Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
November 9, 2021
Patent Application Number
20180305
Date Filed
March 5, 2018
Patent Citations Received
Patent Primary Examiner
Patent abstract
The invention relates to a process used to produce open-cell and extremely fine-cell PUR/PIR rigid foams, said process using a polyol formulation comprising a specific isocyanate-reactive component, a catalyst component having zerewitinoff-active hydrogens and a cell-opener component.
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