CATALYTIC ARTICLE WITH SEGREGATED WASHCOAT AND METHODS OF MAKING SAME

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United States of America Patent

APP PUB NO 20160207029A1
SERIAL NO

15014430

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Provided herein are catalytic articles and methods of making same using a single coat process. The catalytic article comprises an elongated substrate monolith having a plurality of longitudinally extending passages, each passage having at least a first surface and a second surface opposite the first surface, the first and second surfaces coated with at least a first coating and a second coating, wherein the first coating comprises a first catalyst composition and overlies the second coating on the first surface, the second coating comprises a second catalyst composition and overlies the first coating on the second surface, and wherein the first catalyst composition and second catalyst composition have a difference in surface charge. The washcoat may be applied as one slurry, which then self-segregates into two coatings.

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Patent Owner(s)

Patent OwnerAddress
BASF CORPORATION100 PARK AVENUE FLORHAM PARK NJ 07932

International Classification(s)

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  • 2016 Application Filing Year
  • B01J Class
  • 3623 Applications Filed
  • 2617 Patents Issued To-Date
  • 72.24 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Alive, Keshavaraja Macungie, US 14 229
Galligan, Michael P Cranford, US 32 692
Liu, Xinsheng Edison, US 37 420
Liu, Ye Holmdel, US 353 2493
Tran, Pascaline Harrison Holmdel, US 33 587

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Patent Citation Ranking

  • 3 Citation Count
  • B01J Class
  • 20.20 % this patent is cited more than
  • 9 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges2588391143613112111101 - 1011 - 2021 - 3031 - 4041 - 5051 - 6061 - 7071 - 8081 - 90100 +050100150200250300350400450500550600650700750800850900

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