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Priority claimed from JP47058053Aexternal-prioritypatent/JPS513487B2/ja
Priority claimed from JP48036921Aexternal-prioritypatent/JPS5238523B2/ja
Priority claimed from JP48036922Aexternal-prioritypatent/JPS5124364B2/ja
Priority claimed from JP48036923Aexternal-prioritypatent/JPS5141917B2/ja
Application filedfiledCritical
Publication of NL7308032ApublicationCriticalpatent/NL7308032A/xx
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
C08G18/00—Polymeric products of isocyanates or isothiocyanates
C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
C08G18/40—High-molecular-weight compounds
C08G18/54—Polycondensates of aldehydes
C08G18/542—Polycondensates of aldehydes with phenols