09.03.14
US Patent No. 8,796,197 B2; Yun-Chun Lo of Taiwan has patented a portable cleaning article, comprised of a coated capsule and a cleaning agent that is contained in the coated capsule. The coated capsule includes a first thin-film layer for containing the cleaning agent, an oil layer for coating on said first thin film layer, and a second thin-film layer for coating on the oil layer. The coated capsule dissolves in water.