Virginia Tech has developed a technology that is available for licensing. It is a core material derived from biological sources and incorporates biofungacides and biopesticides. For more information, please visit their site here.
Average Rating: 5 out of 5 based on 261 user reviews.
The USDA has a catalog of composite panels and core material which contains a significant portion of biobased material. Visit it here.
Also be sure to check out a new foam product available containing about 40% biobased material, you can purchase this structural foam core at the sandwich panel store.
Average Rating: 4.7 out of 5 based on 168 user reviews.