CN106589633A - Damping sound absorbing material and preparing method thereof - Google Patents
Damping sound absorbing material and preparing method thereof Download PDFInfo
- Publication number
- CN106589633A CN106589633A CN201611078287.5A CN201611078287A CN106589633A CN 106589633 A CN106589633 A CN 106589633A CN 201611078287 A CN201611078287 A CN 201611078287A CN 106589633 A CN106589633 A CN 106589633A
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- Prior art keywords
- absorbing material
- sound
- damping
- nano silver
- parts
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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
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/18—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms
- C08L23/20—Homopolymers or copolymers of hydrocarbons having four or more carbon atoms having four to nine carbon atoms
- C08L23/22—Copolymers of isobutene; Butyl rubber ; Homo- or copolymers of other iso-olefins
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- 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)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
The invention provides a damping sound absorbing material and a preparing method thereof. The damping sound absorbing material is prepared from, by weight, 100-200 parts of butyl rubber, 20-50 parts of poly-t-butyl styrene, 50-100 parts of chlorinated polyolefine, 1-10 parts of sulphur, 1-5 parts of zinc oxide, 50-100 parts of glass fiber, 1-10 parts of nano silver and 2-10 parts of anti-aging agents. The invention further discloses a preparing method of the damping sound absorbing material. The damping sound absorbing material prepared through the method has a wide use temperature range and has a certain bacteriostasis function, and the use requirement of various electronic equipment instruments can be met.
Description
Technical field
The present invention relates to sound-absorbing material technology, more particularly to a kind of damping sound-absorbing material and preparation method thereof.
Background technology
Using damping material be control vibrations and noise effective way, particularly for control various servers, computer,
Data-storage system is rotated vibrations and the noise for causing rack by fan in the information technoloy equipments such as work station, switch.
In recent years, caused by noise pollution and harm is increasingly subject to people's attention, thus also to damping material
Vibration damping, anti-acoustic capability are put forward higher requirement.The material that solid mechanical vibrational energy can be changed into heat energy and be dissipated by damping material
Material, is mainly used in vibration and noise control.Domestic existing damping material is narrow using temperature range, does not reach excellent damping in wide temperature range and subtracts
The requirement of shock stability.And long-time uses easy breed bacteria, the scope of application is little.
The content of the invention
It is an object of the present invention to be directed to above-mentioned problems, a kind of damping sound-absorbing material, the material prescription section are proposed
Learn, rationally, using temperature range width and with certain bacteria resistance function, the needs that various electronic equipment instruments are used can be met.
For achieving the above object, the technical solution used in the present invention is：One kind damping sound-absorbing material is as follows by weight proportion
Each component be prepared from：
Butyl rubber 100-200；
Poly- p-tert-butylstyrene 20-50；
Chloridized polyolefin 50-100；
Sulphur 1-10；
Zinc oxide 1-5；
Glass fibre 50-100；
Nano Silver 1-10；
Age resistor 2-10.
Further, the damping sound-absorbing material is prepared from by the following each component of weight proportion：
Butyl rubber 150-200；
Poly- p-tert-butylstyrene 20-50；
Chloridized polyolefin 80-100；
Sulphur 5-10；
Zinc oxide 1-3；
Glass fibre 80-100；
Nano Silver 1-5；
Age resistor 2-10.
Further, the antiaging agent is age resistor Sp-L and/or antioxidant D.
Further, the Nano Silver particle diameter is less than 100nm, and the preferred Nano Silver particle diameter is between 25-50nm.
Another object of the present invention additionally provides a kind of preparation method of above-mentioned damping sound-absorbing material, comprises the following steps：
（1）By butyl rubber, poly- p-tert-butylstyrene, chloridized polyolefin and glass fibre simple in double roller according to quality proportioning
Blending in rubber mixing machine；
（2）Sulphur, zinc oxide, Nano Silver, age resistor Sp-L and/or antioxidant D are blended at 30-60 DEG C；
（3）By step（1）And step（2）The material mixing for obtaining, by being molded or being extruded and processed into type, sulfuration obtains damping and inhales
Sound material.
Further, the curing temperature is 150-160 DEG C；Pressure is 10-15MPa；Time is 30-50min.
Damping sound-absorbing material scientific formulation of the invention a kind of, rationally, its preparation method is simple, easy, with prior art phase
Relatively there is advantages below：
（1）The present invention by being optimized design to each component and the content that prepare damping sound-absorbing material, obtain it is a kind of completely newly
Damping sound-absorbing material, wherein the blending damping material of rubber, chloridized polyolefin, poly- p-tert-butylstyrene and glass fibre with it is existing
Some damping materials compare, good with compatibility, and effective damping temperature range width, temperature range reaches -30-+100 DEG C, easily adjust,
There is at room temperature damping property；Additionally there is excellent acoustically effective；
（2）The present invention damping sound-absorbing material in contain Nano Silver, specifically, Nano Silver particle diameter in 25 rans, to large intestine bar
The tens of kinds of pathogenic microorganisms such as bacterium, gonococcus, chlamydia trachomatis have strong suppression and killing action, and will not produce resistance to
The property of medicine.Increased the administration field of present invention damping sound-absorbing material.
（3）Butyl rubber and glass fibre integration increased its toughness, impact resistance by present invention damping sound-absorbing material
Property；Stretching is slight >=5MPa；Elongation at break >=600%.
Specific embodiment
With reference to embodiments the present invention is further described：
Embodiment 1
Present embodiment discloses a kind of damping sound-absorbing material is prepared from by the following each component of weight proportion：
Butyl rubber 150；
Poly- p-tert-butylstyrene 50；
Chloridized polyolefin 80；
Sulphur 10；
Zinc oxide 1；
Glass fibre 100；
Nano Silver 1；
Age resistor 10.
The antiaging agent is age resistor Sp-L.The Nano Silver particle diameter is less than 100nm, the preferred nanometer silver granuel
Footpath is between 25-50nm.
The preparation method of above-mentioned damping sound-absorbing material, comprises the following steps：
（1）By butyl rubber, poly- p-tert-butylstyrene, chloridized polyolefin and glass fibre simple in double roller according to quality proportioning
Blending in rubber mixing machine；
（2）Sulphur, zinc oxide, Nano Silver, age resistor Sp-L and/or antioxidant D are blended at 30-60 DEG C；
（3）By step（1）And step（2）The material mixing for obtaining, by being molded or being extruded and processed into type, sulfuration obtains damping and inhales
Sound material.The curing temperature is 150 DEG C；Pressure is 15MPa；Time is 30min.
Dynamic mechanical test analysis is carried out to material using dynamic mechanical analyzer, test condition is：Frequency 125Hz, temperature
- 20-+120 degree Celsius of degree, as a result 2 DEG C/min of heating rate shows：The damping temperature wide ranges of the damping sound-absorbing material, temperature range
Reach -30-+100 DEG C.After testing the present invention can significantly reduce the noise of 1000-4000Hz.
Embodiment 2
Present embodiment discloses a kind of damping sound-absorbing material is prepared from by the following each component of weight proportion：
Butyl rubber 200；
Poly- p-tert-butylstyrene 20；
Chloridized polyolefin 100；
Sulphur 5；
Zinc oxide 3；
Glass fibre 80；
Nano Silver 5；
Age resistor 2.
The antiaging agent is age resistor S antioxidant Ds.The Nano Silver particle diameter is less than 100nm, the preferred nanometer
Silver granuel footpath is between 25-50nm.
The preparation method of above-mentioned damping sound-absorbing material, comprises the following steps：
（1）By butyl rubber, poly- p-tert-butylstyrene, chloridized polyolefin and glass fibre simple in double roller according to quality proportioning
Blending in rubber mixing machine；（2）Sulphur, zinc oxide, Nano Silver, age resistor Sp-L and/or antioxidant D are blended at 30-60 DEG C；
（3）By step（1）And step（2）The material mixing for obtaining, by being molded or being extruded and processed into type, sulfuration obtains damping and inhales
Sound material.The curing temperature is 155 DEG C；Pressure is 15MPa；Time is 30min.Material is entered using dynamic mechanical analyzer
Mobile state mechanical test is analyzed, and test condition is：Frequency 125Hz, -80-+120 degree Celsius of temperature, 2 DEG C/min of heating rate, knot
Fruit shows：The damping temperature wide ranges of the damping sound-absorbing material, temperature range reaches -10-+100 DEG C.After testing the present invention can significantly drop
The noise of low 1000-4000Hz.
Embodiment 3
Present embodiment discloses a kind of damping sound-absorbing material is prepared from by the following each component of weight proportion：
Butyl rubber 180；
Poly- p-tert-butylstyrene 40；
Chloridized polyolefin 90；
Sulphur 8；
Zinc oxide 2；
Glass fibre 9；
Nano Silver 4；
Age resistor 7.
The antiaging agent is age resistor Sp-L and old agent D, and both mass ratioes are 1:1.The Nano Silver particle diameter is less than
100nm, the preferred Nano Silver particle diameter is between 25-50nm.
The preparation method of above-mentioned damping sound-absorbing material, comprises the following steps：
（1）By butyl rubber, poly- p-tert-butylstyrene, chloridized polyolefin and glass fibre simple in double roller according to quality proportioning
Blending in rubber mixing machine；（2）Sulphur, zinc oxide, Nano Silver, age resistor Sp-L and/or antioxidant D are blended at 30-60 DEG C；
（3）By step（1）And step（2）The material mixing for obtaining, by being molded or being extruded and processed into type, sulfuration obtains damping and inhales
Sound material.The curing temperature is 150 DEG C；Pressure is 10MPa；Time is 50min.
Dynamic mechanical test analysis is carried out to material using dynamic mechanical analyzer, test condition is：Frequency 125Hz, temperature
- 80-+120 degree Celsius of degree, as a result 2 DEG C/min of heating rate shows：The damping temperature wide ranges of the damping sound-absorbing material, temperature range
Reach -30-+100 DEG C.After testing the present invention can significantly reduce the noise of 1000-4000Hz.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, either which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence disengaging various embodiments of the present invention technology of appropriate technical solution
The scope of scheme.
Claims (6)
1. it is a kind of to damp sound-absorbing material, it is characterised in that to be prepared from by the following each component of weight proportion：
Butyl rubber 100-200；
Poly- p-tert-butylstyrene 20-50；
Chloridized polyolefin 50-100；
Sulphur 1-10；
Zinc oxide 1-5；
Glass fibre 50-100；
Nano Silver 1-10；
Age resistor 2-10.
2. sound-absorbing material is damped according to claim 1, it is characterised in that the damping sound-absorbing material is as follows by weight proportion
Each component be prepared from：
Butyl rubber 150-200；
Poly- p-tert-butylstyrene 20-50；
Chloridized polyolefin 80-100；
Sulphur 5-10；
Zinc oxide 1-3；
Glass fibre 80-100；
Nano Silver 1-5；
Age resistor 2-10.
3. damping sound-absorbing material according to claim 1 or claim 2, it is characterised in that the antiaging agent be age resistor Sp-L and/
Or antioxidant D.
4. damping sound-absorbing material according to claim 1 or claim 2, it is characterised in that the Nano Silver particle diameter 25-50nm it
Between.
5. the preparation method of sound-absorbing material is damped described in a kind of claim 1-4 any one, it is characterised in that including following step
Suddenly：
（1）By butyl rubber, poly- p-tert-butylstyrene, chloridized polyolefin and glass fibre simple in double roller according to quality proportioning
Blending in rubber mixing machine；
（2）By sulphur, zinc oxide, Nano Silver, age resistor blending at 30-60 DEG C；
（3）By step（1）And step（2）The material mixing for obtaining, by being molded or being extruded and processed into type, sulfuration obtains damping and inhales
Sound material.
6. the preparation method of sound-absorbing material is damped according to claim 5, it is characterised in that the curing temperature is 150-
160℃；Pressure is 10-15MPa；Time is 30-50min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078287.5A CN106589633A (en) | 2016-11-30 | 2016-11-30 | Damping sound absorbing material and preparing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611078287.5A CN106589633A (en) | 2016-11-30 | 2016-11-30 | Damping sound absorbing material and preparing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106589633A true CN106589633A (en) | 2017-04-26 |
Family
ID=58594237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611078287.5A Pending CN106589633A (en) | 2016-11-30 | 2016-11-30 | Damping sound absorbing material and preparing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN106589633A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101439576A (en) * | 2008-12-18 | 2009-05-27 | 四川大学 | Method for preparing polymer-based damping composite material capable of being designed into alternate laminar structure |
| CN101807394A (en) * | 2010-04-13 | 2010-08-18 | 王艳 | Micro-nano-fiber composite layered sound-absorbing material |
| CN103113682A (en) * | 2013-02-26 | 2013-05-22 | 航天材料及工艺研究所 | Wide-temperature-domain high-damping environment-friendly damping material for electronic product and preparation method thereof |
-
2016
- 2016-11-30 CN CN201611078287.5A patent/CN106589633A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101439576A (en) * | 2008-12-18 | 2009-05-27 | 四川大学 | Method for preparing polymer-based damping composite material capable of being designed into alternate laminar structure |
| CN101807394A (en) * | 2010-04-13 | 2010-08-18 | 王艳 | Micro-nano-fiber composite layered sound-absorbing material |
| CN103113682A (en) * | 2013-02-26 | 2013-05-22 | 航天材料及工艺研究所 | Wide-temperature-domain high-damping environment-friendly damping material for electronic product and preparation method thereof |
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| PB01 | Publication | ||
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Application publication date: 20170426 |