CN103642350A - Zero VOC (Volatile Organic Compounds) lotus-leaf odorless multifunctional wall paint for children - Google Patents

Abstract

The invention relates to zero VOC (Volatile Organic Compounds) lotus-leaf odorless multifunctional wall paint for children. The paint specifically comprises the following components in percentage by weight: 10-20% of water, 10-15% of a master batch, 0.1-0.2% of a multifunctional assistant, 0.1-0.2% of a lubricant, 0.4-0.8% of a dispersant, 0.3-0.8% of a defoamer, 10-15% of anatase titanium dioxide, 5-8% of talcum powder, 8-10% of heavy calcium carbonate, 10-12% of light calcium, 5-8% of water-washed kaolin, 1-2% of aluminum silicate, 3-10% of a lotus leaf hydrophobing agent, 1-2% of an air purifying element, 20-25% of a low-odor material, 0.1-0.2% of a preservative and 0.6-0.9% of a thickener. The paint has the VOC content as low as zero, can purify air and decompose harmful gases such free formaldehyde and benzene in air and has the hydrophobing property like the lotus leaves, and the scrawling spots by children can be easily erased.

Description

A kind of zero clean taste multifunctional children of VOC lotus property wall paint

Technical field the present invention relates to a kind of interior wall coating, and particularly a kind of zero VOC content, multi-functional children's wall paint of having lotus leaf water delivery performance, can purifying air, belong to chemistry painting industry technical field.

Background technology is in China, and interior wall coating has experienced the development of more than 30 year, has replaced gradually the decorative material for wall surface such as wallpaper, wall cloth, and interior wall coating is more and more applied in the middle of indoor decorating.Although interior wall coating kind is a lot, but some construction coating for internal wall wherein can give out objectionable impurities in production, construction and application process, HUMAN HEALTH is caused to adverse influence, and wherein formaldehyde and benzene class material are healthy maximum killers, easily produce respiratory tract disease and leukemia of children.This has just caused people to comprising the concern of decorating and renovating material and the worry of its safety performance of coating.

Enhancing and the concern to HUMAN HEALTH along with people's environmental consciousness, children's health problem has also caused more and more head of a familys' attention, they take notice of whether environmental protection of finishing material, health especially, this rise of painting market to children provides condition, but because children paint industry standard disappearance, make children paint market confusion and can't bear, occurred that miscellaneous children paint product.And children are innately active, can not note the whether attractive in appearance of household body of wall, usually because scribble produces spot at body of wall.Therefore provide a kind of green, environmental protection, health, practical children's wall paint thing truly going.

Summary of the invention the object of this invention is to provide a kind of zero VOC, can purify air and have the clean taste multifunctional children of the zero VOC lotus property wall paint of lotus leaf hydrophobic performance, this product not only has the VOC content that is low to moderate 0, and can purify air, decompose the obnoxious flavoures such as airborne free formaldehyde, benzene class, also make paint film fine and close, there is the hydrophobic performance as lotus leaf, can wipe out easily the spot that children produce on body of wall because of scribble.

Concrete component and the part by weight of a kind of zero clean taste multifunctional children of VOC lotus property wall paint of the present invention are: water: 10-20%; Masterbatch: 10-15%; Multifunctional assistant: 0.1-0.2%; Wetting agent: 0.1-0.2%; Dispersion agent: 0.4-0.8%; Defoamer: 0.3-0.8%; Anatase thpe white powder: 10-15%; Talcum powder: 5-8%; Water-ground limestone: 8-10%; Fine particle calcium carbonate: 10-12%; Water-washed kaoline 5-8%; Pure aluminium silicate 1-2%; Lotus leaf hydrophobizing agent 3-10%; Air cleanser 1-2%; Low smell material: 20-25%; Sanitas: 0.1-0.2%; Thickening material: 0.6-0.9%.

In general, interior wall coating all likely produces objectionable impurities in production and use procedure, causes the pollution to environment, affects the mankind's health, especially the total organic volatile content in interior wall coating, usually said VOC content directly works the mischief to environment, HUMAN HEALTH.

The present invention has used a kind of acrylate copolymer aqueous dispersion latex, make product VOC content can reach Schwellenwert to zero, simultaneously, the use of Nano type air cleanser, the performance that product is had purify air, can decompose airborne obnoxious flavour, and by scientific matching, add into lotus leaf hydrophobizing agent in product, make product paint film there is the hydrophobic effect as lotus leaf, can easierly dispel metope spot.

The low smell material that the present invention uses be a kind of by n-butyl acrylate and methyl acrylate by the core-shell copolymerized tiny latex of a kind of aqueous dispersion forming, viscosity is low, odorlessness, not containing ammoniacal liquor and the agent of any solvent post-plasticization, have outstanding color stuffing consistency and viscosifying power, in the middle of formula, do not need to add any film coalescence aid, greatly reduce the organic volatile content in this coating products.And there is good water tolerance and resistant to hydrolysis performance.

The anatase thpe white powder that the titanium dioxide that the present invention uses is made for chlorination process, is characterized in having good light scattering ability, and whiteness is good, tinting strength is high, strong covering power, there is higher chemical stability and good weather resistance simultaneously, nonpoisonous and tasteless, non-stimulated to human body.Its performance and opacifying power, weathering resistance and the chalking resistance close relation of filming.Because titanium dioxide produces high energy consumption in process of production, in this product, reduce by 20% titanium dioxide consumption, in the situation that quality product is constant, indirectly reach the object of low-carbon (LC), reduction of discharging.

The nano functional air cleanser that the present invention uses, is to be major ingredient by self charged natural materials, the pure natural multifunctional passive anion-generating material of producing through scientific matching.This material can forever discharge the negative ion useful to HUMAN HEALTH under passive states, produces the far infrared rays useful to human body, has obvious bacteriostasis antibiosis effect.After this product is added to interior wall latex and wherein brushes, can effectively dispel at short notice the obnoxious flavoures such as the formaldehyde that discharges in home decoration material, furniture, benzene class, amine.It is a kind of multi-functional, high performance material for air purification.

The lotus leaf hydrophobizing agent that the present invention uses is a kind of canescence homogeneous translucent liquid, for Ion in Nonionic Microemulsion, with multiple wax with emulsifying agent is composite forms, antiacid, alkali resistant, resistance to hard water, water-soluble strong, emulsion-stabilizing, arbitrary proportion water dilution is not stratified, not breakdown of emulsion, do not lump, good dispersity. at water-borne coatings coating surface, form lotus leaf effect, sticky water, anti-moisture regain, can improve adhesion strength, hydrophobic properties of the surface and the anti-stick antifouling property of filming, make to film more smooth.

The dispersion agent that the present invention uses is low-molecular-weight polypropylene amine acid salt dispersion agent, can significantly improve concentration and the stability thereof of color stuffing dispersion pulp, by this dispersion agent, can surround a layer charge at color stuffing particle surface, make repulsion mutually between particle, thereby reach the effect of stable slurry.

Thickening material used in the present invention mainly contains newton-type nonionic polyoxyalkylene class rheology modifier and alkali swelling class thickening material.

Production technique of the present invention is mixed the component of above-mentioned weight ratio at normal temperatures, under stirring at low speed, add part water, masterbatch, multifunctional assistant, wetting agent, dispersion agent, early stage defoamer, coarse whiting, titanium dioxide, fine particle calcium carbonate, talcum powder, water-washed kaoline, after high speed dispersion, be ground to after slurry fineness≤30um, stirring at low speed adds lotus leaf hydrophobizing agent, Nano type air cleanser emulsion, later stage defoamer, sanitas, thickening material, excess water, meet the requirements of after viscosity, stirring at low speed 10min again, then through checking, filter, weigh packing.

Below embodiment, be one embodiment of the present of invention.

Composition (weight percent) and the production technique of a kind of zero clean taste multifunctional children of VOC lotus property wall paint of the present invention are: the stirring at low speed stage adds the deionized water of 15 parts according to order, 11 parts of masterbatch, 0.15 part of multifunctional assistant, the wetting agent X405 of 0.1 part, 0.5 part of poly amic acid dipersant PR03, the defoamer NXZ of 0.15 part, 8 parts of fineness are 800 object water-ground limestones, the titanium dioxide PTA120 of 13 parts, 10.15 parts of fineness 1250 object fine particle calcium carbonates, 5 parts of fineness 800 object talcum powder, 5 parts of water-washed kaolines 551, 2 parts of pure aluminium silicate AS881 enter the high-speed stirring stage after all adding, and after stirring, speed lapping, to fineness≤50um, then adds successively 2 parts of Nano type air cleansers under stirring at low speed, the lotus leaf hydrophobizing agent of 5 parts, 22 parts of solid low smell materials of power of peace, the defoamer NXZ of 0.15 part, the sanitas MV of 0.15 part, the newton-type nonionic polyoxyalkylene class rheology modifier thickening material DSX2000 of 0.4 part and 0.25 part of alkali swelling thickening material TT935, then stirring at low speed 10min, then through check, filter, the packing of weighing.

A kind of zero its indices of the clean taste multifunctional children of VOC lotus property wall paint of making according to the present invention all reaches GB/T9756-2009 about limits of harmful substances in the requirement of resin latex dope defined and GB18582 indoor decorating and refurnishing materials interior wall coating.This product is without adding organic volatile, and VOC content is zero.And product has scrub resistance, water tolerance and the alkali resistance of superelevation, can play the effect purifying air, decompose the obnoxious flavoures such as formaldehyde free in air, benzene class, amine, protection people's is healthy; And paint film is fine and close, at coating surface, form the hydrophobic effect as lotus leaf, for because the materials such as the spot of being infected with on allowing child daubing body of wall, ink wiped clean easily.Customer response is respond well.

Claims (4)

1. concrete component and the part by weight of a kind of zero clean taste multifunctional children of VOC lotus property wall paint of the present invention are: water: 10-20%; Masterbatch: 10-15%; Multifunctional assistant: 0.1-0.2%; Wetting agent: 0.1-0.2%; Dispersion agent: 0.4-0.8%; Defoamer: 0.3-0.8%; Anatase thpe white powder: 10-15%; Talcum powder: 5-8%; Water-ground limestone: 8-10%; Fine particle calcium carbonate: 10-12%; Water-washed kaoline 5-8%; Pure aluminium silicate 1-2%; Lotus leaf hydrophobizing agent 3-10%; Air cleanser 1-2%; Low smell material: 20-25%; Sanitas: 0.1-0.2%; Thickening material: 0.6-0.9%.

2. a kind of zero clean taste multifunctional children of VOC lotus property wall paint according to claim 1, is characterized in that said Nano type air cleanser, can decompose airborne obnoxious flavour.

3. a kind of zero clean taste multifunctional children of VOC lotus property wall paint according to claim 1, is characterized in that said lotus leaf hydrophobizing agent, makes product paint film have the hydrophobic effect as lotus leaf, can easierly dispel metope spot.

4. a kind of zero clean taste multifunctional children of VOC lotus property wall paint according to claim 1, it is characterized in that said n-butyl acrylate and methyl acrylate are by the core-shell copolymerized tiny latex of a kind of aqueous dispersion forming, viscosity is low, odorlessness,, containing ammoniacal liquor and the agent of any solvent post-plasticization, do not have outstanding color stuffing consistency and viscosifying power.