CN114456505A - Preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for high-temperature-resistant conveying belt - Google Patents
Preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for high-temperature-resistant conveying belt Download PDFInfo
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- CN114456505A CN114456505A CN202210191517.8A CN202210191517A CN114456505A CN 114456505 A CN114456505 A CN 114456505A CN 202210191517 A CN202210191517 A CN 202210191517A CN 114456505 A CN114456505 A CN 114456505A
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- propylene diene
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- 229920002943 EPDM rubber Polymers 0.000 title claims abstract description 56
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 33
- 239000000853 adhesive Substances 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 26
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 14
- 239000012939 laminating adhesive Substances 0.000 claims abstract description 11
- 239000012763 reinforcing filler Substances 0.000 claims abstract description 10
- 239000012190 activator Substances 0.000 claims abstract description 7
- 229920001971 elastomer Polymers 0.000 claims description 25
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical group [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 20
- 238000002156 mixing Methods 0.000 claims description 11
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical compound C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 claims description 10
- 235000021355 Stearic acid Nutrition 0.000 claims description 10
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 10
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 10
- 239000008117 stearic acid Substances 0.000 claims description 10
- 239000011787 zinc oxide Substances 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 229910052717 sulfur Inorganic materials 0.000 claims description 9
- 239000011593 sulfur Substances 0.000 claims description 9
- 239000004594 Masterbatch (MB) Substances 0.000 claims description 4
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- 150000003505 terpenes Chemical class 0.000 claims description 4
- 235000007586 terpenes Nutrition 0.000 claims description 4
- 230000003213 activating effect Effects 0.000 claims description 3
- 239000012790 adhesive layer Substances 0.000 abstract description 3
- 230000032798 delamination Effects 0.000 abstract description 3
- 239000000945 filler Substances 0.000 abstract 1
- 239000004014 plasticizer Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 16
- 230000032683 aging Effects 0.000 description 15
- 239000003292 glue Substances 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 238000004073 vulcanization Methods 0.000 description 8
- 239000006229 carbon black Substances 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 6
- 239000004744 fabric Substances 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004636 vulcanized rubber Substances 0.000 description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- -1 ethylene propylene diene Chemical class 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
Classifications
-
- 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
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Belt Conveyors (AREA)
Abstract
The invention provides Ethylene Propylene Diene Monomer (EPDM) adhesive with high adhesive strength for a high-temperature-resistant conveying belt and a preparation method thereof, belonging to the field of heat-resistant conveying belts. The laminating adhesive comprises the following components in parts by weight: 100 parts of ethylene propylene diene monomer, 30-50 parts of reinforcing filler, 3-10 parts of activator, 5-15 parts of plasticizer, 1-3 parts of anti-aging agent, 50-70 parts of filler and 1.5-5 parts of bonding system. Through the technical scheme, the laminating adhesive prepared by the invention has excellent physical and mechanical properties and adhesive property, solves the problems of air bubbles and delamination commonly existing in the adhesive layer of the high-temperature resistant conveying belt, and improves the operation safety coefficient.
Description
Technical Field
The invention relates to the technical field of high-temperature-resistant conveying belts, in particular to a preparation method of high-bonding-strength Ethylene Propylene Diene Monomer (EPDM) laminating adhesive for a high-temperature-resistant conveying belt.
Background
The heat-resistant conveying belt is prepared by assembling and vulcanizing a plurality of layers of high-strength framework materials, heat-resistant or high-temperature-resistant adhesive and covering rubber at high temperature, and is widely applied to short-distance or long-distance industrial transportation of metallurgy, coking and the like, wherein the transportation materials comprise coke, cement, slag, hot castings and the like. The canvas core heat-resistant conveying belt adopts high-melting-point cotton canvas (polyester cotton cloth) or polyester canvas as a framework material, the application field is wide, and the framework material and the laminating glue are easy to separate to cause damage to the conveying belt and seriously affect the service life of the high-temperature-resistant conveying belt in the long-term operation under the high-temperature environment. Therefore, the adhesive property and the high temperature resistance of the laminating adhesive are adjusted and improved by optimizing the formula of the adhesive material, which is very important.
Ethylene propylene diene monomer has the best heat aging resistance, is widely applied to the rubber industry fields of heat resistance, aging resistance and the like, has poor self-adhesion and mutual adhesion, and is commonly used in the industry for solving the adhesion problem. The rubber is combined with the rubber, and the influencing factors comprise the compatibility degree, the dispersity, the co-vulcanization and the chemical reaction caused by the combination, so that the processing technology of the rubber material of the high-temperature resistant conveying belt is complicated, and particularly the selection of a vulcanization system is complicated; in addition, after the rubber is used together, various rubber performances are different, and the bonding effect between the bonding glue and the framework material and between the bonding glue and the covering glue is poor, so that the whole rubber material becomes hard and delaminates after aging.
Therefore, ethylene propylene diene monomer is adopted as a single rubber body, and a bonding system and a thermal oxygen resistant anti-aging system are optimized, so that the rubber has excellent physical and mechanical properties and bonding performance, and has great significance for improving the overall performance of a high temperature resistant conveying belt and optimizing the production process.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for a high-temperature-resistant conveying belt.
The invention is realized by the following technical scheme: the preparation method of the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveying belt is characterized by comprising the following components in parts by weight: 100 parts of ethylene propylene diene monomer, 30-50 parts of reinforcing filler, 3-10 parts of activator, 1-2.5 parts of vulcanizing agent, 5-15 parts of tackifier, 1-3 parts of anti-aging agent and 1-3 parts of accelerator.
Preferably, the reinforcing filler is at least one of N330, N660 and N990.
Preferably, the activators are zinc oxide and stearic acid.
Preferably, the vulcanizing agent is sulfur.
Preferably, the tackifier is at least one of coumarone resin, terpene resin, RS, a, and cobalt boroacylate.
Preferably, the antioxidant is at least one of MB and RD.
Preferably, the accelerator is at least one of M, DM and BZ.
A preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) laminated rubber for a high-temperature-resistant conveying belt comprises the following specific steps: sequentially putting the ethylene propylene diene monomer, the reinforcing filler, the activator, the tackifier, the anti-aging agent and the accelerator into an internal mixer, and mixing to obtain a section of masterbatch; and (3) putting the primary rubber on an open mill, remilling, adding a vulcanizing agent, thinly passing for 5 times, and slicing to obtain the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveyor belt.
As a preferred scheme, the temperature of the internal mixer is 50-60 ℃, and the rotating speed is 30-40 r/min.
Due to the adoption of the technical scheme, compared with the prior art, the invention has the following beneficial effects: (1) the prepared high-temperature-resistant conveyer belt laminating adhesive has excellent high-temperature physical and mechanical properties and adhesive property, and the adhesive strength meets the index requirements of national standard GB/T20021-: the interlayer bonding strength of the belt is more than or equal to 4.5N/mm, and the bonding effect between the laminating adhesive and the framework material and between the laminating adhesive and the covering adhesive is improved; (2) before and after aging at 180 ℃ for 168h, the adhesive strength of the adhesive is stable and almost unchanged, so that the problem of delamination of the adhesive layer of the high-temperature-resistant conveying belt is solved, and the service life of the heat-resistant conveying belt is prolonged; (3) the preparation method adopts the ethylene propylene diene monomer as the single rubber body, and solves the problem caused by the combination of rubber materials: the vulcanizing system is difficult to prepare, the overall aging resistance of the rubber material is poor, and the like, so that the production process is simplified and the production efficiency is improved. The laminating adhesive prepared by the invention has excellent physical and mechanical properties and adhesive property, solves the problems of air bubbles and delamination commonly existing in the adhesive layer of the high-temperature resistant conveyer belt, and improves the operation safety coefficient.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be described in further detail with reference to specific embodiments. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
The invention provides a preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for a high-temperature-resistant conveying belt, which is characterized by comprising the following components in parts by weight: 100 parts of ethylene propylene diene monomer, wherein the ethylene propylene diene monomer has the characteristics of low ENB content of a third monomer, high allyl content and the like;
30-50 parts of reinforcing filler, wherein the reinforcing filler is at least one of N330, N660 and N990;
3-10 parts of an activating agent, wherein the activating agent is zinc oxide and stearic acid;
1-2.5 parts of a vulcanizing agent, wherein the vulcanizing agent is sulfur;
5-15 parts of a tackifier, wherein the tackifier is at least one of coumarone resin, terpene resin, RS, A and cobalt boracylate, and has good initial adhesion and cohesive strength;
1-3 parts of an anti-aging agent, wherein the anti-aging agent is at least one of MB and RD;
1-3 parts of an accelerant, wherein the accelerant is at least one of M, DM and BZ.
A preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) laminated rubber for a high-temperature-resistant conveying belt comprises the following specific steps: sequentially putting the ethylene propylene diene monomer, the reinforcing filler, the activator, the tackifier, the anti-aging agent and the accelerator into an internal mixer, and mixing to obtain a section of masterbatch; and (3) putting the primary rubber on an open mill, remilling, adding a vulcanizing agent, thinly passing for 5 times, and slicing to obtain the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveyor belt. The temperature of the internal mixer is 50-60 ℃, and the rotating speed is 30-40 r/min.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced otherwise than as specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed below.
Example 1
100 parts of ethylene propylene diene monomer, 30 parts of carbon black N33030, 3 parts of N66020, 3 parts of zinc oxide, 1 part of stearic acid, 1 part of sulfur, 5 parts of coumarone resin, 3 parts of terpene resin, 1 part of MB, 2 parts of RD, 1 part of DM and 2 parts of BZ.
Example 2
100 parts of ethylene propylene diene monomer, 30 parts of carbon black N330, 99020 parts of N, 3 parts of zinc oxide, 1 part of stearic acid, 1.5 parts of sulfur, 5 parts of RS, 3 parts of cobalt boracylate, 1 part of MB, 2 parts of RD, 1 part of DM and 2 parts of BZ.
Example 3
100 parts of ethylene propylene diene monomer, 66020 parts of carbon black, 99030 parts of N, 3 parts of zinc oxide, 1 part of stearic acid, 1.5 parts of sulfur, 5 parts of coumarone resin, 3 parts of RS, 1 part of MB, 2 parts of RD, 1 part of DM and 2 parts of BZ.
The above examples 1 to 3, which have the same mixing process, are all implemented according to a preparation method of a high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for a high-temperature-resistant conveyor belt, and include the following steps:
mixing: sequentially putting ethylene propylene diene monomer, carbon black, zinc oxide, stearic acid, a tackifier, an anti-aging agent and an accelerator into an internal mixer, and mixing the internal mixer at the temperature of 50-60 ℃ and the rotating speed of 30-40r/min to obtain a section of masterbatch; and (3) putting the primary rubber on an open mill, remilling, adding a vulcanizing agent, thinly passing for 5 times, and slicing to obtain the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveyor belt.
Comparative example 1
100 parts of ethylene propylene diene monomer, 20 parts of carbon black N330, 2 parts of zinc oxide, 1 part of stearic acid, 1.5 parts of sulfur, 2 parts of anti-aging agent RF, 2 parts of RA, 3 parts of 4010NA, 1 part of accelerator DM and 2 parts of CZ.
Comparative example 2
100 parts of ethylene propylene diene monomer, 20 parts of carbon black N330, 2 parts of zinc oxide, 1 part of stearic acid, 1.5 parts of sulfur, 2 parts of anti-aging agent RS, 2 parts of RF, 3 parts of 4010NA, 1 part of accelerator DM and 2 parts of CZ.
The above comparative examples 1-2, which have the same mixing process, comprise the following steps:
open mixing: putting the ethylene propylene diene raw rubber into an open mill, plasticating for 2min, sequentially adding zinc oxide, stearic acid, an accelerator, carbon black and an anti-aging agent, mixing for 3min until the mixture is uniformly dispersed, finally adding sulfur, mixing uniformly, thinly passing for 5 times, and discharging to obtain the mixed rubber.
The laminating adhesives obtained in examples 1 to 3 and comparative examples 1 to 2 were sampled.
(1) Conventional vulcanization
The mix was left for 24 hours, and conventional vulcanization conditions were set: pressure 15MPa, vulcanization temperature: 180 ℃, time: and (3) molding for 3min to obtain the vulcanized rubber sheet.
(2) Preparation and vulcanization of polyester canvas adhesive tape
Rolling and forming: assembling and cold-pressing the bonding glue obtained by mixing the materials in the examples 1-3 and the comparative examples 1-2 on a four-roller mill and a cooling machine according to the sequence of upper covering glue/bonding glue/polyester canvas/lower covering glue to obtain a semi-finished product of a rubber belt blank;
and (3) vulcanizing the strip blank: setting the conventional vulcanization conditions of a flat vulcanizing machine: the pressure is 15MPa, the vulcanization temperature is 180 ℃, the time is 10min, and the canvas core adhesive tape is prepared by die pressing.
And (3) performance testing:
carrying out tensile property test according to GB/T528-2009 determination of tensile stress strain property of vulcanized rubber or thermoplastic rubber;
carrying out aging tests according to GB/T3512-;
and (3) testing the bonding strength between the cloth layers according to GB/T6759-2013 (test method for bonding strength between conveyer belt layers), wherein the testing comprises normal temperature and aging.
As can be seen from the table, the examples 1 to 3 are superior to the comparative examples 1 to 2 in the comprehensive physical properties at room temperature and after aging, and have high inter-fabric layer adhesive strength: (1) the normal temperature bonding strength meets the index requirements of national standard GB/T20021-: the interlayer bonding strength of the belt is more than or equal to 4.5N/mm; (2) the adhesive strength is hardly changed before and after aging at 180 ℃ for 168 h; (3) wherein the embodiment 2 has the best effect: the bonding strength between the normal temperature cloth layers is 9.5N/mm, the bonding strength between the cloth layers after aging is 9.4N/mm after aging at 180 ℃ for 168h, and the aging bonding performance of the canvas core bonding layer rubber material provided by the patent CN106010370A is higher than that of a canvas core bonding layer rubber material: the bond strength after aging was 6.3N/mm at 150 ℃ for 168 h.
The high-adhesion-strength ethylene propylene diene monomer laminating adhesive for the high-temperature-resistant conveying belt provided by the invention has excellent high-temperature physical and mechanical properties and adhesion properties, is stable before and after aging, has higher aging adhesion strength than that in patent CN106010370A, and has great significance for improving the adhesion property between ethylene propylene diene monomer and polyester canvas in the industry and prolonging the service life of the high-temperature-resistant conveying belt. The preparation method adopts the ethylene propylene diene monomer as the single rubber body, and has simple and efficient production process.
In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The preparation method of the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveying belt is characterized by comprising the following components in parts by weight: 100 parts of ethylene propylene diene monomer, 30-50 parts of reinforcing filler, 3-10 parts of activator, 1-2.5 parts of vulcanizing agent, 5-15 parts of tackifier, 1-3 parts of anti-aging agent and 1-3 parts of accelerator.
2. The EPDM adhesive with high adhesive strength for high temperature resistant conveying belt according to claim 1, wherein the reinforcing filler is at least one of N330, N660 and N990.
3. The Ethylene Propylene Diene Monomer (EPDM) adhesive with high bonding strength for the high-temperature resistant conveying belt as claimed in claim 1, wherein the activating agent is zinc oxide and stearic acid.
4. The ethylene-propylene-diene monomer adhesive with high adhesive strength for the high-temperature-resistant conveying belt according to claim 1, wherein the vulcanizing agent is sulfur.
5. The Ethylene Propylene Diene Monomer (EPDM) adhesive with high bonding strength for a high temperature resistant conveying belt according to claim 1, wherein the tackifier is at least one of coumarone resin, terpene resin, RS, A, and cobalt boroacylate.
6. The Ethylene Propylene Diene Monomer (EPDM) with high bonding strength for the high-temperature resistant conveying belt as claimed in claim 1, wherein the anti-aging agent is at least one of MB and RD.
7. The Ethylene Propylene Diene Monomer (EPDM) adhesive for high-temperature resistant conveying belts as claimed in claim 1, wherein the accelerator is at least one of M, DM and BZ.
8. The preparation method of the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveying belt according to claim 1 is characterized by comprising the following steps of: sequentially putting the ethylene propylene diene monomer, the reinforcing filler, the activator, the tackifier, the anti-aging agent and the accelerator into an internal mixer, and mixing to obtain a section of masterbatch; and (3) putting the primary rubber on an open mill, remilling, adding a vulcanizing agent, thinly passing for 5 times, and slicing to obtain the high-adhesion-strength ethylene propylene diene monomer adhesive for the high-temperature-resistant conveyor belt.
9. The preparation method of the ethylene propylene diene monomer laminating adhesive with high bonding strength for the high-temperature-resistant conveying belt according to claim 8, wherein the temperature of the internal mixer is 50-60 ℃, and the rotating speed is 30-40 r/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191517.8A CN114456505A (en) | 2022-03-01 | 2022-03-01 | Preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for high-temperature-resistant conveying belt |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210191517.8A CN114456505A (en) | 2022-03-01 | 2022-03-01 | Preparation method of high-adhesion-strength Ethylene Propylene Diene Monomer (EPDM) adhesive for high-temperature-resistant conveying belt |
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| CN114456505A true CN114456505A (en) | 2022-05-10 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775688A (en) * | 2012-08-09 | 2012-11-14 | 无锡宝通带业股份有限公司 | High temperature resistant core glue for conveyer belt and preparation method thereof |
| CN106010370A (en) * | 2016-07-06 | 2016-10-12 | 无锡宝通科技股份有限公司 | Canvas core thermal insulation conveying belt adhesive layer rubber material and preparation method thereof |
| CN109735012A (en) * | 2019-01-23 | 2019-05-10 | 保定华月胶带有限公司 | A kind of dedicated rubberizing of ethylene propylene diene rubber heat resistance conveyor belt and preparation method thereof |
| CN109880552A (en) * | 2019-02-20 | 2019-06-14 | 威海荣华胶带股份有限公司 | A kind of bonding glue-line for T4 rank heat-resistant polyester canvas apron and preparation method thereof and its application |
| CN110819011A (en) * | 2019-11-08 | 2020-02-21 | 株洲凯创技术有限公司 | Ethylene-propylene-diene monomer insulating rubber material and preparation method thereof |
-
2022
- 2022-03-01 CN CN202210191517.8A patent/CN114456505A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775688A (en) * | 2012-08-09 | 2012-11-14 | 无锡宝通带业股份有限公司 | High temperature resistant core glue for conveyer belt and preparation method thereof |
| CN106010370A (en) * | 2016-07-06 | 2016-10-12 | 无锡宝通科技股份有限公司 | Canvas core thermal insulation conveying belt adhesive layer rubber material and preparation method thereof |
| CN109735012A (en) * | 2019-01-23 | 2019-05-10 | 保定华月胶带有限公司 | A kind of dedicated rubberizing of ethylene propylene diene rubber heat resistance conveyor belt and preparation method thereof |
| CN109880552A (en) * | 2019-02-20 | 2019-06-14 | 威海荣华胶带股份有限公司 | A kind of bonding glue-line for T4 rank heat-resistant polyester canvas apron and preparation method thereof and its application |
| CN110819011A (en) * | 2019-11-08 | 2020-02-21 | 株洲凯创技术有限公司 | Ethylene-propylene-diene monomer insulating rubber material and preparation method thereof |
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