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研制开发了新型碱性催化剂制备丙二醇单甲醚。
Synthesis of Propylene Glycol Monomethyl Ether with Novel Alkaline catalyst is developed and manufactured.
它是酚与甲醛在一种碱性催化剂作用下缩聚的聚合物。
It is a condensation polymer of phenol and formaldehyde activated with an alkaline catalyst.
研究了甲醇与环氧丙烷在碱性催化剂TA存在下均相合成丙二醇甲醚的过程。
A process of reacting propylene oxide with methanol using basic catalyst ta is investigated.
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