| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a method for stably maintaining a viscosity of a composition that is applied to a viscous membrane and contains a cellulose-based thickening agent, and a stably maintained composition. <P>SOLUTION: Incorporation of a specific vegetable oil suppresses reduction of a viscosity of a composition composed of a cellulose-based thickening agent and a nonionic surfactant to maintain the viscosity stably over a long period of time. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
