-
公开(公告)号:US20160280837A1
公开(公告)日:2016-09-29
申请号:US15035000
申请日:2014-11-07
申请人: BASF SE
发明人: YueXia FENG , Cheun Gwo CHEN , Andreas EMGE , Jia Liang DI
CPC分类号: C08G18/14 , C08G18/12 , C08G18/4072 , C08G18/4812 , C08G18/482 , C08G18/5021 , C08G18/632 , C08G2101/0066 , C08G2101/0083 , C08G2190/00 , C08G18/4009
摘要: The present invention relates to a process for producing a polyurethane sealant, which comprises mixing (a) polyisocyanate, (b) polyetherpolyols, (c) aliphatic, exclusively amine initiated alkoxylation products having an OH-number of 400 to 1000 mg KOH/g and a functionality of 4, (d) blowing agents and optionally (e) chain extenders and/or crosslinking agents, (f) catalysts and (g) auxiliaries and/or additives to give a reaction mixture and reacting the reaction mixture to give the polyurethane sealant. The present invention further relates to a cast in place polyurethane sealant, obtained according to a process according to the present invention.
摘要翻译: 本发明涉及一种制备聚氨酯密封剂的方法,其包括将(a)多异氰酸酯,(b)聚醚多元醇,(c)OH-数为400至1000mg KOH / g的脂族的,仅专门胺引发的烷氧基化产物和 4,(d)发泡剂和任选的(e)扩链剂和/或交联剂的官能团,(f)催化剂和(g)助剂和/或添加剂以产生反应混合物并使反应混合物反应得到聚氨酯 密封胶 本发明还涉及根据本发明的方法获得的浇注聚氨酯密封剂。