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Old 03-30-2008, 12:18 AM
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brokencookie brokencookie is offline
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Join Date: Oct 2007
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Default Re: Paint in concrete

Quote:
Originally Posted by dmun View Post
As to the concrete tinting question, I don't know. Couldn't you have the local paint store tint the bucket of water you use to mix the final coat of stucco? Skip the expensive latex paint entirely?
I was thinking more or using up the odd gallon or so of paint I having hanging around to dye to concrete countertop I will be pouring. I found some addition information here.

http://www.csr.org/wdo/iwdo_reports/HSW/HSW%2002-16.pdf

"As a further note, based on the successes shown in this research, the Ready Mix Industry is also
indicating that they would be interested in including waste latex paint in further products."


You can read the entire study from the link. It looks like a mix of about 1 part paint to 9 parts water has some good effects on the concrete. Better details on the surface and a few other things. This makes sense to me as the Cheng concretes for countertops include polymers and latex. The same study proved that adding old paint to asphalt is a bad idea. Since I have no plans to pave my oven with asphalt the point is probably moot .
I might have to run a few trials to see if there is sufficient pigment with a 10% mix to yield a good color. Since countertops are not "structural" concrete I am more willing to take a chance and try alternative solutions. Has anyone else tried coloring concrete ?
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