以环戊烷为发泡剂的保温管的性能  

Property of Insulating Pipe with Cyclopentane as Foaming Agent

作　　者：周曰从 张景娜 王佳[2] 

机构地区：[1]天津市管道工程集团有限公司保温管厂,天津300400 [2]中国市政工程华北设计研究院,天津300074

出　　处：《煤气与热力》2005年第12期31-33,共3页Gas & Heat

摘　　要：比较了采用环戊烷或CO2作为发泡剂的聚氨酯泡沫的性能指标,分析了2种聚氨酯保温管的热损失,以环戊烷为发泡剂的聚氨酯保温管性能较优。The property indexes of polyurethane foam using cyclopentane or CO2 as foaming agent are compared, the heat loss of the two kinds of polyurethane insulating pipes is analyzed, and the polyurethane insulating pipe using cyclopentane as foaming agent has better property.

关 键 词：直埋式预制保温管 聚氨酯 发泡剂 环戊烷 

分 类 号：TU995[建筑科学—供热、供燃气、通风及空调工程]