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Narumi Shinya: Optical information recording medium and disassembling method therefor. Ricoh, April 11, 2003: JP2003-109244 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide an optical information recording medium and a disassembling method therefor wherein recycling efficiency can be heightened by adopting constitution wherein one layer or a plurality of layers can be separated (disassembled) in a simple condition.SOLUTION: In the optic ...


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Nomura Nakao, Takamura Koji, Kin Tohaku, Yamada Junji, Matsumura Masatoshi: Method of manufacturing biodegradable plastic and apparatus for it. J Corporation, November 28, 2003: JP2003-335850 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a method of producing a biodegradable plastic by synthesizing polylactic acid directly from lactic acid, unlike current processes based on a route of synthesizing polylactic acid from lactic acid through lactide, and an apparatus for the method, which achieve a subst ...


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Takahashi Ikuo, Iida Hirotaka, Yanagisawa Kenichi: Hydrolysis resistance stabilizer for ester group-bearing resin and thermoplastic resin composition. Nisshinbo, March 31, 2005: JP2005-082642 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a hydrolysis resistance stabilizer eliminating the conventional problems of the yellowing discoloration and low heat resistance of a carbodiimide compound as a hydrolytic stabilizer compounded in ester group-bearing resins and biodegradable plastics, and further impr ...


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Murakami Shinichi, Mizuta Yasuo: Food container with disposable lid formed of biodegradable composition. Murakami Corporation Co, May 12, 2005: JP2005-119708 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a food container with a disposable lid formed of biodegradable composition which can perform fermentation and composting together with garbage by combining the food container molded of starch-based composition and the lid molded of resins consisting of biodegradable ...


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Nagashio Kichinosuke: Biodegradable plastic and process for producing the same. Nagashio Kichinosuke, January 27, 2005: JP2005-023262 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a biodegradable plastic that is constructed so that it will completely return to soil or the like by biodegradation even if it is left to stand after discarded so as to save time and labor for waste disposal.SOLUTION: The biodegradable plastics 1-17 are constructed b ...


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Takahashi Ikuo, Iida Hirotaka, Nakamura Norimasa, Yamazaki Yoshihiro, Takeuchi Takeshi: Biodegradable plastic composition, shaped article and method for controlling biodegradation speed utilizing the same. Nisshinbo, June 3, 2004: JP2004-155993 (1 worldwide citation)

PROBLEM TO BE SOLVED: To provide a biodegradable plastic composition that is capable of stably controlling the biodegradation speed and that exhibits enhanced hydrolytic resistance, weatherability, especially excellent durability, to provide a shaped article thereof and to provide a method for contr ...


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Takahashi Ikuo, Iida Hirotaka: Biodegradable plastics composition, molded article of the composition, and method of controlling biodegradation rate. Nisshin Spinning, November 14, 2007: EP1854837-A2 (1 worldwide citation)

Provided are: a biodegradable plastics composition which controls a biodegradation rate with a synergistic controlling effect on three components, adjusts a hydrolysis rate, and shows significantly improved weatherability; a molded article of the composition; and a method of controlling the biodegra ...


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Bastioli Catia, Bellotti Vittorio, Del Giudice Luciano, Lombi Roberto: Polymer compositions for the production of articles of biodegradable plastics material and method for their preparation.. Butterfly, July 24, 1991: EP0437561-A1 (1 worldwide citation)

Polymer compositions useful for the production of articles of biodegradable plastics material with improved biodegradability include destructed starch and a polymer selected from the group consisting of ethylene-vinyl alcohol, polyvinyl alcohol and mixtures thereof wherein at least a portion of the ...


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Mueller Rolf, Innerebner Frederico, Smith Paul, Tervoort Theo A: Polysaccharide-based network and method for the production thereof. Innogel, July 21, 2004: EP1438072-A2 (1 worldwide citation)

The invention relates to the production of polysaccharide networks, especially starch networks, having high a network density, high solidity, a low swelling degree and exhibiting reduced water absorption. The invention also relates to the uses thereof, especially in the field of biodegradable plasti ...