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公开(公告)号:US20130048137A1
公开(公告)日:2013-02-28
申请号:US13597548
申请日:2012-08-29
申请人: Christof GRIESER-SCHMITZ , Gianpaolo Tomasi , Ludwig Windeler , Alex Popov , Carsten Ellersiek , Annika Halwe-Bommelmann
发明人: Christof GRIESER-SCHMITZ , Gianpaolo Tomasi , Ludwig Windeler , Alex Popov , Carsten Ellersiek , Annika Halwe-Bommelmann
CPC分类号: B29C44/1242 , C08G18/1808 , C08G18/1816 , C08G18/482 , C08G18/4829 , C08G18/5021 , C08G18/6677 , C08G18/7664 , C08G2101/005 , C08J9/141 , C08J2375/04 , F16L59/143
摘要: The present invention relates to a process for producing insulated pipes, the use of a polyurethane system comprising an isocyanate component (a), a polyol mixture (b) and at least one catalyst for producing insulated pipes, wherein the cream time for the polyurethane system is less than the time for introduction of the polyurethane system into the pipe, the use of specific amines as catalyst in a polyurethane system for producing insulated pipes and also an insulated pipe which can be obtained by the process of the invention.
摘要翻译: 本发明涉及一种制造绝缘管的方法,使用包含异氰酸酯组分(a),多元醇混合物(b)和至少一种用于制备绝缘管的催化剂的聚氨酯体系,其中聚氨酯体系的乳化时间 小于将聚氨酯体系引入管中的时间,在用于生产绝缘管的聚氨酯体系中使用特定的胺作为催化剂,以及可以通过本发明的方法获得的绝缘管。