| 摘要 |
<p>This resin for offset printing ink comprises a resin which is obtained by reacting a resin raw material which contains rosins an a ß unsaturated carboxylic acid or an anhydride thereof a metal compound a fatty acid or fat and oil and a polyalcohol wherein the fatty acid or fat and oil are contained in an amount of 10 to 50 mass% with respect to the total amount of the resin raw material and the metal compound is contained in an amount of 0.5 to 5 mass% with respect to the total amount of the resin raw material in terms of the metal amount of the metal compound.</p> |
