It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
结果表性酚醛树脂的化过程,首先是羟甲基发缩合反应,缩合反应形成醚键是主要的。
It was shown that the curing process of resoles, at first, proceeded by condensation reaction of methylol groups, and the formation of dimethylene ether linkage was predominant.
结果表性酚醛树脂的化过程,首先是羟甲基发缩合反应,缩合反应形成醚键是主要的。
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