| 摘要 |
<p>Disclosed is an intaglio ink comprising a varnish comprising an alkyd-modified soybean oil and method for producing same. Preferably, the alkyd-modified soybean oil is made by combining soybean oil, pentaerythritol and trimellitic anhydride at elevated temperature. The varnish may further comprise a thermoplastic phenolic resin. Methods of making the alkyd modified soybean oil, thermoplastic phenolic resin, the varnish and the ink are also disclosed.</p> |
