wikiHow Video: How to Remove Paint from Plastic. If you have sensitive skin, it would be a good idea to wear plastic or vinyl gloves. You agree that BobVila.com may process your data in the manner described by our Privacy Policy. A customer purchased a fleet of used rental vans and repainted/re-purposed the vehicles from construction. So, how to remove spray paint from plastic with a litle bit of vegetable oil? Hinges? It’s specifically designed to attack the problem of stained and discolored plastic trim and remove the discoloration and restore the plastic to its natural, like-new state. Answered. It is a decent idea to use paint scraper for removing paint. Instead, gently scrape away drips with a plastic putty knife, using vegetable oil … While it may seem counter-intuitive, the more paint on the surface, the better. If you’re worried about this, use your fingernail. Try to get the cheap caustic stuff versus the new "less toxic" varieties. This is to avoid scratching or damaging the surface while you are trying to remove the paint. How To Remove Dried Paint From Plastic Window Frames. Solvents that Remove Dried Latex Paint Alcohol is a well-known cleaning agent for dried latex paint. You might even want to press the area with your fingernail; if you see an indent, choose a different solvent. Next, scrape the straight edge across the paint, continuing until all of the paint is gone. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/5\/56\/Remove-Paint-from-Plastic-Step-1.jpg\/v4-460px-Remove-Paint-from-Plastic-Step-1.jpg","bigUrl":"\/images\/thumb\/5\/56\/Remove-Paint-from-Plastic-Step-1.jpg\/aid10096054-v4-728px-Remove-Paint-from-Plastic-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"