A kind of mildew-proof and antibacterial weather-resistant water-based interior wall paint and preparation method thereof

An interior wall coating, anti-mildew and anti-bacterial technology, applied in anti-fouling/underwater coatings, coatings, paints containing biocides, etc., can solve the problems of poor mechanical properties, poor weather resistance, and poor coating properties and other problems, to achieve the effects of excellent impact resistance of the coating film, improved dispersion performance, and low equipment requirements

Active Publication Date: 2021-01-01
BAOYE HUBEI CONSTR ENG GRP +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] Chinese patent (201510710513.6) discloses a water-in-water interior wall paint with plant sterilization and insect repellent function and its preparation method. Contains the following raw materials: 1. Colloidal solution: water, cross-linking stabilizer, protective rubber powder; 2. Granulated base paint: water, wetting and dispersing agent, propylene glycol, defoaming agent, hydroxyethyl cellulose, elastic polymer emulsion , colloidal solution, environmentally friendly inorganic composite pigments, film-forming aids; 3. Latex finished paint: elastic polymer emulsion, water, film-forming aids, propylene glycol, defoaming agent, particle-making paint, plant-based composite nano-bactericidal powder, alkali Swelling thickener; wherein the particle-making paint described in the latex finished paint is the paint after the granulation of the granulation base paint. Poor, and the weather resistance is not good, the mechanical properties of the coating film are not good

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0034] A mildewproof and antibacterial weather-resistant water-based interior wall paint, in parts by weight, comprises the following components:

[0035] 18 parts of acrylate monomer, 3 parts of eucalyptus eucalyptus powder,

[0036] 1 part of nano-montmorillonite, 1 part of emulsifier,

[0037] 0.8 part of initiator, 1 part of white carbon black,

[0038] 1 part of film-forming aid, 0.5 part of defoamer,

[0039] 0.5 parts of thickener, 0.5 parts of leveling agent, 20 parts of deionized water;

[0040] Its preparation method comprises the following steps:

[0041] (1) Dry the leaves of Eucalyptus macrocephalus, then dry them at 90-100° C. for 10 h, grind to obtain Eucalyptus macrocephalus powder, then place it in a 30% nitric acid solution for immersion treatment for 3 hours, take it out, and dry it in the air Drying, microwave treatment for 5min under 200-300W power; make pretreated Eucalyptus macrophylla powder;

[0042] (2) Soak the nano-montmorillonite in nitric aci...

Embodiment 2

[0047] A mildewproof and antibacterial weather-resistant water-based interior wall paint, in parts by weight, comprises the following components:

[0048] 35 parts of acrylate monomer, 6 parts of eucalyptus eucalyptus powder,

[0049] 3 parts of nano-montmorillonite, 2 parts of emulsifier,

[0050] 1 part of initiator, 5 parts of white carbon black,

[0051] 2 parts of film-forming aid, 1.5 parts of defoamer,

[0052] 1 part of thickener, 1 part of leveling agent, 30 parts of deionized water;

[0053] Its preparation method comprises the following steps:

[0054] (1) Dry the leaves of Eucalyptus macrocephalus, then dry them at 90-100°C for 20 hours, grind them to obtain Eucalyptus macrocephala powder, then place it in a 50% nitric acid solution for soaking treatment for 6 hours, take it out, and dry it in the air Dry, microwave treatment for 15min under 200-300W power; make pretreated Eucalyptus macrophylla powder;

[0055] (2) Soak nano-montmorillonite in nitric acid solut...

Embodiment 3

[0060] A mildewproof and antibacterial weather-resistant water-based interior wall paint, in parts by weight, comprises the following components:

[0061] 20 parts of acrylate monomer, 5 parts of eucalyptus eucalyptus powder,

[0062] 1.5 parts of nano-montmorillonite, 1.6 parts of emulsifier,

[0063] 0.85 parts of initiator, 2 parts of white carbon black,

[0064] 1.3 parts of film-forming aids, 0.7 parts of defoamers,

[0065] 0.6 parts of thickener, 0.5 parts of leveling agent, 25 parts of deionized water;

[0066] Its preparation method comprises the following steps:

[0067] (1) Dry the leaves of Eucalyptus macrocephalus, then dry them at 90-100° C. for 12 hours, grind them to obtain Eucalyptus macrocephala powder, then place it in a 35% nitric acid solution for soaking for 4 hours, take it out, and let it dry in the air Dry, microwave treatment for 10min under 200-300W power; make pretreated Eucalyptus macrophylla powder;

[0068] (2) Soak nano-montmorillonite in n...

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Abstract

The invention discloses a mildewproof antibacterial weather-resistant aqueous interior wall coating material. The mildewproof antibacterial weather-resistant aqueous interior wall coating material isprepared from the following ingredients in parts by weight: 18-35 parts of acrylate monomer, 3-6 parts of Eucalyptus urophyllax powder, 1-3 parts of nano montmorillonite, 1-2 parts of emulsifier, 0.8-1 part of initiator, 1-5 parts of white carbon black, 1-2 parts of film forming assistant, 0.5-1.5 parts of antifoamer, 0.5-1 part of thickener, 0.5-1 part of leveling agent and 20-30 parts of deionized water. The invention further discloses a preparation method for the aqueous interior wall coating material. The interior wall coating material disclosed by the invention is good in coating performance and excellent in stability and has good mildewproof and antibacterial performance, coatings are good in mechanical properties, and the preparation is simple.

Description

Technical field: [0001] The invention relates to the application of building materials, in particular to a mildewproof and antibacterial weather-resistant water-based interior wall paint. Background technique: [0002] Harmful substances in interior wall coatings mainly include volatile organic compounds (VOC), heavy metals and suspended particles, which together constitute indoor pollution sources and damage human health. Therefore, it is extremely important to carry out research on interior wall coatings, improve the pollution of interior wall coatings to the indoor environment, create a good living and working environment for people, and protect the health of the crowd. In recent years, a large number of scholars have participated in the research of interior wall coatings, improved various performances of interior wall coatings on the basis of the original, and developed some new coatings at the same time. [0003] Water-based interior wall paint is a kind of interior wa...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09D133/08C09D133/12C09D133/02C09D7/62C09D7/61C09D5/14
CPCC08K2201/011C09D5/14C09D133/02C09D133/064C09D133/08C09D133/12C09D7/61C09D7/62C08L33/12C08L33/02C08L33/064C08L99/00C08K9/02C08K9/04C08K3/346C08K3/36
Inventor 高煜锋徐弈辰袁建生马伟建曹国军
Owner BAOYE HUBEI CONSTR ENG GRP
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