| 配方类型： |
RUBBER, PLASTICS, WAXES |
| 配方说明： |
Epoxy Ester |
| 配方组成： |
Fatty acid ("Baker 9-11")/40
Xylene---to 45% N.V. after correction for loss due to eater formation
"Epon" 1004/60 |
| 配制方法： |
charge the epoxy resin and fatty acid to a three-neck flask fitted with an agitator, thermometer, water trap, and reflux condenser; blanket with CO2. Heat to 500'F and esterify using a xylene azeotrope until an acid number of 2 is obtained. Cool and reduce to 45% N.V with xylene.
After cooling to room temperature add 0.005% cobalt drier as metal (for baking) or 0.04% cobalt drier as metal (for air dry), based on total solids of the epoxy ester. |
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