| 发明名称 | Polyurea microcapsules | ||
| 摘要 | The present invention relates to polyurea core-shell microcapsules having a polyurea shell comprising the reaction product of a polyisocyanate with guanazole and an amino acid. The invention concerns the capsules themselves as well as perfuming compositions and perfumed articles containing them and a process for producing them. | ||
| 申请公布号 | US9034384(B2) | 申请公布日期 | 2015.05.19 |
| 申请号 | US201213980232 | 申请日期 | 2012.01.31 |
| 申请人 | Firmenich SA | 发明人 | Ouali Lahoussine;Jacquemond Marlène |
| 分类号 | A61K8/11;A61Q13/00;C11B9/00;B01J13/16;C11D3/50;A61K8/84;A61Q15/00 | 主分类号 | A61K8/11 |
| 代理机构 | Winston & Strawn LLP | 代理人 | Winston & Strawn LLP |
| 主权项 | 1. Polyurea core-shell microcapsules comprising: a polyurea shell comprising the reaction product of a polyisocyanate having at least two isocyanate groups with i. an amino acid; andii. guanazole; and a core comprising a perfume. | ||
| 地址 | Geneva CH | ||