Resol phenolic resin is one of important resin adhesives in foundry industry.

热固性酚醛树脂是树脂砂铸造生产中重要的树脂粘结剂之一.

A better method of decreasing free formaldehyde and free phenol during the synthesis of phenolic resol resin was investigated.

经分析，改性后的酚醛树脂中，游离酚和游离醛的含量进一步降低。

In this paper, the synthetic method of high-ortho resol resin and influence of other chemicals ingredients on the adhesive was discussed.

讨论了高邻位酚醛树脂合成及其它助剂对减震胶性能的影响。