CN106674624B - A kind of rubber material and preparation method thereof - Google Patents
A kind of rubber material and preparation method thereof Download PDFInfo
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- CN106674624B CN106674624B CN201611016760.7A CN201611016760A CN106674624B CN 106674624 B CN106674624 B CN 106674624B CN 201611016760 A CN201611016760 A CN 201611016760A CN 106674624 B CN106674624 B CN 106674624B
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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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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/12—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
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- 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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- C08K2201/011—Nanostructured additives
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- 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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- 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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Abstract
The present invention provides a kind of rubber material, is made of the raw material of following parts by weight：It is 100 parts of raw rubber, 10-60 parts of carbon black, 1-7 parts of nanometer diamond alkene, filler 0-20 parts other, 0.5-5 parts of vulcanizing agent, 0-3 parts of vulcanization accelerator, 1-3 parts of anti-aging agent, 3-15 parts of pine tar, auxiliary agent 0-20 parts other, while its corresponding preparation method being provided.Nanometer diamond alkene is added in the present invention, nanometer diamond alkene pattern is multilayer chip structure, morphology controllable, good dispersion, single layer sheet diamond alkene hardness is high and wear-resisting, the present invention nanometer diamond alkene is added in the raw material of rubber product, improves the performances such as the intensity of rubber product, plasticity, anti-aging, wear-resisting, corrosion-resistant.
Description
Technical field
The invention belongs to rubber materials, and in particular to a kind of rubber material and preparation method thereof.
Background technology
Rubber is one of four big high molecular materials, and application field is very extensive, and rubber is divided into natural rubber and synthesis rubber
All there is its shortcoming, such as however, being natural rubber or synthetic rubber in glue：Intensity is not high, wearability is bad, intolerant to
High temperature or not acid and alkali-resistance etc., the direct using effect of rubber are often bad, it usually needs some fillers and auxiliary agent are added, using certain
A little process produce the rubber product of high comprehensive performance.And important component of the filler as rubber, to rubber
Reinforcing property is most important.Such as：Type, quantity and the physical and chemical performance of filler, directly affect the performance of rubber.
In recent years, due to inorganic nano material have particle size is small, large specific surface area, activity is high, intensity is high, it is wear-resisting,
The advantages that corrosion-resistant, is added to inorganic nano material as reinforcing filler in some rubber products, still, made product
Effect is simultaneously bad, because traditional inorganic nano-particle and rubber associativity are poor, and rubber viscosity is higher, inorganic nano-particle
Disperse in rubber it is uneven, so properties of product improve it is limited.
Invention content
Present invention aims at a kind of rubber materials of offer, while it is the another of the present invention to provide its corresponding preparation method
Goal of the invention.
Based on above-mentioned purpose, the present invention takes following technical scheme：
A kind of rubber material is made of the raw material of following parts by weight：100 parts of raw rubber, 10-60 parts of carbon black, nanometer diamond alkene
1-7 parts, filler 0-20 parts other, 0.5-5 parts of vulcanizing agent, 0-3 parts of vulcanization accelerator, 1-3 parts of anti-aging agent, pine tar 3-15
Part, it is auxiliary agent 0-20 parts other.
The raw rubber be selected from one or both of natural rubber, butadiene-styrene rubber, butadiene rubber, fluorubber and silicon rubber with
On mixture.
The carbon black is high wear-resistant carbon black；Other fillers are zinc oxide, white carbon or magnesia.
The vulcanization accelerator is selected from the mixture of one or more of guanidine, thiurams, thiazoles etc.；Institute
State the mixture that anti-aging agent is selected from one or more of amine, phenols etc..
The one kind or two of the vulcanization accelerator in accelerator D, vulcanization accelerator TMTD, accelerator M
Kind or more mixture；The anti-aging agent is selected from the mixture of one or more of antioxidant A, antioxidant SP etc..
Other auxiliary agents are stearic acid, wax or TP-95 plasticizer.
The nanometer diamond alkene is made of the nanometer diamond alkene that granularity is 50nm, 100nm, 200nm, 50nm, 100nm,
The usage ratio of the nanometer diamond alkene of 200nm is (1-2):(2-3):(4-5).
The preparation method of the rubber material, includes the following steps：
1) pine tar is heated to 100-150 DEG C, under stirring condition, after adding nanometer diamond alkene, ultrasonic disperse 8-
10min obtains mixed liquor A；Mixing speed is 1000-1500rpm；
2) two sections of mixings：First raw rubber is added in mixer, then sequentially adds step 1）Mixed liquor A, anti-aging agent, its
Its filler, other auxiliary agents, carbon black, carry out one section of mixing at 80-150 DEG C, mixing time 4-6min, then bottom sheet, i.e.,
Obtain masterbatch；Masterbatch is cooled to 50-75 DEG C, and masterbatch, vulcanizing agent, vulcanization accelerator are added in kneading machine, at 50-75 DEG C into
Row two-stage mixing, mixing time 2-3min, then discharge, tabletting obtain film；
3）Vulcanization：Step 2）After film cooling, vulcanization is to get rubber material at 140-200 DEG C.
Step 1）Middle nanometer diamond alkene passes through activation process and surface modification treatment successively before being added,
Activation process the specific steps are：A ultrasonic wave alkali cleanings：Nanometer diamond alkene is added to the hydrogen-oxygen of a concentration of 10%-12%
Change in sodium solution, ultrasonic alkali cleaning and is stirred at 50-55 DEG C；The speed of the frequency 30-35 KHz of ultrasound, stirring are 20-
The time of 30rpm, alkali cleaning are 25-30min；B ultrasonic cleanings：Nanometer diamond alkene after alkali cleaning is put into deionized water ultrasonic
Cleaning, supersonic frequency 30-35KHz, while being stirred with the mixing speed of 20-30rpm, mixing time 15-20min, repeatedly
Cleaning is until supernatant liquor pH=7；C acid-wash activations：At 20-30 DEG C, the nanometer diamond alkene cleaned is put into a concentration of 25%
Acid-wash activation in -30% sulfuric acid solution, while being stirred with the mixing speed of 15-20rpm, mixing time is 5~10min；D is super
Sound wave is washed：Nanometer diamond alkene after acid-wash activation is put into the supersonic frequency ultrasonic water in deionized water with 30~35 KHz
It washes, and is stirred with the mixing speed of 10~20 rpm, mixing time is 5~10min, and cleaning is until supernatant liquor pH=7 repeatedly；d
Drying, cooling；
Surface modification treatment the specific steps are：Nanometer diamond alkene ultrasonic disperse after activation process is dilute in absolute ethyl alcohol
In the titanate coupling agent solution released, jitter time 20-30min is then heated to 50-60 DEG C, after stirring 15-20min,
At 100 DEG C, vacuum drying, cooling obtain the nanometer diamond alkene of surface modification；The addition of titanate coupling agent is nanometer diamond
The 1%-3% of alkene weight, the addition of nanometer diamond alkene are the 2%-3% of absolute ethyl alcohol weight.
Compared with prior art, the invention has the advantages that：
The rubber of addition nanometer diamond alkene has the advantage that：
1) nanometer diamond alkene pattern is multilayer chip structure, morphology controllable, good dispersion, single layer sheet diamond alkene hardness height
And it is wear-resisting, the present invention nanometer diamond alkene is added in the raw material of rubber product, improves the intensity of rubber product, plasticity, anti-ageing
The performances such as change, wear-resisting, corrosion-resistant；
2), the rubber types applied of the present invention are wider, either general purpose rubber, specific rubber, single rubber or mixed
Rubber is closed, there is good enhancing effect；With good application value.
3）Nanometer diamond alkene after activation modification is handled, is made nanometer diamond alkene have very high activity and divide by the present invention
Property is dissipated, chemical bonds are formed with rubber matrix, plays invigoration effect, and since nanometer diamond alkene has hardness high, wear-resisting
And the advantages of corrosion resistance so that rubber product is very durable, extends its service life.
Specific implementation mode
Embodiment 1
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（100 parts of natural rubber）100 parts, carbon black 50
Part, 3 parts of nanometer diamond alkene, vulcanizing agent（Sulphur）2.5 parts, vulcanization accelerator（Accelerator DM）2 parts, anti-aging agent（Anti-aging agent
A2 parts）2 parts, 15 parts of pine tar.
Embodiment 2
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（Natural rubber）100 parts, carbon black 50 part, nanometer
5 parts of diamond alkene, vulcanizing agent（Sulphur）2.5 parts, vulcanization accelerator（Accelerator DM）2 parts, anti-aging agent（2 parts of antioxidant A）2
Part, 15 parts of pine tar.
Embodiment 3
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（Fluorubber）100 parts, carbon black 25 part, nanometer brill
1 part of stone alkene, 3 parts of magnesia, vulcanizing agent（Diamines vulcanizing agent）2.0 parts, vulcanization accelerator（Vulcanization accelerator NS）1.5 parts, it is anti-
Old agent（Antioxidant D）2 parts, 10 parts of pine tar.
Embodiment 4
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（Fluorubber）100 parts, carbon black 10 part, nanometer brill
3 parts of stone alkene, 15 parts of white carbon, vulcanizing agent（Peroxide-based curing dose）2.0 parts, vulcanization accelerator（Vulcanization accelerator TMTD）
1.5 parts, anti-aging agent（Antioxidant SP）2 parts, 10 parts of pine tar.
Embodiment 5
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（45 parts of natural rubber, 55 parts of butadiene rubber）
100 parts, 60 parts of carbon black, 3 parts of nanometer diamond alkene, other fillers（Zinc oxide）3.0 parts, vulcanizing agent（Sulphur）2 parts, vulcanization promotion
Agent（0.7 part of vulcanization accelerator NS, 0.8 part of accelerator DM）1.5 parts, anti-aging agent（Antioxidant A）2 parts, 2.0 parts of stearic acid,
1.5 parts of paraffin, 10 parts of pine tar.
Embodiment 6
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（50 parts of natural rubber, 50 parts of butadiene rubber）
100 parts, 50 parts of carbon black, 5 parts of nanometer diamond alkene, other fillers（Zinc oxide）3.0 parts, vulcanizing agent（S-80）4.0 part is prevented always
Agent（1.5 parts of antioxidant A, 1.5 parts of antioxidant SP）3 parts, 15 parts of pine tar, other auxiliary agents（Stearic acid）3.0 parts,
Embodiment 7
A kind of rubber material is made of the raw material of following parts by weight：Raw rubber（40 parts of natural rubber, 60 parts of butadiene rubber）
100 parts, 20 parts of carbon black, 7 parts of nanometer diamond alkene, other fillers（2.0 parts of zinc oxide, 18.0 parts of white carbon）20 parts, vulcanizing agent
（Sulphur）0.5 part, vulcanization accelerator（1.5 parts of vulcanization accelerator NS, 1.5 parts of accelerator DM）3.0 parts, anti-aging agent（It is anti-old
Agent D）1.0 parts, 5 parts of pine tar, other auxiliary agents（3.0 parts of stearic acid, 15 parts of TP-95 plasticizer）18 parts.
The preparation method of embodiment 1-7, includes the following steps：
Nanometer diamond alkene passes through activation process and surface modification treatment successively,
Activation process the specific steps are：A ultrasonic wave alkali cleanings：Nanometer diamond alkene is added to the hydrogen-oxygen of a concentration of 10%-12%
Change in sodium solution, ultrasonic alkali cleaning and is stirred at 50-55 DEG C；The speed of the frequency 30-35 KHz of ultrasound, stirring are 20-
The time of 30rpm, alkali cleaning are 25-30min；B ultrasonic cleanings：Nanometer diamond alkene after alkali cleaning is put into deionized water ultrasonic
Cleaning, supersonic frequency 30-35KHz, while being stirred with the mixing speed of 20-30rpm, mixing time 15-20min, repeatedly
Cleaning is until supernatant liquor pH=7；C acid-wash activations：At 20-30 DEG C, the nanometer diamond alkene cleaned is put into a concentration of 25%
Acid-wash activation in -30% sulfuric acid solution, while being stirred with the mixing speed of 15-20rpm, mixing time is 5~10min；D is super
Sound wave is washed：Nanometer diamond alkene after acid-wash activation is put into the supersonic frequency ultrasonic water in deionized water with 30~35 KHz
It washes, and is stirred with the mixing speed of 10~20 rpm, mixing time is 5~10min, and cleaning is until supernatant liquor pH=7 repeatedly；d
Drying, cooling；
Surface modification treatment the specific steps are：Nanometer diamond alkene ultrasonic disperse after activation process is dilute in absolute ethyl alcohol
In the titanate coupling agent solution released, jitter time 20-30min is then heated to 50-60 DEG C, after stirring 15-20min,
At 100 DEG C, vacuum drying, cooling obtain the nanometer diamond alkene of surface modification；The addition of titanate coupling agent is nanometer diamond
The 1%-3% of alkene weight, the addition of nanometer diamond alkene are the 2%-3% of absolute ethyl alcohol weight；
1) pine tar is heated to 100-150 DEG C, under stirring condition, after adding nanometer diamond alkene, ultrasonic disperse 8-
10min obtains mixed liquor A；Mixing speed is 1000-1500rpm；
2) two sections of mixings：First raw rubber is added in mixer, then sequentially adds step 1）Mixed liquor A, anti-aging agent, its
Its filler, other auxiliary agents, carbon black, carry out one section of mixing at 80-150 DEG C, mixing time 4-6min, then bottom sheet, i.e.,
Obtain masterbatch；Masterbatch is cooled to 50-75 DEG C, and masterbatch, vulcanizing agent, vulcanization accelerator are added in kneading machine, at 50-75 DEG C into
Row two-stage mixing, mixing time 2-3min, then discharge, tabletting obtain film；
3）Vulcanization：Step 2）Film natural cooling for 24 hours after, make curing curve with vulcameter, obtain sulfurizing time, in
Vulcanization is to get rubber material at 140-200 DEG C.
8 performance test of embodiment
The performance test of 8.1 embodiments 1
Nanometer diamond alkene is variable in embodiment 1, and other components amount is constant, is prepared as described above method preparation, after tabletting, from
So after cooling for 24 hours, make curing curve with vulcameter, show that sulfurizing time, curing temperature control after 160 DEG C are vulcanized,
Rubber material is obtained, the main performance index of rubber material is detected, as a result such as the following table 1；Under 100 DEG C of hot-airs, aging
72h detects the performance indicator after rubber material ages, as a result as shown in table 2 below.
By table 1 and 2 it is found that after addition nanometer diamond alkene, intensity, hardness and the ageing resistance of natural rubber all obtain one
Determine the raising of degree, the optimum addition of nanometer diamond alkene is the 3%-5% of raw rubber weight.
The performance test of 8.2 embodiments 4
Nanometer diamond alkene is variable in embodiment 4, and other components amount is constant, is prepared as described above method preparation, stops after tabletting
It stays for 24 hours, then makees curing curve, show that sulfurizing time, curing temperature control after 200 DEG C are vulcanized, obtain rubber material,
The main performance of rubber material to obtaining is detected, as a result as shown in table 3 below；Under 250 DEG C of hot-airs, aging 72h, inspection
The performance indicator after rubber material ages is surveyed, as a result as shown in table 4 below.
By table 3 and 4 it is found that after addition nanometer diamond alkene, intensity, the hardness of rubber have a distinct increment, plasticity and anti-aging
Property also make moderate progress, the optimum addition of nanometer diamond alkene is the 1%-3% of raw rubber weight.
The performance test of 8.3 embodiments 5
Nanometer diamond alkene is variable in embodiment 5, and other components amount is constant, is prepared as described above method preparation, after tabletting certainly
So after cooling for 24 hours, make curing curve, show that sulfurizing time, curing temperature control are vulcanized at 170 DEG C, obtain rubber material,
The main performance of rubber material is detected, as a result as shown in table 5 below；Then under 100 DEG C of hot-airs, aging 72h, detection
Performance indicator after rubber material ages, as a result as shown in table 6 below.
By table 5 and 6 it is found that after addition nanometer diamond alkene, the comprehensive performance of rubber material is improved, especially wearability
It can be greatly improved.
Claims (7)
1. a kind of rubber material, which is characterized in that be made of the raw material of following parts by weight：100 parts of raw rubber, is received 10-60 parts of carbon black
1-7 parts of diamond alkene of rice, filler 0-20 parts other, 0.5-5 parts of vulcanizing agent, 0-3 parts of vulcanization accelerator, 1-3 parts of anti-aging agent, pine are burnt
0-20 parts of 3-15 parts oily, other auxiliary agents；The nanometer diamond alkene is by the nanometer diamond alkene group that granularity is 50nm, 100nm, 200nm
At the usage ratio of the nanometer diamond alkene of 50nm, 100nm, 200nm is (1-2):(2-3):(4-5), before nanometer diamond alkene is added
Pass through activation process and surface modification treatment successively,
Activation process the specific steps are：A ultrasonic wave alkali cleanings：Nanometer diamond alkene is added to the sodium hydroxide of a concentration of 10%-12%
In solution, ultrasonic alkali cleaning and stirred at 50-55 DEG C；The speed of the frequency 30-35 KHz of ultrasound, stirring are 20-30rpm, alkali
The time washed is 25-30min；B ultrasonic cleanings：Nanometer diamond alkene after alkali cleaning is put into deionized water and is cleaned by ultrasonic, is surpassed
Acoustic frequency is 30-35KHz, at the same with the mixing speed of 20-30rpm stir, mixing time 15-20min, repeatedly cleaning until
Supernatant liquor pH=7；C acid-wash activations：At 20-30 DEG C, the nanometer diamond alkene cleaned is put into a concentration of 25% -30% sulphur
Acid-wash activation in acid solution, while being stirred with the mixing speed of 15-20rpm, mixing time is 5~10min；D ultrasonic wave water washings：
Nanometer diamond alkene after acid-wash activation is put into the supersonic frequency ultrasonic wave water washing in deionized water with 30~35 KHz, and with 10
The mixing speed of~20 rpm stirs, and mixing time is 5~10min, and cleaning is until supernatant liquor pH=7 repeatedly；Drying, cooling
?；
Surface modification treatment the specific steps are：Nanometer diamond alkene ultrasonic disperse after activation process was diluted in absolute ethyl alcohol
Titanate coupling agent solution in, jitter time 20-30min is then heated to 50-60 DEG C, after stirring 15-20min, in
At 100 DEG C, vacuum drying, cooling obtain the nanometer diamond alkene of surface modification；The addition of titanate coupling agent is nanometer diamond alkene
The 1%-3% of weight, the addition of nanometer diamond alkene are the 2%-3% of absolute ethyl alcohol weight.
2. rubber material as described in claim 1, which is characterized in that the raw rubber is selected from natural rubber, butadiene-styrene rubber, along fourth
The mixture of one or more of rubber, fluorubber and silicon rubber.
3. rubber material as described in claim 1, which is characterized in that the carbon black is high wear-resistant carbon black；Other fillings
Agent is zinc oxide, white carbon or magnesia.
4. rubber material as described in claim 1, which is characterized in that the vulcanization accelerator is selected from guanidine, thiurams, thiophene
The mixture of one or more of azole；The anti-aging agent is selected from the mixture of one or both of amine, phenols.
5. rubber material as claimed in claim 4, which is characterized in that the vulcanization accelerator is selected from accelerator D, vulcanization
The mixture of one or more of Vulcanization accelerator TMTD, accelerator M；The anti-aging agent is selected from antioxidant A, anti-aging agent
The mixture of one or both of SP.
6. rubber material as described in claim 1, which is characterized in that other auxiliary agents are stearic acid, wax or plasticizer TP-
95 。
7. the preparation method of rubber material as described in claim 1, which is characterized in that include the following steps：
1) pine tar is heated to 100-150 DEG C, under stirring condition, after adding nanometer diamond alkene, ultrasonic disperse 8-10min is obtained
Mixed liquor A；Mixing speed is 1000-1500rpm；
2) two sections of mixings：First raw rubber is added in mixer, then sequentially adds step 1）Mixed liquor A, anti-aging agent, other fill out
Agent, other auxiliary agents, carbon black are filled, one section of mixing is carried out at 80-150 DEG C, mixing time 4-6min, then bottom sheet is to get mother
Material；Masterbatch is cooled to 50-75 DEG C, and masterbatch, vulcanizing agent, vulcanization accelerator are added sequentially in kneading machine, at 50-75 DEG C into
Row two-stage mixing, mixing time 2-3min, then discharge, tabletting obtain film；
3）Vulcanization：Step 2）After film cooling, vulcanization is to get rubber material at 140-200 DEG C.
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| JP5767653B2 (en) * | 2012-04-24 | 2015-08-19 | 住友ゴム工業株式会社 | Rubber composition for tread and pneumatic tire using the same for tread |
| CN105253883B (en) * | 2015-09-25 | 2017-09-15 | 郑州华晶金刚石股份有限公司 | A kind of nanometer diamond alkene of the layer structure of controllable type |
| CN105293469A (en) * | 2015-09-25 | 2016-02-03 | 郑州华晶金刚石股份有限公司 | Process for preparing nanometer diamond alkene |
| CN105255073B (en) * | 2015-10-29 | 2018-01-19 | 中国航空工业集团公司北京航空材料研究院 | A kind of Abrasion-proof fluorine rubber of graphene-containing and preparation method thereof |
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