公开(公告)号：US20150265968A1

公开(公告)日：2015-09-24

申请号：US14733306

申请日：2015-06-08

Applicant: CATALER CORPORATION

Inventor： Hirohisa TANAKA ,  Isao TAN ,  Mari UENISHI ,  Masashi TANIGUCHI ,  Mareo KIMURA ,  Satoshi MATSUEDA

IPC: B01D53/94 ,  B01J23/89 ,  B01J23/58

CPC classification number: B01D53/945 ,  B01D53/94 ,  B01D2255/1025 ,  B01D2255/204 ,  B01D2255/2047 ,  B01D2255/20738 ,  B01D2255/2092 ,  B01J23/002 ,  B01J23/58 ,  B01J23/8946 ,  B01J37/0201 ,  B01J37/031 ,  B01J2523/00 ,  Y02A50/2324 ,  Y02T10/22 ,  B01J2523/31 ,  B01J2523/3718 ,  B01J2523/822 ,  B01J2523/24 ,  B01J2523/842 ,  B01J2523/22 ,  B01J2523/47

Abstract: Provided is a catalyst composition capable of preventing decrease in catalytic activity due to grain growth of noble metal under high temperature or under change in oxidation reduction or further for long term use, and of achieving excellent catalytic activity over a long time.The catalyst composition containing a composite oxide represented by the following general formula (1): AO.x(B2-yCyO3-α)  (1) (wherein A represents an element selected from monovalent elements, divalent elements and lanthanides; B represents a trivalent element; and C represents a noble metal; x represents an integer of 1 to 6; y represents an atomic ratio satisfying the following relation; 0

Abstract translation: 提供一种催化剂组合物，其能够防止贵金属在高温下或氧化还原或长期使用的变化下由于贵金属的晶粒生长而导致的催化活性降低，并且能够长期获得优异的催化活性。 含有由以下通式（1）表示的复合氧化物的催化剂组合物：AO.x（B2-yCyO3-α）（1）（其中A表示选自一价元素，二价元素和镧系元素的元素; B表示三价 元素; C表示贵金属; x表示1至6的整数; y表示满足以下关系的原子比; 0

公开(公告)号：US20140271431A1

公开(公告)日：2014-09-18

申请号：US14284878

申请日：2014-05-22

Applicant: DAIHATSU MOTOR CO., LTD. ,  CATALER CORPORATION

Inventor： Hirohisa TANAKA ,  Isao TAN ,  Mari UENISHI ,  Masashi TANIGUCHI ,  Mareo KIMURA ,  Satoshi MATSUEDA

IPC: B01J23/89 ,  B01J23/58 ,  B01D53/94

CPC classification number: B01D53/945 ,  B01D53/94 ,  B01D2255/1025 ,  B01D2255/204 ,  B01D2255/2047 ,  B01D2255/20738 ,  B01D2255/2092 ,  B01J23/002 ,  B01J23/58 ,  B01J23/8946 ,  B01J37/0201 ,  B01J37/031 ,  B01J2523/00 ,  Y02A50/2324 ,  Y02T10/22 ,  B01J2523/31 ,  B01J2523/3718 ,  B01J2523/822 ,  B01J2523/24 ,  B01J2523/842 ,  B01J2523/22 ,  B01J2523/47

Abstract: Provided is a method for purifying exhaust gas discharged from an internal combustion engine of a vehicle, using an exhaust gas purifying catalyst including a composite oxide represented by the following general formula AO.x(B2-yCyO3-α), wherein A represents an element selected from monovalent elements, divalent elements and lanthanides; B represents a trivalent element; and C represents a noble metal; x represents an integer of 1; y represents an atomic ratio satisfying the following relation: 0

Abstract translation: 提供一种使用包含由以下通式AO.x（B2-yCyO3-α）表示的复合氧化物的排气净化催化剂净化车辆内燃机排出的排气的方法，其中A表示元素 选自一价元素，二价元素和镧系元素; B代表三价元素; C代表贵金属; x表示1的整数; y表示满足以下关系的原子比：0