Patent ID: 9609992
Date: 2017-04-04
CPC Classifications: A47L,C11D,D06M

Claim:
1. A method of cleaning a diamond item comprising rubbing or wiping the item with a cleansing wipe consisting of an absorbent foldable cloth substrate that is soaked with an aqueous suspension consisting of water, an alcohol solution, and diamond particles, wherein the diamond particles have a median equivalent volumetric diameter (Dv50) of less than 40 μm, wherein at least 80% of the diamond particles have an equivalent volumetric diameter of less than 40 μm, and wherein the aqueous suspension consists of water, 0.0001 wt. % to 0.1 wt. % diamond particles, and wherein the concentration of alcohol in the alcohol solution is 40-90 wt. %, such that the diamond particles are suspended in a matrix of the substrate and do not scratch the gem during cleaning.