Patents by Inventor Sang-Yull Kim
Sang-Yull Kim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
-
Patent number: 9062135Abstract: Disclosed is a method for preparing a solid catalyst for propylene polymerization, specifically to a method for preparing a solid catalyst for propylene polymerization which can produce a polypropylene having high melt flow rate, a wide molecular distribution and excellent stereoregularity with a high production yield.Type: GrantFiled: September 3, 2013Date of Patent: June 23, 2015Assignee: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Joon Ryeo Park, Eun Il Kim, Jin Woo Lee
-
Patent number: 9045572Abstract: Disclosed are a method for preparing a solid catalyst for propylene polymerization and a catalyst prepared thereby. Specifically, disclosed are a method for preparing a solid catalyst for propylene polymerization which can prepare polypropylene having excellent stereoregularity with a high production yield by using silane compounds and bicycloalkanedicarboxylate or bicycloalkenedicarboxylate as an internal electron donor, and a catalyst prepared thereby method for preparing polypropylene using the same.Type: GrantFiled: December 30, 2010Date of Patent: June 2, 2015Assignee: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Jin Woo Lee, Eun Il Kim, Joon Ryeo Park
-
Patent number: 9034781Abstract: Provided are a solid catalyst for propylene polymerization and a method for preparing the same, specifically a solid catalyst for propylene polymerization which does not contain any environmentally harmful material and can produce a polypropylene having excellent stereoregularity with a high production yield, and a method for preparing the catalyst.Type: GrantFiled: September 2, 2011Date of Patent: May 19, 2015Assignee: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Jin Woo Lee, Eun Il Kim, Joon Ryeo Park
-
Patent number: 8664142Abstract: Disclosed is a method for preparing a solid catalyst for propylene polymerization, specifically to a method for preparing a solid catalyst for propylene polymerization which can produce a polypropylene having high melt flow rate, a wide molecular distribution and excellent stereoregularity with a high production yield.Type: GrantFiled: October 1, 2010Date of Patent: March 4, 2014Assignee: Samsung Total Petrochemicals Co., Ltd.Inventors: Sang Yull Kim, Joon Ryeo Park, Eun Il Kim, Jin Woo Lee
-
Publication number: 20140005038Abstract: Disclosed is a method for preparing a solid catalyst for propylene polymerization, specifically to a method for preparing a solid catalyst for propylene polymerization which can produce a polypropylene having high melt flow rate, a wide molecular distribution and excellent stereoregularity with a high production yield.Type: ApplicationFiled: September 3, 2013Publication date: January 2, 2014Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull KIM, Joon Ryeo PARK, Eun Il KIM, Jin Woo LEE
-
Publication number: 20140005345Abstract: Provided are a solid catalyst which includes an internal electron donor mixture including at least one selected from bicycloalkane dicarboxylates and bicycloalkene dicarboxylates, and benzene 1,2-dicarboxylic acid ester, and can produce a polypropylene having excellent stereoregularity and melt flowability with a high catalytic activity, and a method for preparing polypropylene using the catalyst.Type: ApplicationFiled: June 18, 2013Publication date: January 2, 2014Inventors: Sang Yull KIM, Eun Il KIM, Joon Ryeo PARK
-
Publication number: 20130237406Abstract: Provided are a solid catalyst for propylene polymerization and a method for preparing the same, specifically a solid catalyst for propylene polymerization which does not contain any environmentally harmful material and can produce a polypropylene having excellent stereoregularity with a high production yield, and a method for preparing the catalyst.Type: ApplicationFiled: September 2, 2011Publication date: September 12, 2013Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Jin Woo Lee, Eun Il Kim, Joon Ryeo Park
-
Patent number: 8394734Abstract: Provided are a solid catalyst for propylene polymerization which includes titanium, magnesium, halogen and an internal electron donor mixture of two or more compounds wherein the internal electron donor mixture includes at least one selected from the bicycloalkanes or bicycloalkenes and at least one selected from diethers and succinates, and a method for preparing propylene using the same. As disclosed, it is possible to prepare polypropylene having an excellent stereoregularity with a high production yield.Type: GrantFiled: April 27, 2012Date of Patent: March 12, 2013Assignee: Samsung Total Petrochemicals Co., Ltd.Inventors: Sang Yull Kim, Jin Woo Lee, Eun Il Kim, Joon Ryeo Park
-
Publication number: 20130017946Abstract: Disclosed are a method for preparing a solid catalyst for propylene polymerization and a catalyst prepared thereby. Specifically, disclosed are a method for preparing a solid catalyst for propylene polymerization which can prepare polypropylene having excellent stereoregularity with a high production yield by using silane compounds and bicycloalkanedicarboxylate or bicycloalkenedicarboxylate as an internal electron donor, and a catalyst prepared thereby method for preparing polypropylene using the same.Type: ApplicationFiled: December 30, 2010Publication date: January 17, 2013Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Jin Woo Lee, Eun Il Kim, Joon Ryeo Park
-
Publication number: 20120277389Abstract: Provided are a solid catalyst for propylene polymerization which includes titanium, magnesium, halogen and an internal electron donor mixture of two or more compounds wherein the internal electron donor mixture includes at least one selected from the bicycloalkanes or bicycloalkenes and at least one selected from diethers and succinates, and a method for preparing propylene using the same. As disclosed, it is possible to prepare polypropylene having an excellent stereoregularity with a high production yield.Type: ApplicationFiled: April 27, 2012Publication date: November 1, 2012Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull KIM, Jin Woo LEE, Eun Il KIM, Joon Ryeo PARK
-
Publication number: 20120264593Abstract: Disclosed is a method for preparing a solid catalyst for propylene polymerization, specifically to a method for preparing a solid catalyst for propylene polymerization which can produce a polypropylene having high melt flow rate, a wide molecular distribution and excellent stereoregularity with a high production yield.Type: ApplicationFiled: October 1, 2010Publication date: October 18, 2012Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull Kim, Joon Ryeo Park, Eun Il Kim, Jin Woo Lee
-
Publication number: 20120172551Abstract: A solid catalyst for propylene polymerization includes titanium, magnesium, halogen and a maleate compound as an internal electron donor. A method for preparing propylene using the catalyst is also described. According to the present invention, it is possible to prepare polypropylene having a wide molecular weight distribution.Type: ApplicationFiled: November 15, 2011Publication date: July 5, 2012Applicant: SAMSUNG TOTAL PETROCHEMICALS CO., LTD.Inventors: Sang Yull KIM, Jin Woo LEE, Eun Il KIM, Joon Ryeo PARK
-
Patent number: 7754833Abstract: Provided is a process for polymerization and copolymerization of ethylene, specifically comprising carrying out polymerization or copolymerization ethylene in the presence of (a) a solid complex titanium catalyst which is produced by the process comprising: (i) preparing a magnesium compound solution by contacting a halogenated magnesium compound and an alcohol for allowing a reaction; (ii) reacting the resulted magnesium compound solution with an ester compound having at least one hydroxyl group and a silicon compound having at least one alkoxy group; (iii) reacting the resulted solution with a mixture of a titanium compound and a silicon compound to obtain a solid titanium catalyst component; (iv) washing the resulted solid titanium catalyst component with a halogenated saturated hydrocarbon compound; and (v) further reacting the washed solid titanium catalyst component with a titanium compound to obtain a solid complex titanium catalyst, and (b) an organometallic compound from Group II or III of Periodic tType: GrantFiled: December 28, 2006Date of Patent: July 13, 2010Assignee: Samsung Total Petrochemicals Co., Ltd.Inventors: Sang Yull Kim, Ho Sik Chang, Chun Byung Yang
-
Publication number: 20090221771Abstract: Provided is a process for polymerization and copolymerization of ethylene, specifically comprising carrying out polymerization or copolymerization ethylene in the presence of (a) a solid complex titanium catalyst which is produced by the process comprising: (i) preparing a magnesium compound solution by contacting a halogenated magnesium compound and an alcohol for allowing a reaction; (ii) reacting the resulted magnesium compound solution with an ester compound having at least one hydroxyl group and a silicon compound having at least one alkoxy group; (iii) reacting the resulted solution with a mixture of a titanium compound and a silicon compound to obtain a solid titanium catalyst component; (iv) washing the resulted solid titanium catalyst component with a halogenated saturated hydrocarbon compound; and (v) further reacting the washed solid titanium catalyst component with a titanium compound to obtain a solid complex titanium catalyst, and (b) an organometallic compound from Group II or III of Periodic tType: ApplicationFiled: December 28, 2006Publication date: September 3, 2009Applicant: SAMSUNG TOTAL PETROCHEMICALS CO. LTD.Inventors: Sang Yull Kim, Ho Sik Chang, Chun Byung Yang
-
Patent number: 7151071Abstract: The present invention relates to a method for preparing a solid titanium catalyst for olefin polymerization. The method for preparing a solid titanium catalyst for olefin polymerization according to the present invention comprises: preparing a magnesium compound solution by dissolving magnesium halide compound in a solvent mixture of cyclic ether and one or more of alcohol; preparing a carrier by adding titanium halide compound to said magnesium compound solution, then elevating the temperature of the solution and aging the solution to precipitate particles, and then adding titanium halide compound thereto for further reaction; preparing a catalyst by reacting said carrier with titanium compound and electron donor; and washing said catalyst with halogenated saturated hydrocarbon.Type: GrantFiled: January 28, 2005Date of Patent: December 19, 2006Assignee: Sansung Atofina Co., Ltd.Inventors: Sang-Yull Kim, Ki-Hwa Lee, Chun-Byung Yang, Ho-Sik Chang
-
Patent number: 7060764Abstract: A method for polymerization and copolymerization of ethylene is disclosed. The polymerization is carried out in the presence of a preactivated titanium solid complex catalyst supported on a carrier containing magnesium. The resulting polymers have the advantage of high bulk density and broad molecular weight distribution.Type: GrantFiled: December 19, 2002Date of Patent: June 13, 2006Assignee: Samsung General Chemicals, Co., Ltd.Inventors: Chun-Byung Yang, Yong-Bok Lee, Sang-Yull Kim, Won-Young Kim
-
Patent number: 7045478Abstract: The present invention relates to a catalyst for homo-polymerization or co-polymerization of ethylene, or more particularly to a solid complex titanium catalyst for homo-polymerization or co-polymerization of ethylene. The catalyst may be produced by preparing a magnesium solution by contact-reacting a magnesium halide compound with an alcohol. Reacting the solution with an ester compound and a boron compound. Then reacting the solution with a mixture of a titanium compound and a silicon compound.Type: GrantFiled: July 7, 2004Date of Patent: May 16, 2006Assignee: Samsung General Chemicals Co., Ltd.Inventors: Chun Byung Yang, Sang Yull Kim, Ho Yeoun Kim, Eun Ha Kim
-
Patent number: 6958378Abstract: The present invention provides a method for producing homo- and co-polymers of ethylene, or more particularly a method for producing homo- and co-polymers of ethylene in the presence of (a) a solid titanium catalyst produced by preparing a magnesium solution by contact-reacting a halogenated magnesium compound with an alcohol; reacting thereto an ester compound having at least one hydroxyl group and a silicon compound having at least one alkoxy group; and adding a mixture of a titanium compound and a silicon compound; (b) organometallic compounds of Group II or III of the Periodic Table; and (c) a cyclic nitrogen compound. The catalyst for homo- and co-polymerization of ethylene, produced according to the present invention, exhibits high activity, and the polymers produced by the method of the present invention by using said catalyst have the advantages of exhibiting high bulk densities and narrow molecular weight distributions.Type: GrantFiled: November 9, 2001Date of Patent: October 25, 2005Assignee: Samsung Atofina Co., Ltd.Inventors: Chun-Byung Yang, Sang-Yull Kim, Yong-Bok Lee, Weon Lee
-
Publication number: 20050215422Abstract: The present invention relates to a method for preparing a solid titanium catalyst for olefin polymerization. The method for preparing a solid titanium catalyst for olefin polymerization according to the present invention comprises: preparing a magnesium compound solution by dissolving magnesium halide compound in a solvent mixture of cyclic ether and one or more of alcohol; preparing a carrier by adding titanium halide compound to said magnesium compound solution, then elevating the temperature of the solution and aging the solution to precipitate particles, and then adding titanium halide compound thereto for further reaction; preparing a catalyst by reacting said carrier with titanium compound and electron donor; and washing said catalyst with halogenated saturated hydrocarbon.Type: ApplicationFiled: January 28, 2005Publication date: September 29, 2005Inventors: Sang-Yull Kim, Ki-Hwa Lee, Chun-Byung Yang, Ho-Sik Chang
-
Patent number: 6914028Abstract: A method of making an olefin polymerization catalyst is disclosed. The method first combines a magnesium halide with an alcohol, then adds a hydroxylated ester and a silicon alkoxide, followed by a titanium compound and another silicon compound to result in a solid composition. This solid composition is then reacted with an aluminum compound and an alkyl halide, followed by reaction with a second titanium compound which may be the same as or different from the first. The second silicon compound is preferably a silicon halide, and the titanium compounds are preferably halides and alkoxides. The aluminum compounds preferably have chloride and alkyl ligands bonded to them.Type: GrantFiled: November 9, 2001Date of Patent: July 5, 2005Assignee: Samsung Atofina Co., Ltd.Inventors: Chun-Byung Yang, Sang-Yull Kim, Weon Lee