Preparation method of bisphenol A liquid epoxy resin
Provided is a preparation method of bisphenol A liquid epoxy resin. The preparation method comprises dissolving bisphenol A and epichlorohydrin, and under the conditions of 45-65 DEG C, adding a cocatalyst and NaOH solution to perform etherification for 1-3h; under the conditions of 55-70 DEG C and...
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| Format: | Patent |
| Sprache: | chi ; eng |
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