发明名称 |
PROCESS FOR MAKING PERFUME-IMPREGNATED HYDROGEL-FORMING ABSORBENT POLYMERS |
摘要 |
The present invention is directed to a process for making a perfumeimpregnated hydrogel-forming absorbent polymer wherein release of a perfume smell is triggered by dynamic swelling force of the polymer when the polymer is wetted, which comprises the steps of: (i) mixing a solid carrier and a perfume with reaction intermediates of hydrogel-forming absorbent polymer before the gelation point of polymerization of the hydrogel-forming absorbent polymer, (ii) forming the perfume-impregnated hydrogel-forming absorbent polymer, and (iii) drying the perfume-impregnated hydrogel-forming absorbent polymer. The present invention further relates to such perfume-impregnated hydrogel-forming absorbent polymer. The present invention further relates to a disposable absorbent article comprising such perfume-impregnated hydrogelforming absorbent polymer.
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申请公布号 |
CA2298008(A1) |
申请公布日期 |
1999.02.04 |
申请号 |
CA19972298008 |
申请日期 |
1997.07.24 |
申请人 |
THE PROCTER & GAMBLE COMPANY |
发明人 |
REZAI, EBRAHIM;SHIMIZU, MOTOHIRO;MAENO, SHUJI;RODRIGUEZ, PEDRO ANTONIO;HSUEH, KESYIN FUGGER |
分类号 |
A61F13/53;A61F13/15;A61F13/472;A61F13/49;A61L15/46;A61L15/60;C08J3/20;C08K5/00;C08L101/12;(IPC1-7):A61L15/46 |
主分类号 |
A61F13/53 |
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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