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1. (WO1998052882) CEMENTITIOUS GYPSUM-CONTAINING BINDERS AND COMPOSITIONS AND MATERIALS MADE THEREFROM
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1998/052882    International Application No.:    PCT/US1998/009157
Publication Date: 26.11.1998 International Filing Date: 05.05.1998
Chapter 2 Demand Filed:    20.11.1998    
IPC:
A62D 1/00 (2006.01), C04B 28/14 (2006.01)
Applicants: NATIONAL GYPSUM COMPANY [US/US]; 2001 Rexford Road, Charlotte, NC 28211-3498 (US)
Inventors: STAV, Elisha; (IL).
BURKARD, Edward, A.; (US).
FINKELSTEIN, Ronald, S.; (US).
WINKOWSKI, Daniel, A.; (US).
METZ, Lambert, J.; (US).
MUDD, Patrick, J.; (US)
Agent: SCHALLER, Cynthia, L.; Marshall, O'Toole, Gerstein, Murray & Borun, Suite 6300, 233 South Wacker Drive, Chicago, IL 60606 (US)
Priority Data:
08/858,243 19.05.1997 US
Title (EN) CEMENTITIOUS GYPSUM-CONTAINING BINDERS AND COMPOSITIONS AND MATERIALS MADE THEREFROM
(FR) LIANTS A BASE DE CIMENT CONTENANT DU GYPSE ET COMPOSITIONS ET MATERIAUX REALISES AVEC CE LIANT
Abstract: front page image
(EN)Cementitious binders include calcium sulfate beta-hemihydrate, a cement component comprising Portland cement, and either silica fume or rice-husk ash. The silica fume or rice-husk ash component is at least about 92 wt.% amorphous silica and has an alumina content of about 0.6 wt.% or less.
(FR)Liants à base de ciment comprenant du béta-semi-hydrate de sulfate de calcium, un composant ciment contenant du ciment Portland, et soit de la fumée de silice, soit de la cendre de balle de riz. Le composant fumée de silice ou cendre de balle de riz comprend au moins 92 % en poids de silice amorphe et présente une teneur d'alumine égale ou inférieure à environ 0,6 % en poids.
Designated States: AL, AM, AT, AU, AZ, BA, BB, BG, BR, BY, CA, CH, CN, CU, CZ, DE, DK, EE, ES, FI, GB, GE, GH, GM, GW, HU, ID, IL, IS, JP, KE, KG, KP, KR, KZ, LC, LK, LR, LS, LT, LU, LV, MD, MG, MK, MN, MW, MX, NO, NZ, PL, PT, RO, RU, SD, SE, SG, SI, SK, SL, TJ, TM, TR, TT, UA, UG, UZ, VN, YU, ZW.
African Regional Intellectual Property Organization (GH, GM, KE, LS, MW, SD, SZ, UG, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, CH, CY, DE, DK, ES, FI, FR, GB, GR, IE, IT, LU, MC, NL, PT, SE)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)