公开(公告)号：US3796682A

公开(公告)日：1974-03-12

申请号：US3796682D

申请日：1971-08-12

Applicant: TEXACO AG

Inventor： MEYER STOLL H ,  PIRCK D ,  LOTTERMOSER M ,  FUCHS G ,  RAUSCHER B

IPC: B22C1/22 ,  C08G18/40 ,  C08G18/62 ,  C08K3/36 ,  C08L35/02 ,  C08L75/04 ,  C08G51/04

CPC classification number: C08K3/36 ,  B22C1/22 ,  C08G18/4063 ,  C08G18/6204 ,  C08G18/6258 ,  C08L35/02 ,  C08L75/04 ,  C08L2666/14

Abstract: A MOLDING COMPOSITION WHICH MAY BE CURED TO A POLYURETHANE-BOUND MATERIAL PREPARED BY MIXING OF BETWEEN ABOUT 80 AND 98 WT. PERCENT SAND, BETWEEN ABOUT 1 TO 10 WT. PERCENT OF A DIISOCYANATO COMPOUND AND BETWEEN ABOUT 1 AND 10 WT. PERCENT OF A POLYALKOXYLATED COPOLYMER MATERIAL SELECTED FROM THE GROUP CONSISTING OF (A) AN ALKOXYLATED COPOLYMER OF STYRENE AND A HALF ESTER OF AN UNSATURATED DICARBOXYLIC ACID, (B) A MIXTURE OF THE ALKOXYLATED COPOLYMER OF (A) AND A PHENOLFORMALDEHYDE RESIN, (C) A MIXTURE OF THE ALKOXYLATED COPOLYMER OF (A) AND AN ALKANONE-FORMALDEHYDE CONDENSATION PRODUCT, AND (D) A MIXTURE OF THE ALKOXYLATED COPOLYMER OF (A) AND AN ALKYD RESIN.