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.
结果表明热酚醛树脂过程,首先是羟甲基发生缩反应,缩反应形成醚键是主要。
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.
结果表明热酚醛树脂过程,首先是羟甲基发生缩反应,缩反应形成醚键是主要。
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