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1.发明授权Diesel oxidation catalyst with layered structure containing ceria composition as palladium support material for enhanced HC and CO gas conversion 有权具有层状结构的柴油氧化催化剂，其含有二氧化铈组合物作为用于增强HC和CO气体转化的钯载体材料公开(公告)号：US09044734B2
公开(公告)日：2015-06-02
申请号：US13624524
申请日：2012-09-21
Applicant: BASF SE , BASF Corporation
Inventor： Gerd Grubert , Torsten Neubauer , Alfred Punke , Marcus Hilgendorff , Torsten Müller-Stach , Olga Gerlach , Xinyi Wei , Jeffrey Hoke , Shiang Sung , Stanley Roth
CPC classification number: B01J29/04 , B01D53/944 , B01D53/9477 , B01D2255/1021 , B01D2255/1023 , B01D2255/9025 , B01D2258/012 , B01J23/63 , B01J29/7007 , B01J35/023 , B01J35/04 , B01J37/0036 , B01J37/0244 , B01J37/0246 , B01J2523/00 , B01J2523/3706 , B01J2523/3712 , B01J2523/3718 , B01J2523/48 , B01J2523/49 , B01J2523/31 , B01J2523/824 , B01J2523/828
Abstract: The present invention relates to a layered diesel oxidation catalyst (DOC) comprising: a) a carrier substrate; b) a diesel oxidation catalytic material comprising b1) a first layer located on the carrier substrate, the first layer comprising palladium impregnated on a support material comprising ceria in an amount of at least 45 weight-% based on the total weight of the support material, and optionally comprising platinum; b2) a second layer located on the first layer, the second layer comprising palladium and platinum each impregnated on a support material comprising a metal oxide; wherein the platinum to palladium weight ratio of the first layer is lower than the platinum to palladium weight ratio of the second layer.
Abstract translation: 本发明涉及层状柴油氧化催化剂（DOC），其包括：a）载体基材; b）一种柴油氧化催化材料，其包含：b1）位于所述载体基底上的第一层，所述第一层包含浸渍在载体材料上的钯，所述载体材料包含基于载体材料总重量至少45重量％的二氧化铈 ，并且任选地包含铂; b2）位于所述第一层上的第二层，所述第二层包含钯和铂，各自浸渍在包含金属氧化物的载体材料上; 其中第一层的铂与钯的重量比低于第二层的铂与钯的重量比。
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2.发明申请Diesel Oxidation Catalyst with Layered Structure Containing Ceria Composition as Palladium Support Material for Enhanced HC and CO Gas Conversion 有权含有二氧化铈组合物的层状结构的柴油氧化催化剂作为用于增强HC和CO气体转化的钯载体材料公开(公告)号：US20130084222A1
公开(公告)日：2013-04-04
申请号：US13624524
申请日：2012-09-21
Applicant: BASF SE , BASF Corporation
Inventor： Gerd Grubert , Torsten Neubauer , Alfred Punke , Marcus Hilgendorff , Torsten Müller-Stach , Olga Gerlach , Xinyi Wei , Jeffrey Hoke , Shiang Sung , Stanley Roth
CPC classification number: B01J29/04 , B01D53/944 , B01D53/9477 , B01D2255/1021 , B01D2255/1023 , B01D2255/9025 , B01D2258/012 , B01J23/63 , B01J29/7007 , B01J35/023 , B01J35/04 , B01J37/0036 , B01J37/0244 , B01J37/0246 , B01J2523/00 , B01J2523/3706 , B01J2523/3712 , B01J2523/3718 , B01J2523/48 , B01J2523/49 , B01J2523/31 , B01J2523/824 , B01J2523/828
Abstract: The present invention relates to a layered diesel oxidation catalyst (DOC) comprising: a) a carrier substrate; b) a diesel oxidation catalytic material comprising b1) a first layer located on the carrier substrate, the first layer comprising palladium impregnated on a support material comprising ceria in an amount of at least 45 weight-% based on the total weight of the support material, and optionally comprising platinum; b2) a second layer located on the first layer, the second layer comprising palladium and platinum each impregnated on a support material comprising a metal oxide; wherein the platinum to palladium weight ratio of the first layer is lower than the platinum to palladium weight ratio of the second layer.
Abstract translation: 本发明涉及层状柴油氧化催化剂（DOC），其包括：a）载体基材; b）一种柴油氧化催化材料，其包含：b1）位于所述载体基底上的第一层，所述第一层包含浸渍在载体材料上的钯，所述载体材料包含基于载体材料总重量至少45重量％的二氧化铈 ，并且任选地包含铂; b2）位于所述第一层上的第二层，所述第二层包含钯和铂，各自浸渍在包含金属氧化物的载体材料上; 其中第一层的铂与钯的重量比低于第二层的铂与钯的重量比。
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