| http://www.w3.org/ns/prov#value | - Now, in the present invention, it has been found that coatings of a biodegradable polymer on a first side of the paperboard and of a polyolefin such as polyethylene on the second side of a paperboard can be formulated and designed so that in the presence of composting conditions, degradation of the first coating and the paperboard substrate take place at an acceptable rate leaving the second side
|
