CN109704641A - A kind of diatomite plate and preparation method thereof that sound insulation effect is good - Google Patents
A kind of diatomite plate and preparation method thereof that sound insulation effect is good Download PDFInfo
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- CN109704641A CN109704641A CN201910142065.2A CN201910142065A CN109704641A CN 109704641 A CN109704641 A CN 109704641A CN 201910142065 A CN201910142065 A CN 201910142065A CN 109704641 A CN109704641 A CN 109704641A
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Abstract
The invention discloses a kind of good diatomite plates and preparation method thereof of sound insulation effect, are related to sound-absorbing material field, are to solve the problem of existing diatomite plate sound insulation effect difference.This product includes the raw material of following parts by weight: 19.4-24.5 parts of diatomite, 7.5-8.7 parts of graphene, 12.4-15.6 parts of blanc fixe, glass bead 6.8-9.5 parts hollow, 7.5-10.8 parts of starch, 3.3-4.5 parts of wood fibre, 8.8-9.7 parts of epoxy resin, 18.4-22.5 parts of acetone and 3.2-4.4 parts of caffeine.The present invention is by vibrating caffeine and blanc fixe to obtain the second mixture, part material ball milling is obtained into the first mixture, first mixture, the second mixture and starch are reacted in a kettle, then it is stirred evenly again with starch, the finished product of preparation has good sound absorption effect, can satisfy the sound insulation demand of people.
Description
Technical field
The present invention relates to sound-absorbing material field, the good diatomite plate of specifically a kind of sound insulation effect.
Background technique
With the increase and the improvement of people's living standards of people's income, more and more people have living for oneself
Room, in order to meet oneself inhabitation and other demands, people all can home improvement to oneself, finishing is also that many people are valued
, it is related to the usage comfort of user.
Finishing is also known as decorate or decoration.Refer to and carry out in certain area and range, including Hydroelectric Project Construction, wall,
What plate, ceiling, landscape etc. were realized, a whole set of arrangement and method for construction and design formed according to certain design concept and beautiful rule
Scheme fits up and brings various benefits for people, but highlighting with finishing pollution problem, people for finishing material
It is more and more careful to select.
Diatomite plate is a kind of finishing material favored in recent years by people, has the function of deodorization and purification air,
It brings the convenience of people using, but the sound insulation effect of existing diatomite plate is poor, is not able to satisfy the sound insulation needs of people, people
Also carry out this respect research.
Summary of the invention
The purpose of the present invention is to provide a kind of good diatomite plates of sound insulation effect, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of diatomite plate that sound insulation effect is good, the raw material including following parts by weight: 19.4-24.5 parts of diatomite, graphite
7.5-8.7 parts of alkene, 12.4-15.6 parts of blanc fixe, glass bead 6.8-9.5 parts hollow, 7.5-10.8 parts of starch, wood fibre
3.3-4.5 parts, 8.8-9.7 parts of epoxy resin, 18.4-22.5 parts of acetone and 3.2-4.4 parts of caffeine.
As a further solution of the present invention: the partial size of blanc fixe is 0.16-0.42mm.
As a further solution of the present invention: starch includes in cornstarch, wheaten starch, starch from sweet potato and green starch
At least two, epoxy resin use bisphenol A type epoxy resin.
The preparation method of the good diatomite plate of the sound insulation effect, the specific steps are as follows:
Epoxy resin is heated to molten condition by step 1, obtains the epoxy resin of molten condition, by diatomite and graphite
Alkene is calcined 50-65 minutes under 380-450 degrees Celsius, then the epoxy resin and hollow glass bead of molten condition are added thereto
And it is milled to 100-120 mesh, obtains the first mixture；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, stand 10-15 minutes, obtain
To the second mixture；
Step 3, by the first mixture, the second mixture and starch in 90-110 degrees Celsius and the reaction kettle of inert atmosphere
Middle reaction 3-5 hours, obtains third mixture；
Third mixture and starch are stirred evenly in high-speed mixer, are then press-formed in a mold by step 4,
Obtain finished product.
As a further solution of the present invention: the power of sonic oscillation is 65-88W, the frequency of sonic oscillation in step 2
For 19-23KHz.
As a further solution of the present invention: inert atmosphere is nitrogen protection atmosphere in step 3, and the pressure of reaction kettle is
0.15-0.68MPa。
As a further solution of the present invention: the revolving speed of step 4 high speed blender is 1680-1860rpm, high-speed stirring
The temperature for mixing machine is 44-70 degrees Celsius, and the pressure of extrusion forming is 16.8-19.5MPa.
Compared with prior art, the beneficial effects of the present invention are:
Raw material sources of the present invention are extensive, obtain the second mixture by vibrating caffeine and blanc fixe, will part original
Pellet grinds to obtain the first mixture, and the first mixture, the second mixture and starch are reacted in a kettle, then again with starch
It stirs evenly, the finished product of preparation has good sound absorption effect, can satisfy the sound insulation demand of people, before having wide use
Scape.
Specific embodiment
The technical solution of the patent is explained in further detail With reference to embodiment.
Embodiment 1
A kind of diatomite plate that sound insulation effect is good, including following raw material: 19.4 grams of diatomite, 7.5 grams of graphene, barite
12.4 grams of powder, 6.8 grams of hollow glass bead, 7.5 grams of starch, 3.3 grams of wood fibre, 8.8 grams of epoxy resin, 18.4 grams of acetone and
3.2 grams of caffeine.Starch includes the mixture of cornstarch and starch from sweet potato, and epoxy resin uses bisphenol A type epoxy resin.
The preparation method of the good diatomite plate of the sound insulation effect, the specific steps are as follows:
Bisphenol A type epoxy resin is heated to molten condition by step 1, obtains the bisphenol A type epoxy resin of molten condition,
Diatomite and graphene are calcined 58 minutes under 425 degrees Celsius, then the bisphenol A type epoxy resin of molten condition is added thereto
With hollow glass bead and be milled to 110 mesh, obtain the first mixture；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, the power of sonic oscillation is
74W, the frequency of sonic oscillation are 21KHz, stand 12 minutes, obtain the second mixture；
Step 3, by the first mixture, the second mixture and starch in 103 degrees Celsius and the reaction kettle of nitrogen protection atmosphere
The pressure of middle reaction 4.2 hours, reaction kettle is 0.37MPa, obtains third mixture；
Third mixture and starch are stirred evenly in high-speed mixer, are then press-formed in a mold by step 4,
Obtain finished product.
Embodiment 2
A kind of diatomite plate that sound insulation effect is good, including following raw material: 21.2 grams of diatomite, 7.9 grams of graphene, barite
13.4 grams of powder, 7.6 grams of hollow glass bead, 8.9 grams of starch, 3.8 grams of wood fibre, 9.1 grams of epoxy resin, 19.7 grams of acetone and
3.55 grams of caffeine.The partial size of blanc fixe is 0.33mm.Starch includes the mixing of starch from sweet potato, cornstarch and green starch
Object, epoxy resin use bisphenol A type epoxy resin.
The preparation method of the good diatomite plate of the sound insulation effect, the specific steps are as follows:
Bisphenol A type epoxy resin is heated to molten condition by step 1, obtains the bisphenol A type epoxy resin of molten condition,
Diatomite and graphene are calcined 58 minutes under 423 degrees Celsius, then the bisphenol A type epoxy resin of molten condition is added thereto
With hollow glass bead and be milled to 100 mesh, obtain the first mixture；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, stand 12 minutes, obtain
Second mixture；
Step 3, by the first mixture, the second mixture and starch in 98 degrees Celsius and the reaction kettle of nitrogen protection atmosphere
The pressure of middle reaction 4.4 hours, reaction kettle is 0.52MPa, obtains third mixture；
Step 4 stirs evenly third mixture and starch in high-speed mixer, and the revolving speed of high-speed mixer is
1740rpm, the temperature of high-speed mixer are 59 degrees Celsius, are then press-formed in the mold that pressure is 18.4MPa to get arriving
Finished product.
Embodiment 3
A kind of diatomite plate that sound insulation effect is good, including following raw material: 23.3 grams of diatomite, 8.5 grams of graphene, barite
14.7 grams of powder, 9.2 grams of hollow glass bead, 10.5 grams of starch, 4.36 grams of wood fibre, 9.5 grams of epoxy resin, 22.2 grams of acetone
With 4.15 grams of caffeine.The partial size of blanc fixe is 0.38mm.Starch includes cornstarch, wheaten starch, starch from sweet potato and green
The mixture of beans starch, epoxy resin use bisphenol A type epoxy resin.
The preparation method of the good diatomite plate of the sound insulation effect, the specific steps are as follows:
Bisphenol A type epoxy resin is heated to molten condition by step 1, obtains the bisphenol A type epoxy resin of molten condition,
Diatomite and graphene are calcined 58 minutes under 410 degrees Celsius, then the bisphenol A type epoxy resin of molten condition is added thereto
With hollow glass bead and be milled to 110 mesh, obtain the first mixture；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, the power of sonic oscillation is
7W, the frequency of sonic oscillation are 22KHz, stand 13 minutes, obtain the second mixture；
Step 3, by the first mixture, the second mixture and starch in 108 degrees Celsius and the reaction kettle of nitrogen protection atmosphere
The pressure of middle reaction 4.6 hours, reaction kettle is 0.52MPa, obtains third mixture；
Step 4 stirs evenly third mixture and starch in high-speed mixer, and the revolving speed of high-speed mixer is
1860rpm, the temperature of high-speed mixer are 60 degrees Celsius, are then press-formed in the mold that pressure is 18.4MPa to get arriving
Finished product.
Embodiment 4
A kind of diatomite plate that sound insulation effect is good, including following raw material: 24.5 grams of diatomite, 8.7 grams of graphene, barite
15.6 grams of powder, 9.5 grams of hollow glass bead, 10.8 grams of starch, 4.5 grams of wood fibre, 9.7 grams of epoxy resin, 22.5 grams of acetone
With 4.4 grams of caffeine.The partial size of blanc fixe is 0.26mm.
The preparation method of the good diatomite plate of the sound insulation effect, the specific steps are as follows:
Epoxy resin is heated to molten condition by step 1, obtains the epoxy resin of molten condition, by diatomite and graphite
Alkene is calcined 58 minutes under 395 degrees Celsius, then the epoxy resin and hollow glass bead and ball of addition molten condition thereto
110 mesh are milled to, the first mixture is obtained；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, the power of sonic oscillation is
78W, the frequency of sonic oscillation are 20KHz, stand 12 minutes, obtain the second mixture；
Step 3, the first mixture, the second mixture and starch is anti-in 95 degrees Celsius and the reaction kettle of inert atmosphere
It answers 4 hours, obtains third mixture；
Step 4 stirs evenly third mixture and starch in high-speed mixer, and the revolving speed of high-speed mixer is
17700rpm, the temperature of high-speed mixer are 66 degrees Celsius, then in the mold that pressure is 17.7MPa extrusion forming to get
To finished product.
Comparative example 1
Using existing diatomite plate as a comparison case 1.
Comparative example 2
Except caffeine is not contained, remaining raw material and preparation method are same as Example 3.
Comparative example 3
Reaction kettle reaction is replaced with into direct stirring, remaining raw material and preparation method are same as Example 3.
The product of the product of embodiment 1-4 and comparative example 1-3 are subjected to sound-absorbing test under the sound of different frequency, obtained
Sound-absorbing slip, sound-absorbing slip=1- (sound decibel/original sound decibel after product) * 100%, test result is shown in
Table 1.
Table 1
From table 1 it follows that the product of embodiment 1-4 is better than the product of comparative example 1-3 on sound-absorbing effect, meet
The use demand of people's sound insulation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of good diatomite plate of sound insulation effect, which is characterized in that the raw material including following parts by weight: diatomite 19.4-
24.5 parts, 7.5-8.7 parts of graphene, 12.4-15.6 parts of blanc fixe, glass bead 6.8-9.5 parts hollow, starch 7.5-10.8
Part, 3.3-4.5 parts of wood fibre, 8.8-9.7 parts of epoxy resin, 18.4-22.5 parts of acetone and 3.2-4.4 parts of caffeine.
2. the good diatomite plate of sound insulation effect according to claim 1, which is characterized in that the partial size of the blanc fixe is
0.16-0.42mm。
3. the good diatomite plate of sound insulation effect according to claim 1 or 2, which is characterized in that the epoxy resin uses
Bisphenol A type epoxy resin.
4. a kind of preparation method for the diatomite plate that sound insulation effect a method according to any one of claims 1-3 is good, which is characterized in that tool
Steps are as follows for body:
Epoxy resin is heated to molten condition by step 1, obtains the epoxy resin of molten condition, diatomite and graphene are existed
Calcined 50-65 minutes under 380-450 degrees Celsius, then thereto be added molten condition epoxy resin and hollow glass bead and
It is milled to 100-120 mesh, obtains the first mixture；
Step 2, by blanc fixe and caffeine adding into acetone and sonic oscillation it is uniform, stand 10-15 minutes, obtain the
Two mixtures；
Step 3, the first mixture, the second mixture and starch is anti-in the reaction kettle of 90-110 degrees Celsius and inert atmosphere
It answers 3-5 hours, obtains third mixture；
Step 4 stirs evenly third mixture and starch in high-speed mixer, be then press-formed in a mold to get
To finished product.
5. the preparation method of the good diatomite plate of sound insulation effect according to claim 4, which is characterized in that the step 2
The power of middle sonic oscillation is 65-88W, and the frequency of sonic oscillation is 19-23KHz.
6. the preparation method of the good diatomite plate of sound insulation effect according to claim 4, which is characterized in that the step 3
Middle inert atmosphere is nitrogen protection atmosphere, and the pressure of reaction kettle is 0.15-0.68MPa.
7. the preparation method of the good diatomite plate of the sound insulation effect according to claim 4 or 6, which is characterized in that the step
The revolving speed of rapid four high speeds blender is 1680-1860rpm, and the temperature of high-speed mixer is 44-70 degrees Celsius, extrusion forming
Pressure is 16.8-19.5 MPa.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910142065.2A CN109704641A (en) | 2019-02-26 | 2019-02-26 | A kind of diatomite plate and preparation method thereof that sound insulation effect is good |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910142065.2A CN109704641A (en) | 2019-02-26 | 2019-02-26 | A kind of diatomite plate and preparation method thereof that sound insulation effect is good |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163765A (en) * | 2005-04-22 | 2008-04-16 | Lg化学株式会社 | Functional uv paint, construction material using the same, and method of preparing the paint |
| CN102351560A (en) * | 2011-06-17 | 2012-02-15 | 李学东 | Sound-absorption/insulation fireproof plate and preparation method thereof |
| CN106554646A (en) * | 2016-11-16 | 2017-04-05 | 长白朝鲜族自治县北疆硅藻土新材料科技有限公司 | A kind of new damping antibacterial environment protection diatom ooze wall material and preparation method thereof |
| CN106630746A (en) * | 2016-09-18 | 2017-05-10 | 广西棕海园林工程有限公司 | Diatomaceous earth sound-insulation plate and method for preparing same |
-
2019
- 2019-02-26 CN CN201910142065.2A patent/CN109704641A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101163765A (en) * | 2005-04-22 | 2008-04-16 | Lg化学株式会社 | Functional uv paint, construction material using the same, and method of preparing the paint |
| CN102351560A (en) * | 2011-06-17 | 2012-02-15 | 李学东 | Sound-absorption/insulation fireproof plate and preparation method thereof |
| CN106630746A (en) * | 2016-09-18 | 2017-05-10 | 广西棕海园林工程有限公司 | Diatomaceous earth sound-insulation plate and method for preparing same |
| CN106554646A (en) * | 2016-11-16 | 2017-04-05 | 长白朝鲜族自治县北疆硅藻土新材料科技有限公司 | A kind of new damping antibacterial environment protection diatom ooze wall material and preparation method thereof |
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