Physical properties of sodium silicate-based substances make them very attractive for commercial/industrial use. Liquids and solids based on sodium silicate and produced by PQ Corporation have a density from 1.6g/cubic cm. to about 1.4 g/cubic cm.
A very big difference between acrylic and oil paint is the drying time. Acrylics dry in a matter of minutes to hours and oils dry in a matter of hours to weeks! This is a huge factor when choosing whether or not to choose oils versus acrylics.
Report Abuse. The Acrylic in the paint is slowing the drying time of the oil paint, it's happened to me before-I no longer mix-it will take quite a while-oil does anyway, I just cover it, put it somewhere dry-like the airing cupboard, and go onto the next.eport Abuse. The Acrylic in the paint is slowing the drying time of the oil paint, it's happened to me before-I no longer mix-it will take quite a while-oil does anyway, I just cover it, put it somewhere dry-like the airing cupboard, and go onto the next.