CN105086652A - Sound-absorbing coating and manufacturing method thereof - Google Patents
Sound-absorbing coating and manufacturing method thereof Download PDFInfo
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- CN105086652A CN105086652A CN201510569382.4A CN201510569382A CN105086652A CN 105086652 A CN105086652 A CN 105086652A CN 201510569382 A CN201510569382 A CN 201510569382A CN 105086652 A CN105086652 A CN 105086652A
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- sound
- sound deadening
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- deadening coating
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Abstract
The present invention specifically discloses a sound-absorbing coating and a manufacturing method thereof. The sound-absorbing coating is characterized by comprising the following components: 45-50% of water, 2.5%-3.5% of sodium carboxymethylcellulose, 1.8-2% of an air entraining agent, 7-16% of cotton-short staple, 8-9% of aluminum hydroxide, 5-6% of titanium dioxide, 3-4% of bentonite, 0.3-0.5% of a wetting agent, 14-15% of styrene acrylic acid copolymer, 0.6-0.8% of a film-forming additive, 0.1% of a preservative and 0.1%-0.2% of an associative thickener (addition based on consistency). The present invention has the following advantages: the sound-absorbing coating foam has small volume, small proportion, convenience for spray, spraying by ordinary gun, no falling, a plurality of colors and patterns blending, and good sound-absorbing effect.
Description
Technical field
The present invention relates to technical field of coatings, specifically refer to a kind of sound deadening coating and preparation method thereof.
Background technology
Sound deadening coating, cry again sound absorption spraying, refer to and adopt biological fiber, mineral fibre etc. for main raw material is in conjunction with other fireproofing agents, the rotten agent of damp proof, anti-enzyme etc., by professed machine, it is sprayed together with glue paste, be attached to interior roofing, metope, form thick apparent of 2 ~ 10mm and there is concrete dynamic modulus cotton like coated material.Be that one is more novel, also belong to developing interior roofing, metope sound-absorbing material.
Along with the progress of science and technology and the raising of people's living standard, the sound deadening coating of unicity function can not meet the demand of people, and the environment-friendly function of coating is also more and more by the concern of people.Sound deadening coating of the prior art only possesses sound absorption function, and sound-absorbing effect is bad, need professional person to use the spray gun of specialty to spray when spraying, because the lather volume of sound deadening coating of the prior art is large, than great, the spray gun volume adopted is also larger, the bad operation when spraying like this, and color is single, coating easily comes off in a humidity environment.
Summary of the invention
The technical problem to be solved in the present invention overcomes above technological deficiency, provides a kind of a kind of sound deadening coating that convenience sprays, environment protecting is good, color is various, difficult drop-off, sound-absorbing effect are good and preparation method thereof.
For solving the problems of the technologies described above, technical scheme provided by the invention is: a kind of sound deadening coating, it is made up of the component of following ratio: water 45 ~ 50%, sodium cellulose glycolate 2.5 ~ 3.5%, air entrapment agent 1.8 ~ 2%, cotton-staple fibre 7 ~ 16%, aluminium hydroxide 8 ~ 9%, titanium dioxide 5 ~ 6%, wilkinite 3 ~ 4%, wetting agent 0.3 ~ 0.5%, styrene acrylic copolymer 14 ~ 15%, film coalescence aid 0.6 ~ 0.8%, sanitas 0.1%, associative thickener 0.1% ~ 0.2% (putting according to denseness).
As preferably, it is made up of the component of following ratio: water 48%, sodium cellulose glycolate 2.6%, air entrapment agent 1.9%, cotton-staple fibre 16%, aluminium hydroxide 8.2%, titanium dioxide 5%, wilkinite 3.1%, wetting agent 0.3%, styrene acrylic copolymer 14.2%, film coalescence aid 0.6%, sanitas 0.1%, associative thickener 0.1%.
As preferably, described wetting agent is fatty alcohol-polyoxyethylene ether, and fatty alcohol-polyoxyethylene ether is with fastest developing speed in nonionogenic tenside, that consumption is maximum kind.
As preferably, the solids content of described benzene emulsion is 33 ~ 34%, and benzene emulsion (styrene-acrylate emulsion) is obtained through emulsion copolymerization by vinylbenzene and acrylate monomer, and it is water-fast, alkaline-resisting, scrub resistance can be good.
As preferably, described sanitas is N-octylisothiazolinone, and N-octylisothiazolinone has good rejection ability to fungi, bacterium, mould and enzyme bacterium.
Use above-mentioned formula to make a making method for sound deadening coating, it is characterized in that: it comprises the steps:
(1), weigh: weigh according to aforementioned proportion.
(2), make the bubble stage: to discharge water toward homogenizer in, air entrapment agent, hydroxymethyl cellulose sodium high-speed stirring 15 minutes (rotating speed is 2000n/min), form crafters and fiber and to build bridge the foamed slurry of combination.
(3), the foamed slurry in step 2 is poured in horizontal mixer, then a cotton staple fibre, aluminium hydroxide, titanium dioxide, wilkinite, wetting agent, benzene emulsion, film coalescence aid, sanitas, associative thickener is added in order, low rate mixing (rotating speed is 300n/min) adds associative thickener appropriate (can add according to denseness) after 15 minutes, put into finished barrel after thickening.
Tool of the present invention has the following advantages: sound deadening coating lather volume of the present invention is little, the little convenient spraying of proportion and common spray gun can spray, difficult drop-off, adjustable color pattern is many, sound-absorbing effect good.
Embodiment
Embodiment one
A kind of sound deadening coating, it is made up of the component of following ratio: water 48%, sodium cellulose glycolate 2.6%, air entrapment agent 1.9%, cotton-staple fibre 16%, oxygen aluminum oxide 8.2%, titanium dioxide 5%, wilkinite 3.1%, wetting agent 0.3%, styrene acrylic copolymer 14.2%, film coalescence aid 0.6%, sanitas 0.1%, associative thickener 0.1%.
Described wetting agent is fatty alcohol-polyoxyethylene ether.
The solids content of described benzene emulsion is 33 ~ 34%.
Described sanitas is N-octylisothiazolinone.
Embodiment two
A kind of sound deadening coating, it is made up of the component of following ratio: water 50%, sodium cellulose glycolate 3%, air entrapment agent 2%, cotton-staple fibre 14%, aluminium hydroxide 8.5%, titanium dioxide 5.3%, wilkinite 3.1%, wetting agent 0.3%, styrene acrylic copolymer 14%, film coalescence aid 0.7%, sanitas 0.1%, associative thickener 0.1%.
Described wetting agent is fatty alcohol-polyoxyethylene ether.
The solids content of described benzene emulsion is 33 ~ 34%.
Described sanitas is N-octylisothiazolinone.
Embodiment three
Water 480kg, hydroxylmethyl cellulose rope sodium 25kg, air entrapment agent 18kg, cotton a staple fibre 160kg, aluminium hydroxide 80kg, titanium dioxide 50kg, wilkinite 30kg, wetting agent 3kg, benzene emulsion 140kg, film coalescence aid 6kg, sanitas 1kg, associative thickener 1kg.
Described wetting agent is fatty alcohol-polyoxyethylene ether.
The solids content of described benzene emulsion is 33 ~ 34%.
Described sanitas is N-octylisothiazolinone.
Use above-mentioned formula to make a making method for sound deadening coating, it comprises the steps:
(1), weigh: to weigh water 480kg according to aforementioned proportion, sodium cellulose glycolate 25kg, air entrapment agent 18kg, a cotton staple fibre 160kg, aluminium hydroxide 80kg, titanium dioxide 50kg, wilkinite 30kg, wetting agent 3kg, benzene emulsion 140kg, film coalescence aid 6kg, sanitas 1kg, associative thickener 1kg.
(2), make the bubble stage: the 450kg that discharges water in homogenizer, air entrapment agent 18kg, hydroxymethyl cellulose sodium 25kg high-speed stirring 15 minutes (rotating speed is 2000n/min), form the foamed slurry of crafters and the combination of fiber bridge formation.
(3), the foamed slurry in step 2 is poured in horizontal mixer, then a cotton staple fibre 160kg, aluminium hydroxide 80kg, titanium dioxide 50kg, wilkinite 30kg, wetting agent 3kg, benzene emulsion 140kg, film coalescence aid 6kg, sanitas 1kg, associative thickener 1kg is added in order, low rate mixing (rotating speed is 300n/min) adds associative thickener appropriate (can add according to denseness) after 15 minutes, put into finished barrel after thickening.
The fiber in the space of foam wanshing and the above-mentioned component of thickening material form the bridge structure combined, therefore the microvoid structure of foam shape has continual and steady characteristic, occur in drying process after continual and steady keying action spraying, bubble population forms foam and heavy foam structure in defoaming process, the separated foam maintaining moisture state in Air drying process destroys and forms empty space, and the space staple fibre of the sky of destruction and above-mentioned component combine and form the empty spatial shape of bridge structure maintenance.The space fiber of open foam cell is defined after drying.
Improve disguise to regulate colourity and employ titanium dioxide (titanium dioxide), titanium dioxide (chemical formula: TiO
2), white solid or pulverous intermediate oxide are a kind of white inorganic pigments, there is nontoxic, best opacity, best whiteness and luminance brightness, be considered to a kind of white pigment that performance is best in the world at present, the adhesive power of titanium white is strong, not easily plays chemical transformation.
In order to the viscosity improving solution with the addition of sodium cellulose glycolate.
Aluminium hydroxide: first consider environment, body harmless, also have the fire retardant of the little lightweight of particle diameter, the fire retardant selecting particle diameter large can not complete fiber and be uniformly distributed and pack in management process and easily precipitate.
The safety performance of air entrapment agent bubble is good, and does not affect emulsion cohesive force, and air entrapment agent used herein is ESAPON1080.
Fiber: choose below length 5mm, the mineral fibre of more than 3mm, synthon, natural fiber.
The formation of the foam of attraction coating of the present invention comprises three times: 1, foamed coating microvoid formed be when stirring in homogenizer bubble saturated solution first time formed, 2, when construction is stirred, second time is formed, when 3, spraying with air pump, third time is formed, and at this moment forms the foamy structure coating of sound absorbing, ventilation property, microvoid the best.
Sound deadening coating is a kind of novel environment friendly building coating; mainly be made up of inorganic fibre and water-based adhesive; be sprayed onto on the base material of needs protection; sound deadening coating of the present invention can meet the requirement of sound-absorbing, insulation, flameproof protection; coating material of the present invention is light, nonpoisonous and tasteless, sound absorption, good weatherability, effectively insulating, reliably fire-resistant, the high fire endurance protection of more than 5H can be realized.Attraction coating of the present invention need not heavy machinery equipment spray, the finished product sprayed is even, prior art spraying robot is heavy, also have spraying effect bad, sound-absorbing effect is good, the spraying robot used is simple, have air pump and external wall spraying rifle just can construct, it is good too that skin scrapes sound-absorbing effect, and skin can demonstrate various pattern above after scraping, good looking appearance, also have larger than product construction area of the prior art, greatly reduce cost, spraying is over and has moisture also not come off, convenient transportation, long-time keeping does not also precipitate.
The determination experiment form of sound deadening coating of the present invention
Sound deadening coating of the present invention can meet the requirement of sound-absorbing, insulation, flameproof protection, and material is light, nonpoisonous and tasteless, sound absorption, good weatherability, effectively insulating, reliably fire-resistant.
Claims (6)
1. a sound deadening coating, is characterized in that: it is made up of the component of following ratio: water 45 ~ 50%, sodium cellulose glycolate 2.5 ~ 3.5%, air entrapment agent 1.8 ~ 2%, cotton-staple fibre 7 ~ 16%, aluminium hydroxide 8 ~ 9%, titanium dioxide 5 ~ 6%, wilkinite 3 ~ 4%, wetting agent 0.3 ~ 0.5%, styrene acrylic copolymer 14 ~ 15%, film coalescence aid 0.6 ~ 0.8%, sanitas 0.1%, associative thickener 0.1% ~ 0.2% (putting according to denseness).
2. a kind of sound deadening coating according to claim 1, is characterized in that: it is made up of the component of following ratio: water 48%, sodium cellulose glycolate 2.6%, air entrapment agent 1.9%, cotton-staple fibre 16%, aluminium hydroxide 8.2%, titanium dioxide 5%, wilkinite 3.1%, wetting agent 0.3%, styrene acrylic copolymer 14.2%, film coalescence aid 0.6%, sanitas 0.1%, associative thickener 0.1%.
3. a kind of sound deadening coating according to claim 1, is characterized in that: described wetting agent is fatty alcohol-polyoxyethylene ether.
4. a kind of sound deadening coating according to claim 1, is characterized in that: the solids content of described benzene emulsion is 33 ~ 34%.
5. a kind of sound deadening coating according to claim 1, is characterized in that: described sanitas is N-octylisothiazolinone.
6. use above-mentioned formula to make a making method for sound deadening coating, it is characterized in that: it comprises the steps:
(1), weigh: weigh according to aforementioned proportion.
(2), make the bubble stage: to discharge water toward homogenizer in, air entrapment agent, hydroxymethyl cellulose sodium high-speed stirring 15 minutes (rotating speed is 2000n/min), form crafters and fiber and to build bridge the foamed slurry of combination.
(3), the foamed slurry in step 2 is poured in horizontal mixer, then a cotton staple fibre, aluminium hydroxide, titanium dioxide, wilkinite, wetting agent, benzene emulsion, film coalescence aid, sanitas, associative thickener is added in order, low rate mixing (rotating speed is 300n/min) adds associative thickener appropriate (can add according to denseness) after 15 minutes, put into finished barrel after thickening.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510569382.4A CN105086652A (en) | 2015-09-10 | 2015-09-10 | Sound-absorbing coating and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510569382.4A CN105086652A (en) | 2015-09-10 | 2015-09-10 | Sound-absorbing coating and manufacturing method thereof |
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| CN105086652A true CN105086652A (en) | 2015-11-25 |
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| CN201510569382.4A Pending CN105086652A (en) | 2015-09-10 | 2015-09-10 | Sound-absorbing coating and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111454677A (en) * | 2020-04-28 | 2020-07-28 | 青岛博时阻燃织物有限公司 | Water-based adhesive for preparing sound-absorbing sand plate and preparation method thereof |
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| CN103980771A (en) * | 2014-06-10 | 2014-08-13 | 马鞍山创宁新材料科技有限公司 | Nano modified water-base multifunctional sound-absorbing paint and preparation method thereof |
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2015
- 2015-09-10 CN CN201510569382.4A patent/CN105086652A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1068137A (en) * | 1991-07-01 | 1993-01-20 | 刘德庆 | Novel composite thermal insulating material and production method thereof |
| CN1116856A (en) * | 1993-01-27 | 1996-02-14 | 安娜-莉萨·坦皮奥 | Coating composition and method for its preparation |
| CN1511892A (en) * | 2002-12-31 | 2004-07-14 | 红 王 | Heat insulation sound suction anti-crack inner wall mastic and its preparing method |
| CN101153145A (en) * | 2006-09-25 | 2008-04-02 | 中宏（天津）实业有限公司 | Method of producing heat insulating, heat preserving, water-proof and self-cleaning paint |
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| CN101864246A (en) * | 2010-05-28 | 2010-10-20 | 青岛爱尔家佳新材料有限公司 | Mute environment-friendly paint and preparation method thereof |
| CN103043976A (en) * | 2013-01-18 | 2013-04-17 | 宝鸡市铁军化工防腐安装有限责任公司 | Thin fire-resistant/flame-retardant paint for tunnel and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111454677A (en) * | 2020-04-28 | 2020-07-28 | 青岛博时阻燃织物有限公司 | Water-based adhesive for preparing sound-absorbing sand plate and preparation method thereof |
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Application publication date: 20151125 |