Air-dry room temperature curing water-based epoxy waterproof paint and preparation method and application thereof

A room temperature curing, waterproof coating technology, applied in the coating field, can solve the problems of low strength, complex process, unsatisfactory performance, etc., to achieve the effect of reducing VOC, excellent surface water resistance, and conducive to the formation of dense coating film and curing molding
CN108250899AActive Publication Date: 2018-07-06GUANGZHOU CHEM GROUTING CO LTD CAS

Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
GUANGZHOU CHEM GROUTING CO LTD CAS
Publication Date
2018-07-06

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Abstract

The invention belongs to the technical field of paint, and discloses an air-dry room temperature curing water-based epoxy waterproof paint and a preparation method and application thereof. The preparation method of the waterproof paint comprises the steps of: premixing an epoxy resin system, a compound amine curing agent and an organometallic carboxylate drier, adding aqueous-phase slurry, performing even stirring, and carrying out curing at room temperature to obtain the waterproof paint; the compound amine curing agent comprises bi-active polyamide, a reactive diluent, a polyamine-epoxy adduct, polyamine, phenolic amine and an assistant. The waterproof paint has excellent waterproof performance, and can be used as anticorrosive paint, interface treatment agents, pore-sealing agents, grouting materials and porous moulds with pore-sealed surfaces.
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Description

technical field

[0001] The invention belongs to the technical field of coatings, and more specifically relates to an air-drying room-temperature-curing water-based epoxy waterproof coating and a preparation method and application thereof. Background technique

[0002] Waterborne epoxy coatings have excellent physical and chemical properties such as good adhesion, excellent chemical and solvent resistance, high hardness, good wear resistance, thermal stability and strong corrosion resistance, and are widely used by people. s concern. Epoxy coatings are divided into solvent-based epoxy coatings, high-solids (less solvent) coatings, liquid solvent-free epoxy coatings, powder-based epoxy coatings, and underwater epoxy or epoxy-modified coatings.

[0003] Traditional epoxy resin coatings are generally solvent-based, causing serious pollution and serious damage to people's health. Water-based epoxy coatings have low VOC content, low odor, and are safe to use, meeting the social ...

Claims

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