From the current collection market, glass painting is not uncommon, especially in the late Qing Dynasty, when a large number of cheap glass paintings have appeared, which undoubtedly makes the ordinary collectors distinguish fine with ordinary goods in time, to produce a certain amount of confused. In fact, in addition to look at the process of painting outside, outside the framework of glass painting is an important criterion to determine the price, whether it is the Qing court collection, or collection of glass painting overseas aristocracy, will basically equipped with noble frame, which undoubtedly greatly enhance the value of glass painting, you can also become a major shortcut collections investment.
If a painting of maintenance the right way, can be hundreds of pictures does not change color, on the contrary, it is the color layer cracking may occur, loss and discoloration. In the end how to protect the canvas does not suffer damage it? First, the back of the canvas can be coated with two layers of thin pre-dissolved natural beeswax in turpentine, so completely immersed prevent moist air and cause injury; secondly, painting the most taboo term direct sunlight, because UV damage of color very large, this will make it fade and change color; third, storage room ventilation painting must be better, pay attention to prevent damage caused by dust and mildew on the canvas, the room needs to maintain a certain range of temperature and humidity; Finally, avoid painting the two images on stickers, once temperatures are likely to make the picture stick together causing damage paint off the screen.
(by leroy neiman)
Long-lasting because of the time off the dust screen, available brush gently brush off, can also be used dry and wet mop soft material. Oil paint is water-insoluble, but long-lasting moisture will change, wipes graze to grasp the sense of proportion. If the painting above a smoke, you can use a small amount of light that's to say soap water and gently try to scrub clean water, then Minjienahai sponge sucking up the water on the screen, shouting electric fan blowing light painting appearance. The long years of painting, can be used for painting Varnish professional tone, before stencilled on the varnish, use a clean cloth to wipe the screen clean.