CN112538266A - Rubber fan part and preparation method thereof - Google Patents
Rubber fan part and preparation method thereof Download PDFInfo
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- CN112538266A CN112538266A CN202011363374.1A CN202011363374A CN112538266A CN 112538266 A CN112538266 A CN 112538266A CN 202011363374 A CN202011363374 A CN 202011363374A CN 112538266 A CN112538266 A CN 112538266A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 46
- 239000005060 rubber Substances 0.000 title claims abstract description 46
- 238000002360 preparation method Methods 0.000 title abstract description 9
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 21
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 239000007822 coupling agent Substances 0.000 claims abstract description 12
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000002216 antistatic agent Substances 0.000 claims abstract description 10
- FBHPRUXJQNWTEW-UHFFFAOYSA-N 1-benzyl-2-methylimidazole Chemical compound CC1=NC=CN1CC1=CC=CC=C1 FBHPRUXJQNWTEW-UHFFFAOYSA-N 0.000 claims abstract description 8
- WFUGQJXVXHBTEM-UHFFFAOYSA-N 2-hydroperoxy-2-(2-hydroperoxybutan-2-ylperoxy)butane Chemical compound CCC(C)(OO)OOC(C)(CC)OO WFUGQJXVXHBTEM-UHFFFAOYSA-N 0.000 claims abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004709 Chlorinated polyethylene Substances 0.000 claims abstract description 8
- 229920002943 EPDM rubber Polymers 0.000 claims abstract description 8
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000004698 Polyethylene Substances 0.000 claims abstract description 8
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 8
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 claims abstract description 8
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010439 graphite Substances 0.000 claims abstract description 8
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 8
- 229940057995 liquid paraffin Drugs 0.000 claims abstract description 8
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 8
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 8
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 8
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 8
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000000391 magnesium silicate Substances 0.000 claims abstract description 8
- 229910052919 magnesium silicate Inorganic materials 0.000 claims abstract description 8
- 235000019792 magnesium silicate Nutrition 0.000 claims abstract description 8
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 8
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910000480 nickel oxide Inorganic materials 0.000 claims abstract description 8
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims abstract description 8
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002994 raw material Substances 0.000 claims abstract description 8
- VETPHHXZEJAYOB-UHFFFAOYSA-N 1-n,4-n-dinaphthalen-2-ylbenzene-1,4-diamine Chemical compound C1=CC=CC2=CC(NC=3C=CC(NC=4C=C5C=CC=CC5=CC=4)=CC=3)=CC=C21 VETPHHXZEJAYOB-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004952 Polyamide Substances 0.000 claims abstract description 7
- 239000000049 pigment Substances 0.000 claims abstract description 7
- 229920002647 polyamide Polymers 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims description 14
- 238000010074 rubber mixing Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
- 238000003490 calendering Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- XCJYREBRNVKWGJ-UHFFFAOYSA-N copper(II) phthalocyanine Chemical group [Cu+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 XCJYREBRNVKWGJ-UHFFFAOYSA-N 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000003801 milling Methods 0.000 claims description 5
- DEQZTKGFXNUBJL-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)cyclohexanamine Chemical group C1CCCCC1NSC1=NC2=CC=CC=C2S1 DEQZTKGFXNUBJL-UHFFFAOYSA-N 0.000 claims description 5
- 238000003892 spreading Methods 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 239000000155 melt Substances 0.000 abstract description 3
- 239000003921 oil Substances 0.000 abstract description 3
- 239000004945 silicone rubber Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 244000043261 Hevea brasiliensis Species 0.000 description 4
- WUOBERCRSABHOT-UHFFFAOYSA-N diantimony Chemical compound [Sb]#[Sb] WUOBERCRSABHOT-UHFFFAOYSA-N 0.000 description 3
- 244000025254 Cannabis sativa Species 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000126 substance Substances 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
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K2003/2293—Oxides; Hydroxides of metals of nickel
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a rubber fan part and a preparation method thereof, wherein the rubber fan part comprises the following raw materials: silicon rubber, PP, a vulcanizing agent, an accelerator, EPDM, PE, an anti-aging agent RD, a pigment, an antistatic agent, talcum powder, polyamide ether, magnesium hydroxide, nickel oxide, nano titanium dioxide, a coupling agent, TPE, expanded graphite, methyl ethyl ketone peroxide, cobalt naphthenate, chlorinated polyethylene, magnesium oxide, magnesium silicate, phthalic anhydride, antimony trioxide, 1-benzyl-2-methylimidazole, liquid paraffin, an antioxidant DNP and GF; the oil resistance is good, the high temperature resistance and the corrosion resistance are good, the cost is low, and the Shore hardness is 23-25; the thermal deformation temperature is 140-; the Izod impact strength is 74-78J/m, the tensile strength is 34-38MPa, the melt index is 1.0-3.0g/10min, and the breaking elongation is 140-150%.
Description
Technical Field
The invention relates to the technical field of rubber materials, in particular to a rubber fan part and a preparation method thereof.
Background
The rubber is elastic, insulating, waterproof and air-proof material prepared from latex of plants such as rubber tree and rubber grass. A high-elasticity polymer compound. It is divided into two types of natural rubber and synthetic rubber. The natural rubber is prepared by extracting colloid from plants such as rubber tree and rubber grass and processing; synthetic rubbers are obtained by polymerization of various monomers. Rubber products are widely used in industry or in various aspects of life.
Silicone rubber manufacturers generally have dozens or even hundreds of brand numbers, and the brand numbers are mostly numbered according to commodity characteristics and application, and are also classified according to vulcanization modes and chemical structures. According to the vulcanization temperature, silicone rubber can be classified into high-temperature vulcanized silicone rubber and room-temperature vulcanized silicone rubber. The packaging form can be divided into single-component and double-component room temperature vulcanized silicone rubber. Silicone rubbers can also be classified into mixing type silicone rubbers and liquid silicone rubbers according to the degree of polymerization.
Disclosure of Invention
The invention provides a rubber fan part with high bending strength, high tensile strength and high impact strength and a preparation method thereof, and solves the technical problems of low strength, low wear resistance, low hardness, low tensile strength and the like of the existing rubber material.
The invention adopts the following technical scheme: a rubber fan part comprises the following raw materials in parts by mass: 100 parts of silicon rubber, 32-60 parts of PP50, 2-3.5 parts of vulcanizing agent, 0.8-1.5 parts of accelerator, 10-30 parts of EPDM, 5-15 parts of PE, 1-4 parts of anti-aging agent RD, 1-15 parts of pigment, 0.8-1.2 parts of antistatic agent, 56-15 parts of GF5, 10-20 parts of talcum powder, 20-30 parts of polyamide ether, 8-10 parts of magnesium hydroxide, 8-10 parts of nickel oxide, 5-10 parts of nano titanium dioxide, 16-20 parts of coupling agent, 10-30 parts of TPE, 6 parts of expanded graphite, 1-3 parts of methyl ethyl ketone peroxide, 10-20 parts of cobalt naphthenate, 5-10 parts of chlorinated polyethylene, 3.5-4.5 parts of magnesium oxide, 7 parts of magnesium silicate, 2-6 parts of phthalic anhydride, 8-10 parts of antimony trioxide, 1-benzyl-2-methylimidazole, 8-10 parts of liquid paraffin and 1.5-3.5 parts of antioxidant DNP.
As a preferred technical scheme of the invention: the vulcanizing agent is sulfur or a pre-dispersion thereof.
As a preferred technical scheme of the invention: the accelerant is N-cyclohexyl-2 benzothiazyl sulfenamide.
As a preferred technical scheme of the invention: the antistatic agent is JWK 196.
As a preferred technical scheme of the invention: the coupling agent is a cobaltate coupling agent.
As a preferred technical scheme of the invention: the pigment is phthalocyanine blue.
A method for preparing the rubber fan part comprises the following steps:
the first step is as follows: weighing silicon rubber, PP, a vulcanizing agent, an accelerator, EPDM, PE, an anti-aging agent RD, a pigment, an antistatic agent, talcum powder, polyamide ether, magnesium hydroxide, nickel oxide, nano titanium dioxide, a coupling agent, TPE, expanded graphite, methyl ethyl ketone peroxide, cobalt naphthenate, chlorinated polyethylene, magnesium oxide, magnesium silicate, phthalic anhydride, antimony trioxide, 1-benzyl-2-methylimidazole, liquid paraffin, an antioxidant DNP and GF according to the mass part ratio;
the second step is that: adding the silicon rubber into an internal mixer, mixing for 4-8 minutes, adding the rest raw materials, mixing for 9-13 minutes, discharging to an open rubber mixing mill, stirring and mixing the mixed rubber, then cooling the lower sheet, and standing to obtain the stirred rubber;
the third step: putting the roll-milled rubber into an open rubber mill for heat milling, feeding the sheet to a calender for heating to 85-105 ℃, and calendering to obtain a sheet;
the fourth step: and flatly spreading the rolled film to a drum vulcanizer or a plate vulcanizer for vulcanizing to obtain the rubber fan part.
Advantageous effects
Compared with the prior art, the rubber fan part and the preparation method thereof have the following technical effects: 1. the oil resistance is good, the high temperature resistance and the corrosion resistance are good, the cost is low, and the Shore hardness is 23-25; 2. the thermal deformation temperature is 140-; 3. the Izod impact strength is 74-78J/m, the tensile strength is 34-38MPa, and the melt index is 1.0-3.0g/10 min; 4. can be widely used in various extreme environments, has the elongation at break of 140-150 percent, is not easy to age after long-term work in high-temperature environment, meets the requirement of environmental protection, can be widely produced and continuously replaces the prior material.
Detailed Description
The present invention is further described with reference to the following examples, which are intended to be illustrative only and not to be limiting of the scope of the claims, and other alternatives which may occur to those skilled in the art are within the scope of the claims.
Example 1:
a preparation method of a rubber fan part comprises the following steps:
the first step is as follows: weighing 100 parts of silicone rubber, 50 parts of PP, 2 parts of sulfur, 0.8 part of N-cyclohexyl-2 benzothiazyl sulfenamide, 10 parts of EPDM, 5 parts of PE, 1 parts of anti-aging agent RD, 1 part of phthalocyanine blue, JWK 1960.8 parts of antistatic agent, GF5, 10 parts of talcum powder, 20 parts of polyamide ether, 8 parts of magnesium hydroxide, 8 parts of nickel oxide, 5 parts of nano titanium dioxide, 16 parts of cobaltate coupling agent, 10 parts of TPE, 6 parts of expanded graphite, 1 part of methyl ethyl ketone peroxide, 10 parts of cobalt naphthenate, 5 parts of chlorinated polyethylene, 3.5 parts of magnesium oxide, 7 parts of magnesium silicate, 2 parts of phthalic anhydride, 8 parts of diantimony trioxide, 1 part of 1-benzyl-2-methylimidazole, 8 parts of liquid paraffin and 1.5 parts of antioxidant DNP according to the mass part ratio.
The second step is that: putting the silicon rubber into an internal mixer, mixing for 4 minutes, adding the rest raw materials, mixing for 9 minutes, discharging to an open rubber mixing mill, stirring and mixing the materials, then cooling the lower sheet, and standing to obtain the rubber;
the third step: putting the roll-milled rubber into an open rubber mill for heat milling, feeding the sheet to a calender for heating to 85 ℃, and calendering to obtain the sheet;
the fourth step: and flatly spreading the rolled film to a drum vulcanizer or a plate vulcanizer for vulcanizing to obtain the rubber fan part.
Example 2:
a preparation method of a rubber fan part comprises the following steps:
the first step is as follows: weighing 100 parts of silicone rubber, 60 parts of PP, 3.5 parts of sulfur, 1.5 parts of N-cyclohexyl-2 benzothiazyl sulfenamide, 30 parts of EPDM, 15 parts of PE, 4 parts of anti-aging agent RD, 15 parts of phthalocyanine blue, JWK 1961.2 parts of antistatic agent, GF15 parts, 20 parts of talcum powder, 30 parts of polyamido ether, 10 parts of magnesium hydroxide, 10 parts of nickel oxide, 10 parts of nano titanium dioxide, 20 parts of cobaltate coupling agent, 30 parts of TPE, 6 parts of expanded graphite, 3 parts of methyl ethyl ketone peroxide, 20 parts of cobalt naphthenate, 10 parts of chlorinated polyethylene, 4.5 parts of magnesium oxide, 7 parts of magnesium silicate, 6 parts of phthalic anhydride, 10 parts of diantimony trioxide, 5 parts of 1-benzyl-2-methylimidazole, 10 parts of liquid paraffin and 3.5 parts of antioxidant according to the mass part ratio.
The second step is that: adding the silicon rubber into an internal mixer, carrying out internal mixing for 8 minutes, adding the rest raw materials, carrying out internal mixing for 13 minutes, discharging to an open rubber mixing mill, carrying out stirring and rubber mixing, then carrying out sheet cooling, and standing to obtain stirring rubber;
the third step: putting the roll-milled rubber into an open rubber mill for heat milling, feeding the sheet to a calender for heating to 105 ℃, and calendering to obtain the sheet;
the fourth step: and flatly spreading the rolled film to a drum vulcanizer or a plate vulcanizer for vulcanizing to obtain the rubber fan part.
Example 3:
a preparation method of a rubber fan part comprises the following steps:
the first step is as follows: weighing 100 parts of silicone rubber, 55 parts of PP, 3 parts of sulfur, 1 part of N-cyclohexyl-2 benzothiazyl sulfenamide, 20 parts of EPDM, 10 parts of PE, 3 parts of anti-aging agent RD, 8 parts of phthalocyanine blue, JWK 1961 parts of antistatic agent, 1961 parts of GF10 parts, 15 parts of talcum powder, 25 parts of polyamide ether, 9 parts of magnesium hydroxide, 9 parts of nickel oxide, 8 parts of nano titanium dioxide, 18 parts of cobaltate coupling agent, 20 parts of TPE, 6 parts of expanded graphite, 2 parts of methyl ethyl ketone peroxide, 15 parts of cobalt naphthenate, 8 parts of chlorinated polyethylene, 4 parts of magnesium oxide, 7 parts of magnesium silicate, 4 parts of phthalic anhydride, 9 parts of diantimony trioxide, 3 parts of 1-benzyl-2-methylimidazole, 9 parts of liquid paraffin and 2.5 parts of antioxidant DNP according to the mass part ratio.
The second step is that: adding the silicon rubber into an internal mixer, carrying out internal mixing for 6 minutes, adding the rest raw materials, carrying out internal mixing for 11 minutes, discharging to an open rubber mixing mill, carrying out stirring and rubber mixing, then carrying out sheet cooling, and standing to obtain stirring rubber;
the third step: putting the roll-milled rubber into an open rubber mixing machine for heat milling, feeding the sheet to a calender for heating to 95 ℃, and calendering to obtain a sheet;
the fourth step: and flatly spreading the rolled film to a drum vulcanizer or a plate vulcanizer for vulcanizing to obtain the rubber fan part.
The oil resistance is good, the high temperature resistance and the corrosion resistance are good, the cost is low, and the Shore hardness is 25; the thermal deformation temperature is 150 ℃, the wear resistance is high, and the bending strength is 58 MPa; the Izod impact strength is 78J/m, the tensile strength is 38MPa, and the melt index is 3.0g/10 min; the material can be widely used in various extreme environments, has the elongation at break of 150 percent, is not easy to age after long-term working in a high-temperature environment, meets the requirement of environmental protection, can be widely produced and continuously replaces the existing material.
Claims (7)
1. The rubber fan part is characterized by comprising the following raw materials in parts by mass: 100 parts of silicon rubber, 32-60 parts of PP50, 2-3.5 parts of vulcanizing agent, 0.8-1.5 parts of accelerator, 10-30 parts of EPDM, 5-15 parts of PE, 1-4 parts of anti-aging agent RD, 1-15 parts of pigment, 0.8-1.2 parts of antistatic agent, 56-15 parts of GF5, 10-20 parts of talcum powder, 20-30 parts of polyamide ether, 8-10 parts of magnesium hydroxide, 8-10 parts of nickel oxide, 5-10 parts of nano titanium dioxide, 16-20 parts of coupling agent, 10-30 parts of TPE, 6 parts of expanded graphite, 1-3 parts of methyl ethyl ketone peroxide, 10-20 parts of cobalt naphthenate, 5-10 parts of chlorinated polyethylene, 3.5-4.5 parts of magnesium oxide, 7 parts of magnesium silicate, 2-6 parts of phthalic anhydride, 8-10 parts of antimony trioxide, 1-benzyl-2-methylimidazole, 8-10 parts of liquid paraffin and 1.5-3.5 parts of antioxidant DNP.
2. A rubber fan component as defined in claim 1, wherein: the vulcanizing agent is sulfur or a pre-dispersion thereof.
3. A rubber fan component as defined in claim 1, wherein: the accelerant is N-cyclohexyl-2 benzothiazyl sulfenamide.
4. A rubber fan component as defined in claim 1, wherein: the antistatic agent is JWK 196.
5. A rubber fan component as defined in claim 1, wherein: the coupling agent is a cobaltate coupling agent.
6. A rubber fan component as defined in claim 1, wherein: the pigment is phthalocyanine blue.
7. A method of making the rubber fan component of claim 1, comprising the steps of:
the first step is as follows: weighing silicon rubber, PP, a vulcanizing agent, an accelerator, EPDM, PE, an anti-aging agent RD, a pigment, an antistatic agent, talcum powder, polyamide ether, magnesium hydroxide, nickel oxide, nano titanium dioxide, a coupling agent, TPE, expanded graphite, methyl ethyl ketone peroxide, cobalt naphthenate, chlorinated polyethylene, magnesium oxide, magnesium silicate, phthalic anhydride, antimony trioxide, 1-benzyl-2-methylimidazole, liquid paraffin, an antioxidant DNP and GF according to the mass part ratio;
the second step is that: adding the silicon rubber into an internal mixer, mixing for 4-8 minutes, adding the rest raw materials, mixing for 9-13 minutes, discharging to an open rubber mixing mill, stirring and mixing the mixed rubber, then cooling the lower sheet, and standing to obtain the stirred rubber;
the third step: putting the roll-milled rubber into an open rubber mill for heat milling, feeding the sheet to a calender for heating to 85-105 ℃, and calendering to obtain a sheet; the fourth step: and flatly spreading the rolled film to a drum vulcanizer or a plate vulcanizer for vulcanizing to obtain the rubber fan part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011363374.1A CN112538266A (en) | 2020-11-28 | 2020-11-28 | Rubber fan part and preparation method thereof |
Applications Claiming Priority (1)
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| CN106433137A (en) * | 2016-09-20 | 2017-02-22 | 苏州直角新材料有限公司 | Flame-retarding and high-temperature-resisting nano silicone rubber and preparation method thereof |
| CN106867258A (en) * | 2017-02-08 | 2017-06-20 | 安徽中鼎密封件股份有限公司 | A kind of high temperature resistant resistance oil silicone rubber material and preparation method thereof |
| CN110358161A (en) * | 2019-08-02 | 2019-10-22 | 南京东润特种橡塑有限公司 | A kind of high-strength colour Antistatic rubber plate and preparation method thereof |
| CN111909525A (en) * | 2020-08-07 | 2020-11-10 | 东莞市固泰有机硅有限公司 | High-temperature-resistant silicon rubber containing phenyl and preparation method thereof |
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| CN106433137A (en) * | 2016-09-20 | 2017-02-22 | 苏州直角新材料有限公司 | Flame-retarding and high-temperature-resisting nano silicone rubber and preparation method thereof |
| CN106867258A (en) * | 2017-02-08 | 2017-06-20 | 安徽中鼎密封件股份有限公司 | A kind of high temperature resistant resistance oil silicone rubber material and preparation method thereof |
| CN110358161A (en) * | 2019-08-02 | 2019-10-22 | 南京东润特种橡塑有限公司 | A kind of high-strength colour Antistatic rubber plate and preparation method thereof |
| CN111909525A (en) * | 2020-08-07 | 2020-11-10 | 东莞市固泰有机硅有限公司 | High-temperature-resistant silicon rubber containing phenyl and preparation method thereof |
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