of the faujasite type

Industry

CPC
B01J29/08

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B01Physical, chemical processing B01JCHEMICAL OR PHYSICAL PROCESSES B01J29/00Catalysts comprising molecular sieves

Current Industry

B01J29/08of the faujasite type

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method for producing pyrrole compound
- Patent number 12,202,797
- Issue date Jan 21, 2025
- Takeda Pharmaceutical Company Limited
- Takashi Ouchi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Modified β zeolite, catalytic cracking catalyst and their preparati...
- Patent number 12,194,445
- Issue date Jan 14, 2025
- China Petroleum and Chemical Corporation
- Shanqing Yu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process and catalyst to convert methanol and toluene to styrene
- Patent number 12,194,444
- Issue date Jan 14, 2025
- Exelus Inc
- Mitrajit Mukherjee
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for making functional structural body
- Patent number 12,179,182
- Issue date Dec 31, 2024
- National University Corporation Hokkaido University
- Takao Masuda
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Metal carbide based catalyst and method of making
- Patent number 12,168,223
- Issue date Dec 17, 2024
- King Abdullah University of Science and Technology
- Jorge Gascon
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Catalytic cracking catalyst and preparation process thereof
- Patent number 12,138,621
- Issue date Nov 12, 2024
- China Petroleum and Chemical Corporation
- Jiexiao Zhang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Functional structural body and method for making functional structu...
- Patent number 12,115,523
- Issue date Oct 15, 2024
- National University Corporation Hokkaido University
- Takao Masuda
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Reactive silica-alumina matrix component compositions for bottoms c...
- Patent number 12,104,123
- Issue date Oct 1, 2024
- BASF Corporation
- David M. Stockwell
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
FCC catalyst composition and a process for its preparation
- Patent number 12,091,615
- Issue date Sep 17, 2024
- Reliance Industries Limited
- Ravichandran Gopal
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Post-synthetic downsizing zeolite-type crystals and/or agglomerates...
- Patent number 12,090,471
- Issue date Sep 17, 2024
- Centre National de la Recherche Scientifique
- Valentin Valtchev
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for dehydrating methanol to dimethyl ether
- Patent number 12,084,410
- Issue date Sep 10, 2024
- BP P.L.C. and BP (CHINA) Holdings LTD
- Benjamin James Dennis-Smither
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for dehydrating methanol to dimethyl ether
- Patent number 12,084,409
- Issue date Sep 10, 2024
- BP p.l.c.
- Benjamin James Dennis-Smither
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for producing light aromatic
- Patent number 12,054,680
- Issue date Aug 6, 2024
- China Petroleum and Chemical Corporation
- Di Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts with modified active phase dispersion and method to prepa...
- Patent number 12,036,537
- Issue date Jul 16, 2024
- Saudi Arabian Oil Company
- Omer Refa Koseoglu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for synthesizing mesoporous nano-sized ultra-stable Y zeolite
- Patent number 12,030,040
- Issue date Jul 9, 2024
- Saudi Arabian Oil Company
- Faisal Alotaibi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method of preparing olefins from methanol
- Patent number 12,030,830
- Issue date Jul 9, 2024
- Zhejiang University
- Jie Fan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Honeycomb catalyst structure and SCR device
- Patent number 12,025,044
- Issue date Jul 2, 2024
- MITSUI E&S CO., LTD.
- Nozomu Hattori
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Oxides of sulfur and their use as oxygen transfer reagents
- Patent number 12,023,655
- Issue date Jul 2, 2024
- EcoCatalytic Inc.
- John A. Sofranko
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalysts with modified active phase dispersion and method to prepa...
- Patent number 12,023,656
- Issue date Jul 2, 2024
- Saudi Arabian Oil Company
- Omer Refa Koseoglu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for synthesizing mesoporous nano-sized ultra-stable Y zeolite
- Patent number 12,011,711
- Issue date Jun 18, 2024
- Saudi Arabian Oil Company
- Faisal Alotaibi
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for producing dicarboxylic acid
- Patent number 11,999,688
- Issue date Jun 4, 2024
- Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Shengjun Huang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Catalyst for selectively chemically reducing CO2 to form CO
- Patent number 11,981,573
- Issue date May 14, 2024
- Industrial Technology Research Institute
- Kuo-Ching Wu
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
MFI structure molecular sieve rich in mesopore, preparation method...
- Patent number 11,975,980
- Issue date May 7, 2024
- China Petroleum and Chemical Corporation
- Yibin Luo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
FCC catalyst with enhanced mesoporosity, its preparation and use
- Patent number 11,975,309
- Issue date May 7, 2024
- Ketjen Limited Liability Company
- Amir Sabahi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Phosphorus-containing rare-earth-containing MFI structure molecular...
- Patent number 11,964,262
- Issue date Apr 23, 2024
- China Petroleum & Chemical Corporation
- Ying Ouyang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Catalyst for the production of carboxylic acid ester
- Patent number 11,964,263
- Issue date Apr 23, 2024
- SBI FINE CHEMICALS INC.
- Inder Pal Singh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Catalyst compositions and their use in aromatic alkylation processes
- Patent number 11,951,463
- Issue date Apr 9, 2024
- ExxonMobil Engineering & Technology Company
- Matthew S. Ide
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for producing hydrogen and light olefins from resid fluid c...
- Patent number 11,952,543
- Issue date Apr 9, 2024
- Indian Oil Corporation Limited
- Sadhullah Mukthiyar
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydrocracking catalyst for heavy fraction of bio-oil, method for pr...
- Patent number 11,944,958
- Issue date Apr 2, 2024
- Korea Institute of Science and Technology
- Chunjae Yoo
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
FCC catalyst with more than one silica, its preparation and use
- Patent number 11,926,796
- Issue date Mar 12, 2024
- Ketjen Limited Liability Company
- Amir Sabahi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREPARING METHYL ESTER COMPOUND
- Publication number 20250051257
- Publication date Feb 13, 2025
- Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Youming NI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
POTASSIUM CATALYSTS FOR DEHYDRATION OF LACTIC FEEDS
- Publication number 20250002438
- Publication date Jan 2, 2025
- LAKRIL TECHNOLOGIES CORP.
- Christopher P. Nicholas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MODIFIED ZEOLITES THAT INCLUDE TITANIUM HYDRIDE MOIETIES AND METHOD...
- Publication number 20240424486
- Publication date Dec 26, 2024
- Saudi Arabian Oil Company
- Robert Peter Hodgkins
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MODIFIED ZEOLITES THAT INCLUDE ZIRCONIUM HYDRIDE MOIETIES AND METHO...
- Publication number 20240424487
- Publication date Dec 26, 2024
- Saudi Arabian Oil Company
- Robert Peter Hodgkins
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
DEHYDRATION OF LACTIC ACID IN THE LIQUID PHASE
- Publication number 20240417360
- Publication date Dec 19, 2024
- LAKRIL TECHNOLOGIES CORP.
- Christopher P. Nicholas
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
MODIFIED ZEOLITES THAT INCLUDE HAFNIUM HYDRIDE MOIETIES AND METHODS...
- Publication number 20240416333
- Publication date Dec 19, 2024
- Saudi Arabian Oil Company
- Robert Peter Hodgkins
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYSTS COMPRISING PHOSPHORUS STABILIZED MSE FRAMEWORK TYPE ZEOLI...
- Publication number 20240416331
- Publication date Dec 19, 2024
- BASF Corporation
- Toshiyuki YOKOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FCC CATALYST WITH ULTRASTABLE ZEOLITE AND TRANSITIONAL ALUMINA ITS...
- Publication number 20240384182
- Publication date Nov 21, 2024
- Albemarle Corporation
- Eswaramoorthi Iyyamperumal
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESSES FOR DIRECT CONVERSION OF CRUDE OIL TO LIGHT OLEFINS AND L...
- Publication number 20240360370
- Publication date Oct 31, 2024
- Saudi Arabian Oil Company
- Aaron Chi Akah
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method for Improving Oil Quality and Increasing Yield of Low-carbon...
- Publication number 20240343982
- Publication date Oct 17, 2024
- REZEL CATALYSTS (SHANGHAI) CO., LTD.
- Runsheng ZHUO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Bifunctional Additive for More Low-Carbon Olefins and Less Slurry a...
- Publication number 20240342692
- Publication date Oct 17, 2024
- REZEL CATALYSTS (SHANGHAI) CO., LTD.
- Runsheng ZHUO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD TO PREPARE CATALYSTS WITH MODIFIED ACTIVE PHASE DISPERSION
- Publication number 20240316540
- Publication date Sep 26, 2024
- Saudi Arabian Oil Company
- Omer Refa Koseoglu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD TO PREPARE CATALYSTS WITH MODIFIED ACTIVE PHASE DISPERSION
- Publication number 20240307859
- Publication date Sep 19, 2024
- Saudi Arabian Oil Company
- Omer Refa Koseoglu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PSEUDO SOLID STATE CRYSTALLIZATION OF ZEOLITES AND USES THEREIN
- Publication number 20240299914
- Publication date Sep 12, 2024
- Albemarle Corporation
- Daniel EVANS
- C01 - INORGANIC CHEMISTRY
Information Patent Application
SURFACE MODIFICATION OF MESOPOROUS ZEOLITE Y WITHOUT PORE BLOCKAGE
- Publication number 20240262700
- Publication date Aug 8, 2024
- Chevron U.S.A. Inc.
- Alexander KATZ
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SUPPORTED RARE EARTH CATALYSTS AND CATALYTIC CH BORYLATION OF HYDRO...
- Publication number 20240238771
- Publication date Jul 18, 2024
- Iowa State University Research Foundation, Inc.
- Aaron David Sadow
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PHOSPHORUS MODIFIED UZM-35, METHODS OF PREPARATION, AND METHODS OF...
- Publication number 20240228893
- Publication date Jul 11, 2024
- BASF Corporation
- Toshiyuki YOKOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
FCC CATALYST WITH ENHANCED MESOPOROSITY, ITS PREPARATION AND USE
- Publication number 20240226859
- Publication date Jul 11, 2024
- Ketjen Limited Liability Company
- Amir Sabahi
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PROCESS FOR PREPARING FLUID CATALYTIC CRACKING CATALYSTS, FLUID CAT...
- Publication number 20240216897
- Publication date Jul 4, 2024
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Renato Necco Castro
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
CATALYST STRUCTURE AND METHOD OF UPGRADING HYDROCARBONS IN THE PRES...
- Publication number 20240207828
- Publication date Jun 27, 2024
- Kara Technologies Inc.
- Hua Song
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
METHOD FOR SYNTHESIZING MESOPOROUS NANO-SIZED ULTRA-STABLE Y ZEOLITE
- Publication number 20240173701
- Publication date May 30, 2024
- Saudi Arabian Oil Company
- Faisal Alotaibi
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD FOR SYNTHESIZING MESOPOROUS NANO-SIZED ULTRA-STABLE Y ZEOLITE
- Publication number 20240173702
- Publication date May 30, 2024
- Saudi Arabian Oil Company
- Faisal Alotaibi
- C01 - INORGANIC CHEMISTRY
Information Patent Application
Platinum-Palladium Bimetallic Hydrocracking Catalyst
- Publication number 20240173703
- Publication date May 30, 2024
- Chevron U.S.A. Inc.
- Trenton James OTTO
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
CATALYST FOR REMOVING NITROGEN OXIDES AND MANUFACTURING METHOD THEREOF
- Publication number 20240149218
- Publication date May 9, 2024
- Seoul National University R&DB Foundation
- Do Heui KIM
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHODS OF PRODUCING CATALYST COMPOSITIONS, AND METHODS OF CRACKING...
- Publication number 20240139720
- Publication date May 2, 2024
- Saudi Arabian Oil Company
- Lianhui Ding
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
PHOSPHORUS MODIFIED UZM-35, METHODS OF PREPARATION, AND METHODS OF...
- Publication number 20240132789
- Publication date Apr 25, 2024
- BASF Corporation
- Toshiyuki YOKOI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
YNU-5 ZEOLITE, METHODS OF PREPARATION, AND METHODS OF USE THEREOF
- Publication number 20240131497
- Publication date Apr 25, 2024
- BASF Corporation
- Toshiyuki Yokoi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROMOTOR FOR ACTIVE PHASE METALS DISPERSION IN HYDROPROCESSING CATA...
- Publication number 20240116042
- Publication date Apr 11, 2024
- Saudi Arabian Oil Company
- Guanghui ZHU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CATALYTIC CRACKING CATALYST, AND PREPARATION PROCESS AND PREPARATIO...
- Publication number 20240091749
- Publication date Mar 21, 2024
- China Petroleum and Chemical Corporation
- Yibin LUO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ALUMINA MATRIX MODIFICATION IN FCC CATALYST COMPOSITION
- Publication number 20240091748
- Publication date Mar 21, 2024
- BASF Corporation
- Xingtao Gao
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

of the faujasite type

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for producing pyrrole compound

Modified β zeolite, catalytic cracking catalyst and their preparati...

Process and catalyst to convert methanol and toluene to styrene

Method for making functional structural body

Metal carbide based catalyst and method of making

Catalytic cracking catalyst and preparation process thereof

Functional structural body and method for making functional structu...

Reactive silica-alumina matrix component compositions for bottoms c...

FCC catalyst composition and a process for its preparation

Post-synthetic downsizing zeolite-type crystals and/or agglomerates...

Process for dehydrating methanol to dimethyl ether

Process for dehydrating methanol to dimethyl ether

Method for producing light aromatic

Catalysts with modified active phase dispersion and method to prepa...

Method for synthesizing mesoporous nano-sized ultra-stable Y zeolite

Method of preparing olefins from methanol

Honeycomb catalyst structure and SCR device

Oxides of sulfur and their use as oxygen transfer reagents

Catalysts with modified active phase dispersion and method to prepa...

Method for synthesizing mesoporous nano-sized ultra-stable Y zeolite

Method for producing dicarboxylic acid

Catalyst for selectively chemically reducing CO2 to form CO

MFI structure molecular sieve rich in mesopore, preparation method...

FCC catalyst with enhanced mesoporosity, its preparation and use

Phosphorus-containing rare-earth-containing MFI structure molecular...

Catalyst for the production of carboxylic acid ester

Catalyst compositions and their use in aromatic alkylation processes

Process for producing hydrogen and light olefins from resid fluid c...

Hydrocracking catalyst for heavy fraction of bio-oil, method for pr...

FCC catalyst with more than one silica, its preparation and use

Patents Applicationslast 30 patents

METHOD FOR PREPARING METHYL ESTER COMPOUND

POTASSIUM CATALYSTS FOR DEHYDRATION OF LACTIC FEEDS

MODIFIED ZEOLITES THAT INCLUDE TITANIUM HYDRIDE MOIETIES AND METHOD...

MODIFIED ZEOLITES THAT INCLUDE ZIRCONIUM HYDRIDE MOIETIES AND METHO...

DEHYDRATION OF LACTIC ACID IN THE LIQUID PHASE

MODIFIED ZEOLITES THAT INCLUDE HAFNIUM HYDRIDE MOIETIES AND METHODS...

CATALYSTS COMPRISING PHOSPHORUS STABILIZED MSE FRAMEWORK TYPE ZEOLI...

FCC CATALYST WITH ULTRASTABLE ZEOLITE AND TRANSITIONAL ALUMINA ITS...

PROCESSES FOR DIRECT CONVERSION OF CRUDE OIL TO LIGHT OLEFINS AND L...

Method for Improving Oil Quality and Increasing Yield of Low-carbon...

Bifunctional Additive for More Low-Carbon Olefins and Less Slurry a...

METHOD TO PREPARE CATALYSTS WITH MODIFIED ACTIVE PHASE DISPERSION

METHOD TO PREPARE CATALYSTS WITH MODIFIED ACTIVE PHASE DISPERSION

PSEUDO SOLID STATE CRYSTALLIZATION OF ZEOLITES AND USES THEREIN

SURFACE MODIFICATION OF MESOPOROUS ZEOLITE Y WITHOUT PORE BLOCKAGE

SUPPORTED RARE EARTH CATALYSTS AND CATALYTIC CH BORYLATION OF HYDRO...

PHOSPHORUS MODIFIED UZM-35, METHODS OF PREPARATION, AND METHODS OF...

FCC CATALYST WITH ENHANCED MESOPOROSITY, ITS PREPARATION AND USE

PROCESS FOR PREPARING FLUID CATALYTIC CRACKING CATALYSTS, FLUID CAT...

CATALYST STRUCTURE AND METHOD OF UPGRADING HYDROCARBONS IN THE PRES...

METHOD FOR SYNTHESIZING MESOPOROUS NANO-SIZED ULTRA-STABLE Y ZEOLITE

METHOD FOR SYNTHESIZING MESOPOROUS NANO-SIZED ULTRA-STABLE Y ZEOLITE

Platinum-Palladium Bimetallic Hydrocracking Catalyst

CATALYST FOR REMOVING NITROGEN OXIDES AND MANUFACTURING METHOD THEREOF

METHODS OF PRODUCING CATALYST COMPOSITIONS, AND METHODS OF CRACKING...

PHOSPHORUS MODIFIED UZM-35, METHODS OF PREPARATION, AND METHODS OF...

YNU-5 ZEOLITE, METHODS OF PREPARATION, AND METHODS OF USE THEREOF

PROMOTOR FOR ACTIVE PHASE METALS DISPERSION IN HYDROPROCESSING CATA...

CATALYTIC CRACKING CATALYST, AND PREPARATION PROCESS AND PREPARATIO...

ALUMINA MATRIX MODIFICATION IN FCC CATALYST COMPOSITION