Waterproof canvas

Abstract

The invention discloses a waterproof canvas which comprises a fireproof fabric material, wherein the fireproof fabric material is coated with a fireproof primer layer, the fireproof primer layer is coated with a fireproof coating, and the fireproof coating is coated with a waterproof layer. The waterproof effect of a canvas is enhanced by adding a waterproof layer. The fireproof fabric material is a polyester fabric and contains a flameproofing agent of aluminium triphosphate, and the fireproof primer is composed of the following components in parts by weight: 25-30 parts of kaolin, 25-40 parts of ammonium polyphosphate (APP), 10-20 parts of melamine, 5-15 parts of dipentaerythritol DPER, 0.5-2 parts of wetting agent, 0.5-2 parts of defoaming agent, 5-25 parts of acrylic latex, 45-55 parts of ethylene vinyl acetate copolymer emulsion, 15-25 parts of 70% titanium dioxide slurry, 0.5-2 parts of brightening agent, 100-110 parts of water, 4-6 parts of thickening agent and 1-2 parts of corrosion remover. The waterproof canvas dislcosed by the invention has excellent gloss finish and flatness, coating fastness, weather fastness, waterproofness, fine grain line and inkjet resolution, and good fire resistance.

Description

technical field [0001] The invention relates to oil painting cloth, in particular to a waterproof oil painting cloth. Background technique [0002] The art of oil painting originated from the West and has not yet been popularized in our country. In the past, the production and application of oil canvas in my country was almost blank. With the deepening of my country's reform and opening up, people's living standards have improved significantly. After the material life is satisfied, there is also a higher level of pursuit of spiritual life. Therefore, the demand for oil paintings is also increasing day by day, and the subsequent production of oil canvases has become a new economic growth point. [0003] Oil painting cloth is a kind of cloth used to draw oil paintings by coating a specific cloth base material with a coating primer that is infiltrated by refractory oil, solvent, water, etc. The coated cloth used for indoor and outdoor advertisements, light boxes, etc. after ...

AI Technical Summary

Problems solved by technology

In order to meet the needs of the European and American markets, a batch of so-called oil canvases that can achieve fire resistance performance began to appear on the market, but there are generally some problems: (1) The fire resistance performance is not up to the standard; (2) The primer caused by adding too much inorganic refractory powder The bonding fastness to the cloth base is poor, the primer absorbs oil, leaks oil, and penetrates oil, the coating peels and powders, and the printing resolution of the coating is not up to standard; Waterproof effect and other issues