纵观世界,废纸的再生利用虽然主要用于生产再生纸的纸浆原料,但各国都在为了更有效地利用废纸,极力探索研究废纸利用的新途径(如生产包装及建筑材料、改善农牧业生产、生产甲烷、制造铅笔杆等),并取得了很大的进展。废纸再生在包装领域的应用主要体现在以下几个方面:1.纸浆模塑 Throughout the world, although the recycling of waste paper is mainly used for the production of pulp raw materials for recycled paper, various countries are striving to explore new ways of using waste paper (such as production packaging and building materials) to improve the efficient use of waste paper. Agricultural and animal husbandry produce, produce methane, make pencil rods, etc.) and have made great progress. The application of waste paper recycling in the packaging field is mainly reflected in the following aspects: 1. Pulp molding