but rather a desire to use a paper without any plastic -- perhaps a paper that is more natural.
The polyethylene coating under the emulsion is just one of many coatings on the paper. I wouldn't consider it to be 'more natural' without it. It's a production line, bulk manufactured process either way.
"People who say things won't work are a dime a dozen. People who figure out how to make things work are worth a fortune" - Dave Rat.