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water-based resin | water-based industrial coating (a) water paint common problems Water based paint common problem: bubble - big bubble Large bubbles are large, visible bubbles that are visible to the naked eye. Bulk bubbles generally occur during the production or application of water-based paints. Possible solutions: 1. Use appropriate defoaming agents In the process of producing water-based pa...
water-based resin | water-based industrial coating (a) water paint common problems Water - based paint common problems: bubble - microbubble Microbubbles are tiny bubbles. If there are microbubbles in the varnish layer, this will reduce the "warmness" of the wood.Each microbubble appears to be a small curved lens that reflects and refracts light, summing up, resulting in a yellow and red color red...
Asked by water-based paint experts: water-based paints appear flocculated in the production process Problem: Our company produced a batch of waterborne paint last week. The formula remains unchanged. After the completion of production, the coating appears a mass flocculent,it is difficult to remove the filtration, the quality of waterborne coating is reduced. What is the cause? What method c...
Common problems with water-based paint: the coating contains bubbles and degassing Phenomenon: During the production of waterborne coating, it is found that the coating contains bubbles after thickening.The bubble volume is big bubble, the volume is small bubble, This kind of phenomenon often happens in paint of equal thickness thick pulp of elastic drawing. Bubble may cause pinhole or prickly hea...
Common problems of water based paint: causes of shrinkage and solutions Shrinkage, known as cratering, is a common problem with water-based paints。The main cause of shrinkage cavity is impurities in water-based paint. In particular, there is oil in the area where the shrinkage cavity occurs, making the area unable to be wetted.In practical operation, the main causes of shrinkage cavity are as foll...
Waterborne two-component paint seeds and loss of light - ask water-based paint experts Question: Hello! I have two problems with the double-surface water-based topcoat. One is that when the film is thick, it is easy to produce rash [related to defoaming agent or related to water and curing agent to produce CO2?]. One is a double component. After mixing for 2 hours, it will lose light. What is the ...
Character Mineral oil Primer Matte Strong defoaming ability higher price Different product performance differences Large adjustment space Improper selection can cause film defects Influence gloss, flow equality Non-silicone non-oil Various types of coatings, especially in high gloss finishes There are many defoamers on the market, and the choices are very cautious and can be noted in several ways:...
Formulation design system for water based coatings - wetting leveling agent The wetting leveling agent can effectively reduce the surface tension of the system and significantly improve the construction effect of the waterborne wood lacquer.After the addition of the wetting leveling agent, the wetting property and permeability of the paint increase, the leveling property of the paint liquid is imp...
Feature Traditional surfactants (mainly anionic or nonionic) Putty and low-grade system Efficient Reduce static surface tension Good effect on contaminated substrates Easy to cause surface problems Not easy to control High price PSAMS Wide adaptability Common application Minimize possible defects Minimize possible defects Low water sensitivity Low foaming Good dynamic effect expensive visit us sin...
The types and functions of surface control agents include: 1.Improve flow and leveling 2.Reduce friction coefficient and increase slip 3.Enhanced scratch resistance 4.Anti-blocking 5.Enhance the arrangement of matte powder, etc. 6.Special feel, such as softness, etc. 7.Others such as improving the water resistance and stain resistance of the coating film On the one hand, they balance the surface t...
Plastics are classified into two types: thermosetting and thermoplastic.Among them, thermosetting plastics have high cross-linking density, good solvent resistance and heat resistance, relatively high surface polarity, and wide range of coatings available.For example, unsaturated polyester is called polyester fiberglass. The texture is hard and polar, and there are many coatings that can be used. ...
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