CN116903968A - Wear-resistant weather-resistant rubber hose and preparation method thereof - Google Patents
Wear-resistant weather-resistant rubber hose and preparation method thereof Download PDFInfo
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- CN116903968A CN116903968A CN202310895708.7A CN202310895708A CN116903968A CN 116903968 A CN116903968 A CN 116903968A CN 202310895708 A CN202310895708 A CN 202310895708A CN 116903968 A CN116903968 A CN 116903968A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 150
- 239000005060 rubber Substances 0.000 title claims abstract description 150
- 238000002360 preparation method Methods 0.000 title abstract description 10
- 239000006229 carbon black Substances 0.000 claims abstract description 61
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 58
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 43
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 38
- 239000010959 steel Substances 0.000 claims abstract description 38
- 238000009941 weaving Methods 0.000 claims abstract description 28
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229920000459 Nitrile rubber Polymers 0.000 claims abstract description 22
- 239000005062 Polybutadiene Substances 0.000 claims abstract description 22
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229920002681 hypalon Polymers 0.000 claims abstract description 19
- 229920002857 polybutadiene Polymers 0.000 claims abstract description 19
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 17
- OEIWPNWSDYFMIL-UHFFFAOYSA-N dioctyl benzene-1,4-dicarboxylate Chemical compound CCCCCCCCOC(=O)C1=CC=C(C(=O)OCCCCCCCC)C=C1 OEIWPNWSDYFMIL-UHFFFAOYSA-N 0.000 claims abstract description 16
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 14
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims abstract description 12
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims abstract description 12
- 235000021355 Stearic acid Nutrition 0.000 claims abstract description 12
- 239000000853 adhesive Substances 0.000 claims abstract description 12
- 230000001070 adhesive effect Effects 0.000 claims abstract description 12
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 12
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims abstract description 12
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000008117 stearic acid Substances 0.000 claims abstract description 12
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000011787 zinc oxide Substances 0.000 claims abstract description 12
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims abstract description 9
- 239000010410 layer Substances 0.000 claims description 44
- 239000012790 adhesive layer Substances 0.000 claims description 28
- OUBMGJOQLXMSNT-UHFFFAOYSA-N N-isopropyl-N'-phenyl-p-phenylenediamine Chemical compound C1=CC(NC(C)C)=CC=C1NC1=CC=CC=C1 OUBMGJOQLXMSNT-UHFFFAOYSA-N 0.000 claims description 15
- 238000005299 abrasion Methods 0.000 claims description 12
- 238000013329 compounding Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 10
- 238000009954 braiding Methods 0.000 claims description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- CMAUJSNXENPPOF-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)-n-cyclohexylcyclohexanamine Chemical compound C1CCCCC1N(C1CCCCC1)SC1=NC2=CC=CC=C2S1 CMAUJSNXENPPOF-UHFFFAOYSA-N 0.000 claims description 6
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- 239000003963 antioxidant agent Substances 0.000 claims description 4
- 230000003078 antioxidant effect Effects 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 238000003825 pressing Methods 0.000 description 18
- 239000000463 material Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 239000004594 Masterbatch (MB) Substances 0.000 description 6
- 241000282373 Panthera pardus Species 0.000 description 6
- 239000002131 composite material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 238000007599 discharging Methods 0.000 description 5
- 230000032683 aging Effects 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000004073 vulcanization Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 244000286663 Ficus elastica Species 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003208 petroleum Substances 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- QMMJWQMCMRUYTG-UHFFFAOYSA-N 1,2,4,5-tetrachloro-3-(trifluoromethyl)benzene Chemical compound FC(F)(F)C1=C(Cl)C(Cl)=CC(Cl)=C1Cl QMMJWQMCMRUYTG-UHFFFAOYSA-N 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- YSMRWXYRXBRSND-UHFFFAOYSA-N TOTP Chemical compound CC1=CC=CC=C1OP(=O)(OC=1C(=CC=CC=1)C)OC1=CC=CC=C1C YSMRWXYRXBRSND-UHFFFAOYSA-N 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 239000004636 vulcanized rubber Substances 0.000 description 2
- 239000005864 Sulphur Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- ULBTUVJTXULMLP-UHFFFAOYSA-N butyl octadecanoate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCCC ULBTUVJTXULMLP-UHFFFAOYSA-N 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010058 rubber compounding Methods 0.000 description 1
- 238000011895 specific detection Methods 0.000 description 1
- 229920002994 synthetic fiber 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
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/32—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing phosphorus or sulfur
- C08L23/34—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing phosphorus or sulfur by chlorosulfonation
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/08—Hoses, i.e. flexible pipes made of rubber or flexible plastics with reinforcements embedded in the wall
-
- 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
- C08K2003/2296—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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The application relates to the technical field of rubber hoses, and particularly discloses a wear-resistant weather-resistant rubber hose and a preparation method thereof. The wear-resistant weather-resistant rubber hose consists of an inner rubber layer, a steel wire weaving layer and an outer rubber layer, wherein the steel wire weaving layer wraps the inner rubber layer, the outer rubber layer wraps the steel wire weaving layer, the inner rubber layer and the outer rubber layer are made of wear-resistant weather-resistant rubber, and the wear-resistant weather-resistant rubber comprises the following components: nitrile rubber, chlorosulfonated polyethylene, butadiene rubber, zinc oxide, magnesium oxide, stearic acid, protective wax, disproportionated rosin, an anti-aging agent, a silane coupling agent, white carbon black, dioctyl terephthalate, butyl acetate, an adhesive, an accelerator and a vulcanizing agent. The application has the advantage of improving the wear resistance of the rubber hose.
Description
Technical Field
The application relates to the field of rubber hoses, in particular to a wear-resistant weather-resistant rubber hose and a preparation method thereof.
Background
Rubber hoses generally refer to steel wire braided hoses, which consist of an inner rubber layer, a steel wire braided layer, and an outer rubber layer, and are commonly used for conveying hydraulic fluid.
The rubber hose is required to be used in a plurality of scenes, when the rubber hose is used in some severe scenes, higher requirements are provided for the wear resistance of the rubber hose, the wear resistance of the rubber material is improved by adding fillers such as carbon black, but the wear resistance of the conventional rubber material is difficult to meet the use requirement in severe environments with very rough surfaces such as mines, the rubber hose is easy to damage, and the whole hose is required to be scrapped once the rubber hose is damaged, so that great waste of materials is caused, and the space is improved.
Disclosure of Invention
The application provides a wear-resistant weather-resistant rubber hose and a preparation method thereof in order to improve the wear-resistant performance of the rubber hose.
In a first aspect, the application provides a wear-resistant weather-resistant rubber hose, which adopts the following technical scheme:
the utility model provides a wear-resisting resistant weather rubber hose, comprises interior glue film, steel wire weaving layer and outer glue film, the steel wire weaving layer parcel is interior glue film, outer glue film parcel steel wire weaving layer, interior glue film and outer glue film are made by wear-resisting resistant weather rubber, wear-resisting resistant weather rubber includes the following component of mass portion:
34-36 parts of nitrile rubber;
48-52 parts of chlorosulfonated polyethylene;
14-16 parts of butadiene rubber;
2.8-3.2 parts of zinc oxide;
7.8-8.2 parts of magnesium oxide;
1.4-1.6 parts of stearic acid;
1.9-2.1 parts of protective wax;
1.9-2.1 parts of disproportionated rosin;
1.8-2.2 parts of an anti-aging agent;
2.8-3.2 parts of silane coupling agent;
28-32 parts of white carbon black;
53-57 parts of carbon black;
18-22 parts of dioctyl terephthalate;
8-12 parts of butyl acetate;
4.8-5.2 parts of adhesive;
0.95-1.05 parts of promoter;
2.45-2.55 parts of vulcanizing agent.
Through adopting above-mentioned technical scheme, through the complex formulation of nitrile rubber, chlorosulfonated polyethylene, butadiene rubber, the wear-resisting weather-resistant rubber who prepares has higher wear resistance after vulcanizing, under comparatively abominable service environment, still be difficult for damaging, durable has higher economic value.
The wear resistance of rubber compounded by nitrile rubber, chlorosulfonated polyethylene and butadiene rubber can be obviously improved by adding dioctyl terephthalate and butyl acetate, and the prepared rubber hose is very wear-resistant, difficult to damage, longer in service life and better in quality.
By adding the anti-aging agent, the wear-resistant weather-resistant rubber has good ageing-resistant performance and good weather-resistant effect, is not easy to age rapidly when being used in open air, and has wear-resistant and weather-resistant performances, so that the rubber hose is longer in service life, better in quality, less in material waste and higher in economic value.
Preferably, the anti-aging agent is a compound of anti-aging agent 4010NA and anti-aging agent NBC.
Through adopting above-mentioned technical scheme, through the compounding of specifically selecting anti-aging agent 4010NA, anti-aging agent NBC for anti-aging effect is better, improves weather-proof performance better, makes the rubber hose be difficult for ageing damage when using on the open air, and life is longer.
Preferably, the mass ratio of the anti-aging agent 4010NA to the anti-aging agent NBC is 1.4-1.6:0.4-0.6.
Through adopting above-mentioned technical scheme, through the mass proportion of concrete selection anti-aging agent 4010NA, anti-aging agent NBC, the anti-aging effect is better, can resist insolatedly better, is difficult for appearing ageing and cracking phenomenon, and life under adverse circumstances is longer.
Preferably, the carbon black is a carbon black N220 and carbon black N330 compound.
By adopting the technical scheme, the wear resistance of the wear-resistant weather-resistant rubber can be further improved by specifically selecting the compounding of the carbon black N220 and the carbon black N330, and the prepared rubber hose is less prone to wear, longer in service life and better in quality.
Preferably, the mass ratio of the carbon black N220 to the carbon black N330 is 19-21:34-36.
By adopting the technical scheme, the effect of improving the wear resistance of the wear-resistant weather-resistant rubber is better, the rubber hose is less prone to wear, and the quality is better by specifically selecting the mass ratio of the carbon black N220 and the carbon black N330.
Preferably, the silane coupling agent is a silane coupling agent Si-69.
By adopting the technical scheme, the effect of improving the compatibility of the white carbon black and the rubber is better by specifically selecting the silane coupling agent Si-69, so that the white carbon black can better improve the wear resistance of the wear-resistant weather-resistant rubber, and the rubber hose is less prone to wear and has better quality.
Preferably, the accelerator is the accelerator DCBS.
By adopting the technical scheme, the vulcanization effect is better and the quality of the vulcanized rubber hose is higher by specifically selecting the accelerator DCBS.
Preferably, the vulcanizing agent is sulfur.
Through adopting above-mentioned technical scheme, through the specific sulphur of selecting for vulcanization effect is better, and the rubber hose performance after the vulcanization is better, and the quality is better.
In a second aspect, the application provides a preparation method of a wear-resistant weather-resistant rubber hose, which adopts the following technical scheme: a preparation method of a wear-resistant weather-resistant rubber hose comprises the following steps:
step 1), preparing wear-resistant weather-resistant rubber;
step 2), wrapping wear-resistant weather-resistant rubber on a die to form an inner rubber layer;
step 3), weaving the steel wires on the inner adhesive layer to form a steel wire weaving layer;
step 4), wrapping wear-resistant weather-resistant rubber on the steel wire braiding layer to form an outer rubber layer;
and 5) vulcanizing and demolding to obtain the wear-resistant weather-resistant rubber hose.
By adopting the technical scheme, the prepared rubber hose has good wear resistance and weather resistance, can be suitable for severe service environments, has long service life under the severe service environments, is not easy to wear and age and crack, and has high economic value.
In summary, the application has the following beneficial effects:
1. the wear-resistant weather-resistant rubber prepared by compounding the nitrile rubber, the chlorosulfonated polyethylene and the butadiene rubber has higher wear resistance after vulcanization, is not easy to damage still in a severe use environment, is durable and has higher economic value.
2. According to the application, the wear resistance of the rubber compounded by nitrile rubber, chlorosulfonated polyethylene and butadiene rubber can be obviously improved by adding dioctyl terephthalate and butyl acetate for compounding, and the prepared rubber hose is very wear-resistant, difficult to damage, longer in service life and better in quality.
3. According to the application, the anti-aging agent is preferably added, so that the wear-resistant weather-resistant rubber has good ageing resistance and good weather-resistant effect, is not easy to age rapidly when being used in open air, and the rubber hose has wear resistance and weather resistance, so that the service life is longer, the quality is better, the material waste is reduced, and the economic value is higher.
Detailed Description
The present application will be described in further detail with reference to examples.
Example 1
A wear-resistant weather-resistant rubber hose consists of an inner rubber layer, a steel wire braiding layer and an outer rubber layer.
The inner adhesive layer and the outer adhesive layer are both made of wear-resistant weather-resistant rubber.
The wear-resistant weather-resistant rubber consists of the following components:
nitrile rubber, chlorosulfonated polyethylene, butadiene rubber, zinc oxide, magnesium oxide, stearic acid, protective wax, disproportionated rosin, an anti-aging agent, a silane coupling agent, white carbon black, dioctyl terephthalate, butyl acetate, an adhesive, an accelerator and a vulcanizing agent.
Of these, nitrile rubbers are commercially available from Russian Clara Northey rubber plant, NBR 2655.
Among them, chlorosulfonated polyethylene is purchased from Wei Fang Shuo chemical Co., ltd., CSM 503.
Wherein butadiene rubber is purchased from China Petroleum and Sichuan petrochemical Co., ltd., BR 9000.
Wherein, zinc oxide is purchased from Fujian Guanxin New Material Co., ltd.
Wherein, the magnesia is purchased from the carrier chemical industry limited company, and the light magnesia RS-04D is used.
Among them, stearic acid is purchased from indonesian, SA1801.
Among them, the protection wax is purchased from Jiangsu Ruiba New Material technology Co., ltd, LSB20.
Wherein, disproportionated rosin is purchased from Dongpun polymer materials limited company in Dongguan, CAS number: 8050-09-7.
Wherein the anti-aging agent is the compounding of anti-aging agent 4010NA and anti-aging agent NBC. The mass ratio of the anti-aging agent 4010NA to the anti-aging agent NBC is 1.4:0.4.
anti-aging agent 4010NA is purchased from san Jose chemical Co., ltd.
The antioxidant NBC is purchased from Wuhan-Cheng chemical Co., ltd.
Wherein, the silane coupling agent is purchased from Si-69, a new material Co., ltd.
Wherein, white carbon black is purchased from New Material stock Limited of Kyoto Korea.
Wherein, the carbon black is the compounding of carbon black N220 and carbon black N330, and the mass ratio of carbon black N220 to carbon black N330 is 19:34.
carbon black N220 was purchased from jiang xi black leopard carbon black limited.
Carbon black N330 was purchased from jiang xi black leopard carbon black limited.
Among them, dioctyl terephthalate is commercially available and has CAS number: 6422-86-2.
Wherein, butyl acetate comes from commercial market, CAS number: 123-86-4.
Wherein, the adhesive is purchased from Yixing market Rong-Mao chemical industry Co., ltd.
Wherein the accelerator is purchased from the company of chemical general factories, inc., and the accelerator is DCBS.
Wherein the vulcanizing agent is sulfur, which is purchased from the company of new material, inc., santa Clara, huizhou, and vulcanizing agent S-80.
The preparation method of the wear-resistant weather-resistant rubber hose comprises the following steps:
step 1) preparing wear-resistant weather-resistant rubber, which specifically comprises the following steps:
step 1-1), 34kg of nitrile rubber, 48kg of chlorosulfonated polyethylene and 14kg of butadiene rubber are weighed and put into an internal mixer, the rotating speed is 45r/min, the bolt is pressed for 1min, the bolt is lifted for 1min, the bolt is pressed for 1min, the rubber is discharged, and the internal mixer is thinned and communicated for 3 times, so that the composite plasticated rubber is obtained.
Step 1-2), putting 96kg of composite plasticated rubber into an internal mixer, then putting 2.8kg of zinc oxide, 7.8kg of magnesium oxide, 1.4kg of stearic acid, 1.9kg of protective wax, 1.9kg of disproportionated rosin, 1.8kg of anti-aging agent, 2.8kg of silane coupling agent, 28kg of white carbon black, 53kg of carbon black, 18kg of dioctyl terephthalate, 8kg of butyl acetate and 4.8kg of adhesive into the internal mixer, and carrying out bolt pressing for 15s, bolt lifting for 30s, bolt pressing for 45s, bolt pressing for 15s, and discharging rubber at 160 ℃ to obtain master batch.
Step 1-3), weighing 228.2kg of masterbatch, putting into an internal mixer, then putting 0.95kg of accelerator and 2.45kg of vulcanizing agent, and carrying out the steps of pressing a bolt 15s, lifting the bolt 15s, pressing the bolt to 110 ℃, discharging rubber, tabletting and wear-resisting weather-resisting rubber at the rotating speed of 30 r/min.
And 2) extruding the flexible shaft core rod and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the flexible shaft core rod, and an inner rubber layer with the thickness of 1mm is formed on the flexible shaft core rod.
And 3) weaving the steel wires on the inner adhesive layer, and forming a steel wire weaving layer on the inner adhesive layer.
And 4) extruding the flexible shaft core rod wrapped with the inner adhesive layer and the steel wire weaving layer and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the steel wire weaving layer, and an outer adhesive layer with the thickness of 1mm is formed on the steel wire weaving layer.
And 5) placing the flexible shaft core rod wrapped with the inner adhesive layer, the steel wire braiding layer and the outer adhesive layer into a vulcanizing tank for heating and vulcanizing, wherein the vulcanizing temperature is 160 ℃, the pressure is 0.5MPaMPa, the time is 180min, and demolding is carried out to obtain the wear-resistant weather-resistant rubber hose.
Example 2
A wear-resistant weather-resistant rubber hose consists of an inner rubber layer, a steel wire braiding layer and an outer rubber layer.
The inner adhesive layer and the outer adhesive layer are both made of wear-resistant weather-resistant rubber.
The wear-resistant weather-resistant rubber consists of the following components:
nitrile rubber, chlorosulfonated polyethylene, butadiene rubber, zinc oxide, magnesium oxide, stearic acid, protective wax, disproportionated rosin, an anti-aging agent, a silane coupling agent, white carbon black, dioctyl terephthalate, butyl acetate, an adhesive, an accelerator and a vulcanizing agent.
Of these, nitrile rubbers are commercially available from Russian Clara Northey rubber plant, NBR 2655.
Among them, chlorosulfonated polyethylene is purchased from Wei Fang Shuo chemical Co., ltd., CSM 503.
Wherein butadiene rubber is purchased from China Petroleum and Sichuan petrochemical Co., ltd., BR 9000.
Wherein, zinc oxide is purchased from Fujian Guanxin New Material Co., ltd.
Wherein, the magnesia is purchased from the carrier chemical industry limited company, and the light magnesia RS-04D is used.
Among them, stearic acid is purchased from indonesian, SA1801.
Among them, the protection wax is purchased from Jiangsu Ruiba New Material technology Co., ltd, LSB20.
Wherein, disproportionated rosin is purchased from Dongpun polymer materials limited company in Dongguan, CAS number: 8050-09-7.
Wherein the anti-aging agent is the compounding of anti-aging agent 4010NA and anti-aging agent NBC. The mass ratio of the anti-aging agent 4010NA to the anti-aging agent NBC is 1.5:0.5.
anti-aging agent 4010NA is purchased from san Jose chemical Co., ltd.
The antioxidant NBC is purchased from Wuhan-Cheng chemical Co., ltd.
Wherein, the silane coupling agent is purchased from Si-69, a new material Co., ltd.
Wherein, white carbon black is purchased from New Material stock Limited of Kyoto Korea.
Wherein, the carbon black is the compounding of carbon black N220 and carbon black N330, and the mass ratio of carbon black N220 to carbon black N330 is 20:35.
carbon black N220 was purchased from jiang xi black leopard carbon black limited.
Carbon black N330 was purchased from jiang xi black leopard carbon black limited.
Among them, dioctyl terephthalate is commercially available and has CAS number: 6422-86-2.
Wherein, butyl acetate comes from commercial market, CAS number: 123-86-4.
Wherein, the adhesive is purchased from Yixing market Rong-Mao chemical industry Co., ltd.
Wherein the accelerator is purchased from the company of chemical general factories, inc., and the accelerator is DCBS.
Wherein the vulcanizing agent is sulfur, which is purchased from the company of new material, inc., santa Clara, huizhou, and vulcanizing agent S-80.
The preparation method of the wear-resistant weather-resistant rubber hose comprises the following steps:
step 1) preparing wear-resistant weather-resistant rubber, which specifically comprises the following steps:
step 1-1), weighing 35kg of nitrile rubber, 50kg of chlorosulfonated polyethylene and 15kg of butadiene rubber, putting into an internal mixer, and carrying out rotation speed 45r/min, bolt pressing for 1min, bolt lifting for 1min, bolt pressing for 1min, rubber discharging, and thin-passing through an open mill for 3 times to obtain the composite plasticated rubber.
Step 1-2), putting 100kg of composite plasticated rubber into an internal mixer, then putting 3kg of zinc oxide, 8kg of magnesium oxide, 1.5kg of stearic acid, 2kg of protective wax, 2kg of disproportionated rosin, 2kg of anti-aging agent, 3kg of silane coupling agent, 30kg of white carbon black, 55kg of carbon black, 20kg of dioctyl terephthalate, 0kg of butyl acetate and 5kg of adhesive, and obtaining the masterbatch after the rotation speed is 45r/min, the pressing of a pressing bolt for 15s, the lifting of the bolt for 30s, the pressing of the bolt for 45s, the pressing of the bolt for 160 ℃ and the rubber discharge.
Step 1-3), weighing 241.5kg of masterbatch, putting into an internal mixer, then putting 1kg of accelerator and 2.5kg of vulcanizing agent, and carrying out rotation speed 30r/min, pressing a bolt 15s, lifting the bolt 15s, pressing the bolt to 110 ℃, discharging rubber, tabletting, and resisting wear and weather.
And 2) extruding the flexible shaft core rod and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the flexible shaft core rod, and an inner rubber layer with the thickness of 1mm is formed on the flexible shaft core rod.
And 3) weaving the steel wires on the inner adhesive layer, and forming a steel wire weaving layer on the inner adhesive layer.
And 4) extruding the flexible shaft core rod wrapped with the inner adhesive layer and the steel wire weaving layer and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the steel wire weaving layer, and an outer adhesive layer with the thickness of 1mm is formed on the steel wire weaving layer.
And 5) placing the flexible shaft core rod wrapped with the inner adhesive layer, the steel wire braiding layer and the outer adhesive layer into a vulcanizing tank for heating and vulcanizing, wherein the vulcanizing temperature is 160 ℃, the pressure is 0.5MPaMPa, the time is 180min, and demolding is carried out to obtain the wear-resistant weather-resistant rubber hose.
Example 3
A wear-resistant weather-resistant rubber hose consists of an inner rubber layer, a steel wire braiding layer and an outer rubber layer.
The inner adhesive layer and the outer adhesive layer are both made of wear-resistant weather-resistant rubber.
The wear-resistant weather-resistant rubber consists of the following components:
nitrile rubber, chlorosulfonated polyethylene, butadiene rubber, zinc oxide, magnesium oxide, stearic acid, protective wax, disproportionated rosin, an anti-aging agent, a silane coupling agent, white carbon black, dioctyl terephthalate, butyl acetate, an adhesive, an accelerator and a vulcanizing agent.
Of these, nitrile rubbers are commercially available from Russian Clara Northey rubber plant, NBR 2655.
Among them, chlorosulfonated polyethylene is purchased from Wei Fang Shuo chemical Co., ltd., CSM 503.
Wherein butadiene rubber is purchased from China Petroleum and Sichuan petrochemical Co., ltd., BR 9000.
Wherein, zinc oxide is purchased from Fujian Guanxin New Material Co., ltd.
Wherein, the magnesia is purchased from the carrier chemical industry limited company, and the light magnesia RS-04D is used.
Among them, stearic acid is purchased from indonesian, SA1801.
Among them, the protection wax is purchased from Jiangsu Ruiba New Material technology Co., ltd, LSB20.
Wherein, disproportionated rosin is purchased from Dongpun polymer materials limited company in Dongguan, CAS number: 8050-09-7.
Wherein the anti-aging agent is the compounding of anti-aging agent 4010NA and anti-aging agent NBC. The mass ratio of the anti-aging agent 4010NA to the anti-aging agent NBC is 1.6:0.6.
anti-aging agent 4010NA is purchased from san Jose chemical Co., ltd.
The antioxidant NBC is purchased from Wuhan-Cheng chemical Co., ltd.
Wherein, the silane coupling agent is purchased from Si-69, a new material Co., ltd.
Wherein, white carbon black is purchased from New Material stock Limited of Kyoto Korea.
Wherein, the carbon black is the compounding of carbon black N220 and carbon black N330, and the mass ratio of carbon black N220 to carbon black N330 is 21:36.
carbon black N220 was purchased from jiang xi black leopard carbon black limited.
Carbon black N330 was purchased from jiang xi black leopard carbon black limited.
Among them, dioctyl terephthalate is commercially available and has CAS number: 6422-86-2.
Wherein, butyl acetate comes from commercial market, CAS number: 123-86-4.
Wherein, the adhesive is purchased from Yixing market Rong-Mao chemical industry Co., ltd.
Wherein the accelerator is purchased from the company of chemical general factories, inc., and the accelerator is DCBS.
Wherein the vulcanizing agent is sulfur, which is purchased from the company of new material, inc., santa Clara, huizhou, and vulcanizing agent S-80.
The preparation method of the wear-resistant weather-resistant rubber hose comprises the following steps:
step 1) preparing wear-resistant weather-resistant rubber, which specifically comprises the following steps:
step 1-1), 36kg of nitrile rubber, 52kg of chlorosulfonated polyethylene and 16kg of butadiene rubber are weighed into an internal mixer, the rotating speed is 45r/min, the bolt is pressed for 1min, the bolt is lifted for 1min, the bolt is pressed for 1min, the rubber is discharged, and the internal mixer is thinned and communicated for 3 times, so that the composite plasticated rubber is obtained.
Step 1-2), 104kg of composite plasticated rubber is put into an internal mixer, 3.2kg of zinc oxide, 8.2kg of magnesium oxide, 1.6kg of stearic acid, 2.1kg of protective wax, 2.1kg of disproportionated rosin, 2.2kg of anti-aging agent, 3.2kg of silane coupling agent, 32kg of white carbon black, 57kg of carbon black, 22kg of dioctyl terephthalate, 12kg of butyl acetate and 5.2kg of adhesive are put into the internal mixer, the rotating speed is 45r/min, the pressing plug is 15s, the lifting plug is 30s, the pressing plug is 45s, the lifting plug is 15s, the pressing plug is to 160 ℃, and the rubber is discharged, so that the master batch is obtained.
Step 1-3), weighing 254.8kg of masterbatch, putting into an internal mixer, then putting 1.05kg of accelerator and 2.55kg of vulcanizing agent, and carrying out the steps of pressing a bolt 15s, lifting the bolt 15s, pressing the bolt to 110 ℃, discharging rubber, tabletting and carrying out wear-resistant weather-resistant rubber at the rotating speed of 30 r/min.
And 2) extruding the flexible shaft core rod and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the flexible shaft core rod, and an inner rubber layer with the thickness of 1mm is formed on the flexible shaft core rod.
And 3) weaving the steel wires on the inner adhesive layer, and forming a steel wire weaving layer on the inner adhesive layer.
And 4) extruding the flexible shaft core rod wrapped with the inner adhesive layer and the steel wire weaving layer and the wear-resistant weather-resistant rubber through a rubber tube extruder, so that the wear-resistant weather-resistant rubber is wrapped on the steel wire weaving layer, and an outer adhesive layer with the thickness of 1mm is formed on the steel wire weaving layer.
And 5) placing the flexible shaft core rod wrapped with the inner adhesive layer, the steel wire braiding layer and the outer adhesive layer into a vulcanizing tank for heating and vulcanizing, wherein the vulcanizing temperature is 160 ℃, the pressure is 0.5MPaMPa, the time is 180min, and demolding is carried out to obtain the wear-resistant weather-resistant rubber hose.
Comparative example 1
Compared with the example 2, the abrasion-resistant weather-resistant rubber hose is only different in that:
the nitrile rubber is replaced by the natural rubber in equal quantity.
Wherein the natural rubber is Vietnam 3L standard rubber.
Comparative example 2
Compared with the example 2, the abrasion-resistant weather-resistant rubber hose is only different in that:
equal amounts of neoprene were used in place of chlorosulfonated polyethylene.
Wherein, neoprene is purchased from Guangzhou city-liter synthetic materials limited company, brand: SN244X.
Comparative example 3
Compared with the example 2, the abrasion-resistant weather-resistant rubber hose is only different in that:
styrene butadiene rubber is adopted to replace butadiene rubber in equal quantity.
Wherein, styrene butadiene rubber is purchased and placed in Qilu petrochemical industry, brand 1502.
Comparative example 4
Compared with the example 2, the abrasion-resistant weather-resistant rubber hose is only different in that:
the dioctyl terephthalate is replaced by the same amount of butyl stearate.
Wherein, butyl stearate is from commercial, CAS number: 123-95-5.
Comparative example 5
Compared with the example 2, the abrasion-resistant weather-resistant rubber hose is only different in that:
and (3) replacing butyl acetate with tricresyl phosphate in an equivalent way.
Wherein, tricresyl phosphate is commercially available from CAS number: 1330-78-5.
Experiment 1
The abrasion index (%) of the test specimens prepared from the abrasion-resistant weather-resistant rubbers prepared in each of the examples and comparative examples was measured according to GB/T1689-2014 "determination of abrasion resistance of vulcanized rubber (using an Aldrich abrasion tester), and the standard rubber formulation used S 1 。
Experiment 2
The abrasion-resistant weather-resistant rubber hoses prepared in each example and comparative example were placed outdoors for natural exposure experiments, and after 360 days, whether the surface was discolored, cracked or not was observed.
The specific detection data of experiments 1 and 2 are shown in Table 1.
TABLE 1
According to the comparison of the data of each example in the table 1 and the data of the comparative examples 1-3, when the nitrile rubber, the chlorosulfonated polyethylene and the butadiene rubber are adopted for compounding, the wear resistance of the wear-resistant weather-resistant rubber is obviously improved, and then the comparison of the data of each example in the table 1 and the data of the comparative examples 4-5 is carried out, after the nitrile rubber, the chlorosulfonated polyethylene and the butadiene rubber are matched with dioctyl terephthalate and butyl acetate, the wear resistance is further obviously improved, and the prepared wear-resistant weather-resistant rubber hose has excellent wear resistance, is not easy to wear in a severe use environment, has longer service life and has higher economic value.
As can be seen from the data in Table 1, the abrasion-resistant weather-resistant rubber hose prepared by each example has better weather-resistant performance, is not easy to age and crack, and has longer service life and better quality.
The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.
Claims (9)
1. The utility model provides a wear-resisting resistant weather rubber hose comprises interior glue film, steel wire weaving layer and outer glue film, the glue film in the steel wire weaving layer parcel, outer glue film parcel steel wire weaving layer, its characterized in that: the inner adhesive layer and the outer adhesive layer are both made of wear-resistant weather-resistant rubber, and the wear-resistant weather-resistant rubber comprises the following components in parts by mass:
34-36 parts of nitrile rubber;
48-52 parts of chlorosulfonated polyethylene;
14-16 parts of butadiene rubber;
2.8-3.2 parts of zinc oxide;
7.8-8.2 parts of magnesium oxide;
1.4-1.6 parts of stearic acid;
1.9-2.1 parts of protective wax;
1.9-2.1 parts of disproportionated rosin;
1.8-2.2 parts of an anti-aging agent;
2.8-3.2 parts of silane coupling agent;
28-32 parts of white carbon black;
53-57 parts of carbon black;
18-22 parts of dioctyl terephthalate;
8-12 parts of butyl acetate;
4.8-5.2 parts of adhesive;
0.95-1.05 parts of promoter;
2.45-2.55 parts of vulcanizing agent.
2. A wear-resistant weather-resistant rubber hose according to claim 1, wherein: the anti-aging agent is the compounding of anti-aging agent 4010NA and anti-aging agent NBC.
3. A wear-resistant weather-resistant rubber hose according to claim 2, wherein: the mass ratio of the antioxidant 4010NA to the antioxidant NBC is 1.4-1.6:0.4-0.6.
4. A wear-resistant weather-resistant rubber hose according to claim 1, wherein: the carbon black is a compound of carbon black N220 and carbon black N330.
5. The abrasion-resistant weather-resistant rubber hose according to claim 4, wherein: the mass ratio of the carbon black N220 to the carbon black N330 is 19-21:34-36.
6. A wear-resistant weather-resistant rubber hose according to claim 1, wherein: the silane coupling agent is a silane coupling agent Si-69.
7. A wear-resistant weather-resistant rubber hose according to claim 1, wherein: the accelerator is accelerator DCBS.
8. A wear-resistant weather-resistant rubber hose according to claim 1, wherein: the vulcanizing agent is sulfur.
9. A method for preparing the wear-resistant weather-resistant rubber hose according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
step 1), preparing wear-resistant weather-resistant rubber;
step 2), wrapping wear-resistant weather-resistant rubber on a die to form an inner rubber layer;
step 3), weaving the steel wires on the inner adhesive layer to form a steel wire weaving layer;
step 4), wrapping wear-resistant weather-resistant rubber on the steel wire braiding layer to form an outer rubber layer;
and 5) vulcanizing and demolding to obtain the wear-resistant weather-resistant rubber hose.
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