A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
POROUS HONEYCOMB STRUCTURE AND HONEYCOMB FILTER
PROBLEM TO BE SOLVED: To provide a porous honeycomb structure that comprises cordierite as a principal component and can tolerate high sintering temperature for a long period, and to provide a honeycomb filter using the same.SOLUTION: A porous honeycomb structure 120 has one end face 100a, the other end face 100b, and a plurality of flow paths 110 extending from the one end face 100a to the other end face 100b. The porous honeycomb structure 120 comprises cordierite as a principal component, where the total concentration of sodium oxide, potassium oxide, calcium oxide, and iron oxide is 3,100 mass.ppm or lower.SELECTED DRAWING: Figure 1
【課題】コージェライトを主成分とし、高い焼結温度に長い時間耐えられる多孔質ハニカム構造体及びこれを用いたハニカムフィルタを提供する。【解決手段】多孔質ハニカム構造体１２０は、一端面１００ａ、他端面１００ｂ、及び、一端面１００ａから他端面１００ｂまで延びる複数の流路１１０を有する。多孔質ハニカム構造体１２０は、主成分としてコージェライトを含み、酸化ナトリウム、酸化カリウム、酸化カルシウム及び酸化鉄の合計濃度が３１００質量ｐｐｍ以下である。【選択図】図１
POROUS HONEYCOMB STRUCTURE AND HONEYCOMB FILTER
PROBLEM TO BE SOLVED: To provide a porous honeycomb structure that comprises cordierite as a principal component and can tolerate high sintering temperature for a long period, and to provide a honeycomb filter using the same.SOLUTION: A porous honeycomb structure 120 has one end face 100a, the other end face 100b, and a plurality of flow paths 110 extending from the one end face 100a to the other end face 100b. The porous honeycomb structure 120 comprises cordierite as a principal component, where the total concentration of sodium oxide, potassium oxide, calcium oxide, and iron oxide is 3,100 mass.ppm or lower.SELECTED DRAWING: Figure 1
【課題】コージェライトを主成分とし、高い焼結温度に長い時間耐えられる多孔質ハニカム構造体及びこれを用いたハニカムフィルタを提供する。【解決手段】多孔質ハニカム構造体１２０は、一端面１００ａ、他端面１００ｂ、及び、一端面１００ａから他端面１００ｂまで延びる複数の流路１１０を有する。多孔質ハニカム構造体１２０は、主成分としてコージェライトを含み、酸化ナトリウム、酸化カリウム、酸化カルシウム及び酸化鉄の合計濃度が３１００質量ｐｐｍ以下である。【選択図】図１
POROUS HONEYCOMB STRUCTURE AND HONEYCOMB FILTER
多孔質ハニカム構造体及びハニカムフィルタ
OKUMOTO TAKAYUKI (author)
2018-04-12
Patent
Electronic Resource
Japanese
IPC:
C04B
Kalk
,
LIME
/
B01D
SEPARATION
,
Trennen
/
B01J
Chemische oder physikalische Verfahren, z.B. Katalyse oder Kolloidchemie
,
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY
/
F01N
GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL
,
Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein