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Brief introduction of the manufacturing process of coating resin
Time of Update: 2021-10-27
Global Coatings Network News: The resin manufacturing process is mainly divided into high temperature (above 180 ℃) and low temperature processes.
Computers are now widely used to control large-scale resin and coating equipment.
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Application mechanism of water-based alkyd resin coating
Time of Update: 2021-10-27
Water-diluted alkyd resin is a resin with a higher acid value that is neutralized with a weak base (ammonia or amine) to form a salt-containing resin, added with an organic solvent such as alcohol ether, and then dispersed in water.
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What is iron oxide and its application in coatings
Time of Update: 2021-10-27
Nano iron oxide is also used as a raw material for anti-rust coatings.
Iron oxide red has good heat resistance and is also suitable for coloring powder coatings .
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The use method and advantages of ceramic high temperature heat insulation coating
Time of Update: 2021-10-27
Global Coatings Network News: The method of using ceramic heat-resistant thermal insulation coatings is as follows: High-temperature thermal insulation coatings are inorganic coatings, which have requirements for the quality of thermal insulation paper for the base building.
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Application of glycol ether and ether ester solvents in coating industry
Time of Update: 2021-10-26
Global Coatings Network News: Global Coatings Network News: Glycol ether and its ether ester are a kind of alcohol ether and ether ester solvents commonly used in the coating industry in my country.
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Treatment method of paint components in paint production
Time of Update: 2021-10-26
In decorative coatings or architectural coatings, emulsified paint can be used to simplify, at this time the base material is suspended in the water medium in the form of high molecular weight polymer particles.
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Ways to reduce the surface tension of coatings
Time of Update: 2021-10-26
Global Coatings Network News: Global Coatings Network News:Traditional coatings that contain a lot of solvents have relatively low surface tension values.
On the premise of balancing various factors, a solvent with a low surface tension value should be selected as far as possible.
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Analysis of Several Common Defects in Coating Additives
Time of Update: 2021-10-26
The main defects worth noting include: precipitation and skinning in the tank; aeration and bubbles during application; shrinkage, sagging and wrinkles of the paint film; blooming and floating color.
"Sagging" is due to uneven coating caused by excessive flow of paint on the vertical surface.
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Coating technology: dispersion of pigments for coatings
Time of Update: 2021-10-26
Global Coatings Network News: Global Coatings Network News: The purpose of pigment dispersion for coatings is to wet the primary pigment particles and separate them from aggregates and agglomerates during the dispersion process, and then stabilize them in a suitable paint, that is, in a resin or dispersant solution .
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Introduction to the classification of organic solvent products for coatings
Time of Update: 2021-10-26
According to the classification of hydrogen bond strength, it can be divided into weak hydrogen bond solvent, medium hydrogen bond solvent and strong hydrogen bond solvent.
According to toxicity classification, it can be divided into weakly toxic solvents, medium toxic solvents and strong toxic solvents.
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Introduction of three coating products using acrylic resin raw materials
Time of Update: 2021-10-26
Some solid acrylic resins can be used to produce water-based paints, UV-curable coatings and high-solid coatings, which are in line with the development direction of the coating industry.
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Definition of pigments for coatings
Time of Update: 2021-10-26
" Extender pigments usually do not affect the color or opacity of the paint film, but play an important role in the performance of the paint film, such as reinforcement, gloss (usually reducing the gloss of the paint film), hardness, etc.
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Preparation method and application performance of water-resistant coating
Time of Update: 2021-10-26
Global Coatings Network News: Global Coatings Network News: Water-resistant paint, painted on the surface of the building, through the volatilization of solvent or water or the chemical reaction of
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Construction performance and application of polymer SBS modified bitumen waterproof coating
Time of Update: 2021-10-26
Global Coatings Network News: Global Coatings Network News: Polymer SBS modified bitumen waterproof coating is a kind of thick water-based waterproof coating.
(Construction of roof waterproof coating) The polymer SBS modified bitumen waterproof coating has been developed and applied in Italy, France, the Netherlands and other countries in the early 1960s, and has been rapidly developed in Europe.
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Principles of Additive Additives that Paint Formulators Need to Know
Time of Update: 2021-10-26
Coating additives are only put back into the paint formula when they are the latest basic components.
In addition, foaming and biological protection are two aspects that careless paint formulators tend to overlook.
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What is paint and the classification of various forms of paint
Time of Update: 2021-10-25
Architectural coatings can be divided into powder coatings, liquid coatings, solvent-based coatings, water-soluble coatings, and water-emulsion coatings according to the form of coatings.
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What are the water-based coatings and the composition of the water-based coating formulation
Time of Update: 2021-10-25
Global Coatings Network News: Global Coatings Network News: Any paint that uses water as a solvent or as a dispersion medium can be called a water-based paint. Water-based paint includes three type
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How to improve the heat resistance and chemical resistance of UV curable coatings
Time of Update: 2021-10-25
For example, Dow Chemical’s DERAKANE470-300 resin is a phenolic epoxy-type vinyl ester resin with a heat distortion temperature of 150°C and increased chemical resistance.
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What is carbon black and its classification and industrial characteristics
Time of Update: 2021-10-25
The furnace black production process can be used to obtain carbon black in almost all particle size ranges.
The density of rubber carbon black measured by this method is generally 1.
Carbon black with small particle size and high structure has a low pouring density.
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The relationship between pigments for coatings-base materials-solvents
Time of Update: 2021-10-25
Paint formula paint formula paint formulapaint formula If the properties of a paint are plotted as a function of PVC, it will show a special pattern, although the exact value at a certain PVC value depends to a large extent on the specific components used, typical mechanical and optical A typical example of the shielding performance as a function of PVC can be seen in the references.
