发明授权
- 专利标题： Dry strength agent composition and method for enhancing the dry strength of paper
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申请号： US15773667申请日： 2016-12-30
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公开(公告)号： US10704201B2公开(公告)日： 2020-07-07
- 发明人: Yulin Zhao , Chunhao Wang , Na Xu , Jun Li , Meng Zhang
- 申请人： ECOLAB USA INC.
- 申请人地址： US MN St. Paul
- 专利权人： ECOLAB USA INC.
- 当前专利权人： ECOLAB USA INC.
- 当前专利权人地址： US MN St. Paul
- 代理机构： Barnes & Thornburg LLP
- 代理商 Eric D. Babych
- 优先权： com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@6498b4ee
- 国际申请： PCT/CN2016/113329 WO 20161230
- 国际公布： WO2017/114478 WO 20170706
- 主分类号： D21H17/26
- IPC分类号： D21H17/26 ; D21H21/18 ; D21H17/45 ; D21H17/42 ; D21H27/10 ; D21H17/44 ; D21H17/47 ; D21H17/56 ; D21H17/37 ; D21H17/36 ; D21H17/43
摘要：
The present disclosure relates to a dry strength agent composition, use of an amine-containing cationic polymer for enhancing the dry strength of paper, and a method for enhancing the dry strength of paper. The dry strength agent composition includes at least two components. The first component is an amine-containing cationic polymer and the second component may be one or more anionic or amphoteric polymers.
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