发明授权
- 专利标题： Compositions containing cationically surface-modified microparticulate carrier for benefit agents
- 专利标题（中）： 含有阳离子表面改性的微粒载体的有益成分的组合物
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申请号： US12397043申请日： 2009-03-03
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公开(公告)号： US07977288B2公开(公告)日： 2011-07-12
- 发明人: Ashoke K. SenGupta
- 申请人： Ashoke K. SenGupta
- 申请人地址： US IL Hoffman Estates
- 专利权人： Amcol International Corporation
- 当前专利权人： Amcol International Corporation
- 当前专利权人地址： US IL Hoffman Estates
- 代理机构： Marshall, Gerstein & Borun LLP
- 主分类号： C11D3/37
- IPC分类号： C11D3/37
摘要：
A coated microparticulate composition comprising a microparticulate; wherein the microparticulate comprises a benefit agent; and wherein the microparticulate is coated with: a Type-1 Polymer, wherein the Type-1 Polymer comprises a cationic polymer with a cationic atom content greater than about 3 wt. % and a weight average molecular weight less than about 800,000 Dalton; and a Type-2 Polymer, wherein the Type-2 Polymer comprises a cationic polymer with a cationic atom content less than about 3 wt. % and a weight average molecular weight greater than about 1,000,000 Dalton.
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