发明名称 |
BINDER SYSTEM BASED ON POLYURETHANE FOR PRODUCING CORES AND CASTING MOLDS USING CYCLIC FORMALDEHYDES, MOLDING MATERIAL MIXTURE, AND METHOD. |
摘要 |
<p>The invention relates to a binder system for producing cores and casting molds based on polyurethane using phenolic resins, polyisocyanates, and cyclic formaldehydes. The invention further relates to a method for producing a casting and to molding material mixtures containing the binder.</p> |
申请公布号 |
MX2013001120(A) |
申请公布日期 |
2013.06.28 |
申请号 |
MX20130001120 |
申请日期 |
2011.07.28 |
申请人 |
ASK CHEMICALS GMBH |
发明人 |
DIETHER KOCH;CHRISTIAN PRIEBE |
分类号 |
C08G18/54;B22C1/22;C08G18/76;C08K3/34 |
主分类号 |
C08G18/54 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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