CN106957521A - It is a kind of for sound-absorbing material of building field and preparation method thereof - Google Patents
It is a kind of for sound-absorbing material of building field and preparation method thereof Download PDFInfo
- Publication number
- CN106957521A CN106957521A CN201710106282.7A CN201710106282A CN106957521A CN 106957521 A CN106957521 A CN 106957521A CN 201710106282 A CN201710106282 A CN 201710106282A CN 106957521 A CN106957521 A CN 106957521A
- Authority
- CN
- China
- Prior art keywords
- parts
- sound
- absorbing material
- building field
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Building Environments (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Abstract
Present invention firstly provides a kind of sound-absorbing material for building field, mainly it is made up of following raw material：10 ~ 30 parts of 5 ~ 10 parts of polyacrylamide, 3 ~ 4 parts of corundum, 4 ~ 5 parts of rock wool, 3 ~ 4 parts of wood fibre and polyurethane foam.Further, present invention also offers the preparation method of the sound-absorbing material, including grinding distribution raw material, polyol solvent, the mixing mutually step such as molten are prepared.Advantage of the invention is that：Formula is reasonable, and cost of material is low, and preparation method is simple, and the sound-absorbing material according to made from inventive formulation and preparation method thereof has the advantages that strong tolerance, environmental protection, firm in structure, durable.
Description
Technical field
The present invention relates to building field, more particularly to a kind of sound-absorbing material for building field.
Background technology
Sound comes from the vibration of object, and it causes the vibration of neighbouring air and forms sound wave, and to four in air dielectric
Week propagates.And Acoustic Wave Propagation is to that can reflect in the obstructions such as wall, echo is easily caused in indoor environment or sound superposition is made
Into noise, therefore the sound absorption qualities of construction material have a direct impact to the sound timbre and noise figure of indoor environment.
Property of the quality of sound absorption qualities with material in itself is relevant, and not only sound-absorbing effect is poor for traditional sound-absorbing material, because
This this just into it is in the urgent need to address at this stage the problem of.
It is necessary to study a kind of good sound-absorbing material for building of sound-absorbing effect for this.
The content of the invention
The present invention is intended to provide it is a kind of for sound-absorbing material of building field and preparation method thereof, to solve above-mentioned skill
Art problem.
The present invention is achieved by the following technical programs：Present invention firstly provides a kind of new suction for building field
Sound material, is mainly made up of following raw material：5 ~ 10 parts of polyacrylamide, 3 ~ 4 parts of corundum, 4 ~ 5 parts of rock wool, 3 ~ 4 parts of wood fibre,
And 10 ~ 30 parts of polyurethane foam.
Further, 6 ~ 10 parts of montmorillonite, 4 ~ 10 parts of glass fibre are also included in the formula of the sound-absorbing material.
The optimization formula of the sound-absorbing material of the present invention is made up of the component of following parts by weight：8 parts of polyacrylamide, illiteracy are de-
15 parts of 4.5 parts of stone, 3.5 parts of corundum, 4.5 parts of rock wool, 6.5 parts of glass fibre, 3.5 parts of wood fibre and polyurethane foam.
Invention further provides the preparation method of the sound-absorbing material for building field, including it is following
Step：
（1）Polyacrylamide, corundum, rock wool, wood fibre and polyurethane foam are mixed in proportion, and grinding distribution is extremely
Granularity is 200 ~ 10 μm；
（2）Take 100 parts of polyalcohols to be placed in flask, be warming up to 100 ~ 120 DEG C, vacuumize；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyalcohol in, and add compound
EVA emulsions；Ultrasonically treated 45min ~ 60min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing, cooling are melted at a temperature of 130 DEG C ~ 150 DEG C
After produce the sound-absorbing material.
Further, step（3）In can also add montmorillonite nano powder and glass fibre nanometer powder.
Further, the polyalcohol be phenolic resin class polyalcohol, PEPA, one kind in PPG or
It is a variety of.
Advantage of the invention is that：Formula is reasonable, and cost of material is low, and preparation method is simple, according to inventive formulation and its
Sound-absorbing material made from preparation method has the advantages that tolerance strong, environmental protection, firm in structure, durable.
Embodiment
Technical scheme is further elaborated with reference to embodiments：
A kind of sound-absorbing material for building field of embodiment 1, is made up of following raw material：5 parts of polyacrylamide；Corundum 3
Part；5 parts of rock wool；3 parts of wood fibre；10 parts of polyurethane foam.
Sound-absorbing material for building field is prepared according to the raw material of said ratio, its preparation method includes following step
Suddenly：
（1）The raw material of above-mentioned powder is mixed, grinding distribution to granularity is 200 μm or so；
（2）The PPG for taking 100 parts of molecular weight to be 4000 ~ 4500, is placed in flask, is warming up to 100 ~ 120 DEG C, takes out true
It is empty；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyalcohol in, stirring after, plus
Enter compound 150 parts of EVA emulsions；Ultrasonically treated 45min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing is melted at a temperature of 130 DEG C, is produced after cooling
The sound-absorbing material.
A kind of sound-absorbing material for building field of embodiment 2, is made up of following raw material：8 parts of polyacrylamide；Just
It is beautiful 3.5 parts；4.5 parts of rock wool；3.5 parts of wood fibre；15 parts of polyurethane foam；4.5 parts of montmorillonite；6.5 parts of glass fibre.
Sound-absorbing material for building field is prepared according to the raw material of said ratio, its preparation method includes following step
Suddenly：
（1）The raw material of above-mentioned powder is mixed, grinding distribution to granularity is 70 μm ± 10 μm；
（2）Take the polyethers that phenolic resin class polyalcohol, 65 parts of molecular weight that 10 parts of molecular weight are 4000 ~ 5000 are 4000 ~ 4500
The PEPA that polyalcohol, 25 parts of molecular weight are 2000 ~ 3000, is placed in flask and is well mixed, be warming up to after 100 ~ 120 DEG C
Vacuumize；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyols blend in, stirring is equal
Afterwards, compound 150 parts of EVA emulsions are added；Ultrasonically treated 45min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing is melted at a temperature of 150 DEG C, is produced after cooling
The sound-absorbing material.
A kind of sound-absorbing material for building field of embodiment 3, is made up of following raw material：10 parts of polyacrylamide；
4 parts of corundum；4 parts of rock wool；4 parts of wood fibre；20 parts of polyurethane foam；6 parts of montmorillonite；4 parts of glass fibre.
Sound-absorbing material for building field is prepared according to the raw material of said ratio, its preparation method includes following step
Suddenly：
（1）The raw material of above-mentioned powder is mixed, grinding distribution to granularity is 10 ~ 20 μm；
（2）Take the polyester polyols that PPG and 30 parts of molecular weight that 70 parts of molecular weight are 4000 ~ 4500 are 2000 ~ 3000
Alcohol, is placed in flask and is well mixed, vacuumized after being warming up to 100 ~ 120 DEG C；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyols blend in, stirring is equal
Afterwards, compound 150 parts of EVA emulsions are added；Ultrasonically treated 60min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing is melted at a temperature of 140 DEG C, is produced after cooling
The sound-absorbing material.
A kind of sound-absorbing material for building field of embodiment 4, is mainly made up of following raw material：Polyacrylamide 6
Part；4 parts of corundum；4.5 parts of rock wool；3.5 parts of wood fibre；20 parts of polyurethane foam；10 parts of montmorillonite；10 parts of glass fibre.
Sound-absorbing material for building field is prepared according to the raw material of said ratio, its preparation method includes following step
Suddenly：
（1）The raw material of above-mentioned powder is mixed, grinding distribution to granularity is 130 ~ 150 μm；
（2）Take the polyester polyols that PPG and 50 parts of molecular weight that 50 parts of molecular weight are 4000 ~ 4500 are 2000 ~ 3000
Alcohol, is placed in flask and is well mixed, vacuumized after being warming up to 100 ~ 120 DEG C；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyols blend in, stirring is equal
Afterwards, compound 150 parts of EVA emulsions are added；Ultrasonically treated 50min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing is melted at a temperature of 150 DEG C, is produced after cooling
The sound-absorbing material.
Claims (6)
1. a kind of sound-absorbing material for building field, it is characterised in that be mainly made up of following raw material：Polyacrylamide
10 ~ 30 parts of 5 ~ 10 parts, 3 ~ 4 parts of corundum, 4 ~ 5 parts of rock wool, 3 ~ 4 parts of wood fibre and polyurethane foam.
2. a kind of sound-absorbing material for building field as claimed in claim 1, it is characterised in that also including montmorillonite
6 ~ 10 parts, 4 ~ 10 parts of glass fibre.
3. a kind of sound-absorbing material for building field as claimed in claim 2, it is characterised in that the sound-absorbing material
Mainly it is made up of the component of following parts by weight：8 parts of polyacrylamide, 4.5 parts of montmorillonite, 3.5 parts of corundum, 4.5 parts of rock wool, glass
15 parts of 6.5 parts of fiber, 3.5 parts of wood fibre and polyurethane foam.
4. the preparation method of a kind of sound-absorbing material for building field, it is characterised in that comprise the following steps：
（1）Polyacrylamide, corundum, rock wool, wood fibre and polyurethane foam are mixed in proportion, and grinding distribution is extremely
Granularity is 200 ~ 10 μm；
（2）Take 100 parts of polyalcohols to be placed in flask, be warming up to 100 ~ 120 DEG C, vacuumize；
（3）Under vacuum, by step（1）The mixed-powder of gained adds step（2）Polyalcohol in, and add compound
EVA emulsions；Ultrasonically treated 45min ~ 60min, makes material dispersed；
（4）By step（3）The mixed emulsion of gained is poured into sealed mold, and sizing, cooling are melted at a temperature of 130 DEG C ~ 150 DEG C
After produce the sound-absorbing material.
5. a kind of preparation method of sound-absorbing material for building field as claimed in claim 4, it is characterised in that step
Suddenly（3）In can also add montmorillonite nano powder and glass fibre nanometer powder.
6. a kind of preparation method of sound-absorbing material for building field as claimed in claim 4, it is characterised in that institute
It is the one or more in phenolic resin class polyalcohol, PEPA, PPG to state polyalcohol.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710106282.7A CN106957521A (en) | 2017-02-27 | 2017-02-27 | It is a kind of for sound-absorbing material of building field and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710106282.7A CN106957521A (en) | 2017-02-27 | 2017-02-27 | It is a kind of for sound-absorbing material of building field and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106957521A true CN106957521A (en) | 2017-07-18 |
Family
ID=59481008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710106282.7A Pending CN106957521A (en) | 2017-02-27 | 2017-02-27 | It is a kind of for sound-absorbing material of building field and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106957521A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384666A (en) * | 2006-02-13 | 2009-03-11 | 瓦克聚合***两合公司 | Process for producing mouldings from cork particles |
| CN103080230A (en) * | 2010-08-31 | 2013-05-01 | 日东电工株式会社 | Foam, production method for foam, and functional foam |
| CN105541176A (en) * | 2015-12-07 | 2016-05-04 | 青岛宏宇环保空调设备有限公司 | Heat insulation and sound-absorbing material |
-
2017
- 2017-02-27 CN CN201710106282.7A patent/CN106957521A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384666A (en) * | 2006-02-13 | 2009-03-11 | 瓦克聚合***两合公司 | Process for producing mouldings from cork particles |
| CN103080230A (en) * | 2010-08-31 | 2013-05-01 | 日东电工株式会社 | Foam, production method for foam, and functional foam |
| CN105541176A (en) * | 2015-12-07 | 2016-05-04 | 青岛宏宇环保空调设备有限公司 | Heat insulation and sound-absorbing material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102249614B (en) | Light thermal insulation soundproof damping floor mortar | |
| EP3175027B1 (en) | Acoustic ceiling tiles with anti-sagging properties and methods of making same | |
| CN106833224A (en) | A kind of environmentally friendly heat-insulated high-performance water-based damping coating material and preparation method thereof | |
| CN107325527A (en) | Environmentally friendly acoustic material of a kind of building interior trim and preparation method thereof | |
| CN104327790B (en) | The two component groups of a kind of environment-protecting polyurethane angle glue | |
| CN107523023A (en) | A kind of graphene polyester sound-absorbing material and preparation method thereof | |
| CN107298776A (en) | A kind of environment-friendly rubber soundproof construction composition and preparation method thereof | |
| CN107118511A (en) | A kind of building decoration environmentally friendly acoustic material and preparation method thereof | |
| CN107804993A (en) | A kind of novel artificial quartzite plate and preparation method thereof | |
| CN104496518B (en) | Ultra-high voltage transformer station fire wall sandstone acoustic board and preparation method thereof | |
| CN106957521A (en) | It is a kind of for sound-absorbing material of building field and preparation method thereof | |
| CN106759997A (en) | A kind of preparation method of environmentally friendly sound insulating sheet material and puigging | |
| CN108275963A (en) | A kind of environmental protection sound-insulating water-proof climate resisting material and preparation method thereof | |
| CN106554578B (en) | The acoustic barrier plate prepared using solid waste | |
| CN106947046A (en) | A kind of cyanurotriamide modified polyurethane foam and preparation method and application | |
| CN108911689A (en) | A kind of sound-absorbing material | |
| CN108793927A (en) | A kind of light energy conservation type thermal insulation board used for building exterior wall and preparation method thereof | |
| CN108439894A (en) | The material and manufacturing method of novel noise reduction sound insulation | |
| CN107311521A (en) | A kind of preparation method of novel anticorrosion insulation material | |
| CN106827758B (en) | A kind of complex sound insulation sound-absorbing material and preparation method thereof | |
| CN111205519A (en) | ALG nano rubber plastic heat-preservation sound-insulation plate and processing method thereof | |
| JP2011016925A (en) | Expandable resol-type phenol resin molding material and phenol resin foam | |
| KR100732469B1 (en) | Floor structure for reduction of light-weight and heavy-weight impact sound and construction method thereof | |
| KR20080105353A (en) | Sound-isolating materials and method for carrying out the same | |
| KR100506986B1 (en) | A composition for noise prevention |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170718 |
|
| RJ01 | Rejection of invention patent application after publication |