POLYPROPIOLACTONE FILMS, AND METHODS OF PRODUCING THEREOF
Provided is a method of producing a film by cryogenically grinding polypropiolactone to form a powder, and extruding the powder to form the film. Provided herein are also polypropiolactone films having certain biocontent and compostability, as well as certain mechanical and physical properties. Such films may also be suitable for use as packaging materials.
Publication date: 10/10/2019
Number: WO2019195168A1 (A1)
Applicant: NOVOMER INC?[US]
Inventor: VAKIL UTPAL?[US]