一种DMC催化剂及其制备方法和应用

By preparing DMC catalysts doped with metal elements, the problem of low synthesis efficiency of isononanol-based nonionic surfactants was solved, and efficient synthesis of isononanol-based nonionic surfactants was achieved, thus improving their performance.

CN117358286BActive Publication Date: 2026-07-17CHINA PETROLEUM & CHEMICAL CORP +1
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHINA PETROLEUM & CHEMICAL CORP
Filing Date
2023-10-19
Publication Date
2026-07-17

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Abstract

本发明属于催化剂技术领域，具体涉及一种DMC催化剂及其制备方法和应用。所述DMC催化剂的制备方法，包括以下步骤：S1、将掺杂元素金属盐与二价金属氰化钾溶液混合，得到溶液A，在保温状态下，将溶液A滴加至氯化锌水溶液中，搅拌，得到溶液B；S2、将水和叔丁醇的混合，得到溶液C；S3、在保温状态下，将溶液B加入溶液C中，搅拌，经过离心、水洗、干燥，得到所述DMC催化剂。本发明制得的DMC催化剂具有较高的催化活性，将其应用于异壬醇基非离子表面活性剂的合成工艺中，能够得到产率高，性能良好的异壬醇基非离子表面活性剂。
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