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Patent Searching and Data


Title:
PROCESS FOR PRODUCING LONG CHAIN AMINO ACIDS AND DIBASIC ACIDS
Document Type and Number:
WIPO Patent Application WO/2019/013954
Kind Code:
A8
Abstract:
There is disclosed a process for the separation of long chain amino acid and long chain dibasic acid, comprising: (1) mixing the mixed amide derivatives with an aqueous solution of ammonia or ammonium hydroxide in the presence or absence of solvent or catalyst; (2) subjecting the solution or suspension of step (1) to an hydrolysis reaction; and (3) recovering excess ammonia and solvent in the presence of solvent in step (1) by evaporation to provide a mixture of long chain amino acid and alkylamine or ammonium salts of long chain dibasic acid and alkanoic acid.

Inventors:
HU SONGZHOU (US)
Application Number:
PCT/US2018/038990
Publication Date:
January 30, 2020
Filing Date:
June 22, 2018
Export Citation:
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Assignee:
VITAWORKS IP LLC (US)
International Classes:
C07C227/00; C07C51/46; C07C209/86; C07C227/38
Attorney, Agent or Firm:
WANG, Lingyan (US)
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