The amount of isopentane and water, the kinds of polyethers and catalysts were selected.
对异戊烷及水的用量、聚醚多元醇及催化剂的品种进行了选择试验。
Demulsifier TKQ comprises of phenol-amine resin block polyethers and quaternized polyamidoamine.
该破乳剂由酚胺树脂聚醚和聚酰胺-季铵盐两种组分组成。
To develop toughening reagent for epoxy resins, a serial of novel polyethers polyols was synthesized.
为了开发新型实用的环氧树脂增韧剂，合成了一种新型聚醚多元醇。
Trimethylamine catalyzes the reaction of propylene oxide to polyethers, and causes the deactivation of TS-1.
碳酸钾使环氧丙烷选择性降低，三甲胺引起TS-1催化剂失活。
The prepolymers most frequently used for the preparation of polyurethanes are either polyesters or polyethers.
最常用于制备聚氨酯预聚物要么是聚酯或聚醚。
The synthetic polyethers meets the technical requirements of hydraulic fluid and quality stability of the product is better.
聚醚是水-乙二醇难燃液压液的主要成分之一。
The synthetic polyethers meets the technical requirements of hydraulic fluid and quality stability of the product is better.
聚醚是水-乙二醇难燃液压液的主要成分之一。
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