The reaction of phenol, xylene—formaldehyde resin with boric acid gets an acetal resin.

苯酚、二甲苯缩甲醛树脂及硼酸反应生成缩醛树脂。

The synthesis of furfural glycol acetal from furfural and ethylene glycol in the presence of ion exchange resin was investigated.

本文研究了在离子交换树脂存在下，由糠醛和乙二醇反应制备糠醛缩乙二醇的工艺条件。

The compositions include an aqueous alkaline solvent soluble phenolic resin or poly (vinyl acetal) as a polymeric binder.

该组合物包括含水碱性溶剂可溶性酚醛树脂或聚(乙烯醇缩醛)作为聚合物粘结剂。

Synthesis of benzaldehyde glycol acetal catalyzed by strong-acid cation-exchange resin;

用无水硫酸铜作催化剂，在微波辐射下催化合成苯甲醛乙二醇缩醛。