CN111608287A - Purified mineral wool sound absorption board and manufacturing method thereof - Google Patents
Purified mineral wool sound absorption board and manufacturing method thereof Download PDFInfo
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- CN111608287A CN111608287A CN201910439893.2A CN201910439893A CN111608287A CN 111608287 A CN111608287 A CN 111608287A CN 201910439893 A CN201910439893 A CN 201910439893A CN 111608287 A CN111608287 A CN 111608287A
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- 239000011490 mineral wool Substances 0.000 title claims abstract description 75
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 42
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- 239000004927 clay Substances 0.000 claims abstract description 29
- 229960000892 attapulgite Drugs 0.000 claims abstract description 28
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 28
- 229920000881 Modified starch Polymers 0.000 claims abstract description 18
- 229920000742 Cotton Polymers 0.000 claims abstract description 16
- 239000004368 Modified starch Substances 0.000 claims abstract description 16
- 235000019426 modified starch Nutrition 0.000 claims abstract description 16
- 239000008394 flocculating agent Substances 0.000 claims abstract description 15
- 239000012459 cleaning agent Substances 0.000 claims abstract description 14
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 8
- 239000011265 semifinished product Substances 0.000 claims description 15
- 125000000129 anionic group Chemical group 0.000 claims description 13
- 230000004048 modification Effects 0.000 claims description 13
- 238000012986 modification Methods 0.000 claims description 13
- 239000012188 paraffin wax Substances 0.000 claims description 13
- 229920002401 polyacrylamide Polymers 0.000 claims description 13
- 229920002472 Starch Polymers 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- 235000019698 starch Nutrition 0.000 claims description 12
- 239000008107 starch Substances 0.000 claims description 12
- 240000003183 Manihot esculenta Species 0.000 claims description 10
- 235000016735 Manihot esculenta subsp esculenta Nutrition 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 10
- 239000000843 powder Substances 0.000 claims description 10
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229920000877 Melamine resin Polymers 0.000 claims description 8
- -1 amine compound Chemical class 0.000 claims description 8
- 238000003754 machining Methods 0.000 claims description 8
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 239000012629 purifying agent Substances 0.000 claims description 6
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 5
- 238000000227 grinding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 5
- 239000004202 carbamide Substances 0.000 claims description 4
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 4
- 235000011128 aluminium sulphate Nutrition 0.000 claims description 2
- 239000001164 aluminium sulphate Substances 0.000 claims description 2
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 claims description 2
- XPQRZQHNWFOKMS-UHFFFAOYSA-N cyanamide;potassium Chemical compound [K].NC#N XPQRZQHNWFOKMS-UHFFFAOYSA-N 0.000 claims description 2
- JWEKFMCYIRVOQZ-UHFFFAOYSA-N cyanamide;sodium Chemical compound [Na].NC#N JWEKFMCYIRVOQZ-UHFFFAOYSA-N 0.000 claims description 2
- 150000001912 cyanamides Chemical class 0.000 claims description 2
- BUACSMWVFUNQET-UHFFFAOYSA-H dialuminum;trisulfate;hydrate Chemical compound O.[Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O BUACSMWVFUNQET-UHFFFAOYSA-H 0.000 claims description 2
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 claims description 2
- 229940091173 hydantoin Drugs 0.000 claims description 2
- YPCZZGDKIBPATR-UHFFFAOYSA-N potassium dicyanoazanide Chemical compound [K+].N#C[N-]C#N YPCZZGDKIBPATR-UHFFFAOYSA-N 0.000 claims description 2
- 229920001592 potato starch Polymers 0.000 claims description 2
- 230000002940 repellent Effects 0.000 claims description 2
- 239000005871 repellent Substances 0.000 claims description 2
- IXBPPZBJIFNGJJ-UHFFFAOYSA-N sodium;cyanoiminomethylideneazanide Chemical compound [Na+].N#C[N-]C#N IXBPPZBJIFNGJJ-UHFFFAOYSA-N 0.000 claims description 2
- 150000003672 ureas Chemical class 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 2
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 15
- 230000006870 function Effects 0.000 abstract description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 abstract description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 51
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000003905 indoor air pollution Methods 0.000 description 2
- 208000005623 Carcinogenesis Diseases 0.000 description 1
- 244000068988 Glycine max Species 0.000 description 1
- 235000010469 Glycine max Nutrition 0.000 description 1
- 206010058467 Lung neoplasm malignant Diseases 0.000 description 1
- 208000003445 Mouth Neoplasms Diseases 0.000 description 1
- 206010070834 Sensitisation Diseases 0.000 description 1
- 208000000453 Skin Neoplasms Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004887 air purification Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 230000036952 cancer formation Effects 0.000 description 1
- 231100000504 carcinogenesis Toxicity 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- 208000012987 lip and oral cavity carcinoma Diseases 0.000 description 1
- 201000005202 lung cancer Diseases 0.000 description 1
- 208000020816 lung neoplasm Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- 201000000849 skin cancer Diseases 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/008—Producing shaped prefabricated articles from the material made from two or more materials having different characteristics or properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/14—Apparatus or processes for treating or working the shaped or preshaped articles for dividing shaped articles by cutting
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Paper (AREA)
Abstract
The application discloses purify mineral wool acoustic baffle, the quality of purifying mineral wool acoustic baffle constitutes and includes: 100 parts of granular cotton, 0.5-5 parts of aldehyde cleaning agent, 3-20 parts of attapulgite clay, 2-15 parts of modified starch, 0.1-2 parts of waterproof agent and 0.5-3 parts of flocculating agent. The application also discloses a manufacturing method of the mineral wool purification sound absorption board, and by adopting the technical scheme, the mineral wool purification sound absorption board has multiple functions of removing formaldehyde, absorbing sound, decorating and the like.
Description
Technical Field
The application relates to but is not limited to the technical field of mineral wool board manufacturing, in particular to a mineral wool purification sound absorption board and a manufacturing method thereof.
Background
Artificial boards, paints, textiles, wall coverings, chemical fiber carpets, curtains and the like used for interior decoration are the main sources of formaldehyde in the interior environment. Formaldehyde has the effects of stimulation, sensitization and carcinogenesis, and can cause various diseases such as oral cancer, skin cancer, lung cancer, leukemia and the like if the formaldehyde is contacted for a long time.
As a porous plate, the mineral wool acoustic board has numerous micropores formed by fibers, has adsorption performance, can adsorb harmful substances in indoor air, but when the environmental temperature rises, the harmful substances can be released from the mineral wool acoustic board to cause secondary indoor air pollution, further harm human health, and along with the improvement of the requirement of people on the indoor environment, the control and treatment of an indoor air pollution source are enhanced to be particularly important.
Disclosure of Invention
In order to solve at least one of the above technical problems, the present application provides a mineral wool purification acoustic board and a manufacturing method thereof, so that the mineral wool purification acoustic board has multiple functions of formaldehyde degradation, sound absorption decoration and the like.
In the embodiment of the application, the purified mineral wool sound absorption board comprises the following components in parts by mass: 100 parts of granular cotton, 0.5-5 parts of aldehyde cleaning agent, 3-20 parts of attapulgite clay, 2-15 parts of modified starch, 0.1-2 parts of waterproof agent and 0.5-3 parts of flocculating agent.
Optionally, the purified mineral wool acoustic board comprises the following components in parts by mass: 100 parts of granular cotton, 0.5 part of aldehyde cleaning agent, 3 parts of attapulgite clay, 2 parts of modified starch, 0.1 part of emulsified paraffin and 0.5 part of flocculating agent.
Optionally, the purified mineral wool acoustic board comprises the following components in parts by mass: 100 parts of granular cotton, 3 parts of aldehyde cleaning agent, 10 parts of attapulgite clay, 10 parts of modified starch, 1.0 part of emulsified paraffin and 1.5 parts of flocculating agent.
Optionally, the purified mineral wool acoustic board comprises the following components in parts by mass: 100 parts of granular cotton, 5 parts of aldehyde cleaning agent, 20 parts of attapulgite clay, 15 parts of modified starch, 2.0 parts of emulsified paraffin and 3.0 parts of flocculating agent.
Optionally, the aldehyde cleaning agent is a powdery amine compound, and the amine compound is one or two of urea compounds and cyanamide compounds.
Optionally, the urea compound is selected from one or more of urea, biuret, hydantoin and thiourea.
Optionally, the cyanamide compound is selected from one or more of sodium cyanamide, potassium cyanamide, dicyanamide, sodium dicyanamide, potassium dicyanamide and melamine. Optionally, the modified starch is selected from one or more of modified corn starch, modified soybean starch, modified potato starch, and modified tapioca starch.
Optionally, the water repellent is emulsified paraffin.
Optionally, the flocculant is selected from one or both of anionic polyacrylamide and aluminium sulphate.
The application also provides a manufacturing method of the mineral wool purification sound absorption board, which comprises the following steps:
step a: carrying out heat treatment modification on the attapulgite clay at the temperature of 200-400 ℃ for 30-60 min;
step b: mixing and grinding the aldehyde-purifying agent and the heat-treated modified attapulgite clay to obtain composite powder;
step c: mixing the composite powder, the modified starch, the waterproof agent, the flocculating agent, the granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
step d: wet-copying and molding the slurry on a web former;
step e: conveying the formed mineral wool board to a drying kiln, and drying at 180 ℃ for 2 hours to obtain a semi-finished product of the purified mineral wool sound absorption board;
step f: and cutting the purified mineral wool sound absorption plate semi-finished product discharged from the kiln into a certain specification and size.
Optionally, after step f, the method further comprises: and performing surface finish machining treatment on the semi-finished product of the purified mineral wool sound absorption board cut into a certain specification and size.
Optionally, the thickness of the finished product of the purified mineral wool sound absorption board after surface finishing treatment is 12-18 mm.
After the technical scheme is adopted, the invention has the following beneficial effects:
the formaldehyde purifying agent is added into the mineral wool sound absorption board, so that formaldehyde adsorbed in the mineral wool sound absorption board is effectively removed, the purposes of thoroughly removing formaldehyde and purifying air are achieved, and secondary pollution caused by release of formaldehyde adsorbed in the mineral wool sound absorption board due to overhigh indoor temperature is avoided.
According to the manufacturing method of the purified mineral wool acoustic board, the attapulgite clay is subjected to heat treatment modification, so that the specific surface area and the adsorption performance of the attapulgite clay are greatly improved, the attapulgite clay subjected to heat treatment modification can better adsorb a formaldehyde purifying agent, formaldehyde adsorbed in the purified mineral wool acoustic board is removed, and the adsorption performance of the purified mineral wool acoustic board can be improved.
This application carries out surface finishing to cutting into the purification mineral wool acoustic baffle semi-manufactured goods of certain specification size for purify the mineral wool acoustic baffle and can get rid of formaldehyde, possess air-purifying's function, be applied to in various buildings as ornamental material because of having better decorative and sound-absorbing performance again.
Detailed Description
Embodiments of the present application are described below by way of examples, and it should be appreciated by those skilled in the art that these specific examples merely illustrate selected embodiments for achieving the purposes of the present application and are not intended to limit the technical solutions. Modifications of the technical solutions of the present application in combination with the prior art are obvious from the teachings of the present application and fall within the protection scope of the present application.
The raw materials and reagents used in the following examples are all common commercial products unless otherwise specified.
The present application is further illustrated by the following specific examples.
Example 1
The mineral wool purifying sound absorption board comprises the following components in parts by mass: 100 parts of granular cotton, 0.5 part of aldehyde cleaning agent, 3 parts of attapulgite clay, 2 parts of modified starch, 0.1 part of emulsified paraffin and 0.5 part of flocculating agent.
Wherein the aldehyde-cleaning agent is melamine.
Wherein the modified starch is modified tapioca starch.
Wherein the flocculating agent is a mixture of anionic polyacrylamide and aluminum sulfate, 0.3 part of anionic polyacrylamide and 0.2 part of aluminum sulfate.
The manufacturing method of the mineral wool purification acoustic board comprises the following steps:
step a: heat treating 3 parts of attapulgite clay at 200 deg.C for modification for 60 min;
step b: mixing and grinding 0.5 part of melamine and the heat-treated and modified attapulgite clay to obtain composite powder;
step c: mixing the composite powder, 2 parts of modified tapioca starch, 0.1 part of emulsified paraffin, 0.3 part of anionic polyacrylamide, 0.2 part of aluminum sulfate, 100 parts of granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
step d: wet-copying and molding the slurry on a web former;
step e: conveying the formed mineral wool board to a drying kiln, and drying at 180 ℃ for 2 hours to obtain a semi-finished product of the purified mineral wool sound absorption board;
step f: and cutting the semi-finished product of the purified mineral wool sound absorption board after being taken out of the kiln into the size of 600cm multiplied by 600cm, performing surface finish machining on the cut semi-finished product of the purified mineral wool sound absorption board, and manufacturing the finished product of the purified mineral wool sound absorption board with the thickness of 12mm after finish machining.
Example 2
The mineral wool purifying sound absorption board comprises the following components in parts by mass: 100 parts of granular cotton, 3 parts of aldehyde cleaning agent, 10 parts of attapulgite clay, 10 parts of modified starch, 1.0 part of emulsified paraffin and 1.5 parts of flocculating agent.
Wherein the aldehyde-cleaning agent is melamine.
Wherein the modified starch is modified tapioca starch.
Wherein the flocculating agent is a mixture of anionic polyacrylamide and aluminum sulfate, 1.0 part of anionic polyacrylamide and 0.5 part of aluminum sulfate.
The manufacturing method of the mineral wool purification acoustic board comprises the following steps:
step a: heat treating 10 parts of attapulgite clay at 200 deg.C for modification for 60 min;
step b: mixing 3 parts of melamine and the heat-treated modified attapulgite clay, and grinding to obtain composite powder;
step c: mixing the composite powder, 10 parts of modified tapioca starch, 1.0 part of emulsified paraffin, 1.0 part of anionic polyacrylamide, 0.5 part of aluminum sulfate, 100 parts of granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
the steps d to f of the method for manufacturing the purified mineral wool sound-absorbing panel were the same as in example 1.
Example 3
The mineral wool purifying sound absorption board comprises the following components in parts by mass: 100 parts of granular cotton, 5 parts of aldehyde cleaning agent, 20 parts of attapulgite clay, 15 parts of modified starch, 2.0 parts of emulsified paraffin and 3.0 parts of flocculating agent.
Wherein the aldehyde-cleaning agent is melamine.
Wherein the modified starch is modified tapioca starch.
Wherein the flocculating agent is a mixture of anionic polyacrylamide and aluminum sulfate, 2.0 parts of anionic polyacrylamide and 1.0 part of aluminum sulfate.
The manufacturing method of the mineral wool purification acoustic board comprises the following steps:
step a: heat treating 20 parts of attapulgite clay at 200 deg.C for modification for 60 min;
step b: mixing 5 parts of melamine and the heat-treated modified attapulgite clay, and grinding to obtain composite powder;
step c: mixing the composite powder, 15 parts of modified tapioca starch, 2.0 parts of emulsified paraffin, 2.0 parts of anionic polyacrylamide, 1.0 part of aluminum sulfate, 100 parts of granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
the steps d to f of the method for manufacturing the purified mineral wool sound-absorbing panel were the same as in example 1.
Comparative example 1
Compared with example 1, in comparative example 1, no aldehyde cleaning agent is added, and the attapulgite clay is not modified by heat treatment. The manufacturing method of the mineral wool purification sound absorption board comprises the following steps:
step a: mixing 3 parts of attapulgite clay, 2 parts of modified tapioca starch, 0.1 part of emulsified paraffin, 0.3 part of anionic polyacrylamide, 0.2 part of aluminum sulfate, 100 parts of granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
step b: wet-copying and molding the slurry on a web former;
step c: conveying the formed mineral wool board to a drying kiln, and drying at 180 ℃ for 2 hours to obtain a semi-finished product of the purified mineral wool sound absorption board;
step d: and cutting the semi-finished product of the purified mineral wool sound absorption board after being taken out of the kiln into the size of 600cm multiplied by 600cm, performing surface finish machining on the cut semi-finished product of the purified mineral wool sound absorption board, and manufacturing the finished product of the purified mineral wool sound absorption board with the thickness of 12mm after finish machining.
Comparative example 2
Compared with the example 1, the method for manufacturing the purified mineral wool acoustic board of the comparative example 2 without adding the aldehyde purifying agent comprises the following steps:
step a: heat treating 3 parts of attapulgite clay at 200 deg.C for modification for 60 min;
step b: mixing the attapulgite clay modified by heat treatment with 2 parts of modified cassava starch, 0.1 part of emulsified paraffin, 0.3 part of anionic polyacrylamide, 0.2 part of aluminum sulfate, 100 parts of granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
step c: wet-copying and molding the slurry on a web former;
step d: conveying the formed mineral wool board to a drying kiln, and drying at 180 ℃ for 2 hours to obtain a semi-finished product of the purified mineral wool sound absorption board;
step e: and cutting the semi-finished product of the purified mineral wool sound absorption board after being taken out of the kiln into the size of 600cm multiplied by 600cm, performing surface finish machining on the cut semi-finished product of the purified mineral wool sound absorption board, and manufacturing the finished product of the purified mineral wool sound absorption board with the thickness of 12mm after finish machining.
Performance testing
The formaldehyde removal effect test is carried out on the purified mineral wool sound absorption boards manufactured in examples 1 to 3, comparative example 1 and comparative example 2 according to the experimental method provided by the building material industry standard JC/T1074-2008, and the test results are as follows:
TABLE 1
As can be seen from the data in Table 1, the formaldehyde purification rate of the purified mineral wool sound absorption board manufactured in the embodiments 1 to 3 of the present application is obviously superior to that of the purified mineral wool sound absorption board manufactured in the comparative example 1, which shows that the formaldehyde can be effectively removed by adding the formaldehyde purification agent into the purified mineral wool sound absorption board, and the air purification effect is achieved. Meanwhile, the formaldehyde purification rate of the purified mineral wool sound absorption board manufactured in the embodiments 1-3 is obviously superior to that of the purified mineral wool sound absorption board manufactured in the comparative example 2, and the heat treatment modification of the attapulgite clay is demonstrated to improve the specific surface area and the adsorption performance of the attapulgite clay, so that the attapulgite clay after the heat treatment modification can better adsorb a formaldehyde purification agent, and further remove formaldehyde adsorbed in the purified mineral wool sound absorption board.
The description is of the preferred embodiment of the present application and is not intended to limit the present application in any way or manner. Those skilled in the art should, however, appreciate that many modifications, adaptations, and variations are possible in light of the above teaching without departing from the scope of the present invention; meanwhile, any equivalent changes, modifications and evolutions of the above embodiments according to the essential technology of the present application are within the scope of the present application defined by the claims.
Claims (10)
1. The mineral wool purifying sound absorption board comprises the following components in parts by mass: 100 parts of granular cotton, 0.5-5 parts of aldehyde cleaning agent, 3-20 parts of attapulgite clay, 2-15 parts of modified starch, 0.1-2 parts of waterproof agent and 0.5-3 parts of flocculating agent.
2. The purified mineral wool acoustic panel according to claim 1, wherein the aldehyde-purifying agent is a powdered amine compound selected from one or both of urea compounds and cyanamide compounds.
3. The purified mineral wool acoustic panel according to claim 2, wherein the urea-based compound is selected from one or more of urea, biuret, hydantoin, and thiourea.
4. The purified mineral wool acoustic panel according to claim 2, wherein the cyanamide based compound is selected from one or more of sodium cyanamide, potassium cyanamide, dicyanamide, sodium dicyanamide, potassium dicyanamide and melamine.
5. The purified mineral wool acoustic panel according to claim 1, wherein the modified starch is selected from one or more of modified corn starch, modified soy starch, modified potato starch and modified tapioca starch.
6. The purified mineral wool acoustic panel according to claim 1 wherein the water repellent agent is emulsified paraffin.
7. The purified mineral wool acoustic panel according to claim 1, wherein the flocculating agent is selected from one or both of anionic polyacrylamide and aluminium sulphate.
8. A method of manufacturing a purified mineral wool acoustic panel according to any one of claims 1 to 7, the method comprising the steps of:
step a: carrying out heat treatment modification on the attapulgite clay at the temperature of 200-400 ℃ for 30-60 min;
step b: mixing and grinding the aldehyde-purifying agent and the concave-convex stick clay modified by heat treatment to obtain composite powder;
step c: mixing the composite powder, the modified starch, the waterproof agent, the flocculating agent, the granular cotton and a proper amount of water, and fully stirring in a stirrer to obtain slurry;
step d: wet-copying and molding the slurry on a web former;
step e: conveying the formed mineral wool board to a drying kiln, and drying at 180-230 ℃ for 2 hours to obtain a semi-finished product of the purified mineral wool sound absorption board;
step f: and cutting the purified mineral wool sound absorption plate semi-finished product discharged from the kiln into a certain specification and size.
9. The manufacturing method according to claim 8, further comprising, after the manufacturing method step f: and performing surface finish machining treatment on the semi-finished product of the purified mineral wool sound absorption board cut into a certain specification and size.
10. The manufacturing method according to claim 9, wherein the thickness of the finished purified mineral wool sound-absorbing panel after the surface finishing treatment is 12 to 18 mm.
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB944433A (en) * | 1959-04-24 | 1963-12-11 | Owens Corning Fiberglass Corp | An improved acoustical panel |
| CN101549980A (en) * | 2008-04-01 | 2009-10-07 | 北新集团建材股份有限公司 | Paper-surface plasterboard for quickly and efficiently removing methyl aldehyde and preparation method thereof |
| CN102400527A (en) * | 2010-09-15 | 2012-04-04 | 北新集团建材股份有限公司 | Environment-friendly mineral wool board with functions of humidity adjustment and air purification and production method thereof |
| CN202866213U (en) * | 2012-09-07 | 2013-04-10 | 杨义秋 | Paper-surface thistle board capable of effectively adsorbing and decomposing formaldehyde |
| CN104291770A (en) * | 2014-09-05 | 2015-01-21 | 青岛佳尚创意文化有限公司 | Environmentally-friendly gypsum plate for removing formaldehyde |
| CN104475031A (en) * | 2014-11-26 | 2015-04-01 | 成都顺发消洗科技有限公司 | Preparation method of adsorption reaction type formaldehyde remover |
| CN105985071A (en) * | 2015-02-10 | 2016-10-05 | 北新集团建材股份有限公司 | Eco-friendly mineral wool board and preparation method thereof |
| CN109133729A (en) * | 2017-06-28 | 2019-01-04 | 北新集团建材股份有限公司 | A kind of anion mineral wool board and preparation method thereof |
-
2019
- 2019-05-24 CN CN201910439893.2A patent/CN111608287A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB944433A (en) * | 1959-04-24 | 1963-12-11 | Owens Corning Fiberglass Corp | An improved acoustical panel |
| CN101549980A (en) * | 2008-04-01 | 2009-10-07 | 北新集团建材股份有限公司 | Paper-surface plasterboard for quickly and efficiently removing methyl aldehyde and preparation method thereof |
| CN102400527A (en) * | 2010-09-15 | 2012-04-04 | 北新集团建材股份有限公司 | Environment-friendly mineral wool board with functions of humidity adjustment and air purification and production method thereof |
| CN202866213U (en) * | 2012-09-07 | 2013-04-10 | 杨义秋 | Paper-surface thistle board capable of effectively adsorbing and decomposing formaldehyde |
| CN104291770A (en) * | 2014-09-05 | 2015-01-21 | 青岛佳尚创意文化有限公司 | Environmentally-friendly gypsum plate for removing formaldehyde |
| CN104475031A (en) * | 2014-11-26 | 2015-04-01 | 成都顺发消洗科技有限公司 | Preparation method of adsorption reaction type formaldehyde remover |
| CN105985071A (en) * | 2015-02-10 | 2016-10-05 | 北新集团建材股份有限公司 | Eco-friendly mineral wool board and preparation method thereof |
| CN109133729A (en) * | 2017-06-28 | 2019-01-04 | 北新集团建材股份有限公司 | A kind of anion mineral wool board and preparation method thereof |
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