CN105567037A - Efficient antibacterial formaldehyde-removing environmental protection coating material - Google Patents
Efficient antibacterial formaldehyde-removing environmental protection coating material Download PDFInfo
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- CN105567037A CN105567037A CN201410524893.XA CN201410524893A CN105567037A CN 105567037 A CN105567037 A CN 105567037A CN 201410524893 A CN201410524893 A CN 201410524893A CN 105567037 A CN105567037 A CN 105567037A
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Abstract
The present invention relates to an efficient antibacterial formaldehyde-removing environmental protection coating material, and belongs to the field of indoor air purification. The coating material is formed by compounding non-toxic environmental-protection raw materials, and comprises an aldehyde removing agent, a sterilization agent, a film forming agent, a film-forming auxiliary agent, an adsorbent, a leveling agent, a defoamer, a pigment filler, a thickener, a wetting dispersing agent and a pH value adjusting agent. According to the present invention, the environmental protection coating material is non-toxic and harmless, can remove harmful substances through the triple way comprising catalysis, adsorption and chemical reactions, has effects of rapid and lasting sterilization and formaldehyde removing, and can be widely used in all kinds of interior wall surface decoration spraying constructions; and the experiment results show that the 24 h formaldehyde removal rate and the sterilization rate can be up to more than or equal to 95% after use of the environmental protection coating material.
Description
Technical field
The present invention relates to a kind of high-efficiency antimicrobial except formaldehyde environmental protection coating material, belong to indoor air purification field.
Technical background
Along with the raising of expanding economy and living standards of the people, diversified building and ornament materials have entered the use of household and office space, and this also makes the emission problem of indoor polluted gas day by day serious, wherein, outstanding with the problem of formaldehyde.The main source of formaldehyde is in the finishing material such as glued board, Blockboard, paint, coating of indoor decoration, it can produce hormesis to eyes, skin and respiratory tract, cause the malfunction of neural system, immunity system and endocrine system, Long-term absorption formaldehyde gas can give rise to diseases, the life security of serious entail dangers to human body.Therefore, the improvement of air pollutant must be carried out the interior space after finishing, make it control within national standard, the living environment that also people one are healthy and safe.
At present, on market, wall paint is removed formaldehyde and is mainly adopted plant absorption method, physical adsorption, photocatalyst method and chemical method.Patent CN102391741A reports a kind of except ammonia, coating except formaldehyde, the copper-bath dosage adopted in formula is larger, infringement can be produced to the internal organs of human body after excessive suction, and in formula, also adopt plant pericarp to extract except formaldehyde material, there is the shortcomings such as preparation method's complexity, extract component be indefinite.Adopt physisorphtion to remove formaldehyde in patent CN103555110A formula, employ through Na in formula
2sO
3the sorbing material of the porous Gao Bibiao of modification, but Na
2sO
3all have stronger hormesis to eyes, skin, mucous membrane, and the adsorptive capacity of sorbing material is limited, easily saturated, validity period is shorter.Patent CN101874978A adopts photocatalyst method to remove formaldehyde, and its principle is nano-TiO
2form the free radical with strong oxidizing property after absorb light on surface, harmless CO can be generated by the formaldehyde gas of effectively degrading in air
2and H
2o, can effectively kill various bacteria virus, thus reaches sterilization, deodorizing, the object that purifies air.This method has efficiently, the feature of non-secondary pollution, but is subject to unglazed restriction at night, constrains its large-scale promotion and uses.
Summary of the invention
The present invention is directed to the shortcoming of above-mentioned existence, provide a kind of high-efficiency antimicrobial except formaldehyde environmental protection coating material, belong to indoor air purification field.Described coating employing non-toxic, environmental friendly raw material is composite to be formed, and is made up of de-aldehyde agent, sterilant, membrane-forming agent, film coalescence aid, sorbent material, flow agent, defoamer, color stuffing, thickening material, wetting dispersing agent and pH value regulator.This environmental protection coating material toxicological harmless effect, can pass through catalysis, absorption removes objectionable impurities with chemical reaction triple approach, have quick and durable degerming, except effect of formaldehyde, various inner wall surface can be widely used in and decorate in the construction sprayed.Experiment proves, adopt this environmental protection coating material, 24h formaldehyde clearance, degerming rate all can up to more than 95%.
The present invention is that a kind of high-efficiency antimicrobial removes formaldehyde environmental protection coating material, mainly comprises following content:
A kind of high-efficiency antimicrobial, except formaldehyde environmental protection coating material, is characterized in that: described coating comprises following component by weight percentage:
De-aldehyde agent 3 ~ 10%wt, sterilant 0.5 ~ 3wt%, membrane-forming agent 30 ~ 45wt%, film coalescence aid 2 ~ 8wt%, sorbent material 1 ~ 5wt%, flow agent 0.2 ~ 3wt%, defoamer 0.1 ~ 0.5wt%, color stuffing 10 ~ 30wt%, thickening material 0.2 ~ 0.8wt%, wetting dispersing agent 0.5 ~ 2wt% and pH value regulator 0.2 ~ 1wt% formed.
De-aldehyde agent by nano-titanium oxide, nano zine oxide, nano zircite, basic aminoacids, tea-polyphenol one or more form.
Sterilant by titanium phosphate, zirconium phosphate, quaternary ammonium salt, guanidine derivative class, chitosan class one or more form.
Membrane-forming agent by pure-acrylic emulsion, organosilicon crylic acid latex, vinyl acetate emulsion, polyvinyl acetate emulsion one or more form, its content is 30 ~ 45wt%.
Film coalescence aid by Lauryl Alcohol ester, diethylene glycol monobutyl ether, propandiol butyl ether, 1-Methoxy-2-propyl acetate one or more form.
Sorbent material by molecular sieve, diatomite, attapulgite, perlite one or more form.
Flow agent by polyether polyester modified organic silicon oxygen alkane, alkyl-modified organo-siloxane, acrylate one or more form.
Defoamer is made up of natural oil lipid, polyethers, silicone based one or more.
Color stuffing by water-ground limestone, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-, barite, mica powder, silica powder is multiple forms.
Thickening material by starch and derivative thereof, Mierocrystalline cellulose, polyacrylic ester, association type polyurethanes one or more form.
Wetting dispersing agent by polyacrylate, edible agar, gelatin one or more form.
PH value regulator by sodium carbonate, sodium bicarbonate, trolamine one or more form.
It is as follows that a kind of high-efficiency antimicrobial removes its advantage of formaldehyde environmental protection coating material: (1) coating adopts nontoxic raw material, definite ingredients, and mixing obtains and non-secondary pollution after brushing; (2) this environmental protection coating material has sterilization, except multi-efficiencies such as formaldehyde; (3) coating self not release formaldehyde, organic volatile gas (TVOC) content is low, and wash-resistant property is good, strong covering power, and quality meets national standard; (4) coating adopts relevant national standard testing method to detect, and the degerming rate of its 24h, formaldehyde clearance clearance all up to more than 95%, can meet the pollutant removal requirement under indoor true environment.
Embodiment
By the following examples the present invention is elaborated:
embodiment 1
A kind of high-efficiency antimicrobial is except formaldehyde environmental protection coating material, raw material and the concrete proportioning (by weight) of its use are as follows: nano-titanium oxide 2wt%, basic aminoacids 1wt%, titanium phosphate 3wt%, pure-acrylic emulsion 40wt%, Lauryl Alcohol ester 4wt%, molecular sieve 2wt%, organic silicon modified by polyether oxygen alkane 0.2wt%, Crude soybean oil defoamer 0.5wt%, color stuffing (coarse whiting, calcined kaolin, titanium dioxide, talcum powder, barite) 20wt%, starch 0.2wt%, sodium polyacrylate 0.5wt%, sodium carbonate 0.2wt%, described method comprises the steps:
1) in the stirrer of 300r/min rotating speed, add starch, sodium polyacrylate successively, polyether-modifiedly have a few siloxanes, mineral oil defoaming agent and appropriate deionized water, and Keep agitation 10min is to dispersed;
2) under the rotating speed of stirrer 100r/min, nano-titanium oxide, basic aminoacids, titanium phosphate, molecular sieve are joined uniform stirring in appropriate amount of deionized water;
3) mixed solution prepared by step 1 is joined in mixed solution prepared by step 2 under the agitation condition of 300r/min;
4) under the rotating speed of stirrer 800r/min, add coarse whiting, calcined kaolin, titanium dioxide, talcum powder, barite, and Keep agitation 15min is until dispersed;
5) under the rotating speed of stirrer 500r/min, by pure-acrylic emulsion, Lauryl Alcohol ester, Crude soybean oil defoamer uniform stirring 10min;
6) under the agitation condition of 300r/min, mixed solution obtained with step 5 for step 3 is added in the obtained mixed solution of step 4, and after adding appropriate sodium carbonate, the abundant 30min that stirs can obtain simultaneously.
The present invention tests reference standard GB18582-2008 " in indoor decorating and refurnishing materials interior wall coating limits of harmful substances " and GB/T21866-2008 " antibiotic paint (paint film) anti-microbial property assay method and antibacterial effect ", 24h is except the degerming rate 82.5% of formaldehyde rate 93.4%, 24h.
embodiment 2
A kind of high-efficiency antimicrobial is except formaldehyde environmental protection coating material, raw material and the concrete proportioning (by weight) of its use are as follows: nano zine oxide 3wt%, tea-polyphenol 2wt%, zirconium phosphate 1wt%, quaternary ammonium salt 1wt%, organosilicon crylic acid latex 30wt%, diethylene glycol monobutyl ether 8wt%, diatomite 5wt%, acrylate 1wt%, polyethers defoamer 0.1wt%, color stuffing (coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, mica powder) 10wt%, Xylo-Mucine 0.5wt%, edible agar 2wt%, trolamine 0.5wt%, described method comprises the steps:
1) in the stirrer of 600r/min rotating speed, add Xylo-Mucine, edible agar, acrylate, polyethers defoamer and appropriate deionized water successively, and Keep agitation 20min is to dispersed;
2) under the rotating speed of stirrer 200r/min, nano zine oxide, tea-polyphenol, zirconium phosphate, quaternary ammonium salt, diatomite are joined uniform stirring in appropriate amount of deionized water;
3) mixed solution prepared by step 1 is joined in mixed solution prepared by step 2 under the agitation condition of 450r/min;
4) under the rotating speed of stirrer 600r/min, add coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, mica powder, and Keep agitation 20min is until dispersed;
5) under the rotating speed of stirrer 300r/min, by organosilicon crylic acid latex, diethylene glycol monobutyl ether, polyethers defoamer uniform stirring 15min;
6) under the agitation condition of 200r/min, mixed solution obtained with step 5 for step 3 is added in the obtained mixed solution of step 4, and after adding appropriate trolamine, the abundant 40min that stirs can obtain simultaneously.
The present invention tests reference standard GB18582-2008 " in indoor decorating and refurnishing materials interior wall coating limits of harmful substances " and GB/T21866-2008 " antibiotic paint (paint film) anti-microbial property assay method and antibacterial effect ", 24h is except the degerming rate 90.8% of formaldehyde rate 96.5%, 24h.
embodiment 3
A kind of high-efficiency antimicrobial is except formaldehyde environmental protection coating material, raw material and the concrete proportioning (by weight) of its use are as follows: nano zircite 5wt%, basic aminoacids 5wt%, guanidoacetic acid 1.5wt%, pure-acrylic emulsion 20wt%, vinyl acetate emulsion 25wt%, propandiol butyl ether 2wt%, attapulgite 3wt%, polyester resin change properties of organic silicon oxygen alkane 3wt%, silicone based defoamer 0.2wt%, color stuffing (coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-) 30wt%, polyacrylic ester 0.8wt%, gelatin 1wt%, sodium bicarbonate 1wt%, described method comprises the steps:
1) in the stirrer of 400r/min rotating speed, add polyacrylic ester successively, gelatin, polyester modification have a few siloxanes, silicone based defoamer and appropriate deionized water, and Keep agitation 5min is to dispersed;
2) under the rotating speed of stirrer 300r/min, nano zircite, basic aminoacids, guanidoacetic acid, attapulgite are joined uniform stirring in appropriate amount of deionized water;
3) mixed solution prepared by step 1 is joined in mixed solution prepared by step 2 under the agitation condition of 600r/min;
4) under the rotating speed of stirrer 700r/min, add coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-, and Keep agitation 30min is until dispersed;
5) under the rotating speed of stirrer 400r/min, by pure-acrylic emulsion, vinyl acetate emulsion, propandiol butyl ether, silicone based defoamer uniform stirring 20min;
6) under the agitation condition of 500r/min, mixed solution obtained with step 5 for step 3 is added in the obtained mixed solution of step 4, and after adding appropriate sodium bicarbonate, the abundant 60min that stirs can obtain simultaneously.
The present invention tests reference standard GB18582-2008 " in indoor decorating and refurnishing materials interior wall coating limits of harmful substances " and GB/T21866-2008 " antibiotic paint (paint film) anti-microbial property assay method and antibacterial effect ", 24h is except the degerming rate 94.3% of formaldehyde rate 97.5%, 24h.
embodiment 4
A kind of high-efficiency antimicrobial is except formaldehyde environmental protection coating material, raw material and the concrete proportioning (by weight) of its use are as follows: nano-titanium oxide 3wt%, nano zine oxide 2wt%, basic aminoacids 3wt%, PC-chitosan 1wt%, polyvinyl acetate emulsion 20wt%, organosilicon crylic acid latex 12wt%, 1-Methoxy-2-propyl acetate 5wt%, perlite 1wt%, alkyl-modified organo-siloxane 2wt%, silicone based defoamer 0.1wt%, natural fats and oils defoamer 0.2wt%, color stuffing (coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, barite, silica powder) 15wt%, association type urethane 0.4wt%, sodium polyacrylate 1wt%, edible agar 1wt%, sodium bicarbonate 0.2wt%, sodium carbonate 0.5wt%, described method comprises the steps:
1) in the stirrer of 500r/min rotating speed, add association type urethane, sodium polyacrylate, edible agar, alkyl-modified organo-siloxane, silicone based defoamer, natural fats and oils defoamer and appropriate deionized water successively, and Keep agitation 12min is to dispersed;
2) under the rotating speed of stirrer 150r/min, will receive titanium oxide, nano zine oxide, basic aminoacids, PC-chitosan, perlite joins uniform stirring in appropriate amount of deionized water;
3) mixed solution prepared by step 1 is joined in mixed solution prepared by step 2 under the agitation condition of 500r/min;
4) under the rotating speed of stirrer 1000r/min, add coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-, silica powder, and Keep agitation 15min is until dispersed;
5) under the rotating speed of stirrer 600r/min, by polyvinyl acetate emulsion, organosilicon crylic acid latex, 1-Methoxy-2-propyl acetate, silicone based defoamer, natural fats and oils defoamer uniform stirring 15min;
6) under the agitation condition of 400r/min, the mixed solution that step 3 and step 5 are obtained is added in the obtained mixed solution of step 4 simultaneously, and fully after adding appropriate sodium bicarbonate and sodium carbonate stir 45min and can obtain.
The present invention tests reference standard GB18582-2008 " in indoor decorating and refurnishing materials interior wall coating limits of harmful substances " and GB/T21866-2008 " antibiotic paint (paint film) anti-microbial property assay method and antibacterial effect ", 24h is except the degerming rate 96.2% of formaldehyde rate 94.9%, 24h.
embodiment 5
A kind of high-efficiency antimicrobial is except formaldehyde environmental protection coating material, raw material and the concrete proportioning (by weight) of its use are as follows: nano zircite 2wt%, basic aminoacids 2wt%, tea-polyphenol 2wt%, PC-chitosan 1.3wt%, titanium phosphate 1.2wt%, polyvinyl acetate emulsion 15wt%, vinyl acetate emulsion 10wt%, pure-acrylic emulsion 10wt%, diethylene glycol monobutyl ether 3wt%, Lauryl Alcohol ester 3wt%, molecular sieve 2wt%, diatomite 2wt%, alkyl-modified organo-siloxane 0.5wt%, acrylate 1wt%, polyethers defoamer 0.1wt%, silicone based defoamer 0.1wt%, natural fats and oils defoamer 0.2wt%, color stuffing (coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, barite, mica powder, silica powder) 25wt%, Xylo-Mucine 0.2wt%, polyacrylic ester 0.1wt%, edible agar 0.5wt%, gelatin 1wt%, sodium bicarbonate 0.1wt%, sodium carbonate 0.1wt%, trolamine 0.1wt%, described method comprises the steps:
1) in the stirrer of 450r/min rotating speed, add polyacrylic ester, Xylo-Mucine, acrylate, edible agar, gelatin, silicone based defoamer, natural fats and oils defoamer, polyethers defoamer and appropriate deionized water successively, and Keep agitation 15min is to dispersed;
2) under the rotating speed of stirrer 250r/min, nano zircite, basic aminoacids, tea-polyphenol, PC-chitosan, titanium phosphate, molecular sieve and diatomite are joined uniform stirring in appropriate amount of deionized water;
3) mixed solution prepared by step 1 is joined in mixed solution prepared by step 2 under the agitation condition of 400r/min;
4) under the rotating speed of stirrer 650r/min, add coarse whiting, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-, mica powder, silica powder, and Keep agitation 30min is until dispersed;
5) under the rotating speed of stirrer 350r/min, by polyvinyl acetate emulsion, vinyl acetate emulsion, pure-acrylic emulsion, diethylene glycol monobutyl ether, Lauryl Alcohol ester, silicone based defoamer, natural fats and oils defoamer, polyethers defoamer uniform stirring 30min;
6) under the agitation condition of 350r/min, the mixed solution that step 3 and step 5 are obtained is added in the obtained mixed solution of step 4 simultaneously, and fully after adding appropriate sodium bicarbonate, sodium carbonate and trolamine stir 50min and can obtain.
The present invention tests reference standard GB18582-2008 " in indoor decorating and refurnishing materials interior wall coating limits of harmful substances " and GB/T21866-2008 " antibiotic paint (paint film) anti-microbial property assay method and antibacterial effect ", 24h is except the degerming rate 93.2% of formaldehyde rate 95.5%, 24h.
Above embodiment is only and absolutely proves the present invention and the good example enumerated, and protection scope of the present invention is not limited thereto, and the interpolation of the ancillary component on basis of the present invention, the conversion of preparation method are all within protection scope of the present invention.
Claims (11)
1. a high-efficiency antimicrobial removes formaldehyde environmental protection coating material, it is characterized in that: de-aldehyde agent 3 ~ 10%wt, sterilant 0.5 ~ 3wt%, membrane-forming agent 30 ~ 45wt%, film coalescence aid 2 ~ 8wt%, sorbent material 1 ~ 5wt%, flow agent 0.2 ~ 3wt%, defoamer 0.1 ~ 0.5wt%, color stuffing 10 ~ 30wt%, thickening material 0.2 ~ 0.8wt%, wetting dispersing agent 0.5 ~ 2wt% and pH value regulator 0.2 ~ 1wt% formed.
2. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: by nano-titanium oxide, nano zine oxide, nano zircite, basic aminoacids and derivative, tea-polyphenol etc., one or more form described de-aldehyde agent.
3. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: described sterilant by titanium phosphate, zirconium phosphate, quaternary ammonium salt, guanidine derivative class, chitosan class one or more form.
4. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: by pure-acrylic emulsion, organosilicon crylic acid latex, vinyl acetate emulsion, polyvinyl acetate emulsion etc., one or more form described membrane-forming agent.
5. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: described film coalescence aid by Lauryl Alcohol ester, diethylene glycol monobutyl ether, propandiol butyl ether, 1-Methoxy-2-propyl acetate one or more form.
6. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: by molecular sieve, diatomite, attapulgite, perlite etc., one or more form described sorbent material.
7. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: by polyether polyester modified organic silicon oxygen alkane, alkyl-modified organo-siloxane, acrylate etc., one or more form described flow agent.
8. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: described defoamer is made up of natural fats and oils, polyethers, silicone based etc. one or more.
9. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: described color stuffing forms by water-ground limestone, calcined kaolin, titanium dioxide, zinc sulfide white, talcum powder, dehydrated gyp-, barite, mica powder, silica powder etc. are multiple.
10. a kind of high-efficiency antimicrobial as claimed in claim 1 removes formaldehyde environmental protection coating material, it is characterized in that: described thickening material by starch and derivative thereof, cellulose and its derivates, polyacrylic ester, association type polyurethanes one or more form.
11. a kind of high-efficiency antimicrobials as claimed in claim 1 remove formaldehyde environmental protection coating material, it is characterized in that: described wetting dispersing agent by polyacrylate, edible agar, gelatin etc. one or more form, by sodium carbonate, sodium bicarbonate, trolamine etc., one or more form described pH value regulator.
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