Ketonic resin developed by visn Chemicals Company with art-of-date technology. It is compatible with many kinds of organic solvent, such as alcohol, tolune, ketone and ethylene acetate. With high polarity, HDKA-1810 can enhance the anchoring ability of ink and coating to the substrates, improve the wetting of pigment and gross of ink and coating. Due to its low viscosity, HDKA-1810 can be used to formulate ink and coating of high solid content, meanwhile the usage of polymer resins can be reduced.