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. 03, 2012
Filed:
Oct. 02, 2008
Xiangdong Feng, Upland, CA (US);
Meiling Gong, Upland, CA (US);
Chinmay Avinash Gowardhan, Riverside, CA (US);
Chongjun Jiang, Alta Loma, CA (US);
Michael John Julius, Rancho Cucamonga, CA (US);
Amitabha Kumar, Claremont, CA (US);
Shannon Marie Labernik, Rancho Cucamonga, CA (US);
Xiangyuan Liu, Rancho Cucamonga, CA (US);
Liyan MA, Alta Loma, CA (US);
Basil Taha Naji, Upland, CA (US);
Kalynne Hitzeman Paradis, Fontana, CA (US);
David John Sharman, Rancho Cucamonga, CA (US);
Xiangdong Feng, Upland, CA (US);
Meiling Gong, Upland, CA (US);
Chinmay Avinash Gowardhan, Riverside, CA (US);
Chongjun Jiang, Alta Loma, CA (US);
Michael John Julius, Rancho Cucamonga, CA (US);
Amitabha Kumar, Claremont, CA (US);
Shannon Marie Labernik, Rancho Cucamonga, CA (US);
Xiangyuan Liu, Rancho Cucamonga, CA (US);
Liyan Ma, Alta Loma, CA (US);
Basil Taha Naji, Upland, CA (US);
Kalynne Hitzeman Paradis, Fontana, CA (US);
David John Sharman, Rancho Cucamonga, CA (US);
James Hardie Technology Limited, Dublin, IE;
Abstract
Cementitious formulations and their products with enhanced reactivity are provided. Formulations in certain embodiments may include at least one calcium source, a reactant and a filler in a hydrated environment, wherein the reactant, in one form, is crystalline silica that has been modified for reactivity. Enhancement of a reactant may include one or more modifications to its content, grind and/or the cement to silica ratio, as well as addition of one or more additives in the formulation, additives in the form of at least one alumina source, defoamer, catalyst and/or a clay.