Antiskid powder coating material, preparation method and spraying process thereof

A powder coating, anti-skid technology, applied in powder coatings, epoxy resin coatings, polyurea/polyurethane coatings, etc., can solve the problems of coating anti-skid performance failure, reduce friction coefficient and other problems, achieve excellent anti-skid performance, increase roughness, The effect of excellent anti-corrosion properties

Active Publication Date: 2021-04-27
WESDON RIVER POWDER PAINT SCI RES CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] However, the above-mentioned anti-slip principle has certain shortcomings in a humid environment. For example, a large amount of water will significantly reduce the friction coefficient, thereby invalidating the anti-slip performance of the coating.

Method used

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  • Antiskid powder coating material, preparation method and spraying process thereof
  • Antiskid powder coating material, preparation method and spraying process thereof

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Experimental program
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preparation example Construction

[0038] Such as figure 1 Shown, be the preparation process route of anti-skid powder coating of the present invention; Among the present invention, the preparation method of anti-skid powder coating comprises the steps:

[0039] (1) Weigh the base powder according to the formula percentage to take the raw materials; wait until the temperature of the twin-screw extruder reaches the preset first temperature value, carry out melt extrusion, cooling and pressing, coarse crushing, ACM milling, and classification to obtain an average particle size of 25 - 45μm primer powder;

[0040] (2) Weigh the flour according to the formula percentage and take the raw materials, wait for the single-screw extruder to heat up to the preset second temperature value, perform melt extrusion, cooling and pressing, and water-cooled coarse crushing; perform ACM at the preset third temperature value Grinding and classifying to obtain flour powder with an average particle size of 15-20 μm.

[0041] As a ...

specific Embodiment 1

[0048] In the present embodiment, prepare the sample powder of two kinds of antiskid powder coatings, wherein:

[0049] Sample powder 1: The base powder is composed of the following raw materials by weight percentage:

[0050] Epoxy resin: 55%

[0051] Curing agent: 5%

[0052] Modified TPU resin: 15%

[0053] Sanding agent: 0.7%

[0054] Benzoin: 0.2%

[0055] Pigment: 10%

[0056] Filler 14.1%;

[0057] Flour is composed of the following raw materials by weight percentage:

[0058] TPU resin: 75%;

[0059] Nano silica: 0.75%;

[0060] Water: 3.0%;

[0061] Pigment: 12%;

[0062] Filler: 9.25%.

[0063] Sample powder 2: The base powder is composed of the following raw materials by weight percentage:

[0064] Epoxy resin: 55%

[0065] Curing agent: 5%

[0066] Modified TPU resin: 15%

[0067] Sanding agent: 0.7%

[0068] Benzoin: 0.2%

[0069] Pigment: 10%

[0070] Filler 29.1%;

[0071] Flour is composed of the following raw materials by weight percentage:

...

specific Embodiment 2

[0094] In the present embodiment, prepare a kind of sample powder of antiskid powder coating,

[0095] Sample powder 3: The base powder is composed of the following raw materials by weight percentage:

[0096] Epoxy resin: 55%

[0097] Curing agent: 5%

[0098] Modified TPU resin: 15%

[0099] Sanding agent: 0.7%

[0100] Benzoin: 0.2%

[0101] Pigment: 10%

[0102] Filler: 14.1%;

[0103] Flour is composed of the following raw materials by weight percentage:

[0104] TPU resin: 75%;

[0105] Nano silica: 0.75%;

[0106] Pigment: 12%;

[0107] Filler: 12.25%.

[0108] In the present embodiment, the preparation process of antiskid powder coating is as follows:

[0109] 1) The base powder of sample powder 3 was weighed according to the formula percentage, and the raw materials were weighed. After the temperature of the twin-screw extruder was raised to 108°C, melt extrusion, cooling and pressing, coarse crushing, ACM grinding and classification were carried out to obt...

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Abstract

The invention relates to the field of preparation and spraying of high polymer materials, and particularly discloses an anti-skid powder coating material, which comprises bottom powder and surface powder, wherein the bottom powder is prepared from the following raw materials in percentage by weight: 50.0-65.0% of an epoxy resin, 2.5%-17.0% of a curing agent, 10.0%-20.0% of modified TPU resin, 0.5%-1.0% of a sand streak agent, 0.1-0.3% of benzoin, 3.0-25.0% of a pigment, and 0-27.0% of a filler, and the surface powder is composed of the following raw materials in percentage by weight: 60-90% of a TPU resin, 0.5%-1.0% of nano silicon dioxide, 1.0-5.0% of water, 3.0-25.0% of a pigment, and 0-26.0% of a filler. The invention further provides a preparation method and a spraying process of the antiskid powder coating material. The antiskid powder coating material can be applied to various environments such as dry and wet environments, and is good in anti-skid effect and high in practicability.

Description

technical field [0001] The invention relates to the fields of preparation and spraying of polymer materials, in particular to an anti-slip powder coating, a preparation method and a spraying process thereof. Background technique [0002] In our daily life and industrial production, in a humid environment, the friction coefficient of the surface of the object will decrease, and people or objects are prone to slip, such as the floor and wall of the bathroom are easy to fall and endanger people's health, and when the price is placed around the sink , Objects are easy to slip and cause property loss, and the floor of a public toilet is slippery, which is easy to fall and endanger people's health. [0003] Currently on the market, there are ways to improve the anti-skid performance of the coating, such as a kind of anti-skid powder coating and its online coating method described in patent CN110982376A, which improves the anti-skid ability of the coating by increasing the surface ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D163/00C09D175/04C09D5/03C09D7/61B05D3/02B05D5/10B05D7/14
CPCC09D163/00C09D175/04C09D5/032C09D5/033B05D7/14B05D3/0272B05D5/10B05D2401/32B05D2504/00B05D2503/00B05D2301/00C08K2201/011C08L75/04C08K3/36C09D7/61
Inventor 魏育福吴严明黄焯轩朱新平
Owner WESDON RIVER POWDER PAINT SCI RES CO LTD
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