CN116376468A - Optimized production process and equipment of resorcinol rubber adhesive - Google Patents
Optimized production process and equipment of resorcinol rubber adhesive Download PDFInfo
- Publication number
- CN116376468A CN116376468A CN202310379291.9A CN202310379291A CN116376468A CN 116376468 A CN116376468 A CN 116376468A CN 202310379291 A CN202310379291 A CN 202310379291A CN 116376468 A CN116376468 A CN 116376468A
- Authority
- CN
- China
- Prior art keywords
- microwave
- mixing
- resorcinol
- fixedly connected
- rubber adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 title claims abstract description 96
- 229920001971 elastomer Polymers 0.000 title claims abstract description 92
- 239000000853 adhesive Substances 0.000 title claims abstract description 61
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 61
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 238000002156 mixing Methods 0.000 claims abstract description 76
- 239000000463 material Substances 0.000 claims abstract description 55
- 238000000227 grinding Methods 0.000 claims abstract description 44
- 238000003756 stirring Methods 0.000 claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 36
- 238000005520 cutting process Methods 0.000 claims abstract description 35
- 238000003490 calendering Methods 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 17
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 31
- 238000001035 drying Methods 0.000 claims description 26
- 239000000203 mixture Substances 0.000 claims description 20
- 239000013543 active substance Substances 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 16
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 15
- 230000003712 anti-aging effect Effects 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 14
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 10
- -1 accelerator Substances 0.000 claims description 10
- YCIMNLLNPGFGHC-UHFFFAOYSA-N catechol Chemical compound OC1=CC=CC=C1O YCIMNLLNPGFGHC-UHFFFAOYSA-N 0.000 claims description 10
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 235000019482 Palm oil Nutrition 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 7
- 239000002540 palm oil Substances 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 6
- NHFRGTVSKOPUBK-UHFFFAOYSA-N 4-phenylbutanal Chemical compound O=CCCCC1=CC=CC=C1 NHFRGTVSKOPUBK-UHFFFAOYSA-N 0.000 claims description 5
- PFWSEYMNCOMKDX-UHFFFAOYSA-O CSC(C)=[SH+] Chemical compound CSC(C)=[SH+] PFWSEYMNCOMKDX-UHFFFAOYSA-O 0.000 claims description 5
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 5
- 229920000647 polyepoxide Polymers 0.000 claims description 5
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 claims description 5
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 claims description 5
- 235000019345 sodium thiosulphate Nutrition 0.000 claims description 5
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 claims description 5
- 229960001763 zinc sulfate Drugs 0.000 claims description 5
- 229910000368 zinc sulfate Inorganic materials 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 3
- 238000013386 optimize process Methods 0.000 claims 2
- 239000003963 antioxidant agent Substances 0.000 claims 1
- 230000003078 antioxidant effect Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 3
- 238000003825 pressing Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
Images
Classifications
-
- 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
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses an optimized production process and equipment of resorcinol rubber adhesive, belonging to the technical field of rubber adhesive preparation, wherein the production process comprises the following steps: s1, preparing raw materials; s2, rubber pretreatment; s3, preparing hydrogenated renewable materials; s4, mixing raw materials; s5, mixing; s6, calendaring and cutting, wherein the equipment used in the production process comprises: the resorcinol rubber adhesive comprises a grinding device, a microwave reaction kettle and a calender, wherein the grinding device comprises a motor base, a grinding cylinder, a rotating motor, a rotating shaft, a short rod, a cutting cylinder and a discharge hole, the microwave reaction kettle comprises a microwave generator, a microwave shell, a microwave bin, a wave guide pipe, a bin gate, a reaction cylinder and a stirring frame, the calender comprises a pressing plate, a supporting frame and a sliding frame, and an electronic heating plate is arranged at the bottom of the pressing plate.
Description
Technical Field
The invention relates to the technical field of rubber adhesive preparation, in particular to an optimized production process and equipment of resorcinol rubber adhesive.
Background
Resorcinol rubber adhesive is a rubber adhesive containing resorcinol as a main component, and is generally used for bonding materials such as rubber products, metals, plastics, and the like. The resorcinol rubber adhesive has the following characteristics:
heat resistance: the rubber adhesive can still keep stable performance under high temperature condition, and is not easy to melt or decompose.
Corrosion resistance: rubber adhesives are resistant to corrosion and erosion by a variety of chemicals and are not susceptible to damage.
Abrasion resistance: the rubber adhesive can resist friction and abrasion, and is not easy to fall off or peel off.
Good adhesion: the rubber adhesive can form firm combination with rubber products, and has good adhesion and adhesive force.
Good flexibility: the rubber adhesive has certain flexibility and elasticity, and can adapt to various complex shapes and deformations.
Environmental protection: the raw materials and the auxiliary agents used for the rubber adhesive have better environmental protection and safety, and do not harm human bodies and the environment.
The rubber adhesive has wide application range and is commonly used in the fields of automobile manufacture, tire manufacture, rubber tube manufacture, building sealing and the like. Different application fields and requirements will require different kinds of rubber adhesives, so that in actual production, selection and optimization are required according to specific situations.
The existing resorcinol rubber adhesive preparation method is too complicated, and the prepared resorcinol rubber adhesive has insufficient adhesive strength and poor stability, so that the service life of resorcinol is reduced, and thus, aiming at the defects, the improvement of the resorcinol rubber adhesive production process is needed.
Disclosure of Invention
In order to solve the technical problems, the invention provides an optimized production process and equipment of resorcinol rubber adhesive.
The technical scheme of the invention is as follows: an optimized production process of resorcinol rubber adhesive comprises the following steps:
s1, preparing raw materials:
taking 20-50 parts of resorcinol, 50-80 parts of neoprene, 8-10 parts of hydrogenated renewable materials, 3-5 parts of vulcanizing agents, 1-3 parts of accelerators, 2-5 parts of active agents and 1-3 parts of anti-aging agents according to the following weight parts;
s2, rubber pretreatment:
the method comprises the steps of cleaning chloroprene rubber through ultrasonic waves, crushing through a grinding device, drying after crushing, and obtaining rubber powder after drying;
s3, preparing a hydrogenated renewable material:
uniformly mixing palm oil and potassium hydroxide according to a mass ratio of 10:1, placing the mixture into a microwave reaction kettle for heating reaction at a temperature of 100-200 ℃ for 1-3 hours, adding pure water after the reaction is finished, stirring the mixture for 20-30 minutes at a stirring speed of 80-120r/min, and then extracting to remove the pure water to obtain a hydrogenated renewable material;
s4, mixing raw materials:
adding rubber powder, hydrogenated renewable materials, resorcinol, vulcanizing agent, accelerator, active agent and anti-aging agent into a mixer according to the parts by weight in the step S1 for mixing, wherein the mixing time is 1-2h, the mixing speed is 120-180rpm, and a mixture is obtained after the mixing is completed;
s5, mixing:
mixing the mixture obtained in the step S4 in a mixer at a mixing speed of 60-120rpm, heating to 80-120 ℃ at a heating speed of 5-8 ℃/min, starting mixing for 30-40min, and obtaining a mixed material after mixing;
s6, calendaring and cutting:
and (3) putting the mixed material into a calender to be calendered, wherein the calendering temperature is 100-120 ℃, forming a sheet mixed material by the mixed material under the pressure of a calender roller, performing air cooling on the sheet mixed material, cooling to-3-5 ℃, cutting the sheet mixed material after cooling, and obtaining the resorcinol rubber adhesive after cutting.
Further, the vulcanizing agent is prepared by mixing ammonium sulfate and sodium hydrogen sulfide according to a mass ratio of 1:1.
Description: under the action of vulcanizing agent, the double bond in the rubber can be broken to form a cross-linked structure, so that a firm network structure is formed between rubber molecules. The vulcanization reaction can be performed to increase the strength and durability of the rubber adhesive, thereby enhancing its bonding ability and service life.
Further, the accelerator is prepared by mixing zinc sulfate, phenylpropyl ketone and epoxy resin according to a mass ratio of 1:2:1.
Description: the accelerator can improve the performance of the rubber adhesive after vulcanization, and improve the performances of the rubber adhesive in the aspects of hardness, elasticity, durability, heat resistance, cold resistance and the like, so that the rubber adhesive has better service performance and service life.
Further, the active agent is prepared by mixing hydrogen peroxide and sodium thiosulfate according to a mass ratio of 1:3.
Description: the active agent can effectively help form a firm cross-linked structure between rubber molecules, so that the strength, durability and stability of the rubber adhesive are improved.
Further, the anti-aging agent is prepared by mixing catechol, dimethyl dithiocarboxylic acid and isobutyl diphenol according to a mass ratio of 1:1:1.
Description: the anti-aging agent can effectively protect rubber molecules from factors such as oxidation, thermal decomposition, illumination and the like, so that the service life of the rubber adhesive is prolonged, and the performance stability of the rubber adhesive is improved.
Further, the frequency of ultrasonic cleaning in the step S2 is 150-200KHz, the ultrasonic cleaning time is 30-40min, the drying temperature in the drying treatment is 50-80 ℃, and the drying time is 10-20min.
Description: ultrasonic cleaning can improve the efficiency of rubber cleaning, and proper drying temperature can prevent rubber softening.
Further, the rubber powder in the step S2 has a particle size of 200 to 300. Mu.m.
Description: the particle size of the rubber powder can be effectively mixed with resorcinol, so that the mixing efficiency of raw materials is improved.
Further, grinding device includes motor base, grinding vessel, rotation motor, axis of rotation, quarter butt, cutting vessel, discharge gate, motor base passes through the mount with grinding vessel fixed connection, cutting vessel fixed connection is in the grinding vessel top, rotation motor fixed connection is in inside the motor base, the axis of rotation lower extreme with the grinding vessel bottom rotates to be connected, and with rotation motor's output shaft transmission is connected, the axis of rotation upper end passes through the quarter butt with cutting vessel top rotates to be connected, axis of rotation bottom outside fixedly connected with abrasive disc, axis of rotation top fixedly connected with two fixed plates, two respectively rotate in both sides between the fixed plate and be connected with a cutting rod, discharge gate fixed connection is in grinding vessel one side.
Description: the grinding device can improve the efficiency of grinding rubber and further improve the production efficiency of rubber adhesives.
Further, the microwave reaction kettle comprises a microwave generator, a microwave shell, a microwave bin, a wave guide pipe, a bin gate, a reaction cylinder and a stirring frame, wherein the microwave generator is fixedly arranged on the right side inside the microwave shell, the microwave bin is positioned on the left side inside the microwave shell, the microwave bin is communicated with the microwave generator through the wave guide pipe, the bin gate is hinged to the front side of the microwave bin, the reaction cylinder is placed inside the microwave bin, the stirring frame is fixedly connected to the upper side of the microwave shell and is positioned above the microwave bin, two hydraulic rods are fixedly connected to the top of the stirring frame, a hydraulic plate is fixedly connected to the lower end of the hydraulic rod, a stirring motor is fixedly connected to the top of the hydraulic plate, a stirring rod is connected to the output shaft of the stirring motor in a transmission mode, and a sealing ring is arranged below the hydraulic plate.
Description: the microwave reaction kettle can effectively improve the hydrogenation reaction of palm oil and the production efficiency of hydrogenated renewable materials.
Further, the calender includes clamp plate, support frame, carriage, the clamp plate bottom is equipped with the electron heating plate, support frame fixed connection is in the bottom of clamp plate, the carriage has two, and two carriages are fixed connection respectively the both sides of support frame, be equipped with the slider in the carriage, both sides outer wall with carriage sliding connection around the slider, each threaded connection in both sides has an adjusting screw around the slider, adjusting screw's upper and lower both ends respectively with the upper and lower both sides of carriage rotate to be connected, rotate between two sliders and be connected with the running roller, gyro wheel one end is equipped with the calendering motor, the calendering motor with slider fixed connection, and the output shaft of calendering motor with the running roller transmission is connected.
Description: the calender can keep the rubber adhesive softened in the re-calendering process, so that the calendering efficiency of the rubber adhesive is improved.
The beneficial effects of the invention are as follows:
(1) The resorcinol rubber adhesive prepared by the invention has good heat resistance, corrosion resistance, wear resistance, cohesiveness and flexibility, and meanwhile, the production process of the resorcinol rubber adhesive can effectively improve the production efficiency of the resorcinol rubber adhesive.
(2) The grinding device used in the invention has high grinding efficiency, small grinding granularity and capability of effectively promoting the mixing efficiency between raw materials, and the microwave reaction kettle used in the invention has high efficiency for preparing the hydrogenated renewable materials.
Drawings
Fig. 1 is a schematic view of the structure of the grinding apparatus of the present invention.
Fig. 2 is a top view of a cutting drum in the grinding apparatus of the invention.
Fig. 3 is a cross-sectional view of a cutting rod and a cutting drum wall in the grinding apparatus of the invention.
Fig. 4 is a top view of the grinding disc in the grinding apparatus of the invention.
Fig. 5 is a schematic structural view of a microwave reactor according to the present invention.
FIG. 6 is a schematic view of the structure of the calender of the present invention.
FIG. 7 is a process flow diagram of the resorcinol rubber adhesive of the present invention.
The device comprises a motor base 11-, a grinding cylinder 12-, a rotating motor 13-, a rotating shaft 14-, a short rod 15-, a cutting cylinder 16-, a discharge port 17-, a grinding disk 18-, a fixed plate 19-191-cutting rod 21-microwave generator 22-microwave shell 23-microwave bin 24-wave guide pipe 25-bin door 26-reaction cylinder 27-stirring rack 28-hydraulic rod 29-hydraulic plate 291-stirring motor 292-stirring rod 293-sealing ring 31-pressing plate 32-supporting frame 33-sliding frame 34-sliding block 35-adjusting screw 36-roller 37-calendaring motor 311-electronic heating plate.
Detailed Description
Example 1:
as shown in fig. 7, an optimized production process of resorcinol rubber adhesive comprises the following steps:
s1, preparing raw materials:
taking 20 parts of resorcinol, 50 parts of neoprene, 8 parts of hydrogenated renewable materials, 3 parts of vulcanizing agents, 1 part of accelerators, 2 parts of active agents and 1 part of anti-aging agents according to the following parts by weight;
the vulcanizing agent is prepared by mixing ammonium sulfate and sodium hydrogen sulfide according to a mass ratio of 1:1;
the accelerator is prepared by mixing zinc sulfate, phenylpropyl ketone and epoxy resin according to the mass ratio of 1:2:1;
the active agent is prepared by mixing hydrogen peroxide and sodium thiosulfate according to a mass ratio of 1:3;
the anti-aging agent is prepared by mixing catechol, dimethyl dithiocarboxylic acid and isobutyl diphenol according to the mass ratio of 1:1:1;
s2, rubber pretreatment:
the method comprises the steps of cleaning chloroprene rubber through ultrasonic waves, crushing through a grinding device, drying after crushing, and obtaining rubber powder after drying; the frequency of ultrasonic cleaning is 150KHz, the ultrasonic cleaning time is 30min, the drying temperature during drying treatment is 50 ℃, the drying time is 10min, and the granularity of rubber powder is 200-300 mu m;
s3, preparing a hydrogenated renewable material:
uniformly mixing palm oil and potassium hydroxide according to a mass ratio of 10:1, placing the mixture into a microwave reaction kettle for heating reaction at a temperature of 100 ℃ for 1h, adding pure water after the reaction is finished, stirring the mixture for 20min at a stirring speed of 80r/min, and then performing extraction treatment to remove the pure water to obtain a hydrogenated renewable material;
s4, mixing raw materials:
adding rubber powder, hydrogenated renewable materials, resorcinol, vulcanizing agent, accelerator, active agent and anti-aging agent into a mixer according to the parts by weight in the step S1 for mixing, wherein the mixing time is 1h, the mixing speed is 120rpm, and a mixture is obtained after the mixing is completed;
s5, mixing:
putting the mixture obtained in the step S4 into a mixer for mixing, wherein the mixing speed is 60rpm, the temperature is increased to 80 ℃ at the heating speed of 5 ℃/min, mixing is started for 30min, and a mixed material is obtained after mixing is completed;
s6, calendaring and cutting:
and (3) putting the mixed material into a calender to be calendered at the temperature of 100 ℃, forming a sheet mixed material by the mixed material under the pressure of a calender roller 36, performing air cooling on the sheet mixed material, cooling to-3 ℃, cutting the sheet mixed material after cooling, and obtaining the resorcinol rubber adhesive after cutting.
Example 2:
as shown in fig. 7, an optimized production process of resorcinol rubber adhesive comprises the following steps:
s1, preparing raw materials:
taking 35 parts of resorcinol, 60 parts of chloroprene rubber, 9 parts of hydrogenated renewable materials, 4 parts of vulcanizing agents, 2 parts of accelerators, 4 parts of active agents and 2 parts of anti-aging agents according to the following parts by weight;
the vulcanizing agent is prepared by mixing ammonium sulfate and sodium hydrogen sulfide according to a mass ratio of 1:1;
the accelerator is prepared by mixing zinc sulfate, phenylpropyl ketone and epoxy resin according to the mass ratio of 1:2:1;
the active agent is prepared by mixing hydrogen peroxide and sodium thiosulfate according to a mass ratio of 1:3;
the anti-aging agent is prepared by mixing catechol, dimethyl dithiocarboxylic acid and isobutyl diphenol according to the mass ratio of 1:1:1;
s2, rubber pretreatment:
the method comprises the steps of cleaning chloroprene rubber through ultrasonic waves, crushing through a grinding device, drying after crushing, and obtaining rubber powder after drying; the ultrasonic cleaning frequency is 180KHz, the ultrasonic cleaning time is 35min, the drying temperature during the drying treatment is 60 ℃, the drying time is 15min, and the granularity of the rubber powder is 200-300 mu m;
s3, preparing a hydrogenated renewable material:
uniformly mixing palm oil and potassium hydroxide according to a mass ratio of 10:1, placing the mixture into a microwave reaction kettle for heating reaction at 150 ℃ for 2 hours, adding pure water after the reaction is finished, stirring the mixture for 25 minutes at a stirring speed of 100r/min, and then extracting to remove the pure water to obtain a hydrogenated renewable material;
s4, mixing raw materials:
adding rubber powder, hydrogenated renewable materials, resorcinol, vulcanizing agent, accelerator, active agent and anti-aging agent into a mixer according to the parts by weight in the step S1, mixing for 1.5 hours at a mixing speed of 160rpm, and obtaining a mixture after mixing;
s5, mixing:
putting the mixture obtained in the step S4 into a mixer for mixing, wherein the mixing speed is 100rpm, the temperature is raised to 100 ℃ at the heating speed of 7 ℃/min, mixing is started for 35min, and a mixed material is obtained after mixing is completed;
s6, calendaring and cutting:
and (3) putting the mixed material into a calender to be calendered at 110 ℃, forming a sheet mixed material by the mixed material under the pressure of a calender roller 36, air-cooling the sheet mixed material, cooling to 0 ℃, cutting the sheet mixed material after cooling, and obtaining the resorcinol rubber adhesive after cutting.
Example 3:
as shown in fig. 7, an optimized production process of resorcinol rubber adhesive comprises the following steps:
s1, preparing raw materials:
taking 50 parts of resorcinol, 80 parts of neoprene, 10 parts of hydrogenated renewable materials, 5 parts of vulcanizing agents, 3 parts of accelerators, 5 parts of active agents and 3 parts of anti-aging agents according to the following parts by weight;
the vulcanizing agent is prepared by mixing ammonium sulfate and sodium hydrogen sulfide according to a mass ratio of 1:1;
the accelerator is prepared by mixing zinc sulfate, phenylpropyl ketone and epoxy resin according to the mass ratio of 1:2:1;
the active agent is prepared by mixing hydrogen peroxide and sodium thiosulfate according to a mass ratio of 1:3;
the anti-aging agent is prepared by mixing catechol, dimethyl dithiocarboxylic acid and isobutyl diphenol according to the mass ratio of 1:1:1;
s2, rubber pretreatment:
the method comprises the steps of cleaning chloroprene rubber through ultrasonic waves, crushing through a grinding device, drying after crushing, and obtaining rubber powder after drying; the frequency of ultrasonic cleaning is 200KHz, the ultrasonic cleaning time is 40min, the drying temperature during drying treatment is 80 ℃, the drying time is 20min, and the granularity of rubber powder is 200-300 mu m;
s3, preparing a hydrogenated renewable material:
uniformly mixing palm oil and potassium hydroxide according to a mass ratio of 10:1, placing the mixture into a microwave reaction kettle for heating reaction at 200 ℃ for 3 hours, adding pure water after the reaction is finished, stirring the mixture for 30 minutes at a stirring speed of 120r/min, and then extracting to remove the pure water to obtain a hydrogenated renewable material;
s4, mixing raw materials:
adding rubber powder, hydrogenated renewable materials, resorcinol, vulcanizing agent, accelerator, active agent and anti-aging agent into a mixer according to the parts by weight in the step S1, mixing for 2 hours at a mixing speed of 180rpm to obtain a mixture;
s5, mixing:
putting the mixture obtained in the step S4 into a mixer for mixing, wherein the mixing speed is 120rpm, the temperature is increased to 120 ℃ at the heating speed of 8 ℃/min, mixing is started for 40min, and a mixed material is obtained after mixing is completed;
s6, calendaring and cutting:
and (3) putting the mixed material into a calender to be calendered at 120 ℃, forming a sheet mixed material by the mixed material under the pressure of a calender roller 36, air-cooling the sheet mixed material to 5 ℃, cutting the sheet mixed material after cooling, and obtaining the resorcinol rubber adhesive after cutting.
Comparative example 1-example 3 the resorcinol rubber adhesive prepared in example 3 performed best and produced most efficiently, so example 3 was the best example.
It should be noted that the grinding device, the microwave reaction kettle and the calender used in the embodiments 1-3 are all products in the prior art, and may be selected by those skilled in the art according to the needs, and are not described herein.
Example 4
On the basis of embodiment 3, embodiment 4 is different from embodiment 3 in that the grinding device in this embodiment is structurally different from the grinding device in embodiment 3, and includes a motor base 11, a grinding drum 12, a rotating motor 13, a rotating shaft 14, a short rod 15, a cutting drum 16, and a discharge port 17, wherein the motor base 11 is fixedly connected with the grinding drum 12 through a fixing frame, the cutting drum 16 is fixedly connected above the grinding drum 12, the rotating motor 13 is fixedly connected inside the motor base 11, the lower end of the rotating shaft 14 is rotatably connected with the bottom of the grinding drum 12 and is in transmission connection with an output shaft of the rotating motor 13, the upper end of the rotating shaft 14 is rotatably connected with the top of the cutting drum 16 through the short rod 15, a grinding disc 18 is fixedly connected with two fixing plates 19 above the rotating shaft 14, two cutting sticks 191 are rotatably connected to two sides between the two fixing plates 19, and the discharge port 17 is fixedly connected to one side of the grinding drum 12.
Example 4 compared with example 3, the grinding device provided in example 4 can improve the efficiency of grinding rubber, and further improve the production efficiency of rubber adhesives.
Example 5
On the basis of embodiment 4, embodiment 5 is different from embodiment 4 in that, in embodiment 5, the microwave reaction kettle includes microwave generator 21, microwave shell 22, microwave bin 23, wave guide pipe 24, bin gate 25, reaction cylinder 26, stirring frame 27, microwave generator 21 fixed mounting is on the inside right side of microwave shell 22, microwave bin 23 is located the inside left side of microwave shell 22, be linked together through wave guide pipe 24 between microwave bin 23 and the microwave generator 21, bin gate 25 articulates in the front side of microwave bin 23, reaction cylinder 26 is placed in the inside of microwave bin 23, stirring frame 27 fixed connection is in the top of microwave shell 22, and be located the top of microwave bin 23, stirring frame 27 top fixedly connected with two hydraulic stems 28, the lower extreme fixedly connected with hydraulic plate 29 of hydraulic stem 28, stirring motor 291 is fixedly connected with stirring rod 292 in the output shaft transmission of stirring motor 291, the sealing washer 293 is equipped with below hydraulic plate 29.
Compared with the embodiment 4, the microwave reaction kettle provided in the embodiment 5 can effectively improve the hydrogenation reaction of palm oil and improve the production efficiency of hydrogenated renewable materials.
Example 6
On the basis of embodiment 5, embodiment 6 is different from embodiment 5 in that, in embodiment 6, the calender includes clamp plate 31, support frame 32, carriage 33, clamp plate 31 bottom is equipped with electronic heating piece 311, support frame 32 fixed connection is in the bottom of clamp plate 31, carriage 33 has two, two carriages 33 respectively fixed connection is in the both sides of support frame 32, be equipped with slider 34 in the carriage 33, both sides outer wall and carriage 33 sliding connection around the slider 34, respectively threaded connection has an adjusting screw 35 around the slider 34, the upper and lower both ends of adjusting screw 35 screw respectively with the upper and lower both sides rotation connection of carriage 33, rotate between two sliders 34 and be connected with running roller 36, one end of the gyro wheel is equipped with calendering motor 37, calendering motor 37 and slider 34 fixed connection, and the output shaft and the running roller 36 transmission of calendering motor 37 are connected.
In comparison with example 5, the calender in example 6 is a preferable example because the calender can maintain the softening of the rubber adhesive during the re-calendering process, thereby improving the efficiency of the calendering of the rubber adhesive.
The rotary motor 13, the microwave generator 21, the stirring motor 291, the calendaring motor 37, and the electronic heating plate 311 used in the above embodiments are commercially available products, so long as the functions of the present invention can be achieved, and those skilled in the art can select and use them according to conventional general knowledge, and are not particularly limited.
Claims (10)
1. An optimized production process of resorcinol rubber adhesive is characterized by comprising the following steps:
s1, preparing raw materials:
taking 20-50 parts of resorcinol, 50-80 parts of neoprene, 8-10 parts of hydrogenated renewable materials, 3-5 parts of vulcanizing agents, 1-3 parts of accelerators, 2-5 parts of active agents and 1-3 parts of anti-aging agents according to the following weight parts;
s2, rubber pretreatment:
the method comprises the steps of cleaning chloroprene rubber through ultrasonic waves, crushing through a grinding device, drying after crushing, and obtaining rubber powder after drying;
s3, preparing a hydrogenated renewable material:
uniformly mixing palm oil and potassium hydroxide according to a mass ratio of 10:1, placing the mixture into a microwave reaction kettle for heating reaction at a temperature of 100-200 ℃ for 1-3 hours, adding pure water after the reaction is finished, stirring the mixture for 20-30 minutes at a stirring speed of 80-120r/min, and then extracting to remove the pure water to obtain a hydrogenated renewable material;
s4, mixing raw materials:
adding rubber powder, hydrogenated renewable materials, resorcinol, vulcanizing agent, accelerator, active agent and anti-aging agent into a mixer according to the parts by weight in the step S1 for mixing, wherein the mixing time is 1-2h, the mixing speed is 120-180rpm, and a mixture is obtained after the mixing is completed;
s5, mixing:
mixing the mixture obtained in the step S4 in a mixer at a mixing speed of 60-120rpm, heating to 80-120 ℃ at a heating speed of 5-8 ℃/min, starting mixing for 30-40min, and obtaining a mixed material after mixing;
s6, calendaring and cutting:
and (3) putting the mixed material into a calender to be calendered, wherein the calendering temperature is 100-120 ℃, forming a sheet mixed material by the mixed material under the pressure of a calender roller (36), performing air cooling on the sheet mixed material, cooling to-3-5 ℃, cutting the sheet mixed material after cooling, and obtaining the resorcinol rubber adhesive after cutting.
2. The optimized production process of the resorcinol rubber adhesive according to claim 1, wherein the vulcanizing agent is prepared by mixing ammonium sulfate and sodium hydrogen sulfide according to a mass ratio of 1:1.
3. The optimized production process of the resorcinol rubber adhesive according to claim 1, wherein the accelerator is prepared by mixing zinc sulfate, phenylpropyl ketone and epoxy resin according to a mass ratio of 1:2:1.
4. The optimized production process of resorcinol rubber adhesive as claimed in claim 1, wherein the active agent is prepared by mixing hydrogen peroxide and sodium thiosulfate in a mass ratio of 1:3.
5. The optimized production process of resorcinol rubber adhesive as claimed in claim 1, wherein the antioxidant is prepared by mixing catechol, dimethyl dithiocarboxylic acid and isobutyl diphenol in a mass ratio of 1:1:1.
6. The optimized process for producing resorcinol rubber adhesive according to claim 1, wherein the ultrasonic cleaning frequency in step S2 is 150-200KHz, the ultrasonic cleaning time is 30-40min, the drying temperature during the drying treatment is 50-80 ℃, and the drying time is 10-20min.
7. The optimized process for producing a resorcinol rubber adhesive according to claim 1, wherein the rubber powder in step S2 has a particle size of 200 to 300 μm.
8. The optimized production process of resorcinol rubber adhesive according to claim 1, wherein the grinding device comprises a motor base (11), a grinding cylinder (12), a rotating motor (13), a rotating shaft (14), a short rod (15), a cutting cylinder (16) and a discharge port (17), the motor base (11) is fixedly connected with the grinding cylinder (12) through a fixing frame, the cutting cylinder (16) is fixedly connected above the grinding cylinder (12), the rotating motor (13) is fixedly connected inside the motor base (11), the lower end of the rotating shaft (14) is rotationally connected with the bottom of the grinding cylinder (12) and is in transmission connection with an output shaft of the rotating motor (13), the upper end of the rotating shaft (14) is rotationally connected with the top of the cutting cylinder (16) through the short rod (15), a grinding disc (18) is fixedly connected to the outer side of the bottom of the rotating shaft (14), two fixing plates (19) are fixedly connected with two cutting rods (191) respectively, and the two cutting rods (191) are rotationally connected to two sides between the fixing plates (19) and are fixedly connected to one side of the grinding cylinder (12).
9. The optimized production process of resorcinol rubber adhesive according to claim 1, wherein the microwave reaction kettle comprises a microwave generator (21), a microwave shell (22), a microwave bin (23), a waveguide pipe (24), a bin gate (25), a reaction cylinder (26) and a stirring frame (27), wherein the microwave generator (21) is fixedly installed on the right side inside the microwave shell (22), the microwave bin (23) is located on the left side inside the microwave shell (22), the microwave bin (23) is communicated with the microwave generator (21) through the waveguide pipe (24), the bin gate (25) is hinged to the front side of the microwave bin (23), the reaction cylinder (26) is placed inside the microwave bin (23), the stirring frame (27) is fixedly connected to the upper side of the microwave shell (22), two hydraulic rods (28) are fixedly connected to the top of the stirring frame (27), a hydraulic plate (29) is fixedly connected to the lower end of the hydraulic rod (28), a hydraulic motor (29) is fixedly connected to the top of the stirring frame (27), and a hydraulic stirring plate (291) is fixedly connected to the top of the stirring frame (292).
10. The optimized production process of resorcinol rubber adhesive according to claim 1, wherein the microwave reaction kettle comprises a microwave generator (21), a microwave shell (22), a microwave bin (23), a waveguide pipe (24), a bin gate (25), a reaction cylinder (26) and a stirring frame (27), wherein the microwave generator (21) is fixedly installed on the right side inside the microwave shell (22), the microwave bin (23) is located on the left side inside the microwave shell (22), the microwave bin (23) is communicated with the microwave generator (21) through the waveguide pipe (24), the bin gate (25) is hinged to the front side of the microwave bin (23), the reaction cylinder (26) is placed inside the microwave bin (23), the stirring frame (27) is fixedly connected to the upper side of the microwave shell (22), two hydraulic rods (28) are fixedly connected to the top of the stirring frame (27), a hydraulic plate (29) is fixedly connected to the lower end of the hydraulic rod (28), a motor (29) is fixedly connected to the top of the stirring frame (27), and a stirring rod (291) is fixedly connected to the top of the stirring shaft (291).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310379291.9A CN116376468A (en) | 2023-04-11 | 2023-04-11 | Optimized production process and equipment of resorcinol rubber adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310379291.9A CN116376468A (en) | 2023-04-11 | 2023-04-11 | Optimized production process and equipment of resorcinol rubber adhesive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116376468A true CN116376468A (en) | 2023-07-04 |
Family
ID=86978515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310379291.9A Pending CN116376468A (en) | 2023-04-11 | 2023-04-11 | Optimized production process and equipment of resorcinol rubber adhesive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116376468A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101157769A (en) * | 2007-09-13 | 2008-04-09 | 青岛科技大学 | Method for preparing and modifying chloroprene rubber powder |
| CN101519575A (en) * | 2009-04-02 | 2009-09-02 | 际华三五一七橡胶制品有限公司 | Rubber adhesive and preparation method thereof |
| CN102627925A (en) * | 2012-04-23 | 2012-08-08 | 天津市橡胶工业研究所 | Bonding agent for bonding chloronorgutta and nylon soaking framework material and manufacturing method of bonding agent |
| CN105754216A (en) * | 2016-03-15 | 2016-07-13 | 嘉兴北化高分子助剂有限公司 | Resorcinol-containing rubber adhesive masterbatch and preparation method thereof |
| CN106000254A (en) * | 2016-08-03 | 2016-10-12 | 广西大学 | Single chip microcomputer intelligent control microwave pyrolysis microalgae directional oil-making device |
| CN206104032U (en) * | 2016-10-09 | 2017-04-19 | 天津国安盟固利新材料科技股份有限公司 | Novel grinding of lithium ion batteries cathode materials double sintering device |
| CN206233063U (en) * | 2016-08-31 | 2017-06-09 | 四川知行路桥股份有限公司 | A kind of SBS modified pitch microwave shearing development device |
| CN108192060A (en) * | 2017-12-22 | 2018-06-22 | 江苏国立化工科技有限公司 | Multicomponent is modified green syt high-performance rubber adhesive and preparation method thereof |
| CN207899437U (en) * | 2017-12-13 | 2018-09-25 | 广州艾科洛克建筑材料技术开发有限公司 | A kind of reaction kettle prepared for hot melt adhesive |
| CN108654815A (en) * | 2018-05-03 | 2018-10-16 | 蔡素真 | A kind of industrial chemicals process of refinement method |
| CN218531092U (en) * | 2022-10-27 | 2023-02-28 | 国亿精密工业(南京)有限公司 | Grinding machine for processing rubber materials |
-
2023
- 2023-04-11 CN CN202310379291.9A patent/CN116376468A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101157769A (en) * | 2007-09-13 | 2008-04-09 | 青岛科技大学 | Method for preparing and modifying chloroprene rubber powder |
| CN101519575A (en) * | 2009-04-02 | 2009-09-02 | 际华三五一七橡胶制品有限公司 | Rubber adhesive and preparation method thereof |
| CN102627925A (en) * | 2012-04-23 | 2012-08-08 | 天津市橡胶工业研究所 | Bonding agent for bonding chloronorgutta and nylon soaking framework material and manufacturing method of bonding agent |
| CN105754216A (en) * | 2016-03-15 | 2016-07-13 | 嘉兴北化高分子助剂有限公司 | Resorcinol-containing rubber adhesive masterbatch and preparation method thereof |
| CN106000254A (en) * | 2016-08-03 | 2016-10-12 | 广西大学 | Single chip microcomputer intelligent control microwave pyrolysis microalgae directional oil-making device |
| CN206233063U (en) * | 2016-08-31 | 2017-06-09 | 四川知行路桥股份有限公司 | A kind of SBS modified pitch microwave shearing development device |
| CN206104032U (en) * | 2016-10-09 | 2017-04-19 | 天津国安盟固利新材料科技股份有限公司 | Novel grinding of lithium ion batteries cathode materials double sintering device |
| CN207899437U (en) * | 2017-12-13 | 2018-09-25 | 广州艾科洛克建筑材料技术开发有限公司 | A kind of reaction kettle prepared for hot melt adhesive |
| CN108192060A (en) * | 2017-12-22 | 2018-06-22 | 江苏国立化工科技有限公司 | Multicomponent is modified green syt high-performance rubber adhesive and preparation method thereof |
| CN108654815A (en) * | 2018-05-03 | 2018-10-16 | 蔡素真 | A kind of industrial chemicals process of refinement method |
| CN218531092U (en) * | 2022-10-27 | 2023-02-28 | 国亿精密工业(南京)有限公司 | Grinding machine for processing rubber materials |
Non-Patent Citations (1)
| Title |
|---|
| 橡胶工业管理局翻译组译: "《胶底工艺学》", vol. 1, 化学工艺出版社, pages: 166 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110283367A (en) | Super abrasive conveyer belt coating rubber and preparation method thereof | |
| CN102408671B (en) | Hemp fiber doped saloon car brake pad and preparation process thereof | |
| CN104194079A (en) | Composite seal ring and manufacturing process thereof | |
| CN104558526A (en) | Method for preparing medium temperature fast curing epoxy resin composition for melting prepared prepreg | |
| CN116376468A (en) | Optimized production process and equipment of resorcinol rubber adhesive | |
| CN104311787B (en) | The preparation method and application of high abrasion nano composite system modified polyurethane rubber | |
| CN102003480B (en) | Wind driven generator damping friction braking plate and preparation method thereof | |
| CN103694509B (en) | A kind of band enhancement Layer damages of conveyor belt repairs bar and preparation method thereof | |
| CN105837869A (en) | High-performance mechanical seal ring composite material and preparation technology thereof | |
| CN108821645A (en) | A method of compound resin well cover is prepared using discarded circuit board non-metal powder collaboration polyester resin | |
| CN207808116U (en) | A kind of silica gel vulcanization rabbling mechanism based on production mobile phone protecting case | |
| CN116675904A (en) | Degradation liquid for rapidly degrading and recycling wind power blade composite material and application | |
| CN108638549A (en) | A kind of production technology of solid tyre | |
| CN109608778A (en) | A kind of preparation method of rubber expanded material | |
| CN101602236A (en) | The mechanical regeneration method of rubber burrs | |
| CN114634653A (en) | Method for directionally depolymerizing and recycling retired fan blades | |
| CN107327526A (en) | A kind of automobile brake sheet and its manufacture method | |
| CN202742507U (en) | Low-noise centrifuge running wheel | |
| CN113199772A (en) | Remanufacturing process for inner end platform of guide stationary blade assembly at fan outlet of aircraft engine | |
| CN112250923A (en) | High-sealing-performance reactor plant gate rubber sealing ring and preparation method thereof | |
| CN104610607A (en) | Whole mould pressing vulcanization technology for cathode insulating strip and insulating layer | |
| CN108149242A (en) | A kind of restorative procedure of the waste and old mechanical wear component of large-scale mine | |
| CN217568919U (en) | Crushing apparatus is used in production of insoluble sulphur | |
| CN109161105A (en) | A kind of preparation method of sound absorbent rubber foam | |
| CN108626280A (en) | A kind of friction material preparation process for Friction Facing on Clutch Disc in Heavy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |