Patent application number | Description | Published |
20080258105 | Block Copolymer and Method for Producing Same - The invention provides a novel block copolymer which can significantly improve the adhesion between a molded product composed of a nonpolar polymer such as polypropylene or polyethylene and a coating material or a molded product composed of a polar polymer, as well as a method for producing the same. Disclosed is a block copolymer comprising at least one poly (aromatic vinyl) block having a weight-average molecular weight of 1,000 to 500,000 and at least one cyclized poly (conjugated diene) block, as well as an oxygen scavenger and a modifier for polymer molding material, which comprise the block copolymer as an active ingredient. | 10-23-2008 |
20090041963 | Oxygen-absorbing gas barrier resin composition and oxygen-absorbing gas barrier structure comprising the same - [Problem] To provide a gas barrier resin composition that is excellent in oxygen absorbability and further excellent in adhesiveness to olefin resins, a structure comprising the same, and a multi-layer structure comprising the same. | 02-12-2009 |
20090048397 | Oxygen-Absorbing Resin Compositions, Oxygen-Absorbing Film, and Oxygen-Absorbing Multilayer Structure - [Problems] To provide an oxygen absorbing resin composition which is excellent in oxygen absorption at room temperature, reduced in metal content, and reduced in odor emission after oxygen absorption; an oxygen-absorbing film comprising one of the oxygen-absorbing resin compositions; and an oxygen-absorbing multilayer structure including an oxygen-absorbing layer comprising one of the oxygen-absorbing resin compositions. | 02-19-2009 |
20090061249 | Oxygen Absorbent and Oxygen-Absorbing Multi-Layer Body - [Problem] To provide an oxygen absorbent that has excellent oxygen absorbability at room temperature, has a low content of metals and is less odorous after oxygen absorption and an oxygen-absorbing multi-layer body comprising an oxygen absorbent layer comprising this oxygen absorbent. | 03-05-2009 |
20090263602 | Oxygen-Absorbing Barrier Resin Composition, Film Comprising the Same, Multilayer Structure, and Packing Container - [Problems] To provide an oxygen-absorbing barrier resin composition which has excellent oxygen-barrier properties even under high-humidity conditions and can give a multilayer structure having excellent peel strength; an oxygen-absorbing barrier film comprising the oxygen-absorbing barrier resin composition; a multilayer structure including a layer comprising the oxygen-absorbing barrier film; and a packing container comprising the multilayer structure. | 10-22-2009 |
20090317573 | Oxygen absorbent, oxygen-absoring film and packaging container - [Problem] To provide an oxygen absorbent and an oxygen-absorbing film that are excellent in oxygen absorption capability and do not generate an unpleasant odor component upon absorbing oxygen, whereby an unpleasant odor is not generated in a packaging container having them used therein, and an unpleasant odor is not diffused outward from the packaging container. | 12-24-2009 |
20100126899 | OXYGEN-ABSORBING RESIN COMPOSITION, OXYGEN-ABSORBING SHAPED ARTICLE, PACKAGING MATERIAL AND PACKAGING CONTAINER - [PROBLEMS] To provide: an oxygen-absorbing resin composition which needs no transition metal compound, exhibits excellent oxygen absorbability at room temperature, produces little unpleasant odor during the absorption of oxygen, and enables to produce a molded article having excellent transparency; an oxygen-absorbing molded article comprising the oxygen-absorbing resin composition; and a packaging material and a packaging container each comprising the molded article. [MEANS FOR SOLVING PROBLEMS] Disclosed is an oxygen-absorbing resin composition comprising: a resin composition (A) which comprises an oxygen-absorbing resin (A1) having a cycloene structure in the molecule and a softening agent (A2) and has a glass transition temperature of −30 to +30° C.; and a resin (B) having an oxygen permeability of 100 to 500 cc 20 μm/m | 05-27-2010 |
20100187137 | Oxygen-Absorbable Resin Composition, Oxygen-Absorbable Barrier Resin Composition, Oxygen-Absorbable Molded Article, Packaging Material Comprising the Molded Article, and Packaging Container - [Problem to be Solved] To provide an oxygen-absorbable resin composition that does not require any metal incorporated thereinto and has excellent oxygen absorbability even at room temperature, an oxygen-absorbable barrier resin composition also exhibiting excellent gas-barrier property, oxygen-absorbable molded article comprised of the resin composition, an oxygen-absorbable packaging material comprised of the molded article, and an oxygen-absorbable packaging container. | 07-29-2010 |
20120067217 | OXYGEN-ABSORBING MULTILAYER FILM, PACKAGING MATERIAL COMPRISING THE SAME, AND PACKAGING CONTAINER | 03-22-2012 |
20120067218 | OXYGEN-ABSORBING MULTILAYER SHEET, PACKAGING MATERIAL COMPRISING THE SAME AND PACKAGING CONTAINER | 03-22-2012 |
20120279176 | RESIN COMPOSITION FOR A PACKAGE SUBJECTED TO HEAT STERILIZATION, FILM FOR A PACKAGE SUBJECTED TO HEAT STERILIZATION, AND PROCESS FOR PRODUCING SAME - An object of the present invention is to provide a packaging material for heat sterilization treatment, in which a decrease in the oxygen absorption capacity until the time of a heat sterilization treatment is prevented, a sufficient oxygen absorption capacity is exhibited at the time of a heat sterilization treatment, and odor that is generated along with oxygen absorption is suppressed. To attain the object, the present invention provides a resin composition for a package to be subjected to heat sterilization, comprising an oxygen absorptive resin composition dispersed in an oxygen barriering matrix resin, wherein the oxygen absorptive resin composition comprises a conjugated diene polymer cyclized product, the oxygen absorptive resin composition has a glass transition temperature of 31° C. to 55° C., and the oxygen barriering matrix resin is at least one resin selected from an ethylene-vinyl alcohol copolymer resin and a polyamide resin. | 11-08-2012 |
20130030104 | RESIN COMPOSITION - An object of the invention is to provide a resin composition that exhibits sufficient oxygen absorption performance within a relatively short period after being placed in the presence of oxygen, even without including an oxidation catalyst such as a transition metal catalyst, and that furthermore suppresses the generation of malodor associated with oxygen absorption. The object is attained by providing a resin composition comprising an oxygen absorbing resin composition dispersed within a matrix resin, characterized in that the oxygen absorbing resin composition comprises a cyclized product of a conjugated diene polymer and a saturated fatty acid having 18 to 44 carbon atoms. | 01-31-2013 |