CN107266730A - A kind of rub resistance rubber buffer - Google Patents
A kind of rub resistance rubber buffer Download PDFInfo
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- CN107266730A CN107266730A CN201710675022.1A CN201710675022A CN107266730A CN 107266730 A CN107266730 A CN 107266730A CN 201710675022 A CN201710675022 A CN 201710675022A CN 107266730 A CN107266730 A CN 107266730A
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- C08L7/00—Compositions of natural rubber
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08K2003/0862—Nickel
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K2003/2213—Oxides; Hydroxides of metals of rare earth metal of cerium
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- 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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- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/18—Spheres
- C08L2205/20—Hollow spheres
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Abstract
The invention provides a kind of rub resistance rubber buffer, it is made up of the raw material of following parts by weight：85~105 parts of natural rubber, 15~20 parts of sulphur, 1~3 part of accelerator, 2~4 parts of age resistor, 4~6 parts of zinc oxide, 2~5 parts of magnesia, 1~2 part of stearic acid, 50~60 parts of carbon black, 0.5~2 part of rosin, 50~60 parts of pine tar, 0.5~1.5 part of Chinese wax, 18~23 parts of iron oxide, 8~12 parts of lead orthoplumbate, 0.69~1.275 part of noise reduction agent and compound 2~6 parts of corrosion inhibitor.The present invention is using natural rubber as major ingredient, add noise reduction agent and compound corrosion inhibitor, pass through the optimization Synergistic of each group distribution ratio, the rub resistance rubber buffer of production is ensureing that natural resiliency is high, on the basis of the high basic performance of toughness, its damping noise control and corrosion resistance are greatly improved, the service life of rubber buffer is extended, replacement cost is reduced.
Description
Technical field
The present invention relates to field of rubber technology, more particularly to a kind of damping noise control, corrosion resistant rub resistance rubber buffer.
Background technology
With the development of auto industry and highway, the travel speed of automobile is greatly improved, thus pair and automobile accessories
The quality requirement of rubber seal also accordingly improve.Cushion pad, is made up of rubber more, and the species of rubber is relatively more,
The quality of natural rubber comparatively can be relatively good, because its shaping speed is than very fast, and its buffering effect for playing
Be it is extraordinary, cushion pad on hot press be generally also using the material of rubber make.But, traditional natural rubber
Glue cushion pad existed during use noise it is big, it is perishable the shortcomings of.
" a kind of production technology of buffer rubber gasket " is disclosed in Chinese patent literature, its notification number is
CN105622998A, the invention is combined the obtained rubber of blending by natural rubber with other rubber has the advantages that rubber,
Have compared to natural rubber and reduce cost, the rubber of production is cheap, elasticity is high, toughness is high, service life is long, it is not easy to
Permanent deformation.But, the rubber blanket of the invention is only suitably modified in rubber process, is not changed and is matched somebody with somebody cube
System, the corrosion resistance and damping noise control of the rubber blanket of production cannot be ensured.
The content of the invention
The present invention in order to overcome traditional rubber buffer damping noise control it is poor, it is perishable the problem of there is provided a kind of damping
Noise control, corrosion resistant rub resistance rubber buffer.
To achieve these goals, the present invention uses following technical scheme：
A kind of rub resistance rubber buffer, the rub resistance rubber buffer is made up of the raw material of following parts by weight：Natural rubber
85~105 parts, 15~20 parts of sulphur, 1~3 part of accelerator, 2~4 parts of age resistor, 4~6 parts of zinc oxide, 2~5 parts of magnesia, firmly
1~2 part of resin acid, 50~60 parts of carbon black, 0.5~2 part of rosin, 50~60 parts of pine tar, 0.5~1.5 part of Chinese wax, iron oxide 18~
23 parts, 8~12 parts of lead orthoplumbate, 0.69~1.275 part of noise reduction agent and compound 2~6 parts of corrosion inhibitor.
Preferably, the rub resistance rubber buffer is made up of the raw material of following parts by weight：100 parts of natural rubber, sulphur
18 parts of sulphur, 2 parts of accelerator, 3 parts of age resistor, 5 parts of zinc oxide, 4 parts of magnesia, 1.5 parts of stearic acid, 55 parts of carbon black, 1 part of rosin,
54 parts of pine tar, 1 part of Chinese wax, 20 parts of iron oxide, 10 parts of lead orthoplumbate, 0.69 part of noise reduction agent and compound 5 parts of corrosion inhibitor.
The elasticity of natural rubber is big, and stretching strength is high, and tear resistance and electrical insulating property are excellent, and wearability and drought tolerance are good
Good, processability is good, it is easy to which other materials are bonded, better than most synthetic rubber in terms of combination property, it is adaptable to makes rubber and delays
Punching pad.The present invention uses natural rubber for major ingredient, and sulphur further adds as vulcanizing agent, carbon black as reinforcing agent and anti-wear agent
Enter appropriate noise reduction agent and compound corrosion inhibitor, by the optimization matched between each component, cooperate with each other synergy, the antifriction of preparation
Wipe rubber buffer and ensureing that elasticity is high, on the basis of the high basic performance of toughness, greatly improve its damping noise control and corrosion resistant
Corrosion, extends the service life of rubber buffer, reduces replacement cost.
Preferably, the accelerator is one or both of altax and diphenylguanidine.
Preferably, the age resistor is one or both of antioxidant A and antioxidant D.
Preferably, the noise reduction agent is made up of the raw material of following parts by weight：0.1~0.2 part of polysiloxanes, high density is gathered
0.3~0.4 part of ethene, 0.1~0.2 part of polyurethane, 0.03~0.09 part of biomass active carbon fiber, silicon powder 0.15~0.35
Part, 0.005~0.02 part of 0.005~0.015 part of graphene and cenosphere.
Graphene is added in the formula system of noise reduction agent used in the rub resistance rubber buffer of the present invention, graphene is used as mesh
The most thin of preceding discovery, maximum intensity, electrical and thermal conductivity performance a kind of most strong novel nano-material, with excellent tensile strength and
Big specific surface area, is added it in system, can as noise reduction agent stabilizer, its principle is：Carbon inside graphene
Connection between atom is very flexible, when applying external force in graphene, carbon atom face meeting flexural deformation so that carbon atom need not be weighed
It is new to arrange to adapt to external force, so that holding structure is stable.The lattice structure of this stabilization makes graphene have outstanding thermal conductivity.
Its network structure can play a part of buffering when receiving acoustic vibration, can strengthen the sound absorption qualities of noise reduction agent.The present invention
Cenosphere outward appearance used is canescence, is a kind of loose, powder body material of good fluidity, with sound-proofing, anti-flammability, electricity absolutely
Edge is good, and density is small, the low advantage of oil absorbency, and intensity is high.Its performance is stable, good weatherability, and cheap, can
The rub resistance rubber buffer cost of noise reduction agent is reduced, large-scale application is realized.In the rub resistance rubber buffer of the present invention
Middle addition noise reduction agent, can effectively improve the damping noise control performance of rubber blanket itself.
Preferably, being filled with epoxy acrylic resin in the cenosphere.
Epoxy acrylic resin have excellent solvent resistance, resistance to acids and bases and excellent adhesive force to metal etc.,
Preferable heat endurance and electrical insulating property, colour retention etc., the rub resistance rubber buffer that can apply under high-temperature work environment,
The drawbacks of solving traditional noise reduction agent non-refractory, strengthens its application, uses rub resistance rubber buffer made from the noise reduction agent
Pad has higher sound absorption qualities, can effectively improve the damping noise control performance of rubber blanket itself.
Preferably, the compound corrosion inhibitor is made up of the raw material of following parts by weight：Far-infrared ceramic powder 1~2
Part, 0.3~1.5 part of nickel-base alloy, 0.05~2 part of nano-cerium oxide, 0.2~0.5 part of titanium alloy and amino silane 0.05~1
Part.
Compound corrosion inhibitor in inventive formulation system uses far-infrared emission material combination alloy, rare earth and organic
Thing is raw material, and can have the corrosion inhibitor prevents the effect of chemical erosion, and wherein titanium alloy has intensity height, corrosion resistance
The characteristics such as good, heat resistance height, the resistance to spot corrosion, acid etching, stress corrosion is especially strong；To alkali, chloride, chlorine organic matter
Product, nitric acid, sulfuric acid etc. have excellent resistance to corrosion, and on the one hand be applied to corrosion inhibitor can strengthen corrosion resistance,
Another aspect titanium can promote eater to decompose as catalyst, form harmless micromeritics and rub resistance rubber buffer knot
Close, strengthen the heat-resistant stability of rub resistance rubber buffer.Specific synergistic slow corrosion general principle is as follows：Electronic shock in object
Or excite, will outside discharging radiation energy, as long as all objects can all have infrared ray to external radiation more than Kelvin zero degree.With
The difference of all many conditions such as radiant body material molecules structure and temperature, its radiation wavelength is also different.In radiation wave band, when
Atom or atomic group in molecule from the vibrational state of high-energy be changed into the vibrational state of low energy when, 2.5~25 μ can be produced
M far infrared radiation, after acid corrosive liquid flows through corrosion inhibitor, in the presence of its surface free energy, corrosive liquid
Surface tension can be from 72 × 10-3N·m-1It is reduced to 60 × 10-3N·m-1.Shaken simultaneously by the activation of surface free energy, not only
The corrosive liquid of energy activated acid, makes it be not easy association, causes corrosion, and can also activate other liquid with corrosive nature
Body.One or more of the nickel-base alloy in nickel-molybdenum alloy and monel, add appropriate nickel-base alloy, and nickel-base alloy is
Corrosion resistant alloy, it has higher intensity and certain antioxidant anticorrosive at high temperature, can strengthen the steady of compound corrosion inhibitor
Qualitative and corrosion resistance, so as to strengthen the corrosion resistance of rub resistance rubber buffer of the present invention.
Preferably, the far-infrared ceramic powder is made up of the raw material of following parts by weight：0.2~0.5 part of white carbon, gold
Belong to 0.2~0.8 part of 0.6~0.7 part of oxide and silver chlorate.Wherein, metal oxide is selected from MnO2, Al2O3, in MgO and ZnO
One or more.
Preferably, the amino silane is selected from 3- aminopropyl trimethoxysilanes, 2- aminoethyl -3- aminopropyl trimethoxies
One or more in base silane and triphenylamino silane.
From amino silane as tackifier, on the amino of selected amino silane with two active hydrogens can with it is various poly-
Compound reacts, so that the combining the entirely different material tight of two kinds of properties by chemical bond so that the present invention
Compound corrosion inhibitor caking ability in system is high, practical, increases with the compatibility of the rub resistance rubber buffer of the present invention
By force, the corrosion resistance of rub resistance rubber buffer can be strengthened with each component Synergistic in rubbery system, extension uses the longevity
Life.
Therefore, the present invention has the advantages that, using natural rubber as major ingredient, adds noise reduction agent and compound corrosion suppresses
Agent, by the optimization Synergistic of each group distribution ratio, the rub resistance rubber buffer of production is ensureing that natural resiliency is high, and toughness is high
Basic performance on the basis of, greatly improve its damping noise control and corrosion resistance, extend the service life of rubber buffer,
Reduce replacement cost.
Embodiment
Below by specific embodiment, technical scheme is described in further detail.
In the present invention, if not refering in particular to, all devices and raw material are commercially available or the industry is conventional, following
Method in embodiment, is this area conventional method unless otherwise instructed.
In the embodiment of the present invention, the technique of manufacture rub resistance rubber buffer is traditional rubber buffer preparation technology,
Wherein, Vulcanization Process of Rubber is divided into two sections, and the curing temperature of first paragraph is 50 DEG C, and cure time is 3min；The vulcanization of second segment
Temperature is 80 DEG C, and cure time is 4min.
Embodiment 1
A kind of rub resistance rubber buffer, is made up of the raw material of following proportioning：Natural rubber 85g, sulphur 15g, altax
1g, antioxidant A 2g, zinc oxide 4g, magnesia 2g, stearic acid 1g, carbon black 50g, rosin 0.5g, pine tar 50g, Chinese wax 0.5g,
Iron oxide 18g, lead orthoplumbate 8g, noise reduction agent 0.69g and compound corrosion inhibitor 2g；
The component of above-mentioned noise reduction agent is：Polysiloxanes 0.1g, high density polyethylene (HDPE) 0.3g, polyurethane 0.1g, biomass active carbon
Fiber 0.03g, silicon powder 0.15g, graphene 0.005g and cenosphere (interior to be filled with epoxy acrylic resin) 0.005g；
The component of above-mentioned compound corrosion inhibitor is：Far-infrared ceramic powder 1g (white carbon 0.2g, MnO20.3g, Al2O3
0.3g, silver chlorate 0.2g), monel 0.7g, nano-cerium oxide (average grain diameter 20nm) 0.05g, titanium alloy 0.2g and 2- ammonia
The aminopropyl trimethoxysilane of ethyl -3 0.05g.
Embodiment 2
A kind of rub resistance rubber buffer, is made up of the raw material of following proportioning：Natural rubber 100g, sulphur 18g, altax
1g, diphenylguanidine 2g, antioxidant A 2g, antioxidant D 1g, zinc oxide 5g, magnesia 4g, stearic acid 1.5g, carbon black 55g, rosin
1g, pine tar 54g, Chinese wax 1g, iron oxide 20g, lead orthoplumbate 10g, noise reduction agent 0.98g and compound corrosion inhibitor 5g；
The component of above-mentioned noise reduction agent is：Polysiloxanes 0.15g, high density polyethylene (HDPE) 0.35g, polyurethane 0.15g, biomass active
Carbon fiber 0.06g, silicon powder 0.25g, graphene 0.01g and cenosphere (interior to be filled with epoxy acrylic resin) 0.01g；
The component of above-mentioned compound corrosion inhibitor is：Far-infrared ceramic powder 1.5g (white carbon 0.35g, MgO 0.65g, chlorination
Silver-colored 0.5g), nickel-molybdenum alloy 0.3g, nano-cerium oxide (average grain diameter 30nm) 2g, titanium alloy 0.4g, 3- aminopropyl trimethoxy silicon
Alkane 0.3g and triphenylamino silane 0.5g.
Embodiment 3
A kind of rub resistance rubber buffer, is made up of the raw material of following proportioning：Natural rubber 105g, sulphur 20g, diphenylguanidine
3g, antioxidant D 4g, zinc oxide 6g, magnesia 5g, stearic acid 2g, carbon black 60g, rosin 2g, pine tar 60g, Chinese wax 1.5g, oxygen
Change iron 23g, lead orthoplumbate 12g, noise reduction agent 1.275g and compound corrosion inhibitor 6g；
The component of above-mentioned noise reduction agent is：Polysiloxanes 0.2g, high density polyethylene (HDPE) 0.4g, polyurethane 0.2g, biomass active carbon
Fiber 0.09g, silicon powder 0.35g, graphene 0.015g and cenosphere (interior to be filled with epoxy acrylic resin) 0.02g.
The component of above-mentioned compound corrosion inhibitor is：Far-infrared ceramic powder 2g (white carbon 0.5g, MgO 0.3g, ZnO
0.4g, silver chlorate 0.8g), nickel-molybdenum alloy 0.8g, monel 0.7g, nano-cerium oxide (average grain diameter 40nm) 1g, titanium alloy
The aminopropyl trimethoxysilane 0.3g of 0.5g, 2- aminoethyl -3 and triphenylamino silane 0.7g.
Comparative example
Comparative example uses commercially available rubber buffer.
Performance indications to the embodiment 1-3 rub resistance rubber buffers prepared and the commercially available rubber buffer of comparative example are done
Detection, as a result as shown in table 1：
The testing result of table 1.
| Performance indications | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example |
| Shao Er hardness A/ degree | 33 | 35 | 36 | 20 |
| Breaking strength/MPa | 85.6 | 87.5 | 88.4 | 64.7 |
| Elongation at break/% | 464 | 444 | 487 | 400 |
| Corrosion inhibition rate/% | 93.5 | 95.6 | 95.7 | 70 |
| Acoustic absorptivity | 0.95 | 0.98 | 0.94 | 0.6 |
As can be seen from Table 1, the corresponding commercially available rubber buffer of rub resistance rubber buffer of the invention have higher hardness,
Breaking strength, elasticity, corrosion inhibition rate and acoustic absorptivity, with higher corrosion resistance and damping noise control.
The present invention adds noise reduction agent and compound corrosion inhibitor, passes through the excellent of each group distribution ratio using natural rubber as major ingredient
Change Synergistic, the rub resistance rubber buffer of production is ensureing that natural resiliency is high, on the basis of the high basic performance of toughness, greatly
Its damping noise control and corrosion resistance are improved greatly, the service life of rubber buffer is extended, and reduce replacement cost.
Presently preferred embodiments of the present invention is the foregoing is only, any formal limitation not is made to the present invention, not surpassed
There are other variants and remodeling on the premise of going out the technical scheme described in claim.
Claims (9)
1. a kind of rub resistance rubber buffer, it is characterised in that the rub resistance rubber buffer by following parts by weight raw material
It is made：85~105 parts of natural rubber, 15~20 parts of sulphur, 1~3 part of accelerator, 2~4 parts of age resistor, 4~6 parts of zinc oxide, oxygen
Change 2~5 parts of magnesium, 1~2 part of stearic acid, 50~60 parts of carbon black, 0.5~2 part of rosin, 50~60 parts of pine tar, Chinese wax 0.5~1.5
Part, 18~23 parts of iron oxide, 8~12 parts of lead orthoplumbate, 0.69~1.275 part of noise reduction agent and compound corrosion inhibitor 2~6
Part.
2. a kind of rub resistance rubber buffer according to claim 1, it is characterised in that the rub resistance rubber buffer
It is made up of the raw material of following parts by weight：100 parts of natural rubber, 18 parts of sulphur, 2 parts of accelerator, 3 parts of age resistor, 5 parts of zinc oxide,
4 parts of magnesia, 1.5 parts of stearic acid, 55 parts of carbon black, 1 part of rosin, 54 parts of pine tar, 1 part of Chinese wax, 20 parts of iron oxide, four oxidations three
10 parts of lead, 0.98 part of noise reduction agent and compound 5 parts of corrosion inhibitor.
3. a kind of rub resistance rubber buffer according to claim 1 or 2, it is characterised in that the accelerator is promotion
One or both of agent DM and diphenylguanidine.
4. a kind of rub resistance rubber buffer according to claim 1 or 2, it is characterised in that the age resistor is anti-old
One or both of agent A and antioxidant D.
5. a kind of rub resistance rubber buffer according to claim 1, it is characterised in that the noise reduction agent is by following weight
The raw material of part is made：0.1~0.2 part of polysiloxanes, 0.3~0.4 part of high density polyethylene (HDPE), 0.1~0.2 part of polyurethane is biological
0.03~0.09 part of matter activated carbon fiber, 0.15~0.35 part of silicon powder, 0.005~0.015 part of graphene and cenosphere
0.005~0.02 part.
6. a kind of rub resistance rubber buffer according to claim 5, it is characterised in that be filled with the cenosphere
Epoxy acrylic resin.
7. a kind of rub resistance rubber buffer according to claim 1, it is characterised in that the compound corrosion inhibitor by
The raw material of following parts by weight is made：1~2 part of far-infrared ceramic powder, 0.3~1.5 part of nickel-base alloy, nano-cerium oxide 0.05~
2 parts, 0.05~1 part of 0.2~0.5 part of titanium alloy and amino silane.
8. a kind of rub resistance rubber buffer according to claim 7, it is characterised in that the far-infrared ceramic powder by
The raw material composition of following parts by weight：0.2~0.8 part of 0.2~0.5 part of white carbon, 0.6~0.7 part of metal oxide and silver chlorate.
9. a kind of rub resistance rubber buffer according to claim 7, it is characterised in that the amino silane is selected from 3- ammonia
One or more in propyl trimethoxy silicane, 2- aminoethyl -3- aminopropyl trimethoxysilanes and triphenylamino silane.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107722382A (en) * | 2017-10-25 | 2018-02-23 | 镇江市益宝电气科技有限公司 | A kind of rub resistance rubber seal and preparation method thereof |
| CN108659278A (en) * | 2018-06-19 | 2018-10-16 | 明光市天淼新能源科技有限公司 | A kind of production method of anti-skidding polymer composite |
| CN108783716A (en) * | 2018-07-30 | 2018-11-13 | 安徽省旌德飞迅安全设备有限公司 | The buffer layer and its padded coaming used of a kind of safety cap |
| CN109466394A (en) * | 2018-10-19 | 2019-03-15 | 扬中市华龙橡塑电器有限公司 | A kind of EVA just cleans resistance to Foot-rubbing pad |
| CN109810302A (en) * | 2019-02-19 | 2019-05-28 | 江苏骆氏减震件有限公司 | A kind of damping natural rubber composition material formula |
| CN114381047A (en) * | 2022-01-26 | 2022-04-22 | 宁波磐固工程技术有限公司 | Memory rubber with high cohesiveness and preparation method and application thereof |
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| CN109810302A (en) * | 2019-02-19 | 2019-05-28 | 江苏骆氏减震件有限公司 | A kind of damping natural rubber composition material formula |
| CN114381047A (en) * | 2022-01-26 | 2022-04-22 | 宁波磐固工程技术有限公司 | Memory rubber with high cohesiveness and preparation method and application thereof |
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Application publication date: 20171020 |