In traditional papermaking, transparent paper should be made thin. Nowadays, some high technologies have improved papermaking, not to mention that this kind of paper has been used for a long time in ancient China.
Copy paper is a kind of high-grade paper used in cultural industry, and its production is quite difficult. Its technical characteristics are mainly: high physical strength, excellent uniformity and transparency, good surface performance, fineness, smoothness, no bubbles and good printability.
To learn calligraphy, this transparent paper is actually used for copying. Copying on transparent paper not only achieves the purpose of practice, but also does not destroy the original post. As long as there is transparent paper, you can practice it again and again. Regular practice like this is very good for understanding the structure of words and writing memory.
Extended data:
Because of its special nature and thinness, ink does not spread, so when sealed, copy paper is often used to write Yin Gao. In addition, it has many uses:
1, fruit packaging, is an important paper in northern fruit packaging materials. It was originally mainly used to package Sydney, so it was named Sydney paper.
2. Clothing, footwear, leather goods and hardware packaging: In the southern market of China, copy paper is mainly used for packaging clothing, footwear, leather goods and other products.
3, porcelain, wine, handicrafts packaging: moisture-proof, breathable, protective, stereotypes.
4, used for printing, copy paper has a good printing effect, can print monochrome, two-color, four-color, corporate Logo, trademarks, can be dyed into red, blue, gold, silver and other colors.
Baidu encyclopedia-copy paper