Preparation method and construction process for elastic waterproof roof paint
A waterproof coating and elastic technology, applied in anti-fouling/underwater coatings, anti-corrosion coatings, roofing, etc., can solve the problems of non-environmental protection of organic solvents, poor weather resistance, fear of scratches, etc., to achieve easy renovation, easy operation of production process, The effect of eliminating mechanical air bubbles
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[0034] A preparation method of an elastic roof waterproof coating, comprising (1) a preparation method of a primer; (2) a preparation method of a topcoat; the primer includes A component and B component, and the primer B component It is a commercially available water-based composite resin.
[0035] In embodiment 1-4, each raw material ratio is as follows in the primer A component preparation method following table (unit: Kg):
[0036]
[0037]
Embodiment 5
[0038] Embodiment 5: optimal embodiment in the preparation method of primer A component, the following components are calculated by weight ratio:
[0039] 1) Stir 20 parts of deionized water and 0.3 parts of hydroxyethyl cellulose at low speed for 10 minutes until completely dissolved;
[0040] 2) During the stirring process, add 30 parts of aliphatic amine curing agent, 0.5 part of propylene glycol, 0.3 part of wetting agent, 3 parts of dispersant, 45 parts of pigments and fillers, and disperse with high-speed stirring for 1 hour;
[0041] 3) Add 0.3 parts of defoamer, 3 parts of anti-flash rust agent, stir at medium speed for 20-30 minutes;
[0042] 4) Add 0.2 part of thickener, 0.3 part of leveling agent, 0.2 part of bactericide and stir at medium speed for 30 minutes;
[0043] 5) Stop stirring at a medium speed to disperse, and then obtain component A of the primer.
[0044] In the preparation method step (2) of the primer A component, the wetting agent is APEO-free and ...
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