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以环己酮精馏残渣和甲醛为原料，用复合酸作催化剂，通过均苯四甲酸酐改性，合成一种新的酮树脂。本文介绍了合成的工艺条件，这种树脂具有较好的综合性能，具有较广的应用前景。
Cyclohexanone distillation residue and formaldehyde as raw materials, the use of composite acid as a catalyst, through pyromellitic anhydride modified to synthesize a new ketone resin. This article describes the synthesis of the process conditions, this resin has good overall performance, has a wide range of applications.