Extension:
Calligraphy and painting belong to a particularly delicate category of antiques. It is expensive because it is a pure work of art, and some celebrity calligraphy and painting are rare treasures. Because the materials of calligraphy and painting works are all fibrous paper and silk, acidic substances such as animal glue, starch and paste are added when making paper or mounting calligraphy and painting, calligraphy and painting works will become moldy, moth-eaten, faded, yellow, aged and brittle after being exposed to moisture, light and heat. It can be seen that mastering the maintenance of calligraphy and painting is very helpful for collecting calligraphy and painting.
When collecting calligraphy and painting, don't touch the works directly with your hands. Wear gloves to prevent the calligraphy and painting from being polluted by sweat and scratched by your nails. Avoid direct sunlight when appreciating calligraphy and painting. Calligraphy and painting should not be opened and closed too hard. If there are creases, you can spray some water on the back of the calligraphy and painting to make it wet, then stick it on the glass to dry or iron it with a low-temperature iron to eliminate the creases.
Pay attention to moisture-proof, light-proof and dust-proof when storing calligraphy and painting. The storage room should be kept at an appropriate temperature and humidity. The intensity of lighting should also be controlled. Calligraphy and painting treasures are best kept in boxes and in the shade. Don't see the light easily.
If calligraphy and painting are stained by dirt, ink, grease, etc. They should be cleaned. Under normal circumstances, as long as you gently wipe off the unclean things with a soft brush or brush. If the stain is serious, it can be partially wet washed. Wipe off stains with a cotton ball or brush dipped in some detergent, and blot the liquid with blotting paper at any time. Finally, dip the residual cleaning agent in clear water, and be careful when operating, so as not to damage the painting and calligraphy. [ 1]
In order to prevent the calligraphy and painting from mildew and moth-eaten, disinfection can be carried out. One way is to fumigate with germicidal insecticides, and the other way is to put mildew-proof and bactericidal paper in calligraphy and painting, which also has good results.
If there are holes, cracks or flaws in the picture of calligraphy and painting, they can be repaired. The method is to stick a patch paper with similar texture and color to the old calligraphy and painting at the place to be patched, and the interface should be even. After drying, it should be leveled repeatedly with pebbles to avoid showing repair marks. If the color of the restored paper is still in contrast with that of the original calligraphy and painting, it can be wetted with tea or pigment to achieve harmonious tone. Finally, use the same pen and ink and techniques to connect the missing pens in the picture.