Sk Innovation Co., Ltd.

Korea Advanced Institute of Science and Technology

Sk Ie Technology Co., Ltd.

Sk Global Chemical Co., Ltd.

Sk Geo Centric Co., Ltd.

Young Eun Cheon

Sang Il Lee

Ji Hoon Lee

Ju Hwan Im

Tae Jin Kim

Seung Hoon Oh

Hee Soo Kim

Ho Won Lee

Jae Suk Choi

Dong Min Yun

Chang Q Lee

Seung Woo Lee

Woo Jin Lee

Sung Hwan Kim

Seong Ho Lee

Yong Woo Kim

Dong Wook Kim

Yeon Ho Kim

Sang Yoon Ji

Hye Jin Park

Seon Ju Lim

Min Kee Choi

Jang Jae Lee

Woo Sung Jung

Hong Seok Jung

Gi Ho Goh

Provided are a separator and an electrochemical device using the same, in particular, a separator having significantly low heat shrinkage even at a high temperature and also significantly improved adhesive strength by including inorganic particles having specific fluorescence properties in the separator, and an electrochemical device using the same.

Separator and electrochemical device using the same

Provided is a dehydrogenation catalyst having single-atom cobalt loaded onto a support including a zirconia core surface-modified with silica, a method for producing the dehydrogenation catalyst, and a method for producing corresponding olefin through dehydrogenation of paraffin, particularly light paraffin, in the presence of the dehydrogenation catalyst.

Cobalt-based single-atom dehydrogenation catalysts having high selectivity and regenerability and method for producing corresponding olefins from paraffins using the same

Disclosed are a process and system that are capable of performing selective hydrogenation on aromatic fractions by configuring a catalyst bed through staged loading of a plurality of hydrogenation catalysts with different catalytic properties, or configuring a catalyst system in which a plurality of hydrogenation catalysts are arranged using a plurality of reactors in such a way as to be equivalent with the staged loading, and as a result, are capable of suppressing aromatic loss while improving the selective removal of unsaturated hydrocarbons in the aromatic fraction and durability compared to the case of using a single catalyst.

Process for reducing unsaturated hydrocarbons in aromatic fraction through selective hydrogenation

Disclosed herein are a dehydrogenation catalyst having single-atom cobalt loaded onto a silica support that has undergone pretreatment including a thermal treatment and a high-temperature aqueous treatment (reaction), a preparation method therefor, and a method for producing olefins by dehydrogenating corresponding paraffins, particularly light paraffins in the presence of the dehydrogenation catalyst.

Cobalt-based single-atom dehydrogenation catalysts having improved thermal stability and method for producing olefins from corresponding paraffins by using the same

Disclosed are a catalyst and a preparation method therefor, the catalyst being able to maintain a high production yield of C8 aromatic hydrocarbons in the process of converting a feedstock containing alkyl aromatics to C8 aromatic hydrocarbons such as mixed xylene through disproportionation/transalkylation/dealkylation while reducing a content of ethylbenzene in the products.

Catalyst for producing C8 aromatic hydrocarbon having reduced ethylbenzene content and preparation method therefor

Disclosed are a bifunctional catalyst and a preparation method therefor, the bifunctional catalyst being suitable to produce high-value aromatic hydrocarbons by subjecting alkylaromatic hydrocarbons to a disproportionation/transalkylation/dealkylation reaction while suppressing aromatic loss or subjecting C8 aromatic hydrocarbons to an isomerization reaction while suppressing xylene loss.

Catalyst for converting alkylaromatic hydrocarbon and preparation method thereof

Disclosed are a complex oxide catalyst for dehydrogenation, a method of preparing the same, and use thereof, wherein the catalyst includes a first transition metal selected from the group consisting of gallium, vanadium, chromium, manganese, molybdenum, and zinc, a hydrogen-activating metal including at least one selected from the group consisting of Groups 8, 9, 10, and 11 elements in a periodic table, and alumina, the amount of the first transition metal being 0.1 wt % to 20 wt %, the amount of the hydrogen-activating metal being 0.01 wt % to 2 wt %, based on the amount of the alumina, the first transition metal being loaded on the alumina, and the hydrogen-activating metal being surrounded by the alumina.

Transition metal-noble metal complex oxide catalyst for dehydrogenation prepared by one-pot synthesis and use thereof

Provided is a process for isolating a catalyst from a solution having a copolymer and a catalyst dissolved therein, after performing copolymerization with the catalyst. More specifically the invention provides selection and application of an adsorbent to be used for the isolation.

Adsorbents for the recovery of catalyst from block co-polymer process and method for regenerating of the same

Disclosed is a catalyst which can convert ammonia contained in exhaust gas from an engine of a vehicle equipped with a Urea-SCR (Urea-Selective Catalytic Reduction) system, to nitrogen, and a method for preparating the same. The catalyst can convert ammonia which is failed to participate in a conversion reaction of NOx to N2 and slipped out of the SCR catalyst, to nitrogen via a SCO (Selective Catalytic Oxidation) reaction, before the ammonia is released to the air.

Catalyst for selective oxidation of NH3 to N2 and method for preparing the same

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Daejeon, South Korea

Young Eun Cheon