[Reveal] characteristics of paper defoamer
Paper is more common in daily life is a kind of goods, small to read, read the newspaper, large to agriculture, industry and military production, are inseparable from the paper. There are many links in the paper making process, and a little carelessness in each link will lead to the emergence of foaming problems. Foam is constantly produced, will not only affect the efficiency of papermaking, to a certain extent, will also affect the quality of paper. Therefore, in the process of papermaking manufacturers will also be used to paper defoamer to defoam, foam inhibition treatment. In the papermaking process will be added to many chemical additives, part of the surface activity of chemical additives is very strong, in the mixing, rinsing process will act as a foaming material to produce a large number of bubbles. In addition, fibres, fatty acids and other substances attached to the foam surface also increase the stability of the foam. In the process of pap...