METHOD FOR PRODUCING GLYCOL ETHERS WITH REDUCED DISCOLORATION

The present invention relates to the prevention of discoloration of glycol ethers by the addition of a discoloration inhibitor. According to the present invention, it is possible to effectively solve a problem of product discoloration that can occur when an alkoxylation process of alkyl glycol ether...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHOI SEONGHWAN, LEE JOONGWON, JEONG JUNKYO, HWANG SORA
Format: Patent
Sprache:eng ; kor
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Beschreibung
Zusammenfassung:The present invention relates to the prevention of discoloration of glycol ethers by the addition of a discoloration inhibitor. According to the present invention, it is possible to effectively solve a problem of product discoloration that can occur when an alkoxylation process of alkyl glycol ethers is added to increase the production amount of alkyl diglycol ethers in the preparation process of glycol ethers. 본 발명은 변색 억제제의 첨가에 의한 글리콜 에테르의 변색 방지에 관한 것으로서, 글리콜 에테르의 제조 과정에서 알킬 디글리콜 에테르 생산량 증대를 위해 알킬 글리콜 에테르의 알콕실화 공정을 추가할 경우 발생하는 제품의 변색 문제를 효과적으로 해결할 수 있다.