Invention Grant
- Patent Title: Method for producing TDI-trimerisates with high purity
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Application No.: US16150728Application Date: 2018-10-03
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Publication No.: US10676448B2Publication Date: 2020-06-09
- Inventor: Josef Sanders , Andreas Hecking , Reinhard Halpaap , Frank Richter , Oswald Wilmes , Jan Busch , Tim Loddenkemper , Friedhelm Steffens , Stefan Groth
- Applicant: Covestro Deutschland AG
- Applicant Address: DE Leverkusen
- Assignee: Covestro Deutschland AG
- Current Assignee: Covestro Deutschland AG
- Current Assignee Address: DE Leverkusen
- Agent John E. Mrozinski, Jr.
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@8c5f477
- Main IPC: C08G18/09
- IPC: C08G18/09 ; C08G18/02 ; C07D251/30 ; C08G18/79 ; C09D175/06 ; C08G18/42 ; C09J175/06
Abstract:
The invention relates to a novel method for producing polyisocyanurates comprising isocyanate groups, based on 2,4- and 2,6-toluylene diisocyanate (TDI) and to the use thereof in coating compositions.
Public/Granted literature
- US20190031625A1 METHOD FOR PRODUCING TDI-TRIMERISATES WITH HIGH PURITY Public/Granted day:2019-01-31
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