CN Patent

CN1074900A — 甲酰胺的新的制备方法

Assigned to DAFENG CHEMICAL PLANT SHANGHAI · Expires 1993-08-04 · 33y expired

What this patent protects

本发明涉及一种甲酰胺的新的制备方法，在温度 为100～210℃，压力为0.003～0.1MPa的条件下，由 甲酸钠和铵盐反应直接生成甲酰胺。本发明具有反 应步骤少，工艺简单，设备投资少，对设备耐压要求 低，不污染环境，对一氧化碳原料气的浓度和纯度要 求低，生产成本低等优点。

USPTO Abstract

本发明涉及一种甲酰胺的新的制备方法，在温度 为100～210℃，压力为0.003～0.1MPa的条件下，由 甲酸钠和铵盐反应直接生成甲酰胺。本发明具有反 应步骤少，工艺简单，设备投资少，对设备耐压要求 低，不污染环境，对一氧化碳原料气的浓度和纯度要 求低，生产成本低等优点。

Drugs covered by this patent

Patent Metadata

Patent number
CN1074900A
Jurisdiction
CN
Classification
—
Expires
1993-08-04
Drug substance claim
No
Drug product claim
No
Assignee
DAFENG CHEMICAL PLANT SHANGHAI
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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