Basic analysis of starch products for open cooker method (Processed starch for glass cloth production for PC board)

摘要

One method of preparing a sizing agent is Open Cooker Method, which cooks gelatinize with a lid-free container. In this study, we analyzed the elongation, film formation, ash etc. of four kinds of Japanese starch NBL-130, Starch G, NBL-505 and Starch 10, suitable for open cooker method, and compared with the imported starch product. From this study, there were no products with the same quality as NBL-130, Starch G, NBL-505, and Starch 10 among the inbred starch samples.