THREE-WAY CATALYST HAVING A TRIPLE LAYER COATING STRUCTURE

WIPO Patent Application WO/2010/140780

A2

The present invention relates to a three-way catalyst for purifying exhaust gas emitted by an internal combustion engine. More particularly, the present invention relates to a three-way catalyst having a triple layer coating structure, comprising a bottom layer made of an oxygen storage capacity (OSC) material, an intermediate layer made of rhodium (Rh) and formed on the bottom layer, and a top layer made of one or more materials selected from a group consisting of palladium and platinum and formed on the intermediate layer.

WO/2003/061827	SUPPORTED NANOPARTICLE CATALYST
WO/2000/078700	METHOD FOR IMPROVING THE STABILITY AND/OR AVOIDING DEACTIVATION OF A CATALYST WHEN MAKING AN ACETIC ACID AND/OR METHYL ACETATE
JP3514826	CATALYTIC PARTIAL OXIDATION OF HYDROCARBON

HAN, Hyun-sik (101-503, Bonheur Village Apt778 Gojan-dong, Danwon-ku,Ansan-si, Gyeonggi-do 425-870, 425-870, KR)
한현식 (경기도 안산시 단원구 고잔동 778 보네르빌리지아파트 101동 503호, 425-870 Gyeonggi-do, 425-870, KR)
SONG, Jin-Woo (105-405, Gohap Apt Jeongwang-dong,Siheung-si, Gyeonggi-do 429-450, 429-450, KR)

KR2010/003082

December 09, 2010

May 17, 2010

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HEESUNG CATALYSTS CORPORATION (#507, Sihwa Industrial Complex 1Da1251-6, Jungwang-dong,Shiheung-si, Gyeonggi-do 429-450, 429-450, KR)
희성촉매 주식회사 (경기도 시흥시 정왕동 1251-6번지 시화공단 1다-507호, 429-450 Gyeonggi-do, 429-450, KR)
HAN, Hyun-sik (101-503, Bonheur Village Apt778 Gojan-dong, Danwon-ku,Ansan-si, Gyeonggi-do 425-870, 425-870, KR)
한현식 (경기도 안산시 단원구 고잔동 778 보네르빌리지아파트 101동 503호, 425-870 Gyeonggi-do, 425-870, KR)

B01J23/46; B01J23/42; B01J23/44; B01J33/00

HAN, In-Youl (#1106, Geumsan Bldg.17-1 Yeouido-dong,Yeongdeungpo-gu, Seoul 150-727, 150-727, KR)

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