New Epoxy TEG-99 Advent

Recently, the Chinese Academy of Sciences Guangzhou Chemical Research Institute of turpentine as raw materials, the hydration, catalytic ring-opening, alkaline closed-loop three-cell reaction and post-treatment, synthesis of a new type of epoxy resin TEG-99. Its s

Fresh-keeping corrugated carton-1

Corrugated cartons are important packaging products. With the emphasis on the environment and the improvement of packaging requirements for agricultural products, corrugated carton packaging has become more and more important. The traditional corrugated cartons

Digital color printing quality

The early digital color printers encountered a large number of problems, making the machine unable to achieve the desired goals. These machines can also produce excellent color images, but there are considerable deficiencies, color patches are often not printed