Antibacterial and environment-protection building joint mixture

A technology for caulking and construction. It is applied in the direction of adhesives, adhesive additives, polymer adhesive additives, etc. It can solve the problems of affecting sanitation and appearance, blackening of the color of the caulking agent, and emitting pungent odors. Good for cleaning, improving smoothness, improving fluidity and antibacterial effect

Inactive Publication Date: 2018-10-12
含山县金中环装饰材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] With the gradual improvement of people's living standards, the requirements for house decoration are getting higher and higher. During the decoration process, there will be gaps on the walls, floors, and the joint surfaces of furniture and walls. This requires the use of caulking agents for each Different types of gaps should be filled to avoid the infiltration of moisture and dust into the gaps; currently there are many brands and types of gap fillers on the market, and there are different types of gap fillers for different gaps, which is cumbersome to use, and a variety of gap fillers need to be purchased during the entire decoration process It is time-consuming and labor-intensive, and a large number of caulking agents are corrosive, and emit a pungent smell after use, which will cause great harm to human health.
[0003] The existing patent document CN 103172330 discloses an environment-friendly colored ceramic tile grout and its preparation method, specifically disclosing that 40.73-47.75% of waste porcelain powder is added to the raw material of the grout, which can turn waste into treasure, so it is green and environmentally friendly. function, but the caulking agent can only be used for tile caulking, and after use, especially the caulking agent around the kitchen and bathroom sinks, because it is in a wet state for a long time, it is easy to breed mold and make the color of the caulking agent black. Seriously affect hygiene and aesthetics

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0018] An antibacterial and environmentally friendly building sealant, made of the following raw materials in parts by weight: water-based acrylic resin 33, natural latex 27, starch glue 21, waste porcelain powder 16, nano eggshell powder 11, sodium methyl silicate 7 , Polycarboxylate superplasticizer 6.3, zinc sulfate 4.2, nano-titanium dioxide 3.4, tourmaline anion powder 1.5.

[0019] For the nano-eggshell powder, crush eggshells to 80 mesh, add protease solution twice the weight of eggshells to make the concentration of protease 40ppm, stir and enzymolyze at 40°C for 40min, filter, freeze-dry until moisture-free , ball milled to a particle size of 50nm to obtain nano eggshell powder.

[0020] For the waste ceramic powder, after crushing the waste ceramics, heat it in vacuum to 460°C, keep it warm for 30 minutes, cool it down to 140°C naturally, add 70% of the weight of the waste ceramics into a 7% acetic acid solution, mix evenly, and naturally drop to At room temperature...

Embodiment 2

[0027] An antibacterial and environmentally friendly building sealant, made of the following raw materials in parts by weight: water-based acrylic resin 34, natural latex 28, starch glue 22, waste porcelain powder 17, nano eggshell powder 12, sodium methyl silicate 8 , Polycarboxylate superplasticizer 6.4, zinc sulfate 4.3, nano-titanium dioxide 3.5, tourmaline anion powder 1.6.

[0028] For the nano-eggshell powder, crush the eggshells to 90 mesh, add protease solution 2.5 times the weight of eggshells to make the concentration of protease 45ppm, stir and enzymolyze at 43°C for 50min, filter, and freeze-dry until moisture-free , and ball milled to a particle size of 55nm to obtain nano eggshell powder.

[0029] For the waste ceramic powder, after crushing the waste ceramics, heat it in vacuum to 490°C, keep it warm for 35 minutes, cool it down to 160°C naturally, add 75% of the weight of the waste ceramics into an 8% acetic acid solution, mix evenly, and naturally drop to At...

Embodiment 3

[0036] An antibacterial and environmentally friendly building sealant, made of the following raw materials in parts by weight: water-based acrylic resin 35, natural latex 29, starch glue 23, waste porcelain powder 18, nano eggshell powder 13, sodium methyl silicate 9 , Polycarboxylate superplasticizer 6.5, zinc sulfate 4.4, nano-titanium dioxide 3.6, tourmaline anion powder 1.7.

[0037] For the nano-eggshell powder, crush eggshells to 100 mesh, add protease solution 3 times the weight of eggshells, so that the concentration of protease is 50ppm, stir and enzymolyze at 45°C for 60min, filter, freeze-dry until moisture-free , ball milled to a particle size of 60nm to obtain nano eggshell powder.

[0038] For the waste ceramic powder, after crushing the waste ceramics, heat it in vacuum to 520°C, keep it warm for 40 minutes, cool it down to 180°C naturally, add 80% of the weight of the waste ceramics into an acetic acid solution with a volume fraction of 9%, mix evenly, and natu...

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Abstract

The invention mainly relates to the technical field of joint mixture processing,and discloses an antibacterial and environment-protection building joint mixture. The joint mixture is prepared from,a water-based acrylic resin,natural latex,a starch glue,waste porcelain powder,nano eggshell powder,nail sodium silicate,a polycarboxylate water reducer,zinc sulfate,nano titanium dioxide and tourmalineanion powder; the antibacterial and environment-protection building joint mixture is green and environment-protection,does not contain toxic reagents,does not emit irritating odor,and can effectivelyinhibit bacteria and mildew,the inhibition rate reaches 93.7%,and the aesthetics and durability of a building are maintained; the water-based acrylic resin and the natural latex are mixed and slowly stirred to avoid bubble generation,the flow state of the joint mixture is maintained,convenience is provided for extrusion and seam filling during use,the mixture is tightly combined with a seam,the addition of the zinc sulfate can increase the viscosity of the joint mixture,the joint mixture is made in close contact with tiles,marbles and wood products,the antibacterial activity of the joint mixture is improved,and mildew and discoloration of the joint mixture are avoided.

Description

technical field [0001] The invention mainly relates to the technical field of caulking agent processing, in particular to an antibacterial and environmentally friendly construction caulking agent. Background technique [0002] With the gradual improvement of people's living standards, the requirements for house decoration are getting higher and higher. During the decoration process, there will be gaps on the walls, floors, and the joint surfaces of furniture and walls. This requires the use of caulking agents for each Different types of gaps should be filled to avoid the infiltration of moisture and dust into the gaps; currently there are many brands and types of gap fillers on the market, and there are different types of gap fillers for different gaps, which is cumbersome to use, and a variety of gap fillers need to be purchased during the entire decoration process It is time-consuming and labor-intensive, and a large number of caulking agents are corrosive, and emit a pung...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09J133/00C09J11/04C09J11/06C09J11/08
CPCC09J133/00C08K2003/2241C08K2003/265C08K2003/3045C08K2003/387C08K2201/011C08L2205/035C09J11/04C09J11/06C09J11/08C08L7/02C08L3/02C08K13/06C08K9/00C08K9/04C08K9/08C08K3/26C08K3/00C08K3/22C08K3/38C08K3/30
Inventor 郭坤
Owner 含山县金中环装饰材料有限公司
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