CN113943452A - High-strength PE material modified fishing net and preparation method thereof - Google Patents
High-strength PE material modified fishing net and preparation method thereof Download PDFInfo
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- CN113943452A CN113943452A CN202111356181.8A CN202111356181A CN113943452A CN 113943452 A CN113943452 A CN 113943452A CN 202111356181 A CN202111356181 A CN 202111356181A CN 113943452 A CN113943452 A CN 113943452A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
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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
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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Abstract
The invention discloses a high-strength PE (polyethylene) material modified fishing net and a preparation method thereof, relates to the technical field of agricultural insecticides, and aims to solve the problem that the conventional polyethylene fishing net is broken in use due to the increase of the elongation percentage along with long-time use. The high-strength PE material comprises high-density polyethylene, ultrahigh-density polyethylene, nylon, a stabilizer and a catalyst, and the high-strength PE material comprises the following components in parts by weight: 20 parts of high-density polyethylene, 10 parts of ultrahigh-density polyethylene, 10 parts of nylon, 3 parts of a stabilizer and 5 parts of a catalyst, wherein the catalyst comprises magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and the stabilizer is one or more of tribasic lead sulfate, dibasic lead phosphite, lead stearate, 2-ethyl lead acetate and lead salicylate.
Description
Technical Field
The invention relates to the technical field of modified fishing nets, in particular to a high-strength PE (polyethylene) material modified fishing net and a preparation method thereof.
Background
The fishing net is a structural material of a special fishing tool, and more than 99 percent of the fishing net is processed by synthetic fibers. Mainly comprises nylon 6 or modified nylon monofilament, multifilament or compound monofilament, and also can use polyethylene, polyester, polyvinylidene chloride and other fibers, and the fishing net is functionally divided into a barbed net, a hauling net, a purse net, a net building and a net laying. High transparency and strength, good impact resistance, abrasion resistance, mesh size stability and softness, and suitable elongation at break are required. Is made up by using monofilament, multifilament twisted wire or monofilament through the processes of braiding, primary heat treatment, dyeing and secondary heat treatment.
The polyethylene is thermoplastic resin prepared by polymerizing ethylene, has no odor and no toxicity, feels like wax, has excellent low-temperature resistance, good chemical stability, can resist the corrosion of most acid and alkali, is insoluble in common solvents at normal temperature, and has small water absorption and excellent electrical insulation.
However, with the long-term use of the existing polyethylene fishing net, the pulling effect of the fish on the net gradually causes the elongation percentage of the fishing net to be increased, so that the existing polyethylene fishing net is easy to break due to uneven stress, and the overall strength of the fishing net cannot be ensured, so that the existing requirements cannot be met.
Disclosure of Invention
The invention aims to provide a high-strength PE material modified fishing net and a preparation method thereof, which aim to solve the problem that the polyethylene fishing net proposed in the background art is broken in use due to the fact that the elongation percentage of the polyethylene fishing net is increased along with long-time use.
In order to achieve the purpose, the invention provides the following technical scheme: a high-strength PE material modified fishing net and a preparation method thereof are provided, the high-strength PE material comprises high-density polyethylene, ultrahigh-density polyethylene, nylon, a stabilizer and a catalyst, and the high-strength PE material comprises the following components in parts by weight: 20 parts of high-density polyethylene, 10 parts of ultrahigh-density polyethylene, 10 parts of nylon, 3 parts of a stabilizer and 5 parts of a catalyst, wherein the catalyst comprises magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and the stabilizer is one or more of tribasic lead sulfate, dibasic lead phosphite, lead stearate, 2-ethyl lead acetate and lead salicylate.
The preparation method of the catalyst comprises the following steps:
step 1, introducing nitrogen into a reaction kettle, keeping for 40min, and adding magnesium chloride and butanol into the reaction kettle;
and 5, adding titanium tetrachloride into the liquid by using polyvinylpyrrolidone as a dispersing agent, mixing and reacting for 2 hours, filtering again, cleaning, and drying in vacuum to obtain the polyethylene catalyst.
The preparation method of the high-strength PE material modified fishing net comprises the following steps:
step 1, taking fixed amounts of high-density polyethylene and ultrahigh-density polyethylene according to different proportions;
and 5, sizing, namely sizing the obtained filaments in an environment of 80 ℃, and finally winding the fishing net filaments on a winding machine by adopting the winding tension of 170cNs and the winding speed of 100 m/s.
Preferably, the high density polyethylene is 7000F, the melt mass flow rate is 0.23g/10min, a 350 μm standard dry sieve is adopted, and the ultra-high density polyethylene has a molecular weight of 200 ten thousand, and the 350 μm standard dry sieve is adopted.
Preferably, the diluent in the catalyst preparation step 2 is kerosene.
Preferably, the preparation facilities include reation kettle and place a section of thick bamboo, the top cap is installed to reation kettle's up end, the intermediate position department fixed mounting of top cap lower extreme has a lifting section of thick bamboo, the inside of a lifting section of thick bamboo is provided with first rotation axis, the external fixation of first rotation axis is provided with spiral lifting blade, the both sides of lifting section of thick bamboo upper end all are provided with the opening, the inside both sides of reation kettle all are provided with the second axis of rotation, the outside of second axis of rotation is provided with the spiral puddler, the doctor-bar is installed to the lower extreme of second axis of rotation one side, and the inner wall of doctor-bar and reation kettle is pressed close to mutually.
Preferably, driving motor is installed to the intermediate position department of top cap up end, and driving motor's output shaft passes through the shaft coupling transmission with the driving gear and is connected, the inside of top cap is provided with the transmission chamber, the intermediate position department in transmission chamber rotates and installs the driving gear, planet driven gear is all installed to the both sides of driving gear, and planet driven gear respectively with transmission chamber and driving gear meshing be connected, the lower extreme of driving gear is connected with the upper end transmission of first rotation axis, planet driven gear's lower extreme is connected with the upper end transmission of second axis of rotation.
Preferably, it arranges material pipe and inlet pipe to place to be provided with respectively between a section of thick bamboo and the reation kettle, and the inlet pipe is located the top of arranging the material pipe, the inlet pipe all is provided with the pump with the outside of arranging the material pipe, place an inside upper end of section of thick bamboo and install the water-collecting tray, the four corners department of terminal surface all installs high pressure nozzle under the water-collecting tray, the upper end of water-collecting tray is provided with the inlet tube, and the inlet tube extends to the outside of placing a section of thick bamboo.
Preferably, heating devices are arranged in the inner walls of the reaction kettle and the placing barrel.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adds catalyst in the process of polyethylene polymerization, the catalyst is composed of magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and the polyethylene catalyst is obtained by mixing, heating, dealcoholizing, cleaning, dispersing, filtering again and vacuum drying, by the catalytic activity of the catalyst and polyethylene in a high-temperature environment, the catalyst has high polymerization activity, high polymer bulk density, narrow particle distribution, less fine powder and good particle shape, meanwhile, on the polyethylene raw material, a mode of mixing high-density polyethylene, ultrahigh-density polyethylene and nylon is adopted, under the mutual cooperation of the stabilizer and the catalyst, the tensile elongation resistance, the fracture resistance and the linear density of the polyethylene fishing net are fully improved, and the phenomenon of fishing net aging can not occur along with long-time use, so that the service life of the fishing net is prolonged, and the problem of fishing net color change can be effectively avoided.
2. In order to improve the preparation efficiency of polyethylene materials, a specially-made reaction kettle is used, when raw materials are mixed, a driving motor is started, the output of the driving motor drives a driving gear to rotate, and then a first rotating shaft provided with a spiral lifting blade in a lifting cylinder is driven to rotate, the outer wall of the spiral lifting blade is close to the inner wall of the lifting cylinder, so that the raw materials at the bottom of the reaction kettle can be lifted in the rotating process, through the arrangement of through holes on the periphery of the upper end of the lifting cylinder, the raw materials are lifted to the changed position and then flow back to the upper end of the raw materials through the through holes, and through the mode, a three-dimensional circulation of raw material mixing is formed, so that the mixing efficiency is effectively improved, and the problem that the whole reaction effect is reduced due to the fact that the raw materials at the bottom cannot be stirred is solved.
3. The invention is provided with two second rotating shafts provided with spiral stirring rods, the driving motor drives the driving gear to rotate, the second rotating shafts are driven to rotate under the meshing action of the driving gear and the planetary driven gear, the two second rotating shafts revolve around the axis of the first rotating shaft and simultaneously rotate around the axis of the two second rotating shafts at high speed at different rotating speeds, so that raw materials do complex motion in the reaction kettle, wherein the spiral stirring rods are responsible for dividing the internal raw materials, enhancing the shearing action on the raw materials, and are matched with the lifting cylinder, so that the rapid reaction of polyethylene raw materials is accelerated, and the reaction quality is improved.
4. According to the invention, the placing cylinder is arranged on one side of the reaction kettle, in order to improve the preparation efficiency of the modified polyethylene material, after the polyethylene catalyst is reacted in the reaction kettle, the polyethylene catalyst enters the placing cylinder through the discharge pipe, dealcoholization, cleaning, dispersion, refiltering and drying are carried out in the placing cylinder, meanwhile, the polyethylene raw material is mixed and prepared in the reaction kettle, the polyethylene raw material and the polyethylene catalyst are synchronously prepared, and the preparation efficiency of the fishing net is effectively improved.
Drawings
FIG. 1 is a flow diagram of the preparation of a polyethylene catalyst according to the present invention;
FIG. 2 is a flow chart of the preparation of the high-strength PE material modified fishing net of the invention.
FIG. 3 is a schematic view of the internal structure of the reaction kettle and the placing cylinder of the present invention;
fig. 4 is a top view of the internal structure of the transmission chamber of the present invention.
In the figure: 1. a reaction kettle; 2. placing the cylinder; 3. a top cover; 4. a driving gear; 5. a planetary driven gear; 6. a transmission cavity; 7. a drive motor; 8. lifting the cylinder; 9. a first rotating shaft; 10. a port; 11. a helical lifting blade; 12. a second rotating shaft; 13. a helical agitator shaft; 14. scraping a blade; 15. a heating device; 16. a discharge pipe; 17. a feed pipe; 18. a water collection tray; 19. a high pressure nozzle; 20. and (4) a water inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an embodiment of the present invention is shown: a high-strength PE material modified fishing net and a preparation method thereof are provided, the high-strength PE material comprises high-density polyethylene, ultrahigh-density polyethylene, nylon, a stabilizer and a catalyst, and the high-strength PE material comprises the following components in parts by weight: 20 parts of high-density polyethylene, 10 parts of ultrahigh-density polyethylene, 10 parts of nylon, 3 parts of stabilizer and 5 parts of catalyst, wherein the catalyst comprises magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and the stabilizer is one or more of tribasic lead sulfate, dibasic lead phosphite, lead stearate, 2-ethyl lead acetate and lead salicylate.
The preparation method of the catalyst comprises the following steps:
step 1, introducing nitrogen into a reaction kettle, keeping for 40min, and adding magnesium chloride and butanol into the reaction kettle;
and 5, adding titanium tetrachloride into the liquid by using polyvinylpyrrolidone as a dispersing agent, mixing and reacting for 2 hours, filtering again, cleaning, and drying in vacuum to obtain the polyethylene catalyst.
The preparation method of the high-strength PE material modified fishing net comprises the following steps:
step 1, taking fixed amounts of high-density polyethylene and ultrahigh-density polyethylene according to different proportions;
and 5, sizing, namely sizing the obtained filaments in an environment of 80 ℃, and finally winding the fishing net filaments on a winding machine by adopting the winding tension of 170cNs and the winding speed of 100 m/s.
The catalyst is composed of magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and is prepared by mixing, heating, dealcoholizing, cleaning, dispersing, refiltering and vacuum drying, the polyethylene catalyst is obtained, the polyethylene catalyst has high catalytic activity with polyethylene in a high-temperature environment, high polymerization activity of the catalyst, high bulk density of polymers, narrow particle distribution, less fine powder and good particle shape, meanwhile, the polyethylene raw material is mixed with high-density polyethylene, ultrahigh-density polyethylene and nylon, and under the mutual cooperation of the stabilizer and the catalyst, the tensile resistance, the fracture resistance and the linear density of the polyethylene fishing net are fully improved, and the phenomenon of fishing net aging can not occur along with long-time use, so that the service life of the fishing net is prolonged, and the problem of fishing net discoloration can be effectively avoided.
Further, the high density polyethylene was 7000F, the melt mass flow rate was 0.23g/10min, a 350 μm standard sieve was used, and the ultra high density polyethylene had a molecular weight of 200 ten thousand, a 350 μm standard sieve was used.
Further, the diluent is kerosene.
Further, the preparation device comprises a reaction kettle 1 and a placing cylinder 2, a top cover 3 is installed on the upper end face of the reaction kettle 1, a lifting cylinder 8 is fixedly installed at the middle position of the lower end of the top cover 3, a first rotating shaft 9 is arranged inside the lifting cylinder 8, a spiral lifting blade 11 is fixedly arranged outside the first rotating shaft 9, through holes 10 are formed in two sides of the upper end of the lifting cylinder 8, second rotating shafts 12 are arranged on two sides of the inside of the reaction kettle 1, a spiral stirring rod 13 is arranged outside the second rotating shafts 12, a scraping blade 14 is installed at the lower end of one side of each second rotating shaft 12, the scraping blade 14 is close to the inner wall of the reaction kettle 1, the driving gear 4 is driven to rotate by the output of the driving motor 7, the first rotating shaft 9 provided with the spiral lifting blade 11 inside the lifting cylinder 8 is driven to rotate, and the outer wall of the spiral lifting blade 9 is close to the inner wall of the lifting cylinder 8, consequently can carry out the lifting to the raw materials of reation kettle 1 bottom at rotatory in-process, flow back to the upper end of raw materials once more when lifting to opening 10 positions department, through this kind of mode, form the three-dimensional circulation that the raw materials mixes, not only effectively improve mixing efficiency, avoid the unable problem that leads to whole reaction effect to reduce that obtains the stirring of bottom raw materials moreover.
Further, a driving motor 7 is installed at the middle position of the upper end surface of the top cover 3, an output shaft of the driving motor 7 is in transmission connection with the driving gear 4 through a coupler, a transmission cavity 6 is arranged inside the top cover 3, the driving gear 4 is rotatably installed at the middle position of the transmission cavity 6, planetary driven gears 5 are installed on two sides of the driving gear 4, the planetary driven gears 5 are respectively in meshing connection with the transmission cavity 6 and the driving gear 4, the lower end of the driving gear 4 is in transmission connection with the upper end of the first rotating shaft 9, the lower end of the planetary driven gear 5 is in transmission connection with the upper end of the second rotating shaft 12, the driving gear 4 and the planetary driven gears 5 drive the second rotating shaft 12 to rotate under the meshing action, the two second rotating shafts 12 revolve around the axis of the first rotating shaft 9 and simultaneously rotate around the axis of the first rotating shaft at high speed at different rotating speeds, so that the raw materials do complex motion inside the reaction kettle 1, wherein spiral puddler 13 is responsible for cutting apart inside raw materials, strengthens the shearing action to the raw materials, cooperates a lifting section of thick bamboo 8, and then accelerates the quick reaction of polyethylene raw materials, improves reaction quality simultaneously.
Further, it arranges material pipe 16 and inlet pipe 17 to place to be provided with respectively between a section of thick bamboo 2 and reation kettle 1, and inlet pipe 17 is located the top of arranging material pipe 16, inlet pipe 17 all is provided with the pump with the outside of arranging material pipe 16, place the inside upper end of a section of thick bamboo 2 and install water-collecting tray 18, water-collecting tray 18 all installs high pressure nozzle 19 in the four corners department of terminal surface down, water-collecting tray 18's upper end is provided with inlet tube 20, and inlet tube 20 extends to the outside of placing a section of thick bamboo 2, after the polyethylene catalyst reaction is accomplished in reation kettle 1, get into through arranging material pipe 116 and place a section of thick bamboo 2, dealcoholize in placing a section of thick bamboo 2, wash, the dispersion, refilter and drying, meanwhile, carry out the mixed preparation of polyethylene raw materials in reation kettle 1, the polyethylene raw materials prepares with the polyethylene catalyst is synchronous, fishing net's preparation efficiency has effectively been improved.
Further, heating devices 15 are arranged in the inner walls of the reaction kettle 1 and the placing barrel 2.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (9)
1. A high-strength PE material modified fishing net is characterized in that: the high-strength PE material comprises high-density polyethylene, ultrahigh-density polyethylene, nylon, a stabilizer and a catalyst, and the high-strength PE material comprises the following components in parts by weight: 20 parts of high-density polyethylene, 10 parts of ultrahigh-density polyethylene, 10 parts of nylon, 3 parts of a stabilizer and 5 parts of a catalyst, wherein the catalyst comprises magnesium chloride, butanol, ethylene, hexane and alkyl aluminum, and the stabilizer is one or more of tribasic lead sulfate, dibasic lead phosphite, lead stearate, 2-ethyl lead acetate and lead salicylate.
2. The high-strength PE material modified fishing net according to claim 1, wherein: the preparation method of the catalyst comprises the following steps:
step 1, introducing nitrogen into a reaction kettle, keeping for 40min, and adding magnesium chloride and butanol into the reaction kettle;
step 2, adding a diluent for stirring, heating the inside in the stirring process, and completely melting magnesium chloride into butanol under the condition of increasing the linear temperature to obtain a viscous liquid;
step 3, placing the viscous liquid until the viscous liquid is naturally cooled, and performing dealcoholization treatment after cooling to obtain a suspension;
step 4, washing the suspension by using hexane, and repeating for 3 times;
and 5, adding titanium tetrachloride into the liquid by using polyvinylpyrrolidone as a dispersing agent, mixing and reacting for 2 hours, filtering again, cleaning, and drying in vacuum to obtain the polyethylene catalyst.
3. The preparation method of the high-strength PE material modified fishing net based on any one of claims 1-2 is characterized in that: the method comprises the following steps:
step 1, taking fixed amounts of high-density polyethylene and ultrahigh-density polyethylene according to different proportions;
step 2, putting the raw materials into a reaction kettle, adding a proper amount of absolute ethyl alcohol, and stirring at the temperature of 50 ℃ for 3 hours to obtain a colloidal mixture;
step 3, adding the colloidal mixture and a polyethylene catalyst into a high-pressure reaction kettle, heating to 75 ℃, introducing ethylene gas, keeping the pressure at 0.75MPa, setting the reaction time to be 2.5h, and then heating to 200-215 ℃ by using a granulator for granulation;
step 4, drawing, namely drawing a single-stranded fishing net wire by using an extruder, and after the obtained fishing net wire is contacted with air for 10min, putting the obtained fishing net wire into a 10 ℃ water tank for cooling, wherein the air gap drawing multiple is 5 times;
and 5, sizing, namely sizing the obtained filaments in an environment of 80 ℃, and finally winding the fishing net filaments on a winding machine by adopting the winding tension of 170cNs and the winding speed of 100 m/s.
4. The high-strength PE material modified fishing net according to claim 1, wherein: the high-density polyethylene is 7000F, the melt mass flow rate is 0.23g/10min, a 350-micron standard dry sieve is adopted, the molecular weight of the ultra-high-density polyethylene is 200 ten thousand, and the 350-micron standard dry sieve is adopted.
5. The high-strength PE material modified fishing net according to claim 2, wherein: the diluent in the step 2 is kerosene.
6. The method for preparing the high-strength PE modified fishing net according to claim 3, wherein the method comprises the following steps: the preparation device in step 1-3 includes reation kettle (1) and places a section of thick bamboo (2), top cap (3) are installed to the up end of reation kettle (1), the intermediate position department fixed mounting of top cap (3) lower extreme has lifting section of thick bamboo (8), the inside of lifting section of thick bamboo (8) is provided with first rotation axis (9), the external fixation of first rotation axis (9) is provided with spiral lifting blade (11), the both sides of lifting section of thick bamboo (8) upper end all are provided with opening (10), reation kettle (1) inside both sides all are provided with second axis of rotation (12), the outside of second axis of rotation (12) is provided with spiral puddler (13), doctor-bar (14) are installed to the lower extreme of second axis of rotation (12) one side, and doctor-bar (14) press close to the inner wall of reation kettle (1) mutually.
7. The method for preparing the high-strength PE modified fishing net according to claim 6, wherein the method comprises the following steps: drive motor (7) are installed to the intermediate position department of top cap (3) up end, and the output shaft of drive motor (7) is connected through the shaft coupling transmission with driving gear (4), the inside of top cap (3) is provided with transmission chamber (6), the intermediate position department of transmission chamber (6) rotates and installs driving gear (4), planet driven gear (5) are all installed to the both sides of driving gear (4), and planet driven gear (5) are connected with transmission chamber (6) and driving gear (4) meshing respectively, the lower extreme of driving gear (4) is connected with the upper end transmission of first rotation axis (9), the lower extreme of planet driven gear (5) is connected with the upper end transmission of second axis of rotation (12).
8. The method for preparing the high-strength PE modified fishing net according to claim 6, wherein the method comprises the following steps: place and be provided with row between a section of thick bamboo (2) and reation kettle (1) respectively and expect pipe (16) and inlet pipe (17), and inlet pipe (17) are located the top of arranging material pipe (16), inlet pipe (17) all are provided with the suction pump with the outside of arranging material pipe (16), place the inside upper end of a section of thick bamboo (2) and install water-collecting tray (18), high pressure nozzle (19) are all installed to the four corners department of terminal surface under water-collecting tray (18), the upper end of water-collecting tray (18) is provided with inlet tube (20), and inlet tube (20) extend to the outside of placing a section of thick bamboo (2).
9. The method for preparing the high-strength PE modified fishing net according to claim 6, wherein the method comprises the following steps: heating devices (15) are arranged in the inner walls of the reaction kettle (1) and the placing barrel (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111356181.8A CN113943452A (en) | 2021-11-16 | 2021-11-16 | High-strength PE material modified fishing net and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111356181.8A CN113943452A (en) | 2021-11-16 | 2021-11-16 | High-strength PE material modified fishing net and preparation method thereof |
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| CN113943452A true CN113943452A (en) | 2022-01-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522646A (en) * | 2022-04-01 | 2022-05-24 | 彤程电子材料(镇江)有限公司 | Reation kettle is used in processing of alkaline phenolic resin of sufficient mixing |
| CN115178221A (en) * | 2022-09-07 | 2022-10-14 | 胜利油田方圆化工有限公司 | Oil field oil recovery chemical auxiliary raw materials mixes reation kettle |
| CN116214811A (en) * | 2023-03-14 | 2023-06-06 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
-
2021
- 2021-11-16 CN CN202111356181.8A patent/CN113943452A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522646A (en) * | 2022-04-01 | 2022-05-24 | 彤程电子材料(镇江)有限公司 | Reation kettle is used in processing of alkaline phenolic resin of sufficient mixing |
| CN115178221A (en) * | 2022-09-07 | 2022-10-14 | 胜利油田方圆化工有限公司 | Oil field oil recovery chemical auxiliary raw materials mixes reation kettle |
| CN116214811A (en) * | 2023-03-14 | 2023-06-06 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
| CN116214811B (en) * | 2023-03-14 | 2024-02-02 | 连云港中升防护用品有限公司 | PVC resin powder sheet production device and use method thereof |
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