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    Home > Coatings News > Paints and Coatings Market > Coating knowledge: the cause of mould formation in waterborne coatings and its removal

    Coating knowledge: the cause of mould formation in waterborne coatings and its removal

    • Last Update: 2020-04-03
    • Source: Internet
    • Author: User
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    Core tip: the black, gray or brown mould areas appear on the surface of the coating film of the water-based coating, which are bothered to watch I don't know why it will grow mould well In fact, many reasons will cause it to grow mould, such as putting it in a place with poor humidity and ventilation, little sunshine or no sunshine; the original mould on the base layer is not cleaned before coating; If the primer is not applied, and the anti mildew ability of the emulsion paint is insufficient or the anti mildew effect is poor, it will cause mildew Then how to solve it? The specific methods are as follows: 1 In the humid environment, it is best to apply mildew proof emulsion paint 2 For the surface of the film that has been moulded, it can be washed with bleaching powder or mould proof water 3 The suggestion of serious mildew growth will lead to mildew 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 Home of paint news: the water-based paint in the film surface appears black, gray or brown mold area, looking upset, do not know why it grows mold well? In fact, many reasons will cause it to grow mold, such as placed in a place with poor humidity and ventilation, little sunshine or no sunshine; before coating, the original mold on the base was not cleaned up; If the primer is not applied, and the anti mildew ability of the emulsion paint is insufficient or the anti mildew effect is poor, it will cause mildew Then how to solve it? The specific methods are as follows: 1 In the humid environment, it is best to apply mildew proof emulsion paint 2 For the surface of the film that has been moulded, it can be washed with bleaching powder or mould proof water 3 In case of serious mildew, it is recommended to thoroughly remove the mildew and then apply 1-2 times of coating with 7% - 10% trisodium phosphate aqueous solution 4 The bottom coating has certain hydrophobicity and sealing effect, which can reduce mould growth 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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