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
性酚
程,首先是羟甲基发生缩合反应,缩合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.
结果表明热性酚程,首先是羟甲基发生缩合反应,缩合反应形成醚键是主要。
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