Third, the main reason for the blurred imprinting trail is: the ink contains coarse hard particles or mixed with dust, paper dust, plastic shavings, etc. The second is the smear caused by a small defect in the blade and the ink film is too soft.
Treatment met…

According to overseas news media reports, German chemical company Digossa Huers and Kurpp Uhde recently reached an agreement to jointly develop a new process for the production of propylene oxide.
Propylene oxide is a basic chemical used primarily for the pro…

1 Select the reactants or groups with low Ea under the same conditions;
2 change the reaction process.
Fig.1 Sketch of chemical reaction energy change 2. Basic properties of YH2800 series adhesives 1Physical andchemical properties The basic physicochemic…

A door and window profile made of glass fiber reinforced plastic as the skeleton and co-extruded with PVC foam plastic can be successfully molded by Beijing Century Tiancheng Industry & Trade Co., Ltd.
The latest enhanced glass fiber reinforced plastic an…