In 2023, the cumulative import volume of carbon black in China was 274040.42 tons, which was 163.72% higher than the same period last year. The cumulative import amount was 510.4610 million US...
1.1. Development of International Polyvinyl Alcohol The global production of polyvinyl alcohol (PVA) is mainly concentrated in a few countries and regions such as China, Japan, and the United States,...
1、 Overview Polyvinyl alcohol is a water-soluble polymer material with the general formula n, and its main classification indicators are degree of polymerization and degree of alcoholysis. It is...
Chromium oxide green is a pigment widely used in ceramics, glass, ceramic tiles, and other materials. It is also an important additive used in the production of refractory materials. In the...
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