CN101733983B - Inorganic nano-silver mildew-proof antibacterial healthy decorative veneer and manufacturing method thereof - Google Patents
Inorganic nano-silver mildew-proof antibacterial healthy decorative veneer and manufacturing method thereof Download PDFInfo
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Abstract
The invention discloses a method for manufacturing an inorganic nano-silver mildew-proof antibacterial healthy decorative veneer. The method comprises the following steps: (1) soaking a decorative veneer in aqueous solution of nano-silver, and drying the decorative veneer; (2) coating adhesive containing inorganic nano-silver on the surface of a base material; and (3) applying the decorative veneer on the adhesive on the surface of the base material, and performing compression molding on the veneer. The decorative veneer manufactured according to the method can resist invasion of mildew caused by dampness of the base material to the surface of the decorative veneer, ensures that sheet materials can achieve the effect of mildew proofing and bacteria resistance and has environment-friendly, non-toxic, high-efficiency, stable, long-acting mildew-proof antibacterial effect, has mildew-proof and antibacterial grade reaching the highest 0 level of JIS Z2911 standard, and can effectively improve the domestic living environment for people. The veneer can be used in the fields of building materials, furniture, indoor furnishing and decorating, vehicles and ships and the like. The healthy sheet materials decorated indoors have strong killing effect on epidemical bacillus, trichodermin, stain fungi and the like.
Description
Technical field
The present invention relates to the used Decorative veneered woodbased panels of industry such as building materials, furniture, interior decoration, particularly surperficial mildew-resistant, antibiotic meets decorative faced wood-based plate and the manufacture method thereof of health idea.
Background technology
In people's living environment, exist various volatile organic matters and harmful microorganism, directly affect people's physical and mental health, especially some moist position (as kitchen, toilet etc.) is easier in the domestic environment grows microorganisms such as germ, bacterium, causes IAQ to descend and the bacteria concentration increase of body surface.In developed countries such as America and Europe, Japan, people pay much attention to IAQ, health status, predict in the room quality of air environment for a long time to the importance of health, in Japan an ill room association, diagnosis scholar association are arranged specially.People will ask the diagnosis scholar in these ill rooms that the house is carried out a complete living environment diagnosis before the house is moved in, and to determine whether livable-in and long-term life, have lived a period of time exactly, also will make regular check on the ambient air quality in the room.At present, how people's uphold nature decorates the room of oneself with green building material ecology, healthy, regeneration.Precious veneer Decorative Veneered Plywood various in style, with the fragrance of natural timber, personalized decoration design huge numbers of families, has built the home environment of unlimited warmth to people.But as time goes by, " color " of family disappears gradually, and plank is yellowing slightly also, also has the spot of that piece piece variable color, and these air qualities that room all is described are running down, and some harmful microorganisms grow at some position, damaging the environment of family.Past, people with the antimildew and antibacterial agent of chemicals be sprayed at the room around, solve the space air quality problems by this, and the toxicity of common antimildew and antibacterial agent is bigger, heat-resisting, endurance quality is poor, be sprayed at the decorative panel surface and make its variable color and influence attractive in appearancely, the result is and has increased new air pollution source.Now; the application of a kind of inorganic nano-silver mildew-proof antiseptic of novel environment friendly on medicine, people's articles for daily use obtained generally approval; decorative faced veneer with this production; can effectively suppress and kill the harmful germ in the environment; reduce environmental microorganism to the harm of human body; and then reach the purpose of cleaning ambient, to the protection human health, bettering people's living environment has very important meaning.Nano Silver is safe, wide spectrum, durable antibiotic, be a kind of desirable anti-biotic material, it and wooden boards are organically combined, produce a kind of healthy sheet material of antimildew and antibacterial of novel environment friendly, both increase the functional of dalle, made positive contribution for improving people's living environment again.
Summary of the invention
The technical assignment of the technical problem to be solved in the present invention and proposition is how to be applied to the aqueous inorganic Nano Silver in fancy veneer and the glue equably, pass through Decorative veneered woodbased panel's conventional production process again, a kind of inorganic nano-silver mildew-proof, antibiotic decoration veneer and manufacture method thereof are provided.For this reason, the present invention is by the following technical solutions:
Inorganic nano-silver mildew-proof, antibiotic decoration veneer, it is formed through the adhesive layer gluing by fancy veneer and base material, it is characterized in that: described fancy veneer forms through the nano-silver water solution dipping, contains nano-silver substances in the described adhesive layer; Described fancy veneer is a kind of in primary colors veneer, toning veneer, integrated veneer, the recombinant decorative veneer; Described base material is a kind of in glued board, core-board, particieboard, the density fiber board;
Described nano-silver water solution is to be solvent with water, be that solute dissolves in the water with the Nano Silver, and be that complexing agent, stabilizing agent dissolve in and form solution in the water with the acrylic resin, the concentration of described Nano Silver is 50～150ppm, the mass content of described acrylic resin in solution is 1～10%;
The described adhesive that contains inorganic nano-silver is for evenly to be applied to Nano Silver in the environment-friendly type glue solution, and with the additive of flour as glue, the concentration of Nano Silver in adhesive is 75～150ppm, and the mass content of flour in solution is 18～45%;
The glue-spread that contains the adhesive of inorganic nano-silver is 80～150g/m
2
Inorganic nano-silver mildew-proof, antibiotic decorative faced board fabrication method is characterized in that may further comprise the steps:
(1) fancy veneer is flooded airing in nano-silver water solution;
(2) adhesive that will contain inorganic nano-silver is applied to substrate surface;
(3) fancy veneer is attached on the adhesive of substrate surface compression moulding;
Described nano-silver water solution is to be solvent with water, be that solute dissolves in the water with the Nano Silver, and be that complexing agent, stabilizing agent dissolve in and form solution in the water with the acrylic resin, the concentration of described Nano Silver is 50～150ppm, the mass content of described acrylic resin in solution is 1～10%;
The described adhesive that contains inorganic nano-silver is for evenly to be applied to Nano Silver in the environment-friendly type glue solution, and with the additive of flour as glue, the concentration of Nano Silver in adhesive is 75～150ppm, and the mass content of flour in solution is 18～45%;
The glue-spread that contains the adhesive of inorganic nano-silver is 80～150g/m
2
Described compression moulding comprises precompressed and hot pressing, and preload pressure is 0.7 ± 0.1Mpa, and squeeze time is 0.5～3h, hot pressing pressure 0.5～1.4Mpa, hot pressing time 1～5min;
After the compression moulding to the surface of decoration veneer with 150～480 purpose abrasive band sandings.
As the optimization technique measure of above-mentioned decorative faced board fabrication method, the glue solution of described environment-friendly type glue solution for making with a kind of in urea-formaldehyde resin adhesive, phenolic resin glue, rubber made from soybean cake stick, the melamine resin adehsive or their modification adhesive.
The invention has the beneficial effects as follows:
1, by the aqueous inorganic Nano Silver is doped in the adhesive, utilize the ultra-fine granule form of Nano Silver finely dispersed characteristics in the timber adhesive, be applied to the artificial board substrate surface through cooperation fully, by active ingredient with the infiltration of glue to wooden inside, formed the barrier of one antimildew and antibacterial at glue-line, resisted because of the invasion and attack of the moisture-induced mould of base material to surperficial fancy veneer.
2, the stable performance of inorganic nano-silver, not volatile, with adhesive also non-interference.The silver of nanoscale discharges silver ion sustainedly and stably by ionization and enters in the bacterial body, dissociate out again after bacterium is lost activity, participate in the attack of a new round, thereby keep the antimildew and antibacterial effect for a long time, because the antibiotic mechanism of this uniqueness of Nano Silver can't develop immunity to drugs bacterium.
3, the inorganic nano-silver particle is tiny, and each nano-silver ionic contains 250 silver atoms approximately, the skin effect of Nano Silver and powerful penetration, make it have powerful lethality to bacterium, so, though applied amount is few in sheet material, can reach desirable mildew-resistant, antibacterial effect.
4, the decoration veneer of producing with this process, possess environmental protection, nontoxic, efficient, stable, long-acting antimildew and antibacterial effect, the antimildew and antibacterial grade reaches the highest 0 grade of JIS Z 2911 standards, can effectively improve people's life staying idle at home environment, improve indoor air quality, fill up the blank of dalle aspect antimildew and antibacterial simultaneously, really accomplished the green health life staying idle at home.
This dalle is mainly used in fields such as building materials, furniture, indoor decorating and car and boat, decorates this health sheet material popularity bacillus in the room, food Trichoderma, stain fungus etc. and has stronger killing action.
Description of drawings
Fig. 1 is a kind of process chart of the inventive method.
Fig. 2 is the sectional schematic diagram of decoration veneer of the present invention.
Number in the figure explanation: 1-base material, 2-adhesive layer, 3-fancy veneer.
The specific embodiment
Below the present invention will be further described.
Inorganic nano-silver mildew-proof as shown in Figure 1, antibiotic decorative faced board fabrication method, it mainly comprises following operation:
(1) dipping and dry: be about to fancy veneer and in nano-silver water solution, flood the back airing;
(2) gluing: the adhesive that will contain inorganic nano-silver is applied to substrate surface;
(3) fancy veneer facing: fancy veneer is attached on the adhesive of substrate surface;
(4) compression moulding: comprise cold pressing, core finishing, hot pressing.
Can make decoration veneer shown in Figure 2 according to process chart shown in Figure 1.Fancy veneer wherein is a kind of in primary colors veneer, toning veneer, integrated veneer, the recombinant decorative veneer, and fancy veneer can be made with precious timber such as white oak, red oak, Manchurian ash, black walnut, red sandalwood, red wingceltis, Bai Feng, linden, birch, teak, mahogany, husky Billy, cherry, beech etc.; Base material wherein is a kind of in glued board, core-board, particieboard, the density fiber board.
Further: nano-silver water solution is to be solvent with water, be that solute dissolves in the water with the Nano Silver, and be that complexing agent, stabilizing agent dissolve in and form solution in the water with the acrylic resin, the concentration of Nano Silver is 50～150ppm, the mass content of acrylic resin in solution is 1～10%.Contain the adhesive of inorganic nano-silver for Nano Silver evenly is applied in the environment-friendly type glue solution, with the additive of flour as glue, the concentration of Nano Silver in adhesive is 75～150ppm, and the mass content of flour in solution is 18～45%.The glue solution of environment-friendly type glue solution for making with a kind of in urea-formaldehyde resin adhesive, phenolic resin glue, rubber made from soybean cake stick, the melamine resin adehsive or their modification adhesive.The glue-spread that contains the adhesive of inorganic nano-silver is 80～150g/m
2 Compression moulding comprises precompressed (namely colding pressing) and hot pressing, and preload pressure is 0.7 ± 0.1Mpa, and squeeze time is 0.5～3h, hot pressing pressure 0.5～1.4Mpa, hot pressing time 1～5min.After the compression moulding to the surface of decoration veneer with 150～480 purpose abrasive band sandings.
Embodiment one
(1) with the fixed thick sanding of the thick weedtree glued board of 3mm, the standby base material of doing.
(2) the thick natural yellow jacket fancy veneer of 0.2mm is immersed in the inorganic nano-silver aqueous solution for preparing in advance.The concentration of Nano Silver in this solution is 50ppm, and the content of acrylic resin in solution is 1%.Dry behind the fancy veneer dipping, standby.
(3) the glue proportioning is: adhesive 100kg, flour 20 ± 2kg, inorganic nano-silver aqueous solution 9g, ammonium chloride 1 ± 0.1kg.Adhesive is modified urea-formaldehyde resin glue or phenolic resin glue.
(4) the yellow jacket fancy veneer after will flooding posts and had been coated with on the weedtree glued board of glue, and the single spreading amount is 80g/m
2
(5) behind the veneer, carry out operations such as precompressed, hot pressing, later stage sanding, form inorganic nano-silver mildew-proof, antibiotic, healthy yellow jacket decoration veneer.Preload pressure 0.6Mpa, squeeze time 0.5h; 105 ± 5 ℃ of hot pressing temperatures, hot pressing pressure 0.5Mpa, hot pressing time 1min; Sanding order number is 150 orders.
Inorganic nano-silver mildew-proof, antibiotic, healthy yellow jacket decoration veneer that present embodiment obtains reach the highest 0 grade of JIS Z 2911 standards after testing, decorate this health sheet material popularity bacillus in the room, food Trichoderma, stain fungus etc. and have stronger killing action.
Embodiment two
(1) with the fixed thick sanding of the thick medium density fibre board (MDF) of 5mm, the standby base material of doing.
(2) the thick white rubber recombinant decorative veneer of 0.3mm is immersed in the inorganic nano-silver aqueous solution for preparing in advance.The concentration of Nano Silver in this solution is 100ppm, and the content of acrylic resin in solution is 6%.Dry behind the dipping, standby.
(3) the glue proportioning is: adhesive 100kg, flour 30 ± 2kg, inorganic nano-silver aqueous solution 16g, ammonium chloride 1 ± 0.1kg.Adhesive is modified urea-formaldehyde resin glue or melamine resin adehsive.
(4) the yellow jacket fancy veneer after will flooding posts and had been coated with on the medium density fibre board (MDF) of glue, and the single spreading amount is 120g/m
2
(5) behind the veneer, carry out operations such as precompressed, hot pressing, later stage sanding, form inorganic nano-silver mildew-proof, antibiotic, healthy white rubber recombinant decorative thick china.Preload pressure 0.7Mpa, squeeze time 1.0h; 110 ± 5 ℃ of hot pressing temperatures, hot pressing pressure 0.8Mpa, hot pressing time 3min; Sanding order number is 320 orders.
The inorganic nano-silver mildew-proof that present embodiment obtains, antibiotic, healthy white rubber recombinant decorative thick china reach the highest 0 grade of JIS Z 2911 standards after testing, decorate this health sheet material popularity bacillus in the room, food Trichoderma, stain fungus etc. and have stronger killing action.
Embodiment three
(1) with the fixed thick sanding of the thick particieboard of 18mm, the standby base material of doing.
(2) the thick red sandalwood colored garnishing of 0.6mm veneer is immersed in the inorganic nano-silver aqueous solution for preparing in advance.The concentration of Nano Silver in this solution is 150ppm, and the content of acrylic resin in solution is 10%.Dry behind the dipping, standby.
(3) the glue proportioning is: adhesive 100kg, flour 45 ± 2kg, inorganic nano-silver aqueous solution 22g, ammonium chloride 1 ± 0.1kg.Adhesive is modified urea-formaldehyde resin glue or soybean adhesive.
(4) the red sandalwood colored garnishing veneer after will flooding posts and had been coated with on the particieboard of glue, and the single spreading amount is 150g/m
2
(5) behind the veneer, carry out operations such as precompressed, hot pressing, later stage sanding, form inorganic nano-silver mildew-proof, antibiotic, healthy white rubber recombinant decorative thick china.Preload pressure 0.8Mpa, squeeze time 3h; 105 ± 5 ℃ of hot pressing temperatures, hot pressing pressure 1.4Mpa, hot pressing time 5min; Sanding order number is 480 orders.
The inorganic nano-silver mildew-proof that present embodiment obtains, antibiotic, healthy white rubber recombinant decorative thick china reach the highest 0 grade of JIS Z 2911 standards after testing, decorate this health sheet material popularity bacillus in the room, food Trichoderma, stain fungus etc. and have stronger killing action.
Claims (3)
1. inorganic nano-silver mildew-proof, antibiotic decoration veneer, it is formed through the adhesive layer gluing by fancy veneer and base material, it is characterized in that: described fancy veneer forms through the nano-silver water solution dipping, contains nano-silver substances in the described adhesive layer; Described fancy veneer is a kind of in primary colors veneer, toning veneer, integrated veneer, the recombinant decorative veneer; Described base material is a kind of in glued board, core-board, particieboard, the density fiber board;
Described nano-silver water solution is to be solvent with water, be that solute dissolves in the water with the Nano Silver, and be that complexing agent, stabilizing agent dissolve in and form solution in the water with the acrylic resin, the concentration of described Nano Silver is 50～150ppm, the mass content of described acrylic resin in solution is 1～10%;
The described adhesive that contains inorganic nano-silver is for evenly to be applied to Nano Silver in the environment-friendly type glue solution, and with the additive of flour as glue, the concentration of Nano Silver in adhesive is 75～150ppm, and the mass content of flour in solution is 18～45%;
The glue-spread that contains the adhesive of inorganic nano-silver is 80～150g/m
2
2. inorganic nano-silver mildew-proof, antibiotic decorative faced board fabrication method is characterized in that may further comprise the steps:
(1) fancy veneer is flooded airing in nano-silver water solution;
(2) adhesive that will contain inorganic nano-silver is applied to substrate surface;
(3) fancy veneer is attached on the adhesive of substrate surface compression moulding;
Described nano-silver water solution is to be solvent with water, be that solute dissolves in the water with the Nano Silver, and be that complexing agent, stabilizing agent dissolve in and form solution in the water with the acrylic resin, the concentration of described Nano Silver is 50～150ppm, the mass content of described acrylic resin in solution is 1～10%;
The described adhesive that contains inorganic nano-silver is for evenly to be applied to Nano Silver in the environment-friendly type glue solution, and with the additive of flour as glue, the concentration of Nano Silver in adhesive is 75～150ppm, and the mass content of flour in solution is 18～45%;
The glue-spread that contains the adhesive of inorganic nano-silver is 80～150g/m
2
Described compression moulding comprises precompressed and hot pressing, and preload pressure is 0.7 ± 0.1Mpa, and squeeze time is 0.5～3h, hot pressing pressure 0.5～1.4Mpa, hot pressing time 1～5min;
After the compression moulding to the surface of decoration veneer with 150～480 purpose abrasive band sandings.
3. inorganic nano-silver mildew-proof according to claim 2, antibiotic decorative faced board fabrication method is characterized in that the glue solution of described environment-friendly type glue solution for making with a kind of in urea-formaldehyde resin adhesive, phenolic resin glue, rubber made from soybean cake stick, the melamine resin adehsive or their modification adhesive.
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| CN113910380A (en) * | 2021-10-29 | 2022-01-11 | 德华兔宝宝装饰新材股份有限公司 | Mildew-proof flame-retardant plywood and production method thereof |
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