CN115710391B - Low-rolling-resistance high-wear-resistance rubber composite material and preparation method thereof - Google Patents
Low-rolling-resistance high-wear-resistance rubber composite material and preparation method thereof Download PDFInfo
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- CN115710391B CN115710391B CN202211653932.7A CN202211653932A CN115710391B CN 115710391 B CN115710391 B CN 115710391B CN 202211653932 A CN202211653932 A CN 202211653932A CN 115710391 B CN115710391 B CN 115710391B
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 88
- 239000005060 rubber Substances 0.000 title claims abstract description 88
- 239000002131 composite material Substances 0.000 title claims abstract description 30
- 238000002360 preparation method Methods 0.000 title claims abstract description 30
- 239000006229 carbon black Substances 0.000 claims abstract description 70
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 44
- 238000009396 hybridization Methods 0.000 claims abstract description 24
- 238000002156 mixing Methods 0.000 claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims abstract description 20
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 18
- 230000004048 modification Effects 0.000 claims abstract description 10
- 238000012986 modification Methods 0.000 claims abstract description 10
- 239000000178 monomer Substances 0.000 claims abstract description 8
- 238000007599 discharging Methods 0.000 claims description 30
- 229920000459 Nitrile rubber Polymers 0.000 claims description 28
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 17
- 238000003756 stirring Methods 0.000 claims description 17
- 239000005062 Polybutadiene Substances 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 16
- 229920002857 polybutadiene Polymers 0.000 claims description 16
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 15
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical group CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims description 15
- 230000003712 anti-aging effect Effects 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 14
- 235000021355 Stearic acid Nutrition 0.000 claims description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 10
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 10
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 10
- 230000001681 protective effect Effects 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- 239000008117 stearic acid Substances 0.000 claims description 10
- 229910052717 sulfur Inorganic materials 0.000 claims description 10
- 239000011593 sulfur Substances 0.000 claims description 10
- 239000011787 zinc oxide Substances 0.000 claims description 10
- 239000004760 aramid Substances 0.000 claims description 5
- 229920003235 aromatic polyamide Polymers 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 5
- DEQZTKGFXNUBJL-UHFFFAOYSA-N n-(1,3-benzothiazol-2-ylsulfanyl)cyclohexanamine Chemical compound C1CCCCC1NSC1=NC2=CC=CC=C2S1 DEQZTKGFXNUBJL-UHFFFAOYSA-N 0.000 claims description 5
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 claims description 2
- -1 aluminum silver Chemical compound 0.000 claims 2
- 239000000843 powder Substances 0.000 claims 2
- 229910004298 SiO 2 Inorganic materials 0.000 abstract description 16
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 229920006978 SSBR Polymers 0.000 abstract 1
- 239000004636 vulcanized rubber Substances 0.000 description 6
- 239000003963 antioxidant agent Substances 0.000 description 5
- 230000003078 antioxidant effect Effects 0.000 description 5
- 244000043261 Hevea brasiliensis Species 0.000 description 3
- 239000006087 Silane Coupling Agent Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229920003052 natural elastomer Polymers 0.000 description 3
- 229920001194 natural rubber Polymers 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- 238000004073 vulcanization Methods 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000005543 nano-size silicon particle Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 230000018729 macromolecule modification Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Abstract
The invention discloses a rubber composite material with low rolling resistance and high wear resistance and a preparation method thereof, wherein white carbon black, AP and nano Si are selected 3 N 4 SD blending, firstly, preparing SiO by modifying the bio-based monomer through GMA 2 Hybrid material, then SiO by NBR 2 Macromolecular modification treatment is carried out on the hybrid material to prepare SiO 2 Blending NBR hybridization modified master batch and SSBR/BR, and the prepared rubber composite material not only meets the mechanical requirements of rubber products such as tires, rubber conveyor belts and the likeBesides the performance, the wear-resistant rubber has excellent low rolling resistance, wear resistance and wet skid resistance, can reduce the energy consumption of rubber products such as tires, rubber conveyor belts and the like in the use process, prolongs the service life of the rubber products, and simultaneously reduces VOC in the production process S The discharge is simple in process and easy to manufacture.
Description
Technical Field
The invention relates to the technical field of rubber composite materials, in particular to a low-rolling-resistance high-wear-resistance rubber composite material and a preparation method thereof.
Background
Mine rubber products such as automobile tires, rail transit rubber products, conveyor belts, mill rubber liners and the like account for more than 80% of world rubber consumption. Scientific researches show that about 50% of power consumption of the products is used for overcoming rolling resistance caused by rubber deformation in the using process. For the automobile tire, the reduction of rolling resistance can save fuel consumption, thereby reducing CO 2 And other room temperature gas emissions; the rolling resistance of the conveyer belt and the rubber lining of the mill is reduced, so that the driving power and the energy consumption are reduced. The wear resistance determines the service life of rubber products such as tires, conveyor belts and the like, the service life of the rubber products can be prolonged, the running cost is reduced, and on the other hand, the environmental pollution caused by recovery treatment of scrapped products can be reduced to a certain extent. The prior art low rolling resistance rubber material adopts solution polymerized styrene butadiene rubber (SSBR) and Butadiene Rubber (BR) or Natural Rubber (NR) as matrix materials, and the filler adopts white carbon black (SiO 2 ) The method is mainly characterized in that part of Carbon Black (CB) is used, and meanwhile, a silane coupling agent is used for improving interaction between the white carbon black and rubber, so that rolling resistance of the composite material is effectively reduced, but the silane coupling agent can generate a large amount of VOCs in the modification treatment of the white carbon black and the vulcanization process, so that environmental pollution is caused. Meanwhile, the wet skid resistance of the composite material after being used with BR is reduced, and the wear resistance of the composite material after being used with NR is reduced. In addition, although SiO is filled 2 Has lower rolling resistance and higher wet skid resistance than CB,however, the composite material can generate static electricity aggregation effect, which affects the use of products such as tires, conveyor belts and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the low-rolling-resistance high-wear-resistance rubber composite material which not only meets the mechanical properties of rubber products such as tires, rubber conveyor belts and the like, but also has excellent low-rolling-resistance performance, wear-resistance performance and wet-skid resistance performance, can reduce the energy consumption of the rubber products such as the tires, the rubber conveyor belts and the like in the using process, prolongs the service life of the rubber products, and simultaneously reduces VOC in the production process S And (5) discharging.
The second object of the invention is to provide a preparation method of the rubber composite material, which has simple process and easy manufacture.
The object of the invention is achieved by the following means.
The invention provides a low-rolling-resistance high-wear-resistance rubber composite material, which comprises the following components in parts by weight:
50-60 parts of solution polymerized styrene butadiene rubber (SSBR-2000R), 20-30 parts of butadiene rubber (BR-9000), 20 parts of nitrile butadiene rubber (NBR-2907), 4-6 parts of zinc oxide, 1-3 parts of stearic acid, 2-2.2 parts of sulfur, 1.6-2.0 parts of accelerator, 2-3 parts of antioxidant, 1-2 parts of protective wax, 0.6-1.0 part of scorch retarder CTP, 25-35 parts of carbon black, 35-45 parts of white carbon black hybrid material and C 9 6-8 parts of resin.
The white carbon black hybridization material is white carbon black (SiO 2 ) Aramid Pulp (AP)/nano silicon nitride (Si) 3 N 4 ) Composition of Glycidyl Methacrylate (GMA)/aluminum silver powder (SD), white carbon black (SiO) 2 ) Aramid Pulp (AP)/nano silicon nitride (Si) 3 N 4 ) The mass ratio of Glycidyl Methacrylate (GMA)/aluminum silver powder (SD) is 80%/8%/6%/5%/1%.
The accelerator is a combination of accelerator CZ and accelerator TMTD.
The anti-aging agent is a combination of an anti-aging agent RD and an anti-aging agent 4020.
The carbon black is selected from one, two or three of N134, N234 and N358.
The preparation method of the invention comprises the following steps:
(1) Preparation of white carbon black hybrid material
SiO is made of 2、 AP, nano Si 3 N 4 Heating and stirring the mixture and SD in a kneader at the stirring speed of 350-400 r/min, heating to 40-60 ℃, starting to spray GMA, continuing heating and stirring, stirring at the temperature of 100-105 ℃ for 10-15 min, modifying the mixture by a bio-based monomer, preparing a white carbon black hybrid material, and cooling to normal temperature for standby;
(2) Preparation of SiO 2 NBR hybrid modified masterbatch
Adding the white carbon black hybridization material prepared in the step (1) into an internal mixer, heating to 70-80 ℃ at the rotor speed of the internal mixer of 20 revolutions per minute, adding NBR for blending, carrying out macromolecular modification on the white carbon black hybridization material for 150-180 seconds, discharging glue at the temperature of 90-100 ℃, discharging sheets, cooling to normal temperature, and preparing the SiO 2 NBR hybridization modified masterbatch, which is used after 8 hours of standing;
(3) Preparation of one-stage rubber compound
Firstly, SSBR, BR and SiO prepared in the step (2) 2 Adding NBR hybridization modified masterbatch into an internal mixer, mixing for 120-150 seconds at a rotor speed of 40 revolutions per minute, adding zinc oxide, stearic acid, an anti-aging agent, a scorch retarder, protective wax, carbon black and C 9 Continuously mixing the resin for 210-240 seconds, discharging the rubber at 130-135 ℃, discharging the rubber sheet, cooling to prepare a section of rubber compound, and standing for 8 hours for use;
(4) Preparation of two-stage rubber compound
And (3) putting the first-stage mixed rubber prepared in the step (3), sulfur and an accelerator into an internal mixer, mixing for 100-120 seconds at the rotor speed of 20 revolutions per minute, discharging rubber at the temperature of 90-100 ℃, discharging the rubber, and cooling to obtain the second-stage mixed rubber, namely the low-rolling-resistance high-wear-resistance rubber composite material.
Compared with the prior art, the invention has the following beneficial effects.
1. SiO is selected for use 2 AP, nano Si 3 N 4 Mixing SD, firstly preparing white carbon black hybridization material by modifying bio-based monomer through GMA, and then preparing SiO by modifying macromolecule of white carbon black hybridization material through NBR 2 The NBR hybridized modified master batch is blended with SSBR/BR, and the prepared rubber composite material has excellent low rolling resistance performance, wear resistance performance and wet skid resistance performance.
2. SiO using biobased monomer-Glycidyl Methacrylate (GMA) instead of silane coupling agent 2 The hybrid material is modified, so that the emission of VOCs in the modification and vulcanization processes can be reduced, and the environment is protected. The addition of GMA can lead the white carbon black hybrid material to be dispersed more uniformly, the Payne effect is weakened, meanwhile, the vulcanization time of the composite material is shortened, the rolling resistance is reduced, and the mechanical property is improved.
3. The NBR is used for macromolecular modification of the white carbon black hybrid material, so that the white carbon black hybrid material can be effectively coated, and the NBR is firstly mixed with the white carbon black hybrid material to prepare SiO 2 The NBR hybridized modified master batch is blended with SSBR/BR, so that the wet skid resistance of the vulcanized rubber is greatly improved, the wear resistance of the vulcanized rubber is improved, and the rolling resistance of the vulcanized rubber is effectively reduced.
4. In SiO 2 Adding AP and nano Si 3 N 4 And then the biological base monomer modification and the macromolecule modification are carried out, so that the low rolling resistance performance and the wear resistance performance of the vulcanized rubber are obviously improved.
5. SD is added into the white carbon black hybrid material, so that the problem of static electricity accumulation effect of the white carbon black hybrid material is effectively solved, and the wear resistance and low rolling resistance of vulcanized rubber are improved while the conductivity of the vulcanized rubber is improved.
Detailed Description
The following examples are presented to aid in the understanding of the invention but are not intended to limit the scope of the invention.
Example 1
The embodiment provides a rubber composite material with low rolling resistance and high wear resistance, which comprises the following components in parts by weight:
50 parts of SSBR-2000R, 50 parts of BR-9000 30 parts of NBR-2907 20 parts of zinc oxide, 1 part of stearic acid, 2 parts of sulfur, 1 part of accelerator CZ, 0.6 part of accelerator TDTM, 1 part of antioxidant RD, 4020 1 part of antioxidant, 1 part of protective wax, 0.8 part of scorch retarder CTP, 15 parts of carbon black N134, 358 10 parts of carbon black, 45 parts of white carbon black hybridization material and C 9 6 parts of resin.
The white carbon black hybridization material is SiO 2 AP/nano Si 3 N 4 Composition of/GMA/SD, siO 2 AP/nano Si 3 N 4 The mass ratio of/GMA/SD is 80%/8%/6%/5%/1%.
The preparation method of the invention comprises the following steps:
(1) Preparation of white carbon black hybrid material
SiO is made of 2、 AP, nano Si 3 N 4 And SD is put into a kneader for heating and stirring, the stirring speed is 350-400 r/min, the mixture is heated to 40-60 ℃, GMA is sprayed, the heating and stirring are continued, the mixture is stirred for 10-15 min at the temperature of 100-105 ℃, the bio-based monomer is modified, and the white carbon black hybrid material is prepared and is cooled to normal temperature for standby.
(2) Preparation of SiO 2 NBR hybrid modified masterbatch
Adding the white carbon black hybridization material prepared in the step (1) into an internal mixer, heating to 70-80 ℃ at the rotor speed of the internal mixer of 20 revolutions per minute, adding NBR for blending, carrying out macromolecular modification on the white carbon black hybridization material for 150-180 seconds, discharging glue at the temperature of 90-100 ℃, discharging sheets, cooling to normal temperature, and preparing the SiO 2 NBR hybridization modified masterbatch, which was used after 8 hours of standing.
(3) Preparation of one-stage rubber compound
Firstly, SSBR, BR and SiO prepared in the step (2) 2 Adding NBR hybridization modified masterbatch into an internal mixer, mixing for 120-150 seconds at a rotor speed of 40 revolutions per minute, adding zinc oxide, stearic acid, an anti-aging agent, a scorch retarder, protective wax, carbon black and C 9 And (3) continuously mixing the resin for 210-240 seconds, discharging the rubber at 130-135 ℃, discharging the sheet, cooling to prepare a section of rubber compound, and standing for 8 hours for use.
(4) Preparation of two-stage rubber compound
And (3) putting the first-stage mixed rubber prepared in the step (3), sulfur and an accelerator into an internal mixer, mixing for 100-120 seconds at the rotor speed of 20 revolutions per minute, discharging rubber at the temperature of 90-100 ℃, discharging the rubber, and cooling to obtain the second-stage mixed rubber, namely the low-rolling-resistance high-wear-resistance rubber composite material.
The test data of the rubber composite of this example are shown in Table 1, vulcanized on a press (temperature 150 ℃, pressure 10MPa, time 20 min).
Example 2
The embodiment provides a rubber composite material with low rolling resistance and high wear resistance, which comprises the following components in parts by weight:
55 parts of SSBR-2000R, 55 parts of BR-9000 25 parts of NBR-2907 20 parts of zinc oxide, 2 parts of stearic acid, 2.1 parts of sulfur, 1 part of accelerator CZ, 0.8 part of accelerator TDTM, 1.5 parts of anti-aging agent RD, 4020 part of anti-aging agent, 1.5 parts of protective wax, 0.6 part of scorch retarder CTP, 20 parts of carbon black N134, 10 parts of carbon black 358, 40 parts of white carbon black hybridization material and C 9 7 parts of resin.
The white carbon black hybridization material is SiO 2 AP/nano Si 3 N 4 The mass ratio of the five components of the composition of the (GMA)/SD is 80%/8%/6%/5%/1%.
The preparation method of the invention comprises the following steps:
(1) Preparation of white carbon black hybrid material
SiO is made of 2、 AP, nano Si 3 N 4 And SD is put into a kneader for heating and stirring, the stirring speed is 350-400 r/min, the mixture is heated to 40-60 ℃, GMA is sprayed, the heating and stirring are continued, the mixture is stirred for 10-15 min at the temperature of 100-105 ℃, the bio-based monomer is modified, and the white carbon black hybrid material is prepared and is cooled to normal temperature for standby.
(2) Preparation of SiO 2 NBR hybrid modified masterbatch
Adding the white carbon black hybrid material prepared in the step (1) into an internal mixer, heating to 70-80 ℃ at the rotor speed of the internal mixer of 20 revolutions per minute, and then adding NBR for blendingMacromolecular modification is carried out on the white carbon black hybrid material, the blending time is 150-180 seconds, the glue discharging temperature is 90-100 ℃, the white carbon black hybrid material is discharged into a sheet, and the white carbon black hybrid material is cooled to normal temperature to prepare SiO 2 NBR hybridization modified masterbatch, which was used after 8 hours of standing.
(3) Preparation of one-stage rubber compound
Firstly, SSBR, BR and SiO prepared in the step (2) 2 Adding NBR hybridization modified masterbatch into an internal mixer, mixing for 120-150 seconds at a rotor speed of 40 revolutions per minute, adding zinc oxide, stearic acid, an anti-aging agent, a scorch retarder, protective wax, carbon black and C 9 And (3) continuously mixing the resin for 210-240 seconds, discharging the rubber at 130-135 ℃, discharging the sheet, cooling to prepare a section of rubber compound, and standing for 8 hours for use.
(4) Preparation of two-stage rubber compound
And (3) putting the first-stage mixed rubber prepared in the step (3), sulfur and an accelerator into an internal mixer, mixing for 100-120 seconds at the rotor speed of 20 revolutions per minute, discharging rubber at the temperature of 90-100 ℃, discharging the rubber, and cooling to obtain the second-stage mixed rubber, namely the low-rolling-resistance high-wear-resistance rubber composite material.
The test data of the rubber composite of this example are shown in Table 1, vulcanized on a press (temperature 150 ℃, pressure 10MPa, time 20 min).
Example 3
The embodiment provides a rubber composite material with low rolling resistance and high wear resistance, which comprises the following components in parts by weight:
60 parts of SSBR-2000R, 60 parts of BR-9000 20 parts of NBR-2907 20 parts of zinc oxide, 1 part of stearic acid, 2.2 parts of sulfur, 1 part of accelerator CZ, 1 part of accelerator TDTM, 2 parts of antioxidant RD, 4021 part of antioxidant 4021 part of protective wax, 2 parts of scorch retarder CTP, 1 part of carbon black N234 parts of 20 parts of carbon black 358 parts of white carbon black hybrid material 35 parts of C 9 8 parts of resin.
The white carbon black hybridization material is SiO 2 AP/nano Si 3 N 4 The mass ratio of the five components of the composition of the (GMA)/SD is 80%/8%/6%/5%/1%.
The preparation method of the invention comprises the following steps:
(1) Preparation of white carbon black hybrid material
SiO is made of 2、 AP, nano Si 3 N 4 And SD is put into a kneader for heating and stirring, the stirring speed is 350-400 r/min, the mixture is heated to 40-60 ℃, GMA is sprayed, the heating and stirring are continued, the mixture is stirred for 10-15 min at the temperature of 100-105 ℃, the bio-based monomer is modified, and the white carbon black hybrid material is prepared and is cooled to normal temperature for standby.
(2) Preparation of SiO 2 NBR hybrid modified masterbatch
Adding the white carbon black hybridization material prepared in the step (1) into an internal mixer, heating to 70-80 ℃ at the rotor speed of the internal mixer of 20 revolutions per minute, adding NBR for blending, carrying out macromolecular modification on the white carbon black hybridization material for 150-180 seconds, discharging glue at the temperature of 90-100 ℃, discharging sheets, cooling to normal temperature, and preparing the SiO 2 NBR hybridization modified masterbatch, which was used after 8 hours of standing.
(3) Preparation of one-stage rubber compound
Firstly, SSBR, BR and SiO prepared in the step (2) 2 Adding NBR hybridization modified masterbatch into an internal mixer, mixing for 120-150 seconds at a rotor speed of 40 revolutions per minute, adding zinc oxide, stearic acid, an anti-aging agent, a scorch retarder, protective wax, carbon black and C 9 And (3) continuously mixing the resin for 210-240 seconds, discharging the rubber at 130-135 ℃, discharging the sheet, cooling to prepare a section of rubber compound, and standing for 8 hours for use.
(4) Preparation of two-stage rubber compound
And (3) putting the first-stage mixed rubber prepared in the step (3), sulfur and an accelerator into an internal mixer, mixing for 100-120 seconds at the rotor speed of 20 revolutions per minute, discharging rubber at the temperature of 90-100 ℃, discharging the rubber, and cooling to obtain the second-stage mixed rubber, namely the low-rolling-resistance high-wear-resistance rubber composite material.
The test data of the rubber composite of this example are shown in Table 1, vulcanized on a press (temperature 150 ℃, pressure 10MPa, time 20 min).
TABLE 1 detection data
。
Claims (4)
1. A low-rolling-resistance high-wear-resistance rubber composite material is characterized in that: the components in weight ratio are:
50-60 parts of solution polymerized styrene butadiene rubber SSBR-2000R, 50-30 parts of butadiene rubber BR-9000 20, 25-2907 20 parts of nitrile butadiene rubber NBR, 4-6 parts of zinc oxide, 1-3 parts of stearic acid, 2-2.2 parts of sulfur, 1.6-2.0 parts of accelerator, 2-3 parts of anti-aging agent, 1-2 parts of protective wax, 0.6-1.0 part of scorch retarder CTP, 25-35 parts of carbon black, 35-45 parts of white carbon black hybrid material and C 9 6-8 parts of resin;
the white carbon black hybrid material is white carbon black/aramid pulp/nano Si 3 N 4 Composition of glycidyl methacrylate/aluminum silver powder, white carbon black/aramid pulp/nano Si 3 N 4 The mass ratio of glycidyl methacrylate to aluminum silver powder is 80%/8%/6%/5%/1%;
the preparation of the rubber composite material with low rolling resistance and high wear resistance comprises the following steps:
(1) Preparation of white carbon black hybrid material
White carbon black 、 Aramid pulp, nano Si 3 N 4 Heating and stirring aluminum silver powder in a kneader at the stirring speed of 350-400 r/min, heating to 40-60 ℃, starting to spray glycidyl methacrylate, continuing heating and stirring, stirring at the temperature of 100-105 ℃ for 10-15 min, modifying the mixture with bio-based monomer to prepare a white carbon black hybrid material, and cooling to normal temperature for standby;
(2) Preparation of white carbon black/nitrile rubber hybrid modified masterbatch
Adding the white carbon black hybrid material prepared in the step (1) into an internal mixer, heating to 70-80 ℃ at the rotor speed of the internal mixer of 20 revolutions per minute, adding nitrile rubber for blending, carrying out macromolecular modification on the white carbon black hybrid material for 150-180 seconds, discharging glue at the temperature of 90-100 ℃, discharging sheets, cooling to normal temperature, preparing white carbon black/nitrile rubber hybrid modified masterbatch, and standing for 8 hours for use;
(3) Preparation of one-stage rubber compound
Firstly, adding solution polymerized styrene-butadiene rubber, butadiene rubber and white carbon black/nitrile rubber hybridization modified master batch prepared in the step (2) into an internal mixer, mixing for 120-150 seconds at the rotor speed of 40 revolutions per minute, and then adding zinc oxide, stearic acid, an anti-aging agent, a scorch retarder, protective wax, carbon black and C 9 Continuously mixing the resin for 210-240 seconds, discharging the rubber at 130-135 ℃, discharging the rubber sheet, cooling to prepare a section of rubber compound, and standing for 8 hours for use;
(4) Preparation of two-stage rubber compound
And (3) putting the first-stage rubber compound prepared in the step (3), sulfur and an accelerator into an internal mixer, mixing for 100-120 seconds at the speed of a rotor of the internal mixer of 20 revolutions per minute, discharging the rubber at the temperature of 90-100 ℃, discharging the rubber, cooling to obtain a second-stage rubber compound.
2. The low rolling resistance, high wear resistant rubber composite of claim 1, wherein: the accelerator is a combination of accelerator CZ and accelerator TMTD.
3. The low rolling resistance, high wear resistant rubber composite of claim 1, wherein: the anti-aging agent is a combination of an anti-aging agent RD and an anti-aging agent 4020.
4. The low rolling resistance, high wear resistant rubber composite of claim 1, wherein: the carbon black is selected from one, two or three of N134, N234 and N358.
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| CN202211653932.7A CN115710391B (en) | 2022-12-22 | 2022-12-22 | Low-rolling-resistance high-wear-resistance rubber composite material and preparation method thereof |
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| CN202211653932.7A CN115710391B (en) | 2022-12-22 | 2022-12-22 | Low-rolling-resistance high-wear-resistance rubber composite material and preparation method thereof |
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| CN115710391B true CN115710391B (en) | 2024-03-08 |
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| CN103772743A (en) * | 2012-10-24 | 2014-05-07 | 中国石油化工股份有限公司 | Nano composite material, preparation method thereof, vulcanized rubber, and applications of vulcanized rubber |
| WO2015109790A1 (en) * | 2014-01-23 | 2015-07-30 | 怡维怡橡胶研究院有限公司 | Composition from combination of trans-polyisoprene rubber and cis-polyisoprene rubber and process therefor |
| CN110818976A (en) * | 2019-11-16 | 2020-02-21 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant rubber composite material and preparation method thereof |
| CN114933746A (en) * | 2022-06-02 | 2022-08-23 | 无锡百年通工业输送有限公司 | Low-smoke low-toxicity flame-retardant conveyor belt covering rubber and preparation method thereof |
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| FR2841560B1 (en) * | 2002-07-01 | 2006-02-03 | Michelin Soc Tech | RUBBER COMPOSITION BASED ON DIENE ELASTOMER AND REINFORCING SILICON NITRIDE |
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| CN110818976A (en) * | 2019-11-16 | 2020-02-21 | 安徽中意胶带有限责任公司 | Energy-saving wear-resistant rubber composite material and preparation method thereof |
| CN114933746A (en) * | 2022-06-02 | 2022-08-23 | 无锡百年通工业输送有限公司 | Low-smoke low-toxicity flame-retardant conveyor belt covering rubber and preparation method thereof |
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| CN115710391A (en) | 2023-02-24 |
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