1
Kishan Khemani, Per Just Andersen, Simon K Hodson, Harald Schmidt: Biodegradable polymer films and sheets suitable for use as laminate coatings as well as wraps and other packaging materials. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger & Seeley, June 3, 2003: US06573340 (86 worldwide citation)

Biodegradable polymer blends suitable for laminate coatings, wraps and other packaging materials manufactured from at least one “hard” biopolymer and at least one “soft” biopolymer. “Hard” biopolymers tend to be more brittle and rigid and typically have a glass transition temperature greater than ab ...


2
Jurgen Loercks, Winfried Pommeranz, Harald Schmidt, Ralf Timmermann, Ernst Grigat, Wolfgang Schulz Schlitte: Thermoplastic starch utilizing a biodegradable polymer as melting aid. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger & Seeley, October 29, 2002: US06472497 (62 worldwide citation)

Thermoplastic starch compositions formed by converting native starch or starch derivatives into thermoplastic starch by at least one hydrophobic biodegradable polymer that functions as a plasticizer for starch. The hydrophobic biodegradable polymer may be a polymer selected from the following list: ...


3
Jürgen Lörcks, Winfried Pommeranz, Kurt Klenke, Harald Schmidt, Joachim Heuer: Method for preparing composite materials from renewable raw materials. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger & Seeley, November 12, 2002: US06479164 (13 worldwide citation)

There is provided a method for preparing composite materials from renewable raw materials wherein natural raw materials, especially in fiber form, comprising starch as binder are molded by adding water in accordance with a predetermined temperature and time profile to form boards and molded articles ...


4
Lorcks Jurgen, Pommeranz Winfried, Heuer Joachim, Klenke Kurt, Schmidt Harald: Materiau mixte lamine biodegradable, a base de mousse damidon reticulee; methode de preparation, Biodegradable laminated composite material based on cured starch foam and method for preparing it. Biotec Biologische Naturverpackungen & Co Kg, MCCARTHY TETRAULT, March 17, 1994: CA2143432 (3 worldwide citation)

There is provided biodegradable laminated composite material based on cured starch foam and a method for preparing it. During the preparation the starch foam is simultaneously combined with an additional layer of a further material. The advantages of the invention include the simple and cost-efficie ...


5
Loercks Jurgen, Pommeranz Winfried, Schmidt Harald, Timmermann Ralf, Grigat Ernst, Schulz Schlitte Wolfgang: Materiau biodegradable forme essentiellement damidon thermoplastique ou a base damidon thermoplastique, Biodegradable polymeric mixtures based on thermoplastic starch. Biotec Biologische Naturverpackungen & Co Kg, Bayer, Bayer, Bio Tec Biologische Naturverpackungen & Co Kg, RIDOUT & MAYBEE, December 24, 1997: CA2258843 (3 worldwide citation)

For converting native starch or starch derivatives into thermoplastic starch, it is proposed that the starch, which is principally responsible for the conversion, be mixed with at least one hydrophobic, biodegradable polymer. This hydrophobic, biodegradable polymer which serves as a plasticising or ...


6
Schmidt Harald, Hess Christoph, Mathar Johannes, Hackfort Ralf: (De) Mehrschichtfolie und verfahren zu deren herstellung, (En) Multilayered film and method for manufacturing same. Biotec Biologische Naturverpackungen & Co Kg, Schmidt Harald, Hess Christoph, Mathar Johannes, Hackfort Ralf, COHAUSZ Bleichstrasse 14 40211 Düsseldorf, October 25, 2007: WO/2007/118828 (2 worldwide citation)

(EN) A multilayered film is shown and described that is used in particular for packaging, which comprises at least one first layer A and at least one second layer B, wherein layer A contains thermoplastic polyester and layer B contains thermoplastic starch. The multilayered film according to the inv ...


7
Harald Schmidt, Christoph Hess, Johannes Mathar, Ralf Hackfort: Multilayer film and method for manufacturing same. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger, May 6, 2014: US08715816 (1 worldwide citation)

A multilayered film is shown and described that is used in particular for packaging, which comprises at least one first layer A and at least one second layer B, wherein layer A contains thermoplastic polyester and layer B contains thermoplastic starch. The multilayered film according to the inventio ...


8
Harald Schmidt: Filter element. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger, July 27, 2010: US07762267 (1 worldwide citation)

The aim of the invention is to obtain filter tows or filtering materials for manufacturing filters for smoking products which make it possible to prevent or at least reduce health risks due to the release of the filter components and external contamination of cigarettes by filter components. Accordi ...


9
Hodson Simon K: Fibrous sheets coated or impregnated with biodegradable polymers or polymers blends. Biotec Biologische Naturverpackungen & Co Kg, ADAM Holger, December 9, 2004: WO/2004/106630 (1 worldwide citation)

Fibrous sheets are coated or impregnated with a biodegradable composition to render the sheets more resistant to penetration by liquids. Biodegradable polymer blends suitable for use in coating or impregnating a fibrous sheet can be manufactured from at least one 'hard' biodegradable polymer and at ...


10
Harald Schmidt, Christoph Hess, Johannes Mathar, Ralf Hackfort: Polymer material and method for the production thereof. Biotec Biologische Naturverpackungen & Co KG, Workman Nydegger, October 22, 2013: US08563652

A thermoplastic polymer material containing starch is shown and described, which can be obtained by homogenizing a mixture containing 40 to 85 wt.-% starch and/or starch derivative, 15 to 55 wt.-% softener, and 0.01 to 7 wt.-% of a polymer which contains an epoxy group, while supplying thermal and/o ...