EP 1165441 A1 20020102 - PROCESS FOR THE PREPARATION OF DISCRETE PARTICLES OF CALCIUM CARBONATE
Title (en)
PROCESS FOR THE PREPARATION OF DISCRETE PARTICLES OF CALCIUM CARBONATE
Title (de)
VERFAHREN ZUR HERSTELLUNG VON DISKRETEN TEILCHEN VON CALCIUMKARBONAT
Title (fr)
PROCEDE DE PREPARATION DE PARTICULES DISTINCTES DE CARBONATE DE CALCIUM
Publication
Application
Priority
US 9906853 W 19990331
Abstract (en)
[origin: WO0058217A1] A product and a process for the preparation of discrete calcium carbonate particles that result from preparing an aqueous calcium carbonate slurry containing carbohydrates, carbonating the aqueous calcium carbonate slurry while maintaining the selected starting carbonation temperature. The product of the present invention is discrete particles of calcium carbonate which are especially useful in paints, plastics, paper coating, paper filling, and because of the purity level of the calcium carbonate particle may be used in cosmetics, pharmaceuticals and food applications.
IPC 1-7
IPC 8 full level
C01F 11/18 (2006.01)
IPC 8 main group level
C01F (2006.01)
CPC (source: EP KR)
C01F 11/183 (2013.01 - EP KR); C01F 11/181 (2013.01 - KR); C01P 2004/03 (2013.01 - EP); C01P 2004/61 (2013.01 - EP); C01P 2004/62 (2013.01 - EP KR); C01P 2006/12 (2013.01 - EP KR); C01P 2006/80 (2013.01 - EP)
Citation (search report)
See references of WO 0058217A1
Designated contracting state (EPC)
AT BE DE ES FI FR GB IT NL PT SE
DOCDB simple family (publication)
WO 0058217 A1 20001005; AU 3369799 A 20001016; BR 9917234 A 20020423; CA 2368174 A1 20001005; CA 2368174 C 20080708; CN 1348428 A 20020508; EP 1165441 A1 20020102; HK 1045493 A1 20021129; IL 145126 A0 20020630; IL 145126 A 20050725; JP 2002540056 A 20021126; KR 20020023213 A 20020328; NO 20014652 D0 20010925; NO 20014652 L 20010925; PL 192346 B1 20061031; PL 350921 A1 20030210; RU 2215692 C2 20031110; SK 13512001 A3 20020910; ZA 200107865 B 20021030
DOCDB simple family (application)
US 9906853 W 19990331; AU 3369799 A 19990331; BR 9917234 A 19990331; CA 2368174 A 19990331; CN 99816536 A 19990331; EP 99915098 A 19990331; HK 02107051 A 20020926; IL 14512699 A 19990331; JP 2000607929 A 19990331; KR 20017012199 A 20010925; NO 20014652 A 20010925; PL 35092199 A 19990331; RU 2001129290 A 19990331; SK 13512001 A 19990331; ZA 200107865 A 20010925