Patent ID: 6489276
Filing Date: 2002-12-03
Classification: C11D

Abstract:
A method for cleaning stainless steel or plastic medical equipment and surgical instruments, the method comprising applying to stainless steel or plastic medical equipment and surgical instruments a composition comprising by weight:a metal silicate or silicate complex2.0 to 20.0%;a metal phosphate or polyphosphate,1.0 to 50.0%;or orthophosphoric acida non-ionic or amphoteric surfactant1.0 to 15.0%;a quaternary ammonium salt1.0 to 3.0%;â€‚with the balance of the composition comprisingde-ionised water or a solid bulking agent;the composition optionally includingone or more of:a sequestering agent0.5 to 3.0%;â€‚an oxygen donor0.1 to 50.0%;an alcohol5.0 to 25.0%;a polysaccharide0.01 to 0.50%;â€‚cationic surfactant or source of cations1.0 to 3.0%;â€‚and; colours, fragrances, and/oras required.anti-foaming agents