1
Patrick R Gruber, Jeffrey J Kolstad, Christopher M Ryan, Eric S Hall, Robin S Eichen Conn: Paper having a melt-stable lactide polymer coating and process for manufacture thereof. Cargill Incorporated, Merchant Gould Smith Edell Welter & Schmidt, December 12, 1995: US05475080 (218 worldwide citation)

A lactide polymer coating resulting in a strong, repulpable, high gloss, paper coating. The lactide polymer comprises a plurality of poly(lactide) polymer chains, residual lactide in concentration of less than about 5 percent and water in concentration of less than about 2000 parts-per-million. A pr ...


2
Patrick R Gruber, Eric S Hall, Jeffrey J Kolstad, Matthew L Iwen, Richard D Benson, Ronald L Borchardt: Continuous process for manufacture of lactide polymers with controlled optical purity. Cargill Incorporated, Merchant Gould Smith Edell Welter & Schmidt, August 25, 1992: US05142023 (214 worldwide citation)

A process for the continuous production of polylactide polymers from lactic acid which incorporates removal of water or a solvent carrier to concentrate the lactic acid feed followed by polymerization to a low-molecular-weight prepolymer. This prepolymer is fed to a reactor in which a catalyst is ad ...


3
Martin B Barke, Rebecca A Luebke: Stable protective seed coating. Cargill Incorporated, Fitch Even Tabin Flannery & Welsh, June 9, 1981: US04272417 (203 worldwide citation)

A stable, liquid seed coating composition is provided, including a binding agent, an active ingredient and a coloring agent in a liquid medium including water and a polyol.


4
Ali Zakareya El Afandi, Patrick Richard Gruber, Jeffrey John Kolstad, James Lunt, Christopher M Ryan, James Zakareya Nangeroni, Nancy Uzelac Buehler, Mark Hartmann, Jed Richard Randall, Andrea Lee Brosch: Compostable multilayer structures, methods for manufacture, and articles prepared therefrom. Cargill Incorporated, Merchant Gould Smith Edell Welter & Schmidt P A, December 15, 1998: US05849401 (196 worldwide citation)

A compostable multilayer film includes a core layer having a first surface and a second surface, a first blocking reducing layer covering the first surface of the core layer, and a second blocking reducing core layer comprises a lactic acid residue-containing polymer having a glass transition temper ...


5
Patrick R Gruber, Jeffrey J Kolstad, Christopher M Ryan, Eric S Hall, Robin S Eichen Conn: Melt-stable amorphous lactide polymer film and process for manufacturing thereof. Cargill, Merchant Gould Smith Edell Welter & Schmidt, January 16, 1996: US05484881 (190 worldwide citation)

An amorphous film comprised of a lactide polymer. The lactide polymer comprises a plurality of poly(lactide) polymer chains, residual lactide in concentration of less than about 2 percent and water in concentration of less than about 2000 parts-per-million. A process for manufacturing an amorphous f ...


6
Donald M Bigg, Richard G Sinclair, Edward S Lipinsky, John H Litchfield, Billy R Allen: Degradation control of environmentally degradable disposable materials. Cargill Dow Polymers, Sheridan Ross P C, November 27, 2001: US06323307 (189 worldwide citation)

The present invention is directed to a method for reducing waste accumulation by using an environmentally degradable disposable material. The disposable material, which includes a hydroxycarboxylic acid-containing polymer, degrades hydrolytically during operative and disposal stages in a controlled ...


7
Patrick Richard Gruber, Eric Stanley Hall, Jeffrey John Kolstad, Matthew Lee Iwen, Richard Douglas Benson, Ronald Leo Borchardt: Continuous process for the manufacture of lactide and lactide polymers. Cargill, Merchant Gould Smith Edell Welter & Schmidt P A, December 4, 2001: US06326458 (183 worldwide citation)

A process for the continuous production of substantially purified lactide and lactide polymers from lactic acid or an ester of lactic acid including the steps of forming crude polylactic acid, preferably in the presence of a catalyst means in the case of the ester of lactic acid, to form a condensat ...


8
Patrick R Gruber: Poly(lactide) copolymer and process for manufacture thereof. Cargill Incorporated, Merchant Gould Smith Edell Welter & Schmidt, October 25, 1994: US05359026 (183 worldwide citation)

A copolymerized poly(lactide) polymer. A lactide is copolymerized with an epoxidized fat, oil, or mixture thereof thereby resulting in poly(lactide) copolymers having improved processing properties over prior poly(lactide)s.


9
Vineet Rajgarhia, Vassily Hatzimanikatis, Stacey Olson, Ting Carlson, John N Starr, Jeffrey J Kolstad, Aharon Eyal: Production of lactate using crabtree negative organisms in varying culture conditions. Cargill Dow Polymers, Merchant & Gould P C, November 26, 2002: US06485947 (176 worldwide citation)

Crabtree negative organisms such as Kluyveromyces, Pichia, Hansenula and Candida, are used to make selected organic products such as lactic acid. The organisms are cultured in a first culture medium that includes glucose, under conditions that promote cellular respiration. The organisms are then cul ...


10
Patrick R Gruber, Jeffrey J Kolstad, Christopher M Ryan: Melt-stable semi-crystalline lactide polymer film and process for manufacture thereof. Cargill Incorporated, Merchant Gould Smith Edell Welter & Schmidt, July 16, 1996: US05536807 (170 worldwide citation)

A semi-crystalline film comprised of a lactide polymer. The lactide polymer comprises a plurality of poly(lactide) polymer chains, residual lactide in concentration of less than about 5 percent and water in concentration of less than about 2000 parts-per-million. A process for manufacturing a semi-c ...