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    Home > Coatings News > Paints and Coatings Market > Coating technology: common problems and prevention of coating - color penetration

    Coating technology: common problems and prevention of coating - color penetration

    • Last Update: 2020-04-03
    • Source: Internet
    • Author: User
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    Core tip: when coating one kind of coating with another color, the primer color appears on the surface of the surface coating, which also becomes color mixing phenomenon Causes of color penetration in coating: the primer is eager to apply the top coating before it is dry, or the top coating contains solvent with strong solubility; the bottom coating is deeper than the top coating; the bottom coating contains organic pigment, or the solvent soluble pigment infiltrates the top coating Control methods: 1 After the primer is completely dry, the surface coating shall be applied The coating with fast volatilization shall be selected, and the poor solubility of the primer film shall be matched with the top coating Shenyang steel structure fireproof coating construction expert punde Building Fire Engineering Co., Ltd Recommended introduction: since its establishment, Shenyang punde Construction Fire Engineering Co., Ltd has cultivated a group of professional construction teams with excellent equipment, rich experience and serious responsibility with advanced and scientific management methods and strict engineering quality assurance and after-sales service system It has undertaken a number of fire system installation projects, which has been praised by customers Every idea and special requirement of you will be fully considered by us and fully realized in the construction technology, which will become the cornerstone of our successful long-term development We are looking forward to your invitation, to provide you with quality services and high-quality technical support! All construction coatings have passed ISO9001 Paint Home News: in one coating on the coating of another color, the primer color appears on the surface of the coating, which is also a mixed color phenomenon Causes of color penetration in coating: the primer is eager to apply the top coating before it is dry, or the top coating contains solvent with strong solubility; the bottom coating is deeper than the top coating; the bottom coating contains organic pigment, or the solvent soluble pigment infiltrates the top coating Prevention and control methods: 1 After the bottom coating is completely dry, the surface coating shall be painted, and the solvent with fast volatilization and poor solubility of the bottom coating film shall be selected to match the top coating 2 The color of the bottom layer, surface layer and middle layer coating shall be within the allowable matching range, and the difference between taboos is too large 3 On the coating containing organic pigment, it is not suitable to apply the coating with different pigments Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,
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