CN105348745A - Damping material used for transmission system and preparation method of damping material - Google Patents
Damping material used for transmission system and preparation method of damping material Download PDFInfo
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- CN105348745A CN105348745A CN201510895801.3A CN201510895801A CN105348745A CN 105348745 A CN105348745 A CN 105348745A CN 201510895801 A CN201510895801 A CN 201510895801A CN 105348745 A CN105348745 A CN 105348745A
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- parts
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- damping material
- transmission system
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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
- 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 the field of damping materials and particularly relates to a damping material used for a transmission system and a preparation method of the damping material. The damping material comprises a component A and a component B, and the component A is prepared from, by mass, 20-40 parts of organosilicon-modified epoxy resin, 0.1-1.0 part of a wetting agent, 1.0-2.0 parts of a dispersing agent, 0.1-1.0 part of an antirust agent, 0.1-1.0 part of a film forming auxiliary, 2-4 parts of graphite, 3-8 parts of talcum powder, 8-12 parts of calcium carbonate, 1-3 parts of wood fibers, 10-30 parts of mica, 10-20 parts of aluminium nitride, 10-20 parts of silicon carbide, 5-15 parts of barium sulfate, 3-8 parts of aluminium hydroxide and 5-15 parts of quartz powder; the component B is prepared from, by mass, 30-60 parts of a curing agent and 40-70 parts of diluents; the mass ratio of the component A to the component B is 10-12 to 1. The component A and the component B are matched according to the mass ratio of 10-12 to 1, after the component A and the component B are mixed and stirred, spraying or scraping is conducted, and the thickness of a wet film is controlled to be 0.5-4.0 mm.
Description
Technical field
The invention belongs to damping material field, be specifically related to damping material used in a kind of transmission system and preparation method thereof.
Background technology
Road traffic noise becomes the primary pollution source of urban environment noise gradually, also becomes the difficult point that environmental noise controls.Traffic noise is divided into again the pollution source of noise such as automobile noise, bullet train noise.
The size of automobile noise weighs the important indicator of car mass level, and the noisemaker of automobile has multiple, and such as engine, variator, drive axle, transmission shaft, compartment, glass port, tire, rly., loudspeaker, sound equipment etc. all can produce noise.Wherein be mainly automotive transmission noise.
China, at 1991 and 1994, has formulated " evaluation of railroad coach noise " GB/T2816 ~ 91 and " measurement of rail vehicles internal noise " GB/T3449 ~ 94 standard.Wherein specify: when passenger vehicle runs with 80km/h speed, soft seat sleeping carriage internal car noise (air-conditioning, non-air-conditioning) value is not more than 65dB (A).All specify in China 200km/h Electric Passenger Train and 270km/h High-Speed Train Design charter, train is when running with desin speed, and internal car noise one must not wait for bus more than 65dB (A), and day coach must not more than 68dB (A).Therefore noise reduction process is carried out to train dynamics unit and brake unit and can improve comfort of passenger.
Transmission system noise is the noise that the vibrations transmitted by the engine noise that causes oil pan, clutch cover, gear shift cover etc. to give off and gears meshing exciting cause housing radiation to send.These metal sheets are overriding noise radiation positions, are very serious noisemakers.For the noise of this kind of metal sheet vibration radiation, normal employing damping noise-reducing technology.Current vibration and noise reducing material effect of vibration and noise reduction is not obvious, and thermal conductivity and weathering resistance poor, easily come off.
Summary of the invention
According to the deficiencies in the prior art, the invention provides a kind of modifying epoxy resin by organosilicon, it is mixed according to a certain percentage with selected filler, a kind of microcosmic vesicular structure can be formed after solidification, make material have the sound absorption of good vibration damping, to meet damping material of using in the transmission system of transmission system vibration and noise reducing requirement and preparation method thereof simultaneously.
The damping material used in a kind of transmission system disclosed in this invention, comprise component A and B component, wherein, component A comprises 20 ~ 40 parts of modifying epoxy resin by organosilicon, 0.1 ~ 1.0 part of wetting agent, 1.0 ~ 2.0 parts of dispersion agents, 0.1 ~ 1.0 part of rust-preventive agent, 0.1 ~ 1.0 part of film coalescence aid, 2 ~ 4 parts of graphite, 3 ~ 8 parts of talcum powder, 8 ~ 12 parts of calcium carbonate, 1 ~ 3 part of wood fibre, 10 ~ 30 parts of micas, 10 ~ 20 parts of aluminium nitride, 10 ~ 20 parts of silicon carbide, 5 ~ 15 parts of barium sulfate, 3 ~ 8 parts of aluminium hydroxides and 5 ~ 15 parts of silica powders according to mass fraction ratio; B component comprises 30 ~ 60 parts of solidifying agent and 40 ~ 70 thinners according to mass fraction ratio; The quality proportioning of described component A and B component is 10 ~ 12:1.
Preferred version is as follows:
In component A, wetting agent is alkylphenol polyoxyethylene.
In component A, dispersion agent is organic-silicon-modified polysiloxane.
In component A, film coalescence aid is Lauryl Alcohol ester.
In B component, solidifying agent is one or more combinations in aliphatic amide, aromatic amine and modified fatty amine.
In B component, thinner is one or more combinations in propylene glycol, methylcarbonate, dimethyl succinate, Methyl glutarate and dimethyl adipate.
A preparation method for the damping material of transmission system, step is as follows:
(1) component A is prepared:
Step a: modifying epoxy resin by organosilicon, wetting agent and dispersion agent are delivered in the first dispersion machine according to mass fraction ratio, heat and carry out dispersed with stirring, control Heating temperature to be 60 ~ 80 DEG C, to arrange dispersion machine speed 200 ~ 250r/min, control churning time is 10 ~ 20min;
Step b: rust-preventive agent and film coalescence aid are added the first dispersion machine according to mass fraction ratio, regulate pH value to 8 ~ 9, adjustment stirring velocity is 200 ~ 300r/min, and control churning time is 5 ~ 15min;
Step c: add graphite, talcum powder, calcium carbonate, wood fibre, mica, aluminium nitride, silicon carbide, barium sulfate, aluminium hydroxide and silica powder successively according to mass fraction ratio, adjustment stirring velocity 500 ~ 550r/min, control churning time 35 ~ 45min;
(2) B component is prepared:
Weigh solidifying agent according to mass fraction ratio and thinner adds the second dispersion machine, arranging stirring velocity is 1200 ~ 1500r/min, and control churning time is 10 ~ 15min.
(3) be that 10 ~ 12:1 carries out proportioning the component A made in step (1) and step (2) and B component by quality proportioning, after mix and blend, carry out spraying or blade coating, control wet-film thickness is 0.5 ~ 4.0mm.
Advantage of the present invention is: the damping material provided does not contain VOC, safety and environmental protection, ambient cure, for transmission system, as in automobile oil pan, engine mission, not only effect of vibration and noise reduction is obvious, and sticking power is excellent, thermal diffusivity is good, surmounts same kind of products at abroad.Modifying epoxy resin by organosilicon is arranged in pairs or groups heat conductive filler simultaneously, makes material have good thermal conductivity, meets the cooling requirements of transmission system, and sticking power and good weatherability, difficult drop-off.And raw material required for the present invention easily obtains, production technique is simple, easy construction, easy handling, and added value of product is high, fills the domestic gaps, and promotes automobile, the bullet train localization rate of parts and components.
Embodiment
Below in conjunction with specific embodiment, the present invention is described in detail, but the present invention is not limited to specific embodiment.
Embodiment 1:
The damping material used in a kind of transmission system, comprise component A and B component, wherein, component A comprises 20 parts of modifying epoxy resin by organosilicon, 1.0 parts of wetting agents, 1.0 parts of dispersion agents, 1.0 parts of rust-preventive agent, 0.1 part of film coalescence aid, 4 parts of graphite, 3 parts of talcum powder, 12 parts of calcium carbonate, 1 part of wood fibre, 30 parts of micas, 10 parts of aluminium nitride, 20 parts of silicon carbide, 5 parts of barium sulfate, 8 parts of aluminium hydroxides and 5 parts of silica powders according to mass fraction ratio; B component comprises 60 parts of solidifying agent and 40 thinners according to mass fraction ratio; The quality proportioning of described component A and B component is 10:1.
In component A, wetting agent is alkylphenol polyoxyethylene.
In component A, dispersion agent is organic-silicon-modified polysiloxane.
In component A, film coalescence aid is Lauryl Alcohol ester.
In B component, solidifying agent is aliphatic amide, aromatic amine and modified fatty amine.
In B component, thinner is propylene glycol, methylcarbonate, dimethyl succinate, Methyl glutarate and dimethyl adipate.
Embodiment 2:
The damping material used in a kind of transmission system, comprise component A and B component, wherein, component A comprises 40 parts of modifying epoxy resin by organosilicon, 0.1 part of wetting agent, 2.0 parts of dispersion agents, 0.1 part of rust-preventive agent, 1.0 parts of film coalescence aid, 2 parts of graphite, 8 parts of talcum powder, 8 parts of calcium carbonate, 3 parts of wood fibres, 10 parts of micas, 20 parts of aluminium nitride, 10 parts of silicon carbide, 15 parts of barium sulfate, 3 parts of aluminium hydroxides and 15 parts of silica powders according to mass fraction ratio; B component comprises 30 parts of solidifying agent and 70 thinners according to mass fraction ratio; The quality proportioning of described component A and B component is 12:1.
In component A, wetting agent is alkylphenol polyoxyethylene.
In component A, dispersion agent is organic-silicon-modified polysiloxane.
In component A, film coalescence aid is Lauryl Alcohol ester.
In B component, solidifying agent is aliphatic amide.
In B component, thinner is propylene glycol.
Embodiment 3:
A preparation method for the damping material of transmission system, step is as follows:
(1) component A is prepared:
Step a: modifying epoxy resin by organosilicon, wetting agent and dispersion agent are delivered in the first dispersion machine according to the mass fraction ratio in embodiment 1, heat and carry out dispersed with stirring, control Heating temperature to be 80 DEG C, to arrange dispersion machine speed 200r/min, control churning time is 20min;
Step b: rust-preventive agent and film coalescence aid are added the first dispersion machine according to the mass fraction ratio in embodiment 1, regulate pH value to 8, adjustment stirring velocity is 300r/min, and control churning time is 5min;
Step c: add graphite, talcum powder, calcium carbonate, wood fibre, mica, aluminium nitride, silicon carbide, barium sulfate, aluminium hydroxide and silica powder successively according to the mass fraction ratio in embodiment 1, adjustment stirring velocity 550r/min, control churning time 35min;
(2) B component is prepared:
Weigh solidifying agent according to the mass fraction ratio in embodiment 1 and thinner adds the second dispersion machine, arranging stirring velocity is 1500r/min, and control churning time is 10min.
(3) be that 10:1 carries out proportioning the component A made in step (1) and step (2) and B component by quality proportioning, after mix and blend, carry out spraying or blade coating, control wet-film thickness is 4.0mm.
Embodiment 4:
A preparation method for the damping material of transmission system, step is as follows:
(1) component A is prepared:
Step a: modifying epoxy resin by organosilicon, wetting agent and dispersion agent are delivered in the first dispersion machine according to the mass fraction ratio in embodiment 2, heat and carry out dispersed with stirring, control Heating temperature to be 60 DEG C, to arrange dispersion machine speed 250r/min, control churning time is 10min;
Step b: rust-preventive agent and film coalescence aid are added the first dispersion machine according to the mass fraction ratio in embodiment 2, regulate pH value to 9, adjustment stirring velocity is 200r/min, and control churning time is 15min;
Step c: add graphite, talcum powder, calcium carbonate, wood fibre, mica, aluminium nitride, silicon carbide, barium sulfate, aluminium hydroxide and silica powder successively according to the mass fraction ratio in embodiment 2, adjustment stirring velocity 500r/min, control churning time 45min;
(2) B component is prepared:
Weigh solidifying agent according to the mass fraction ratio in embodiment 2 and thinner adds the second dispersion machine, arranging stirring velocity is 1200r/min, and control churning time is 15min.
(4) be that 10:1 carries out proportioning the component A made in step (1) and step (2) and B component by quality proportioning, after mix and blend, carry out spraying or blade coating, control wet-film thickness is 0.5mm.
Advantage of the present invention is: the damping material provided does not contain VOC, safety and environmental protection, ambient cure, for transmission system, as in automobile oil pan, engine mission, not only effect of vibration and noise reduction is obvious, and sticking power is excellent, thermal diffusivity is good, surmounts same kind of products at abroad.Modifying epoxy resin by organosilicon is arranged in pairs or groups heat conductive filler simultaneously, makes material have good thermal conductivity, meets the cooling requirements of transmission system, and sticking power and good weatherability, difficult drop-off.And raw material required for the present invention easily obtains, production technique is simple, easy construction, easy handling, and added value of product is high, fills the domestic gaps, and promotes automobile, the bullet train localization rate of parts and components.
Below the present invention be described in detail, the above, be only the preferred embodiment of the present invention, when not limiting the scope of the present invention, namely allly does impartial change according to the application's scope and modify, all should still belong in covering scope of the present invention.
Claims (7)
1. the damping material used in a transmission system, it is characterized in that: comprise component A and B component, wherein, component A comprises 20 ~ 40 parts of modifying epoxy resin by organosilicon, 0.1 ~ 1.0 part of wetting agent, 1.0 ~ 2.0 parts of dispersion agents, 0.1 ~ 1.0 part of rust-preventive agent, 0.1 ~ 1.0 part of film coalescence aid, 2 ~ 4 parts of graphite, 3 ~ 8 parts of talcum powder, 8 ~ 12 parts of calcium carbonate, 1 ~ 3 part of wood fibre, 10 ~ 30 parts of micas, 10 ~ 20 parts of aluminium nitride, 10 ~ 20 parts of silicon carbide, 5 ~ 15 parts of barium sulfate, 3 ~ 8 parts of aluminium hydroxides and 5 ~ 15 parts of silica powders according to mass fraction ratio; B component comprises 30 ~ 60 parts of solidifying agent and 40 ~ 70 thinners according to mass fraction ratio; The quality proportioning of described component A and B component is 10-12:1.
2. the damping material used in a kind of transmission system according to claim 1, is characterized in that: in described component A, wetting agent is alkylphenol polyoxyethylene.
3. the damping material used in a kind of transmission system according to claim 1, is characterized in that: in described component A, dispersion agent is organic-silicon-modified polysiloxane.
4. the damping material used in a kind of transmission system according to claim l, is characterized in that: in described component A, film coalescence aid is Lauryl Alcohol ester.
5. the damping material used in a kind of transmission system according to claim 1, is characterized in that: in described B component, solidifying agent is one or more combinations in aliphatic amide, aromatic amine and modified fatty amine.
6. the damping material used in a kind of transmission system according to claim 1, is characterized in that: in described B component, thinner is one or more combinations in propylene glycol, methylcarbonate, dimethyl succinate, Methyl glutarate and dimethyl adipate.
7. a preparation method for the damping material of transmission system according to claim 1, is characterized in that following steps:
(1) component A is prepared:
Step a: modifying epoxy resin by organosilicon, wetting agent and dispersion agent are delivered in the first dispersion machine according to mass fraction ratio, heat and carry out dispersed with stirring, control Heating temperature to be 60 ~ 80 DEG C, to arrange dispersion machine speed 200 ~ 250r/min, control churning time is 10 ~ 20min;
Step b: rust-preventive agent and film coalescence aid are added the first dispersion machine according to mass fraction ratio, regulate pH value to 8 ~ 9, adjustment stirring velocity is 200 ~ 300r/min, and control churning time is 5 ~ 15min;
Step c: add graphite, talcum powder, calcium carbonate, wood fibre, mica, aluminium nitride, silicon carbide, barium sulfate, aluminium hydroxide and silica powder successively according to mass fraction ratio, adjustment stirring velocity 500 ~ 550r/min, control churning time 35 ~ 45min;
(2) B component is prepared:
Weigh solidifying agent according to mass fraction ratio and thinner adds the second dispersion machine, arranging stirring velocity is 1200 ~ 1500r/min, and control churning time is 10 ~ 15min.
(3) be that 10 ~ 12:1 carries out proportioning the component A made in step (1) and step (2) and B component by quality proportioning, after mix and blend, carry out spraying or blade coating, control wet-film thickness is 0.5 ~ 4.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510895801.3A CN105348745A (en) | 2015-11-30 | 2015-11-30 | Damping material used for transmission system and preparation method of damping material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510895801.3A CN105348745A (en) | 2015-11-30 | 2015-11-30 | Damping material used for transmission system and preparation method of damping material |
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| CN105348745A true CN105348745A (en) | 2016-02-24 |
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| CN201510895801.3A Pending CN105348745A (en) | 2015-11-30 | 2015-11-30 | Damping material used for transmission system and preparation method of damping material |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204079A (en) * | 2001-01-04 | 2002-07-19 | Toshiba Chem Corp | Build-up multilayer printed wiring board, resin composition, and resin film |
| CN102964963A (en) * | 2012-11-05 | 2013-03-13 | 江门四方威凯精细化工有限公司 | Anti-corrosion heat-conducting coating for heat exchanger and preparation method of coating |
| CN103160232A (en) * | 2013-03-31 | 2013-06-19 | 广东普赛特电子科技股份有限公司 | Pouring sealant containing modified magnesium powder and preparation method of pouring sealant |
| CN103450611A (en) * | 2013-08-02 | 2013-12-18 | 青岛爱尔家佳新材料有限公司 | Damping material and preparation method thereof |
| CN103589281A (en) * | 2013-11-04 | 2014-02-19 | 上海电力学院 | High temperature resistant anticorrosion coating based on graphene and preparation method thereof |
| CN104877493A (en) * | 2015-06-09 | 2015-09-02 | 青岛爱尔家佳新材料有限公司 | Coating for electric locomotive pantograph base and use method |
-
2015
- 2015-11-30 CN CN201510895801.3A patent/CN105348745A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204079A (en) * | 2001-01-04 | 2002-07-19 | Toshiba Chem Corp | Build-up multilayer printed wiring board, resin composition, and resin film |
| CN102964963A (en) * | 2012-11-05 | 2013-03-13 | 江门四方威凯精细化工有限公司 | Anti-corrosion heat-conducting coating for heat exchanger and preparation method of coating |
| CN103160232A (en) * | 2013-03-31 | 2013-06-19 | 广东普赛特电子科技股份有限公司 | Pouring sealant containing modified magnesium powder and preparation method of pouring sealant |
| CN103450611A (en) * | 2013-08-02 | 2013-12-18 | 青岛爱尔家佳新材料有限公司 | Damping material and preparation method thereof |
| CN103589281A (en) * | 2013-11-04 | 2014-02-19 | 上海电力学院 | High temperature resistant anticorrosion coating based on graphene and preparation method thereof |
| CN104877493A (en) * | 2015-06-09 | 2015-09-02 | 青岛爱尔家佳新材料有限公司 | Coating for electric locomotive pantograph base and use method |
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Address after: North Laoshan Road Licang District 266000 in Shandong province Qingdao City, No. 1022 (1688 in the arts and Creative Industry Park F building room 209) Applicant after: Qingdao Aier Jia new materials Limited by Share Ltd Address before: North Laoshan Road Licang District 266000 in Shandong province Qingdao City, No. 1022 (1688 in the arts and Creative Industry Park F building room 209) Applicant before: Qingdao Air++ New Materials Co., Ltd. |
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Application publication date: 20160224 |