PH SENSITIVE, MODIFIED, CELLULOSE ESTER

摘要

PURPOSE: To provide a modified cellulose ester to dissolve in neutrality or in alkalinity, but not to solute in the other pH. CONSTITUTION: CHEMICAL FORMULA (1):£(C6H7O2)(OR)x(OR')y(OH)3-x-y|n Where R is hydrophobic, R' is hydrophilic and not phthalyl or trimellityl, which is used for controlled release applications, for a cleaning formulation.