Simple production device of polyether modified polysiloxane

Through innovative design of the feeding and sealing components, the raw materials can be added quickly without changing the internal pressure of the reaction cylinder in the production of polyether-modified polysiloxanes, solving the problem of inconvenient operation in the existing technology and improving production efficiency and sealing performance.

CN223475009UActive Publication Date: 2025-10-28SHANDONG FUXIN ZHUOPING NEW MATERIALS CO LTD

Patent Information

Application Number
CN202422557738.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-10-22
Publication Date
2025-10-28
Estimated Expiration
2034-10-22

AI Technical Summary

Technical Problem

Existing polyether-modified polysiloxane production equipment requires pressure valve adjustment when adding additional raw materials, which is inconvenient to operate and affects production efficiency.

Method used

The design employs a feeding and sealing assembly, which enables the rapid addition of additional raw materials without altering the internal pressure of the reaction cylinder through magnetic and mechanical structures. This includes the combined use of magnetic rings and bevel rings, as well as the design of sealing rings and caps to ensure the sealing of the reaction cylinder.

Benefits of technology

This improved the production efficiency of polyether-modified polysiloxane, ensured uniform pressure inside the reaction cylinder, avoided affecting the sealing effect due to feeding operations, and enhanced production efficiency.

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Abstract

The simple production device comprises a reaction cylinder, the outer wall of the reaction cylinder is communicated with a feeding port, a discharging port is formed below the feeding port, supporting legs are fixedly installed at the bottom of the reaction cylinder, a water removal structure is fixedly installed in the reaction cylinder, and a water outlet is formed in the bottom of the reaction cylinder. The processing assembly comprises a feeding assembly arranged above the supporting legs, a sealing assembly is arranged on the outer side of the feeding assembly, and the feeding assembly forms one part. When polyether modified polysiloxane needs to be produced, raw materials are added into the reaction cylinder from a feeding port, and then the raw materials are fed into the reaction cylinder from a discharging port; meanwhile, extra raw materials are added into the annular groove, the reaction cylinder is integrally sealed through the sealing assembly, the motor is started, the rotating rod fixedly installed at the output end of the motor rotates along with the motor, the rotating rod drives the stirring rod fixedly installed on the outer wall of the rotating rod to rotate along with the motor, and the raw materials are mixed.
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Description

Technical Field

[0001] This utility model relates to the field of polyether-modified polysiloxane production technology, specifically a simple production device for polyether-modified polysiloxane. Background Technology

[0002] Polyether-modified polysiloxane is a polymer compound composed of polysiloxane and polyether linked by chemical bonds. This material combines the low surface tension of polysiloxane with the hydrophilicity of polyether, making it perform well in many industrial applications.

[0003] As disclosed in Chinese Patent CN113694867B, a simple production apparatus for polyether-modified polysiloxane involves sequentially adding initial raw materials into a reaction cylinder. Initially, the left and right main shafts are joined together. Rotating the main shaft causes the right main shaft to drive the bushing and rotating shaft to revolve around the main shaft. The rotation of the rotating shaft is caused by the meshing of the gear teeth on the outer circle of the gear ring with the gears. This allows the rotating shaft and the stirring rod on the rotating shaft to mix and stir the initial raw materials in the reaction cylinder, ensuring that the components fully contact and react. During the reaction, the dehydration structure adsorbs moisture in the reaction cylinder, thereby controlling the water content of the product. This allows for control of the production quality of the product based on the water content parameter. After all raw materials have been completely mixed and reacted, the main shaft is rotated to the side of the corresponding discharge port. At this point, the left main shaft is moved to the left. This causes the left and right sides of the main shaft to separate. At this time, the gear column moves to the left along with the left side of the main shaft. The gear column pushes the ring to the left, which in turn pushes the spring block out of the slot, allowing the gear ring to rotate freely. At this time, the teeth of the gear column mesh with the inner teeth of the gear ring. Then, keeping the right side of the main shaft stationary, the left side of the main shaft rotates alone. At this time, the dewatering structure drives the gear column to rotate around the axis of the main shaft, thereby driving the gear ring to rotate around the axis of the main shaft. The gear ring, through meshing with the gear, drives the rotating shaft to rotate. At this time, since the spiral blades are facing the discharge port, under the continuous rotation of the rotating shaft, the spiral blades actively push the produced polyether-modified polysiloxane towards the discharge port, accelerating the discharge, thereby improving the discharge efficiency and shortening the production cycle. During the reaction process, the reaction environment inside the reaction cylinder can be monitored by the pressure valve, and the pressure inside the reaction cylinder can be balanced by adjusting the opening and closing of the pressure valve.

[0004] While this structure allows for the mixing of raw materials for the production of polyether-modified polysiloxanes, the addition of additional raw materials during production requires adjusting a pressure valve, which is inconvenient and slow. Therefore, we propose a simplified production device for polyether-modified polysiloxanes that allows for the rapid addition of additional raw materials without the need for pressure adjustment inside the reaction cylinder, thereby improving the production efficiency of polyether-modified polysiloxanes. Utility Model Content

[0005] The purpose of this invention is to provide a simple production apparatus for polyether-modified polysiloxanes to solve the problems mentioned in the background art.

[0006] To achieve the above objectives, this utility model provides the following technical solution: a simple production apparatus for polyether-modified polysiloxane, comprising a reaction cylinder, an inlet connected to the outer wall of the reaction cylinder, an outlet below the inlet, a support leg fixedly installed at the bottom of the reaction cylinder, a dewatering structure fixedly installed inside the reaction cylinder, and a processing component disposed above the support leg, the processing component including a feeding component disposed above the support leg, and a sealing component disposed on the outside of the feeding component.

[0007] Preferably, the feeding assembly includes an annular groove formed in the reaction cylinder, a fixing plate fixedly installed on the inner wall of the annular groove, an mounting plate fixedly installed on the top surface of the reaction cylinder, a motor fixedly installed on the top surface of the mounting plate, a rotating rod fixedly installed at the output end of the motor, a stirring rod fixedly installed on the outer wall of the rotating rod, a sleeve block sleeved on the outer wall of the rotating rod, a connecting plate hinged to the outer wall of the sleeve block, a magnetic block fixedly installed on the outer wall of the connecting plate, an outer ring body fixedly installed on the top surface inside the reaction cylinder, a magnetic ring slidably arranged inside the outer ring body, a slope ring fixedly installed on the top surface of the magnetic ring, and an inner ring body slidably arranged on the outer wall of the magnetic ring.

[0008] Preferably, the sealing assembly includes a cover fitted inside the annular groove, a sealing ring fixedly installed at the bottom of the cover, a handle fixedly installed on the side of the cover away from the sealing ring, a first limiting rod fixedly installed on the top surface of the reaction cylinder, a slider slidably disposed on the outer wall of the first limiting rod, a pressure plate fixedly installed on the outer wall of the slider, a hinge plate hinged to the end of the pressure plate, a sleeve plate hinged to the end of the hinge plate away from the pressure plate, a second limiting rod slidably disposed inside the sleeve plate, and a spring sleeved on the outer wall of the second limiting rod.

[0009] Preferably, the magnetic block and the magnetic ring are magnetically repelled, and the magnetic ring is slidably disposed with respect to the interior of the outer ring body and the outer wall of the inner ring body. Under the restriction of magnetic repulsion, the magnetic block can make the magnetic ring slide upward, and push additional raw materials through the ramp ring to perform the feeding operation.

[0010] Preferably, the slope ring section is set with an incline, and the outer ring body and the inner ring body have holes on their outer walls. Under the constraint of the slope ring set with an incline, the raw material can be prevented from accumulating on the top surface of the slope ring, which can assist the feeding. The outer ring body and the inner ring body with holes can add additional raw materials to the inside of the reaction cylinder without changing the internal pressure of the reaction cylinder and feeding through the feed port.

[0011] Preferably, the inner ring is fixedly installed on the top surface inside the reaction cylinder, and the outer ring is sleeved on the outside of the inner ring. Under the constraint of the outer ring and the inner ring, the magnetic ring can be supported, so that additional raw materials can be stored above the ring for feeding.

[0012] Preferably, there are four connecting plates, arranged in a cross shape around the center of the rotating rod. When the motor speed reaches its maximum, the centrifugal force on the connecting plates is the greatest, and the connecting plates are in a horizontal state, with the magnetic block and magnetic ring parallel, so as to add raw materials to the inside of the reaction cylinder.

[0013] Preferably, the end of the hinge plate is hinged to the pressure plate and the sleeve plate, and there are two hinge plates, which are symmetrically distributed around the center line of the sleeve plate. Under their constraint, the two pressure plates can be pushed and pulled simultaneously.

[0014] Preferably, the sealing ring is made of rubber, and the outer wall of the sealing ring is slidably disposed with the inner wall of the ring groove. The rubber sealing ring can improve the overall sealing effect of the reaction cylinder.

[0015] Preferably, the pressure plate is slidably disposed with respect to the top surface of the reaction cylinder, and the second limiting rod is fixedly installed with respect to the top surface of the reaction cylinder. Under the restriction of the pressure plate, the cover can be restricted so that the cover will not detach from the annular groove due to the internal pressure of the reaction cylinder.

[0016] Compared with the prior art, the beneficial effects of this utility model are:

[0017] 1. This simple production apparatus for polyether-modified polysiloxane consists of a feeding assembly as one component. When polyether-modified polysiloxane production is required, the raw material is added into the reaction cylinder through the feed inlet, and additional raw material is added into the annular groove. The reaction cylinder is sealed by a sealing assembly. The motor is started, and the rotating rod fixedly installed at its output end rotates accordingly. The rotating rod drives the stirring rod fixedly installed on its outer wall to rotate, mixing the raw materials. When additional raw material needs to be added for polyether-modified polysiloxane production, the motor speed is adjusted to the maximum. Under centrifugal force, the rotating rod drives the sleeve block to rotate, thus mixing the sleeve block. The connecting plate, hinged to the outer wall, swings to bring it to a horizontal position. At this time, the magnetic block and the magnetic ring are set parallel to each other. Under the constraint of magnetic repulsion, the magnetic ring is pushed, causing it to slide inside the outer ring. The magnetic ring drives the ramp ring to move upward, pushing the raw material at its top. The material is fed through the holes on the outer wall of the magnetic ring and the inner ring, adding additional raw material to the inside of the reaction cylinder. After the feeding is completed, the rotation speed is restored to continue mixing the polyether-modified polysiloxane raw material. This structure does not require opening the feed port for feeding, making the overall pressure inside the reaction cylinder uniform and consistent, thereby improving the production efficiency of polyether-modified polysiloxane.

[0018] 2. This simplified production apparatus for polyether-modified polysiloxane comprises a sealing component. When polyether-modified polysiloxane is to be produced, the polyether-modified polysiloxane raw material needs to be added to the inside of the reaction cylinder, and additional raw material needs to be added to the inside of the annular groove. The cover is opened, the additional raw material is added to the inside of the annular groove, and then the cover is fitted inside the annular groove. Under the constraint of the sealing ring, the sealing effect can be improved. At this time, the sleeve plate is released, and under the elastic action of the spring, the sleeve plate is pushed away from the cover. Since the end of the hinge plate is hinged to the pressure plate and the sleeve plate, under its constraint, the sleeve plate pulls the pressure plate through the hinge plate, causing the slider fixedly installed on the outer wall of the pressure plate to slide on the outer wall of the first limit rod. The two pressure plates move in opposite directions, pressing the top surface of the cover, so that the cover is stably installed inside the annular groove. This structure can make the overall sealing of the reaction cylinder better, and the overall sealing effect of the reaction cylinder will not be affected by the feeding component, thereby improving the production effect of polyether-modified polysiloxane. Attached Figure Description

[0019] Figure 1 This is a three-dimensional view of the structure of this utility model.

[0020] Figure 2 This is a three-dimensional cross-sectional view of the structure of this utility model.

[0021] Figure 3 This is a diagram of the feeding component of this utility model.

[0022] Figure 4 This is a cross-sectional schematic diagram of the feeding component of this utility model.

[0023] Figure 5 This is a diagram of the structural sealing component of this utility model.

[0024] Figure 6 This is an exploded view of the structural sealing assembly of this utility model.

[0025] In the diagram: 1. Reaction cylinder; 2. Inlet; 3. Outlet; 4. Processing component; 41. Feeding component; 43. Sealing component; 5. Support leg; 6. Dewatering structure; 411. Mounting plate; 412. Motor; 413. Rotating rod; 414. Stirring rod; 415. Sleeve block; 416. Connecting plate; 417. Magnetic block; 418. Ring groove; 419. Fixing plate; 420. Outer ring body; 421. Magnetic ring; 422. Slope ring; 423. Inner ring body; 431. Cover body; 432. Sealing ring; 433. Handle; 434. First limiting rod; 435. Slider; 436. Pressure plate; 437. Hinge plate; 438. Second limiting rod; 439. Spring; 440. Sleeve plate. Detailed Implementation

[0026] To provide a clearer understanding of the technical features, objectives, and effects of this utility model, the specific embodiments of this utility model are now described with reference to the accompanying drawings.

[0027] Example 1: A preferred embodiment of the simple production apparatus for polyether-modified polysiloxane provided by this utility model is as follows: Figures 1 to 6 As shown: A simple production apparatus for polyether-modified polysiloxane, including a reaction cylinder 1;

[0028] The outer wall of the reaction cylinder 1 is connected to a feed inlet 2;

[0029] A discharge port 3 is provided below the feed inlet 2;

[0030] The bottom of the reaction cylinder 1 is fixedly equipped with a support leg 5;

[0031] A water removal structure 6 is fixedly installed inside the reaction cylinder 1;

[0032] The processing component 4 is located above the support leg 5. The processing component 4 includes a feeding component 41 located above the support leg 5. The feeding component 41 includes an annular groove 418 formed in the reaction cylinder 1. A fixing plate 419 is fixedly installed on the inner wall of the annular groove 418. An installation plate 411 is fixedly installed on the top surface of the reaction cylinder 1. A motor 412 is fixedly installed on the top surface of the installation plate 411. A rotating rod 413 is fixedly installed at the output end of the motor 412. A stirring rod 414 is fixedly installed on the outer wall of the rotating rod 413. A sleeve block 415 is sleeved on the outer wall of the rotating rod 413. A connecting plate 416 is hinged to the outer wall of the sleeve block 415. A magnetic block 417 is fixedly installed on the outer wall of the connecting plate 416. An outer ring body 420 is fixedly installed on the top surface inside the reaction cylinder 1. A magnetic ring 421 is slidably arranged inside the outer ring body 420. A slope ring 422 is fixedly installed on the top surface of the magnetic ring 421. An inner ring body 423 is slidably arranged on the outer wall of the magnetic ring 421.

[0033] In this embodiment, when polyether-modified polysiloxane production is required, the raw material is added into the reaction cylinder 1 through the feed inlet 2, and additional raw material is added into the annular groove 418. The reaction cylinder 1 is then sealed by the sealing assembly 43. The motor 412 is started, and the rotating rod 413 fixedly installed at its output end rotates accordingly. The rotating rod 413 drives the stirring rod 414 fixedly installed on its outer wall to rotate, mixing the raw materials. When additional raw materials need to be added for polyether-modified polysiloxane production, the speed of the motor 412 is adjusted to the maximum. Under the action of centrifugal force, the rotating rod 413 drives the sleeve block 415 to rotate, causing the connecting plate 416 hinged to the outer wall of the sleeve block 415 to swing, thus... When the connecting plate 416 is in a horizontal state, the magnetic block 417 and the magnetic ring 421 are set in parallel. Under the restriction of magnetic repulsion, the magnetic ring 421 is pushed, causing it to slide inside the outer ring body 420. The magnetic ring 421 drives the slope ring 422 to move upward. The slope ring 422 pushes the raw material on its top, and feeds it through the holes opened in the outer wall of the magnetic ring 421 and the inner ring body 423, adding additional raw material to the inside of the reaction cylinder 1. After the feeding is completed, the rotation speed is restored to continue mixing the polyether modified polysiloxane raw material. This structure does not require opening the feed port 2 for feeding, so that the overall pressure inside the reaction cylinder 1 is uniform, thereby improving the production effect of polyether modified polysiloxane.

[0034] In this configuration, the magnetic block 417 and the magnetic ring 421 are magnetically repelled. The magnetic ring 421 is slidably disposed inside the outer ring body 420 and on the outer wall of the inner ring body 423. Under the restriction of magnetic repulsion, the magnetic block 417 can make the magnetic ring 421 slide upward, and push additional raw materials through the ramp ring 422 to perform the feeding operation.

[0035] The slope ring 422 has an inclined cross-section, and the outer ring 420 and inner ring 423 have holes on their outer walls. Under the constraint of the inclined slope ring 422, the raw materials can be prevented from accumulating on the top surface of the slope ring 422, which helps to feed the material. The outer ring 420 and inner ring 423 with holes can add additional raw materials to the inside of the reaction cylinder 1 without changing the internal pressure of the reaction cylinder 1 and feeding through the feed port 2.

[0036] The inner ring 423 is fixedly installed on the top surface inside the reaction cylinder 1, and the outer ring 420 is sleeved on the outside of the inner ring 423. Under the constraint of the outer ring 420 and the inner ring 423, the magnetic ring 421 can be supported, so that additional raw materials can be stored above the slope ring 422 for feeding.

[0037] There are four connecting plates 416, which are arranged in a cross shape around the center of the rotating rod 413. When the motor 412 reaches its fastest speed, the centrifugal force on the connecting plate 416 is the greatest, and at the same time, the connecting plate 416 is in a horizontal state. The magnetic block 417 is parallel to the magnetic ring 421 so as to add raw materials to the inside of the reaction cylinder 1.

[0038] Example 2: Based on Example 1, a preferred embodiment of the simple production apparatus for polyether-modified polysiloxane provided by this utility model is as follows: Figures 1 to 6 As shown: The sealing assembly 43 includes a cover 431 fitted inside the annular groove 418. A sealing ring 432 is fixedly installed at the bottom of the cover 431. A handle 433 is fixedly installed on the side of the cover 431 away from the sealing ring 432. A first limiting rod 434 is fixedly installed on the top surface of the reaction cylinder 1. A slider 435 is slidably arranged on the outer wall of the first limiting rod 434. A pressure plate 436 is fixedly installed on the outer wall of the slider 435. A hinge plate 437 is hinged to the end of the pressure plate 436. A sleeve plate 440 is hinged to the end of the hinge plate 437 away from the pressure plate 436. A second limiting rod 438 is slidably arranged inside the sleeve plate 440. A spring 439 is sleeved on the outer wall of the second limiting rod 438.

[0039] In this embodiment, when polyether-modified polysiloxane is to be produced, the polyether-modified polysiloxane raw material needs to be added into the reaction cylinder 1, and additional raw material needs to be added into the annular groove 418. The cover 431 is opened, the additional raw material is added into the annular groove 418, and then the cover 431 is fitted into the annular groove 418. Under the constraint of the sealing ring 432, the sealing effect can be improved. At this time, the sleeve plate 440 is released, and under the elastic action of the spring 439, the sleeve plate 440 is pushed away from the cover 431. Because the end of the hinge plate 437 and... The pressure plate 436 and the sleeve plate 440 are hinged together. Under their constraint, the sleeve plate 440 pulls the pressure plate 436 through the hinge plate 437, causing the slider 435, which is fixedly installed on the outer wall of the pressure plate 436, to slide on the outer wall of the first limit rod 434. The two pressure plates 436 move towards each other and press against the top surface of the cover 431, so that the cover 431 is stably installed inside the annular groove 418. This structure can make the overall sealing of the reaction cylinder 1 better and will not affect the overall sealing effect of the reaction cylinder 1 due to the feeding component 41, thereby improving the production effect of polyether modified polysiloxane.

[0040] The hinge plate 437 is hinged to the pressure plate 436 and the sleeve plate 440 at its end. There are two hinge plates 437, which are symmetrically distributed around the center line of the sleeve plate 440. Under their constraint, the two pressure plates 436 can be pushed and pulled at the same time.

[0041] Among them, the sealing ring 432 is made of rubber, and the outer wall of the sealing ring 432 is slidably disposed with the inner wall of the ring groove 418. The rubber sealing ring 432 can improve the overall sealing effect of the reaction cylinder 1.

[0042] The pressure plate 436 is slidably disposed on the top surface of the reaction cylinder 1, and the second limiting rod 438 is fixedly installed on the top surface of the reaction cylinder 1. Under the restriction of the pressure plate 436, the cover 431 can be restricted so that the cover 431 will not be disengaged from the annular groove 418 due to the internal pressure of the reaction cylinder 1.

[0043] The above are merely illustrative embodiments of this utility model and are not intended to limit the scope of this utility model. Any equivalent changes and modifications made by those skilled in the art without departing from the concept and principles of this utility model should fall within the protection scope of this utility model. Furthermore, it should be noted that the components of this utility model are not limited to the overall application described above. Each technical feature described in the specification can be used individually or in combination as needed. Therefore, this utility model naturally covers other combinations and specific applications related to the points of this utility model.

Claims

1. A simple production apparatus for polyether-modified polysiloxane, comprising a reaction cylinder (1); The outer wall of the reaction cylinder (1) is connected to a feed inlet (2); A discharge port (3) is provided below the feed inlet (2); The bottom of the reaction cylinder (1) is fixedly equipped with a support leg (5); A water removal structure (6) is fixedly installed inside the reaction cylinder (1); And a processing assembly (4) disposed above the support leg (5), characterized in that: The processing component (4) includes a feeding component (41) disposed above the support leg (5), and a sealing component (43) is disposed on the outside of the feeding component (41); The feeding assembly (41) includes an annular groove (418) formed in the reaction cylinder (1). A fixing plate (419) is fixedly installed on the inner wall of the annular groove (418). An mounting plate (411) is fixedly installed on the top surface of the reaction cylinder (1). A motor (412) is fixedly installed on the top surface of the mounting plate (411). A rotating rod (413) is fixedly installed at the output end of the motor (412). A stirring rod (414) is fixedly installed on the outer wall of the rotating rod (413). 3) A sleeve block (415) is fitted on the outer wall. A connecting plate (416) is hinged to the outer wall of the sleeve block (415). A magnetic block (417) is fixedly installed on the outer wall of the connecting plate (416). An outer ring body (420) is fixedly installed on the top surface inside the reaction cylinder (1). A magnetic ring (421) is slidably arranged inside the outer ring body (420). A slope ring (422) is fixedly installed on the top surface of the magnetic ring (421). An inner ring body (423) is slidably arranged on the outer wall of the magnetic ring (421).

2. The simplified production apparatus for polyether-modified polysiloxane according to claim 1, characterized in that: The sealing assembly (43) includes a cover (431) fitted inside the annular groove (418), a sealing ring (432) fixedly installed at the bottom of the cover (431), a handle (433) fixedly installed on the side of the cover (431) away from the sealing ring (432), a first limiting rod (434) fixedly installed on the top surface of the reaction cylinder (1), a slider (435) slidably arranged on the outer wall of the first limiting rod (434), a pressure plate (436) fixedly installed on the outer wall of the slider (435), a hinge plate (437) hingedly connected to the end of the pressure plate (436), a sleeve plate (440) hingedly connected to the end of the hinge plate (437) away from the pressure plate (436), a second limiting rod (438) slidably arranged inside the sleeve plate (440), and a spring (439) sleeved on the outer wall of the second limiting rod (438).

3. A simplified production apparatus for polyether-modified polysiloxane according to claim 1, characterized in that: The magnetic block (417) and the magnetic ring (421) are magnetically repelled, and the magnetic ring (421) is slidably disposed with respect to the interior of the outer ring body (420) and the outer wall of the inner ring body (423).

4. A simplified production apparatus for polyether-modified polysiloxane according to claim 1, characterized in that: The slope ring (422) has an inclined cross-section, and the outer ring body (420) and the outer wall of the inner ring body (423) have holes.

5. A simplified production apparatus for polyether-modified polysiloxane according to claim 1, characterized in that: The inner ring (423) is fixedly installed on the top surface inside the reaction cylinder (1), and the outer ring (420) is sleeved on the outside of the inner ring (423).

6. A simplified production apparatus for polyether-modified polysiloxane according to claim 1, characterized in that: There are four connecting plates (416), which are arranged in a cross shape around the center of the rotating rod (413).

7. A simplified production apparatus for polyether-modified polysiloxane according to claim 2, characterized in that: The hinge plate (437) is hinged to the pressure plate (436) and the sleeve plate (440) at its end. There are two hinge plates (437) symmetrically distributed around the center line of the sleeve plate (440).

8. A simplified production apparatus for polyether-modified polysiloxane according to claim 2, characterized in that: The sealing ring (432) is made of rubber, and the outer wall of the sealing ring (432) is slidably disposed with the inner wall of the ring groove (418).

9. A simplified production apparatus for polyether-modified polysiloxane according to claim 2, characterized in that: The pressure plate (436) is slidably disposed on the top surface of the reaction cylinder (1), and the second limiting rod (438) is fixedly installed on the top surface of the reaction cylinder (1).

Citation Information

Patent Citations

  • A simple production apparatus for polyether-modified polysiloxane

    CN113694867B

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