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Japan Polyethylene Corporation patents


Recent patent applications related to Japan Polyethylene Corporation. Japan Polyethylene Corporation is listed as an Agent/Assignee. Note: Japan Polyethylene Corporation may have other listings under different names/spellings. We're not affiliated with Japan Polyethylene Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "J" | Japan Polyethylene Corporation-related inventors


Polyethylene for injection molding and molded article using same

An object of the present invention is to provide a polyethylene for injection molding, which has an excellent balance between moldability and durability, and a molded article such as an injection-molded plastic fuel tank that has an excellent balance among injection moldability, durability, and impact resistance. The invention relates to a polyethylene for injection molding, the polyethylene comprising at least two types of specific polyethylenes, wherein the density, the high load melt flow rate, and the relationship between the weight ratio and the density of the polyethylene satisfy specific characteristics.. ... Japan Polyethylene Corporation

Japan Polyethylene Corporation

. . ... Japan Polyethylene Corporation

Metallocene compound, catalyst for olefin polymer, method for producing olefin polymer, and olefin polymer

The invention provides a specific metallocene compound and an olefin polymerization catalyst for use for a catalyst for producing an olefin polymer having a sufficiently high molecular weight while maintaining excellent copolymerizability at a polymerization temperature and under polymerization conditions industrially advantageous in polymerization of an olefin such as ethylene or the like, and provides a method for producing nan olefin polymer using the catalyst.. . ... Japan Polyethylene Corporation

Japan Polyethylene Corporation

. . ... Japan Polyethylene Corporation

Japan Polyethylene Corporation

. . ... Japan Polyethylene Corporation

Ethylene-a-olefin copolymer and olefin resin composition

[problem] to provide an ethylene-α-olefin copolymer that is highly effective in improving the molding properties of polyolefin resins, improving the balance between impact strength and stiffness, and improving transparency. [solution] provided is an ethylene-α-olefin copolymer having a specific mfr, a specific density, and a specific molecular weight distribution, containing a suitable amount of a long-chain branching structure characterized by a branching index, and having a specific composition distribution structure characterized by solvent fractionation behavior.. ... Japan Polyethylene Corporation








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