ETHYLENE DECOMPOSER

• Main Authors: KASAMA YUKI, FUJII WATARU, YANAGINO TAKUYA, NANBU HIRONOBU, YOKOYAMA TAKUJI
• Format: Patent
• Language: English; Japanese
• Published: 29.06.2017
• Subjects: BLASTING; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; COLD ROOMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHERSUBCLASS; FOODS OR FOODSTUFFS; FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BYSUBCLASSES A23B - A23J; HEAT PUMP SYSTEMS; HEATING; HUMAN NECESSITIES; ICE-BOXES; LIGHTING; LIQUEFACTION SOLIDIFICATION OF GASES; MANUFACTURE OR STORAGE OF ICE; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL; REFRIGERATION OR COOLING; REFRIGERATORS; SEPARATION; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OFNUTRITIVE QUALITIES, PHYSICAL TREATMENT; THEIR RELEVANT APPARATUS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING; WEAPONS

PROBLEM TO BE SOLVED: To provide: an ethylene decomposer which can easily control properties or performance or the like, is easily available or prepared and can be continuously used at a low temperature as a catalyst used for a catalytic decomposition reaction of ethylene; a method for decomposing ethylene using the decomposer; a freshness-retaining agent for plants and a method for retaining freshness of plants; and articles comprising thereof.SOLUTION: There is provided an ethylene decomposer for decomposing ethylene under an atmosphere of 30°C or less, which contains porous silica carrying at least one noble metal selected from the group consisting of gold, rhodium, ruthenium and palladium or a noble metal-containing compound.SELECTED DRAWING: None 【課題】本発明の課題は、エチレンの触媒分解反応に用いる触媒として、性状や性能等を制御し易く、入手や調製が容易であり、さらに低温での継続的な使用が可能なエチレン分解剤及び該分解剤を用いたエチレンの分解方法、植物の鮮度保持剤及び鮮度保持方法、並びにこれらを備えた物品を提供することにある。【解決手段】３０℃以下の雰囲気下でエチレンを分解するためのエチレン分解剤であって、金、ロジウム、ルテニウム、およびパラジウムからなる群より選ばれる少なくとも１種の貴金属又は貴金属含有化合物を担持した多孔質シリカを含む、エチレン分解剤。【選択図】なし