Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Full Title

Polymeric products of isocyanates or isothiocyanates > with compounds having active hydrogen > Processes > Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step

Classification Context

Section:

CHEMISTRY; METALLURGY

Class:

ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON

Subclass:

MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS

Child Classifications

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• C08G 18/12 using two or more compounds having active hydrogen in the first polymerisation step