CN104327315B - A kind of application of rubber masterbatch prepared by continuous way in car tire base rubber - Google Patents
A kind of application of rubber masterbatch prepared by continuous way in car tire base rubber Download PDFInfo
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- CN104327315B CN104327315B CN201410608648.7A CN201410608648A CN104327315B CN 104327315 B CN104327315 B CN 104327315B CN 201410608648 A CN201410608648 A CN 201410608648A CN 104327315 B CN104327315 B CN 104327315B
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C1/00—Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition
- B60C1/0016—Compositions of the tread
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2407/00—Characterised by the use of natural rubber
Abstract
The present invention relates to a kind of application of rubber masterbatch of continuous way preparation in car tire base rubber, which comprises the steps of：A) in rubber solutions, add filler, mixing after being uniformly dispersed, to inject cohesion in knockoutss, then desolventizing be dried to obtain rubber masterbatch；B) rubber masterbatch is added in banbury, adds vulcanizing agent and accelerator, after mix homogeneously, obtain car tire base portion elastomeric compound；C) car tire base portion elastomeric compound is vulcanized under conditions of vulcanization, is obtained car tire base portion vulcanizate；Addition of the above-mentioned steps also including additive, additive addition in step a) and/or step b)；Additive includes one or more of coupling agent, age resistor, activating agent, oil and tackifying resin.
Description
Technical field
The present invention relates to rubber for tire sizing material production field, the rubber masterbatch for more particularly to preparing containing a kind of continuous way exists
Application of the preparation and the base rubber in car tire base rubber in tyres for passenger cars.
Background technology
In tire base glue preparation process, it is to use by the conventional approach that the filler and additive in formula is mixed in rubber
Large-scale mixing facilities, such as banbury, masticator and opening rubber mixing machine etc., by powder or liquid filler and addition
Agent is mixed in solid rubber.This kind of technique mixing time length, power consumption are high, dust is more and bad dispersibility, the degree of scatter of filler
The interaction of filler and polymer is decide directly, so as to affect the hysteretic properties of tire base glue, therefore filler dispersion
The mechanical property and tire product quality that make base rubber vulcanizate are very restricted by difference.
In recent years, application of the masterbatch that prepared by related liquid phase mixing in tire production, in some documents and patent
In be described.Application of the wet masterbatch rubber composition in tire is refer in CN102414270A, is related in this patent
And wet method rubber master batch preparation technology be to prepare respectively：A, nebulousurine shape rubber chemical drugss dispersion liquid (age resistor, wax, stearic acid
With at least one in resin), B, rubber latex, C, filler serosity, then by wherein prepare two kinds of liquid mixing after, then with
Another kind of liquid mixing, this kind of complicated process of preparation need to be manufactured separately nebulousurine shape rubber chemical drugss dispersion liquid, and therein
Chemical drugss kind is restricted, at least one being only mentioned in age resistor, wax, stearic acid and resin.
Be referred in CN102766283A a kind of base rubber sizing material of the latex mixture of white carbon containing solution dispersion and preparation method thereof and
Using the wet method rubber master batch mentioned in this patent is referred to：By filler used a small amount of in tire base rubber formula and be that white carbon and silane are pre-
First carry out mixing Jing solidifications, dehydration, rubber master batch obtained in washing with a small amount of rubber latex used in formula, prepare in base portion sizing material
Process have passed through section of plasticating, one section of mixing, supplement mixing two-stage nitration, adds sulfur totally four sections of mixings, the wet method rubber master batch referred in this patent
White carbon has been carried out pre-dispersed, white carbon can have been made to disperse in sizing material more uniform, but this kind of wet method rubber master batch packing variety and
Content is restricted, and the calendering process of base portion sizing material is not simplified.《Tire industry》On the second phase in 2005
Deliver《Application of the liquid-phase mixing NR/ carbon black composite material in base rubber》, in this document, it is referred to NR/ carbon black composite materials
(CEC) application, relate to the mixing of CEC one-stage processes and the mixing of CEC two-phase methods, masterbatching need to be added to use in this mixing process in document
Medicine and eventually refining medicine, the NR/ carbon black composite materials referred in this document are Cabot Co., Ltd of U.S. Heveatex and charcoal
Heisui River slurry is obtained using the technique that liquid phase continuously manufactures natural gum/carbonblack master batch, and this liquid phase continuous mixing prepares rubber/fill out
The method of material masterbatch simplifies rubber mixing technique, mixing time, reduces energy consumption and artificial, but rubber used in prepared by rubber master batch
Glue, packing variety and content are restricted, and the additive such as rubber master batch medicine still needs to add in base portion sizing material mixing process.
The content of the invention
For problem of the prior art, first purpose of the present invention is to provide and a kind of prepares containing method for continuously producing
The car tire base rubber sizing material of rubber masterbatch, after the rubber vulcanization, filler dispersion is high, and heat is reduced.Second of the present invention
Purpose is to provide the preparation method of the base rubber sizing material of the above-mentioned rubber masterbatch prepared containing method for continuously producing, using the system
Preparation Method can simplify rubber mixing technique, shorten mixing time, reducing energy consumption and artificial, and third object of the present invention is to provide above-mentioned
Application of the base rubber in tyres for passenger cars.
Employ in the present invention continuous way prepare the manufacturing process of rubber masterbatch prepare tyres for passenger cars base rubber and
Tire, compares with base rubber with traditional dry method calendering process, and this method improves dispersion of the filler in rubber size, reduces
Mixing step, solves filler mixing and is difficult scattered problem, and the base rubber prepared using the method is in filler dispersion, mechanics
The aspects such as performance, low-heat-generation are all very superior, after being applied in tire using tire base glue prepared by this method, its end properties
On the premise of tire basic security performance is ensured, the rolling resistance of tire is reduced.
The application of rubber masterbatch prepared by a kind of continuous way of the present invention in car tire base rubber is comprised the steps of：
A) in rubber solutions, add filler, mixing after being uniformly dispersed, to inject cohesion in knockoutss, then desolventizing be dried to obtain rubber
Glue masterbatch；B) rubber masterbatch is added in banbury, adds vulcanizing agent and accelerator, after mix homogeneously, obtain car tire
Base portion elastomeric compound；C) car tire base portion elastomeric compound is vulcanized under conditions of vulcanization, is obtained car tire base portion vulcanizate；It is above-mentioned
Addition of the step also including additive, additive addition in step a) and/or step b)；Additive includes coupling agent, prevents old
One or more of agent, activating agent, oil and tackifying resin.
Used as preferably, said method is comprised the steps of：
A) in rubber solutions, age resistor, white carbon black is added or age resistor, white carbon black, white carbon and coupling agent is added, mixing
Cohesion in knockoutss is injected after being uniformly dispersed, then desolventizing rubber masterbatch is dried to obtain；
B) rubber masterbatch is added in banbury, adds age resistor, activating agent and tackifying resin or add anti-old
Agent, activating agent, oil and tackifying resin, are subsequently adding vulcanizing agent and accelerator, and car tire base portion elastomeric compound is obtained after mix homogeneously；
C) car tire base portion elastomeric compound is vulcanized under conditions of vulcanization, is obtained car tire base portion vulcanizate.
As preferably：Age resistor, activating agent and tackifying resin in step b) or add age resistor, activating agent,
Oil and tackifying resin are added in step a).
Rubber solutions of the present invention are directly obtained in solution polymerized rubber production line from preparing, or any kind of will be done
Glue dissolves preparation in the good solvent of the rubber.When wherein preparing rubber solutions with dry glue, the dry glue be natural polymer or
Synthetic polymer, the natural polymer include at least one of natural gum, gutta-percha, guayule, and the synthetic polymer is
Monomer is polymerized gained in the solution, obtained by monomer is polymerized in emulsion or obtained by monomer body is polymerized.Wherein described rubber
Rubber in solution be natural rubber, polybutadiene rubber, polyisoprene rubber, in styrene-butadiene rubber one
Kind or it is various be used in combination, wherein in rubber solutions rubber consumption be 100 weight portions, wherein the consumption of natural rubber 50 weight portions with
Under.
The present invention preparation method the step of a) using rubber masterbatch method for continuously producing, the method specifically include as
Lower step：
Step 1)：Filler is added in rubber solutions, rubber/filler/solvent mixture is formed by stirring；
Step 2)：By step 1) in rubber/filler/solvent mixture send in knockoutss, and in knockoutss with nitrogen
One or more fluid in gas and water, vapor, filler water slurry and oil contacts and condenses after mixing, and obtains rubber/filler multiple
The mixture of compound and solvent；
Step 3)：Desolvation is simultaneously dried to described mixture, obtains rubber/filler masterbatch.It is wherein optional
The solvent that 3) recycling step is removed, recycles.In step 1) and/or step 2) in optionally addition be selected from for one or more but
It is not limited to the additive of coupling agent, age resistor, activating agent and/or tackifying resin.
Wherein, step 1) can be specially filler is added in rubber solutions, rubber/filler/molten is formed by stirring
Agent composition, and it is further finely divided to the rubber/filler/solvent mixture and smart disperse to improve filler in rubber solutions
In degree of scatter.
It is described finely divided to implement in the following way：Mixture obtained by above-mentioned stirring is existed by a nozzle
Spray in the case of high pressure high shear, to improve the dispersion of filler and/or additive；Then above-mentioned ejecta is made to pass through one again
Many swan necks make mixed liquor that the dispersibility for increasing filler and/or additive is clashed in Guan Zhongyu tube walls；Or make ejecta pass through one
The pipeline of the multiple folding and unfolding change of individual bore increases the dispersion of filler and/or additive to convert shear stress.Pressure used
Scope from 0.5MPa to 60MPa, preferred 10MPa to 40MPa.
The described finely divided rear mixture for being formed can also further be improved filler and/or be added by following essence dispersions
Plus dispersion of the agent in rubber solutions：
I. by it is described it is finely divided after mixture be continuously added to ball mill and/or colloid mill in disperseed, make filler
And/or additive is uniformly dispersed in rubber solutions；
Ii. by it is described it is finely divided after mixture be added continuously to be ground in grinder so as to filler and/or add
Plus agent is well dispersed in rubber solutions, the grinder has the plane mill of one or more groups of high-speed rotations and is fixed on grinding
On mantle cylinder and the fixing pin alternate with plane mill or price fixing.
Iii. by it is described it is finely divided after mixture be added continuously to be ground in grinder, the grinder have turn
Dynamic two blades in opposite direction, the blade have pore chute, and the blade that can pass through rotation under high pressure improves filler
And/or degree of scatter of the additive in rubber solutions., from 0.5MPa to 60MPa, preferred 10MPa is extremely for pressure limit used
40MPa。
Iv. by it is described it is finely divided after mixture be continuously added in multi-layer high-voltage slit dispersion machine, make mixture
Extrude from slit between two-layer under high pressure, the Strong shear power for now producing can improve filler and/or additive is molten in rubber
Degree of scatter in liquid.Pressure limit used from 0.5MPa to 60MPa, preferred 10MPa to 40MPa.
V. by it is described it is finely divided after mixture be continuously added to be disperseed in power decentralized device, the power point
Have many radially-arranged slits or a hole on the rotor of the high speed rotation of scattered device, mixture with high-speed impact on stator surface with
Filler and/or additive is made to be evenly dispersed in rubber solutions.
Two or more of above-mentioned five kinds of finely divided methods can be serially connected use.
The solvent of rubber of the present invention is the good solvent of various rubber, and solvent includes that aliphatic solvent, aromatic hydrocarbon are molten
At least one of agent, chlorinated hydrocarbon solvent, ketones solvent, ether solvent and esters solvent, the aliphatic solvent include gasoline, ring
Alkane, replace cycloalkane, at least one of normal alkane, the aromatic hydrocarbon solvent include benzene,toluene,xylene, it is cinnamic extremely
Few one kind, the chlorinated hydrocarbon solvent include dichloromethane, chloroform, carbon tetrachloride, dichloroethanes, chlorobenzene, tetrachloroethylene, chlorine
At least one of toluene.Rubber concentration range in the solution is 1 weight % to 60 weight %, and preferably 5 weight % are to 40 weights
Amount %, more preferably 10 weight % are to 30 weight %.The age resistor includes that amines antioxidants, quinoline type antioxidant, phenols are anti-old
One or more in agent and protection wax is used in combination, and amines antioxidants includes p-phenylenediamine class, the preferred age resistor of amines antioxidants
4020th, the preferred anti-aging agent RD of quinoline type antioxidant, the preferred antioxidant 264 of phenol antiager, the consumption of age resistor is 0.2 to 11 weight
Amount part, preferably 1 to 9 weight portion.Described activating agent includes Zinc Oxide and stearic at least one, and the consumption of activating agent is
0.5 to 10 weight portion, preferably 1 to 7 weight portion.The tackifying resin includes rosin resin, tall oil, terpene resin, oil tree
One or more in fat, alkyl phenolic resin is used in combination, and the consumption of tackifying resin is 0 to 6.0 weight portion, preferably 0.2 to 4.5 weight
Amount part.Described filler includes at least one of white carbon and/or white carbon black and other fine particle fillers.The consumption of described filler is 20
To 120 weight portions, the wherein consumption of white carbon is 0 to 120 weight portion, preferably 10 to 80 weight portions, the consumption of white carbon black be 0 to
120 weight portions, preferably 10 to 70 weight portions.The specific surface area of the white carbon black is 4 to 300m2/ g, preferably 30 to 200m2/ g, it is described
The oil factor of white carbon black be 20 to 250ml/100g, preferably 25 to 200ml/100g, more preferably 30 to 150ml/100g.The Linesless charcoal
Black specific surface area is 10 to 500m2/ g, preferably 15 to 300m2/ g, more preferably 30 to 250m2/ g, the oil factor of the white carbon
For 20 to 350ml/100g, more preferably preferably 25 to 300ml/100g, 30 to 290ml/100g.
The vulcanizing agent includes one or more in sulfur, sulfur donor and peroxide being used in combination, the consumption of vulcanizing agent
For 0.2 to 5 weight portion, preferably 0.5 to 3 weight portion.The accelerator includes thiazoless, sulfenamide, thiurams, amino
One or more in formiate and hexichol guanidines is used in combination, wherein thiazole accelerator such as altax, secondary sulphonyl
Amine promoter such as accelerant CZ, accelerator NS, thuriam acceserator such as TMTD, Carbamates accelerator such as accelerator
PX, hexichol guanidines such as diphenylguanidine PG, the consumption of accelerator is 0.2 to 5 weight portion, preferably 0.5 to 3 weight portion.It is described
Coupling agent include double (triethoxy propyl silane) tetrasulfides and disulphide, 3- thiocyanogen propyl-triethoxysilanes,
One or more in γ-mercapto propyl-trimethoxysilane, zirconium ester coupling agent, titanate coupling agent and nitro coupling agent is simultaneously
With.
Using the preparation method of this kind of tire base glue, the calendering process of sizing material is simplified, reduce the labor of rubber compounding
Fatigue resistance.The dispersion of filler in sizing material is improved simultaneously, improves the interaction of filler and polymer, so as to improve tire
The hysteretic properties of base rubber, reduces heat, while strength and extension property also increases.In terms of tire end properties, protecting
On the premise of card tire basic security performance, the rolling resistance of tire is reduced.
Specific embodiment
The present invention is further described with embodiment below, but the scope of the present invention is not restricted by the embodiments.
(1) embodiment uses following instrument and equipment and assay method to determine：
Instrument and equipment prepared by 1 rubber sample of table
| Sequence number | Device name | Specifications and models | Manufacturer |
| 1 | Banbury | XSM-1/10-120 | Shanghai Kechuang rubber and plastics machine equipment company limited |
| 2 | Mill | 152.5*320 | Zhanjiang Machine Factory, Guangdong Prov. |
| 3 | Vulcanizing press | XLB-D600*600 | Zhejiang Huzhou east Machinery Co., Ltd. |
The method of testing and instrument of 2 properties of rubber of table
The method of testing and equipment of 3 tire end properties of table
(2) embodiment and comparative example
Raw material：
Natural rubber, SMR20；SENG HIN RUBBER (M) SDN BHD (Cheng Xing)；
White carbon, Newsil HD115MP, Q ＆ C Silicon Chemical Co., Ltd.；
White carbon black, N550, Cabot (China) Investment Co., Ltd (Tianjin factory)；
Indirect process zinc oxide, Dalian Zinc Oxide factory；
Stearic acid, PF1808, Malaysia found into company limited；
Antioxidant 4020, Flexsys companies；
Antioxidant 264, Huangyan, Zhejiang East Zhejiang province rubber chemicals company limited；
Anti-aging agent RD, Nanjing Chemical Industry Co., Ltd., SINOPEC chemical plant；
Tackifying resin T5600, Sheng Laike specialization work (Shanghai) Co., Ltd.；
Silane coupler Si69, NanJing Shuguang Chemical Group Co., Ltd.；
Accelerator NS, Shandong Sunsine Chemical Co., Ltd.；
Insoluble sulfuy HD OT20, Flexsys companies；
Described in following examples and comparative example, number is weight portion.
Comparative example 1
In banbury, by 55 parts of white carbon blacks, it is added in 100 parts of natural rubber and is kneaded, kneads certain hour, plus
Enter 5 parts of Zinc Oxide, 2 parts of stearic acid, 2 parts of antioxidant 4020s, 2 parts of antioxidant 264s, 2 parts of anti-aging agent RDs, 2 parts of tackifying resins
T5600, elastomeric compound are kneaded after adding 2 parts of accelerator NSs, 2 parts of insoluble sulfuy HDOT20 in banbury again after parking 8 hours,
Elastomeric compound is vulcanized to optimum cure under the conditions of 165 DEG C with vulcanizing press after parking 8 hours, and dry pre-sulfiding glue 1 is obtained.With dry
Method base rubber elastomeric compound 1 is obtained tire 195/60R14.
Embodiment 1
55 parts of white carbon blacks, 2 parts of antioxidant 264s are added in the hexane solution of 100 part of 8% natural rubber after mixing,
Cohesion in knockoutss is continuously injected into, desolventizing is sprayed in exsiccator afterwards and is dried to obtain rubber master batch 1.
By rubber master batch 1 be added to banbury it is uniform after, add 5 parts of Zinc Oxide, 2 parts of stearic acid, 2 parts of antioxidant 4020s, 2
Part anti-aging agent RD, 2 parts of tackifying resin T5600, add after parking 8 hours banbury it is uniform after, add 2 parts of accelerator NSs, 2 parts
Knead after insoluble sulfuy HD OT20, elastomeric compound is vulcanized to sulfuric under the conditions of 160 DEG C with vulcanizing press after parking 8 hours
After change, prepared continuous way prepares vulcanizate 1.Base rubber elastomeric compound 1 is prepared with continuous way tire 195/60R14 is obtained.
Embodiment 2
By 55 parts of white carbon blacks, 5 parts of Zinc Oxide, 2 parts of stearic acid, 2 parts of antioxidant 4020s, 2 parts of antioxidant 264s, 2 parts of age resistor
RD, 2 parts of tackifying resin T5600, are added in the hexane solution of 100 part of 8% natural rubber after mixing, are continuously injected into coagulating
Cohesion in poly- device, desolventizing is dried to obtain rubber master batch 2 afterwards.
After adding banbury uniform rubber master batch 2, knead after adding 2 parts of accelerator NSs, 2 parts of insoluble sulfuy HD OT20, mix
Roller bottom sheet is crossed after refining is good, elastomeric compound is vulcanized to optimum cure under the conditions of 160 DEG C with vulcanizing press after parking 8 hours, is made
Obtain continuous way and prepare vulcanizate 2.Base rubber elastomeric compound 2 is prepared with continuous way tire 195/60R14 is obtained.
Comparative example 2
In banbury, 30 parts of white carbon blacks, 25 parts of white carbons, 2 parts of silane couplers are added in 100 parts of natural rubbers
Row mixing, kneads certain hour, adds 5 parts of Zinc Oxide, 2 parts of stearic acid, 2 parts of antioxidant 4020s, 2 parts of anti-aging agent RDs, 2 parts of thickeninies
Resin T5600, after elastomeric compound adds 2 parts of accelerator NSs, 2 parts of insoluble sulfuy HD OT20 after parking 8 hours again in banbury
Mixing, elastomeric compound are vulcanized to optimum cure under the conditions of 160 DEG C with vulcanizing press after parking 8 hours, and dry pre-sulfiding glue is obtained
2.Tire 195/60R14 is obtained with dry method base rubber elastomeric compound 2.
Embodiment 3
30 parts of white carbon blacks, 25 parts of white carbons, 2 parts of silane couplers, 2 parts of antioxidant 264s are added to into 100 part of 8% natural rubber
In the hexane solution of glue after mixing, cohesion in knockoutss is continuously injected into, desolventizing rubber master batch 3 is dried to obtain afterwards.
By rubber master batch 3 be added to banbury it is uniform after, add 5 parts of Zinc Oxide, 2 parts of stearic acid, 2 parts of antioxidant 4020s, 2 parts prevent
Old agent RD, 2 parts of tackifying resin T5600, bottom sheet after kneading, add after parking 8 hours banbury it is uniform after, add 2 parts
Accelerator NS, 2 parts of insoluble sulfuy HD OT20, cross roller bottom sheet after kneading, elastomeric compound uses compression molding after parking 8 hours
Machine vulcanizes to optimum cure under the conditions of 160 DEG C, and prepared continuous way prepares vulcanizate 3.Base rubber elastomeric compound 3 is prepared with continuous way
Prepared tire 195/60R14.
4 dry method of table and continuous way prepare test performance (the NR/ white carbon black N550 of base rubber vulcanizate:100/55 formula system)
5 dry method of table and continuous way prepare base rubber elastomeric compound and prepare tyre performance test (NR/ white carbon black N550:100/55 matches somebody with somebody
Cube system)
6 dry method of table and continuous way prepare test performance (the NR/ white carbon blacks/white carbon of base rubber vulcanizate:100/30/25 matches somebody with somebody
Cube system)
7 dry method of table and continuous way prepare base rubber elastomeric compound and prepare tyre performance test (NR/ white carbon blacks/white carbon:100/
30/25 formula system)
Table 4 and table 6 are using continuous way preparation technology and the physics and dynamic using base rubber obtained by dry preparation process
Energy contrast table, as can be seen from the table, after continuous way preparation technology, degree of scatter of the filler in rubber is improved, sulfuration
The hardness of glue is slightly reduced, and tensile strength increases, and elasticity is higher, and dynamic compression heat is reduced.
Table 5 and table 7 are using continuous way preparation technology and the wheel prepared using base rubber elastomeric compound obtained by dry preparation process
Tire performance comparison table, as can be seen from the table, using tire prepared by continuous way preparation technology, is ensureing tire basic security
On the premise of energy, the rolling resistance of tire is reduced.
Claims (25)
1. a kind of application of the rubber masterbatch that prepared by continuous way in car tire base rubber, which comprises the steps of：
A) in natural rubber solution, age resistor, white carbon black is added or age resistor, white carbon black, white carbon and coupling agent is added, mixing
Cohesion in knockoutss is injected after being uniformly dispersed, then desolventizing rubber masterbatch is dried to obtain；
B) rubber masterbatch is added in banbury, adds age resistor, activating agent and tackifying resin or add age resistor, work
Property agent, oil and tackifying resin, be subsequently adding vulcanizing agent and accelerator, after mix homogeneously, obtain car tire base portion elastomeric compound；
C) car tire base portion elastomeric compound is vulcanized under conditions of vulcanization, is obtained car tire base portion vulcanizate.
2. application according to claim 1, wherein the natural rubber solution is directly from preparing in solution polymerized rubber production line
Obtain, or dry glue is dissolved in the good solvent of natural rubber be prepared.
3. application according to claim 2, wherein when preparing natural rubber solution with dry glue, the dry glue is natural polymerization
Thing, the natural polymer include at least one of natural gum, gutta-percha, guayule.
4. application according to claim 2, wherein the good solvent of the natural rubber includes that aliphatic solvent, aromatic hydrocarbon are molten
At least one of agent, chlorinated hydrocarbon solvent, ketones solvent, ether solvent and esters solvent, the aliphatic solvent include gasoline, ring
Alkane, replacement cycloalkane, at least one of normal alkane；The aromatic hydrocarbon solvent include benzene,toluene,xylene, it is cinnamic extremely
Few one kind, the chlorinated hydrocarbon solvent include dichloromethane, chloroform, carbon tetrachloride, dichloroethanes, chlorobenzene, tetrachloroethylene, chlorine
At least one of toluene；Rubber concentration range in the solution is 1 weight % to 60 weight %.
5. application according to claim 4, rubber concentration range in the solution are 5 weight % to 40 weight %.
6. application according to claim 5, rubber concentration range in the solution are 10 weight % to 30 weight %.
7. application according to claim 1, wherein the age resistor includes amines antioxidants, quinoline type antioxidant, phenols
One or more in age resistor and protection wax is used in combination, and amines antioxidants includes p-phenylenediamine class, the consumption of age resistor be 0.2 to
11 weight portions.
8. application according to claim 7, the consumption of age resistor is 1 to 9 weight portion.
9. application according to claim 1, wherein the tackifying resin includes rosin resin, tall oil, terpene resin, stone
One or more in oleoresin, alkyl phenolic resin is used in combination, and the consumption of tackifying resin is 0 to 6.0 weight portion.
10. application according to claim 9, the consumption of tackifying resin is 0.2 to 4.5 weight portion.
11. applications according to claim 1, wherein the activating agent includes Zinc Oxide and stearic at least one, it is living
Property agent consumption be 0.5 to 10 weight portion.
12. applications according to claim 11, the consumption of activating agent is 1 to 7 weight portion.
13. applications according to claim 1, wherein the specific surface area of the white carbon black is 4 to 300m2/ g, the suction of the white carbon black
Oil value is 20 to 250ml/100g.
14. applications according to claim 13, wherein the specific surface area of the white carbon black is 30 to 200m2/ g, the white carbon black
Oil factor is 25 to 200ml/100g.
15. applications according to claim 14, wherein the oil factor of the white carbon black is 30 to 150ml/100g.
16. applications according to claim 1, wherein the specific surface area of the white carbon is 10 to 500m2/ g, the Linesless charcoal
Black oil factor is 20 to 350ml/100g.
17. applications according to claim 16, wherein the specific surface area 15 of the white carbon is to 300m2/ g, the white carbon
Oil factor be 25 to 300ml/100g.
18. applications according to claim 17, wherein the specific surface area of the white carbon is 30 to 250m2/ g, the Linesless charcoal
Black oil factor is 30 to 290ml/100g.
19. applications according to claim 1, wherein the consumption of the white carbon is 0 to 120 weight portion, the consumption of white carbon black
For 10 to 70 weight portions.
20. applications according to claim 19, the wherein consumption of white carbon are 10 to 80 weight portions.
21. applications according to claim 1, wherein during the vulcanizing agent includes sulfur, sulfur donor and peroxide
It is used in combination for one or more, the consumption of vulcanizing agent is 0.2 to 5 weight portion.
22. applications according to claim 21, the consumption of vulcanizing agent is 0.5 to 3 weight portion.
23. applications according to claim 1, wherein the accelerator include thiazoless, sulfenamide, thiurams,
One or more in Carbamates and hexichol guanidines, the consumption of accelerator is 0.2 to 5 weight portion.
24. applications according to claim 23, the consumption of accelerator is 0.5 to 3 weight portion.
25. applications according to claim 1, wherein the coupling agent includes double (triethoxy propyl silane) tetrasulfides
With disulphide, 3- thiocyanogen propyl-triethoxysilanes, γ-mercapto propyl-trimethoxysilane, zirconium ester coupling agent, metatitanic acid
One or more in ester coupling agent and nitro coupling agent is used in combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608648.7A CN104327315B (en) | 2014-11-03 | 2014-11-03 | A kind of application of rubber masterbatch prepared by continuous way in car tire base rubber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410608648.7A CN104327315B (en) | 2014-11-03 | 2014-11-03 | A kind of application of rubber masterbatch prepared by continuous way in car tire base rubber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104327315A CN104327315A (en) | 2015-02-04 |
| CN104327315B true CN104327315B (en) | 2017-03-29 |
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