Patent application number | Description | Published |
20090005236 | Mesostructured Zeolitic Materials and Methods of Making and Using the Same - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 01-01-2009 |
20090090657 | Mesostructured Zeolitic Materials and Methods of Making and Using the Same - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 04-09-2009 |
20090110631 | Methods of recovery of pore-forming agents for mesostructured materials - The invention provides methods of recovering a pore-forming agent from an inorganic material that defines a plurality of mesopores having a controlled cross sectional area to form a mesostructure having long-range crystallinity and also to methods of making one or more mesostructures that features removal, recovery, and/or reuse of the pore-forming agent. Suitable pore-forming agents include, for example, surfactants. | 04-30-2009 |
20090326177 | Mesostructured Zeolitic Materials and Methods of Making and Using the Same - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 12-31-2009 |
20100092383 | Mesostructured Zeolitic Materials and Methods of Making and Using the Same - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 04-15-2010 |
20100196263 | INTRODUCTION OF MESOPOROSITY IN LOW Si/Al ZEOLITES - Compositions and methods for preparing mesoporous materials from low Si/Al ratio zeolites. Such compositions can be prepared by acid wash and/or isomorphic substitution pretreatment of low Si/Al ratio zeolites prior to introduction of mesoporosity. | 08-05-2010 |
20110118107 | METHODS FOR ENHANCING THE MESOPOROSITY OF ZEOLITE-CONTAINING MATERIALS - Methods for enhancing the mesoporosity of a zeolite-containing material. Such methods may comprise contacting a composite shaped article containing at least one zeolite and at least one non-zeolitic material with at least one pH controlling agent and at least one surfactant. Such methods may be performed under conditions sufficient to increase the pore volume of at least one 10 angstrom subset of mesoporosity. | 05-19-2011 |
20110171121 | COMPOSITIONS AND METHODS FOR MAKING STABILIZED MESOPOROUS MATERIALS - Compositions and methods for making stabilized mesoporous materials. Surfactant-treated mesoporous precursor materials can be heat-treated in the presence of steam and/or ammonia in a heat-treating environment. The steam and/or ammonia can be introduced into the heat-treating environment via in situ and/or ex situ sources. Such stabilized mesoporous materials can have increased structural stability. | 07-14-2011 |
20120024776 | Mesostructured Zeolitic Materials, and Methods of Making and Using the Same - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 02-02-2012 |
20120258852 | MESOPOROUS FRAMEWORK-MODIFIED ZEOLITES - Compositions and methods for preparing mesoporous and/or mesostructured materials from low Si/Al zeolites. Various embodiments described herein relate to preparation of mesoporous and/or mesostructured zeolites via a framework modification step followed by a mesopore introduction step. | 10-11-2012 |
20130183229 | INTRODUCTION OF MESOPOROSITY INTO INORGANIC MATERIALS IN THE PRESENCE OF A NON-IONIC SURFACTANT - Compositions and methods for introducing mesoporosity into inorganic materials in the presence of a non-ionic surfactant are disclosed herein. Mesopores can be introduced into inorganic materials, such as zeolites, by treating the inorganic materials with a non-ionic surfactant. The resulting mesoporous inorganic materials can have a total 20 to 135 Å diameter mesopore volume of at least 0.05 cc/g and a crystalline content of at least 20 weight percent as measured by X-ray diffraction. | 07-18-2013 |
20130183230 | INTRODUCTION OF MESOPOROSITY INTO LOW SILICA ZEOLITES - Mesoporous X and A zeolites and methods for production thereof are disclosed herein. Such mesoporous zeolites can be prepared by contacting an initial zeolite with an acid in conjunction with a mesopore forming agent. The initial zeolite can have a framework silicon-to-aluminum content in the range of from about 1 to about 2.5. Additionally, such mesoporous zeolites can have a total 20 to 135 Å diameter mesopore volume of at least 0.05 cc/g. | 07-18-2013 |
20130267405 | INTRODUCTION OF MESOPOROSITY IN LOW Si/Al ZEOLITES - Compositions and methods for preparing mesoporous materials from low Si/Al ratio zeolites. Such compositions can be prepared by acid wash and/or isomorphic substitution pretreatment of low Si/Al ratio zeolites prior to introduction of mesoporosity. | 10-10-2013 |
20130292300 | MESOSTRUCTURED ZEOLITIC MATERIALS SUITABLE FOR USE IN HYDROCRACKING CATALYST COMPOSITIONS AND METHODS OF MAKING AND USING THE SAME - Hydrocracking processes and catalyst composition for use therein are provided. The catalyst compositions described herein include a mesoporous support material and at least one catalytic metal supported thereon. The mesoporous support material may comprise a single-phase crystalline mesostructured zeolite. Additionally, the mesoporous structure may exhibit long range crystallinity and include a plurality of mesopores defined within of the volume of the crystalline mesostructure. Suitable feedstocks for the hydrocracking processes according to embodiments of the present invention crude oil, a gas oil fraction, vacuum gas oil, and combinations thereof. | 11-07-2013 |
20130299389 | MESOSTRUCTURED ZEOLITIC MATERIALS, AND METHODS OF MAKING AND USING THE SAME - One aspect of the present invention relates to mesostructured zeolites. The invention also relates to a method of preparing mesostructured zeolites, as well as using them as cracking catalysts for organic compounds and degradation catalysts for polymers. | 11-14-2013 |
20140128246 | MESOPOROUS ZEOLITE CATALYST SUPPORTS - Compositions and methods for preparing a catalyst composition containing mesoporous materials are described herein. In particular, various embodiments described herein relate to the preparation of catalytic compositions containing a mesoporous zeolite and one or more catalytic nanoparticles dispersed therein. In various embodiments described herein, such catalyst compositions can be used in various catalytic conversion processes, such as hydrocracking. | 05-08-2014 |
20140213432 | METHODS FOR ENHANCING THE MESOPOROSITY OF ZEOLITE-CONTAINING MATERIALS - Methods for enhancing the mesoporosity of a zeolite-containing material. Such methods may comprise contacting a composite shaped article containing at least one zeolite and at least one non-zeolitic material with at least one pH controlling agent and at least one surfactant. Such methods may be performed under conditions sufficient to increase the pore volume of at least one 10 angstrom subset of mesoporosity. | 07-31-2014 |