CN106084867A - A kind of high damping visco-elastic composite for high-temperature-range and preparation method thereof - Google Patents
A kind of high damping visco-elastic composite for high-temperature-range and preparation method thereof Download PDFInfo
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- CN106084867A CN106084867A CN201610401746.2A CN201610401746A CN106084867A CN 106084867 A CN106084867 A CN 106084867A CN 201610401746 A CN201610401746 A CN 201610401746A CN 106084867 A CN106084867 A CN 106084867A
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Abstract
The present invention discloses a kind of high damping visco-elastic composite for high-temperature-range, is made up of macromolecule matrix material, functional filler, plasticizer and reinforcement material, and described macromolecule matrix material is soluble resin matrix material；Described functional filler is Graphene or multi-walled carbon nano-tubes, weight is macromolecule matrix material weight the 1 5% of its addition；Described plasticizer is the one in Pyromellitic Acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or dioctyl phthalate, weight is macromolecule matrix material weight the 20 50% of its addition；Described reinforcement material is alkali-free glass fiber cloth or carbon fibre initial rinse fabric.The composite that the present invention provides 200 250 DEG C temperature range, in the frequency range of 10 300Hz, there is higher fissipation factor, it is possible to effectively reduce high temperature position vibration and noise, and its preparation technology simple possible, it is possible to meet practical engineering application.
Description
Technical field
The invention belongs to macromolecule composite damping material technical field, be specifically related to one and control for high-temperature-range vibration and noise reducing
High damping visco-elastic composite of reason and preparation method thereof.
Background technology
One of Main Means of vibration and noise reducing Treatment process is to be administered one layer of damping material of surface mount at position, carrying
The structural damping of high whole system, thus reach the purpose of vibration and noise reducing.This is a kind of economical and effective method.Due to viscous
Elastomeric material has higher fissipation factor, and effectiveness in vibration suppression is notable, the most currently mainly uses visco-elastic damping material to subtract
Shake Noise Treatment, has suppression system vibration, reduces the effect of vibration noise level.The matrix material of visco-elastic damping material is many
For elastomeric material, its glass transition temperature is relatively low, and its effective operating temperature is many near room temperature.Viscoelastic damping material under high temperature
The damping capacity of material will be by strong influence, and its maximum operation (service) temperature of visco-elastic damping material of report is 200 DEG C at present, and
At 200 DEG C, the fissipation factor of material is relatively low, there is no the relevant report of the visco-elastic damping material higher more than 200 DEG C and fissipation factor
Road.Report about high temperature visco-elastic damping material uses resistant to elevated temperatures organic silicon rubber material to be matrix material mostly, but
The fissipation factor of organosilicon material is relatively low, needs to use blended or copolymerization modification mode to improve its damping capacity, but causes material
Material complicated process of preparation and modified effect are limited.Some needs the high temperature position administered, and the temperature such as high-temperature steam pipeline is higher,
Its operating temperature is more than 200 DEG C, and maximum temperature is up to 250 DEG C, far beyond the normal work of general visco-elastic damping material
Making and use temperature range, visco-elastic damping material the most no longer possesses damping capacity, does not has the effect of vibration and noise reducing.For temperature
Spend and be always technological difficulties at 200 DEG C with the high temperature resistant visco-elastic damping material of upper bit application, can consult reference materials both at home and abroad
Document is extremely limited.
Summary of the invention
In order to solve more than the 200 DEG C technical problems without high-performance visco-elastic damping material, the present invention provides one to be used for
High damping visco-elastic composite of high-temperature-range and preparation method thereof, this composite 200-250 DEG C temperature range,
In the frequency range of 10-300Hz, there is higher fissipation factor, it is possible to effectively reduce high temperature position vibration and noise, and its system
Standby technique simple possible, it is possible to meet practical engineering application.
The technical solution adopted in the present invention is: a kind of high damping visco-elastic composite for high-temperature-range, by high score
Sub-matrix material, functional filler, plasticizer and reinforcement material are made, and described macromolecule matrix material is soluble resin
Matrix material；Described functional filler is Graphene or multi-walled carbon nano-tubes, and its weight added is macromolecule matrix material
The 1-5% of material weight；Described plasticizer is Pyromellitic Acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or phthalic acid two
One in monooctyl ester, its 20-50% that weight is macromolecule matrix material weight added；Described reinforcement material is alkali-free glass
Glass fiber cloth or carbon fibre initial rinse fabric.
As the further optimization of a kind of high damping visco-elastic composite for high-temperature-range of the present invention, described high score
The glass transition temperature of sub-matrix material is overlapping with operating temperature interval.
As the further optimization of a kind of high damping visco-elastic composite for high-temperature-range of the present invention, described high score
Sub-matrix material contains bigger side base, and side base is xenyl or carbazyl.
As the further optimization of a kind of high damping visco-elastic composite for high-temperature-range of the present invention, described function
Property filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through the graphite oxide of chemical modification
Alkene.
As the further optimization of a kind of high damping visco-elastic composite for high-temperature-range of the present invention, described function
Property filler is a length of 10-30um, and external diameter is below 8nm, and internal diameter is the multi-walled carbon nano-tubes of 2-5nm.
As the further optimization of a kind of high damping visco-elastic composite for high-temperature-range of the present invention, described function
Property filler is surface carbonylation or carboxylated multi-walled carbon nano-tubes.
The preparation method of described a kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: include
Following steps:
Step one, prepare the mixed solution of high temperature high damping composite material, i.e. prepreg solution
Macromolecule matrix material, plasticizer and functional filler is taken respectively, by macromolecule matrix material and increasing according to said ratio
Mould agent and join in the container filling tetrahydrofuran solvent, stirring and dissolving under room temperature, control solution viscosity at below 1000cp,
After uniformly mixing, add Graphene or multi-walled carbon nano-tubes, then be sufficiently stirred for, make Graphene or CNT the most equal
Even dispersion, obtains prepreg solution, standby；Described functional filler is Graphene or multi-walled carbon nano-tubes, and plasticizer is equal benzene four
One in formic acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or dioctyl phthalate；
Step 2 and reinforcement Material cladding
Reinforcement material alkali-free glass fiber cloth or carbon fibre initial rinse fabric are placed in pre-immersion trough, are subsequently adding step one and obtain
Prepreg solution, and make prepreg solution fully infiltrate with reinforcement material；
Step 3, removal solvent
Treat that prepreg solution fully infiltrates with reinforcement material, use the mode of evacuation to remove solvent, i.e. obtain high temperature high-damping
Polymer composite.
As the further optimization of the preparation method of a kind of high damping visco-elastic composite for high-temperature-range of the present invention,
The glass transition temperature of described macromolecule matrix material is overlapping with operating temperature interval, and containing bigger side base, and side
Base is xenyl or carbazyl.
As the further optimization of the preparation method of a kind of high damping visco-elastic composite for high-temperature-range of the present invention,
Described functional filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through chemical modification
Graphene oxide.
As the further optimization of the preparation method of a kind of high damping visco-elastic composite for high-temperature-range of the present invention,
Described functional filler is a length of 10-30um, and external diameter is below 8nm, and internal diameter is 2-5nm, and surface carbonylation or carboxyl
The multi-walled carbon nano-tubes changed.
Compared with prior art, the present invention at least has and has the advantage that and beneficial effect:
The polymer composite of the high temperature high-damping that the present invention provides, it is possible to the high temperature of resistance to more than 200 DEG C, fissipation factor exists
The temperature range of 200-250 DEG C, the frequency range of 100-300Hz are above 0.3, have higher fissipation factor (tan δ >
0.3), it is adaptable to the vibration and noise reducing of high temperature position is administered, it is possible to effectively play and reduce high temperature position vibration and the effect of noise.And
Preparation technology simple possible, it is possible to meet practical engineering application.
Accompanying drawing explanation
Fig. 1 is the glass transition temperature curve of carbazyl macromolecule resin；
Fig. 2 is the embodiment of the present invention 1 high temperature damping capacity test result；
Fig. 3 is the embodiment of the present invention 2 high temperature damping capacity test result.
Detailed description of the invention
For making present disclosure become apparent, below in conjunction with specific embodiment, describe the present invention.
A kind of high damping visco-elastic composite for high-temperature-range, by macromolecule matrix material, functional filler, plasticising
Agent and reinforcement material are made, and described macromolecule matrix material is soluble resin matrix material；Described functional filler
For Graphene or multi-walled carbon nano-tubes, its 1-5% that weight is macromolecule matrix material weight added；Described plasticizer
For the one in Pyromellitic Acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or dioctyl phthalate, its weight added
20-50% for macromolecule matrix material weight；Described reinforcement material is 1-5 layer alkali-free glass fiber cloth or carbon fibre initial rinse
Cloth.
In order to make the present invention have a more preferable implementation result, the glass transition temperature of described macromolecule matrix material with
Operating temperature interval is overlapping, and macromolecule matrix material contains bigger side base, and side base is xenyl or carbazyl.Described
Functional filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through the oxidation stone of chemical modification
Ink alkene；Functional filler is a length of 10-30um, and external diameter is below 8nm, and internal diameter is the multi-walled carbon nano-tubes of 2-5nm, and function
Property filler is surface carbonylation or carboxylated multi-walled carbon nano-tubes.
The preparation method of described a kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: include
Following steps:
Step one, prepare the mixed solution of high temperature high damping composite material, i.e. prepreg solution
Macromolecule matrix material, plasticizer and functional filler is taken respectively, by macromolecule matrix material and increasing according to said ratio
Mould agent and join in the container filling tetrahydrofuran solvent, stirring and dissolving under room temperature, control solution viscosity at below 1000cp,
After uniformly mixing, add Graphene or multi-walled carbon nano-tubes, then be sufficiently stirred for, make Graphene or CNT the most equal
Even dispersion, obtains prepreg solution, standby；The glass transition temperature of the macromolecule matrix material stated is overlapping with operating temperature interval,
And containing bigger side base, and side base is xenyl or carbazyl；Described functional filler is Graphene or many walls carbon is received
Mitron, described functional filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through chemistry
The graphene oxide modified；Or described functional filler is a length of 10-30um, external diameter is below 8nm, and internal diameter is 2-
5nm, and surface carbonylation or carboxylated multi-walled carbon nano-tubes；Described plasticizer is Pyromellitic Acid four (different) monooctyl ester, inclined benzene
One in three sour three monooctyl esters or dioctyl phthalate；
Step 2 and reinforcement Material cladding
Reinforcement material alkali-free glass fiber cloth or carbon fibre initial rinse fabric are placed in pre-immersion trough, are subsequently adding step one and obtain
Prepreg solution, and make prepreg solution fully infiltrate with reinforcement material；
Step 3, removal solvent
Treat that prepreg solution fully infiltrates with reinforcement material, use the mode of evacuation to remove solvent, i.e. obtain high temperature high-damping
Polymer composite.
Use the glass transition temperature of DSC test carbazyl macromolecule resin, shown in test result Fig. 1.Can by Fig. 1
Knowing, the glass transition temperature of carbazyl macromolecule resin is 256.50 DEG C, more connects with operating temperature interval (200-250 DEG C)
Closely, show that carbazyl macromolecule resin can use in this temperature range.
Embodiment 1:
A kind of high damping visco-elastic composite for high-temperature-range, by macromolecule matrix material, functional filler, plasticizer and
Reinforcement material is made, and described macromolecule matrix material is carbazyl macromolecule resin；Described functional filler is graphite
Alkene, weight is macromolecule matrix material weight the 1% of its addition；Described plasticizer is that in dioctyl phthalate, it adds
The weight entered is the 20% of macromolecule matrix material weight；Described reinforcement material be 2 layers of alkali-free glass fiber cloth or carbon fiber pre-
Leaching cloth.
The preparation method of described a kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: include
Following steps:
Step one, prepare the mixed solution of high temperature high damping composite material, i.e. prepreg solution
Take macromolecule matrix material carbazyl macromolecule resin 10g, plasticizer phthalic acid dioctyl ester (DOP) 2g and merit respectively
Energy property filler Graphene 0.1g, joins fill tetrahydrochysene furan by carbazyl macromolecule resin and dioctyl phthalate (DOP)
Muttering in the container of solvent, stirring and dissolving under room temperature, the viscosity of control solution is at below 1000cp, after uniformly mixing, adds stone
Ink alkene, then be sufficiently stirred for, make Graphene the most dispersed, obtain prepreg solution, standby；
Step 2 and reinforcement Material cladding
Being laid in pre-immersion trough by reinforcement material alkali-free glass fiber cloth, laying the number of plies is 2 layers, is subsequently adding step one and obtains
Prepreg solution, and make prepreg solution fully infiltrate with reinforcement material；
Step 3, removal solvent
Treat that prepreg solution fully infiltrates with reinforcement material, use the mode of evacuation to remove solvent, i.e. obtain high temperature high-damping
Polymer composite.
The polymer composite of the high temperature high-damping obtaining the present embodiment carries out performance test, and result is as shown in Figure 2.
Embodiment 2:
A kind of high damping visco-elastic composite for high-temperature-range, by macromolecule matrix material, functional filler, plasticizer and
Reinforcement material is made, and described macromolecule matrix material is carbazyl macromolecule resin；Described functional filler is graphite
Alkene, weight is macromolecule matrix material weight the 5% of its addition；Described plasticizer is that in dioctyl phthalate, it adds
The weight entered is the 50% of macromolecule matrix material weight；Described reinforcement material be 5 layers of alkali-free glass fiber cloth or carbon fiber pre-
Leaching cloth.
The preparation method of described a kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: include
Following steps:
Step one, prepare the mixed solution of high temperature high damping composite material, i.e. prepreg solution
Take macromolecule matrix material carbazyl macromolecule resin 10g, plasticizer phthalic acid dioctyl ester (DOP) 5g and merit respectively
Energy property filler Graphene 0.5g, joins fill tetrahydrochysene furan by carbazyl macromolecule resin and dioctyl phthalate (DOP)
Muttering in the container of solvent, stirring and dissolving under room temperature, the viscosity of control solution is at below 1000cp, after uniformly mixing, adds stone
Ink alkene, then be sufficiently stirred for, make Graphene the most dispersed, obtain prepreg solution, standby；
Step 2 and reinforcement Material cladding
Being laid in pre-immersion trough by reinforcement material alkali-free glass fiber cloth, laying the number of plies is 5 layers, is subsequently adding step one and obtains
Prepreg solution, and make prepreg solution fully infiltrate with reinforcement material；
Step 3, removal solvent
Treat that prepreg solution fully infiltrates with reinforcement material, be statically placed in ventilating kitchen and make solvent slowly volatilize 2h, it is ensured that carbazyl is high
The combination effect of molecule resin and reinforcement material, then uses the mode of evacuation remove solvent and remove inside and be difficult to get rid of
Bubble, i.e. obtain the polymer composite of high temperature high-damping.
The polymer composite of the high temperature high-damping obtaining the present embodiment carries out performance test, and result is as shown in Figure 3.
Claims (10)
1. the high damping visco-elastic composite for high-temperature-range, it is characterised in that: by macromolecule matrix material, functional
Filler, plasticizer and reinforcement material are made, and described macromolecule matrix material is soluble resin matrix material；Described merit
Can property filler be Graphene or multi-walled carbon nano-tubes, its 1-5% that weight is macromolecule matrix material weight added；Described
Plasticizer be the one in Pyromellitic Acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or dioctyl phthalate, it adds
The weight entered is the 20-50% of macromolecule matrix material weight；Described reinforcement material be alkali-free glass fiber cloth or carbon fiber pre-
Leaching cloth.
A kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: described
The glass transition temperature of macromolecule matrix material is overlapping with operating temperature interval.
A kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: institute
The macromolecule matrix material stated contains bigger side base, and side base is xenyl or carbazyl.
A kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: described
Functional filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through the oxidation stone of chemical modification
Ink alkene.
A kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: described
Functional filler is a length of 10-30um, and external diameter is below 8nm, and internal diameter is the multi-walled carbon nano-tubes of 2-5nm.
A kind of high damping visco-elastic composite for high-temperature-range, it is characterised in that: described
Functional filler is surface carbonylation or carboxylated multi-walled carbon nano-tubes.
A kind of preparation method of the high damping visco-elastic composite for high-temperature-range, its feature
It is: comprise the following steps:
Step one, prepare the mixed solution of high temperature high damping composite material, i.e. prepreg solution
Macromolecule matrix material, plasticizer and functional filler is taken respectively, by macromolecule matrix material and increasing according to said ratio
Mould agent and join in the container filling tetrahydrofuran solvent, stirring and dissolving under room temperature, control solution viscosity at below 1000cp,
After uniformly mixing, add Graphene or multi-walled carbon nano-tubes, then be sufficiently stirred for, make Graphene or CNT the most equal
Even dispersion, obtains prepreg solution, standby；Described functional filler is Graphene or multi-walled carbon nano-tubes, and plasticizer is equal benzene four
One in formic acid four (different) monooctyl ester, trioctyl trimellitate (TOTM) or dioctyl phthalate；
Step 2 and reinforcement Material cladding
Reinforcement material alkali-free glass fiber cloth or carbon fibre initial rinse fabric are placed in pre-immersion trough, are subsequently adding step one and obtain
Prepreg solution, and make prepreg solution fully infiltrate with reinforcement material；
Step 3, removal solvent
Treat that prepreg solution fully infiltrates with reinforcement material, use the mode of evacuation to remove solvent, i.e. obtain high temperature high-damping
Polymer composite.
A kind of preparation method of the high damping visco-elastic composite for high-temperature-range, its feature
It is: the glass transition temperature of described macromolecule matrix material is overlapping with operating temperature interval, and containing bigger side base,
And side base is xenyl or carbazyl.
A kind of preparation method of the high damping visco-elastic composite for high-temperature-range, its feature
It is: described functional filler is number of plies Graphene below 10 layers, and the surface that Graphene is monoatomic layer is through chemistry
The graphene oxide modified.
A kind of preparation method of the high damping visco-elastic composite for high-temperature-range, its feature
Being: described functional filler is a length of 10-30um, external diameter is below 8nm, and internal diameter is 2-5nm, and surface carbonylation or
Carboxylated multi-walled carbon nano-tubes.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11059264B2 (en) | 2018-03-19 | 2021-07-13 | Avery Dennison Corporation | Multilayer constrained-layer damping |
| US11701863B2 (en) | 2018-05-17 | 2023-07-18 | Avery Dennison Corporation | Partial coverage multilayer damping laminate |
| US11713406B2 (en) | 2016-09-20 | 2023-08-01 | Avery Dennison Corporation | Multilayer tape |
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| CN102700203A (en) * | 2012-06-15 | 2012-10-03 | 哈尔滨工业大学 | Carbon fiber composite material laminated plate with piezoelectric damping and preparation method thereof |
| 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 |
| CN103963398A (en) * | 2014-04-29 | 2014-08-06 | 中国航空工业集团公司北京航空材料研究院 | Dual-functional toughening-damping intercalation material and product prepared from same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101910348A (en) * | 2007-10-30 | 2010-12-08 | 3M创新有限公司 | High refractive index adhesives |
| CN102700203A (en) * | 2012-06-15 | 2012-10-03 | 哈尔滨工业大学 | Carbon fiber composite material laminated plate with piezoelectric damping and preparation method thereof |
| 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 |
| CN103963398A (en) * | 2014-04-29 | 2014-08-06 | 中国航空工业集团公司北京航空材料研究院 | Dual-functional toughening-damping intercalation material and product prepared from same |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11713406B2 (en) | 2016-09-20 | 2023-08-01 | Avery Dennison Corporation | Multilayer tape |
| US11059264B2 (en) | 2018-03-19 | 2021-07-13 | Avery Dennison Corporation | Multilayer constrained-layer damping |
| US11701863B2 (en) | 2018-05-17 | 2023-07-18 | Avery Dennison Corporation | Partial coverage multilayer damping laminate |
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