Patent application number | Description | Published |
20100216947 | ETHYLENE BASED POLYMER COMPOSITION AND FILM - An ethylene based polymer composition comprising the following component (A) and the following component (B) wherein the content of the component (B) is 0.5 to 20 parts by weight per 100 parts by weight of the component (A): | 08-26-2010 |
20100240835 | ETHYLENE BASED POLYMER COMPOSITION AND FILM - An ethylene based polymer composition comprising the following component (A) and the following component (B) wherein the content of the component (B) is 0.1 to 20 parts by weight per 100 parts by weight of the component (A): | 09-23-2010 |
20100249328 | ETHYLENE BASED POLYMER COMPOSITION AND FILM - An ethylene based polymer composition comprising the following component (A), the following component (B) and the following component (C) wherein the content of the component (A) is 120 to 1700 parts by weight per 100 parts by weight of the component (B) and the content of the component (C) is 3 to 20 parts by weight per 100 parts by weight of the component (B): | 09-30-2010 |
20100305292 | ETHYLENE-a-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer wherein the copolymer has a monomer unit based on ethylene and a monomer unit based on an α-olefin having 3 to 20 carbon atoms, the density (d) is 860 to 950 kg/m | 12-02-2010 |
20100310799 | ETHYLENE-a-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer wherein the copolymer has a monomer unit based on ethylene and a monomer unit based on an α-olefin having 3 to 20 carbon atoms, the density (d) is 860 to 950 kg/m | 12-09-2010 |
20110040059 | ETHYLENE-a-OLEFIN COPOLYMER AND MOLDED ARTICLE - An ethylene-α-olefin copolymer wherein the copolymer has a monomer unit based on ethylene and a monomer unit based on an α-olefin having 3 to 20 carbon atoms, the density (d) is 860 to 950 kg/m | 02-17-2011 |
Patent application number | Description | Published |
20100029868 | PRODUCTION PROCESS OF OLEFIN POLYMER - The present invention provides a highly active process for producing an olefin polymer, comprising:
| 02-04-2010 |
20100324243 | CATALYST COMPONENT FOR POLYMERIZATION OF ETHYLENE AND PROCESS FOR PRODUCING ETHYLENE POLYMER (1) - The object is to provide a catalyst component for polymerization of ethylene which can produce an ethylene polymer of high molecular weight which has substantially only an ethyl branch. The catalyst component for polymerization of ethylene is obtained by contacting the following components (A), (B) and (C): component (A): a meso-metallocene compound, component (B): a solid co-catalyst component comprising a particulate carrier and a compound which ionizes a metallocene compound to form an ionic complex and which is supported on the particulate carrier, and component (C): an organoaluminum compound. | 12-23-2010 |
20110003950 | CATALYST COMPONENT FOR POLYMERIZATION OF ETHYLENE AND PROCESS FOR PRODUCING ETHYLENE POLYMER (2) - The object is to provide a catalyst component for ethylene polymerization which can produce an ethylene polymer of high molecular weight which has substantially only an ethyl branch, and a process for producing the catalyst component for ethylene polymerization which can produce an ethylene polymer of high molecular weight which has substantially only an ethyl branch. A catalyst component for polymerization of ethylene obtained by contacting the following components (A), (B), (C) and (D): component (A): a meso-metallocene compound, component (B): a compound which ionizes a metallocene compound to form an ionic complex, component (C): an organoaluminum compound, and component (D): an electron donating compound, and a process for producing the ethylene polymer by polymerizing ethylene in the presence of the above catalyst component for ethylene polymerization. | 01-06-2011 |
20110021726 | PREPOLYMERIZATION CATALYST COMPONENT AND PROCESS FOR PRODUCING THE SAME - The purpose of the invention is to provide a process for producing a prepolymerization catalyst component which is homogeneous and does not a tendency that it adheres to a wall surface of a dryer and that the prepolymerization catalyst component are aggregated with each other. The process comprises the following steps (1) to (4): | 01-27-2011 |
Patent application number | Description | Published |
20110218308 | ETHYLENE -a-OLEFIN COPOLYMER AND MOLDED OBJECT THEREOF - The purpose of the invention is to provide an ethylene-α-olefin copolymer, which has a high melt tension but a small neck-in, and a molded object produced by extrusion molding of the copolymer. An ethylene-α-olefin copolymer having a monomer unit based on ethylene and a monomer unit based on an α-olefin having 3 to 20 carbon atoms, which has a melt flow rate (MFR) of 0.1 to 100 g/10 min, a density (d) of 850 to 940 kg/m | 09-08-2011 |
20120184431 | TRANSITION METAL COMPLEX, PREPARATION METHOD FOR SAID TRANSITION METAL COMPLEX, TRIMERIZATION CATALYST, PREPARATION METHOD FOR 1-HEXENE, PREPARATION METHOD FOR ETHYLENE POLYMER, SUBSTITUTED CYCLOPENTADIENE COMPOUND, AND PREPARATION METHOD FOR SAID SUBSTITUTED CYCLOPENTADIENE COMPOUND - Disclosed is transition metal complex that serves as a catalytic component with which 1-hexene can be produced efficiently with excellent selectivity, even under high temperature conditions, by means of an ethylene trimerization reaction. Also disclosed is a method for economically preparing a butyl-branched ethylene polymer, even under high temperature conditions, by using said transition metal complex as an ethylene trimerization catalyst, and polymerizing ethylene in the presence of an olefin polymerization catalyst that is obtained by bringing an olefin copolymerization catalyst and an activating co-catalytic component into contact with one another. Said transition metal complex is represented by the following general formula (1), wherein M | 07-19-2012 |
20120184693 | ETHYLENE POLYMER PREPARATION METHOD - Disclosed is a method for preparing an ethylenic polymer with a low melting point in a more economical manner. In the ethylenic polymer preparation method, ethylene is polymerized under the presence of an olefin polymerization catalyst that is obtained by bringing an olefin polymerization catalytic component that comprises a transition metal complex represented by the following general formula (1), a trimerization catalytic component that comprises a transition metal complex represented by the following general formula (2), and an activating co-catalytic component into contact with each other. | 07-19-2012 |
20120316310 | ETHYLENE-alpha-OLEFIN COPOLYMER - The present invention relates to an ethylene-α-olefin copolymer comprising monomer units derived from ethylene and monomer units derived from an α-olefin having from 3 to 20 carbon atoms, wherein the copolymer has a melt flow rate of 0.01 to 100 g/10 min, a density of 860 to 970 kg/m | 12-13-2012 |
20130005931 | ETHYLENIC POLYMER - Disclosed is an ethylenic polymer having a long characteristic relaxation time. The ethylenic polymer satisfies the following requirements:
| 01-03-2013 |