- Patent Title: Polyurethane foam and a polyurethane composite comprising the same
-
Application No.: US16094524Application Date: 2017-05-12
-
Publication No.: US10793663B2Publication Date: 2020-10-06
- Inventor: Wenping Wei , Chunlei Zheng , Yefen Wei
- Applicant: COVESTRO DEUTSCHLAND AG
- Applicant Address: DE Leverkusen
- Assignee: COVESTRO DEUTSCHLAND AG
- Current Assignee: COVESTRO DEUTSCHLAND AG
- Current Assignee Address: DE Leverkusen
- Agency: K&L Gates LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@39629c01
- International Application: PCT/CN2017/084139 WO 20170512
- International Announcement: WO2017/198115 WO 20171123
- Main IPC: C08G18/48
- IPC: C08G18/48 ; C08G18/08 ; C08G101/00 ; C08G18/76 ; C08L75/04 ; C08G18/72 ; C08J9/12 ; C08J9/14

Abstract:
The present invention relates to an isocyanate reactive component comprising a specific polyol mixture useful for the preparation of homogenous reactive polyurethane compositions. The invention further relates to a reactive polyurethane composition comprising such isocyanate reactive component and an isocyanate component. It also relates to a homogeneous polyurethane foam having good mold release property and surface quality prepared from such reactive polyurethane compositions. In a further aspect, it relates to a polyurethane composite comprising such homogenous polyurethane foam and having good and flat surface appearance after processing.
Public/Granted literature
- US20190119430A1 A POLYURETHANE FOAM AND A POLYURETHANE COMPOSITE COMPRISING THE SAME Public/Granted day:2019-04-25
Information query