Patents Assigned to GENEWEL CO., LTD
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Patent number: 10987447Abstract: The present invention relates to an antibacterial dressing and a method for preparing the same. According to the present invention, there are provided an antibacterial dressing containing a rapid cell membrane-penetrating component that exhibits excellent bactericidal and antibacterial activities by disrupting the structure and synthesis of protein and nucleic acid, and a method for preparing the same.Type: GrantFiled: March 25, 2016Date of Patent: April 27, 2021Assignee: Genewel Co., Ltd.Inventors: Hyun Jung Kim, Il Kyu Park, Seung Moon Lee, Yong Soo Kim
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Patent number: 9095643Abstract: Provided is a composition preventing tissue adhesion and a method for preparing the same, and, more particularly, a composition preventing tissue adhesion which further contains a drug selectively inhibiting inflammatory response and a method for preparing the composition, in which the composition is produced through a chemical reaction by adding a cross-linking agent to an aqueous solution which contains a block copolymer containing a polyethyleneoxide block having the ability to suppress tissue adhesion, and a polymer with 10,000 to 1,000,000 g/mol of molecular weight which can be mixed with the copolymer; the composition is characterized in that the difference of viscosity, absorbance of visible rays region, and stability between the upper and lower liquid layers are within 10% when centrifuging the composition; and also the method for preparing the composition enhances cross-linking homogenization and viscosity stability through simultaneous spraying and stirring methods without a reaction retardant.Type: GrantFiled: September 17, 2009Date of Patent: August 4, 2015Assignees: Genewel Co., LTD, Hannam University Institute Industry-Academia CooperationInventors: Jin-suk Choi, Young-woo Lee, Yun-gee Lee, Jun-ho Kim, Jin-ho Lee
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Patent number: 8822551Abstract: Disclosed herein is a hyaluronic acid epoxide derivative film comprises a polymer containing a hydroxyl (—OH) terminal group. The film is prepared by allowing an epoxy crosslinker to react with a mixture of hyaluronic acid and a polymer containing a hydroxyl (—OH) terminal group and has improved physical strength, in vivo stability, flexibility, adhesiveness to biological tissue, and biocompatibility.Type: GrantFiled: March 22, 2013Date of Patent: September 2, 2014Assignee: Genewel Co., Ltd.Inventors: Young Woo Lee, Wan Jin Cho, Ji Yeon Jang
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Publication number: 20130253074Abstract: Disclosed herein is a hyaluronic acid epoxide derivative film comprises a polymer containing a hydroxyl (—OH) terminal group. The film is prepared by allowing an epoxy crosslinker to react with a mixture of hyaluronic acid and a polymer containing a hydroxyl (—OH) terminal group and has improved physical strength, in vivo stability, flexibility, adhesiveness to biological tissue, and biocompatibility.Type: ApplicationFiled: March 22, 2013Publication date: September 26, 2013Applicant: GENEWEL CO., LTDInventors: Young Woo Lee, Wan Jin Cho, Ji Yeon Jang
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Publication number: 20110282260Abstract: The present invention relates to a polyurethane foam dressing having excellent adhesive properties and a manufacturing method thereof, in which the polyurethane foam dressing has high capacities for absorption and retention of exudates so that it can be applied even to high-exudate wounds, and in which a hydrophilic adhesive is applied to the wound contact layer of the polyurethane foam dressing so that the foam dressing is advantageous for wound healing and is easily removed without causing pain. Specifically, the polyurethane foam dressing comprises a laminate of a sponge-like wound contact layer and a film-like protective layer, in which an adhesive layer is formed on the wound contact surface of the wound contact layer, wherein the adhesive layer consists of a hydrophilic adhesive composition comprising 100 parts by weight of a hydrophilic adhesive and 0.07-5 parts by weight of a binder.Type: ApplicationFiled: July 27, 2011Publication date: November 17, 2011Applicant: GENEWEL CO., LTD.Inventors: Hyun Jung Kim, Kab Keun Kim, Seung Moon Lee, Il Kyu Park
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Publication number: 20110229432Abstract: Provided is a thermosensitive composition preventing tissue adhesion and a method for preparing the same, and, more particularly, a thermosensitive composition preventing tissue adhesion which further contains a drug selectively inhibiting inflammatory response and a method for preparing the composition, in which the composition is produced through a chemical reaction by adding a cross-linking agent to an aqueous solution which contains a block copolymer containing a polyethyleneoxide block having the ability to suppress tissue adhesion, and a polymer with 10,000 to 1,000,000 g/mol of molecular weight which can be mixed with the copolymer; the composition is characterized in that the difference of viscosity, absorbance of visible rays region, and stability between the upper and lower liquid layers are within 10% when centrifuging the composition; and also the method for preparing the composition enhances cross-linking homogenization and viscosity stability through simultaneous spraying and stirring methods wiType: ApplicationFiled: September 17, 2009Publication date: September 22, 2011Applicants: GENEWEL CO., LTD, HANNAM UNIVERSITY INSTITUTE INDUSTRY-ACADEMIA COOPERATIONInventors: Jin-suk Choi, Young-woo Lee, Yun-gee Lee, Jun-ho Kim, Jin-ho Lee
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Encapsulated functional fine particle composition capable of spraying and preparation method thereof
Publication number: 20110206771Abstract: Provided is an encapsulated functional fine particle composition capable of spraying that is useful for hemostasis and wound protection and allows a patient to treat the wound by oneself. Additionally, the composition can be rapidly applied on a large wound during an operation using an air gun in case of in-vivo application and shows prompt hemostasis.Type: ApplicationFiled: October 30, 2009Publication date: August 25, 2011Applicant: GENEWEL CO., LTDInventors: Jin-suk Choi, Young-woo Lee, Jun-ho Kim, Eun-young Shim