CN Patent

CN120172420B — 控制粒径分布的环硅酸锆钠及其制备方法

Assigned to Shisenhai Hangzhou Pharmaceutical Technology Co ltd · Expires 2025-12-23 · 0y expired

What this patent protects

本申请提供了一种控制粒径分布的环硅酸锆钠，其具有更少的小于3微米的颗粒，从而提高用药安全性，同时具有95%以上的ZS‑9晶型，从而具有较高的KEC，保证了药效。本申请还进一步提供了所述环硅酸锆钠的制备方法和用途。

USPTO Abstract

本申请提供了一种控制粒径分布的环硅酸锆钠，其具有更少的小于3微米的颗粒，从而提高用药安全性，同时具有95%以上的ZS‑9晶型，从而具有较高的KEC，保证了药效。本申请还进一步提供了所述环硅酸锆钠的制备方法和用途。

Drugs covered by this patent

sodium-zirconium-cyclosilicate (SODIUM ZIRCONIUM CYCLOSILICATE)

Patent Metadata

Patent number: CN120172420B
Jurisdiction: CN
Classification: —
Expires: 2025-12-23
Drug substance claim: No
Drug product claim: No
Assignee: Shisenhai Hangzhou Pharmaceutical Technology Co ltd
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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.