CN106397884B - A kind of modified rubber and preparation method thereof and the application in clutch surface - Google Patents

A kind of modified rubber and preparation method thereof and the application in clutch surface Download PDF

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CN106397884B
CN106397884B CN201610766072.6A CN201610766072A CN106397884B CN 106397884 B CN106397884 B CN 106397884B CN 201610766072 A CN201610766072 A CN 201610766072A CN 106397884 B CN106397884 B CN 106397884B
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parts
rubber
modified rubber
slurry
clutch surface
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CN106397884A (en
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徐长城
程慧玲
王宗和
廖翔宇
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ZHEJIANG KEMA FRICTION MATERIALS CO LTD
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Zhejiang Kema Friction Materials Co Ltd
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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
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    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
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    • D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
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    • D06M13/51—Compounds with at least one carbon-metal or carbon-boron, carbon-silicon, carbon-selenium, or carbon-tellurium bond
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    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/39—Aldehyde resins; Ketone resins; Polyacetals
    • D06M15/41—Phenol-aldehyde or phenol-ketone resins
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    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/39—Aldehyde resins; Ketone resins; Polyacetals
    • D06M15/423—Amino-aldehyde resins
    • D—TEXTILES; PAPER
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    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
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    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/693—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural or synthetic rubber, or derivatives thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00—Friction clutches
    • F16D13/58—Details
    • F16D13/60—Clutching elements
    • F16D13/64—Clutch-plates; Clutch-lamellae
    • 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
    • C08K2201/011—Nanostructured additives
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    • 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
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    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
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    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/40—Fibres of carbon

Abstract

Application the invention discloses a kind of modified rubber and preparation method thereof and in clutch surface, the modified rubber are prepared by the raw material of following parts by weight：Butadiene-styrene rubber, 35~55 parts；Phenolic resin, 10~14 parts；Water, 40~50 parts；Sodium hydroxide, 6~8 parts；Carbon black, 2~4 parts；MTES, 0.6~0.8 part；NPE, 1.4~1.6 parts；Nano mica powder, 7~9 parts.Modified rubber provided by the invention can be used for preparing clutch surface, and prepared clutch surface coefficient of friction is high and stably, and abrasion are low, have prominent substantive distinguishing features and significant progressive compared with prior art.

Description

A kind of modified rubber and preparation method thereof and the application in clutch surface
Technical field
The invention belongs to friction material field, is related to a kind of modified rubber and preparation method thereof and in clutch surface Using.
Background technology
Automobile clutch is the key components and parts in automobile, in its bell housing between engine and gearbox, Automobile plays during exercising transmits the multi-functionals such as moment of torsion, separation transmission, damping and overload protection.Clutch surface is automobile The core component of clutch, the performance of friction plate directly affect the performance of clutch and the performance of vehicle.The dough sheet is one Friction material of the kind with property, usual clutch surface is by bonding agent, frictional property regulator, fibrous skeleton material Material, filler etc. form.One good clutch surface requirement stable friction factor, wear rate are low, light specific gravity, connect when in use Close smooth-going, impact high temperature that is small, and being also resistant to more than 300 DEG C.
Directly affect the performance of clutch and the performance of vehicle due to the performance of clutch surface, major producer from It is never slack in the research and development of clutch dough sheet, the exploitation of more high-quality clutch surface is directed to always.
The content of the invention
An object of the present disclosure is to provide a kind of modified rubber；
Second purpose of the invention is the preparation method for providing above-mentioned modified rubber；
3rd purpose of the invention prepares clutch surface in providing application of the above-mentioned modified rubber in clutch surface Method.
The above-mentioned purpose of the present invention is achieved by following technical scheme：
A kind of modified rubber, it is prepared by the raw material of following parts by weight：Butadiene-styrene rubber, 35~55 parts；Phenolic resin, 10~14 parts；Water, 40~50 parts；Sodium hydroxide, 6~8 parts；Carbon black, 2~4 parts；MTES, 0.6~0.8 part； NPE, 1.4~1.6 parts；Nano mica powder, 7~9 parts.
Further, described modified rubber is prepared by the raw material of following parts by weight：Butadiene-styrene rubber, 45 parts；Phenol Urea formaldehyde, 12 parts；Water, 45 parts；Sodium hydroxide, 7 parts；Carbon black, 3 parts；MTES, 0.7 part；Polyoxyethylene nonyl phenyl second Alkene ether, 1.5 parts；Nano mica powder, 8 parts.
The preparation method of above-mentioned modified rubber, comprises the following steps：
Step S1, it is well mixed after butadiene-styrene rubber is crushed with water, NPE, then adds sodium hydroxide Stirring to sodium hydroxide is completely dissolved, and stands 2~3 hours；
Step S2, carbon black, nano mica powder and MTES are added, is warming up to 50~60 DEG C, with 240~ 260r/min rotating speed is stirred 6~10 minutes, and obtained material is put into baking oven and dried, 85~95 DEG C of drying temperature, drying 1~2h of time；
Step S3, the material of drying is heat-treated 4~6 minutes in 155~165 DEG C, is sent into banbury, adds phenolic aldehyde Plasticated after resin and uniformly produce the modified rubber, 65~75 DEG C of plasticating temperature.
Application of the above-mentioned modified rubber in clutch surface.
The method that above-mentioned modified rubber prepares clutch surface, including step：
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 18~22%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:0.8~ 1.2；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 20~30 parts；Lauxite, 6 ~8 parts；Hexamethylenetetramine, 3~4 parts；Alcohol, 75~85 parts；
The dipping rubber slurry is made up of following raw material：Modified rubber as described above, 35~45 parts；Sulphur Sulphur powder, 5~7 parts；Accelerant CZ, 0.4~0.6 part；Antioxidant 1076,0.8~1.2 part；Magnesium stearate, 1.2~1.6 parts；Ring Oxygen octyl stearate, 0.6~0.8 part；Semi-reinforcing hydrocarbon black, 8~10 parts；Graphite, 8~12 parts；Aluminum oxide, 7~9 parts；Poly- second two 400,6~8 parts of alcohol；Nano silicon, 8~10 parts；Rubber solvent naphtha, 85~115 parts.
Further, the preparation method of impregnating resin is：Phenolic resin, Lauxite and hexamethylenetetramine are mixed equal Crushed after even, add alcohol mixing, put into mixer and break into impregnating resin solution.
Further, the preparation method for impregnating rubber slurry comprises the following steps：
Step S1, opening rubber mixing machine is started, trial operation 1~2 minute, regulating roller is away from 1~2mm, by load weighted modification Rubber is placed on rubber mixing machine, is plasticated 2~3 minutes, after bag roller, addition accelerant CZ, antioxidant 1076, aluminum oxide, and 80~85 After being kneaded uniformly at DEG C, triangle bag is beaten 2~3 times；
After step S2,3~4mm of adjustment roll spacing, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, The material cleaned in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 3~4 triangle bags；
Step S3,1~2mm of roll spacing is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite All crushed in input beater with polyethylene glycol 400, obtain mixed material, be eventually adding rubber solvent naphtha, be beaten 4~5 hours, Treat there is no particulate matter to produce the dipping rubber slurry in rubber cement.
Further, the Compound Fabric is made up of glass fibre, chemical fibre, carbon fiber, copper wire.
Advantages of the present invention：
Modified rubber provided by the invention can be used for preparing clutch surface, prepared clutch surface friction system Number is high and stably, and abrasion are low, has prominent substantive distinguishing features and significant progressive compared with prior art.
Embodiment
The essentiality content of the present invention is further illustrated with reference to embodiment, but present invention protection model is not limited with this Enclose.Although being explained in detail with reference to preferred embodiment to the present invention, it will be understood by those within the art that, can be right Technical scheme is modified or equivalent substitution, without departing from the spirit and scope of technical solution of the present invention.
Modified rubber in following embodiments is prepared by the raw material of following parts by weight：Butadiene-styrene rubber, 45 parts；Phenolic aldehyde Resin, 12 parts；Water, 45 parts；Sodium hydroxide, 7 parts；Carbon black, 3 parts；MTES, 0.7 part；Nonyl pheno Ether, 1.5 parts；Nano mica powder, 8 parts.
Preparation method is：
Step S1, it is well mixed after butadiene-styrene rubber is crushed with water, NPE, then adds sodium hydroxide Stirring to sodium hydroxide is completely dissolved, and stands 2.5 hours；
Step S2, carbon black, nano mica powder and MTES are added, 55 DEG C are warming up to, with 250r/min's Rotating speed is stirred 8 minutes, and obtained material is put into baking oven and dried, 90 DEG C of drying temperature, drying time 1.5h；
Step S3, the material of drying is heat-treated 5 minutes in 160 DEG C, is sent into banbury, is moulded after adding phenolic resin Refining uniformly produces the modified rubber, 70 DEG C of plasticating temperature.
Embodiment 1：The preparation of clutch surface
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 20%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:1；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The Compound Fabric is made up of glass fibre, chemical fibre, carbon fiber, copper wire, or known to those of ordinary skill in the art Other equivalent substitutions.
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 25 parts；Lauxite, 7 parts； Hexamethylenetetramine, 3.5 parts；Alcohol, 80 parts；
Dipping rubber slurry is made up of following raw material：Modified rubber, 40 parts；Cosan, 6 parts；Accelerant CZ, 0.5 part；Antioxidant 1076,1 part；Magnesium stearate, 1.4 parts；Octyl epoxy stearate, 0.7 part；Semi-reinforcing hydrocarbon black, 9 parts；Graphite, 10 parts；Aluminum oxide, 8 parts；Polyethylene glycol 400,7 parts；Nano silicon, 9 parts；Rubber solvent naphtha, 100 parts.
The preparation method of impregnating resin is：Crushed after phenolic resin, Lauxite and hexamethylenetetramine are well mixed, Alcohol mixing is added, puts into mixer and breaks into impregnating resin solution, produce.
The preparation method of dipping rubber slurry comprises the following steps：
Step S1, starts opening rubber mixing machine, trial operation 2 minutes, and regulating roller puts load weighted modified rubber away from 2mm In on rubber mixing machine, plasticating 3 minutes, after bag roller, accelerant CZ, antioxidant 1076, aluminum oxide are added, is kneaded at 85 DEG C uniform Afterwards, triangle bag is beaten 3 times；
After step S2, adjustment roll spacing 4mm, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, clearly The material swept in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 4 triangle bags；
Step S3, roll spacing 2mm is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite All crushed in input beater with polyethylene glycol 400, obtain mixed material, be eventually adding rubber solvent naphtha, be beaten 5 hours, treat There is no particulate matter to produce the dipping rubber slurry in rubber cement.
Embodiment 2：The preparation of clutch surface
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 20%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:0.8；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 20 parts；Lauxite, 6 parts； Hexamethylenetetramine, 3 parts；Alcohol, 75 parts.
Dipping rubber slurry is made up of following raw material：Modified rubber, 35 parts；Cosan, 5 parts；Accelerant CZ, 0.4 part；Antioxidant 1076,0.8 part；Magnesium stearate, 1.2 parts；Octyl epoxy stearate, 0.6 part；Semi-reinforcing hydrocarbon black, 8 parts；Stone Ink, 8 parts；Aluminum oxide, 7 parts；Polyethylene glycol 400,6 parts；Nano silicon, 8 parts；Rubber solvent naphtha, 85 parts.
The preparation method of impregnating resin is：Crushed after phenolic resin, Lauxite and hexamethylenetetramine are well mixed, Alcohol mixing is added, puts into mixer and breaks into impregnating resin solution, produce.
The preparation method of dipping rubber slurry comprises the following steps：
Step S1, starts opening rubber mixing machine, trial operation 2 minutes, and regulating roller puts load weighted modified rubber away from 2mm In on rubber mixing machine, plasticating 3 minutes, after bag roller, accelerant CZ, antioxidant 1076, aluminum oxide are added, is kneaded at 85 DEG C uniform Afterwards, triangle bag is beaten 3 times；
After step S2, adjustment roll spacing 4mm, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, clearly The material swept in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 4 triangle bags；
Step S3, roll spacing 2mm is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite All crushed in input beater with polyethylene glycol 400, obtain mixed material, be eventually adding rubber solvent naphtha, be beaten 5 hours, treat There is no particulate matter to produce the dipping rubber slurry in rubber cement.
Embodiment 3：The preparation of clutch surface
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 20%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:1.2；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 30 parts；Lauxite, 8 parts； Hexamethylenetetramine, 4 parts；Alcohol, 85 parts；
Dipping rubber slurry is made up of following weight raw material：Modified rubber, 45 parts；Cosan, 7 parts；Accelerant CZ, 0.6 part；Antioxidant 1076,1.2 parts；Magnesium stearate, 1.6 parts；Octyl epoxy stearate, 0.8 part；Semi-reinforcing hydrocarbon black, 10 parts；Stone Ink, 12 parts；Aluminum oxide, 9 parts；Polyethylene glycol 400,8 parts；Nano silicon, 10 parts；Rubber solvent naphtha, 115 parts.
The preparation method of impregnating resin is：Crushed after phenolic resin, Lauxite and hexamethylenetetramine are well mixed, Alcohol mixing is added, puts into mixer and breaks into impregnating resin solution, produce.
The preparation method of dipping rubber slurry comprises the following steps：
Step S1, starts opening rubber mixing machine, trial operation 2 minutes, and regulating roller puts load weighted modified rubber away from 2mm In on rubber mixing machine, plasticating 3 minutes, after bag roller, accelerant CZ, antioxidant 1076, aluminum oxide are added, is kneaded at 85 DEG C uniform Afterwards, triangle bag is beaten 3 times；
After step S2, adjustment roll spacing 4mm, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, clearly The material swept in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 4 triangle bags；
Step S3, roll spacing 2mm is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite All crushed in input beater with polyethylene glycol 400, obtain mixed material, be eventually adding rubber solvent naphtha, be beaten 5 hours, treat There is no particulate matter to produce the dipping rubber slurry in rubber cement.
Embodiment 4：Comparative example, modified rubber is replaced with common mixed rubber
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 20%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:1；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 25 parts；Lauxite, 7 parts； Hexamethylenetetramine, 3.5 parts；Alcohol, 80 parts；
Dipping rubber slurry is made up of following raw material：Common 40 parts of butadiene-styrene rubber；Cosan, 6 parts；Accelerator CZ, 0.5 part；Antioxidant 1076,1 part；Magnesium stearate, 1.4 parts；Octyl epoxy stearate, 0.7 part；Semi-reinforcing hydrocarbon black, 9 parts；Stone Ink, 10 parts；Aluminum oxide, 8 parts；Polyethylene glycol 400,7 parts；Nano silicon, 9 parts；Rubber solvent naphtha, 100 parts.
The preparation method of impregnating resin is：Crushed after phenolic resin, Lauxite and hexamethylenetetramine are well mixed, Alcohol mixing is added, puts into mixer and breaks into impregnating resin solution.
The preparation method of dipping rubber slurry comprises the following steps：
Step S1, opening rubber mixing machine is started, trial operation 2 minutes, regulating roller is away from 2mm, by load weighted common mixing rubber Glue is placed on rubber mixing machine, is plasticated 3 minutes, after bag roller, is added accelerant CZ, antioxidant 1076, aluminum oxide, is kneaded at 85 DEG C equal After even, triangle bag is beaten 3 times；
After step S2, adjustment roll spacing 4mm, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, clearly The material swept in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 4 triangle bags；
Step S3, roll spacing 2mm is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite All crushed in input beater with polyethylene glycol 400, obtain mixed material, be eventually adding rubber solvent naphtha, be beaten 5 hours, treat There is no particulate matter to produce the dipping rubber slurry in rubber cement.
Embodiment 5：Effect example
Entered using constant speed formula testing machine, the clutch surface prepared according to GB/T5764-1998 standards to embodiment 1~4 Row test, there is the friction and wear behavior of following Tables 1 and 2.Wherein, the clutch surface and embodiment 1 that prepared by embodiment 2,3 It is basically identical, no longer individually enumerate its test data.
The friction and wear behavior of the clutch surface of 1 embodiment of table 1
The friction and wear behavior of table 2 embodiment 4 (comparative example) clutch surface
As a result show, modified rubber provided by the invention can be used for preparing clutch surface, prepared clutch Dough sheet coefficient of friction is high and stably, and abrasion are low, has prominent substantive distinguishing features and significant progressive compared with prior art.
The effect of above-described embodiment indicates that the essentiality content of the present invention, but the protection of the present invention is not limited with this Scope.It will be understood by those within the art that technical scheme can be modified or equivalent substitution, Without departing from the essence and protection domain of technical solution of the present invention.

Claims (7)

1. a kind of modified rubber, it is characterised in that be prepared by the raw material of following parts by weight：Butadiene-styrene rubber, 35 ~ 55 parts； Phenolic resin, 10 ~ 14 parts；Water, 40 ~ 50 parts；Sodium hydroxide, 6 ~ 8 parts；Carbon black, 2 ~ 4 parts；MTES, 0.6 ~ 0.8 part；NPE, 1.4 ~ 1.6 parts；Nano mica powder, 7 ~ 9 parts；
The modified rubber preparation method is as follows：
Step S1, it is well mixed after butadiene-styrene rubber is crushed with water, NPE, then adds sodium hydroxide stirring It is completely dissolved to sodium hydroxide, stands 2 ~ 3 hours；
Step S2, carbon black, nano mica powder and MTES are added, 50 ~ 60 DEG C are warming up to, with 240 ~ 260r/min Rotating speed stir 6 ~ 10 minutes, obtained material is put into baking oven and dried, 85 ~ 95 DEG C of drying temperature, 1 ~ 2h of drying time；
Step S3, the material of drying is heat-treated 4 ~ 6 minutes in 155 ~ 165 DEG C, is sent into banbury, after adding phenolic resin Plasticate and uniformly produce the modified rubber, 65 ~ 75 DEG C of plasticating temperature.
2. modified rubber according to claim 1, it is characterised in that be prepared by the raw material of following parts by weight：Fourth Benzene rubber, 45 parts；Phenolic resin, 12 parts；Water, 45 parts；Sodium hydroxide, 7 parts；Carbon black, 3 parts；MTES, 0.7 Part；NPE, 1.5 parts；Nano mica powder, 8 parts.
3. application of the modified rubber of claim 1 or 2 in clutch surface.
4. the method for preparing clutch surface using the modified rubber of claim 1 or 2, it is characterised in that including step：
Processing is dried in step S1, Compound Fabric, makes absorption water content≤1.5%；
Step S2, Compound Fabric impregnate in impregnating resin, make its resinous amount control 18 ~ 22%；
Step S3, impregnated in rubber slurry is impregnated, weight proportion is Compound Fabric:Impregnate rubber slurry=1:0.8~1.2；
Step S4, then through around embryo, hot pressing, heat treatment, mill processing, producing；
The impregnating resin is prepared by the raw material of following parts by weight：Phenolic resin, 20 ~ 30 parts；Lauxite, 6 ~ 8 parts； Hexamethylenetetramine, 3 ~ 4 parts；Alcohol, 75 ~ 85 parts；
The dipping rubber slurry is made up of following raw material：Modified rubber as claimed in claim 1 or 2,35 ~ 45 Part；Cosan, 5 ~ 7 parts；Accelerant CZ, 0.4 ~ 0.6 part；Antioxidant 1076,0.8 ~ 1.2 part；Magnesium stearate, 1.2 ~ 1.6 parts；Ring Oxygen octyl stearate, 0.6 ~ 0.8 part；Semi-reinforcing hydrocarbon black, 8 ~ 10 parts；Graphite, 8 ~ 12 parts；Aluminum oxide, 7 ~ 9 parts；Polyethylene glycol 400,6 ~ 8 parts；Nano silicon, 8 ~ 10 parts；Rubber solvent naphtha, 85 ~ 115 parts.
5. according to the method for claim 4, it is characterised in that the preparation method of impregnating resin is：By phenolic resin, ureaformaldehyde Crushed after resin and hexamethylenetetramine are well mixed, add alcohol mixing, put into mixer and break into impregnating resin solution.
6. according to the method for claim 4, it is characterised in that the preparation method for impregnating rubber slurry comprises the following steps：
Step S1, starts opening rubber mixing machine, trial operation 1 ~ 2 minute, and regulating roller puts load weighted modified rubber away from 1 ~ 2mm In on rubber mixing machine, plasticating 2 ~ 3 minutes, after bag roller, accelerant CZ, antioxidant 1076, aluminum oxide are added, is kneaded at 80 ~ 85 DEG C After uniformly, triangle bag is beaten 2 ~ 3 times；
After step S2,3 ~ 4mm of adjustment roll spacing, semi-reinforcing hydrocarbon black, nano titanium oxide are added, after material is kneaded uniformly, is cleaned Material in receiver is added in elastomeric compound, is eventually adding Cosan, is continuously made a call to 3 ~ 4 triangle bags；
Step S3,1 ~ 2mm of roll spacing is adjusted, by the thin blanking of sizing material roller, 70 DEG C of control roller temperature ＜, it is standby to cut out bar；
Step S4, the adhesive tape cut out is measured in input beater, then by magnesium stearate, octyl epoxy stearate, graphite and gathered Ethylene glycol 400 is all crushed in input beater, obtains mixed material, is eventually adding rubber solvent naphtha, is beaten 4 ~ 5 hours, is treated glue There is no particulate matter to produce the dipping rubber slurry in slurry.
7. according to the method for claim 4, it is characterised in that the Compound Fabric is by glass fibre, chemical fibre, carbon fiber, copper Silk composition.
CN201610766072.6A 2016-08-29 2016-08-29 A kind of modified rubber and preparation method thereof and the application in clutch surface Active CN106397884B (en)

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CN103029231B (en) * 2011-09-29 2015-11-25 浙江科马摩擦材料股份有限公司 A kind of preparation method of clutch surface blank
CN102993635B (en) * 2012-12-03 2014-04-02 浙江科马摩擦材料股份有限公司 Method for preparing clutch facing through taking water soluble phenol-formaldehyde resin as adhesion agent
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CN103483646B (en) * 2013-08-20 2015-09-23 来安县隆华摩擦材料有限公司 A kind of heatproof clutch surface dipping rubber slurry
CN105114498B (en) * 2015-08-06 2017-08-08 杭州科瑞特摩擦材料有限公司 PPTA composite fibre dry clutch dough sheet and preparation method thereof

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