Wire and felt cleaning

C - Chemistry – Metallurgy – 11 – D

Patent

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134/29

C11D 7/50 (2006.01) C11D 7/06 (2006.01) D21F 1/32 (2006.01) C11D 7/26 (2006.01) C11D 7/32 (2006.01)

Patent

CA 1319078

ABSTRACT A composition and method for cleaning papermill wire and felt are disclosed which use surprisingly effective combinations of organic cleaning components, such as N-methyl-2-pyrrolidone and ?-butyrolactone (and certain of their structurally related compounds) with an alkali, such as sodium metasilicate and sodium hydroxide land other alkali metal hydroxides), in both water and an organic cosolvent such as isopropanol, acetone, and 2-butoxyethanol (and other glycol ethers).

558892

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