CN104744790A - Car elastomer sound insulation material and manufacturing method thereof - Google Patents
Car elastomer sound insulation material and manufacturing method thereof Download PDFInfo
- Publication number
- CN104744790A CN104744790A CN201310745487.1A CN201310745487A CN104744790A CN 104744790 A CN104744790 A CN 104744790A CN 201310745487 A CN201310745487 A CN 201310745487A CN 104744790 A CN104744790 A CN 104744790A
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- sound
- elastomerics
- automobile
- sound insulation
- proof material
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/04—Thermoplastic elastomer
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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)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to a car elastomer sound insulation material and a manufacturing method thereof. The car elastomer sound insulation material is prepared by mixing thermalplastic elastomer POE (polyolefin elastomer) and PE (poly ethylene), inorganic filler barite powder and filling oil, the weight ratio of POE: PE: barite powder: filling oil is (70-80): (20-30): (280-290): (10-20), the total part of the POE, PE, barite powder and filling oil is 400. Compared with the prior art, the car elastomer sound insulation material filled with the thermoplastic elastomer POE and barite powder has good physical properties and good sound insulation effect, and can reduce the passenger compartment noise and ensure a quiet and comfortable environment for drivers and passengers. The sound insulation material is tested for many times, the sound insulation material with different thickness has different sound insulation effects, and in general condition, the sound insulation effect is increased while the thickness is increased, and the sound insulation material can be adjusted according to the design requirement.
Description
Technical field
The present invention relates to a kind of sound-proof material and manufacture method thereof, especially relate to a kind of automobile elastomerics sound-proof material and manufacture method thereof.
Background technology
Main sound-proof material domestic at present has pitch and isoprene-isobutylene rubber etc.Pitch is the organic material as a form of gel of a kind of brownish black, has very large harm, also replaced by isoprene-isobutylene rubber at present human body; And isoprene-isobutylene rubber also has its shortcoming: isoprene-isobutylene rubber mutual viscosity is poor, the bonding with other material must be improved by means of tackifier, adhesion promoting layer, and bounding force is lower; With other rubber compatibility poor, generally only can use with ethylene-propylene rubber(EPR) and polyethylene etc.; And act on weak between strengthening agent, compared with unsaturated rubber, act on more weak between isoprene-isobutylene rubber and strengthening agent, need heat-treat or use additive, to increase the strengthening action of rubber, improve tensile strength, stress at definite elongation, elasticity, the performance such as wear-resisting.
Summary of the invention
Object of the present invention is exactly provide a kind of shaping easy, excellent performance, recoverable, the automobile elastomerics sound-proof material of energy-conserving and environment-protective and manufacture method thereof to overcome defect that above-mentioned prior art exists.
Object of the present invention can be achieved through the following technical solutions:
A kind of automobile elastomerics sound-proof material, this materials'use thermoplastic elastomer POE, PE, mineral filler ground barium sulfate and extending oil are mixed and processed, wherein, the weight ratio of POE, PE, ground barium sulfate and extending oil is (70 ~ 80): (20 ~ 30): (280 ~ 290): (10 ~ 20), and total number of POE, PE, ground barium sulfate and extending oil is 400 parts.
Described extending oil is selected from technical grade white mineral oil.
A manufacture method for automobile elastomerics sound-proof material, comprises the following steps:
(1) mixer mixing: be (70 ~ 80) by POE, PE, ground barium sulfate and extending oil ratio by weight: (20 ~ 30): (280 ~ 290): (10 ~ 20), and after the ratio that total number is 400 parts weighs, drop into Banbury mixer and carry out high-speed kneading, midway is exhausted, and obtains the first sizing material;
(2) mill mixing: by step (1) gained first sizing material on a mill until bag roller turn refining evenly, obtain the second sizing material;
(3) sheet material is made: step (2) gained second sizing material is dropped into rolling press slice, obtains sheet material;
(4) corona treatment: carry out discharge process to sheet surface, obtains automobile elastomerics sound-proof material.
After corona treatment, further comprising the steps of:
(5) cutting: arrange by regulation, cutting is carried out to automobile elastomerics sound-proof material, obtains work in-process;
(6) shaping: work in-process are reprocessed, namely obtain various automobile elastomerics acoustical insulation products.
In step (1), time controling mixing in Banbury mixer was at 5 ~ 7 minutes, and the refractory bricks controlling mixing groove in Banbury mixer is between 150 ~ 170 DEG C, and during Banbury mixer binder removal, temperature controls between 125 ~ 135 DEG C.
In step (1), midway exhaust 1 ~ 2 time.
In step (2), the roller Heating temperature of mill is arranged between 110 ~ 130 DEG C.
The concrete steps of the corona treatment described in step (4) are: the sheet material after slice is introduced corona treatment, opens corona treatment power switch, and regulating power exports knob according to demand, can carry out corona treatment by corona treatment to sheet material.
Compared with prior art, the present invention has the following advantages:
1, the present invention adopts the sound-proof material that thermoplastic elastomer POE, ground barium sulfate are filled, and has good physicals, has good soundproof effect, reduces the noise of passenger compartment; Ensure that officer and passenger can have quiet comfortable environment.
2, sound-proof material of the present invention is through repeatedly testing, and different thickness has different soundproof effects, and generalized case is that thickness increases, and soundproof effect increases, and can adjust according to design requirements.
Accompanying drawing explanation
Fig. 1 is thickness is 1.1mm, weight per unit area is 1820g/m
2the sound insulation graphic representation of acoustical insulation products;
Fig. 2 is thickness is 2.3mm, weight per unit area is 3817g/m
2the sound insulation graphic representation of acoustical insulation products;
Fig. 3 is thickness is 6.2mm, weight per unit area is 8981g/m
2the sound insulation graphic representation of acoustical insulation products.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment 1
A kind of new amp-automobile front wall sound-isolation product one is arranged on inside automobile front wall, is composite structure, is foamed and elastomerics sound-proof material is formed by PUR.
The making method of this elastomerics sound-proof material, comprises the following steps:
(1) mixer mixing: after POE, PE, mineral filler, extending oil being weighed in 70: 30: 280: 20 ratios, drops into Banbury mixer and carries out high-speed kneading, midway exhaust 1 time.Mixing 6 minutes, binder removal after temperature reaches 130 DEG C.
(2) mill mixing: by above-mentioned sizing material on a mill until bag roller turn refining evenly.Roller Heating temperature 120 DEG C.
(3) sheet material is made: the sizing material mixed is dropped into rolling press slice, and Uneven Width width 900mm, roll spacing is adjusted to.
(4) corona treatment: carry out discharge process to sheet surface, can be bonding with PUR foam material.
(5) cutting: sheet length 1700mm, carries out cutting to shaping sheet material, obtains this sound-proof material.
(6) shaping: sound-proof material is reprocessed, this front wall acoustical insulation products can be obtained.
The acoustical curve of this sound-proof material of the different gram weight that the present embodiment obtains as shown in FIG. 1 to 3.
Testing method is standing-wave-tube method, is the measuring method for the material of the automobile noise control and the sound-absorbing of component and oise insulation factor performance.
First test that thickness is 1.1mm, weight per unit area is 1820g/m
2acoustical insulation products sound-damping qualities at different frequencies.As shown in Figure 1, in Fig. 1, X-coordinate represents different frequencies (hertz) to result, and ordinate zou represents sound-damping qualities (decibel).
Test that thickness is 2.3mm, weight per unit area is 3817g/m again
2acoustical insulation products sound-damping qualities at different frequencies.As shown in Figure 2, in Fig. 2, X-coordinate represents different frequencies (hertz) to result, and ordinate zou represents sound-damping qualities (decibel).
Last test thickness is 6.2mm, weight per unit area is 8981g/m
2acoustical insulation products sound-damping qualities at different frequencies.As shown in Figure 3, in Fig. 3, X-coordinate represents different frequencies (hertz) to result, and ordinate zou represents sound-damping qualities (decibel).As in the first lattice in Fig. 3 31.18, represent thickness 6.2mm, weight per unit area 8981g/m
2this acoustical insulation products oise insulation factor under the volume of 500Hz be 31.18dB.
Through repeatedly testing, this sound-proof material of different thickness has different defening effects, and generalized case is that thickness increases, and defening effect increases, and can select according to design requirements.
Embodiment 2
A kind of automobile elastomerics sound-proof material, this materials'use thermoplastic elastomer POE, PE, mineral filler ground barium sulfate and extending oil are mixed and processed, wherein, the weight ratio of POE, PE, ground barium sulfate and extending oil is 80: 20: 290: 10, and total number of POE, PE, ground barium sulfate and extending oil is 400 parts.Extending oil is selected from technical grade white mineral oil.
A manufacture method for automobile elastomerics sound-proof material, comprises the following steps:
(1) mixer mixing: be 80: 20: 290: 10 by POE, PE, ground barium sulfate and extending oil ratio by weight, and after the ratio that total number is 400 parts weighs, drop into Banbury mixer and carry out high-speed kneading, midway is exhausted 2 times, obtain the first sizing material, wherein, time controling mixing in Banbury mixer was at 5 minutes, and the refractory bricks controlling mixing groove in Banbury mixer is at 170 DEG C, during Banbury mixer binder removal, temperature controls at 125 DEG C;
(2) mill mixing: by step (1) gained first sizing material on a mill until bag roller turn refining evenly, the roller Heating temperature of mill is arranged on 110 DEG C, obtains the second sizing material;
(3) sheet material is made: step (2) gained second sizing material is dropped into rolling press slice, obtains sheet material;
(4) corona treatment: carry out discharge process to sheet surface, obtains automobile elastomerics sound-proof material;
(5) cutting: arrange by regulation, cutting is carried out to automobile elastomerics sound-proof material, obtains work in-process;
(6) shaping: work in-process are reprocessed, namely obtain various automobile elastomerics acoustical insulation products.
Embodiment 3
A kind of automobile elastomerics sound-proof material, this materials'use thermoplastic elastomer POE, PE, mineral filler ground barium sulfate and extending oil are mixed and processed, wherein, the weight ratio of POE, PE, ground barium sulfate and extending oil is 75: 25: 285: 15, and total number of POE, PE, ground barium sulfate and extending oil is 400 parts.Extending oil is selected from technical grade white mineral oil.
A manufacture method for automobile elastomerics sound-proof material, comprises the following steps:
(1) mixer mixing: be 75: 25: 285: 15 by POE, PE, ground barium sulfate and extending oil ratio by weight, and after the ratio that total number is 400 parts weighs, drop into Banbury mixer and carry out high-speed kneading, midway is exhausted 1 time, obtain the first sizing material, time controling mixing in Banbury mixer was at 7 minutes, and the refractory bricks controlling mixing groove in Banbury mixer is at 170 DEG C, and during Banbury mixer binder removal, temperature controls at 135 DEG C;
(2) mill mixing: by step (1) gained first sizing material on a mill until bag roller turn refining evenly, the roller Heating temperature of mill is arranged on 130 DEG C, obtains the second sizing material;
(3) sheet material is made: step (2) gained second sizing material is dropped into rolling press slice, obtains sheet material;
(4) corona treatment: carry out discharge process to sheet surface, obtains automobile elastomerics sound-proof material;
(5) cutting: arrange by regulation, cutting is carried out to automobile elastomerics sound-proof material, obtains work in-process;
(6) shaping: work in-process are reprocessed, namely obtain various automobile elastomerics acoustical insulation products.
Claims (8)
1. an automobile elastomerics sound-proof material, it is characterized in that, this material is (70 ~ 80) by weight ratio: (20 ~ 30): (280 ~ 290): thermoplastic elastomer POE, the PE of (10 ~ 20), mineral filler ground barium sulfate and extending oil are mixed and processed, wherein, total number of POE, PE, ground barium sulfate and extending oil is 400 parts.
2. a kind of automobile elastomerics sound-proof material according to claim 1, it is characterized in that, described extending oil is selected from technical grade white mineral oil.
3. a manufacture method for automobile elastomerics sound-proof material as claimed in claim 1 or 2, it is characterized in that, the method comprises the following steps:
(1) mixer mixing: be (70 ~ 80) by POE, PE, ground barium sulfate and extending oil ratio by weight: (20 ~ 30): (280 ~ 290): (10 ~ 20), and after the ratio that total number is 400 parts weighs, drop into Banbury mixer and carry out high-speed kneading, midway is exhausted, and obtains the first sizing material;
(2) mill mixing: by step (1) gained first sizing material on a mill until bag roller turn refining evenly, obtain the second sizing material;
(3) sheet material is made: step (2) gained second sizing material is dropped into rolling press slice, obtains sheet material;
(4) corona treatment: carry out discharge process to sheet surface, obtains automobile elastomerics sound-proof material.
4. the manufacture method of a kind of automobile elastomerics sound-proof material according to claim 3, is characterized in that, after corona treatment, further comprising the steps of:
(5) cutting: cutting is carried out to automobile elastomerics sound-proof material, obtains work in-process:
(6) shaping: work in-process are reprocessed, namely obtain various automobile elastomerics acoustical insulation products.
5. the manufacture method of a kind of automobile elastomerics sound-proof material according to claim 2, it is characterized in that, in step (1), time controling mixing in Banbury mixer was at 5 ~ 7 minutes, and the refractory bricks controlling mixing groove in Banbury mixer is at 150 ~ 170 DEG C, during Banbury mixer binder removal, temperature controls at 125 ~ 135 DEG C.
6. the manufacture method of a kind of automobile elastomerics sound-proof material according to claim 2, is characterized in that, in step (1), and midway exhaust 1 ~ 2 time.
7. the manufacture method of a kind of automobile elastomerics sound-proof material according to claim 2, is characterized in that, in step (2), the roller Heating temperature of mill is arranged on 110 ~ 130 DEG C.
8. the manufacture method of a kind of automobile elastomerics sound-proof material according to claim 2, it is characterized in that, the concrete steps of the corona treatment described in step (4) are: the sheet material after slice is introduced corona treatment, can carry out corona treatment by corona treatment to sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310745487.1A CN104744790B (en) | 2013-12-30 | 2013-12-30 | A kind of automobile elastomer acoustic material and its manufacture method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310745487.1A CN104744790B (en) | 2013-12-30 | 2013-12-30 | A kind of automobile elastomer acoustic material and its manufacture method |
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| CN104744790B CN104744790B (en) | 2017-10-10 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556687A (en) * | 2017-09-06 | 2018-01-09 | 上汽通用汽车有限公司 | The puigging and sound insulating pad and preparation method of a kind of sound insulating pad |
| CN110862603A (en) * | 2019-11-29 | 2020-03-06 | 上海华谷车业有限公司 | Automobile sound insulation pad skin and preparation thereof |
| CN110922688A (en) * | 2019-12-10 | 2020-03-27 | 上海新安汽车隔音毡有限公司 | Manufacturing method of flame-retardant damping cushion for automobile |
| CN111499963A (en) * | 2020-06-04 | 2020-08-07 | 杨陈 | Hot-melt environment-friendly sound-proof felt film for automobile and preparation method thereof |
| CN112694674A (en) * | 2021-01-22 | 2021-04-23 | 佩尔哲汽车内饰系统(太仓)有限公司 | New energy automobile motor wrapping system and injection molding method thereof |
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| CN1793211A (en) * | 2005-12-26 | 2006-06-28 | 丹阳市华东工程塑料有限公司 | Noice insulation dumping noise reducing sheet material with high modulus material for car and preparation process thereof |
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| CN103395275A (en) * | 2013-08-04 | 2013-11-20 | 四川蜀羊防水材料有限公司 | Preparation method of composite deadening felt |
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2013
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Patent Citations (4)
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| KR100202742B1 (en) * | 1997-06-13 | 1999-06-15 | 권회현 | Mass layer's composition of soundproofing |
| CN1793211A (en) * | 2005-12-26 | 2006-06-28 | 丹阳市华东工程塑料有限公司 | Noice insulation dumping noise reducing sheet material with high modulus material for car and preparation process thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556687A (en) * | 2017-09-06 | 2018-01-09 | 上汽通用汽车有限公司 | The puigging and sound insulating pad and preparation method of a kind of sound insulating pad |
| CN110862603A (en) * | 2019-11-29 | 2020-03-06 | 上海华谷车业有限公司 | Automobile sound insulation pad skin and preparation thereof |
| CN110922688A (en) * | 2019-12-10 | 2020-03-27 | 上海新安汽车隔音毡有限公司 | Manufacturing method of flame-retardant damping cushion for automobile |
| CN111499963A (en) * | 2020-06-04 | 2020-08-07 | 杨陈 | Hot-melt environment-friendly sound-proof felt film for automobile and preparation method thereof |
| CN112694674A (en) * | 2021-01-22 | 2021-04-23 | 佩尔哲汽车内饰系统(太仓)有限公司 | New energy automobile motor wrapping system and injection molding method thereof |
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| Publication number | Publication date |
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| CN104744790B (en) | 2017-10-10 |
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