CN Patent

CN101184479B — 贴剂

Assigned to Nipro Patch Co Ltd · Expires 2011-05-04 · 15y expired

What this patent protects

本发明提供一种贴剂,所述贴剂可以提高产品的耐水性和使用性,并且可以减轻产品带给使用者的刺激。本发明的贴剂具备柔性支持体和层叠在所述支持体上的膏体层;所述膏体层含有苯乙烯-异戊二烯-苯乙烯嵌段共聚物,膏体的玻璃化转变温度(Tg)为-45℃以上、-35℃以下,并且通过测定动态粘弹性(频率为6.2832(rad/s))而获得的在45℃的tanδ(滞后角)值为0.25以下。

USPTO Abstract

本发明提供一种贴剂,所述贴剂可以提高产品的耐水性和使用性,并且可以减轻产品带给使用者的刺激。本发明的贴剂具备柔性支持体和层叠在所述支持体上的膏体层;所述膏体层含有苯乙烯-异戊二烯-苯乙烯嵌段共聚物,膏体的玻璃化转变温度(Tg)为-45℃以上、-35℃以下,并且通过测定动态粘弹性(频率为6.2832(rad/s))而获得的在45℃的tanδ(滞后角)值为0.25以下。

Drugs covered by this patent

Patent Metadata

Patent number
CN101184479B
Jurisdiction
CN
Classification
Expires
2011-05-04
Drug substance claim
No
Drug product claim
No
Assignee
Nipro Patch 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.

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