CN103509414A - Formaldehyde-removing paint and preparation method thereof - Google Patents
Formaldehyde-removing paint and preparation method thereof Download PDFInfo
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- CN103509414A CN103509414A CN201310342493.2A CN201310342493A CN103509414A CN 103509414 A CN103509414 A CN 103509414A CN 201310342493 A CN201310342493 A CN 201310342493A CN 103509414 A CN103509414 A CN 103509414A
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- methanal paint
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Abstract
The invention relates to a formaldehyde-removing paint and a preparation method thereof, and belongs to the field of functional paints. The formaldehyde-removing paint is characterized by being prepared through following steps: taking carboxylic styrene butadiene latex (15% to 20%) as the adhesive, sodium hexametaphosphate (5% to 15%) as the dispersant, tert-butyl alcohol (5% to 10%) as the antifoaming agent, and active carbon loaded nano TiO2 (20% to 40%) as the absorption degrading agent, then mixing the materials mentioned above according to a certain ratio, and grinding the mixture so as to obtain the paint. The formaldehyde-removing paint has the advantages of good formaldehyde-removing effect and high time utilization rate, and can be widely applied to the indoor places such as family, school, public and hygiene places, cars, and the like.
Description
Technical field
Present method relates to a kind of preparation of coating, especially a kind of preparation except methanal paint.
Background technology
Formaldehyde is one of principal pollutant of indoor environment, and eye, respiratory tract, skin are had to hormesis, can be combined by the amino acid in protein, makes the protein denaturation ,Bei World Health Organization be defined as carcinogenic teratogen.At present, on market, various finishing material are used the sizing agent of certain formaldehyde content, and HUMAN HEALTH is brought to certain harm.Although can be by natural ventilation, the methods such as charcoal absorption, plant taste removal, because formaldehyde is long time of releasing, still cannot effectively remove formaldehyde.
The present invention development except methanal paint be to using gac as sorbent material, nano-TiO
2as degradation agents, gac is through being adsorbed on formaldehyde gas in its micropore, nano TiO 2 is under the stimulation of light, with airborne oxygen and moisture generating negative ion and hydroxyl free radical, can be oxidized and decomposing formaldehyde, and be finally degraded to carbonic acid gas, water innoxious substance, thereby reach the effect of removing formaldehyde.
Summary of the invention
The object of this invention is to provide a kind of except methanal paint.
Object of the present invention can be achieved through the following technical solutions:
Should remove component and the content of methanal paint:
Sizing agent carboxylic styrene butadiene latex (15%-20%), sodium hexametaphosphate dispersant (5%-15%), the defoamer trimethyl carbinol (5%-10%), the activated carbon supported nano-TiO of absorption degradation agent
2(20%-40%), water (surplus).
Of the present invention except methanal paint sizing agent be carboxylic styrene butadiene latex.
Of the present invention except methanal paint dispersion agent be Sodium hexametaphosphate 99.
Of the present invention except methanal paint defoamer be the trimethyl carbinol.
Of the present invention except the agent of methanal paint absorption degradation be activated carbon supported nano-TiO
2.
This invention comprises the following steps:
(1) according to following component proportion, get the raw materials ready:
Sizing agent carboxylic styrene butadiene latex (15%-20%), sodium hexametaphosphate dispersant (5%-15%), the defoamer trimethyl carbinol (5%-10%), the activated carbon supported nano-TiO of absorption degradation agent
2(20%-40%), water (surplus).
(2) by the activated carbon supported nano-TiO of absorption degradation agent
2be added to the water, adopt high speed dispersor to disperse, in dispersion process, add Sodium hexametaphosphate 99 and the trimethyl carbinol, disperse certain hour, improve rotating speed to 4000r/min, continue to disperse 35min.Thereafter, then reduce rotating speed to 1500r/min.Add carboxylic styrene butadiene latex, jitter time is 15min, and last adjusting coating system pH to 8.0, filters with 200 mesh sieves, makes except methanal paint.
Advantage of the present invention:
The present invention's absorption degradation agent used is activated carbon supported nano-TiO
2.Wherein gac has stronger adsorption, nano-TiO
2under uviolizing, can be carbonic acid gas and water by Degradation Formaldehyde.Because the adsorptive capacity of gac has certain limit, surpass this limit, need to just can remove inside by sunshine or heating and retain formaldehyde, again recover adsorption; Nano-TiO
2degradation of formaldehyde needs ultraviolet radiation, and night, ultraviolet irradiation intensity was low, nano-TiO
2degradation efficiency is low.For this reason, activated carbon supported nano-TiO
2both synergies, avoid above deficiency, have improved the assimilated efficiency of formaldehyde.
Embodiment:
Example one:
Each component concentration:
Sizing agent carboxylic styrene butadiene latex (15%-20%), sodium hexametaphosphate dispersant (5%-15%), the defoamer trimethyl carbinol (5%-10%), the activated carbon supported nano-TiO of absorption degradation agent
2(20%-40%), water (surplus).
Preparation method:
By the activated carbon supported nano-TiO of absorption degradation agent
2be added to the water, adopt high speed dispersor to disperse, in dispersion process, add Sodium hexametaphosphate 99 and the trimethyl carbinol, disperse certain hour, improve rotating speed to 4000r/min, continue to disperse 35min.Thereafter, then reduce rotating speed to 1500r/min.Add carboxylic styrene butadiene latex, jitter time is 15min, and last adjusting coating system pH to 8.0, filters with 200 mesh sieves, makes except methanal paint.
Example two:
Each component concentration:
Sizing agent carboxylic styrene butadiene latex (17.2%), sodium hexametaphosphate dispersant (12%), the defoamer trimethyl carbinol (5%), the activated carbon supported nano-TiO of absorption degradation agent
2(43%), water (surplus).
Preparation method:
By the activated carbon supported nano-TiO of absorption degradation agent
2be added to the water, adopt high speed dispersor to disperse, in dispersion process, add Sodium hexametaphosphate 99 and the trimethyl carbinol, disperse certain hour, improve rotating speed to 4000r/min, continue to disperse 35min.Thereafter, then reduce rotating speed to 1500r/min.Add carboxylic styrene butadiene latex, jitter time is 15min, and last adjusting coating system pH to 8.0, filters with 200 mesh sieves, makes except methanal paint.
Claims (6)
1. one kind is removed methanal paint and preparation method thereof, it is characterized in that: component and the content that should remove methanal paint:
Sizing agent carboxylic styrene butadiene latex (15%-20%), sodium hexametaphosphate dispersant (5%-15%), the defoamer trimethyl carbinol (5%-10%), the activated carbon supported nano-TiO of absorption degradation agent
2(20%-40%), water (surplus).
2. according to the methanal paint that removes described in claims 1, it is characterized in that, described sizing agent is carboxylic styrene butadiene latex.
3. according to the methanal paint that removes described in claims 1, it is characterized in that, described dispersion agent is Sodium hexametaphosphate 99.
4. according to the methanal paint that removes described in claims 1, it is characterized in that, described defoamer is the trimethyl carbinol.
5. according to the methanal paint that removes according to described in claims 1, it is characterized in that, described absorption degradation agent is activated carbon supported nano-TiO
2.
6. according to the methanal paint that removes described in claims 1, it is characterized in that, the method comprises the following steps:
According to following component proportion, get the raw materials ready:
Sizing agent carboxylic styrene butadiene latex (15%-20%), sodium hexametaphosphate dispersant (5%-15%), the defoamer trimethyl carbinol (5%-10%), the activated carbon supported nano-TiO of absorption degradation agent
2(20%-40%), water (surplus), (2) are by the activated carbon supported nano-TiO of absorption degradation agent
2be added to the water, adopt high speed dispersor to disperse, in dispersion process, add Sodium hexametaphosphate 99 and the trimethyl carbinol, disperse certain hour, improve rotating speed to 4000r/min, continue to disperse 35min,, then reduce rotating speed to 1500r/min, add carboxylic styrene butadiene latex thereafter, jitter time is 15min, last adjusting coating system pH to 8.0, filters with 200 mesh sieves, makes except methanal paint.
Priority Applications (1)
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CN201310342493.2A CN103509414A (en) | 2013-08-08 | 2013-08-08 | Formaldehyde-removing paint and preparation method thereof |
Applications Claiming Priority (1)
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---|---|---|---|
CN201310342493.2A CN103509414A (en) | 2013-08-08 | 2013-08-08 | Formaldehyde-removing paint and preparation method thereof |
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CN103509414A true CN103509414A (en) | 2014-01-15 |
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CN201310342493.2A Pending CN103509414A (en) | 2013-08-08 | 2013-08-08 | Formaldehyde-removing paint and preparation method thereof |
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Cited By (3)
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CN104031479A (en) * | 2014-06-09 | 2014-09-10 | 青岛兴国涂料有限公司 | Water-based foam paint and preparation method thereof |
CN105949993A (en) * | 2016-05-21 | 2016-09-21 | 俞凤鸣 | Anti-formaldehyde coating |
CN107760111A (en) * | 2017-08-24 | 2018-03-06 | 樊之雄 | A kind of corrugated case fruit freshness preserving coating and preparation method thereof |
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CN101187186A (en) * | 2006-11-15 | 2008-05-28 | 烟台渤海纸业有限公司 | Carbon-coating wall paper and its production method |
CN102441372A (en) * | 2011-10-26 | 2012-05-09 | 沈阳建筑大学 | Method for increasing photo-catalytic property of nano titanium dioxide |
CN103102700A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Emulsified bitumen for degradation of automobile exhaust and preparation method thereof |
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2013
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Patent Citations (3)
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CN101187186A (en) * | 2006-11-15 | 2008-05-28 | 烟台渤海纸业有限公司 | Carbon-coating wall paper and its production method |
CN102441372A (en) * | 2011-10-26 | 2012-05-09 | 沈阳建筑大学 | Method for increasing photo-catalytic property of nano titanium dioxide |
CN103102700A (en) * | 2011-11-10 | 2013-05-15 | 中国石油化工股份有限公司 | Emulsified bitumen for degradation of automobile exhaust and preparation method thereof |
Non-Patent Citations (2)
Title |
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赵洺等: "负载纳米TiO2光催化材料涂料的试验研究", 《森林工程》, vol. 28, no. 3, 31 May 2012 (2012-05-31) * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104031479A (en) * | 2014-06-09 | 2014-09-10 | 青岛兴国涂料有限公司 | Water-based foam paint and preparation method thereof |
CN104031479B (en) * | 2014-06-09 | 2016-10-26 | 青岛兴国涂料有限公司 | A kind of aqueous foam paint and preparation method thereof |
CN105949993A (en) * | 2016-05-21 | 2016-09-21 | 俞凤鸣 | Anti-formaldehyde coating |
CN107760111A (en) * | 2017-08-24 | 2018-03-06 | 樊之雄 | A kind of corrugated case fruit freshness preserving coating and preparation method thereof |
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Application publication date: 20140115 |