Taking Acrylic Urethane finish off a wood print floor using alcohol (85%). 
  
Use good ventilation and discard paper towels outside. 
    
       Floor Finish 
       Clear Finish 
       Surface Stain 
       Mod Podge         
       Repair 
       Remove Finish (here) 
     
       
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     02. Polycrilic Acrylic Urethane (the same as "StaysClear") 
    02D.png
     
    
    
    
    
    
    
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     08. Scotch-Brite pad (non-woven abrasive - also called "synthetic steel wool") 
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     16. Dried - looking good! ... but now we'll demo removing the finish 
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     17. Methanol/Ethanol (de-natured alcohol) [time = 0] Use good ventilation!
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     21. the alcohol is getting thick and white [time = 60 sec]
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     22. that may be all this towel-full can dissolve [time = 90 sec]
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     26. this flooding doesn't seem to be getting any more acrylic [time = 20]
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     30. No finish, no shine, the acrylic seems to be totally gone 
    30D.png
     
    
    
    
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     31.  I took off more than just the 'shine' in the beginning and now it shows 
    31D.png
     
    
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     16. This was how it looked after 3 coats, before taking off the finish 
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     31.  ... and again after stripping the finish with methanol  
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    32. Here I tested strippers with an oil-based polyurethane finish
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    33. I used denatured Alcohol again, as well as Lacquer Thinner and Acetone
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    34. Only the Methanol (de-natured alcohol) left the wood-print
    CompareD.jpg
      
    
    
 
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