As a foundation raw material, propylene oxide was reacted with phosgene use the process tradition method that mean low temperature and high temperature two phosgenation sections to synthesis bis chloroformate. Then bis chloroformate was reacted with aromatic amines under the appropriate solvent and appropriate catalyst, after removed the solvent to obtain one kind of new amine-terminated polyether. This amine-terminated polyether may use in polyuria RIM and spurts spreads polyurethane elastomer system, whic...
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