1. Field of the Invention
The invention relates to a novel washing agent and a washing method utilized for laundry, dry-cleaning, and washing of electronic parts, circuit substrates, precision machines, etc.
2. Description of the Prior Art
In conventional washing methods, water has been used to remove water-soluble soil effectively in laundry since washing was begun historically. However, garments made of material apt to sustain damages such as shrinkage and loosing their trim appearance resulting from the use of water, such as wool and silk are treated with dry-cleaning. Various washing agents are properly used taking damages given to garments into consideration, for example, perchloroethylene, organic solvents etc. which are effective in removing oily soil are employed for dry-cleaning, and CFC-113 which can retain good feeling or garments, and petroleum solvents are also employed properly. Powder cleaning using powdered corn core, etc. and shampoo cleaning utilizing foams are also known.