| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 02.00 |
| PATENT ASSIGNEE | Union Camp Corp |
| PATENT CLAIMS |
Process for mfg light-colored phenolic-modified rosin ester - Reacting rosin, phenolic compound formol & non-phenol hydroxyl-contg organic compd in presence of lightening agent selected from phenol sulfide compd Where the formol is present in 1.1-3.5 equiv. of -CHO groups per 1 equiv of Ar-OH group of phenol compd |
| PATENT PHOTOCOPY | Available on request |
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