CN Patent

CN104884041B — 用于治疗和食品用途的具有快速溶解时间的口服分散膜

Assigned to PHARMAFILM Srl · Expires 2018-04-17 · 8y expired

What this patent protects

本发明涉及不含水状胶体的口服分散的自支撑膜，包括：a)含量在40wt％和80wt％之间的由麦芽糊精组成的成膜基底；b)含量在15wt％和55wt％之间的增塑剂；e)含量在0.5wt％和6wt％之间的表面活性剂体系；d)含量在0.05wt％和30wt％之间的用于食品或治疗用途的活性成分，其特征在于，所述口服分散的自支撑膜含有含量在2wt％和10wt％之间的醋酸乙烯酯的均聚物或共聚物，其中上述百分比是基于所述膜的总重量计算的。

USPTO Abstract

本发明涉及不含水状胶体的口服分散的自支撑膜，包括：a)含量在40wt％和80wt％之间的由麦芽糊精组成的成膜基底；b)含量在15wt％和55wt％之间的增塑剂；e)含量在0.5wt％和6wt％之间的表面活性剂体系；d)含量在0.05wt％和30wt％之间的用于食品或治疗用途的活性成分，其特征在于，所述口服分散的自支撑膜含有含量在2wt％和10wt％之间的醋酸乙烯酯的均聚物或共聚物，其中上述百分比是基于所述膜的总重量计算的。

Drugs covered by this patent

Viagra (Sildenafil Citrate) · Pfizer Inc.

Patent Metadata

Patent number: CN104884041B
Jurisdiction: CN
Classification: —
Expires: 2018-04-17
Drug substance claim: No
Drug product claim: No
Assignee: PHARMAFILM Srl
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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