Invention Grant
- Patent Title: Method for producing paper, paperboard and cardboard having high dry strength
- Patent Title (中): 生产干燥强度高的纸，纸板和纸板的方法
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Application No.: US14105259Application Date: 2013-12-13
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Publication No.: US09206551B2Publication Date: 2015-12-08
- Inventor: Anton Esser
- Applicant: BASF SE
- Applicant Address: DE Ludwigshafen
- Assignee: BASF SE
- Current Assignee: BASF SE
- Current Assignee Address: DE Ludwigshafen
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: EP09173497 20091020
- Main IPC: D21H17/25
- IPC: D21H17/25 ; D21H17/45 ; D21H21/18 ; D21H17/37 ; D21H17/42 ; D21H17/44
Abstract:
Process for the production of paper, board and cardboard having high dry strength by addition of an aqueous composition comprising a nanocellulose and at least one polymer selected from the group consisting of the anionic polymers and water-soluble cationic polymers, draining of the paper stock and drying of the paper products.
Public/Granted literature
- US20140102649A1 METHOD FOR PRODUCING PAPER, PAPERBOARD AND CARDBOARD HAVING HIGH DRY STRENGTH Public/Granted day:2014-04-17
Information query
