tank 1, small holes with certain diameter are distributed in the pipe wall along each angle in a staggered mode from top to bottom and from left to right, the polymerization liquid is extruded from the small holes from inside to outside, and all layers of glue liquid in the tank are mixed forcibly and are mixed more uniformly through a plurality of cycles of the mixing pump 3. The polymer liquid which is mixed and homogenized in a certain proportion is conveyed to a mixing tank 5 through a conveying pump 4, the polymer liquid is mixed with another strand of polymer liquid of the batch B, a stirrer 6 plays a role in mixing 2 strands of polymer liquid, and the mixed polymer liquid is conveyed to post-treatment extrusion processing through a conveying pump 7. The mixing storage tank 1 is provided with an internal heating coil 8 to keep the materials at a certain temperature, which is favorable for reducing the viscosity of the polymerization liquid and enhancing the mixing effect.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An ethylene-propylene rubber production blending system is characterized by comprising:
a blending storage tank (1), wherein a first polymerization liquid input port and a polymerization liquid conveying pipe are arranged on the side wall of the blending storage tank (1);
a blending pipe (2) disposed inside the blending tank (1), a side wall of the blending pipe (2) being opened with a plurality of through holes, and one end of the polymer liquid conveying pipe being connected to a bottom side wall of the blending tank (1) and the other end being connected to a top side wall of the blending tank (1) and communicating with the blending pipe (2); and
a mixing tank (5), the bottom of the admixture storage tank (1) being in communication with the mixing tank (5), and the mixing tank (5) being provided with a second polymerization liquid inlet.
2. The ethylene-propylene rubber production blending system of claim 1,
the admixture pipe (2) is arranged in the axial direction (L) of the admixture tank (1) in a central position of the admixture tank (1), and the plurality of through holes are evenly distributed on the side wall of the admixture pipe (2).
3. The ethylene-propylene rubber production blending system of claim 1,
the top side wall of the admixture pipe (2) communicates with the polymerization liquid transport pipe, and the bottom end communicates with the interior of the admixture tank (1),
wherein a blending pump (3) is connected in series in a pipe section of the polymerization liquid conveying pipe located outside the blending storage tank (1).
4. The ethylene-propylene rubber production blending system of claim 1,
the blending storage tank (1) is also provided with a heating coil (8) for heating the materials in the blending storage tank (1).
5. The ethylene-propylene rubber production blending system of claim 1,
a first delivery pump (4) is also connected in series in a pipe section of the bottom of the blending storage tank (1) communicated with the mixing tank (5).
6. The ethylene-propylene rubber production blending system of claim 1,
and a stirrer (6) for stirring the materials in the mixing tank (5) is also arranged in the mixing tank (5).
7. The ethylene-propylene rubber production blending system of claim 1,
the bottom of the mixing tank (5) is connected to a second delivery pump (7), a first branch at the outlet of the second delivery pump (7) is connected to the side wall of the mixing tank (5), and a second branch is connected to external extrusion processing equipment.
8. The blending method for producing the ethylene propylene rubber is characterized by comprising the following steps of:
outputting the first polymerization liquid in the blending tank (1) from a bottom side wall of the blending tank (1) and from a top side wall thereof into a blending pipe (2) in the blending tank (1);
squeezing the first polymerization liquid in the blending pipe (2) into the blending storage tank (1) again from the through hole on the side wall of the blending pipe (2) so as to mix the layers of the first polymerization liquid; and
the mixed first polymerization liquid is sent to a mixing tank (5) and mixed with a second polymerization liquid in the mixing tank (5).
9. The ethylene-propylene rubber production blending method according to claim 8, further comprising:
during the mixing of the first polymerization liquid in the blending tank (1), the first polymerization liquid is heated with a heating coil (8) disposed in the blending tank (1).
10. The ethylene-propylene rubber production blending method according to claim 8, further comprising:
while the first polymer liquid and the second polymer liquid after mixing are mixed, the first polymer liquid and the second polymer liquid are stirred by a stirrer (6) provided in the mixing tank (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910882107.6A CN110843152A (en) | 2019-09-18 | 2019-09-18 | Ethylene propylene rubber production blending system and production blending method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910882107.6A CN110843152A (en) | 2019-09-18 | 2019-09-18 | Ethylene propylene rubber production blending system and production blending method |
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| CN110843152A true CN110843152A (en) | 2020-02-28 |
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Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4734198A (en) * | 1984-02-06 | 1988-03-29 | Minntech Corporation | Dialysis solution mixing system |
| DE29923148U1 (en) * | 1999-10-13 | 2000-06-29 | Deutsches Inst Kautschuk | Plant for the production of rubber compounds |
| DE10148721A1 (en) * | 2001-10-02 | 2003-04-10 | Buehler Ag | Elastomer compound production for rubber product manufacture involves use of an elastomer in a fluid |
| WO2003031131A1 (en) * | 2001-10-04 | 2003-04-17 | Bühler AG | Continuous production of elastomer mixtures for producing rubber |
| CN1600795A (en) * | 2003-09-27 | 2005-03-30 | 中国石油天然气股份有限公司 | Method for preparing extra high molecular polymer of alpha olefin and equipment |
| CN202410543U (en) * | 2011-12-31 | 2012-09-05 | 江苏尤佳手套有限公司 | Recycle mixing and stirring device |
| CN202829910U (en) * | 2012-09-11 | 2013-03-27 | 佛山市金银河机械设备有限公司 | Continuous production line for methyl vinyl silicone rubber |
| CN203139922U (en) * | 2012-12-30 | 2013-08-21 | 灯塔北方化工有限公司 | Device for compounding liquid material |
| CN103732370A (en) * | 2011-07-29 | 2014-04-16 | 米其林集团总公司 | Method for the production of a rubber composition at high temperature |
| CN103877885A (en) * | 2014-04-10 | 2014-06-25 | 中国水利水电科学研究院 | Self-circulation type stirring device |
| CN204275832U (en) * | 2014-11-25 | 2015-04-22 | 山东东阿阿胶股份有限公司 | The evenly mixing device of material in a kind of traditional Chinese medicine extraction closed circuit |
| CN204638031U (en) * | 2015-05-28 | 2015-09-16 | 张新贞 | A kind of colloid stirring device |
| CN105273195A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Raw rubber production device |
| CN109401327A (en) * | 2018-11-09 | 2019-03-01 | 宁波隆盛硅业有限公司 | A kind of wear-resistant temperature-resistant silicon rubber and its production technology and production system |
-
2019
- 2019-09-18 CN CN201910882107.6A patent/CN110843152A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4734198A (en) * | 1984-02-06 | 1988-03-29 | Minntech Corporation | Dialysis solution mixing system |
| DE29923148U1 (en) * | 1999-10-13 | 2000-06-29 | Deutsches Inst Kautschuk | Plant for the production of rubber compounds |
| DE10148721A1 (en) * | 2001-10-02 | 2003-04-10 | Buehler Ag | Elastomer compound production for rubber product manufacture involves use of an elastomer in a fluid |
| WO2003031131A1 (en) * | 2001-10-04 | 2003-04-17 | Bühler AG | Continuous production of elastomer mixtures for producing rubber |
| CN1600795A (en) * | 2003-09-27 | 2005-03-30 | 中国石油天然气股份有限公司 | Method for preparing extra high molecular polymer of alpha olefin and equipment |
| CN103732370A (en) * | 2011-07-29 | 2014-04-16 | 米其林集团总公司 | Method for the production of a rubber composition at high temperature |
| CN202410543U (en) * | 2011-12-31 | 2012-09-05 | 江苏尤佳手套有限公司 | Recycle mixing and stirring device |
| CN202829910U (en) * | 2012-09-11 | 2013-03-27 | 佛山市金银河机械设备有限公司 | Continuous production line for methyl vinyl silicone rubber |
| CN203139922U (en) * | 2012-12-30 | 2013-08-21 | 灯塔北方化工有限公司 | Device for compounding liquid material |
| CN103877885A (en) * | 2014-04-10 | 2014-06-25 | 中国水利水电科学研究院 | Self-circulation type stirring device |
| CN204275832U (en) * | 2014-11-25 | 2015-04-22 | 山东东阿阿胶股份有限公司 | The evenly mixing device of material in a kind of traditional Chinese medicine extraction closed circuit |
| CN204638031U (en) * | 2015-05-28 | 2015-09-16 | 张新贞 | A kind of colloid stirring device |
| CN105273195A (en) * | 2015-10-15 | 2016-01-27 | 吴长江 | Raw rubber production device |
| CN109401327A (en) * | 2018-11-09 | 2019-03-01 | 宁波隆盛硅业有限公司 | A kind of wear-resistant temperature-resistant silicon rubber and its production technology and production system |
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