By Sandra Avant
Special to Poultry Times
BELTSVILLE, Md. — A new starch-based film, or coating, developed by Agricultural Research Service (ARS) scientists, can make paper and other materials more water resistant and biodegradable. The film can potentially be used in food packaging, plastic bags, and other products, reducing the amount of synthetic products clogging landfills.
Starch, which is 100-percent biodegradable, is used in some plastics and films because it is inexpensive and biodegrades rapidly. But existing starch-containing materials do not have the strength, flexibility and ease of processing required for many other uses.
Polyvinyl alcohol. . .
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