Patents Assigned to Dongbu Hannong Chemical Co., Ltd.
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Patent number: 7456304Abstract: Disclosed relates to a method for improving a conversion rate of oil soluble unsaturated lipids into water-soluble lipids and, more particularly, to a method for improving a conversion rate of oil soluble unsaturated lipids into water-soluble lipids that forms an unsaturated lipid-chloride derivative having an increased reaction activity by using a pyridine-thionyl chloride as a catalyst, not directly causing a reaction between the unsaturated lipids and amino acids, or that applies an emulsifier to cause a reaction between the unsaturated lipids and amino acids so as to minimize the size of lipid particles to a nano-size of less than 50 nm, thus improving the reaction conversion rate to more than 99%.Type: GrantFiled: March 24, 2006Date of Patent: November 25, 2008Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Seong Kweon Lee, Soon-Kee Sung, Sung Soo Kim, Jung Kyu Yi
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Patent number: 7414068Abstract: The present invention relates to benzopyran derivatives substituted with secondary amines including tetrazole, method for preparing thereof and pharmaceutical compositions containing them. The compounds of the present invention can be used for protecting neuronal cells and brain damage; antioxidation; inhibiting NO generation; protecting heart; suppressing angiogenesis; protecting preserving organs such as kidney, heart and tissue, and protecting organs in major cardiovascular surgery.Type: GrantFiled: April 10, 2003Date of Patent: August 19, 2008Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Hong Lim, Dong-Ha Lee, Sun-Ok Kim, In-Young Choi, Sung-Eun Yoo, Kyu-Yang Yi, Sun-Kyung Lee, Jee-Hee Suh, Nak-Jeong Kim, Byung-Ho Lee, Ho-Won Seo, Hwa-Sup Shin
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Patent number: 7309793Abstract: The present invention relates to benzopyran derivatives substituted with a benzimidazole derivative, or pharmaceutically acceptable salts thereof, a preparation method of the same and pharmarceutical compositions containing them. Benzopyran derivatives substituted with a benzimidazole derivative, represented in Formula (1), have the function of protecting heart from ischemia-reperfusion without side effect like vasodilation, so that a pharmaceutical composition containing benzopyran derivatives substituted with a benzimidazole derivative or pharmaceutically acceptable salts thereof of the present invention as an effective ingredient can be effectively used for the protection of tissues influenced by ischemia-reperfusion, for example, for the protection of heart, nervous cells, brain, retinal cells, storage organs, etc. and for the treatment of diseases caused by ischemia-reperfusion.Type: GrantFiled: May 28, 2004Date of Patent: December 18, 2007Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Hong Lim, Dong Ha Lee, Sun Ok Kim, Sung-Eun Yoo, Kyu Yang Yi, Sun Kyung Lee, Jee Hee Suh, Nak Jeong Kim, Sun Kyung Hwang, Tae Mi Kim, Byung Ho Lee, Ho-Won Seo
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Patent number: 6947144Abstract: The present invention relates to a method for visualizing GFP expression in callus, various tissue and organ of the transgenic plants as image and system using the same. The said method needs no other additional genetic product, substrate or cofactor and can detect very simply and quickly GFP expression by using the said system of the present invention consisting of a CCD camera, a light source, band-pass filter and data processing computer, so it provides many advantages for selection of transgenic seeds, for studying of gene expression in the tissue or organ of plants, or for studying of specificity of each development step.Type: GrantFiled: April 4, 2001Date of Patent: September 20, 2005Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Joo-Kon Kim, Byoung-Chull Chung, Yong-Joo Park
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Patent number: 6600048Abstract: The present invention relates to novel herbicidal phenoxypropionic acid N-alkyl-N-2-fluorophenyl amide compounds represented in the following formula (1), a method for preparing thereof, their use to control barnyard grass produced from rice and composition as suitable herbicides. wherein, R is methyl or ethyl group; X is hydrogen, halogen, cyano, C1˜C6 alkyl, C1˜C6 alkoxy, C1˜C3 haloalkyl substituted with 1 to 3 of halogen atom(s), C1˜C3 haloalkoxy substituted with 1 to 3 of halogen atom(s), C2˜C4 alkoxyalkoxy, phenox,benzyloxy, C2˜C6 alkenyl, C2˜C6 alkinyl, C2˜C6 alkenyloxy, C2˜C6 alkinyloxy, or phenyl group; Y is hydrogen or fluoro; n is an integer of 1 or 2 and when n is 2, X can be in a combination of other substituents.Type: GrantFiled: July 30, 2002Date of Patent: July 29, 2003Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
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Publication number: 20030096706Abstract: The present invention relates to novel 1Type: ApplicationFiled: July 30, 2002Publication date: May 22, 2003Applicant: Dongbu Hannong Chemical Co., Ltd.Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
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Patent number: 6489268Abstract: The present invention relates to high selective herbicidal phenoxypropionic acid alkoxycarbonyl anilid compounds represented in formula 1, method of preparing thereof, their use to control barnyard grass produced from rice, and a composition as suitable herbicides, wherein R is a hydrogen atom, methyl or ethyl group; R1 is a hydrogen atom, C1-C6 alkyl, C1-C6 alkyl substituted with 1 to 3 of the group consisting of hydroxy, carboxyl, and a halogen atom, C3-C6 cycloalkyl, C3-C4 alkenyl, C3-C4 alkinyl, or C2-C4 alkoxyalkyl group; n is an integer of 1 or 2 and when n is 2, R1 can be a combination of other substituents.Type: GrantFiled: January 29, 2002Date of Patent: December 3, 2002Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Tae-Joon Kim
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Patent number: 6486098Abstract: The present invention relates to novel herbicidal phenoxypropionic acid N-alkyl-N-2-fluorophenyl amides represented in formula (1), a method for preparing thereof, their use to control barnyard grass produced from rice and composition as suitable herbicides. In said formula, R is methyl or ethyl group; X is hydrogen, halogen, cyano, C1˜C6 alkyl, C1˜C6 alkoxy, C1˜C3 haloalkyl substituted with 1 to 3 of halogen atom(s), C1˜C3 haloalkoxy substituted with 1 to 3 of halogen atom(s), C2˜C4 alkoxyalkoxy, phenoxy, benzyloxy, C2˜C6 alkenyl, C2˜C6 alkinyl, C2˜C6 alkkenyloxy, C2˜C6 alkinyloxy, or phenyl group; Y is hydrogen or fluoro; n is an integer of 1 or 2 and when n is 2, X can be in a combination of other substituents.Type: GrantFiled: February 20, 2001Date of Patent: November 26, 2002Assignee: Dongbu Hannong Chemical Co. Ltd.Inventors: Dae Whang Kim, Hae Sung Chang, Young Kwan Ko, Jae Wook Ryu, Jae Chun Woo, Dong Wan Koo, Jin Seog Kim
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Patent number: 6469209Abstract: The present invention relates to novel acrylate-type N-methyl E-2-(2-methylphenyl)oxymethyl)-6-methylphenyl-glyoxylamide O-methyl oxime represented by formula (1), its preparation method and its use as fungicides. The compound of the present invention has not only stronger fungicidal effect on plant pathogens at low concentrations but also broader fungicidal spectrum than the conventional fungicides. Especially, because the compound has excellent systemic and curative effect as well as no toxicity, it can be used as an efficacious agricultural fungicide. In addition, the compound of the present invention can be useful as environmental-friendly fungicide capable of causing less environmental pollution fungicide due to its strong fungicidal effect at low concentrations.Type: GrantFiled: December 14, 2001Date of Patent: October 22, 2002Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Hong Lim, Bong Jin Chung, Jong Sang Chung, In Young Choi, Dae Jong Park, Chang Il Hwang
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Patent number: 6413983Abstract: The present invention relates to novel benzopyranyl heterocycle derivatives of the formula 1, process for preparation thereof and pharmaceutical use of the benzopyranyl heterocycle derivatives. The benzopyranyl heterocycle derivatives of the present invention can be used for protecting heart, brain, retina and neuronal cell from “ischemia-reperfusion” injury, treatment for diseases related to it and suppressing lipid peroxidation. Wherein R1, R2, R3, R4, n and * are each defined in specification.Type: GrantFiled: November 28, 2000Date of Patent: July 2, 2002Assignee: Dongbu Hannong Chemical Co. Ltd.Inventors: Sung-Eun Yoo, Sun Kyung Lee, Kyu Yang Yi, Nak Jeong Kim, Jee Hee Suh, Hwa Sup Shin, Byung Ho Lee, Ho Won Seo, Hong Lim, Sun-Ok Kim, Dongha Lee, Insun Cho, Miae Namgung, Dongsoo Jang
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Patent number: 6323238Abstract: The present invention relates to novel benzopyranyl guanidine derivatives of the formula 1, process for preparation therof and pharmaceutical use of the benzopyranyl guanidine derivatives. The benzopyranyl guanidine derivatives of the present invention can be used for protecting heart, neuronal cell or brain damage, preserving organs, and also the benzopyranyl guanidine derivatives are pharmacologically useful for inhibiting NO generation, and for suppressing lipid peroxidation, angiogenesis or restenosis. Wherein R1, R2, R3, R4, R5, R6, n and * are each defined in specification.Type: GrantFiled: October 20, 2000Date of Patent: November 27, 2001Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Sung-Eun Yoo, Kyu Yang Yi, Sun Kyung Lee, Nak-Jeong Kim, Jee Hee Suh, Young Sook Park, Sun Kyung Hwang, Hwa Sup Shin, Byung Ho Lee, Ho Won Seo, Hong Lim, Sun-Ok Kim, In Sun Cho, Miae Namgoong, Dongsoo Jang
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Patent number: 6051737Abstract: The present invention relates to a novel aryl benzoyl urea derivative represented by formula (I), in which X.sup.1 and X.sup.2 independently of one another represent hydrogen, fluoro, chloro or bromo, R.sup.1 represents chloro, bromo or trifluoromethyl, one of R.sup.2 and R.sup.4 is hydrogen and the other represents fluoro, chloro, bromo, cyano or trifluoromethyl, and R.sup.3 represents fluoro, chloro, bromo or cyano, which has a potent growth-retarding activity against pests.Type: GrantFiled: August 26, 1998Date of Patent: April 18, 2000Assignee: Dongbu Hannong Chemical, Co. Ltd.Inventors: Jung Ho Kim, Je Wan Woo, Yong Woo Shin, Jung Nyoung Heo, Eui Deok Kim, Joon Seo Park
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Patent number: 6022882Abstract: The present invention relates to a novel benzoyl urea derivative which exhibits potent growth-retarding activity against pests and which is represented by formula (I), ##STR1## in which A represents N or CH, and X.sup.1 and X.sup.2 independently of one another represent hydrogen, fluoro, chloro or bromo.Type: GrantFiled: December 21, 1998Date of Patent: February 8, 2000Assignee: Dongbu Hannong Chemical Co., Ltd.Inventors: Jung Ho Kim, Yong Woo Shin, Jung Nyoung Heo, Eui Deok Kim, Joon Seo Park, Hyun Sam Song