CN108239314A - A kind of viscoelastic rubber material - Google Patents
A kind of viscoelastic rubber material Download PDFInfo
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- CN108239314A CN108239314A CN201711332968.4A CN201711332968A CN108239314A CN 108239314 A CN108239314 A CN 108239314A CN 201711332968 A CN201711332968 A CN 201711332968A CN 108239314 A CN108239314 A CN 108239314A
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- component
- components
- dcp
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- viscoelastic
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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
- C08L15/00—Compositions of rubber derivatives
- C08L15/005—Hydrogenated nitrile rubber
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3009—Sulfides
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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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of viscoelastic rubber materials.The viscoelastic rubber material includes following components, and the proportioning is quality proportioning：Nitrile rubber component 20-50, HNBR (acrylonitrile content 18%-24%) component 50-80, carbon black N550 components 30-40, mica powder component 5-10, molybdenum disulfide component 0.1-0.5, KH570 components 1, DOA components 8-20, stearine fraction 1, DCP components 1.5-3, zinc oxide component 3-5, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1, RHA 0.3.Based on the hydrogenated butyronitrile of different acrylonitrile contents, nitrile rubber, DOA (plasticized systems) cooperates with use with DCP (vulcanizing system), ensure that material can use under low temperature environment (50 DEG C), meet 50 DEG C~150 DEG C of requirement.Meet the complicated applying working condition that oil resistant, low temperature resistant, high load, low pressure become.
Description
Technical field
The present invention relates to viscoelastic rubber technical field, more particularly to a kind of viscoelastic rubber material.
Background technology
Viscoelastic rubber material product is to inhibit vibration and the noise reduced effective way that declines.With the height of aviation field equipment
Performance, high-precision develop, and the demand to different use environments vibration damping noise reduction products performance is also harsher, to viscoelastic rubber
The performance of material also proposed higher requirement.The damping viscoelastic rubber material that the country is usually used in aviation field is silica gel, fourth
Base and nitrile rubber cannot meet while be related in greasy dirt, big load-carrying, low temperature resistant environment equipment rubber material
Demand；Fluorine silicone rubber is also commonly used for resistance to greasy dirt and low temperature vibration isolation, but its is expensive, while processing performance is poor.
Current existing viscoplasticity high molecular material has the following problems：
Butyl rubber, the silastic material bad adaptability under oil resistant pendular ring border, it is difficult to meet in standard GJB150.26 and advise
Fixed organic liquid.
Costly, while elongation rate of tensile failure is smaller, with metal-metal bonding poor-performing, is unsatisfactory for severe ring for fluorine silicone rubber
Border requirement.
Thus, it is desirable to have a kind of technical solution is come at least one drawbacks described above for overcoming or at least mitigating the prior art.
Invention content
The purpose of the present invention is to provide a kind of viscoelastic rubber materials to overcome or at least mitigate the prior art at least
One drawbacks described above.
To achieve the above object, the present invention provides a kind of viscoelastic rubber material, the viscoelastic rubber material include with
Lower component, the proportioning are quality proportioning：
Nitrile rubber component 20-50, HNBR (acrylonitrile content 18%-24%) component 50-80, carbon black N550 components
30-40, mica powder component 5-10, molybdenum disulfide component 0.1-0.5, KH570 components 1, DOA components 8-20, stearic acid group
Point 1, DCP components 1.5-3, zinc oxide component 3-5, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1,
RHA 0.3。
The viscoelastic rubber material of the application adds in two fluidisation molybdenums, mica powder in the base, is assisted with size sheet filler
Regulate and control prepared material damping, effectively raise the damping capacity of damping material, material satisfaction is made to be used in vibration isolation field.
Based on the hydrogenated butyronitrile of different acrylonitrile contents, nitrile rubber, DOA (plasticized systems) and DCP (vulcanization bodies
System) collaboration use, ensure that material can use under low temperature environment (- 50 DEG C), meet -50 DEG C~150 DEG C of requirement.It is full
The complicated applying working condition that sufficient oil resistant, low temperature resistant, high load, low pressure become.
It is obtained according to GB/528 test methods：Tensile strength >=18MPa, compression set (100 DEG C of * 72h)≤
22%；According to GB/T1682 test methods, brittle temperature≤- 55 DEG C；Maximum damage is measured according to national military standard GJB981 test methods
Consume factor >=0.9,10# machinery oil (70h*23 DEG C) weight rate≤3%.Heterocycle is added in hydrogenated butyronitrile, butyl rubber
Class compound R HA can be effectively prevented mould group and develop and grow in material surface, meet mould test requirement.
Specific embodiment
It is right below in conjunction with the embodiment of the present invention to make the purpose, technical scheme and advantage that the present invention is implemented clearer
Technical solution in the embodiment of the present invention is further described in more detail.Based on the embodiments of the present invention, the common skill in this field
Art personnel all other embodiments obtained without creative efforts belong to the model that the present invention protects
It encloses..
The viscoelastic rubber material of the application includes following components, and the proportioning is quality proportioning：
Nitrile rubber component 20-50, HNBR (acrylonitrile content 18%-24%) component 50-80, carbon black N550 components
30-40, mica powder component 5-10, molybdenum disulfide component 0.1-0.5, KH570 components 1, DOA components 8-20, stearic acid group
Point 1, DCP components 1.5-3, zinc oxide component 3-5, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1,
RHA 0.3。
The viscoelastic rubber material of the application adds in two fluidisation molybdenums, mica powder in the base, is assisted with size sheet filler
Regulate and control prepared material damping, effectively raise the damping capacity of damping material, material satisfaction is made to be used in vibration isolation field.
Based on the hydrogenated butyronitrile of different acrylonitrile contents, nitrile rubber, DOA (plasticized systems) and DCP (vulcanization bodies
System) collaboration use, ensure that material can use under low temperature environment (- 50 DEG C), meet -50 DEG C~150 DEG C of requirement.It is full
The complicated applying working condition that sufficient oil resistant, low temperature resistant, high load, low pressure become.
It is obtained according to test method：Tensile strength >=18MPa, compression set (100 DEG C of * 72h)≤22%；According to
Test method, brittle temperature≤- 55 DEG C；Maximum loss factor >=0.9,10# machinery oil (70h*23 is measured according to test method
DEG C) weight rate≤3%.Heterocycle compound RHA is added in hydrogenated butyronitrile, butyl rubber, can be effectively prevented mould
Flora, which is fallen, develops and grows in material surface, meets mould test requirement.
Embodiment 1：
Nitrile rubber component 20~50, HNBR (acrylonitrile content≤24%) component 50~80, carbon black N550 components 40,
Mica powder component 5, molybdenum disulfide component 0.1, KH570 components 1, DOA components 8, stearine fraction 1, DCP components 3, zinc oxide group
Divide 5, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1, RHA：0.3.
Rubber material preparation method of the present invention includes the following steps：Mixer water flowing is cooled down, is weighed in proportion by rubber
And auxiliary agent input mixer carries out mixing, controls charging sequence.Temperature control at 100 DEG C is stirred, is cooled down, is obtained mixed
Refining glue；It is added on vulcanizing agent in open mill and carries out 5~10 times thin logical rear slice.Sizing material used after placing for 24 hours.
It is obtained according to test method：Tensile strength >=22MPa, compression set (100 DEG C of * 72h)≤15%；According to
GB/T1682 test methods, -55 DEG C of brittle temperature；Maximum loss factor >=0.9,10# machinery oil is measured according to test method
(70*23 DEG C) weight rate≤2%.
Embodiment 2：
Nitrile rubber component 20~50, HNBR (acrylonitrile content≤24%) component 50~80, carbon black N550 components 30,
Mica powder component 10, molybdenum disulfide component 0.5, KH570 components 1, DOA components 12, stearine fraction 1, DCP components 2, zinc oxide
Component 3, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1, RHA：0.3.
It is obtained according to test method：Tensile strength >=19MPa, compression set (100 DEG C of * 72h)≤18%；According to
Test method, -58 DEG C of brittle temperature.(70h*23 DEG C) weight of maximum loss factor >=1,10# machinery oil is measured according to test method
Quantitative change rate≤2%.
Embodiment 3：
Nitrile rubber component 20~50, HNBR (acrylonitrile content≤24%) component 50~80, carbon black N550 components 30,
Mica powder component 10, molybdenum disulfide component 0.5, KH570 components 1, DOA components 20, stearine fraction 1, DCP components 1.5, oxidation
Zinc component 3, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1, RHA：0.3.
It is obtained according to test method：Tensile strength >=18MPa, compression set (100 DEG C of * 72h)≤22%；According to
GB/T1682 test methods, -60 DEG C of brittle temperature.Maximum loss factor >=1.1,10# machinery oil is measured according to test method
(70h*23 DEG C) weight rate≤2.5%.
It is last it is to be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Pipe is with reference to the foregoing embodiments described in detail the present invention, it will be understood by those of ordinary skill in the art that：It is still
It can modify to the technical solution recorded in foregoing embodiments or which part technical characteristic is equally replaced
It changes；And these modifications or replacement, the essence for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution
God and range.
Claims (1)
1. a kind of viscoelastic rubber material, which is characterized in that the viscoelastic rubber material includes following components, and the proportioning is
Quality proportioning：
Nitrile rubber component 20-50, HNBR (acrylonitrile content 18%-24%) component 50-80, carbon black N550 components 30-
40th, mica powder component 5-10, molybdenum disulfide component 0.1-0.5, KH570 components 1, DOA components 8-20, stearine fraction 1,
DCP components 1.5-3, zinc oxide component 3-5, anti-aging agent RD component 1, antioxidant 4010NA component 1, paraffinic components 1, RHA
0.3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332968.4A CN108239314A (en) | 2017-12-13 | 2017-12-13 | A kind of viscoelastic rubber material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332968.4A CN108239314A (en) | 2017-12-13 | 2017-12-13 | A kind of viscoelastic rubber material |
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| CN108239314A true CN108239314A (en) | 2018-07-03 |
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| CN201711332968.4A Pending CN108239314A (en) | 2017-12-13 | 2017-12-13 | A kind of viscoelastic rubber material |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005098470A (en) * | 2002-10-17 | 2005-04-14 | Mitsuboshi Belting Ltd | Toothed belt |
| CN1690120A (en) * | 2004-03-01 | 2005-11-02 | 三菱瓦斯化学株式会社 | Resin compositions with high vibration damping ability |
| CN102977482A (en) * | 2012-12-24 | 2013-03-20 | 天津市橡胶工业研究所 | Viscoelastic damping rubber sheet and preparation method thereof |
| CN104945702A (en) * | 2015-05-21 | 2015-09-30 | 青岛科凯达橡塑有限公司 | High-performance electric-conducting rubber material for aerospace, and preparation method and application thereof |
-
2017
- 2017-12-13 CN CN201711332968.4A patent/CN108239314A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005098470A (en) * | 2002-10-17 | 2005-04-14 | Mitsuboshi Belting Ltd | Toothed belt |
| CN1690120A (en) * | 2004-03-01 | 2005-11-02 | 三菱瓦斯化学株式会社 | Resin compositions with high vibration damping ability |
| CN102977482A (en) * | 2012-12-24 | 2013-03-20 | 天津市橡胶工业研究所 | Viscoelastic damping rubber sheet and preparation method thereof |
| CN104945702A (en) * | 2015-05-21 | 2015-09-30 | 青岛科凯达橡塑有限公司 | High-performance electric-conducting rubber material for aerospace, and preparation method and application thereof |
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