<p>A release agent composition to prevent sticking and facilitate separation of surfaces, such as patterns and core boxes from foundry molds and core s comprises (a) a cross-linkable fluorotelomer comprising repeat units derived from a fluoroalkene; (b) a moisture-curable silicone; (c) a catalyst; and (d) a solvent. Further is provided a method to improve the release properties of molds removed from a pattern or core box comprising applying the release agent composition to the pattern or core box surface.</p>
申请公布号
WO2006044507(A1)
申请公布日期
2006.04.27
申请号
WO2005US36766
申请日期
2005.10.13
申请人
E.I. DUPONT DE NEMOURS AND COMPANY;GOPALRATNAM, USHA, SRINIVASAN;GULLO, MARK, JOSEPH;TESTA, LEONARD, GEORGE
发明人
GOPALRATNAM, USHA, SRINIVASAN;GULLO, MARK, JOSEPH;TESTA, LEONARD, GEORGE