초록

The present invention relates to a synthetic antique-effect wall stucco for interiors and exteriors, with a smooth matt or translucent appearance, and its preparation process.

대표청구항 ▼

What is claimed is: 1. A synthetic stucco composition with a smooth matt or translucent appearance and an antique effect, comprising calcium carbonate with a particle size not exceeding 10 μm, coated with a film of sodium stearate, and an acrylic resin in agueous dispersion. 2. The compositi

What is claimed is: 1. A synthetic stucco composition with a smooth matt or translucent appearance and an antique effect, comprising calcium carbonate with a particle size not exceeding 10 μm, coated with a film of sodium stearate, and an acrylic resin in agueous dispersion. 2. The composition as claimed in claim 1, wherein the acrylic resin comprises polymers of ethyl acrylate, butyl acrylate, acrylic and methacrylic acid and their esters. 3. The composition as claimed in claim 1, further comprising binders, pigments, dispersing, coalescing, anti-foaming and wetting agents, plasticisers, solvents and preservatives. 4. The composition as claimed in claim 1, wherein the coated calcium carbonate is present in a percent ranging from 50 to 70% by weight, and the acrylic resin in aqueous dispersion is present in a percentage between 15 and 25% by weight of said composition. 5. The composition as claimed in claim 1, wherein the coated calcium carbonate is present in percentages ranging from 60 to 65% by weight. 6. The composition as claimed in claim 1, comprising by weight of said composition: Water 11.0-14.0% Ethyl hydroxyethyl cellulose binder 0.28-0.40% in the range Linear chain sodium polyphosphate 0.004-0.006% dispersing agent 10-35% ammonia aqueous solution 0.01-0.05% Acrylic resin aqueous dispersion 18-23% Butyl glycol 0.25-0.40% Ethylene glycol 0.30-0.50% Anti-foaming agents based on oxo-alcohols and 0.15-0.25% their derivatives Wetting agent based on an aqueous solution of 0.200-0.35% polyoxyethylenated and non-polyoxyethylenated surfactants Modified long chain paraffin compound 0.20-0.35% Calcium carbonate coated with sodium stearate 60.0-65.0% Preservative agent 0.100-0.200% White spirit 0.15-0.25% Pigments 2.8-3.5%. 7. The composition as claimed in claim 6, wherein the pigments are titanium dioxide or metal oxides. 8. A synthetic stucco composition, comprising calcium carbonate with a particle size not exceeding 10 μm, coated with a film of sodium state, and an acrylic resin in dispersion, and wherein the composition comprises by weight, coated calcium carbonate present in percentages ranging from 60-65% by weight, and acrylic resin in an aqueous dispersion ranging from 18-23% by weight of said composition.