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US 12,509,597 B2Granted
Paint remover having reduced flammability
AssigneeW.M. Barr & Company, Inc.
InventorsTim Teague, Matthew Michael Petkus, Dennis Earl Shireman, Alana Byrd
Life of this patent
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Abstract
A composition comprises dimethyl carbonate (DMC) and dimethyl sulfoxide (DMSO) and has a flash point of 70° F. or greater. The composition has a total VOC content defined by the Environmental Protection Agency (EPA) of 50 weight percent (%) or less. The composition removes or strips paint in a period of time of two hours or less. The composition may further comprises one or more corrosion inhibitors.
Claims10
A paint remover composition comprising:
- 10 weight percent to 49 weight percent dimethyl carbonate (DMC),
- dimethyl sulfoxide (DMSO) is present in the paint remover composition, and is included at a concentration of 24 weight percent or less in the paint remover composition,
- 12 weight percent to 25 weight percent xylene or xylene containing mixture of isomers and ethyl benzene, and
- 0.25 weight percent to 25 weight percent of a corrosion inhibitor,
- wherein the composition removes paint and has a flash point between 70 degrees Fahrenheit and 110 degrees Fahrenheit,
- wherein the ratio of DMC to xylene is from 1:2.5 to 4:1,
- wherein the composition removes paint in a time period of two hours or less, and
- wherein the corrosion inhibitor is a soap compound selected from the group consisting of ammonium 9-octadecenoate, monoethanolamine 9-octadecenoate, diglycolamine 9-octadecenoate, morpholine 9-octadecenoate, and a combination thereof.
5 more elements
Dependencies are inferred from the claim text.