Patent search ap:("BASF SE") AND inv:"SHIN SUNGHEE" Page 1

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发明专利
Preparing polyurethane hard foams, useful e.g. in engine cover and pipe bowls, and for isolating heated material, comprises reacting polyisocyanate with compound having at least two isocyanate reactive groups in presence of blowing agents 未知

公开(公告)号：DE102008040471A1

公开(公告)日：2009-01-22

申请号：DE102008040471

申请日：2008-07-16

Applicant: BASF SE

Inventor： EMGE ANDREAS , SEIFERT HOLGER , GARCIA MARCOS ALEJANDRA , SHIN SUNGHEE , RENNER CHRISTIAN

IPC: C08L75/04 , C01B31/04 , C08J9/04 , C08K3/04

Abstract: Preparing polyurethane hard foams (I) with low thermal conductivity, comprises reacting polyisocyanate with at least a compound having at least two isocyanate reactive groups in the presence of blowing agents, where the foam further comprises oxidized graphite. An independent claim is included for polyurethane-hard foam material produced by the process.

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