CN106432931A - Repairing and closing agent for rubber bearing external drum crack and processing method of repairing and closing agent - Google Patents
Repairing and closing agent for rubber bearing external drum crack and processing method of repairing and closing agent Download PDFInfo
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- CN106432931A CN106432931A CN201610975797.6A CN201610975797A CN106432931A CN 106432931 A CN106432931 A CN 106432931A CN 201610975797 A CN201610975797 A CN 201610975797A CN 106432931 A CN106432931 A CN 106432931A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/286—Chlorinated polyethylene
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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
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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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 invention relates to a repairing and closing agent for a rubber bearing external drum crack and a processing method of the repairing and closing agent and relates to the field of rubber product damage repairing. The repairing and closing agent is characterized in that rubber cement comprises, by weight, 100 parts of chlorinated polyethylene rubber, 15-25 parts of magnesium oxide, 5-15 parts of maleic anhydride grafted cis-1,4-polybutadiene, 0.3-2 parts of microcrystalline wax, 0.1-1 part of ultraviolet absorber, 0.5-3 parts of antiaging agent, 0.1-2 parts of graphene and 130-500 parts of solvent A. The repairing and closing agent has the advantages that the repairing and closing agent is applicable to normal-temperature, low-temperature and cross-sea salt-mist-preventing environments, and the rubber bearing external drum crack can be repaired on site; glass transition temperature can be lowered effectively, so that the repairing and closing agent is applicable to a low-temperature region; the curing speed in the normal-temperature, low-temperature and salt-mist environments can be further increased, and rubber products can be protected reliably.
Description
Technical field
The present invention relates to rubber injury repairing field, more particularly, to one kind can be suitably used for room temperature, low temperature and over strait anti-
Under salt mist environment, the formula of occlusive agent of field repair rubber support external drum crackle and its processing method.
Background technology
The load on bridge top is mainly transferred to bridge pier and adjusts between superstructure and bridge pier by bridge rubber bearing
Relative displacement, its mainly by be rubber support deformation to adjust translation and rotate.Due to rubber support product on market
Quality is uneven；And most of rubber support is based on natural rubber, natural rubber is unsaturated non-polar rubber, performance
Relatively vivaciously, there is chemical reaction in the hot oxygen easily and in ambient air outside and photooxidation；Site operation mounting technique is lack of standardization
Etc. reason, and lead to rubber support serious external drum cracking to occur in use, is cracked and aging, such as process not in time, rubber
Forfeiture is used function by glue bearing, leads to bridge deformation, causes serious consequence.Reparation in time can extend bearing and use the longevity
Life, it is to avoid or few bearing is more, has important economic implications！
The applicant 2010-03-23 have submitted title " a kind of self-vulcanized rubber, processing method and application to State Intellectual property right
Method, 201010131265.7 " patent application, this application for " do not need at the scene to hold up bridge jack, without
It is reducible for limiting road " purpose it is proposed that technical scheme below：It presses 4-8 by rubber cement and vulcanizing agent:1 weight
After uniform mixing, solidification in atmosphere forms, and the component that rubber cement includes is by weight：100 parts of chlorosulfonated polyethylene rubber,
Magnesium oxide 15-25 part, titanium dioxide 5-15 part, potter's clay 5-15 part, microwax 0.3-2 part, UV absorbent 0.1-1 part, acetic acid
Ester 400-800 part and n-butyl alcohol 50-100 part；The component that vulcanizing agent includes is by weight：Epoxy resin 20-30 part, hydrogen
Change Colophonium 5-20 part, vulcanization accelerator 1-9 part and acetone 50-80 part.After the application conversion of this technological achievement, there is glue-line crackle certainly
Major in multiple closure function, the features such as the penetration of rubber cement is strong, quick solidifying, adhesive force height, good mechanical property, ageing resistance are good；Behaviour
Make simple, with low cost, the 1% of cost deficiency replacing time.
The outer guard technology of existing rubber still suffers from following deficiency：After being usually used several years, especially live through low temperature season
" vitrification " fragility phenomenon, although the performance of rubber support body is not subject to shadow in the outer protection and repair position of (- 20～-35 DEG C)
Ring, but the reliability repairing position reduces；Two is the requirement that curing rate still can not meet construction department；Three be as use when
Between prolongation, under low temperature, salt fog working environment (as at sea or under seacoast environment, easily by salt air corrosion), repair position
There is the sign declining in the bonding strength and body between.
Content of the invention
The present invention is directed to problem above, there is provided one kind effectively can reduce vitrification point, and then adapt to and meet
The rubber support external drum crack forming mechanism occlusive agent of low temp area application and its processing method.
The technical scheme is that：
A kind of rubber support external drum crack forming mechanism occlusive agent, including rubber cement and sulfuration slurry,
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, magnesium oxide 15-25 part, maleic anhydride
Be grafted cis -1,4- polybutadiene 5-15 part, microwax 0.3-2 part, UV absorbent 0.1-1 part, age resistor 0.5-3 part,
Graphene 0.1-2 part and solvent orange 2 A 130-500 part；
The component including is starched in described sulfuration：Epoxy resin 20-30 part, hydrogenated rosin 5-20 part, sulfuration promote
Agent 1-9 part and solvent B50-200 part.
Described solvent orange 2 A includes n-butyl alcohol and/or acetone, and the oxolane accounting for described solvent orange 2 A mass ratio 40-60%.
Described solvent B is that one or more of oxolane, acetone, dimethylbenzene are arbitrarily compounding.
Described age resistor is 4,4 ,-bis- (A, A- dimethyl benzyl) diphenylamines.
Also include to diformazan Nitrobenzol 0.1-2 part and zinc methacrylate 1-5 part in described sulfuration slurry.
Described vulcanization accelerator includes cumyl peroxide 0.4-3 part, (DDC)2Zn 0.3-2.7
Part and N, N ,-penylene BMI 0.3-3.3 part.
A kind of processing method of rubber support external drum crack forming mechanism occlusive agent,
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 3-10 minute, thin logical 8-12 time of mill, jelly, park 12-
24 hours, stand-by；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, thin logical 8-12 time of mill, then make the film of 0.5-1mm, park
12-24 hour, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 6-12 hour at 15-40 DEG C, in sticky
The rubber cement shape of liquid, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：Epoxy resin, hydrogenated rosin, vulcanization accelerator and solvent B are added in reactor and mix,
Stirring and processing 0.5-1 hour at normal temperatures, is obtained sulfuration slurry, sealing preserve.
The centre being also added with assistant crosslinking agent zinc methacrylate 1-5 part and promoting bonding in the described sulfuration slurry course of processing
Body is to diformazan Nitrobenzol 0.1-2 part.
The maleic anhydride containing in the rubber cement of the present invention is grafted cis -1，4-polybutadiene, residual in grafting process
Cis -1，4-polybutadiene monomer can bridging agent uses altogether as the blending of composite, lifts the compatibility and the blending of material
The molecular flexibility of material, the submissive performance due to strand gets a promotion, thus lifting intermingling material lower temperature resistance enter one
Step reduces vitrification point, and resistance to low temperature can rise to -45 DEG C from-the 30 of original material DEG C, and vitrification point substantially reduces；
With oxolane as primary solvent, it is heterocycle organic compound, and it is one of strong polarity ethers, can be quick
Dissolving chlorinated polyethylene, makes rubber cement fast filming in use, and solidification conjunctiva speed is 15 times about of original technology, also
The peroxide accelerated cure that can be produced in atmosphere by itself, the process time of rubber cement and sulfuration slurry reduces 75% about；
Vulcanization accelerator selects vulcanizing agent cumyl peroxide, accelerator ZDC ((DDC)2Zn) and promotees
Enter agent PDM (N, N ,-penylene a BMI), the curing rate in room temperature, low temperature and salt mist environment can be improved further.
And because zinc methacrylate and main rubber are under cumyl peroxide catalysis, crosslinking rate is exceedingly fast, and bonding strength is entered
One step lifting, percentage of elongation increases, and is not easily disconnected from the body of rubber, even if sun exposure does not also ftracture, acid and alkali-resistance and salt tolerant
Mist performance also greatly promotes, so as to reliably protect to rubber.
Specific embodiment
The reparation occlusive agent of the present invention is formed by A (rubber cement), two kinds of material mixings of B (sulfuration slurry), and wherein A material is with chlorination
Polyethylene rubber is material of main part, adds and has fire-retardant, Stabilization magnesium oxide, chemical antiager, physical antioxidant crystallite
Wax and UV absorbent, and using the extremely strong oxolane of activity as primary solvent, be easy to mix with B substance at the scene
Afterwards, mechanical performance, anti-aging of cured glue body etc. can be lifted to greatest extent.By epoxy resin, hydrogenation pine in B substance
Fragrant, diformazan Nitrobenzol, zinc methacrylate are used in combination, can greatly increase in low temperature, have cured glue body in salt mist environment
Adhesive force and curing rate；Wherein vulcanization accelerator is with vulcanizing agent cumyl peroxide, accelerator ZDC (diethyl-dithio
Carbaminate) and accelerator PDM (N, N ,-penylene a BMI) be used in mixed way, room temperature, low temperature can be improved further
With the curing rate in salt mist environment.It is applied to maintenance, safeguard that rubber support etc. has on the rubber article of catabiosis, not only
A kind of connection of physical angle, due to zinc methacrylate, PDM (N, N ,-penylene a BMI), to diformazan nitro
Benzene and main rubber under cumyl peroxide catalysis, crosslinking rate pole block, bonding strength is lifted further, is not easily disconnected from rubber
The body of glue product；Percentage of elongation is big, does not ftracture under sun exposure, acid and alkali-resistance and resistance to mist, so as to reliably to rubber
Protected.The self-vulcanized rubber crack forming mechanism occlusive agent of the present invention has that penetration is strong, adhesive force is high, good mechanical property, solid
Change that fast, ageing resistance is good, low temperature resistant, salt spray resistance the features such as；Simple to operate, with low cost, the 1% of cost deficiency replacing time.
Maleic anhydride is grafted cis -1，4-polybutadiene and is blended with chlorinated polyethylene, considerably increases the molecule of Blend rubber
Submissive degree, the resistance to low temperature of lifting material, " maleic anhydride is grafted cis -1，4-polybutadiene " is in grafting process simultaneously
Cis -1，4-polybutadiene the monomer of residual can bridging agent uses altogether as the blending of composite, the compatibility of lifting material
With the molecular flexibility of intermingling material, the submissive performance due to strand gets a promotion, thus reaching intermingling material lower temperature resistance
Can, resistance to low temperature can rise to -45 DEG C from-the 30 of original material DEG C.
In rubber cement formula, age resistor used is 4,4 ,-bis- (A, A- dimethyl benzyl) diphenylamines, and this material uses in rubber
During can catch alkoxy free group and peroxy radical.Can enter into one can in the cyclic process of continuous capturing free radical and
It is not consumed.If amine antioxidants will not be due to volatilization, extraction or other physical factor are consumed, then it is with regard to energy
Enough life-time service at high temperature.So amine antioxidant effect can ensure the permanently effective use of product.
Solvent in rubber cement formula based on oxolane, due to chlorinated polyethylene (CPE) be saturation macromolecular material tool
There are excellent weather resisteant, resistance to ozone, chemical-resistant resistance and ageing-resistant performance, there is good oil resistivity, anti-flammability.Due to this material
Material saturation is high, and polarity is strong, is difficult to dissolving material itself, because oxolane is that heterocycle is organic in the Conventional solvents short time
Compound.It is one of strong polarity ethers, and rapidly dissolvable chlorinated polyethylene can form peroxide simultaneously in atmosphere,
And the peroxide optimum vulcanizing agent that is chlorinated polyethylene, can quickly dissolve chlorinated polyethylene, make solution in use
Fast filming moreover it is possible to by itself produce peroxide accelerated cure, therefore select oxolane as primary solvent.
Graphene has excellent high temperature resistant and corrosion resistance characteristic, is added in rubber cement formula, makes the present invention old to high temperature resistance
Change and Defend salt fog has excellent effect.
In sulfuration slurry formula, zinc methacrylate is rubber auxiliary curing agent, heat resistant type assistant crosslinking agent.There is acid and alkali resistance, resistance to
Oily, corrosion-resistant, resistant to elevated temperatures performance, improves the intensity of vulcanizate, improves high temperature performance.Can obtain due to being combined with rubber bodies
Salt cross-bond, substantially increases material cures and conjunctiva speed, has superior chemical bond propertiess with other rubber simultaneously.
The intermediate that diformazan Nitrobenzol is bonded as rubber cement and rubber support to be repaired in sulfuration slurry formula, plays and carries
Rise the effect of bonding force.
With reference to specific embodiment, the present invention is illustrated.
Embodiment one
The present invention includes rubber cement and sulfuration slurry,
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, 25 parts of magnesium oxide, maleic anhydride connect
Cis -5 parts of the 1，4-polybutadiene of branch, 2 parts of microwax, 1 part of UV absorbent, age resistor 4,4,-bis- (A, A- dimethylbenzyls
Base) 3 parts of diphenylamines, 2 parts of Graphene and 500 parts of solvent orange 2 A (wherein oxolane accounting 40%, that is, 200 parts, n-butyl alcohol 150
Part, 150 parts of acetone)；
The component including is starched in described sulfuration：20 parts of epoxy resin, 5 parts of hydrogenated rosin, 1 part of vulcanization accelerator
(include 0.4 part of cumyl peroxide, 0.3 part of (DDC)2Zn and N, N ,-penylene a BMI
0.3 part) and 50 parts of solvent B dimethylbenzene.
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 3 minutes, thin logical 8 times of mill, jelly, park 12 hours, treat
With；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, mill is thin to lead to 8 times, then makes the film of 0.5mm, parks 12 little
When, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 6 hours at 15 DEG C, in viscous liquid
Rubber cement shape, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：Epoxy resin, hydrogenated rosin, vulcanization accelerator and solvent B are added in reactor and mix,
Stirring and processing 0.5 hour at normal temperatures, is obtained sulfuration slurry, sealing preserve.
Embodiment two
The present invention includes rubber cement and sulfuration slurry,
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, 15 parts of magnesium oxide, maleic anhydride connect
Cis -15 parts of the 1，4-polybutadiene of branch, 0.3 part of microwax, 0.1 part of UV absorbent, age resistor 4,4,-bis- (A, A- diformazans
Base benzyl) 0.5 part of diphenylamines, 0.1 part of Graphene and 130 parts of solvent orange 2 A (include 60% be 78 parts oxolane and 40% be
52 parts of n-butyl alcohol)；
The component including is starched in described sulfuration：To 2 parts of diformazan Nitrobenzol, 2 parts of zinc methacrylate, epoxy resin
30 parts, 20 parts of hydrogenated rosin, 9 parts of vulcanization accelerator (include 3 parts of cumyl peroxide, (DDC)2Zn
2.7 parts and N, N, -3.3 parts of a penylene BMI) and solvent B200 part (150 parts of inclusion oxolane and acetone 50
Part).
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 10 minutes, thin logical 12 times of mill, jelly, park 24 hours,
Stand-by；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, mill is thin to lead to 12 times, then makes the film of 1mm, parks 24 little
When, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 12 hours at 40 DEG C, in viscous liquid
Rubber cement shape, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：Diformazan Nitrobenzol, zinc methacrylate, epoxy resin, hydrogenated rosin, sulfuration will be promoted
Agent and solvent B add mixing in reactor, stirring and processing 1 hour at normal temperatures, and sulfuration slurry, sealing preserve are obtained.
Embodiment three
The present invention includes rubber cement and sulfuration slurry,
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, 20 parts of magnesium oxide, maleic anhydride connect
10 parts of the cis -1,4- polybutadiene of branch, 1.2 parts of microwax, 0.5 part of UV absorbent, 1.8 parts of age resistor, 1.1 parts of Graphene
And 300 parts of solvent orange 2 A (including 180 parts of oxolane and and 120 parts of acetone)；
The component including is starched in described sulfuration：1 part of diformazan Nitrobenzol, 5 parts of zinc methacrylate, epoxy resin 25
Part, 13 parts of hydrogenated rosin, 5 parts of vulcanization accelerator (include 2 parts of cumyl peroxide, (DDC)2Zn 1.6
Part and N, N, -1.4 parts of a penylene BMI) and 150 parts of solvent B acetone.
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 6 minutes, thin logical 10 times of mill, jelly, park 18 hours,
Stand-by；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, mill is thin to lead to 10 times, then makes the film of 0.7mm, parks 18 little
When, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 8 hours at 25 DEG C, in viscous liquid
Rubber cement shape, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：By diformazan Nitrobenzol, zinc methacrylate, epoxy resin, hydrogenated rosin, vulcanization accelerator
Add in reactor with solvent B and mix, stirring and processing 0.7 hour at normal temperatures, sulfuration slurry, sealing preserve are obtained.
Example IV
The present invention includes rubber cement and sulfuration slurry,
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, 20 parts of magnesium oxide, maleic anhydride connect
10 parts of the cis -1,4- polybutadiene of branch, 1.2 parts of microwax, 0.5 part of UV absorbent, 1.8 parts of age resistor, 1.1 parts of Graphene
And 500 parts of solvent orange 2 A (including 300 parts of oxolane and 200 parts of n-butyl alcohol)；
The component including is starched in described sulfuration：0.1 part of diformazan Nitrobenzol, 1 part of zinc methacrylate, epoxy resin
25 parts, 13 parts of hydrogenated rosin, 5 parts of vulcanization accelerator (include 1.5 parts of cumyl peroxide, diethyldithiocar bamic acid
1.8 parts of zinc and N, N, -1.7 parts of a penylene BMI) and solvent B100 part (50 parts of inclusion oxolane and dimethylbenzene 50
Part).
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 7 minutes, thin logical 9 times of mill, jelly, park 16 hours, treat
With；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, mill is thin to lead to 11 times, then makes the film of 0.7mm, parks 15 little
When, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 8 hours at 30 DEG C, in viscous liquid
Rubber cement shape, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：By diformazan Nitrobenzol, zinc methacrylate, epoxy resin, hydrogenated rosin, vulcanization accelerator
Add in reactor with solvent B and mix, stirring and processing 0.8 hour at normal temperatures, sulfuration slurry, sealing preserve are obtained.
In above example, rubber cement and sulfuration slurry press 20：0.8～3 weight must repair occlusive agent than after uniform mixing.
Further illustrate the technique effect of the present invention with reference to experimental data.
(patent name is a kind of self-vulcanized rubber, processing to product obtained by the original patented technology of the application for the matched group
Method and application, Authorization Notice No. be CN101798427B) experimental data.
The tensile strength of mensure embodiment one to four and matched group, elongation at break, resistance to low temperature, adhesive force respectively
(bonding strength) and conjunctiva curingprocess rate and salt spray resistance, wherein conjunctiva curingprocess rate adopt field measurement to obtain, stretching
Intensity, elongation at break, resistance to low temperature, adhesive force are respectively adopted GB/T528-92, GB/T528-92, GB1682-82, GB/
Method of testing in T7760 records, and salt spray resistance is that the present invention is placed on lower 35 DEG C of the environment described in GB/T10125-2012
After lower 96 hours, measure the mechanical property change in GB/T10125-201211-g using the method for testing in GB/T528-92.
Measurement result is as shown in table 1.
Table 1 indices measurement result
Be can be seen that using oxolane as primary solvent by table, the present invention is with respect to the conjunctiva curingprocess rate of matched group
Greatly speed up, accelerate 10-15 times about than matched group；Being grafted cis -1,4- polybutadiene using maleic anhydride makes the present invention's
Resistance to low temperature strengthens to -46 DEG C from -33 DEG C of matched group, and tensile strength also greatly promotes；Using zinc methacrylate and right
The bonding strength that diformazan Nitrobenzol, PDM and the maleic anhydride cis -1,4- polybutadiene of grafting considerably increase the present invention is adhered to
Power.
Claims (8)
1. a kind of rubber support external drum crack forming mechanism occlusive agent, including rubber cement and sulfuration slurry it is characterised in that
The component that described rubber cement includes is by weight：100 parts of chlorinated polyethylene rubber, magnesium oxide 15-25 part, maleic anhydride
Be grafted cis -1,4- polybutadiene 5-15 part, microwax 0.3-2 part, UV absorbent 0.1-1 part, age resistor 0.5-3 part,
Graphene 0.1-2 part and solvent orange 2 A 130-500 part；
The component including is starched in described sulfuration：Epoxy resin 20-30 part, hydrogenated rosin 5-20 part, sulfuration promote
Agent 1-9 part and solvent B50-200 part.
2. a kind of rubber support external drum crack forming mechanism occlusive agent according to claim 1 is it is characterised in that described solvent orange 2 A
Including n-butyl alcohol and/or acetone, and the oxolane accounting for described solvent orange 2 A mass ratio 40-60%.
3. a kind of rubber support external drum crack forming mechanism occlusive agent according to claim 1 is it is characterised in that described solvent B
Arbitrarily compounding for one or more of oxolane, acetone, dimethylbenzene.
4. a kind of rubber support external drum crack forming mechanism occlusive agent according to claim 1 is it is characterised in that described age resistor
For 4,4 ,-bis- (A, A- dimethyl benzyl) diphenylamines.
5. a kind of rubber support external drum crack forming mechanism occlusive agent according to claim 1 is it is characterised in that described sulfuration is starched
In also include to diformazan Nitrobenzol 0.1-2 part and zinc methacrylate 1-5 part.
6. a kind of rubber support external drum crack forming mechanism occlusive agent according to claim 1 is it is characterised in that described sulfuration promotees
Enter agent and include cumyl peroxide 0.4-3 part, (DDC)2Zn 0.3-2.7 part and N, N ,-a penylene is double
Maleimide 0.3-3.3 part.
7. a kind of rubber support external drum crack forming mechanism occlusive agent described in a kind of claim 1 processing method it is characterised in that
The processing method of rubber cement is：
1), first chlorinated polyethylene rubber banbury is plasticated 3-10 minute, thin logical 8-12 time of mill, jelly, park 12-
24 hours, stand-by；
2), maleic anhydride is grafted cis -1,4- polybutadiene, microwax, UV absorbent, age resistor, Graphene addition
In stand-by chlorinated polyethylene rubber, with mixer mixing, thin logical 8-12 time of mill, then make the film of 0.5-1mm, park
12-24 hour, stand-by；
3), film is shredded, add equipped with the reactor of solvent orange 2 A, stirring and processing 6-12 hour at 15-40 DEG C, in sticky
The rubber cement shape of liquid, prepared rubber cement, sealing preserve；
Vulcanizing the processing method starched is：Epoxy resin, hydrogenated rosin, vulcanization accelerator and solvent B are added in reactor and mix,
Stirring and processing 0.5-1 hour at normal temperatures, is obtained sulfuration slurry, sealing preserve.
8. according to claim 7 a kind of processing method of rubber support external drum crack forming mechanism occlusive agent it is characterised in that
It is also added with assistant crosslinking agent zinc methacrylate 1-5 part in the described sulfuration slurry course of processing and promote the intermediate of bonding to diformazan nitre
Base benzene 0.1-2 part.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798427A (en) * | 2010-03-23 | 2010-08-11 | 江苏扬州合力橡胶制品有限公司 | Self-vulcanized rubber and processing method and application method thereof |
| CN105175911A (en) * | 2015-08-30 | 2015-12-23 | 衡水中铁建工程橡胶有限责任公司 | Rubber material for weather-resistant and aging-resistant plate type rubber support |
| CN105385052A (en) * | 2015-09-23 | 2016-03-09 | 南京七四二五橡塑有限责任公司 | Rubber composition of low-temperature resistant environmentally-friendly chlorinated polyethylene and preparation method thereof |
-
2016
- 2016-11-07 CN CN201610975797.6A patent/CN106432931B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101798427A (en) * | 2010-03-23 | 2010-08-11 | 江苏扬州合力橡胶制品有限公司 | Self-vulcanized rubber and processing method and application method thereof |
| CN105175911A (en) * | 2015-08-30 | 2015-12-23 | 衡水中铁建工程橡胶有限责任公司 | Rubber material for weather-resistant and aging-resistant plate type rubber support |
| CN105385052A (en) * | 2015-09-23 | 2016-03-09 | 南京七四二五橡塑有限责任公司 | Rubber composition of low-temperature resistant environmentally-friendly chlorinated polyethylene and preparation method thereof |
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