Sennelier Methyl-Cellulose Binder To glue or repair torn paper, it is dissolved with distilled water and is reversible if it is wet again, it dissolves again.It is ideal for paper, since it is inert and acid-free, preventing the paper from cracking. This binder is used with pigments: As resin for the manufacture of traditional gouaches. As a pasting agent for pigments before preparing vinyl, acrylic, and tempera colors. 250 ml bottle