发明名称 Processo para preparar uma espuma de poliuretano espuma de poliuretano processo para preparar um carpete com substrato ou substrato de carpete de poliuretano e carpete com substrato ou substrato de carpete de espuma de poliuretano
摘要 The present invention is a mechanically frothed foam that is prepared from a polyurethane formulation that includes both an organo-metallic catalyst and a tertiary amine catalyst. Foams of the present invention have low density and good physical properties, which make them desirable for carpet applications.
申请公布号 BR9709003(A) 申请公布日期 1999.08.03
申请号 BR19979709003 申请日期 1997.05.08
申请人 THE DOW CHEMICAL COMPANY 发明人 THOMAS HEEBNER PERRY, JR.
分类号 A47G27/02;C08G18/16;C08G18/18;C08J9/30;D06N3/14;D06N7/00;(IPC1-7):C08G18/16;C08G18/24 主分类号 A47G27/02
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