EP 2308614 B1 20160210 - Green aerosand
Title (en)
Green aerosand
Title (de)
Grünfeste Aerosande
Title (fr)
Aérosand résistant au vert
Publication
Application
Priority
DE 102009024013 A 20090605
Abstract (en)
[origin: EP2308614A1] Molding sand comprises sand, resorcinol formaldehyde aerogel binder, silicate layer and xerogel. An independent claim is included for producing casting molds or -cores from molding sand, comprising filling a negative form of a core with the molding sand mixture and obtaining the wet core of the core mold, and air drying the mold at room temperature to 80[deg] C.
IPC 8 full level
B22C 1/18 (2006.01)
CPC (source: EP)
B22C 1/183 (2013.01); B22C 1/188 (2013.01)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
DOCDB simple family (publication)
DE 102009024013 A1 20101209; EP 2308614 A1 20110413; EP 2308614 B1 20160210
DOCDB simple family (application)
DE 102009024013 A 20090605; EP 10163884 A 20100526