Powder emulsion paint for interior wall

A technology of latex paint and powder for interior walls, applied in the direction of latex paint, coating, etc., can solve the problems of frost resistance, environmental pollution of additives, easy deterioration, etc., and achieve the effect of easy packaging and transportation

Active Publication Date: 2010-07-28
北京天维宝辰化学产品有限公司
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AI-Extracted Technical Summary

Problems solved by technology

[0006] (3) Various additives, mainly to improve the quality of latex paint such as storage stability, workability and various index performance of the paint film. At present, the improvement of latex paint mainly focuses on the selection and dosage of additives. The choice of additives is used to improve the quality of latex paint, but the existence of a large number of additives has certain pollution to the environment. Thi...
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Abstract

The invention relates to a powder emulsion paint for an interior wall, comprising the following components by weight percent: 25-35% of re-dispersible crylic acid rubber powder, 2-3% of polyving akohol, 15-20% of triple superphosphate, 10-15% of nanometer calcium carbonate, 14-20% of titanium white, 6-10% of lithopone, 4-6% of kaolin, 0.5-2% attapulgite, 0.5-1% of sodium polyacrylate, 0.5-0.8% of hydroxyethyl cellulose, 0.1-0.23% of sodium dodecyl benzene sulfonate, 0.24-0.4% of lauryl sodium sulfate, 0.15-0.5% of sodium tripolyphosphate, 0.6-0.8% of fatty alcohol-polyoxyethylene ether, and 0.01-0.05% of sodium hydroxide. The invention has no organic solvent; porous nanometer filler can be used for absorbing indoor harmful substance; the invention can be stored for a long time without any deterioration or precipitation; and the powder dispersed by water can be emulsified into an emulsion paint state, and the powder can be prepared into different use concentrations based on construction requirements.

Application Domain

Technology Topic

Sodium polyacrylateTriple superphosphate +16

Image

  • Powder emulsion paint for interior wall
  • Powder emulsion paint for interior wall
  • Powder emulsion paint for interior wall

Examples

  • Experimental program(3)

Example Embodiment

[0021] Example one
[0022] The invention provides a powder internal wall latex paint, which comprises redispersible acrylic rubber powder, polyvinyl alcohol, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, and hydroxyethyl Cellulose, sodium dodecylbenzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether and sodium hydroxide, the weight percentage of each component is: redispersible acrylic rubber powder 25%, polyvinyl alcohol 2%, heavy calcium 15%, nano calcium carbonate 10%, titanium dioxide 14%, lithopone 6%, kaolin 4%, attapulgite 0.5%, sodium polyacrylate 0.5%, hydroxyethyl fiber Sodium dodecyl benzene sulfonate 0.1%, sodium lauryl sulfonate 0.24%, sodium tripolyphosphate 0.15%, fatty alcohol polyoxyethylene ether 0.6%, sodium hydroxide 0.01%.
[0023] Among them, the nano calcium carbonate is made of calcite prepared by high gravity, and its particle size is 35-40 nm. The molecular formula of fatty alcohol polyoxyethylene ether contains 16-18 C atoms. The degree of alcoholysis of polyvinyl alcohol is 87 to 89%, and the molecular weight is 27,000 to 32,000.
[0024] The preparation method of the present invention is: according to the above-mentioned raw material mass percentage, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, hydroxyethyl cellulose, sodium hydroxide, dodecane Sodium benzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether, polyvinyl alcohol and redispersible acrylic rubber powder are put into the pneumatic mixer. By controlling the flow of compressed air, disperse the raw material mixture at high speed for 0.5-1.0h, then stir at low-speed for 0.5-1.0h, cool to room temperature, and pack it in a waterproof woven bag.

Example Embodiment

[0025] Example two
[0026] The invention provides a powder internal wall latex paint, which comprises redispersible acrylic rubber powder, polyvinyl alcohol, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, and hydroxyethyl Cellulose, sodium dodecylbenzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether and sodium hydroxide, the weight percentage of each component is: redispersible acrylic rubber powder 30%, polyvinyl alcohol 2.5%, heavy calcium 18%, nano calcium carbonate 12%, titanium dioxide 18%, lithopone 8%, kaolin 5%, attapulgite 1%, sodium polyacrylate 0.8%, hydroxyethyl fiber Sodium dodecylbenzene sulfonate 0.2%, sodium dodecyl benzene sulfonate 0.2%, sodium lauryl sulfate 0.23%, sodium tripolyphosphate 0.3%, fatty alcohol polyoxyethylene ether 0.7%, sodium hydroxide 0.03%.
[0027] Among them, the nano calcium carbonate is made of calcite prepared by high gravity, and its particle size is 35-40 nm. The molecular formula of fatty alcohol polyoxyethylene ether contains 16-18 C atoms. The degree of alcoholysis of polyvinyl alcohol is 87 to 89%, and the molecular weight is 27,000 to 32,000.
[0028] The preparation method of the present invention is: according to the above-mentioned raw material mass percentage, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, hydroxyethyl cellulose, sodium hydroxide, dodecane Sodium benzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether, polyvinyl alcohol and redispersible acrylic rubber powder are put into the pneumatic mixer. By controlling the flow of compressed air, disperse the raw material mixture at high speed for 0.5-1.0h, then stir at low-speed for 0.5-1.0h, cool to room temperature, and pack it in a waterproof woven bag.

Example Embodiment

[0029] Example three
[0030] The invention provides a powder internal wall latex paint, which comprises redispersible acrylic rubber powder, polyvinyl alcohol, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, and hydroxyethyl Cellulose, sodium dodecylbenzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether and sodium hydroxide, the weight percentage of each component is: redispersible acrylic rubber powder 35%, polyvinyl alcohol 3%, heavy calcium 20%, nano calcium carbonate 15%, titanium dioxide 20%, lithopone 10%, kaolin 6%, attapulgite 2%, sodium polyacrylate 1%, hydroxyethyl fiber Sodium dodecylbenzene sulfonate 0.23%, sodium dodecyl benzene sulfonate 0.23%, sodium lauryl sulfate 0.4%, sodium tripolyphosphate 0.5%, fatty alcohol polyoxyethylene ether 0.8%, sodium hydroxide 0.05%.
[0031] Among them, the nano calcium carbonate is made of calcite prepared by high gravity, and its particle size is 35-40 nm. The molecular formula of fatty alcohol polyoxyethylene ether contains 16-18 C atoms. The degree of alcoholysis of polyvinyl alcohol is 87 to 89%, and the molecular weight is 27,000 to 32,000.
[0032] The preparation method of the present invention is: according to the above-mentioned raw material mass percentage, heavy calcium, nano calcium carbonate, titanium dioxide, lithopone, kaolin, attapulgite, sodium polyacrylate, hydroxyethyl cellulose, sodium hydroxide, dodecane Sodium benzene sulfonate, sodium lauryl sulfate, sodium tripolyphosphate, fatty alcohol polyoxyethylene ether, polyvinyl alcohol and redispersible acrylic rubber powder are put into the pneumatic mixer. By controlling the flow of compressed air, disperse the raw material mixture at high speed for 0.5-1.0h, then stir at low-speed for 0.5-1.0h, cool to room temperature, and pack it in a waterproof woven bag.
[0033] The relevant indicators of the prepared latex paint are as follows:
[0034]
[0035] The inspection is carried out in accordance with "Synthetic Resin Emulsion Interior Wall Coatings" GB/T 9756-2009, and the specific contents are as follows:
[0036]
[0037] The inspection is carried out in accordance with "Limits of Hazardous Substances in Interior Wall Coatings of Interior Decoration Materials" GB/T18582-2008, and the specific contents are as follows:
[0038]
[0039] Through the above detection, the re-emulsifiable powder latex paint prepared by the present invention meets the product requirements of superior latex paint in terms of construction and environmental protection.
[0040] The invention fundamentally solves the drawbacks in the production, storage and use of traditional latex paint.
[0041] The product of the invention has low cost, does not use any antiseptic fungicide and volatile organic additives, and the use of nanometer and porous fillers not only makes the paint film after construction good water resistance, but also can effectively remove formaldehyde and ammonia in the air for a long time. Harmful gases and odors such as benzene, benzene, etc. achieve the purpose of purifying indoor air and benefiting human health. It is the most ideal environmentally friendly product for home wall decoration.
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PUM

PropertyMeasurementUnit
Particle size35.0 ~ 40.0nm
tensileMPa
Particle sizePa
strength10

Description & Claims & Application Information

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the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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