CN106928511A - A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof - Google Patents
A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof Download PDFInfo
- Publication number
- CN106928511A CN106928511A CN201710169830.0A CN201710169830A CN106928511A CN 106928511 A CN106928511 A CN 106928511A CN 201710169830 A CN201710169830 A CN 201710169830A CN 106928511 A CN106928511 A CN 106928511A
- Authority
- CN
- China
- Prior art keywords
- parts
- rubber
- air inlet
- raw material
- agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/02—Copolymers with acrylonitrile
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- 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
Abstract
The invention belongs to field of rubber materials, more particularly to a kind of automobile filter air inlet bellows rubber preparing raw material；Viscous 5.5 17 parts of the reinforcement system of 100 parts of the major ingredient including parts by weight, 55 75 parts of N660 carbon blacks, 1.9 5.1 parts of vulcanizing system, rush, 13 parts of activity increase agent of plasticising, 46 parts of intensive, 39 parts of age resistor, powdered whiting 10 30, dibutyl ester 15 25,38 parts of antioxidant 1010；Wherein described major ingredient includes 60 80 parts of nitrile rubber, 20 40 parts of the fine PVC acacia gums of fourth；The present invention uses special anti-thermo-oxidative ageing system, overcome nitrile rubber and rubber and plastic alloy product heat-resistant aging it is poor shortcoming, implementation of the invention can meet technical requirements 1）Sizing material has excellent heatproof air aging performance；2）Sizing material has excellent ozone-resistant aging property；3）Rubber has the excellent C of resistance to fuel oil and resistance to No. 3 oil swell performances, it is ensured that work normal in the environment full of high-temp waste gas and oily substance, lasting.
Description
Technical field
The invention belongs to field of rubber materials, more particularly to a kind of automobile filter air inlet bellows rubber preparing raw material
And preparation method thereof.
Background technology
Air filter for automobile mainly be responsible for remove air in granulometric impurity device, reciprocating machine (internal combustion engine, it is past
Compound compression machine) work when, if in sucking air containing impurity such as dusts if will aggravate the abrasion of part, so must charge of oil it is empty
Air cleaner, it may be said that air filter is the patron saint of engine.
Most of air inlet bellows of current air filter for automobile is still to be prepared using ethylene propylene diene rubber, example
Such as number of patent application CN201510208963.5, application title《A kind of ethylene propylene diene rubber bellows material and preparation method thereof》
Patent of invention in disclose a kind of ethylene propylene diene rubber bellows material, its raw material includes by weight：EPDM, 19-28 part；
Carbon black, 6-12 parts；Fine particle calcium carbonate, 7-15 parts；Zinc oxide, 1-2 parts；Stearic acid, 0.2-0.6 parts；Age resistor, 0.1-0.3 parts；Sulphur,
0.1-0.2 parts；Accelerator, 0.3-0.4 parts；Coumarone indene resin, 0.5-1 parts；Operation oil, 6-12 parts.
The glue kind good mechanical performance, resistance to weather performance is good, but air air filter is full of high-temp waste gas and oils
Worked in the environment of material, usual product can be due to being chronically under the immersion of high temperature oils, and physical property changes greatly, shape
It is difficult to maintain, volume change is big, and causes product service life to greatly shorten.
For this reason, it is necessary to a kind of new rubbery system is researched and developed, so as to extend the service life of product.
The content of the invention
It is an object of the invention to provide a kind of automobile filter air inlet bellows rubber preparing raw material, it is intended to solve existing
There is the easily aging problem of automobile filter air inlet bellows rubber.
The present invention is achieved in that a kind of automobile filter air inlet bellows rubber preparing raw material, including weight portion
Several 100 parts of major ingredient, 55-75 parts of N660 carbon blacks, vulcanizing system 1.9-5.1 parts, promote viscous 5.5-17 part of reinforcement system, be plasticized chemokine
Agent 1-3 parts, intensive 4-6 parts, age resistor 3-9 parts, powdered whiting 10-30, dibutyl ester 15-25, antioxidant 1010 3-8 parts；
Wherein described major ingredient includes nitrile rubber 60-80 parts, 20-40 parts of fourth fine PVC acacia gums.
Preferably, nitrile rubber uses orchidization N3305 nitrile rubbers, the fine PVC acacia gums of fourth to select Hengshui Sai Kede
The fine PVC acacia gums of NVR028 fourths.Carbon black selection Cabot brand；Nitrile rubber is to alkane oil (automobile conventional gasoline, machine
Oil, diesel oil) there is splendid tolerance, the total rubber of the fine PVC of fourth belongs to rubber-plastic alloy, its both with nitrile rubber compatibility
Well, there is similar oil resistivity, and it can assign rubber good elongation at break and mobility.Antioxidant 1010 has
Beneficial to rubber by after thermo-oxidative ageing, tensile strength, the conservation rate of elongation at break, the amount of generally using are 3-8 parts.
Further technical scheme of the invention is：It is described to promote viscous reinforcement system including Si-69 and 5-15 part of 0.5-2 parts
Fume colloidal silica.Adding fume colloidal silica can improve rubber tensile strength, elongation at break, elasticity, tearing strength
And heat resistance, its surface contains silanol base Si-OH, and curingprocess rate can be postponed in acidity, coordinates Si-69 (silane coupler) right
Its surface is modified treatment, can overcome its drawback, improves its reinforcing property.It is general that 5-15 parts of white carbon is added in rubber
Substitute part carbon black.White carbon has strengthening action to rubber, assigns rubber excellent tear-proof and heat-resisting ageing resistace, but
It is to disperse because white carbon is difficult, and plays the role of to postpone vulcanization, number is added in rubber no more than 20 parts.
Further technical scheme of the invention is：The vulcanizing system includes Sulfur 0.5-1.5 parts；Vulcanizing agent DTDM
0.5-1.5 parts；Accelerant CZ 0.6-1.5 parts；0.3-0.6 parts of accelerator TT.Wherein accelerator dosage is the 1- of sulphur dosage
At 1.25 times, the use of collocation vulcanizing agent DTDM forms single, double sulfide linkage in vulcanization, assigns rubber excellent heat-resistant aging
Energy.
Further technical scheme of the invention is：The age resistor includes anti-aging agent RD 1-3 parts；Antioxidant 4010NA 1-
3 parts；1-3 parts of antioxidant A W.Wherein anti-aging agent RD is splendid to heat and the aging protection effect that causes of oxygen, antioxidant 4010NA pair
Rubber flexion, fatigue and natural weathering have significantly prevents old performance, and both consumptions obtain optimized protection effect when reaching 3-4 parts.It is anti-
Old agent AW can prevent the cracking that rubber is caused by ozone, be particularly well-suited to the rubber used under dynamic condition.
Further technical scheme of the invention is：The intensive is zinc oxide.Zinc oxide wherein used is active oxidation
Zinc (direct method), its effective content >=99.8% can significantly improve the stretching strength of sizing material in rubber compounding, improve sizing material
Crosslink density, improve sizing material hot air aging resistance, reduce product dynamic heat build up.
Further technical scheme of the invention is：The plasticising activity increase agent is stearic acid.Stearic acid is the activating agent of rubber
And plasticizer, auxiliary crosslinking is played in addition rubber, improve the effect of processability.Activated zinc oxide and stearic acid dosage reach 5-
At 7 parts, formula activation is reached most preferably.
Further technical scheme of the invention is：Also include antimitotic agent, the antimitotic agent is microwax.Microwax is being added
After rubber, can migrate to rubber surface, play a part of protective filmy layer, resist the cracking that ozone causes, microwax is old with anti-
When agent AW consumptions reach 3-4 parts, optimized protection effect is reached.
Another object of the present invention is to provide a kind of preparation of automobile filter air inlet bellows rubber preparing raw material
Method.
The method is comprised the following steps：
Step A：；Refining glue step, the refining glue step system is by the nitrile rubber 60-80 of mass fraction；The fine PVC alloys rubber of fourth
Glue 20-40 parts；Zinc oxide 4-6 parts；Stearic acid 1-3 parts；Anti-aging agent RD 1-3 parts；Antioxidant 4010NA 1-3 parts；Antioxidant 1010
3-8 parts；1-3 parts of antioxidant A W；Microwax 0.5-2 parts；Si-69 0.5-2 parts；White carbon 5-15 parts；N660 carbon blacks 55-75
Part；Powdered whiting 10-30 parts；Dibutyl ester 15-25 parts；Kneaded in input rubber internal mixer；
Step B：Step is stood, the standing step system parks the product that step A is obtained more than 8 hours at room temperature；
Step C：Plus sulphur step, it is described to add the product that sulphur step system obtains step B to be put into banbury with vulcanizing system
Glue is kneaded and leads, wherein the vulcanizing system includes Sulfur 0.5-1.5 parts；0.5-1.5 parts of vulcanizing agent DTDM；Accelerant CZ
0.6-1.5 parts；0.3-0.6 parts of accelerator TT.
Further, the step A include it is following step by step：
Step A1：The modeling of nitrile rubber is practiced, and the modeling of the nitrile rubber practices step system and nitrile rubber is put into 18 cun of rubber
Plasticated in mill, roller temperature is not higher than 50 DEG C, and roll spacing is adjusted to minimum, carried out thin logical 10-12 times；Roll spacing is adjusted to 3-4mm, left
Each three times of right cutter, 4h is parked in clot；
Step A2：Major ingredient mixing step, the major ingredient mixing step system plasticates the fine PVC acacia gums of fourth and step A1
Nitrile rubber put into 110L rubber internal mixers mixing, 100-120 DEG C of melting temperature, mixing time 3-4 minutes together；
Step A3：Hardening agent mixing step, the hardening agent mixing step system by zinc oxide, stearic acid, three kinds of age resistor,
Microwax, Si-69 are added in the banbury of step A2, mixing time 1.5-3 minutes, 80-110 DEG C of melting temperature；
Step A4：Carbon black mixing step, the carbon black mixing step system just white carbon, carbon black N660 and dibutyl ester are added
To in the banbury of step A3, mixing time 4-6 minutes, 100-120 DEG C of melting temperature；
Step A5：Sizing material process step, the transferred product that the sizing material process step system will obtain in step A4 is to 22 cun
In mill, temperature is not higher than 50 DEG C, and roll spacing is adjusted to minimum, carries out the operation of machine automatic turning glue, turns over the glue time for 4-5 minutes,
Then roll spacing is adjusted to 6-8mm, each three slices of left and right cutter.
Further, the step C include it is following step by step：
Step C1：Vulcanization mixing step, the vulcanization mixing step system is by sulphur, vulcanizing agent DTDM, accelerant CZ, promotion
The product that agent TT and step B is obtained is added in 110L banburies, 80-100 DEG C of melting temperature, mixing time 40-60 seconds；
Step C2：Glue step is led, the glue step system that leads goes in mill the product that step C1 is obtained, roller temperature
Less than 50 DEG C, roll spacing is adjusted to minimum, carries out machine and leads glue operation automatically, leads the glue time for 4-5 minutes, and then roll spacing is adjusted to 6-
8mm, each three slices of left and right cutter.
The specific composition of each material mentioned in this programme is summarized as follows：Carbon black N220, N330, N550, N660 are
The model of rubber black, the foundation of division is mainly to coordinate based on the curingprocess rate and particle diameter of sizing material come what is divided, also includes
Including structure degree.Intemational Nomenclature method is four characters, and first character is N or S, N represent normal curingprocess rate, S tables
Show improper curingprocess rate.N100 series particle diameters be 11-19, N200 series particle diameters be 20-25, N300 series particle diameters be 26-
30, N600 serial particle diameters are 49-60 etc..Structure is high or structure is low, and most end double figures is different, such as:N330 belongs to normal vulcanization
The high wear-resistant carbon black of speed, N375 then belongs to the structure high wear-resistant carbon black high of normal curingprocess rate.Carbon black is mainly used in rubber work
Industry, such as tire, tire, rubber overshoes, cable, sealing ring, adhesive tape, all kinds of rubbers in V-belt, it plays benefit in rubber
Strong and filling effect.Next can be used for other relevant industries, such as plastics industry, and it makees toner, ultraviolet in plastic article of manufacture
Photomask agent etc., wherein, N220 is applied to various rubber, and wearability 10%-20% higher than N330 can assign micelle glue drawing high
Intensity and tearing toughness are stretched, and has certain electric conductivity.It is mainly used in load-carrying tire, the tread rubber of riding tire, and needs high-strength
Degree, the rubber of high abrasion.N330 is a kind of good carbon black of reinforcing property, can assign the preferable strength and extension property of micelle, resist
Tear resistance, wearability and elasticity.It is mainly used in tire tread, cord ply compound, sidewall and various mechanical rubber goods.N550 is applicable
In natural rubber and various synthetic rubber, easily dispersion can assign sizing material very property higher, and extruder rate is fast, and mouth-type expansion is small, pressure
Go out surface smooth.The high-temperature behavior and heat conductivility of vulcanizate are good, and reinforcing property, elasticity and restoration are also preferable.It is main to use
In cotton tyre cord glue, sidewall, the inner tube of a tyre and extrusion, rolled products sizing material.N660 this product is applied to various rubber, with half reinforcement carbon
Black to compare, with structure higher, particle is thinner, easily disperses in sizing material, the tensile strength of vulcanizate, tearing toughness and fixed
Stretch stress higher, and deform small, heat is low, it is elastic and it is resistance to bend disturb it is functional.It is mainly used in tire wheel curtain adhesive plaster, the inner tube of a tyre, voluntarily
Car, sebific duct, adhesive tape, cable, footwear and rolled products, moldings etc..
Anti-aging agent RD is 2,2,4- trimethyl -1,2- dihyaroquinoline condensates；Antioxidant A W is 6- ethyoxyls -2,2,4-
Trimethyl -1,2- dihyaroquinolines；Antioxidant 4010NA is N- isopropyls-N '-diphenyl-para-phenylene diamine；Antioxidant 1010 is four
[β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester；The entitled double-[γ-(three of silane coupler Si-69 chemistry
Ethyoxyl silicon) propyl group] tetrasulfide；Vulcanizing agent DTDM is 4,4`- dimorpholinyl disulfides；Accelerant CZ is N- cyclohexyl -2- benzene
And thiazolesulfenamide；Accelerator TT is the thio acyl of peroxy dicarbonate two of tetramethyl；Altax is 2, the thio hexichol of 2'- bis-
And thiazole；Vulcanizing agent BZ is dithiocar-bamate；Captax is MBT.
The beneficial effects of the invention are as follows：Implementation of the invention can meet technical requirements 1) sizing material has excellent heat-resisting oxygen
Ageing properties；2) sizing material has excellent ozone-resistant aging property；3) rubber has the excellent C of resistance to fuel oil and resistance to No. 3 oil swells
Performance.Ensure to be full of high-temp waste gas with work normal, lasting in the environment of oily substance.
Specific embodiment
The invention provides a kind of automobile filter air inlet bellows rubber preparing raw material, the raw material is included according to quality
The following component of number metering：60-80 parts of orchidization N3305 nitrile rubbers；The Hengshui fine PVC acacia gums of Sai Kede NVR028 fourths
20-40 parts；Zinc oxide 4-6 parts；Stearic acid 1-3 parts；Anti-aging agent RD 1-3 parts；Antioxidant 4010NA 1-3 parts；Antioxidant 1010 3-
8 parts；1-3 parts of antioxidant A W；Microwax 0.5-2 parts；Si-69 0.5-2 parts；White carbon 5-15 parts；Cabot N660 carbon blacks 55-
75 parts；Powdered whiting 10-30 parts；Dibutyl ester 15-25 parts；Sulfur 0.5-1.5 parts；0.5-1.5 parts of vulcanizing agent DTDM；Promote
0.6-1.5 parts of agent CZ；0.3-0.6 parts of accelerator TT.
The present invention uses 60-80 parts of orchidization N3305 nitrile rubbers, the fine PVC acacia gums 20- of Hengshui Sai Kede NVR028 fourths
40 parts of rubber material of main parts as rubber, nitrile rubber has splendid to alkane oil (automobile conventional gasoline, machine oil, diesel oil)
Tolerance, the total rubber of the fine PVC of fourth belongs to rubber-plastic alloy, and it is both good with nitrile rubber compatibility, there is similar
Oil resistivity, and it can assign rubber good elongation at break and mobility.
The activating agent that the present invention is used is zinc oxide and stearic acid, wherein zinc oxide used is (direct activated zinc oxide
Method), its effective content >=99.8% can significantly improve the stretching strength of sizing material in rubber compounding, improve the crosslinking of sizing material
Density, improves sizing material hot air aging resistance, reduces product dynamic heat build up.Stearic acid is the activating agent and plasticizer of rubber, plus
To enter play in rubber auxiliary crosslinking, improve the effect of processability.When activated zinc oxide and stearic acid dosage reach 5-7 parts, to matching somebody with somebody
Square activation reaches most preferably.
The present invention uses 1-3 parts of anti-aging agent RD；Antioxidant 4010NA 1-3 parts；Antioxidant A W1-3 parts；Microwax 0.5-2
Part；Wherein anti-aging agent RD is splendid to heat and the aging protection effect that causes of oxygen, and antioxidant 4010NA has significantly anti-to natural weathering
Old technical ability, both consumptions obtain optimized protection effect when reaching 3-4 parts.After antioxidant 1010 is conducive to rubber to receive thermo-oxidative ageing,
The conservation rate of tensile strength, elongation at break, the amount of generally using is 3-8 parts.Antioxidant A W can prevent rubber by ozone
The cracking for causing, microwax can be migrated to rubber surface after rubber is added, and play a part of protective filmy layer, resist ozone
When the cracking for causing, microwax and antioxidant A W consumptions reach 3-4 parts, optimized protection effect is reached.
5-15 parts of the filler white carbon that the present invention is used, white carbon has strengthening action to rubber, assigns rubber excellent
Tear-proof and heat-resisting ageing resistace, but disperse because white carbon is difficult, and play the role of to postpone vulcanization, added in rubber
Number is no more than 20 parts.
The present invention is using Sulfur 0.5-1.5；Vulcanizing agent DTDM 0.5-1.5 accelerant CZs 0.6-1.5；Accelerator TT 0.3-
0.6.Wherein accelerator dosage for 1-1.25 times of sulphur dosage when, the use of collocation vulcanizing agent DTDM, formed in vulcanization it is single,
Cystine linkage, assigns rubber excellent heat aging property.
Next specific mixing step of the invention is introduced, the automobile filter of this programme is standby with air inlet bellows rubber system
Raw material is made up of following preparation process：
1) refining glue：
The first step：Plasticated during nitrile rubber is put into 18 cun of rubber mixing mills, roller temperature is not higher than 50 DEG C, and roll spacing is adjusted to
Minimum, is carried out thin logical 10-12 times.Roll spacing is adjusted to 3-4mm, each three times of left and right cutter, and 4h is parked in clot；
Second step：Put into together with the nitrile rubber that the fine PVC acacia gums of fourth and the first step are plasticated close to 110L rubber
Kneaded in mill, 100-120 DEG C of melting temperature, mixing time 3-4 minutes；
3rd step：Zinc oxide, stearic acid, age resistor, microwax, Si-69 are added in the banbury of second step, are kneaded
Time 1.5-3 minutes, 80-110 DEG C of melting temperature；
4th step：White carbon, carbon black N660 and dibutyl ester are added in the banbury of the 3rd step, mixing time 4-6 points
Clock, 100-120 DEG C of melting temperature；
5th step：The sizing material that 4th step is kneaded is transferred in 22 cun of mills, temperature is not higher than 50 DEG C, and roll spacing is adjusted to
Minimum, carries out machine and leads glue operation automatically, leads the glue time for 4-5 minutes, and then roll spacing is adjusted to 6-8mm, each three times of left and right cutter
Slice；
2) park：Step 1) sizing material that kneads parks at least 8 hours at room temperature；
3) sulphur is added：Sulfur, vulcanizing agent, accelerator and the elastomeric compound for having parked are added in 110L banburies, are kneaded
80-100 DEG C of temperature, mixing time 40-60 seconds, then goes in mill, and roller temperature is less than 50 DEG C, and roll spacing is adjusted to minimum,
Carry out machine and lead glue operation automatically, lead the glue time for 4-5 minutes, then roll spacing is adjusted to 6-8mm, each three slices of left and right cutter.
This programme is further explained followed by specific embodiment.Each mass component of specific embodiment 1-3 makes
Consumption is concentrated in table 1.
Table 1：
| Sequence number | Component | 1/ part of example | 2/ part of example | 3/ part of example |
| 1 | Nitrile rubber 3305 | 60 | 70 | 80 |
| 2 | The fine PVC alloys of fourth | 40 | 30 | 20 |
| 3 | Zinc oxide (direct method) | 5 | 5 | 6 |
| 4 | Stearic acid | 1 | 2 | 1 |
| 5 | Anti-aging agent RD | 1.5 | 1.5 | 2 |
| 6 | Antioxidant 4010NA | 2.5 | 2.5 | 2 |
| 7 | Antioxidant A W | 1 | 1.5 | 1.5 |
| 8 | Microwax | 2 | 2 | 2 |
| 9 | Si-69 | 2 | 1 | 2 |
| 10 | White carbon | 10 | 5 | 10 |
| 11 | N660 carbon blacks | 65 | 60 | 65 |
| 12 | Powdered whiting | 20 | 20 | 10 |
| 13 | Dibutyl ester | 20 | 15 | 18 |
| 14 | Sulfur | 1.0 | 1.2 | 1.5 |
| 15 | Accelerant CZ | 1.2 | 1.2 | 1.2 |
| 16 | Accelerator TT | 0.4 | 0.4 | 0.4 |
| 17 | Vulcanizing agent DTDM | 1 | 0.8 | 0.8 |
The performance of the sizing material obtained in embodiment 1-3 is as shown in table 2.
Table 2
From the point of view of the result of table 2, using examples detailed above arrangements raw material, elastomeric material hot-air aging resistance, resistance to ozone
Aging, resistance to liquid (fuel oil C, No. 3 oil) are significantly improved.
Automobile filter air inlet bellows rubber compounding proposed by the present invention is described in detail more than, this
The implementation of invention can meet technical requirements 1) sizing material has excellent heatproof air aging performance；2) sizing material has excellent resistance to smelly
Oxidative aging energy；3) rubber has the excellent C of resistance to fuel oil and resistance to No. 3 oil swell performances.Ensure full of high-temp waste gas and oils thing
Work normal in the environment of matter, lasting.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Any modification, equivalent and improvement made within god and principle etc., should be included within the scope of the present invention.
Claims (10)
1. a kind of automobile filter air inlet bellows rubber preparing raw material, it is characterised in that：Major ingredient 100 including parts by weight
Part, 55-75 parts of N660 carbon blacks, vulcanizing system 1.9-5.1 parts, promote viscous 5.5-17 part of reinforcement system, 1-3 parts of activity increase agent of plasticising, add
Strong 4-6 parts of agent, age resistor 3-9 parts, powdered whiting 10-30, dibutyl ester 15-25, antioxidant 1010 3-8 parts；Wherein described master
Material includes nitrile rubber 60-80 parts, 20-40 parts of fourth fine PVC acacia gums.
2. automobile filter according to claim 1 air inlet bellows rubber preparing raw material, it is characterised in that：The rush
Viscous reinforcement system includes the fume colloidal silica of Si-69 and 5-15 part of 0.5-2 parts.
3. automobile filter according to claim 1 air inlet bellows rubber preparing raw material, it is characterised in that：The sulphur
Change system includes Sulfur 0.5-1.5 parts；0.5-1.5 parts of vulcanizing agent DTDM；Accelerant CZ 0.6-1.5 parts；Accelerator TT 0.3-
0.6 part.
4. automobile filter according to claim 1 air inlet bellows rubber preparing raw material, it is characterised in that：It is described anti-
Old agent includes anti-aging agent RD 1-3 parts;Antioxidant 4010NA 1-3 parts；1-3 parts of antioxidant A W.
5., according to any described automobile filter air inlet bellows rubber preparing raw material in claim 1-4, its feature exists
In：The intensive is zinc oxide.
6., according to any described automobile filter air inlet bellows rubber preparing raw material in claim 1-4, its feature exists
In：The plasticising activity increase agent is stearic acid.
7., according to any described automobile filter air inlet bellows rubber preparing raw material in claim 1-4, its feature exists
In：Also include 0.5-2 parts of antimitotic agent, the antimitotic agent is microwax.
8. a kind of automobile filter preparation method of air inlet bellows rubber preparing raw material, it is characterised in that including following step
Suddenly：
Step A：；Refining glue step, the refining glue step system is by the nitrile rubber 60-80 of mass fraction；The fine PVC acacia gums of fourth
20-40 parts；Zinc oxide 4-6 parts;Stearic acid 1-3 parts;Anti-aging agent RD 1-3 parts;Antioxidant 4010NA 1-3 parts；Antioxidant 1010
3-8 parts；1-3 parts of antioxidant A W；Microwax 0.5-2 parts；Si-69 0.5-2 parts;White carbon 5-15 parts；N660 carbon blacks 55-75
Part；Powdered whiting 10-30 parts；Dibutyl ester 15-25 parts；Kneaded in input rubber internal mixer；
Step B：Step is stood, the standing step system parks the product that step A is obtained more than 8 hours at room temperature；
Step C：Plus sulphur step, the product for adding sulphur step system to obtain step B and vulcanizing system are put into mixing in banbury
And glue is led, wherein the vulcanizing system includes Sulfur 0.5-1.5 parts；0.5-1.5 parts of vulcanizing agent DTDM；Accelerant CZ 0.6-
1.5 parts；0.3-0.6 parts of accelerator TT.
9. the automobile filter according to claim 8 preparation method of air inlet bellows rubber preparing raw material, its feature
Be, the step A include it is following step by step：
Step A1：The modeling of nitrile rubber is practiced, and the modeling of the nitrile rubber practices step system and nitrile rubber is put into 18 cun of rubber mills
Plasticated in machine, roller temperature is not higher than 50 DEG C, and roll spacing is adjusted to minimum, carried out thin logical 10-12 times；Roll spacing is adjusted to 3-4mm, and left and right is cut
Each three times of knife, 4h is parked in clot；
Step A2：Major ingredient mixing step, the fourth that the major ingredient mixing step system plasticates the fine PVC acacia gums of fourth and step A1
Nitrile rubber puts into 110L rubber internal mixers mixing, 100-120 DEG C of melting temperature, mixing time 3-4 minutes together；
Step A3：Hardening agent mixing step, the hardening agent mixing step system is by zinc oxide, stearic acid, three kinds of age resistor, crystallites
Wax, Si-69 are added in the banbury of step A2, mixing time 1.5-3 minutes, 80-110 DEG C of melting temperature；
Step A4：Carbon black mixing step, the carbon black mixing step system just white carbon, carbon black N660 and dibutyl ester are added to step
In the banbury of rapid A3, mixing time 4-6 minutes, 100-120 DEG C of melting temperature；
Step A5：Sizing material process step, the transferred product that the sizing material process step system will obtain in step A4 to 22 cun of mills
On machine, temperature is not higher than 50 DEG C, and roll spacing is adjusted to minimum, carries out the operation of machine automatic turning glue, turns over the glue time for 4-5 minutes, then
Roll spacing is adjusted to 6-8mm, each three slices of left and right cutter.
10. the preparation method of air inlet bellows rubber preparing raw material of automobile filter according to claim 8 or claim 9, its
Be characterised by, the step C include it is following step by step：
Step C1：Vulcanization mixing step, the vulcanization mixing step system is by sulphur, vulcanizing agent DTDM, accelerant CZ, accelerator
The product that TT and step B is obtained is added in 110L banburies, 80-100 DEG C of melting temperature, mixing time 40-60 seconds；
Step C2：Glue step is led, the glue step system that leads goes in mill the product that step C1 is obtained, and roller temperature is less than
50 DEG C, roll spacing is adjusted to minimum, carries out machine and leads glue operation automatically, leads the glue time for 4-5 minutes, and then roll spacing is adjusted to 6-8mm, left
Right each three slices of cutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710169830.0A CN106928511A (en) | 2017-03-21 | 2017-03-21 | A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710169830.0A CN106928511A (en) | 2017-03-21 | 2017-03-21 | A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106928511A true CN106928511A (en) | 2017-07-07 |
Family
ID=59432889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710169830.0A Pending CN106928511A (en) | 2017-03-21 | 2017-03-21 | A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106928511A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107686576A (en) * | 2017-09-18 | 2018-02-13 | 无锡市永兴金属软管有限公司 | A kind of automobile using bellows rubber mass and preparation method thereof |
| US10160313B1 (en) | 2018-04-04 | 2018-12-25 | Ford Motor Company Brasil Ltda | Biodiesel resistant PVC/NBR rubber composition |
| US10166863B1 (en) | 2018-04-04 | 2019-01-01 | Ford Motor Company Brasil Ltda | Biodiesel resistant PVC/NBR rubber composition |
| CN109517235A (en) * | 2018-11-07 | 2019-03-26 | 太仓冠联高分子材料有限公司 | A kind of effective NBR rubber compound of engine charge and preparation method thereof |
| CN110982135A (en) * | 2019-12-18 | 2020-04-10 | 安徽京鸿密封件技术有限公司 | Oil filler flange gasket and production process thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467797A (en) * | 2013-09-30 | 2013-12-25 | 漯河市利通橡胶有限公司 | Inner rubber new material of engineering machinery hydraulic knitted rubber hose and method for preparing same |
| CN103724730A (en) * | 2013-12-20 | 2014-04-16 | 柳州日高橡胶制品有限责任公司 | Rubber and preparation method thereof |
| JP2014152311A (en) * | 2013-02-13 | 2014-08-25 | Bridgestone Corp | Rubber composition for hose and hose |
| CN105602040A (en) * | 2016-01-28 | 2016-05-25 | 漯河市邦威橡胶有限公司 | High-pressure braided-hose inner-layer rubber and preparing method thereof |
| CN105949540A (en) * | 2016-05-18 | 2016-09-21 | 衡水吉地尔特种胶管有限公司 | Hose lining material for ultrahigh-pressure wire-wound hydraulic hose and preparation method of hose lining material |
-
2017
- 2017-03-21 CN CN201710169830.0A patent/CN106928511A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014152311A (en) * | 2013-02-13 | 2014-08-25 | Bridgestone Corp | Rubber composition for hose and hose |
| CN103467797A (en) * | 2013-09-30 | 2013-12-25 | 漯河市利通橡胶有限公司 | Inner rubber new material of engineering machinery hydraulic knitted rubber hose and method for preparing same |
| CN103724730A (en) * | 2013-12-20 | 2014-04-16 | 柳州日高橡胶制品有限责任公司 | Rubber and preparation method thereof |
| CN105602040A (en) * | 2016-01-28 | 2016-05-25 | 漯河市邦威橡胶有限公司 | High-pressure braided-hose inner-layer rubber and preparing method thereof |
| CN105949540A (en) * | 2016-05-18 | 2016-09-21 | 衡水吉地尔特种胶管有限公司 | Hose lining material for ultrahigh-pressure wire-wound hydraulic hose and preparation method of hose lining material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107686576A (en) * | 2017-09-18 | 2018-02-13 | 无锡市永兴金属软管有限公司 | A kind of automobile using bellows rubber mass and preparation method thereof |
| US10160313B1 (en) | 2018-04-04 | 2018-12-25 | Ford Motor Company Brasil Ltda | Biodiesel resistant PVC/NBR rubber composition |
| US10166863B1 (en) | 2018-04-04 | 2019-01-01 | Ford Motor Company Brasil Ltda | Biodiesel resistant PVC/NBR rubber composition |
| CN109517235A (en) * | 2018-11-07 | 2019-03-26 | 太仓冠联高分子材料有限公司 | A kind of effective NBR rubber compound of engine charge and preparation method thereof |
| CN110982135A (en) * | 2019-12-18 | 2020-04-10 | 安徽京鸿密封件技术有限公司 | Oil filler flange gasket and production process thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106947121A (en) | A kind of automobile engine suspension soft pad rubber preparing raw material and preparation method thereof | |
| CN106928511A (en) | A kind of automobile filter air inlet bellows rubber preparing raw material and preparation method thereof | |
| CN106905621A (en) | A kind of automatic buffer cushion block rubber preparing raw material and preparation method thereof | |
| JP5687195B2 (en) | Rubber mixture with environmentally friendly softener | |
| KR101012033B1 (en) | Rubber Composition for Carcass Ply or Band and Pneumatic Tire Using the Same | |
| JP5218933B2 (en) | Rubber composition for sidewall, method for producing the same, and pneumatic tire | |
| JP4901591B2 (en) | Rubber composition for sidewall and pneumatic tire using the same | |
| JP5480588B2 (en) | Pneumatic tire | |
| EP2151476A1 (en) | Rubber composition for tire and pneumatic tire | |
| JP4938562B2 (en) | Rubber composition and pneumatic tire using the same | |
| JP2014218096A (en) | Pneumatic tire | |
| KR20100017811A (en) | Ply, clinch and tread formed using specified rubber composition, and pneumatic tire utilizing them | |
| CN105754157B (en) | A kind of automobile chassis bush rubber composition | |
| JP2008291091A (en) | Rubber composition for inner liner and pneumatic tire obtained by using the same | |
| JP2009007408A (en) | Rubber composition for adhesion of steel cord and pneumatic tire using the same | |
| JP5212769B2 (en) | Rubber composition for clinch and pneumatic tire using the same | |
| JP6174921B2 (en) | tire | |
| JP5403399B2 (en) | Rubber composition and tire using the same | |
| JP5510821B2 (en) | Vulcanized rubber composition for tire and pneumatic tire using the same | |
| CN108641127A (en) | A kind of silicon substrate heat resistant rubber and preparation method thereof for gear box suspension | |
| JP5299733B2 (en) | Rubber composition and method for producing pneumatic tire | |
| JP4081182B2 (en) | Rubber composition for reinforcing bead part | |
| JP5025968B2 (en) | Rubber composition for coating steel cord | |
| JP2017137436A (en) | Pneumatic tire | |
| JP2008291065A (en) | Rubber composition for bead apex, and pneumatic tire |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170707 |
|
| RJ01 | Rejection of invention patent application after publication |