NN- NN- 4 PREPARATION OF NN-DIALKYLAMINOALKYLMETHACRYLAMIDE OR NN-DIALKYLAMINOALKYL METHACRYLATE AND THE QUATERNARY AMMONIUM SALTS THEREOF AS FLOCCULATING AIDS AND GELLING AGENTS
Disclosed is a manufacturing method of N,N-(di)alkylaminoalkyl(meth)acrylamide or N,N-(di)alkylaminoalkyl(meth)acrylate and a quaternary ammonium salt thereof having a compound corresponding to a formula (IV) of low content. The manufacturing method of N,N-(di)alkylaminoalkyl(meth)acrylamide or N,N-...
Gespeichert in:
Hauptverfasser: | , |
---|---|
Format: | Patent |
Sprache: | eng ; kor |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | Disclosed is a manufacturing method of N,N-(di)alkylaminoalkyl(meth)acrylamide or N,N-(di)alkylaminoalkyl(meth)acrylate and a quaternary ammonium salt thereof having a compound corresponding to a formula (IV) of low content. The manufacturing method of N,N-(di)alkylaminoalkyl(meth)acrylamide or N,N-(di)alkylaminoalkyl(meth)acrylate of a formula (I) has the compound of the formula (IV) in an amount of less than 1200 ppm which has an oxygen concentration of less than 1000 ppm in a liquid phase at one or more constitution steps of manufacturing.
본 발명은 저함량의 식 (IV) 에 상응하는 화합물을 갖는 N,N-(디)알킬아미노알킬(메트)아크릴아미드 또는 N,N-(디)알킬아미노알킬 (메트)아크릴레이트 및 그 4 차 암모늄 염의 제조 방법을 기재한다. |
---|