Waterborne two-component setting water for solid wood and preparation method of setting water

A water-based two-component, setting water technology, applied in polyurea/polyurethane coatings, coatings, etc., can solve the problems of excessive VOC content of toxic and harmful substances, wood expansion, bending, large deformation, poor sealing effect, etc., to achieve VOC Effect of less emission, prevention of cracking, and avoidance of paint film depression

Inactive Publication Date: 2016-10-12
苏州凯康化工科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although traditional coatings still occupy a relatively large market share, water-based paints and water-based styling water are green industries and the future development direction of paints. Most of the existing wood processing technologies use solvent-based base depot. The main problem is one One is that the content of toxic and harmful substances VOC exceeds the standard, and the other is that the sealing effect is poor
At present, the water-based styling water developed by many experts and scholars also has the problem of poor sealing effect. The effect is not obvious after painting, and the wood swells, bends, and deforms still relatively large.

Method used

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  • Waterborne two-component setting water for solid wood and preparation method of setting water
  • Waterborne two-component setting water for solid wood and preparation method of setting water
  • Waterborne two-component setting water for solid wood and preparation method of setting water

Examples

Experimental program
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Effect test

Embodiment 1

[0032] According to the weight ratio, mix 55 parts of hydroxyl acrylic resin, 25 parts of water, 0.7 parts of Hemings Disponer W-920, 0.3 parts of Hemings SLIS-AYD FS444, 1 part of BYK-093, and 18 parts of penetrant, and then mix according to the mixture Mix with water-based isocyanate at a weight ratio of 5:1 to obtain water-based two-component solid wood styling water.

Embodiment 2

[0034] According to the weight ratio, mix 60 parts of hydroxyl acrylic resin, 30 parts of water, 1.5 parts of Hemings Disponer W-920, 1.5 parts of Hemings SLIS-AYD FS444, 1.5 parts of BYK-093, and 20 parts of penetrant, and then mix according to the mixture and The weight ratio of water-based isocyanate is 5:1, and the water-based two-component solid wood styling water can be obtained.

Embodiment 3

[0036] Mix 40 parts of hydroxyl acrylic resin, 15 parts of water, 0.8 parts of Hemings Disponer W-9200, 0.8 parts of BYK-342, 22 parts of defoamer BYK-02, and 15 parts of penetrant according to the weight ratio, and then mix the mixture with water-based isocyanate The weight ratio is 5:1 to get water-based two-component solid wood styling water.

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Abstract

The invention provides waterborne two-component setting water for solid wood, prepared from the following components in parts by volume: 40-60 parts of hydroxy acrylic resin, 20-30 parts of water, 0.5-1.5 parts of wetting agent, 0.5-1.5 parts of levelling agent, 0.5-1.5 parts of defoaming agent, 10-20 parts of penetrant and 10-30 parts of waterborne isocyanate. The waterborne two-component setting water for solid wood provided by the invention is an environment-friendly product, has good sealing effect, can reduce change of water ratio of solid wood furniture, floor board and other materials caused by change of air humidity in environment, effectively prevents cracking, deformation, yellow stain and other problems of wood planks, and avoids defects such as paint film pit, web swelling and bubbling.

Description

technical field [0001] The invention belongs to the technical field of solid wood processing, and in particular relates to a water-based two-component solid wood styling water and a preparation method thereof. Background technique [0002] At present, many furniture will encounter the problem of difficult shaping when producing wooden curved parts. As the wood is bent, its internal stress will continue to increase. If the internal stress cannot be effectively eliminated, the wood will rebound when it absorbs moisture. In the field of shaping of wooden curved parts, many experts and scholars have been continuously studying. [0003] For example, before processing: untreated wood panels (especially large panels) are prone to twisting, arching, etc. due to changes in moisture content. A good piece of wood is like this "waste". up". When processing: use wood with a moisture content stable at about 8 to 10 degrees to make wooden furniture, and the later furniture should not be ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D175/04C08G18/62
CPCC09D175/04C08G18/6229C08G2150/50
Inventor 费元明
Owner 苏州凯康化工科技有限公司
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