Title:
COMPOSITIONS AND METHODS FOR TREATING FILLER IN PAPERMAKING
Document Type and Number:
WIPO Patent Application WO/2017/054198
Kind Code:
A1
Abstract:
Methods and compositions for treating fillers with a combination of starch and cationic flocculant for use in papermaking are disclosed. The methods and compositions have been found to result in larger particle sizes for the filler flocs, improved shear stability, and improved sheet strength in the paper mat.
Inventors:
RAO QINGLONG (CN)
Application Number:
PCT/CN2015/091314
Publication Date:
April 06, 2017
Filing Date:
September 30, 2015
Export Citation:
Assignee:
ECOLAB USA INC (US)
RAO QINGLONG (CN)
RAO QINGLONG (CN)
International Classes:
D21H17/69; D21H17/67; D21H21/00
Foreign References:
| CN104053836A | 2014-09-17 | |||
| CN101133210A | 2008-02-27 | |||
| CN103547734A | 2014-01-29 | |||
| CN101370981A | 2009-02-18 | |||
| JPH1060794A | 1998-03-03 | |||
| EP0994216A1 | 2000-04-19 | |||
| CN101802304A | 2010-08-11 | |||
| GB2016498A | 1979-09-26 |
Attorney, Agent or Firm:
AFD CHINA INTELLECTUAL PROPERTY LAW OFFICE (CN)
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