Invention Grant
- Patent Title: Process for the preparation of polyether ester polyols
- Patent Title (中): 聚醚酯多元醇的制备方法
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Application No.: US12579513Application Date: 2009-10-15
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Publication No.: US08716515B2Publication Date: 2014-05-06
- Inventor: Klaus Lorenz , Reinhard Albers , Frank Otto
- Applicant: Klaus Lorenz , Reinhard Albers , Frank Otto
- Applicant Address: DE Leverkusen
- Assignee: Bayer MaterialScience AG
- Current Assignee: Bayer MaterialScience AG
- Current Assignee Address: DE Leverkusen
- Agency: Novak Druce Connolly Bove + Quigg LLP
- Priority: DE102008051882 20081016
- Main IPC: C08G18/00
- IPC: C08G18/00 ; C08G63/48 ; C08G63/42 ; C07C69/74 ; C07C69/00 ; C07C43/00
Abstract:
The present invention relates to a process for the preparation of polyether ester polyols starting from fatty acid esters and starter compounds having Zerewitinoff-active hydrogen atoms, and to their use in the production of solid or foamed polyurethane materials.
Public/Granted literature
- US20100099788A1 PROCESS FOR THE PREPARATION OF POLYETHER ESTER POLYOLS Public/Granted day:2010-04-22
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