1
Jean M Mayer, Glenn R Elion: Cellulose acetate and starch based biodegradable injection molded plastics compositions and methods of manufacture. The United States of America represented by the Secretary of the Army, Richard J Donahue, Anthony J Lane, February 22, 1994: US05288318 (92 worldwide citation)

A method and composition are provided for making biodegradable injection ded parts from 30% to 70% cellulose acetate, 10% to 60% unmodified raw (whole) starch and 5% to 35% plasticizer including glycerols and glycerol acetates. Other ingredients that can be used include: starch, flour and paper acet ...


2
Jean M Mayer, Mark J Hepfinger, Elizabeth A Welsh: Method of producing biodegradable starch-based product from unprocessed raw materials. The United States of America represented by the Secretary of the Army, Richard J Donahue, June 21, 1994: US05322866 (33 worldwide citation)

This invention discloses a method of preparing and extruding biodegradable starch blends into biodegradable products in such a way that preprocessing steps, such as gelatinizing or destructurizing of the starch, are not required. Unprocessed raw starch is combined with biodegradable copolymers such ...


3
Jean M Mayer, David L Kaplan: Method of forming a crosslinked chitosan polymer and product thereof. The United States of America represented by the Secretary of the Army, Richard J Donahue, Lawrence E Labadini, May 14, 1991: US05015293 (11 worldwide citation)

A method of forming a crosslinked chitosan polymer comprises contacting cosan with a basic solution of an epihalohydrin compound and heating the resulting mixture to a temperature and for a time sufficient to effect crosslinking of the chitosan. The crosslinked chitosan polymer exhibits water insolu ...