• The amount of isopentane and water, the kinds of polyethers and catalysts were selected.

    异戊烷用量醚多元醇及催化剂品种进行了选择试验。

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  • Demulsifier TKQ comprises of phenol-amine resin block polyethers and quaternized polyamidoamine.

    该破乳剂由酚胺树脂聚醚聚酰胺-季铵盐两种组分组成

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  • 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,合成了一新型聚多元醇。

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  • 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。

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  • The prepolymers most frequently used for the preparation of polyurethanes are either polyesters or polyethers.

    用于制备聚氨酯预聚物要么是聚酯聚醚

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  • The synthetic polyethers meets the technical requirements of hydraulic fluid and quality stability of the product is better.

    水-乙二醇难液压主要成分之一。

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  • The synthetic polyethers meets the technical requirements of hydraulic fluid and quality stability of the product is better.

    水-乙二醇难液压主要成分之一。

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