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LANTHANUM-BASED PEROVSKITE-TYPE CATALYST COMPOSITIONS STABLE TO AGEING IN THREE-WAY CATALYSIS
LANTHANUM-BASED PEROVSKITE-TYPE CATALYST COMPOSITIONS STABLE TO AGEING IN THREE-WAY CATALYSIS
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机译：基于镧的钙钛矿型催化剂组合物在三元催化中易于老化
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摘要
Compositions, articles, and methods related to a three-way-catalyst composition comprising a perovskite-type compound of formula (I): LazB1-qB'qO3±δ or formula (II): [BOx]y : [LazBO3±δ]1-y and a non-redox active component; wherein B or B' is Fe, Mn, Co, Ni, Cu, Ti, or Zr; q is in a range from about 0 to about 0.5; x is from about 1 to about 2.5; y is from about 1 to about 30 wt%; z is about 0.6 to about 1.1; δ is in a range from about 0 to about 0.6.
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机译：涉及三元催化剂组合物的组合物，制品和方法，所述三元催化剂组合物包含式（I）的钙钛矿型化合物：La z B 1-q B'< Sub> q O 3±δ或公式（II）：[BO x ] y ：[La z BO 3±δ] 1-y 和非氧化还原活性成分;其中B或B′为Fe，Mn，Co，Ni，Cu，Ti或Zr; q在约0至约0.5的范围内; x为约1至约2.5; y为约1至约30wt％; z为约0.6至约1.1; δ在约0至约0.6的范围内。
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