Invention Grant
US09365979B2 Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starch
有权
在含有淀粉的施胶压榨配方中使用聚氯化铝提高纸张表面强度的方法
- Patent Title: Method of increasing paper surface strength by using polyaluminum chloride in a size press formulation containing starch
- Patent Title (中): 在含有淀粉的施胶压榨配方中使用聚氯化铝提高纸张表面强度的方法
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Application No.: US14470686Application Date: 2014-08-27
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Publication No.: US09365979B2Publication Date: 2016-06-14
- Inventor: David J. Castro , William Andrews , Daniel E. Schwarz
- Applicant: Ecolab USA Inc.
- Applicant Address: US IL Naperville
- Assignee: ECOLAB USA INC.
- Current Assignee: ECOLAB USA INC.
- Current Assignee Address: US IL Naperville
- Agency: Brinks Gilson & Lione
- Agent Eric D. Babych
- Main IPC: D21H17/37
- IPC: D21H17/37 ; D21H19/54
Abstract:
Size press formulations and methods of treating a substrate using the size press formulations. The size press formulations may include solids. The solids may include a polyaluminum chloride compound, starch, an optical brightening agent, and a salt. Suitable polyaluminum chloride compounds include phosphated polyaluminum chloride, sulfated polyaluminum chloride, polyaluminum chloride, polyaluminum silica sulfate chloride, and any combination thereof.
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