CN Patent

CN113372381A — 烃基二硫代磷酸硫醚酯的合成方法

Assigned to Northwest Research Institute of Mining and Metallurgy · Expires 2021-09-10 · 5y expired

What this patent protects

本发明属于黑药酯矿用浮选药剂合成技术领域，公开了一种烃基二硫代磷酸硫醚酯的合成方法，由摩尔比为n(五硫化二磷):n(烷基醇)：n(β‑卤代硫醚)=1:（4～4.2）:（2～2.2）的原料合成的烃基二硫代磷酸硫醚酯；本发明合成纯度高、转化率高且有效降低环境污染风险。

USPTO Abstract

本发明属于黑药酯矿用浮选药剂合成技术领域，公开了一种烃基二硫代磷酸硫醚酯的合成方法，由摩尔比为n(五硫化二磷):n(烷基醇)：n(β‑卤代硫醚)=1:（4～4.2）:（2～2.2）的原料合成的烃基二硫代磷酸硫醚酯；本发明合成纯度高、转化率高且有效降低环境污染风险。

Drugs covered by this patent

Patent Metadata

Patent number
CN113372381A
Jurisdiction
CN
Classification
—
Expires
2021-09-10
Drug substance claim
No
Drug product claim
No
Assignee
Northwest Research Institute of Mining and Metallurgy
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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