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Rita M Delrue, Anton L German, Henricus E H Meijer, Antonius H Zijderveld, Jan Bussink: Composition containing a polymer of unsaturated hydrocarbon, A C1-4 alkyl or hydroxyalkylether of starch and a vinyl or acryl polymer as a compatibilizing agent. Cargill Incorporated, Fitch Even Tabin & Flannery, August 10, 1993: US05234978 (20 worldwide citation)

A composition comprising a polymer of an unsaturated hydrocarbon, a C.sub.1-4 alkyl or hydroxyalkylether of starch having a degree of substitution of at least 0.25, and a polyhydric aliphatic alcohol having 2 to 10 carbon atoms and 2 to 6 hydroxyl groups wherein the compatibilizing agent can be a vi ...


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Bastioli Catia, Lombi Roberto, Del Tredici Gianfranco, Guanella Italo: A method for the preparation of destructured-starch-based compositions produced thereby.. Butterfly, December 5, 1990: EP0400531-A1 (20 worldwide citation)

In order to prepare a starch-based composition usable for the production of articles of biodegradable plastics material, a starch is mixed in a heated extruder with a high-boiling plasticizer and a destructuring agent for a time sufficient to cause the starch to be destructured, in dependence on the ...


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Catia Bastiolo, Vittorio Bellotti, Luciano Del Giudice, Roberto Lombi: Polymer compositions for the production of articles of biodegradable plastics material and methods for their preparation. Novamont S p A, Bryan Cave, August 2, 1994: US05334634 (16 worldwide citation)

A polymer composition usable for the production of articles of biodegradable plastics material includes an ethylene/vinyl alcohol copolymer and destructured starch. Preferably, the composition is obtainable by mixing the ethylene/vinyl alcohol copolymer, in a heated extruder, with a starch component ...


15
Rita M Delrue, Anton L German, Henricus E H Meijer, Antonius H Zijderveld, Jan Bussink: Articles manufactured with a composition containing a polymer of unsaturated hydrocarbon, a C.sub.1-4 alkyl or hydroxyalkylether of starch and a vinyl or acryl polymer as a compatibilizing agent. Cargill Incorporated, Fitch Even Tabin & Flannery, November 1, 1994: US05360844 (16 worldwide citation)

Articles manufactured with a composition comprising a polymer of an unsaturated hydrocarbon, a C.sub.1-4 alkyl or hydroxyalkylether of starch having a degree of substitution of at least 0.25, and a polyhydric aliphatic alcohol having 2 to 10 carbon atoms and 2 to 6 hydroxyl groups; wherein the compa ...


16
John J Meister, Meng Jiu Chen: Biodegradable plastics and composites from wood. Barnes Kisselle Raisch Choate Whittemore & Hulbert P C, December 22, 1998: US05852069 (15 worldwide citation)

In this disclosure, there are provided materials which completely degrade in the environment far more rapidly than pure synthetic plastics but which possesses the desirable properties of a thermoplastic: strength, impact resistance, stability to aqueous acid or base, and deformation at higher temper ...


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Bastioli Catia, Bellotti Vittorio, Del Tredici Gianfranco: A polymer composition including destructured starch and an ethylene copolymer.. Butterfly, July 24, 1991: EP0437589-A1 (14 worldwide citation)

A polymer composition useful for the production of articles of biodegradable plastics material includes destructured starch and a copolymer selected from the group consisting of ethylene-vinyl acetate, ethylene-glycidyl acrylate, ethylene-methyl methacrylate, ethylene-maleic anhydride and possibly e ...


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Norio Yanagisawa, Toshikazu Murayama, Yorozu Yokomori, Yoshiharu Kimura, Nobuko Tsuzaki: Process for producing polyhydroxycarboxylic acid. Kyowa Hakko Kogyo, Antonelli Terry Stout & Kraus, September 14, 1999: US05952455 (11 worldwide citation)

The present invention provides a process for producing polyhydroxycarboxylic acids which have a weight-average molecular weight of 50,000 or above and which are excellent as biodegradable plastics by polycondensing hydroxycarboxylic acids or oligomers thereof in the presence of an inorganic solid ac ...


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Yrjo Malkki, Olavi Myllymaki, Risto Tuomela: Method for preparing fine-granuled and modified starches. Exavena Oy, Pennie & Edmonds, July 27, 1999: US05929231 (10 worldwide citation)

The subject of the invention is a method for preparing fine-granuled starch from kernels of oats or rice. In the method, the kernels are ground and the starch is separated from the starch containing fraction obtained by the milling. An essential feature of the invention is that a suspension of the s ...


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Della Valle Francesco, Romeo Aurelio: Esters reticules de lacide hyaluronique, Cross-linked esters of hyaluronic acid. Fidia, BORDEN LADNER GERVAIS, May 4, 1993: CA1317287 (10 worldwide citation)

ABSTRACT OF THE DISCLOSURETotal or partial cross-linked esters of hyaluronic acid areprovided which result from the esterification of aliphaticpolyhydric alcohols with two or more carboxy groups of thehyaluronic acid polysaccharide, with the proviso that the cross-linked ester is not the cross-linke ...



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