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Aqueous high weather-proof matt exterior wall emulsion paint and preparation method thereof

A latex paint and exterior wall technology, applied in latex paint, coating, etc., can solve the problems of weather resistance, water resistance, alkali resistance, washing resistance and other performance indicators, reduce gloss, etc., and achieve soft and refreshing paint film texture , strong adhesion, smooth surface of the paint film

Inactive Publication Date: 2013-11-27
ZHEJIANG ZHIQIANG PAINT
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] According to the statistics of relevant departments, the general water-based matt latex paint on the market mainly reduces the gloss by reducing the emulsion content and increasing the amount of powder with high oil absorption. Although the gloss is reduced, the weather resistance, water resistance, alkali resistance, Performance indicators such as washing resistance have also declined

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0051] Made from the following raw materials in parts by weight:

[0052] TX-200 40

[0053] BS-16 0.5

[0054] celite 495 (diatomaceous earth) 2

[0055] CJ-A4 (sericite powder) 7

[0056] R902 (titanium dioxide) 20

[0057] Heavy Calcium Powder 6

[0058] 731A (dispersant) 0.4

[0059] Carbowet 13-40 (wetting agent) 0.3

[0060] DF681F (defoamer) 0.5

[0061] FT-100 (antifreeze) 0.3

[0062] Alcohol ester twelve (coalescent aid) 2

[0063] HBR250 (thickener) 0.4

[0064] RM-2020NPR (leveling agent) 0.2

[0065] BIT 20 LE (preservative) 0.2

[0066] polyphase PW40 (mold inhibitor) 0.2

[0067] water 30

[0068] The preparation steps are as follows:

[0069] 1. Premixing: Add 25 parts of water in the dispersion tank, then add the above dispersant, wetting agent, 0.2 parts by weight of defoamer, film-forming aid, propylene glycol antifreeze and cellulose thickener respectively, fully After mixing evenly, a gel-like substance will be formed to facilitate the disp...

Embodiment 2

[0075] Made from the following raw materials in parts by weight:

[0076] TX-200 31.5

[0077] BS-16 0.2

[0078] celite 495 (diatomaceous earth) 8

[0079] CJ-A4 (sericite powder) 6

[0080] R902 (titanium dioxide) 20

[0081] Heavy Calcium Powder 10

[0082] 731A (dispersant) 0.5

[0083] Carbowet 13-40 (wetting agent) 0.2

[0084] DF681F (defoamer) 0.3

[0085] FT-100 (antifreeze) 0.3

[0086] Alcohol ester twelve (film-forming aid) 1.5

[0087] HBR250 (thickener) 0.7

[0088] RM-2020NPR (leveling agent) 0.5

[0089] BIT 20 LE (preservative) 0.2

[0090] polyphase PW40 (mold inhibitor) 0.2

[0091] water 25

[0092] The preparation steps are as follows:

[0093] 1. Pre-mixing: Add 20 parts of water in the dispersion tank, then add the above dispersant, wetting agent, 0.2 parts by weight of defoamer, film-forming aid, propylene glycol antifreeze and cellulose thickener, fully After mixing evenly, a gel-like substance will be formed to facilitate the dispersio...

Embodiment 3

[0099] Made from the following raw materials in parts by weight:

[0100] TX-200 35

[0101] BS-16 0.3

[0102] celite 495 (diatomaceous earth) 6

[0103] CJ-A4 (sericite powder) 7

[0104] R902 (titanium dioxide) 21

[0105] Heavy Calcium Powder 6

[0106] 731A (dispersant) 0.7

[0107] Carbowet 13-40 (wetting agent) 0.3

[0108] DF681F (defoamer) 0.5

[0109] FT-100 (antifreeze) 0.1

[0110] Alcohol ester twelve (film-forming aid) 1.7

[0111] HBR250 (thickener) 0.6

[0112] RM-2020NPR (leveling agent) 0.4

[0113] BIT 20 LE (preservative) 0.3

[0114] polyphase PW40 (mold inhibitor) 0.1

[0115] water 24

[0116] The preparation steps are as follows:

[0117] 1. Premixing: Add 18 parts of water in the dispersion tank, then add the above dispersant, wetting agent, 0.3 parts by weight of defoamer, film-forming aid, propylene glycol antifreeze and cellulose thickener, fully After mixing evenly, a gel-like substance will be formed to facilitate the dispersion of...

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Abstract

The invention discloses an aqueous high weather-proof matt exterior wall emulsion paint and a preparation method thereof. The emulsion paint comprises the following components by weight: 30-40 parts of emulsion, 0.2-0.5 part of an organosilicone hydrophobic agent, 2-8 parts of diatomite, 4-7 parts of sericite powder, 20-25 parts of titanium dioxide, 6-14 parts of a calcium carbonate powder, 0.4-0.7 part of a dispersant, 0.1-0.3 part of a wetting agent, 0.3-0.6 part of a defoaming agent, 0.1-0.3 part of an antifreeze, 1.5-2 parts of a coalescing agent, 0.4-0.9 part of a thickening agent, 0.2-0.5 part of a leveling agent, 0.1-0.3 part of a preservative, 0.1-0.3 part of a mildew preventive and 20-30 parts of water. The preparation method provided by the present invention comprises steps of: pre-blending, grinding disperse, and addition of emulsion and auxiliary agent, etc. The aqueous high weather-proof matt exterior wall emulsion paint provided by the invention has advantages of soft texture, flattening and fine paint film surface, and soft matt effect.

Description

technical field [0001] The invention belongs to the field of coatings for exterior wall protection and decoration, in particular to a water-based high weather resistance matt exterior wall latex paint and a preparation method thereof. Background technique [0002] According to the statistics of relevant departments, the general water-based matt latex paint on the market mainly reduces the gloss by reducing the emulsion content and increasing the amount of powder with high oil absorption. Although the gloss is reduced, the weather resistance, water resistance, alkali resistance, Performance indicators such as washing resistance have also declined. [0003] Contents of the invention [0004] In order to solve the above technical problems, the present invention provides a water-based high weather resistance matt exterior wall latex paint and a preparation method thereof. [0005] A water-based high weather resistance matt exterior wall latex paint is characterized in that i...

Claims

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Application Information

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IPC IPC(8): C09D133/04C09D7/12C09D5/02
Inventor 赖敏志卢益明金辉
Owner ZHEJIANG ZHIQIANG PAINT
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