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Technical principles of oxidation bleaching of hydrogen peroxide (H2O2)

According to different properties and action principals of pulp bleaching agents, the bleaching can be divided into two types: one is oxidation bleaching; the other is reduction bleaching. Oxidation bleaching agent can further remove the residue of lignin and other impurities as well as colored substances, which can not only improve the whiteness and purity …

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paper making processes

How is paper made

Paper is the flake fiber product used for writing, printing, painting or packaging, which is a powerful tool or material in the fields of idea exchange, culture diffusion, science & technology development and production. Generally by the pulping processing, the vegetable fiber in aqueous suspension is interwoven and evenly distributed on the net. And then …

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wood pulp lignin for papermaking

What is wood pulp

Wood pulp is a type of material that is created by processing woods, and serves as the basis for the creation of a wide range of paper-based products. Several different processes are utilized to reduce the wood into a form that is ideal for manufacturing different types of paper goods, including paper used in printing …

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paper making

How to Make Paper

Paper is one of the most common tools in our daily life. The invention of paper makes it easier for us to write, draw, and read. Paper also plays an essential role in industrial and agricultural production. We can’t imagine our life without paper. Paper is a powerful tool for cultural communication, scientific development and …

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