| 摘要 |
<p>A reaction product of rosin modified with an ethylenically unsaturated polybasic acid and a further resin, the modified resin being esterified with a polyol, can be used as the major component of an ink or varnish. The further resin, conventionally a resole, is replaced by a dammar resin, preferably a fossil grade thereof.</p> |
| 申请人 |
SUN CHEMICAL LIMITED;THOMPSON, MARTIN, JOHN,;PAVEY, DOUGLAS, FREDERICK;PAPASPYROU, LOUIS |
发明人 |
THOMPSON, MARTIN, JOHN,;PAVEY, DOUGLAS, FREDERICK;PAPASPYROU, LOUIS |
