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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.:

US 9809496 B1

PDFFull Text
Date of Patent:
Nov. 07, 2017

Filed:

Aug. 28, 2014

Additive for cementitious materials

Applicant:

Upm-kymmene Corporation, Helsinki, FI;

Inventors:

Hannele Kuosa, Espoo, FI;

Anna Suurnakki, Espoo, FI;

Antti Laukkanen, Helsinki, FI;

Jan-Erik Teirfolk, Turku, FI;

Markku Leivo, Espoo, FI;

Assignee:

UPM-KYMMENE CORPORATION, Helsinki, FI;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Anthony J Green

Int. Cl.
CPC ...
C04B 24/38 (2006.01); C04B 28/02 (2006.01); C04B 38/02 (2006.01); C04B 38/10 (2006.01); C04B 20/00 (2006.01); C04B 7/36 (2006.01); C04B 103/48 (2006.01); C04B 111/00 (2006.01); C04B 111/20 (2006.01);
U.S. Cl.
CPC ...
C04B 24/383 (2013.01); C04B 7/36 (2013.01); C04B 20/006 (2013.01); C04B 28/02 (2013.01); C04B 38/02 (2013.01); C04B 38/10 (2013.01); C04B 2103/48 (2013.01); C04B 2111/00103 (2013.01); C04B 2111/29 (2013.01); Y02W 30/97 (2015.05);
Abstract

The invention relates to use of nano-fibrillar cellulose as an gas-entrainment stabilizer, which when used in cementitious materials, provides improved gas pore structure quality and/or stability and/or robustness with regard to water content variation. The invention further relates to a method for stabilizing gasentrainment of cementitious materials and to a method for providing cementitious material with improved air pore structure quality and/or stability and/or robustness with regard to water content variation.

Find Patent Forward Citations

Kuosa, Hannele. (2017). Additive for cementitious materials (U.S. Patent No. 9809496). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9809496

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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