CN106146924A - A kind of high performance vehicle creeper tread coating compound and preparation method thereof - Google Patents
A kind of high performance vehicle creeper tread coating compound and preparation method thereof Download PDFInfo
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- CN106146924A CN106146924A CN201610538879.4A CN201610538879A CN106146924A CN 106146924 A CN106146924 A CN 106146924A CN 201610538879 A CN201610538879 A CN 201610538879A CN 106146924 A CN106146924 A CN 106146924A
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- agent
- coating compound
- superactivity
- creeper tread
- white carbon
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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
- C08L7/00—Compositions of natural rubber
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7461—Combinations of dissimilar mixers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
- B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
- B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
-
- 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
-
- 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
- C08L9/06—Copolymers with styrene
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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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention relates to a kind of high performance vehicle creeper tread coating compound, the mass percent scope of its component and each component is: base material 45% 55%, superactivity white carbon system 5% 8%, anti tear agent 1% 2%, reinforcing agent 30% 40%, age resistor 1% 3%, activating agent 2% 4%, vulcanizing system 1% 3%；The present invention discloses the preparation method of a kind of high performance vehicle creeper tread coating compound, optimum organization by coating compound formula, can be on the premise of not affecting sizing material wearability, improve the strength and extension property of sizing material, tear resistance, heatproof air aging performance, resistance to subdue destructive characteristics and resilience, and improve the performance that grasps of the cementability between sizing material and metal and road pavement, solve vehicle track plate in prior art cover glue excessive wear, collapse flower, fall block, explosion and with the problem such as metal unsticking.
Description
Technical field
The invention belongs to caterpillar behavioral system creeper tread and cover glue technical field of rubber material, be specifically related to a kind of high
Performance vehicle creeper tread coating compound and preparation method thereof.
Background technology
Military tanks, panzer and engineering machinery, building machinery, Transport Machinery, agricultural machinery, graden machine contour
Can belong to crawler-type work vehicle by vehicle, the creeper tread of caterpillar covers glue and usually faces sandstone, earth, beach, mountain region
Etc. the work condition environment of various harshnesses, to adapt to high and cold, hot and humid, mountain region, plateau, desert, seabeach and rice field etc. severe simultaneously
Landform and weather conditions, easily wear and tear and destroy, show excessive wear, collapse flower, fall block, explosion and ask with metal unsticking etc.
Topic, the intensity of sizing material, tear resistance, resilience, wearability, the performance such as ageing-resistant are had higher requirement by this.Therefore, carry
High creeper tread covers the serviceability of glue and is enhancing defense force, improves the key of equipment service life.
In the prior art, high performance vehicle creeper tread coating compound typically uses natural rubber or butadiene-styrene rubber to make.
Natural rubber (NR) generally refers to, by the biosynthetic latex of rubber tree, gather the processed macromolecular elastomer made,
NR typically contains the polyisoprene (rubber hydrocarbon) 92%～97% of cis Isosorbide-5-Nitrae addition structure, possibly together with a small amount of protein, fat
Acid, inorganic salt, moisture etc., its exemplary chemical structures formula is:
The molecular structure of natural rubber determines its crystallinity, non-polar character and from reinforcing.Fact proved, natural rubber
After reinforcement, intensity is the highest, has the advantages such as good springiness, heat is low, mechanical strength is high, wearability is good, flexible resistance is excellent,
Caterpillar creeper tread cover glue development and produce in occupation of critical role.
Butadiene-styrene rubber (SBR) belongs to the unsaturated non-polar rubber of a kind of synthetic, is butadiene and cinnamic rubber
Gluey copolymer, structural formula is:
Wherein, butadiene segment give the excellent resilience of butadiene-styrene rubber, resistance to subdue, the performance such as low temperature, styrene segment gives fourth
The excellent media-resistant of benzene rubber, the performance such as wear-resisting, high temperature resistant, ageing-resistant.
Natural rubber and butadiene-styrene rubber are blended in certain proportion and performance each other can be made to obtain complementation, obtain preferably
Combination property, conventional compounding process and compounding ingredient can not meet increasingly harsh creeper tread and cover glue manufacture and performance requirement.
Summary of the invention
For solving the technical problem of existing existence, the present invention provides a kind of high performance vehicle creeper tread coating compound and system thereof
Preparation Method, by the optimum organization of coating compound formula, can improve stretching by force of sizing material on the premise of not affecting sizing material wearability
Performance, tear resistance, heatproof air aging performance, resistance to subdue destructive characteristics and resilience, and improve between sizing material and metal
Cementability and road pavement grasp performance, solve vehicle track plate in prior art and cover glue excessive wear, collapse flower, fall block, explosion
And with the problems such as metal unsticking.
For reaching above-mentioned purpose, the technical scheme is that
A kind of high performance vehicle creeper tread coating compound, its component includes: base material, superactivity white carbon system, anti tear agent, benefit
Strong agent, age resistor, activating agent, vulcanizing system；
The mass percent scope of each component is:
Base material 45%-55%
Superactivity white carbon system 5%-8%
Anti tear agent 1%-2%
Reinforcing agent 30%-40%
Age resistor 1%-3%
Activating agent 2%-4%
Vulcanizing system 1%-3%
Said components percentage ratio sum is 100%.
The mass percent of each component is:
Base material 53.5%
Superactivity white carbon system 6.95%
Anti tear agent 1.60%
Reinforcing agent 32.09%
Age resistor 2.14%
Activating agent 2.14%
Vulcanizing system 1.60%
Said components percentage ratio sum is 100%.
Described base material includes natural rubber and butadiene-styrene rubber；
Described superactivity white carbon system includes superactivity precipitated silica, silane coupler and high molecular weight fatty acid zinc
Soap mixture；
Described anti tear agent includes thermoplastic phenolic class anti tear resin；
Described reinforcing agent includes furnace black N234；
Described age resistor includes 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, N-(1,3-dimethylbutyl)-N '-
Diphenyl-para-phenylene diamine and microwax；
Described activating agent includes zinc oxide and stearic acid；
Described vulcanizing system includes insoluble sulfuy and N cyclohexyl 2 benzothiazole sulfenamide.
Described silane coupler is made up of the HAF white carbon black of the Si69 and 50% of 50%.
The preparation method of a kind of high performance vehicle creeper tread coating compound, comprises the following steps:
Step one: use banbury, adds 60 parts of natural rubbers at a temperature of the banbury of 140 DEG C～150 DEG C, plasticates 1 minute；
Step 2: add 40 parts of butadiene-styrene rubber in banbury and carry out mixing glue mixing 1 minute, be 140 DEG C～160 in banbury temperature
It is sequentially added into the reinforcing agent of half amount, superactivity white carbon system, anti tear agent, age resistor, activating agent at DEG C, adds another
The reinforcing agent of half amount, in banbury mixing 4～6 minutes to uniformly, at two-roll mill fluctuating plate, be placed in cooling water and cool down
To not higher than 50 DEG C, room temperature park 24h, form mixing rubber master batch；
Described reinforcing agent is 60 parts of furnace black N234；
Described superactivity white carbon system includes 10 parts of superactivity precipitated silicas, is made up of 1 part of Si69 and 1 part of HAF white carbon black
Silane coupler and 1 part of high molecular weight fatty acid zinc soap mixture；Described anti tear agent is 3 parts of thermoplastic phenolic class anti tear
Resin；Described age resistor includes 2 parts of N-(1,3-dimethylbutyls)-N '-diphenyl-para-phenylene diamine, 1 part 2,2,4-trimethyl-1,2-
Dihyaroquinoline polymer and 1 part of microwax；Described activating agent is 3 parts of zinc oxide and 1 part of stearic acid；
Step 3: use mill, makes mixing rubber master batch bag roller prepared by step 2 under the roller temperature of 50 DEG C～60 DEG C, adds sulfuration
System, and carry out thin logical back mixing；
Described vulcanizing system includes 2 parts of insoluble sulfuy and 1 part of N cyclohexyl 2 benzothiazole sulfenamide；
Step 4: after bottom sheet parks 24 hours, with vulcanizing press at sulfide stress 12MPa, under the conditions of 151 DEG C, height is made in sulfuration
Performance vehicle creeper tread coating compound.
The invention has the beneficial effects as follows:
1. the present invention uses condition, by natural according to endless-track vehicle creeper tread coating compound performance requirement and harsh operating mode
Rubber and the also use of butadiene-styrene rubber, coordinate superactivity white carbon system, anti tear agent, reinforcing agent, age resistor and activating agent, sulfuration
The high-performance creeper tread coating compound of the design of materials such as system.This sizing material is superactivity white carbon system and reinforcement in applying working condition
Compound chemically and physically crosslinking is defined between agent N234 and base material；Change between thermoplastic phenolic class anti tear resin and base material
Learn crosslinking, in strand, introduce phenolic chemical group, improve tear resistance；Age resistor N-(1,3-dimethyl butyrate
Base)-N '-diphenyl-para-phenylene diamine and 2,2,4-trimethyl-1,2-dihyaroquinoline polymer is then due to the most right
The seizure of rubber internal free radical produced during using and the termination ability of radical reaction, improve the heat-resisting oxygen of sizing material
Ageing properties；Microwax then forms further physical protection by forming sizing material surface wax coat to sizing material；Insoluble sulfur
Huang improves the shortcomings such as common sulfur is easily moved out, heat-resisting quantity is the best.The above measure all makes sizing material define more effectively, more
Spacial framework and protection closely, thus reach to promote the purpose of creeper tread coating compound performance.
2. the present invention improves the performance indications of creeper tread coating compound, makes sizing material 75 ± 3 degree of (Shao A) hardness levels
Under, on the premise of sizing material 200% stretching strength is maintained at not less than 9MPa, hot strength brings up to 23MPa；Elongation rate of tensile failure carries
High to 453%；Angle tear strength brings up to 114 kN/m, and scarfing circular tear (crescent tear) brings up to 111 kN/m；Deflect
Be full of cracks is brought up to 177000 times by 87000 times；Other corresponding performances such as wearability, the property such as bonding between resilience and metal
Can there is raising in various degree, improve the combination property of sizing material on the whole.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is further detailed:
A kind of high performance vehicle creeper tread coating compound, its component includes: base material, superactivity white carbon system, anti tear agent, benefit
Strong agent, age resistor, activating agent, vulcanizing system；
The mass percent scope of each component is:
Base material 45%-55%
Superactivity white carbon system 5%-8%
Anti tear agent 1%-2%
Reinforcing agent 30%-40%
Age resistor 1%-3%
Activating agent 2%-4%
Vulcanizing system 1%-3%
Said components percentage ratio sum is 100%.
Preferably, the mass percent of each component is:
Base material 53.5%
Superactivity white carbon system 6.95%
Anti tear agent 1.60%
Reinforcing agent 32.09%
Age resistor 2.14%
Activating agent 2.14%
Vulcanizing system 1.60%
Said components percentage ratio sum is 100%.
Described base material includes natural rubber and butadiene-styrene rubber；
Described superactivity white carbon system includes superactivity precipitated silica, silane coupler and high molecular weight fatty acid zinc
Soap mixture；Described silane coupler is made up of the HAF white carbon black of the Si69 and 50% of 50%；
Described anti tear agent includes thermoplastic phenolic class anti tear resin；
Described reinforcing agent includes furnace black N234；
Described age resistor includes 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, N-(1,3-dimethylbutyl)-N '-
Diphenyl-para-phenylene diamine and microwax；
Described activating agent includes zinc oxide and stearic acid；
Described vulcanizing system includes insoluble sulfuy and N cyclohexyl 2 benzothiazole sulfenamide.
An embodiment of of the present invention preparation method be described below:
1. use the banbury of 55 liters, put into 15kg natural rubber, plasticate 1 minute at roller temperature 140 DEG C～150 DEG C；
2. 10kg butadiene-styrene rubber is put into mixing 1 minute to banbury；Then, under the conditions of 140 DEG C～160 DEG C, put into successively about
7.5kg furnace black N234,2.5kg superactivity precipitated silica, 500g silane coupler and 250g high molecular weight fatty acid
Zinc soap mixture, 750g thermoplastic phenolic class anti tear resin, 500g N-(1,3-dimethylbutyl)-N '-phenyl is to benzene two
Amine, 250g 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, 250g microwax, 750g zinc oxide, 250g stearic acid,
Remaining 7.5kg furnace black N234, discharge after mixing 4～6 minutes, and at 18 cun of two-roll mill fluctuating plates, go out into 8～
The film that 10mm is thick, is placed in cooling water being cooled to not higher than 50 DEG C, takes out, be placed under natural environment and park from cooling water
24 hours, form mixing rubber master batch；
3. use mill, make mixing rubber master batch bag roller, and add 500g insoluble sulfuy, 250g N-cyclohexyl-2-[4-morpholinodithio
Sulfenamide, rear mixing bottom sheet, go out into the thick film of 8～10 mm, controlling roller temperature is 50～60 DEG C, time 8～10 points
Clock；
4. with vulcanizing press at sulfide stress 12MPa, vulcanizing the corresponding time under the conditions of 151 DEG C makes the test specimens of corresponding performance
Product.
The high-performance creeper tread coating compound performance test experiment prepared through said method is as follows:
The present invention improves the performance indications of creeper tread coating compound, make sizing material under 75 ± 3 degree of (Shao A) hardness levels, at glue
On the premise of expecting that 200% stretching strength is maintained at not less than 9MPa, hot strength brings up to 23MPa；Elongation rate of tensile failure brings up to
453%；Angle tear strength brings up to 114 kN/m, and scarfing circular tear (crescent tear) brings up to 111 kN/m；Bending deflects
Be full of cracks is brought up to 177000 times by 87000 times；Other corresponding performances such as wearability, the property such as bonding between resilience and metal
Can there is raising in various degree, improve the combination property of sizing material on the whole.
Present disclosure is not limited to cited by embodiment, and those of ordinary skill in the art are by reading description of the invention
And the conversion of any equivalence that technical solution of the present invention is taked, the claim being the present invention is contained.
Claims (5)
1. a high performance vehicle creeper tread coating compound, it is characterised in that:
Its component includes: base material, superactivity white carbon system, anti tear agent, reinforcing agent, age resistor, activating agent, vulcanizing system；
The mass percent scope of each component is:
Base material 45%-55%
Superactivity white carbon system 5%-8%
Anti tear agent 1%-2%
Reinforcing agent 30%-40%
Age resistor 1%-3%
Activating agent 2%-4%
Vulcanizing system 1%-3%
Said components percentage ratio sum is 100%.
High performance vehicle creeper tread coating compound the most according to claim 1, it is characterised in that:
The mass percent of each component is:
Base material 53.5%
Superactivity white carbon system 6.95%
Anti tear agent 1.60%
Reinforcing agent 32.09%
Age resistor 2.14%
Activating agent 2.14%
Vulcanizing system 1.60%
Said components percentage ratio sum is 100%.
3. according to the high performance vehicle creeper tread coating compound described in claims 2, it is characterised in that:
Described base material includes natural rubber and butadiene-styrene rubber；
Described superactivity white carbon system includes superactivity precipitated silica, silane coupler and high molecular weight fatty acid zinc
Soap mixture；
Described anti tear agent includes thermoplastic phenolic class anti tear resin；
Described reinforcing agent includes furnace black N234；
Described age resistor includes 2,2,4-trimethyl-1,2-dihyaroquinoline polymer, N-(1,3-dimethylbutyl)-N '-
Diphenyl-para-phenylene diamine and microwax；
Described activating agent includes zinc oxide and stearic acid；
Described vulcanizing system includes insoluble sulfuy and N cyclohexyl 2 benzothiazole sulfenamide.
4. according to the high performance vehicle creeper tread coating compound described in claims 3, it is characterised in that:
Described silane coupler is made up of the HAF white carbon black of the Si69 and 50% of 50%.
5. the preparation method of a high performance vehicle creeper tread coating compound, it is characterised in that:
Comprise the following steps:
Step one: use banbury, adds 60 parts of natural rubbers at a temperature of the banbury of 140 DEG C～150 DEG C, plasticates 1 minute；
Step 2: add 40 parts of butadiene-styrene rubber in banbury and carry out mixing glue mixing 1 minute, be 140 DEG C～160 in banbury temperature
It is sequentially added into the reinforcing agent of half amount, superactivity white carbon system, anti tear agent, age resistor, activating agent at DEG C, adds another
The reinforcing agent of half amount, in banbury mixing 4～6 minutes to uniformly, at two-roll mill fluctuating plate, be placed in cooling water and cool down
To not higher than 50 DEG C, room temperature park 24h, form mixing rubber master batch；
Described reinforcing agent is 60 parts of furnace black N234；
Described superactivity white carbon system includes 10 parts of superactivity precipitated silicas, is made up of 1 part of Si69 and 1 part of HAF white carbon black
Silane coupler and 1 part of high molecular weight fatty acid zinc soap mixture；Described anti tear agent is 3 parts of thermoplastic phenolic class anti tear
Resin；Described age resistor includes 2 parts of N-(1,3-dimethylbutyls)-N '-diphenyl-para-phenylene diamine, 1 part 2,2,4-trimethyl-1,2-
Dihyaroquinoline polymer and 1 part of microwax；Described activating agent is 3 parts of zinc oxide and 1 part of stearic acid；
Step 3: use mill, makes mixing rubber master batch bag roller prepared by step 2 under the roller temperature of 50 DEG C～60 DEG C, adds sulfuration
System, and carry out thin logical back mixing；
Described vulcanizing system includes 2 parts of insoluble sulfuy and 1 part of N cyclohexyl 2 benzothiazole sulfenamide；
Step 4: after bottom sheet parks 24 hours, with vulcanizing press at sulfide stress 12MPa, under the conditions of 151 DEG C, height is made in sulfuration
Performance vehicle creeper tread coating compound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610538879.4A CN106146924A (en) | 2016-07-11 | 2016-07-11 | A kind of high performance vehicle creeper tread coating compound and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610538879.4A CN106146924A (en) | 2016-07-11 | 2016-07-11 | A kind of high performance vehicle creeper tread coating compound and preparation method thereof |
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| CN106146924A true CN106146924A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610538879.4A Pending CN106146924A (en) | 2016-07-11 | 2016-07-11 | A kind of high performance vehicle creeper tread coating compound and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109485887A (en) * | 2018-10-11 | 2019-03-19 | 济南天齐特种平带有限公司 | A kind of anticorrosive anti-wear roller foreskin |
| CN109575375A (en) * | 2018-12-18 | 2019-04-05 | 太仓冠联高分子材料有限公司 | A kind of rubber belt track rubber material and preparation method thereof |
| CN112140668A (en) * | 2020-08-27 | 2020-12-29 | 山东非金属材料研究所 | High-bearing composite rubber-coated creeper tread rubber liner and preparation method thereof |
| CN112300452A (en) * | 2020-11-06 | 2021-02-02 | 中国人民解放军陆军装甲兵学院士官学校 | High-performance composite rubber material for track skim coating and preparation method thereof |
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| CN104356442A (en) * | 2014-11-20 | 2015-02-18 | 三角轮胎股份有限公司 | Articulated truck tire tread rubber composition and preparation method thereof |
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| CN104356442A (en) * | 2014-11-20 | 2015-02-18 | 三角轮胎股份有限公司 | Articulated truck tire tread rubber composition and preparation method thereof |
| CN104558704A (en) * | 2014-12-24 | 2015-04-29 | 青岛双星轮胎工业有限公司 | Rubber composition for treads of prick resistant loading radial tires |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109485887A (en) * | 2018-10-11 | 2019-03-19 | 济南天齐特种平带有限公司 | A kind of anticorrosive anti-wear roller foreskin |
| CN109485887B (en) * | 2018-10-11 | 2021-06-22 | 济南天齐特种平带有限公司 | Corrosion-resistant wear-resistant roller sheath |
| CN109575375A (en) * | 2018-12-18 | 2019-04-05 | 太仓冠联高分子材料有限公司 | A kind of rubber belt track rubber material and preparation method thereof |
| CN112140668A (en) * | 2020-08-27 | 2020-12-29 | 山东非金属材料研究所 | High-bearing composite rubber-coated creeper tread rubber liner and preparation method thereof |
| CN112300452A (en) * | 2020-11-06 | 2021-02-02 | 中国人民解放军陆军装甲兵学院士官学校 | High-performance composite rubber material for track skim coating and preparation method thereof |
| CN112300452B (en) * | 2020-11-06 | 2021-05-18 | 中国人民解放军陆军装甲兵学院士官学校 | High-performance composite rubber material for track skim coating and preparation method thereof |
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