| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 01.99 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Flux used for soldering electronic parts on circuit substrate - Rosin deriv. (0.1 - 30 %) modified by Diels-Alder reaction with unsatd organic acid - Aq solvent (70 - 99.9 %) Said deriv. rosin having acid number > 180 |
| PATENT PHOTOCOPY | Available on request |
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