Invention Grant
US08986441B2 Use of polyethylenimines as additive in aqueous suspensions of calcium carbonate-comprising materials
有权
在含碳酸钙的材料的含水悬浮液中使用聚乙烯亚胺作为添加剂
- Patent Title: Use of polyethylenimines as additive in aqueous suspensions of calcium carbonate-comprising materials
- Patent Title (中): 在含碳酸钙的材料的含水悬浮液中使用聚乙烯亚胺作为添加剂
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Application No.: US14501425Application Date: 2014-09-30
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Publication No.: US08986441B2Publication Date: 2015-03-24
- Inventor: Matthias Buri , Samuel Rentsch , Patrick A. C. Gane
- Applicant: Omya International AG
- Applicant Address: CH Oftringen
- Assignee: Omya International AG
- Current Assignee: Omya International AG
- Current Assignee Address: CH Oftringen
- Agency: Amster, Rothstein & Ebenstein LLP
- Priority: EP10151846 20100127
- Main IPC: C08K5/17
- IPC: C08K5/17 ; C09C1/02 ; C08K3/26 ; D21H17/07
Abstract:
Use of at least one polyethylenimine as an additive in an aqueous suspension, containing from 25 to 62 vol. % of at least one calcium carbonate-comprising material, wherein the use provides improved stability with regard to the conductivity of the suspension.
Public/Granted literature
- US20150013571A1 USE OF POLYETHYLENIMINES AS ADDITIVE IN AQUEOUS SUSPENSIONS OF CALCIUM CARBONATE-COMPRISING MATERIALS Public/Granted day:2015-01-15
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