CN105645893A - Method for manufacturing light sound absorption cement base plate - Google Patents
Method for manufacturing light sound absorption cement base plate Download PDFInfo
- Publication number
- CN105645893A CN105645893A CN201610037926.7A CN201610037926A CN105645893A CN 105645893 A CN105645893 A CN 105645893A CN 201610037926 A CN201610037926 A CN 201610037926A CN 105645893 A CN105645893 A CN 105645893A
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- Prior art keywords
- maintenance
- concrete substrate
- lightweight acoustical
- manufacture method
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/52—Sound-insulating materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention belongs to the technical field of building materials and particularly relates to a method for manufacturing a light sound absorption cement base plate. The light sound absorption cement base plate is characterized by comprising, by weight, 60-75 parts of sulphate aluminum cement, 8-15 parts of coal ash, 15-25 parts of wood flour, 0.1-0.5 part of a modifying agent and 2-5 parts of plant fibers. The light sound absorption cement base plate is reasonable in formula and has excellent performance of light weight, sound absorption and the like; the light sound absorption cement base plate is good in rupture strength.
Description
Technical field
The invention belongs to building material technical field, particularly relate to a kind of Lightweight acoustical concrete substrate and preparation method thereof.
Background technology
At present, sound pollution is day by day serious, particularly in, in bustling city, no matter being to work or life, all can bring certain puzzlement under noisy environment. Therefore sound transmission has strict requirement, the exterior wall dividing plate of use in building trade, and the sound absorbing capabilities of furred ceiling requires also more and more higher.
In prior art, adopt common plasterboard, asbestos board, although there is certain fire-proof function, but acoustically effective is very poor, it is impossible to solve the problems referred to above more.
It is disclosed in the information of this background section and is merely intended to increase the understanding of the general background to the present invention, and be not construed as admitting or imply in any form that this information structure is for prior art that persons skilled in the art are known.
Summary of the invention
It is an object of the invention to overcome the above-mentioned deficiency of prior art, it is provided that the manufacture method of a kind of Lightweight acoustical concrete substrate, it is except having the physical properties index of plasterboard, asbestos board, also has significant acoustically effective.
Technical scheme provided by the invention is:
A kind of Lightweight acoustical concrete substrate, comprises following components: sulphate aluminium cement 60-75 part by weight, flyash 8-15 part, wood powder 15-25 part, modifying agent 0.1-0.5 part and Plant fiber's 2-5 part.
As preferably, the fineness of described wood powder is 40-60 order.
As preferably, described modifying agent comprises following components by weight: sodium butylnaphthalenesulfonate 3-5 part, ammonium carbonate 10-15 part, magnesium hydroxide 5-15 part, ammonium chloride 5-8 part and sodium carboxymethyl cellulose 1-3 part.
Present invention also offers the manufacture method of described Lightweight acoustical concrete substrate, specifically comprise the following steps that
(1) each raw material components is carried out dispensing according to proportioning, stir;
(2) slip being stirred is carried out blanking by different blenders, enter into forming line, mat formation molding time, between bed material and middle material, layer of glass grid cloth is respectively set between middle material and fabric, primarily serves the effect of interior structural support after molding;
(3) mat formation after molding, enter curing kilns and carry out maintenance;
(4) cement plate good for a maintenance is carried out form removal process, then carry out secondary maintenance;
(5) cement plate that secondary maintenance is good carries out size cutting, carries out overlay film maintenance after cutting;
(6), after overlay film maintenance, carry out on surface beating micropore;
(7) beating the cement plate after micropore, surface carries out decorative layer process.
As preferably, in above-mentioned steps (4), the parameter of a maintenance is set to: temperature 26-30 DEG C, humidity 50-65%, and curing time is 18-24 hour.
As preferably, in above-mentioned steps (5), the parameter of secondary maintenance is set to: temperature 30-40 DEG C, humidity 70-90%, and curing time is 2-3 days.
As preferably, in above-mentioned steps (6), overlay film maintenance adopts thin film to be covered by sheet material, is placed under natural environment maintenance 2 days.
As preferably, beating micropore in above-mentioned steps (6) is carry out (d=0.4-0.6mm, h=0.5-1mm) process of punching on one surface of sheet material.
Compared with prior art, there is advantages that
1. the Lightweight acoustical concrete substrate formula of the present invention is reasonable, has the performance that lightweight, sound absorption etc. are superior.
2. the Lightweight acoustical concrete substrate rupture strength of the present invention is good.
Detailed description of the invention
Below in conjunction with embodiment, the specific embodiment of the present invention is described in detail, it is to be understood that protection scope of the present invention is not by the restriction of detailed description of the invention.
Explicitly indicate that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or its conversion will be understood to comprise the element or ingredient stated at such as " comprising " or " including " etc., and does not get rid of other element or other ingredient.
Embodiment 1:
A kind of Lightweight acoustical concrete substrate, comprises following components: sulphate aluminium cement 60 parts by weight, 8 parts of flyash, wood powder 15 parts, modifying agent 0.1 part and Plant fiber 2 parts; The fineness of described wood powder is 40 orders; Described modifying agent comprises following components by weight: sodium butylnaphthalenesulfonate 3 parts, ammonium carbonate 10 parts, 5 parts of magnesium hydroxide, ammonium chloride 5 parts and sodium carboxymethyl cellulose 1 part.
The manufacture method of described Lightweight acoustical concrete substrate, specifically comprises the following steps that
(1) each raw material components is carried out dispensing according to proportioning, stir;
(2) slip being stirred is carried out blanking by different blenders, enter into forming line, mat formation molding time, between bed material and middle material, layer of glass grid cloth is respectively set between middle material and fabric, primarily serves the effect of interior structural support after molding;
(3) mat formation after molding, enter curing kilns and carry out maintenance;
(4) cement plate good for a maintenance is carried out form removal process, then carry out secondary maintenance; The parameter of maintenance is set to: temperature 26 DEG C, humidity 50%, and curing time is 18 hours;
(5) cement plate that secondary maintenance is good carries out size cutting, carries out overlay film maintenance after cutting; The parameter of secondary maintenance is set to: temperature 30 DEG C, humidity 70%, and curing time is 2 days;
(6), after overlay film maintenance, carry out on surface beating micropore; Overlay film maintenance adopts thin film to be covered by sheet material, is placed under natural environment maintenance 2 days; Beating micropore is carry out (d=0.4mm, h=0.5mm) process of punching on one surface of sheet material;
(7) beating the cement plate after micropore, surface carries out decorative layer process.
Embodiment 2:
A kind of Lightweight acoustical concrete substrate, comprises following components: sulphate aluminium cement 75 parts by weight, 15 parts of flyash, wood powder 25 parts, modifying agent 0.5 part and Plant fiber 5 parts; The fineness of described wood powder is 60 orders; Described modifying agent comprises following components by weight: sodium butylnaphthalenesulfonate 5 parts, ammonium carbonate 15 parts, 15 parts of magnesium hydroxide, ammonium chloride 8 parts and sodium carboxymethyl cellulose 3 parts.
The manufacture method of described Lightweight acoustical concrete substrate, specifically comprises the following steps that
(1) each raw material components is carried out dispensing according to proportioning, stir;
(2) slip being stirred is carried out blanking by different blenders, enter into forming line, mat formation molding time, between bed material and middle material, layer of glass grid cloth is respectively set between middle material and fabric, primarily serves the effect of interior structural support after molding;
(3) mat formation after molding, enter curing kilns and carry out maintenance;
(4) cement plate good for a maintenance is carried out form removal process, then carry out secondary maintenance; The parameter of maintenance is set to: temperature 30 DEG C, humidity 65%, and curing time is 24 hours;
(5) cement plate that secondary maintenance is good carries out size cutting, carries out overlay film maintenance after cutting; The parameter of secondary maintenance is set to: temperature 40 DEG C, humidity 90%, and curing time is 3 days;
(6), after overlay film maintenance, carry out on surface beating micropore; Overlay film maintenance adopts thin film to be covered by sheet material, is placed under natural environment maintenance 2 days; Beating micropore is carry out (d=0.6mm, h=1mm) process of punching on one surface of sheet material;
(7) beating the cement plate after micropore, surface carries out decorative layer process.
Embodiment 3:
A kind of Lightweight acoustical concrete substrate, comprises following components: sulphate aluminium cement 70 parts by weight, 12 parts of flyash, wood powder 20 parts, modifying agent 0.3 part and Plant fiber 4 parts; The fineness of described wood powder is 50 orders; Described modifying agent comprises following components by weight: sodium butylnaphthalenesulfonate 4 parts, ammonium carbonate 13 parts, 10 parts of magnesium hydroxide, ammonium chloride 6 parts and sodium carboxymethyl cellulose 2 parts.
The manufacture method of described Lightweight acoustical concrete substrate, specifically comprises the following steps that
(1) each raw material components is carried out dispensing according to proportioning, stir;
(2) slip being stirred is carried out blanking by different blenders, enter into forming line, mat formation molding time, between bed material and middle material, layer of glass grid cloth is respectively set between middle material and fabric, primarily serves the effect of interior structural support after molding;
(3) mat formation after molding, enter curing kilns and carry out maintenance;
(4) cement plate good for a maintenance is carried out form removal process, then carry out secondary maintenance; The parameter of maintenance is set to: temperature 28 DEG C, humidity 60%, and curing time is 20 hours;
(5) cement plate that secondary maintenance is good carries out size cutting, carries out overlay film maintenance after cutting; The parameter of secondary maintenance is set to: temperature 35 DEG C, humidity 80%, and curing time is 2 days;
(6), after overlay film maintenance, carry out on surface beating micropore; Overlay film maintenance adopts thin film to be covered by sheet material, is placed under natural environment maintenance 2 days; Beating micropore is carry out (d=0.5mm, h=0.8mm) process of punching on one surface of sheet material;
(7) beating the cement plate after micropore, surface carries out decorative layer process.
Comparative example 1:
A kind of concrete substrate, comprises following components: Portland cement 250 parts, 15 parts of slag and 20 parts of water by weight.
The preparation method of described concrete substrate is with embodiment 3.
Embodiment 4:The performance measurement of Lightweight acoustical concrete substrate of the present invention
In the Lightweight acoustical concrete substrate prepared by embodiment 1-3 and comparative example 1, the concrete substrate of preparation adopts 300KN (WE30) universal hydraulic testing machine (test instrunment is AEC-201 type strength of cement testing machine) to measure its rupture strength, adopting standing-wave-tube method to measure its acoustic absorptivity, test result is in Table 1.
The performance measurement of the Lightweight acoustical concrete substrate of table 1 present invention
As can be seen from Table 1, the rupture strength of the Lightweight acoustical concrete substrate of the present invention is far above comparative example 1, its density far below comparative example 1, its noise frequency be the acoustic absorptivity in 3-4.5KHz and 1-2.5KHz scope all more than 0.8, reach the standard of strong sound-absorbing material.
The aforementioned description to the specific illustrative embodiment of the present invention illustrates that and the purpose of illustration. These describe and are not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned instruction, it is possible to carry out much changing and change. Purpose exemplary embodiment selected and describe is in that to explain the certain principles of the present invention and practical application thereof, so that those skilled in the art is capable of and utilizes the various different exemplary of the present invention and various different selection and change. The scope of the present invention is intended to be limited by claims and equivalents thereof.
Claims (8)
1. a Lightweight acoustical concrete substrate, it is characterised in that comprise following components by weight: sulphate aluminium cement 60-75 part, flyash 8-15 part, wood powder 15-25 part, modifying agent 0.1-0.5 part and Plant fiber's 2-5 part.
2. Lightweight acoustical concrete substrate according to claim 1, it is characterised in that the fineness of described wood powder is 40-60 order.
3. Lightweight acoustical concrete substrate according to claim 1, it is characterized in that, described modifying agent comprises following components by weight: sodium butylnaphthalenesulfonate 3-5 part, ammonium carbonate 10-15 part, magnesium hydroxide 5-15 part, ammonium chloride 5-8 part and sodium carboxymethyl cellulose 1-3 part.
4. the manufacture method according to the arbitrary described Lightweight acoustical concrete substrate of claim 1-3, it is characterised in that present invention also offers the manufacture method of described Lightweight acoustical concrete substrate, specifically comprise the following steps that
(1) each raw material components is carried out dispensing according to proportioning, stir;
(2) slip being stirred is carried out blanking by different blenders, enter into forming line, mat formation molding time, between bed material and middle material, layer of glass grid cloth is respectively set between middle material and fabric, primarily serves the effect of interior structural support after molding;
(3) mat formation after molding, enter curing kilns and carry out maintenance;
(4) cement plate good for a maintenance is carried out form removal process, then carry out secondary maintenance;
(5) cement plate that secondary maintenance is good carries out size cutting, carries out overlay film maintenance after cutting;
(6), after overlay film maintenance, carry out on surface beating micropore;
(7) beating the cement plate after micropore, surface carries out decorative layer process.
5. the manufacture method of Lightweight acoustical concrete substrate according to claim 4, it is characterised in that in step (4), the parameter of a maintenance is set to: temperature 26-30 DEG C, humidity 50-65%, curing time is 18-24 hour.
6. the manufacture method of Lightweight acoustical concrete substrate according to claim 4, it is characterised in that in step (5), the parameter of secondary maintenance is set to: temperature 30-40 DEG C, humidity 70-90%, curing time is 2-3 days.
7. the manufacture method of Lightweight acoustical concrete substrate according to claim 4, it is characterised in that in step (6), overlay film maintenance adopts thin film to be covered by sheet material, is placed under natural environment maintenance 2 days.
8. the manufacture method of Lightweight acoustical concrete substrate according to claim 4, it is characterised in that beating micropore in step (6) is carry out (d=0.4-0.6mm, h=0.5-1mm) process of punching on one surface of sheet material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037926.7A CN105645893A (en) | 2016-01-20 | 2016-01-20 | Method for manufacturing light sound absorption cement base plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610037926.7A CN105645893A (en) | 2016-01-20 | 2016-01-20 | Method for manufacturing light sound absorption cement base plate |
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| CN105645893A true CN105645893A (en) | 2016-06-08 |
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| CN201610037926.7A Pending CN105645893A (en) | 2016-01-20 | 2016-01-20 | Method for manufacturing light sound absorption cement base plate |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380154A (en) * | 2016-08-30 | 2017-02-08 | 卓达新材料科技集团威海股份有限公司 | Method of taking building garbage as aggregate to prepare aerogel composite sandstone plate |
| CN106396570A (en) * | 2016-08-30 | 2017-02-15 | 卓达新材料科技集团威海股份有限公司 | Method taking snow white quartz sand as aggregate to prepare aerogel composite sandstone plate |
| CN106431150A (en) * | 2016-08-30 | 2017-02-22 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate with construction waste as aggregate and industrial solid waste as admixture |
| CN106431152A (en) * | 2016-08-30 | 2017-02-22 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate by using snowflake white quartz sand as aggregate and industrial solid waste as admixture |
| CN106542799A (en) * | 2016-10-31 | 2017-03-29 | 李俊 | A kind of algae calcium decorative panel and production method |
| CN107160539A (en) * | 2017-06-16 | 2017-09-15 | 海宁永欣科技咨询有限公司 | A kind of preparation method of sound-absorbing material |
| CN107382226A (en) * | 2017-08-15 | 2017-11-24 | 河北卓达建材研究院有限公司 | A kind of multilayer Indoor decorative plate and preparation method thereof |
| CN107382225A (en) * | 2017-08-15 | 2017-11-24 | 河北卓达建材研究院有限公司 | A kind of string imitates bag reason Side fascia and preparation method thereof |
| CN107555915A (en) * | 2017-08-15 | 2018-01-09 | 河北卓达建材研究院有限公司 | A kind of string Wood Texture Side fascia and preparation method thereof |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380154A (en) * | 2016-08-30 | 2017-02-08 | 卓达新材料科技集团威海股份有限公司 | Method of taking building garbage as aggregate to prepare aerogel composite sandstone plate |
| CN106396570A (en) * | 2016-08-30 | 2017-02-15 | 卓达新材料科技集团威海股份有限公司 | Method taking snow white quartz sand as aggregate to prepare aerogel composite sandstone plate |
| CN106431150A (en) * | 2016-08-30 | 2017-02-22 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate with construction waste as aggregate and industrial solid waste as admixture |
| CN106431152A (en) * | 2016-08-30 | 2017-02-22 | 卓达新材料科技集团威海股份有限公司 | Method for preparing aerogel composite sandstone plate by using snowflake white quartz sand as aggregate and industrial solid waste as admixture |
| CN106542799A (en) * | 2016-10-31 | 2017-03-29 | 李俊 | A kind of algae calcium decorative panel and production method |
| CN107160539A (en) * | 2017-06-16 | 2017-09-15 | 海宁永欣科技咨询有限公司 | A kind of preparation method of sound-absorbing material |
| CN107382226A (en) * | 2017-08-15 | 2017-11-24 | 河北卓达建材研究院有限公司 | A kind of multilayer Indoor decorative plate and preparation method thereof |
| CN107382225A (en) * | 2017-08-15 | 2017-11-24 | 河北卓达建材研究院有限公司 | A kind of string imitates bag reason Side fascia and preparation method thereof |
| CN107555915A (en) * | 2017-08-15 | 2018-01-09 | 河北卓达建材研究院有限公司 | A kind of string Wood Texture Side fascia and preparation method thereof |
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Application publication date: 20160608 |