CN115073931A - Formula of high-temperature-aging-resistant ethylene propylene diene monomer hose - Google Patents
Formula of high-temperature-aging-resistant ethylene propylene diene monomer hose Download PDFInfo
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- CN115073931A CN115073931A CN202210836134.1A CN202210836134A CN115073931A CN 115073931 A CN115073931 A CN 115073931A CN 202210836134 A CN202210836134 A CN 202210836134A CN 115073931 A CN115073931 A CN 115073931A
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- diene monomer
- ethylene propylene
- propylene diene
- heating
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- 229920002943 EPDM rubber Polymers 0.000 title claims abstract description 87
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 44
- -1 fatty acid ester Chemical class 0.000 claims abstract description 44
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 34
- 238000004073 vulcanization Methods 0.000 claims abstract description 30
- 239000004014 plasticizer Substances 0.000 claims abstract description 25
- 239000012744 reinforcing agent Substances 0.000 claims abstract description 25
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 23
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 22
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 22
- 235000014113 dietary fatty acids Nutrition 0.000 claims abstract description 22
- 239000000194 fatty acid Substances 0.000 claims abstract description 22
- 229930195729 fatty acid Natural products 0.000 claims abstract description 22
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 22
- 239000011787 zinc oxide Substances 0.000 claims abstract description 22
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims description 79
- 239000000463 material Substances 0.000 claims description 44
- 230000032683 aging Effects 0.000 claims description 36
- 239000000203 mixture Substances 0.000 claims description 32
- 238000003756 stirring Methods 0.000 claims description 29
- 238000002360 preparation method Methods 0.000 claims description 24
- 229920001971 elastomer Polymers 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 23
- 239000005060 rubber Substances 0.000 claims description 22
- 238000007599 discharging Methods 0.000 claims description 14
- IPKKHRVROFYTEK-UHFFFAOYSA-N dipentyl phthalate Chemical compound CCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCC IPKKHRVROFYTEK-UHFFFAOYSA-N 0.000 claims description 12
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 claims description 6
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 6
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229940088417 precipitated calcium carbonate Drugs 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 11
- 244000309464 bull Species 0.000 description 5
- 239000000178 monomer Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 238000013329 compounding Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- XNGIFLGASWRNHJ-UHFFFAOYSA-N o-dicarboxybenzene Natural products OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- VAJVDSVGBWFCLW-UHFFFAOYSA-N 3-Phenylpropanol Natural products OCCCC1=CC=CC=C1 VAJVDSVGBWFCLW-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- 229920001944 Plastisol Polymers 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000002173 cutting fluid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000005108 dry cleaning Methods 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 239000004999 plastisol Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L101/00—Compositions of unspecified macromolecular compounds
- C08L101/02—Compositions of unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups
- C08L101/04—Compositions of unspecified macromolecular compounds characterised by the presence of specified groups, e.g. terminal or pendant functional groups containing halogen atoms
-
- 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
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
The invention belongs to the technical field of ethylene-propylene-diene monomer rubber tubes, and particularly relates to a high-temperature-aging-resistant ethylene-propylene-diene monomer rubber tube formula which comprises the following components in parts by weight: 30-60 parts of ethylene propylene diene monomer, 30-60 parts of acrylate, 50-80 parts of fluororubber, 20-50 parts of polyethylene glycol fatty acid ester, 20-35 parts of zinc oxide, 20-35 parts of reinforcing agent, 15-30 parts of plasticizer, 10-25 parts of vulcanization accelerator and 10-25 parts of anti-aging agent.
Description
Technical Field
The invention relates to the technical field of ethylene propylene diene monomer rubber tubes, in particular to a formula of an ethylene propylene diene monomer rubber tube with high temperature aging resistance.
Background
The cold shrink tube is generally a tubular cable accessory adopting a cold shrink technology, has the functions of insulation, sealing, protection and the like, is also called a pre-expansion technology, is shrunk by elastic retractive force at normal temperature instead of being shrunk by heating like a heat shrink material, so the cold shrink technology is commonly called as the cold shrink technology, commonly used materials of the cold shrink tube comprise silicon rubber and ethylene propylene rubber, and the cold shrink tube has the advantages of small volume, convenient and rapid operation, no need of special tools, wide application range, small product specification and the like.
The conventional ethylene propylene diene monomer rubber tube is generally used for protecting a cable in a wrapping manner, when the cable is damaged, electric leakage occurs to generate high temperature, and the conventional ethylene propylene diene monomer rubber tube can be damaged under the high temperature condition.
Disclosure of Invention
The invention is provided in view of the problems in the formula of the ethylene propylene diene monomer rubber tube and/or the existing ethylene propylene diene monomer rubber tube with high temperature aging resistance.
Therefore, the invention aims to provide a formula of the high-temperature-aging-resistant ethylene-propylene-diene monomer rubber tube, a novel sizing material is prepared by compounding ethylene-propylene-diene monomer rubber, acrylic ester and fluororubber, and the ratio of the benzene polyacid ester, the phthalic acid ester and the dioctyl phthalate is 1:1:1 by adding the fusion liquid of the ethylene-propylene-diene monomer rubber, the acrylic ester and the fluororubber, so that the existing problems can be solved.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
a formula of a high-temperature aging resistant ethylene propylene diene monomer hose comprises: the following components (in parts by weight):
30-60 parts of ethylene propylene diene monomer, 30-60 parts of acrylate, 50-80 parts of fluororubber, 20-50 parts of polyethylene glycol fatty acid ester, 20-35 parts of zinc oxide, 20-35 parts of reinforcing agent, 15-30 parts of plasticizer, 10-25 parts of vulcanization accelerator and 10-25 parts of anti-aging agent;
the reinforcing agent is one or more of carbon black, precipitated calcium carbonate and phenolic resin, the plasticizer is one or more of diamyl phthalate, di-n-amyl phthalate and dioctyl phthalate, and the vulcanization accelerator is hexafluorobisphenol.
As a preferred scheme of the formula of the high-temperature aging resistant ethylene propylene diene monomer hose, the high-temperature aging resistant ethylene propylene diene monomer hose comprises the following components in percentage by weight: comprises the following components (by weight portion):
30 parts of ethylene propylene diene monomer, 30 parts of acrylate, 50 parts of fluororubber, 20 parts of polyethylene glycol fatty acid ester, 20 parts of zinc oxide, 20 parts of reinforcing agent, 15 parts of plasticizer, 10 parts of vulcanization accelerator and 10 parts of anti-aging agent.
As a preferred scheme of the formula of the high-temperature aging resistant ethylene propylene diene monomer hose, the high-temperature aging resistant ethylene propylene diene monomer hose comprises the following components in percentage by weight: comprises the following components (by weight portion):
40 parts of ethylene propylene diene monomer, 40 parts of acrylate, 60 parts of fluororubber, 30 parts of polyethylene glycol fatty acid ester, 25 parts of zinc oxide, 25 parts of reinforcing agent, 20 parts of plasticizer, 15 parts of vulcanization accelerator and 15 parts of anti-aging agent.
As a preferred scheme of the formula of the high-temperature aging resistant ethylene propylene diene monomer hose, the high-temperature aging resistant ethylene propylene diene monomer hose comprises the following components in percentage by weight: comprises the following components (by weight portion):
50 parts of ethylene propylene diene monomer, 50 parts of acrylate, 70 parts of fluororubber, 40 parts of polyethylene glycol fatty acid ester, 30 parts of zinc oxide, 30 parts of reinforcing agent, 25 parts of plasticizer, 20 parts of vulcanization accelerator and 20 parts of anti-aging agent.
As a preferred scheme of the formula of the high-temperature aging resistant ethylene propylene diene monomer hose, the high-temperature aging resistant ethylene propylene diene monomer hose comprises the following components in percentage by weight: comprises the following components (in parts by weight):
60 parts of ethylene propylene diene monomer, 60 parts of acrylate, 80 parts of fluororubber, 50 parts of polyethylene glycol fatty acid ester, 35 parts of zinc oxide, 35 parts of reinforcing agent, 30 parts of plasticizer, 25 parts of vulcanization accelerator and 25 parts of anti-aging agent.
A preparation method of a high-temperature aging resistant ethylene propylene diene monomer hose formula comprises the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box of a swinging device, and continuously heating the materials to be stable;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into a heating box through a discharging pipe of a sealing cover for heating, and at the moment, a swing motor of a swing device is started to mix an adding material with a rubber mixture;
s5: starting a rotating motor of the rotating device, enabling the rotating motor to drive the rotating plate to rotate, and further driving a heating and stirring box of the swinging device to rotate, and further enabling the heating and stirring box to heat, swing and rotate the mixture, so that the mixture is uniformly mixed;
s6: and putting the fused material into a vulcanizing machine for vulcanizing operation to obtain the ethylene propylene diene monomer tube, wherein the vulcanization stability is set to be 120 ℃, and the time is set to be 6 hours.
As a preferred scheme of the preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula, the preparation method comprises the following steps: and box body heating coils are arranged around the inside of the heating box and used for heating the internal material of the heating box.
As a preferred scheme of the preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula, the preparation method comprises the following steps: the left end of the surface of the sealing cover is provided with a discharging pipe, and the discharging pipe is inserted into the heating box.
As a preferred scheme of the preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula, the preparation method comprises the following steps: the rotating device comprises a rotating motor, the rotating motor is arranged in the center of the surface of the sealing cover, the output end of the rotating motor is connected with a rotating plate, limiting rods are arranged on the periphery of the surface of the rotating plate, and the limiting rods are connected to the bottom of the sealing cover in a sliding mode.
As a preferred scheme of the preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula, the preparation method comprises the following steps: the swing device comprises a swing motor, the swing motor is arranged at the right end of the surface of the rotating plate, the swing motor comprises a swing motor rear plate, a motor is arranged at the rear end of the swing motor rear plate, the output end of the motor is connected with a turntable, the surface of the turntable is connected with a first rotating rod in a rotating mode, the other end of the first rotating rod is connected with a second rotating rod, the other end of the second rotating rod is connected with the surface of a third rotating rod, the upper end of the third rotating rod is connected to the left end of the surface of the swing motor rear plate in a rotating mode, a heating stirring box is connected to the bottom of the third rotating rod, a placing groove is arranged at the left end of the interior of the heating stirring box, and a heating coil is arranged at the right end of the interior of the heating stirring box.
Compared with the prior art: the novel rubber material is prepared by compounding the ethylene propylene diene monomer, the acrylic ester and the fluororubber, so that the novel rubber material has excellent high-temperature resistance, the high-temperature resistance of the fused material is improved by adding the benzene polyacid ester, the phthalic acid ester and the dioctyl phthalate into the fused solution of the ethylene propylene diene monomer, the acrylic ester and the fluororubber according to the ratio of 1:1:1, and the effects of improving the protective performance of the novel ethylene propylene diene monomer tube and preventing the novel ethylene propylene diene monomer tube from being damaged or burning due to the high temperature of cable leakage are achieved;
the material can be heated through the heating box, so that the material is convenient to fuse, the additive is convenient to put in through the sealing cover, and the effect of harm caused by splashing during stirring is prevented;
can heat alone rubber mixture through pendulous device, and can mix the addition material through the inside that the swing drops into rubber mixture into the heating cabinet, and can pat the mixture, promote the effect that the mixture fuses.
Drawings
FIG. 1 is a schematic view of the overall structure of a heating chamber according to the present invention;
FIG. 2 is a schematic bottom view of the sealing cap of the present invention;
fig. 3 is a schematic structural diagram of a swing device provided by the present invention.
In the figure: the device comprises a heating box 1, a box body heating coil 11, a sealing cover 2, a discharging pipe 21, a rotating device 3, a rotating motor 31, a rotating plate 32, a limiting rod 33, a swinging device 4, a swinging motor 41, a swinging motor rear plate 411, a turntable 412, a first rotating rod 413, a second rotating rod 414, a third rotating rod 415, a heating stirring box 42, a placing groove 421 and a heating coil 421.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The invention provides a formula of a high-temperature-aging-resistant ethylene propylene diene monomer rubber tube, which comprises a heating box 1, a sealing cover 2, a rotating device 3 and a swinging device 4;
the sealing cover 2 is detachably mounted at the upper end of the heating box 1, materials can be heated through the heating box 1, the materials are convenient to fuse, the added materials can be conveniently put in through the sealing cover 2, the effect of harm caused by splashing during stirring is prevented, box heating coils 11 are arranged around the inside of the heating box 1, the materials inside the heating box 1 can be heated through the box heating coils 11, the materials are convenient to mix, a discharging pipe 21 is arranged at the left end of the surface of the sealing cover 2, the discharging pipe 21 is inserted into the heating box 1, and the effect of putting in the added materials can be conveniently achieved through the discharging pipe 21;
the rotating device 3 is arranged on the surface of the sealing cover 2, the rotating device 3 can drive the swinging device 4 to rotate, so that the swinging device 4 can swing and stir materials in a rotating mode, mixed materials are beaten, and the effect of mixing the mixed materials is promoted, the rotating device 3 comprises a rotating motor 31, a rotating plate 32 and a limiting rod 33, the rotating motor 31 is arranged in the center of the surface of the sealing cover 2 and plays a role in installation, the output end of the rotating motor 31 is connected with the rotating plate 32, the rotating plate 32 can be driven to rotate by starting the rotating motor 31, the limiting rod 33 is arranged on the periphery of the surface of the rotating plate 32 and is connected to the bottom of the sealing cover 2 in a sliding mode through the upper end of the limiting rod 33, the rotating plate 32 is supported and guided in a limiting mode, and the rotating deflection and damage caused by the fact that the rotating plate 32 bears excessive weight is prevented;
the swinging device 4 is arranged at the right end of the surface of the rotating plate 32, the rubber mixture can be heated independently through the swinging device 4, the rubber mixture can be thrown into the heating box 1 through swinging, the additive can be mixed, the mixture can be beaten, and the effect of mixture fusion is promoted, the swinging device 4 comprises a swinging motor 41, a swinging motor rear plate 411, a rotating disc 412, a first rotating rod 413, a second rotating rod 414, a third rotating rod 415, a heating and stirring box 42, a placing groove 421 and a heating coil 421, the swinging motor 41 is arranged at the right end of the surface of the rotating plate 32 and plays a role of fixed installation, the rear end of the swinging motor rear plate 411 is provided with a motor and plays a role of placing, the output end of the motor is connected with the rotating disc 412, the motor can drive the rotating disc 412 to rotate, the first rotating rod 413 is connected through the surface rotation of the rotating disc 412, the other end of the first rotating rod 413 is connected with the second rotating rod 414, the surface of third bull stick 415 is connected to the other end of second bull stick 414, the upper end of third bull stick 415 is rotated and is connected the surperficial left end at swing motor rear plate 411, thereby make the linkage of three poles, through starter motor, can make third bull stick 415 swing, thereby the effect of dropping into is carried out to the convenient rubber mixture with inside, heating agitator tank 42 is connected to the bottom of third bull stick 415, play the effect of connecting, and can pat the mixture, promote the mixture to fuse, the inside left end of heating agitator tank 42 is equipped with standing groove 421, can place the rubber material, the inside right-hand member of heating agitator tank 42 is equipped with heating coil 421, can carry out the separate heating to the rubber mixture through heating coil 421, make the rubber mixture be the fluid, conveniently carry out mixing operation.
30 parts of ethylene propylene diene monomer, 30 parts of acrylate, 50 parts of fluororubber, 20 parts of polyethylene glycol fatty acid ester, 20 parts of zinc oxide, 20 parts of reinforcing agent, 15 parts of plasticizer, 10 parts of vulcanization accelerator and 10 parts of anti-aging agent;
the reinforcing agent is one or the combination of more of carbon black, precipitated calcium carbonate and phenolic resin;
the plasticizer is one or a combination of more of diamyl phthalate, di-n-amyl phthalate and dioctyl phthalate;
the vulcanization accelerator is hexafluorobisphenol;
the ethylene propylene diene monomer is a synthetic rubber taking ethylene and propylene as main monomers, and the ethylene propylene monomer has excellent ozone resistance, heat resistance, weather resistance and other aging resistance because the main chain of the ethylene propylene monomer consists of chemically stable saturated hydrocarbon, and has good chemical resistance, electrical insulation performance, impact elasticity, low-temperature performance, low density, high filling property, hot water resistance, water vapor resistance and the like;
the general name of esters of acrylic acid and its homologues is methyl acrylate, ethyl acrylate, 2-methyl methacrylate and 2-ethyl methacrylate, etc., which can be self-polymerized or copolymerized with other monomers, and are monomers for manufacturing adhesives, synthetic resins, special rubbers and plastics;
the fluororubber is a synthetic macromolecular elastomer containing fluorine atoms on carbon atoms of a main chain or a side chain, and endows the rubber with excellent heat resistance, oxidation resistance, oil resistance, corrosion resistance and atmospheric aging resistance;
dissolving polyethylene glycol fatty acid ester in benzene and isopropanol, dispersing in water, preparing a vinyl plastisol viscosity stabilizer, a textile softener and a lubricant, preparing a dry cleaning agent, an oil-based cutting fluid balance emulsifier, a plastic antistatic agent and a dispersing agent;
zinc oxide is an inorganic substance, is an oxide of zinc, and is used as an activator herein;
the reinforcing agent is used as a filler for improving the strength of the rubber product;
the plasticizer is generally polar or partially polar in structure, is a liquid or a low-melting-point solid with high boiling point and difficult volatilization and good miscibility with the polymer, is distributed among macromolecular chains, and can reduce intermolecular force, reduce the viscosity of the polymer and enhance the flexibility;
the vulcanization accelerator is an accelerator for short, can promote substances with vulcanization effect, can shorten vulcanization time, reduce vulcanization temperature, reduce the consumption of a vulcanizing agent, improve the physical and mechanical properties of rubber and the like;
the anti-aging agent is a substance capable of delaying the chemical combination aging of high polymers, most of which can inhibit the oxidation effect, and some of which can inhibit the heat or light effect, thereby prolonging the service life of products;
a preparation method of a high-temperature aging resistant ethylene propylene diene monomer hose formula comprises the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box 42 of a swinging device 4, and continuously heating the materials to be stable at 320 ℃;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into the heating box 1 through the discharging pipe 21 of the sealing cover 2 for heating, and at the moment, the swing motor 41 of the swing device 4 is started to mix the added materials with the rubber mixture;
s5: the rotating motor 31 of the rotating device 3 is started, so that the rotating motor 31 drives the rotating plate 32 to rotate, the heating and stirring box 42 of the swinging device 4 is driven to rotate, and the heating and stirring box 42 heats, swings and rotates the mixture, so that the mixture is uniformly mixed.
40 parts of ethylene propylene diene monomer, 40 parts of acrylate, 60 parts of fluororubber, 30 parts of polyethylene glycol fatty acid ester, 25 parts of zinc oxide, 25 parts of reinforcing agent, 20 parts of plasticizer, 15 parts of vulcanization accelerator and 15 parts of anti-aging agent;
a preparation method of a high-temperature aging resistant ethylene propylene diene monomer hose formula comprises the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box 42 of a swinging device 4, and continuously heating the materials to be stable at 320 ℃;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into the heating box 1 through the discharging pipe 21 of the sealing cover 2 for heating, and at the moment, the swing motor 41 of the swing device 4 is started to mix the added materials with the rubber mixture;
s5: the rotating motor 31 of the rotating device 3 is started, so that the rotating motor 31 drives the rotating plate 32 to rotate, the heating and stirring box 42 of the swinging device 4 is driven to rotate, and the heating and stirring box 42 heats, swings and rotates the mixture, so that the mixture is uniformly mixed.
50 parts of ethylene propylene diene monomer, 50 parts of acrylate, 70 parts of fluororubber, 40 parts of polyethylene glycol fatty acid ester, 30 parts of zinc oxide, 30 parts of reinforcing agent, 25 parts of plasticizer, 20 parts of vulcanization accelerator and 20 parts of anti-aging agent;
a preparation method of a high-temperature aging resistant ethylene propylene diene monomer hose formula comprises the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box 42 of a swinging device 4, and continuously heating the materials to be stable at 320 ℃;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into the heating box 1 through the discharging pipe 21 of the sealing cover 2 for heating, and at the moment, the swing motor 41 of the swing device 4 is started to mix the added materials with the rubber mixture;
s5: the rotating motor 31 of the rotating device 3 is started, so that the rotating motor 31 drives the rotating plate 32 to rotate, the heating and stirring box 42 of the swinging device 4 is driven to rotate, and the heating and stirring box 42 heats, swings and rotates the mixture, so that the mixture is uniformly mixed.
60 parts of ethylene propylene diene monomer, 60 parts of acrylate, 80 parts of fluororubber, 50 parts of polyethylene glycol fatty acid ester, 35 parts of zinc oxide, 35 parts of reinforcing agent, 30 parts of plasticizer, 25 parts of vulcanization accelerator and 25 parts of anti-aging agent;
a preparation method of a high-temperature aging resistant ethylene propylene diene monomer hose formula comprises the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box 42 of a swinging device 4, and continuously heating the materials to be stable at 320 ℃;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into the heating box 1 through the discharging pipe 21 of the sealing cover 2 for heating, and at the moment, the swing motor 41 of the swing device 4 is started to mix the added materials with the rubber mixture;
s5: the rotating motor 31 of the rotating device 3 is started, so that the rotating motor 31 drives the rotating plate 32 to rotate, the heating and stirring box 42 of the swinging device 4 is driven to rotate, and the heating and stirring box 42 heats, swings and rotates the mixture, so that the mixture is uniformly mixed.
Taking the method of the above examples 1-4, each group of ethylene propylene diene monomer rubber tubes was tested to obtain the following data:
according to the experiment in the table, the ethylene propylene diene monomer rubber pipes prepared by the methods in the embodiments 1 to 4 have better performance than the existing ethylene propylene diene monomer rubber pipes and have excellent antistatic performance;
the novel rubber material is prepared by compounding the ethylene propylene diene monomer, the acrylic ester and the fluororubber, so that the novel rubber material has excellent high-temperature resistance, and the high-temperature resistance of the fused material is improved by adding the benzene polyacid ester, the phthalic acid ester and the dioctyl phthalate into the fused solution of the ethylene propylene diene monomer, the acrylic ester and the fluororubber in a ratio of 1:1:1, so that the protective performance of the novel ethylene propylene diene monomer tube is improved, and the effect of preventing the novel ethylene propylene diene monomer tube from being damaged or burnt due to the high temperature of cable leakage is achieved.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. The formula of the high-temperature aging resistant ethylene propylene diene monomer tube is characterized in that: comprises the following components (by weight portion):
30-60 parts of ethylene propylene diene monomer, 30-60 parts of acrylate, 50-80 parts of fluororubber, 20-50 parts of polyethylene glycol fatty acid ester, 20-35 parts of zinc oxide, 20-35 parts of reinforcing agent, 15-30 parts of plasticizer, 10-25 parts of vulcanization accelerator and 10-25 parts of anti-aging agent;
the reinforcing agent is one or more of carbon black, precipitated calcium carbonate and phenolic resin, the plasticizer is one or more of diamyl phthalate, di-n-amyl phthalate and dioctyl phthalate, and the vulcanization accelerator is hexafluorobisphenol.
2. The formula of the high-temperature aging resistant ethylene propylene diene monomer hose according to claim 1, which is characterized by comprising the following components in parts by weight:
30 parts of ethylene propylene diene monomer, 30 parts of acrylate, 50 parts of fluororubber, 20 parts of polyethylene glycol fatty acid ester, 20 parts of zinc oxide, 20 parts of reinforcing agent, 15 parts of plasticizer, 10 parts of vulcanization accelerator and 10 parts of anti-aging agent.
3. The formula of the high-temperature aging resistant ethylene propylene diene monomer hose according to claim 1, which is characterized by comprising the following components in parts by weight:
40 parts of ethylene propylene diene monomer, 40 parts of acrylate, 60 parts of fluororubber, 30 parts of polyethylene glycol fatty acid ester, 25 parts of zinc oxide, 25 parts of reinforcing agent, 20 parts of plasticizer, 15 parts of vulcanization accelerator and 15 parts of anti-aging agent.
4. The formula of the high-temperature aging resistant ethylene propylene diene monomer hose according to claim 1, which is characterized by comprising the following components in parts by weight:
50 parts of ethylene propylene diene monomer, 50 parts of acrylate, 70 parts of fluororubber, 40 parts of polyethylene glycol fatty acid ester, 30 parts of zinc oxide, 30 parts of reinforcing agent, 25 parts of plasticizer, 20 parts of vulcanization accelerator and 20 parts of anti-aging agent.
5. The formula of the high-temperature aging resistant ethylene propylene diene monomer hose according to claim 1, which is characterized by comprising the following components in parts by weight:
60 parts of ethylene propylene diene monomer, 60 parts of acrylic ester, 80 parts of fluororubber, 50 parts of polyethylene glycol fatty acid ester, 35 parts of zinc oxide, 35 parts of reinforcing agent, 30 parts of plasticizer, 25 parts of vulcanization accelerator and 25 parts of anti-aging agent.
6. The preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula is characterized by comprising the following preparation steps:
s1: crushing ethylene propylene diene monomer, acrylic ester and fluororubber for later use;
s2: putting the crushed ethylene propylene diene monomer, the crushed acrylic ester and the crushed fluororubber into a heating stirring box (42) of a swinging device (4), and continuously heating the materials to be stable at 320 ℃;
s3: placing and cooling the melted material;
s4: polyethylene glycol fatty acid ester, zinc oxide, a reinforcing agent, a plasticizer, a vulcanization accelerator and an anti-aging agent are all put into the heating box (1) through a discharging pipe (21) of a sealing cover (2) for heating, and at the moment, a swing motor (41) of a swing device (4) is started to mix an adding material with a rubber mixture;
s5: starting a rotating motor (31) of the rotating device (3), and enabling the rotating motor (31) to drive a rotating plate (32) to rotate, so as to drive a heating and stirring box (42) of a swinging device (4) to rotate, and further enabling the heating and stirring box (42) to heat, swing and rotate the mixture, so that the mixture is uniformly mixed;
s6: and putting the fused material into a vulcanizing machine for vulcanizing operation to obtain the ethylene propylene diene monomer tube, wherein the vulcanization stability is set to be 120 ℃, and the time is set to be 6 hours.
7. The preparation method of the high-temperature aging resistant ethylene propylene diene monomer hose formula according to claim 6, wherein box heating coils (11) are arranged around the inside of the heating box (1), and the box heating coils (11) heat the material inside the heating box (1).
8. The preparation method of the formula of the high-temperature aging resistant ethylene propylene diene monomer tube according to claim 6, wherein a discharging tube (21) is arranged at the left end of the surface of the sealing cover (2), and the discharging tube (21) is inserted into the heating box (1).
9. The preparation method of the formula of the high-temperature aging resistant ethylene propylene diene monomer tube according to claim 6, wherein the rotating device (3) comprises a rotating motor (31), the rotating motor (31) is arranged in the center of the surface of the sealing cover (2), the output end of the rotating motor (31) is connected with a rotating plate (32), a limiting rod (33) is arranged around the surface of the rotating plate (32), and the limiting rod (33) is slidably connected to the bottom of the sealing cover (2).
10. The preparation method of the formula of the ethylene-propylene-diene monomer hose resistant to high temperature aging according to claim 6, wherein the swing device (4) comprises a swing motor (41), the swing motor (41) is arranged at the right end of the surface of the rotating plate (32), the swing motor (41) comprises a swing motor rear plate (411), the rear end of the swing motor rear plate (411) is provided with a motor, the output end of the motor is connected with a rotating disc (412), the surface of the rotating disc (412) is rotatably connected with a first rotating rod (413), the other end of the first rotating rod (413) is connected with a second rotating rod (414), the other end of the second rotating rod (414) is connected with the surface of a third rotating rod (415), the upper end of the third rotating rod (415) is rotatably connected with the left end of the surface of the swing motor rear plate (411), and the bottom of the third rotating rod (415) is connected with the heating stirring box (42), the left end of the interior of the heating and stirring box (42) is provided with a placing groove (421), and the right end of the interior of the heating and stirring box (42) is provided with a heating coil (421).
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| CN202210836134.1A CN115073931A (en) | 2022-07-15 | 2022-07-15 | Formula of high-temperature-aging-resistant ethylene propylene diene monomer hose |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210836134.1A CN115073931A (en) | 2022-07-15 | 2022-07-15 | Formula of high-temperature-aging-resistant ethylene propylene diene monomer hose |
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| CN115073931A true CN115073931A (en) | 2022-09-20 |
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| CN105038082A (en) * | 2015-08-15 | 2015-11-11 | 无锡市群星线缆有限公司 | High-strength cold-resistant ethylene propylene diene monomer rubber and preparation method thereof |
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