Recycled paper is a kind of paper made from waste paper, which is smashed, decolored, and pulped through a variety of processes. 80% of its raw materials come from recycled waste paper, so it is known as low energy consumption, light pollution, and environmental protection paper. There are many kinds of urban waste paper. Different types of waste paper are used as raw materials to make different recycled copy paper and recycled packaging paper. Generally, it can be divided into two categories: one is low-grade paper such as wallpaper and toilet paper; the other is paper for books, newspapers, and magazines, copy paper, printing paper, postcards, and exercise books.
At present, many countries have produced and used these two kinds of paper. Among them, the raw materials for the production of recycled copy paper are office paper, offset book and binding paper, and other kinds of urban waste paper, which are relatively good in the original paper. The production process has to go through screening, dust removal, filtration, purification, and other processes, and the content of technology and technology is very high. With the enhancement of people's awareness of environmental protection, recycled paper products are more and more recognized and welcomed by people.
classification
1. Cardboard and cartons;
2. Packaging paper bag;
3. Sanitary and other household paper;
4. Newsprint;
5. Office culture paper.
The first four kinds of paper have been widely used in China, and the fifth kind of recycled paper for office culture is still in its infancy.