Printing press cleaning compositions
AssigneeExplorer Pressroom Solution
InventorsRaymond Dabela, Jeffrey L. Rogers
Life of this patent
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Abstract
Disclose herein is a composition comprising a hydrocarbon solvent; an aromatic solvent; a methylated siloxane; and a surfactant. Also disclosed is a method of preparing an emulsion for cleaning purposes comprising mixing a solution at a rate of greater than 500 rpm for at least two hours, wherein the solution comprises a hydrocarbon solvent, an aromatic solvent, a methylated siloxane, and a surfactant. In addition, disclosed herein is a method of cleaning rollers, plates, or blankets of a printing machine with a cleaning mixture, the method comprising contacting the rollers or blankets with the cleaning mixture, wherein the cleaning mixture comprises a hydrocarbon solvent, an aromatic solvent, a methylated siloxane, and a surfactant.
Claims16
An emulsified composition comprising:
- a hydrocarbon solvent present in between 11 to 50% by volume, wherein the hydrocarbon solvent comprises a branched alkyl chain, a cycloalkyl, a double bond, a triple bond, a hydrocarbon a mixture of at least C5-C30 hydrocarbons, an ether substituted with one or more alkoxy substituents and one or more hydroxyl substituents, or a combination thereof;
- an aromatic solvent, wherein the aromatic solvent is 1-chloro-4-(trifluoromethyl)benzene, present in between 22 to 46% by volume;
- a methylated siloxane present in between 31.5 to 75% by volume;
- and
- a surfactant present in between 15.2% and 75% by volume, comprising a salt or ester of a fatty acid;
- wherein the emulsified composition is an emulsion that does not separate for a period of at least two months.
An emulsified composition comprising
- a hydrocarbon solvent present in between 11 to 50% by volume, wherein the hydrocarbon solvent comprises a branched alkyl chain, a cycloalkyl, a double bond, a triple bond, a hydrocarbon a mixture of at least C5-C30 hydrocarbons, or a combination thereof;
- 1-chloro-4-(trifluoromethyl)benzene, present in between 22 to 46% by volume;
- and
- a methylated siloxane present in between 31.5 and 75% by volume;
- wherein the emulsified composition is an emulsion that does not separate for a period of at least two months.
An emulsified composition comprising:
- a hydrocarbon solvent present in between 11 and 50% by volume, wherein the hydrocarbon solvent comprises a branched alkyl chain, a cycloalkyl, a double bond, a triple bond, a hydrocarbon a mixture of at least C5-C30 hydrocarbons, an ether substituted with one or more alkoxy substituents and one or more hydroxyl substituents, or a combination thereof;
- an aromatic solvent, wherein the aromatic solvent is 1-chloro-4-(trifluoromethyl) benzene, present in between 22 to 46% by volume;
- and
- a surfactant present in between 22 and 46% by volume, comprising a salt or ester of a fatty acid;
- wherein the emulsified composition is an emulsion that does not separate for a period of at least two months.
Dependencies are inferred from the claim text.