What can be used to easily remove the words printed on the packaging plastic bag?

If characters are printed on the surface of the plastic bag, it can be wiped with toluene or mixed solution of toluene and isopropanol to remove the printed characters.

If it is a compound bag, the characters are usually printed between two layers of plastic films, and the surface can not be erased by wiping. The first film must be uncovered and then wiped with toluene or toluene-isopropanol mixture to remove the printed characters on the film.

Plastic packaging bag is a kind of packaging bag made of plastic, which is widely used in daily life and industrial production, but this temporary convenience has brought long-term harm.

Commonly used plastic packaging bags are mostly made of polyethylene film, which is non-toxic, so it can be used to hold food.

There is also a kind of film made of PVC, which is not toxic in itself, but the additives added according to the purpose of the film are often harmful to human body and have certain toxicity. Therefore, this film and plastic bags made of this film are not suitable for holding food.

References:

Baidu encyclopedia-plastic packaging bag