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Positive photoresists have a wide range of applications, and o-quinone azide photoresists are their representative products.
Positive photoresist, also known as positive photoresist, refers to a photoresist in which the unexposed portion of the coating can be retained to form an image after exposure and development in the p…

The market demand for whiteboard paper continues to grow and the future development will be stable and positive
White board paper is a kind of cardboard that is white and smooth on the front and mostly gray on the back. Whiteboard paper has been processed by multi-roller calendering and has the characteristics …
Domestic white oil market is not positive enough and has great upward resistance
Since August, the domestic white oil market has entered a stage of shock and consolidation, with the average price still declining to a certain extent compared with the first half of the year. The cou…