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:
Apr. 05, 2016
Filed:
Sep. 05, 2012
Applicants:
Ellis Gartner, Lyons, FR;
Lê-chiên Hoang, Ruy-montceau, FR;
Inventors:
Ellis Gartner, Lyons, FR;
Lê-Chiên Hoang, Ruy-montceau, FR;
Assignee:
LAFARGE, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 38/10 (2006.01); C04B 24/40 (2006.01); C04B 24/00 (2006.01); C04B 24/16 (2006.01); C04B 24/24 (2006.01); C04B 20/10 (2006.01); C04B 103/40 (2006.01);
U.S. Cl.
CPC ...
C04B 24/405 (2013.01); C04B 20/1022 (2013.01); C04B 24/003 (2013.01); C04B 24/16 (2013.01); C04B 24/243 (2013.01); C04B 38/10 (2013.01); C04B 2103/40 (2013.01);
Abstract
A particulate material for the production of a cement foam which material includes particles including, attached to the particle surface, a surfactant which renders the particles hydrophilic, the surfactant including a moiety which is hydrolysable under alkaline conditions, which surfactant, after loss of the moiety by alkaline hydrolysis, renders the particles partially hydrophobic.