发明名称 |
Absorbent foam articles and method of manufacture |
摘要 |
Foams (as for example polyurethane foam) catamenial tampons which have been treated with surfactant. Catamenial tampons of this invention exhibit improved humid expansion characteristics. In a preferred embodiment, the catamenial tampons comprise particles of lubricated polyurethane foam which have been treated with surfactant and which are contained within a fluid permeable overwrap. The invention includes a process for making the above described catamenial tampons.
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申请公布号 |
US4061145(A) |
申请公布日期 |
1977.12.06 |
申请号 |
US19760727090 |
申请日期 |
1976.09.27 |
申请人 |
THE PROCTER & GAMBLE COMPANY |
发明人 |
DESMARAIS, THOMAS A. |
分类号 |
A61F13/20;(IPC1-7):A61F5/44 |
主分类号 |
A61F13/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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