| abstract |
A rubber composition for cleaning a metal mold comprises a rubber, an aminoalcohol, a glycol, an adsorptive, and if desired, an organic silane of the formula, Z 1 - Alk 1 - S n - Alk 2 - Z 2 where Z 1 and Z 2 are - Si(R 1 ) (R 2 )(R 3 ) where R 1 , R 2 and R 3 are C 1-4 alkoxy, Alk 1 and Alk 2 are C 1 - C 6 hydrocarbylene, n is 2 - 6, or an organic peroxide having a predetermined half-life due to decomposition. n Metal molds are cleaned by bringing the above-mentioned rubber composition into contact with a surface of a dirtied metal mold and heating. |