CN106397880A - Preparation method of high-temperature-resistant and wear-resistant NBR lining board - Google Patents
Preparation method of high-temperature-resistant and wear-resistant NBR lining board Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
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- 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
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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Abstract
The invention provides a preparation method of a high-temperature-resistant and wear-resistant NBR lining board and relates to a preparation method of a rubber lining board. The rubber lining board comprises the following main components in parts by weight: 100 parts of NBR, 0.2-2.5 parts of DCP, 0.4-2.0 parts of TAIC, 0-2.0 parts of an anti-aging agent, 0-65 parts of carbon black and 0-7.0 parts of LNBR. The preparation method of the high-temperature-resistant and wear-resistant NBR lining board, provided by the invention, has the benefits that the use temperature of the NBR rubber lining board is improved by adopting reactive anti-aging agents (a reactive anti-aging agent MC and a reactive anti-aging agent SF-98 which have the same components and are white powder and brick red powder respectively); the wear resistance of the rubber lining board is improved by adopting the LNBR and the different types of carbon black as well as the ratio. Through test, the NBR lining board with higher use temperature, better wear resistance, longer service life, excellent hot air aging resistance, excellent other comprehensive performances and low cost can be finally obtained and widely applied to the industries of various chemicals, metallurgy, building materials, mines and the like.
Description
Technical field
The present invention relates to a kind of preparation method of rubber lining, more particularly to a kind of high temperature resistant, wear-resisting NBR rubber liner plate
Preparation method.
Background technology
Rubber has preferable wearability, replaced with rubber steel alloy make liner plate just gradually move towards electronics, ore dressing, cement,
Building, the various fields of the aspect such as pottery, chemical industry, and obtain a wide range of applications.Rubber lining has use compared with alloy steel liner plate
Life-span length, noise is little, the advantages of cheap.But NBR rubber liner plate there is also many during the use of various industries and asks
Topic, such as non-refractory, can not resist cold, not wear-resisting, not oil resistant etc..So, the high-quality rubber lining of developing low-cost already becomes
For the important topic of materials industry, wherein high temperature resistant, wear-resisting NBR rubber liner plate application is relatively wide, and this is also invention
Emphasis.
NBR rubber have excellent anti-wear performance, heat-resisting, resistance to ozone aging, oil resistant and excellent antistatic property and
Preferably cohesive force.We improve it using reactive anti-deteriorant and use temperature, and by changing LNBR and variety classes charcoal
Black consumption and proportioning are improving its anti-wear performance, thus obtaining one kind have that combination property is good, processing technology is easy, price
High temperature resistant, the wear-resisting NBR rubber liner plate of the premium properties such as cheap, environmental pollution is little.
Content of the invention
It is an object of the invention to provide a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate, the present invention is using anti-
Answering property age resistor（Reactive anti-deteriorant MC, reactive anti-deteriorant SF-98, and variety classes carbon black and proportioning wear-resisting to improve it
Performance, obtain using temperature is higher, wearability preferably, excellent combination property and the one-tenth such as service life is longer, hot air is aging
This cheap NBR rubber liner plate.
The purpose of the present invention is achieved through the following technical solutions：
A kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate, methods described includes procedure below：
A. first lead to thin on a mill for NBR for several times, then sequentially add zinc oxide, stearic acid, mixing uniformly adds reinforcement afterwards
Agent, adds plasticizer after mixing, is eventually adding vulcanizing agent and assistant crosslinking agent；Afterwards elastomeric compound is beaten triangle bag 10 times, mix
Close uniform bottom sheet, park 24 hours stand-by；
B. bottom sheet again will be parked after the film back mixing of 24 hours, stay with stand-by；
C. the back mixing glue in step b is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, vulcanizes during sulfuration
Instrument measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring mechanics
Performance.
The preparation method of described a kind of high temperature resistant, wear-resisting NBR rubber liner plate, the composition portion of described kind of NBR abrasion-proof backing block
Point（Mass parts）：100 parts of NBR；DCP 0.2-2.5 part；TAIC 0.4-2.0 part；Age resistor 0-2.0 part；Reinforcing agent 0-65 part；
LNBR 0-7.0 part.
The preparation method of described a kind of high temperature resistant, wear-resisting NBR rubber liner plate, described to be improved using reactive anti-deteriorant
It uses temperature, to improve the wearability of NBR rubber liner plate using LNBR and variety classes carbon black and proportioning.
Reinforcing agent of the present invention can be super abrasion furnace black（N115）, medium super abrasion furnace black（N220）, super in the high structure of new technology
Abrasion resistant carbon black（N234）, high abrasion furnace black（N330）Or fast extruding furnace black（N550）, or the combination of this several carbon black.
Vulcanizing system of the present invention is peroxide vulcanizing system, and coordinates assistant crosslinking agent TAIC to use.
Advantages of the present invention with effect is：
1st, the present invention adopts reactive anti-deteriorant（Reactive anti-deteriorant MC, reactive anti-deteriorant SF-98, both compositions are identical, front
Person is white powder, and the latter is brick-red powder）To improve the use temperature of NBR rubber liner plate, using LNBR
（LNBR）To improve its anti-wear performance with variety classes carbon black and proportioning.Through test, finally can obtain higher, wear-resisting using temperature
Property preferably, excellent combination property and the NBR rubber liner plate with low cost such as service life is longer, hot air is aging, and extensively
It is applied to the industries such as various chemical industry, metallurgy, building materials and mine.
2nd, a kind of NBR rubber liner plate preparation method of the present invention is simple, cheap, environmental pollution is little.
Specific embodiment
With reference to embodiment, the present invention is described in detail.
This experiment instrument：Double roller opening rubber mixing machine, XK-160, Huanqiu Machinery Co., Ltd., Qingdao；Rubber
No rotor vulcameter, GT-M2000-A, Taiwan high ferro Science and Technology Co., Ltd.；Vulcanizing press, XLB-DQ400 × 400 ×
2E, Huanqiu Machinery Co., Ltd., Qingdao；Sheet-punching machine, CP-25, Shanghai chemical machinery four factory；Shao Er rubber and plastic hardometer, XHS,
Yingkou Material Test Maching Factory；Computer electronic controls universal testing machine, RGL-RH2000-A, the Taiwan high ferro science and technology limited public affairs of share
Department；Akron abrasion machine, GT-7012-A type, Taiwan high ferro Science and Technology Co., Ltd..
Embodiment 1：
In the present embodiment, the vulcanizing system of employing is peroxide DCP and assistant crosslinking agent TAIC composition, and vulcanizing activator is by aoxidizing
Zinc and stearic acid use cooperatively, and Ju Ti Pei Fang is：100 parts of NBR, 4.0 parts of zinc oxide, 1.5 parts of stearic acid, 5.0 parts of coumarone,
6.0 parts of LNBR, 1.0 parts of 1.6 parts of 2.0 parts of 55 parts of N234, reactive anti-deteriorant MC, TAIC, DCP.
Heat resistant and wear resistant NBR rubber liner plate described in the present embodiment, its preparation process：
1. first by NBR on a mill thin logical be allowed to for several times mix, be subsequently adding zinc oxide, stearic acid, age resistor, mixing
Uniformly add carbon black and plasticizer LNBR afterwards, be eventually adding DCP and TAIC；Afterwards elastomeric compound is packed 10 times, mix down
Piece, park 24 hours stand-by；
2. the film back mixing bottom sheet again of 24 hours will be parked, stay with stand-by.
3. the back mixing glue in step 2 is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, is used during sulfuration
Vulcameter measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring
Mechanical property.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, performance test is divided into tensile property to test, by GB/
T528 2009 is carried out；Wear hardness is tested, and carries out by GB/T1689-2014；Shao Er hardness test, by GB/T531.1
2008 are carried out；According to GB/T 3512-2014 execution, aging condition is 160 DEG C × 72h for ageing properties test.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 1, table 2.
Embodiment 2：
The present embodiment is to change the consumption of DCP in vulcanizing system with the difference of embodiment 1, and Ju Ti Pei Fang is：NBR 100
Part, 4.0 parts of zinc oxide, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactivity is anti-old
1.5 parts of 1.6 parts of 2.0 parts of agent MC, TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 1, table 2.
Embodiment 3：
The present embodiment is to change the consumption of DCP in vulcanizing system with the difference of embodiment 1, and Ju Ti Pei Fang is：NBR 100
Part, 4.0 parts of zinc oxide, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactivity is anti-old
2.0 parts of 1.6 parts of 2.0 parts of agent MC, TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 1, table 2.
Embodiment 4：
The present embodiment is to change the consumption of DCP in vulcanizing system with the difference of embodiment 1, and Ju Ti Pei Fang is：NBR 100
Part, 4.0 parts of zinc oxide, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactivity is anti-old
2.5 parts of 1.6 parts of 2.0 parts of agent MC, TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 1, table 2.
Embodiment 5：
The present embodiment is to change the consumption of DCP in vulcanizing system with the difference of embodiment 1, and Ju Ti Pei Fang is：NBR 100
Part, 4.0 parts of zinc oxide, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactivity is anti-old
1.6 parts of 2.0 parts of agent MC, TAIC, DCP3.0 part.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 1, table 2.
Embodiment 6：
The present embodiment is to change the consumption of plasticizer LNBR with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, oxygen
Change 4.0 parts of zinc, 1.5 parts of stearic acid, 5.0 parts of coumarone, 5.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC
2.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
Heat resistant and wear resistant NBR rubber liner plate described in the present embodiment, its preparation process：
1. first by NBR on a mill thin logical be allowed to for several times mix, be subsequently adding zinc oxide, stearic acid, age resistor, mixing
Uniformly add carbon black and plasticizer LNBR afterwards, be eventually adding DCP and TAIC；Afterwards elastomeric compound is packed 10 times, mix down
Piece, park 24 hours stand-by；
2. the film back mixing bottom sheet again of 24 hours will be parked, stay with stand-by.
3. the back mixing glue in step 2 is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, is used during sulfuration
Vulcameter measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring
Mechanical property.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, performance test is divided into tensile property to test, by GB/
T528 2009 is carried out；Wear hardness is tested, and carries out by GB/T1689-2014；Shao Er hardness test, by GB/T531.1
2008 are carried out；According to GB/T 3512-2014 execution, aging condition is 150 DEG C × 72h for ageing properties test.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 3, table 4.
Embodiment 7：
The present embodiment is to change the consumption of plasticizer LNBR with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, oxygen
Change 4.0 parts of zinc, 1.5 parts of stearic acid, 5.0 parts of coumarone, 5.5 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC
2.0 part, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 3, table 4.
Embodiment 8：
The present embodiment is to change the consumption of plasticizer LNBR with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, oxygen
Change 4.0 parts of zinc, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC
2.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 3, table 4.
Embodiment 9：
The present embodiment is to change the consumption of plasticizer LNBR with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, oxygen
Change 4.0 parts of zinc, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.5 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC
2.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 3, table 4.
Embodiment 10：
The present embodiment is to change the consumption of plasticizer LNBR with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, oxygen
Change 4.0 parts of zinc, 1.5 parts of stearic acid, 5.0 parts of coumarone, 7.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC
2.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 3, table 4.
Embodiment 11：
The present embodiment is to change the species of age resistor with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC SF-
98 2.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
Heat resistant and wear resistant NBR rubber liner plate described in the present embodiment, its preparation process：
1. first by NBR on a mill thin logical be allowed to for several times mix, be subsequently adding zinc oxide, stearic acid, age resistor, mixing
Uniformly add carbon black and plasticizer LNBR afterwards, be eventually adding DCP and TAIC；Afterwards elastomeric compound is packed 10 times, mix down
Piece, park 24 hours stand-by；
2. the film back mixing bottom sheet again of 24 hours will be parked, stay with stand-by.
3. the back mixing glue in step 2 is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, is used during sulfuration
Vulcameter measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring
Mechanical property.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, performance test is divided into tensile property to test, by GB/
T528 2009 is carried out；Wear hardness is tested, and carries out by GB/T1689-2014；Shao Er hardness test, by GB/T531.1
2008 are carried out；According to GB/T 3512-2014 execution, aging condition is 150 DEG C × 72h for ageing properties test.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 5, table 6.
Embodiment 12：
The present embodiment is to change the species of age resistor with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC,
Each 1.0 parts of 4010NA, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 5, table 6.
Embodiment 13：
The present embodiment is to change the species of age resistor with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC, 4020
Each 1.0 parts, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 5, table 6.
Embodiment 14：
The present embodiment is to change the species of age resistor with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC, RD are each
1.0 part, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 5, table 6.
Embodiment 15：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N234, reactive anti-deteriorant MC 2.0
Part, 2.5 parts of 1.6 parts of TAIC, DCP.
Heat resistant and wear resistant NBR rubber liner plate described in the present embodiment, its preparation process：
1. first by NBR on a mill thin logical be allowed to for several times mix, be subsequently adding zinc oxide, stearic acid, age resistor, mixing
Uniformly add carbon black and plasticizer LNBR afterwards, be eventually adding DCP and TAIC；Afterwards elastomeric compound is packed 10 times, mix down
Piece, park 24 hours stand-by；
2. the film back mixing bottom sheet again of 24 hours will be parked, stay with stand-by.
3. the back mixing glue in step 2 is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, is used during sulfuration
Vulcameter measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring
Mechanical property.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, performance test is divided into tensile property to test, by GB/
T528 2009 is carried out；Wear hardness is tested, and carries out by GB/T1689-2014；Shao Er hardness test, by GB/T531.1
2008 are carried out；According to GB/T 3512-2014 execution, aging condition is 150 DEG C × 72h for ageing properties test.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 16：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 45 parts of 10 parts of N115, N234, reactivity is anti-
2.0 parts of old agent MC, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 17：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 35 parts of 20 parts of N115, N234, reactivity is anti-
2.0 parts of old agent MC, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 18：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 25 parts of 30 parts of N115, N234, reactivity is anti-
2.0 parts of old agent MC, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 19：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 15 parts of 40 parts of N115, N234, reactivity is anti-
2.0 parts of old agent MC, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 20：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 5 parts of 50 parts of N115, N234, reactivity is anti-old
2.5 parts of 1.6 parts of 2.0 parts of agent MC, TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Embodiment 21：
The present embodiment is to change the species of carbon black with the difference of embodiment 1, and Ju Ti Pei Fang is：100 parts of NBR, zinc oxide
4.0 parts, 1.5 parts of stearic acid, 5.0 parts of coumarone, 6.0 parts of LNBR, 55 parts of N115, reactive anti-deteriorant MC 2.0
Part, 2.5 parts of 1.6 parts of TAIC, DCP.
High temperature resistant heat-resisting NBR rubber liner plate described in the present embodiment, the test result of its vulcanizate is shown in Table shown in 7, table 8.
Table 1
| Test event | Tensile strength/MPa | Elongation at break/% | Hardness/Shao A |
| Embodiment 1 | 9.2 | 855 | 70 |
| Embodiment 2 | 15.2 | 629 | 70 |
| Embodiment 3 | 22.9 | 585 | 69 |
| Embodiment 4 | 23.6 | 502 | 72 |
| Embodiment 5 | 21.8 | 600 | 68 |
Table 2
| Abrasion/（cm3/1.61km） | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Before aging | 0.226 | 0.166 | 0.153 | 0.098 | 0.154 |
| After aging | 0.184 | 0.095 | 0.092 | 0.049 | 0.104 |
Table 3
| Test event | Tensile strength/MPa | Elongation at break/% | Hardness/Shao A |
| Embodiment 1 | 22.3 | 742 | 60 |
| Embodiment 2 | 21.5 | 764 | 62 |
| Embodiment 3 | 23.7 | 702 | 64 |
| Embodiment 4 | 18.9 | 709 | 62 |
| Embodiment 5 | 20.7 | 746 | 60 |
Table 4
| Abrasion/（cm3/1.61km） | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 |
| Before aging | 0.177 | 0.156 | 0.107 | 0.109 | 0.236 |
| After aging | 0.107 | 0.064 | 0.042 | 0.047 | 0.106 |
Table 5
| Test event | Tensile strength/MPa | Elongation at break/% | Hardness/Shao A |
| Embodiment 1 | 21.6 | 339 | 65 |
| Embodiment 2 | 21.9 | 345 | 63 |
| Embodiment 3 | 22.4 | 305 | 66 |
| Embodiment 4 | 24.7 | 297 | 68 |
Table 6
| Abrasion/（cm3/1.61km） | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 5 |
| Before aging | 0.109 | 0.127 | 0.121 | 0.154 |
| After aging | 0.072 | 0.080 | 0.083 | 0.066 |
Table 7
| Test event | Tensile strength/MPa | Elongation at break/% | Hardness/Shao A |
| Embodiment 1 | 22.4 | 710 | 69 |
| Embodiment 2 | 23.2 | 617 | 72 |
| Embodiment 3 | 24.3 | 514 | 73 |
| Embodiment 4 | 22.7 | 626 | 75 |
| Embodiment 5 | 24.7 | 640 | 76 |
| Embodiment 6 | 24.1 | 630 | 75 |
| Embodiment 7 | 25.9 | 532 | 72 |
Table 8
| Abrasion/（cm3/1.61km） | Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Embodiment 6 | Embodiment 7 |
| Before aging | 0.164 | 0.203 | 0.126 | 0.253 | 0.139 | 0.173 | 0.201 |
| After aging | 0.143 | 0.126 | 0.103 | 0.158 | 0.097 | 0.059 | 0.034 |
Claims (5)
1. a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate is it is characterised in that methods described includes procedure below：
A. first lead to thin on a mill for NBR for several times, then sequentially add zinc oxide, stearic acid, mixing uniformly adds reinforcement afterwards
Agent, adds plasticizer after mixing, is eventually adding vulcanizing agent and assistant crosslinking agent；Afterwards elastomeric compound is beaten triangle bag 10 times, mix
Close uniform bottom sheet, park 24 hours stand-by；
B. bottom sheet again will be parked after the film back mixing of 24 hours, stay with stand-by；
C. the back mixing glue in step b is put on vulcanizing press and is vulcanized, temperature control, at 160 DEG C, vulcanizes during sulfuration
Instrument measures t10And t90；After arrival time, take out vulcanizate, its natural cooling obtains NBR vulcanizate, for measuring mechanics
Performance.
2. a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate according to claim 1 is it is characterised in that described
Plant the part of NBR abrasion-proof backing block（Mass parts）：100 parts of NBR；DCP 0.2-2.5 part；TAIC 0.4-2.0 part；Age resistor
0-2.0 part；Reinforcing agent 0-65 part；LNBR 0-7.0 part.
3. a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate according to claim 1 is it is characterised in that described
It is improved using reactive anti-deteriorant and uses temperature, NBR rubber lining is improved using LNBR and variety classes carbon black and proportioning
The wearability of plate.
4. a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate according to claim 1 is it is characterised in that described
Reinforcing agent is super abrasion furnace black（N115）, medium super abrasion furnace black（N220）, new technology high structure intermediate super abrasion furnace black（N234）, high
Abrasion furnace blacks（N330）Or fast extruding furnace black（N550）, or the combination of this several carbon black.
5. a kind of preparation method of high temperature resistant, wear-resisting NBR rubber liner plate according to claim 1 is it is characterised in that described
Vulcanizing system is peroxide vulcanizing system, and coordinates assistant crosslinking agent TAIC to use.
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