发明申请
- 专利标题： Paper products and method of making
- 专利标题（中）： 纸制品和制作方法
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申请号： US11155411申请日： 2005-06-17
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公开(公告)号： US20050247421A1公开(公告)日： 2005-11-10
- 发明人: Michael Dougherty , Amar Neogi , David Park
- 申请人： Michael Dougherty , Amar Neogi , David Park
- 主分类号： D21H19/38
- IPC分类号： D21H19/38 ; D21H17/63 ; D21H17/66 ; D21H17/67 ; D21H19/36 ; D21H21/16 ; D21H21/52 ; D21H23/22 ; D21H23/28 ; D21H23/50
摘要：
A method for making coated or uncoated paper that has small sized calcium carbonate on its surface. The calcium carbonate is placed on the paper web at the size press, by a spray or at a coating operation. The calcium carbonate can have a maximum mean average size of 200 nm. Another embodiment has a maximum mean average size of 100 nm. Another embodiment has a maximum mean average size of 50 nm. Different weight levels may be place on the paper.