containing heterocyclic rings having at least one nitrogen atom in the ring

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CPC
C08G18/4638

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CCHEMISTRY METALLURGY C08Organic compounds C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS C08G18/00Polymeric products of isocyanates or isothiocyanates

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C08G18/4638containing heterocyclic rings having at least one nitrogen atom in the ring

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Patents Grantslast 30 patents

Information Patent Grant
3732168
- Patent number 3,732,168
- Issue date May 8, 1973
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...