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:
Nov. 24, 2020
Filed:
Nov. 29, 2016
Applicant:
Ecolab Usa Inc., St. Paul, MN (US);
Inventors:
Assignee:
ECOLAB USA INC., St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D21H 17/15 (2006.01); D21H 17/14 (2006.01); D21H 21/14 (2006.01); B31F 1/12 (2006.01); D21H 25/00 (2006.01); B31F 1/14 (2006.01); D21H 21/06 (2006.01);
U.S. Cl.
CPC ...
D21H 17/15 (2013.01); B31F 1/12 (2013.01); B31F 1/14 (2013.01); D21H 17/14 (2013.01); D21H 21/06 (2013.01); D21H 21/14 (2013.01); D21H 21/146 (2013.01); D21H 25/005 (2013.01);
Abstract
The present invention relates to a release aid that includes at least one succinic anhydride derivative for use in a papermaking process. For example, the release aid of the present invention is particularly useful for use in a paperweb creping process. The present invention also relates to a paperweb creping method that includes a release aid comprising at least one succinic anhydride.