The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2024
Filed:
Sep. 13, 2019
Applicant:
Solenis Technologies, L.p., Wilmington, DE (US);
Inventors:
Hans-Joachim Haehnle, Ludwigshafen, DE;
Anton Esser, Ludwigshafen, DE;
Ralph Isermann, Ludwigshafen, DE;
Assignee:
Solenis Technologies, L.P., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/12 (2006.01); C08F 220/06 (2006.01); C08F 220/18 (2006.01); C08F 220/58 (2006.01); C08F 226/02 (2006.01); D21H 17/45 (2006.01);
U.S. Cl.
CPC ...
C08F 8/12 (2013.01); C08F 220/06 (2013.01); C08F 220/1802 (2020.02); C08F 220/585 (2020.02); C08F 226/02 (2013.01); D21H 17/45 (2013.01);
Abstract
Methods for producing final polymer A are provided that comprise the following steps: Certain final polymers A obtained are useful for a method for producing paper or cardboard comprising adding certain final polymers A to a first aqueous pulp suspension, dewatering the obtained second aqueous pulp suspension containing certain final polymers A on a water-permeable substrate to a wet paper structure, and further dewatering of the wet paper structure into a paper or cardboard.