发明名称 |
Preparation of recyclate polyols |
摘要 |
The invention relates to a process for the preparation of recyclate polyols by reacting rigid polyurethane foam with short-chain hydroxyl-containing compounds, which comprises adding at least one epoxidized native fatty oil to the reaction mixture after glycolysis at a temperature from 10 DEG to 80 DEG C. below the glycolysis temperature.
|
申请公布号 |
US5556889(A) |
申请公布日期 |
1996.09.17 |
申请号 |
US19950565207 |
申请日期 |
1995.10.06 |
申请人 |
BASF SCHWARZHEIDE GMBH |
发明人 |
NABER, BERNHARD;LEZIUS, MARITTA |
分类号 |
C08J11/18;C08G18/40;C08J11/24;C08L75/04;(IPC1-7):C08J11/04 |
主分类号 |
C08J11/18 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|