kaolin in the paper industry is widely used. There are two main areas, one is the use of fillers in the paper (or copy paper) process, and the other is the use of pigment in the process of surface coating. For the general culture of paper, the amount of filler material accounted for 10-20%. For coated paper and paperboard (including light weight coated paper, coated paper and coated paperboard), in addition to the need to fill, also need to paint, fill, pigments used kaolin accounted for paper 20-35%. Kaolin used in paper making, and can give the paper a good coverage properties and good gloss coated performance; the paper can also increase the whiteness, opacity, smooth degree and printing of adaptive and greatly improve the paper quality.

National Defense Industry
Petrochemical Industry

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