Matches 51 - 100 out of 343 < 1 2 3 4 5 6 7 >
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6723862 Fatty acid isomerization with mesoporous zeolites  
The present invention generally relates to a process for the preparation of branched fatty acids from straight chain unsaturated fatty acid feedstocks with a strongly acidic and hydrothermally...
6713041 Crystalline aluminosilicate zeolitic composition: UZM-9  
Applicants have synthesized a new aluminosilicate zeolite identified as UZM-9. This new zeolite has the LTA topology and has an empirical formula of: M m n+ R r p+ Al 1-x E x Si y O z where M is...
6696033 Microporous acidic oxide with catalytic properties ITQ-18  
The invention concerns a microporous crystalline material, with a characteristic X-ray diffractogram, made up by oxygen tetrahedra and one metal (T +4 and T +3 ) with the possibility of...
6676922 Synthetic porous crystalline MCM-71, its synthesis and use  
This invention relates to a new synthetic porous crystalline material, designated MCM-71, a method for its preparation and its use in catalytic conversion of organic compounds. The new crystalline...
6676923 Zeolite SSZ-54 composition of matter and synthesis thereof  
The present invention relates to new crystalline zeolite SSZ-54 prepared using a templating agent comprising N-isopropyl ethylenediamine, or a mixture of 1-N-isopropyl diethylenetriamine and...
6652831 Zeolite ITQ-7  
The present invention refers to a microporous crystalline material of zeolitic nature named ITQ-7, to the process of preparation thereof and to the use of ITQ-7 in processes of separation and...
6649141 Zeolite ITQ-10  
The present invention refers to a microporous rystalline material of zeolitic nature named ITQ-10, to the process of its preparation and to the use of ITQ-10 in processes of separation and...
6632416 Zeolite SSZ-53  
The present invention relates to a new crystalline zeolite SSZ-53 prepared by using phenylcycloalkylmethyl ammonium cations as structure directing agents.
6620401 Zeolite SSZ-60 composition of matter and synthesis thereof  
The present invention relates to new crystalline zeolite SSZ-60 prepared using a N-ethyl-N-(3,3,5-trimethylcyclohexyl)pyrrolidinium cation or N-ethyl-N-(2,4,4-trimethylcyclopentyl)pyrrolidinium...
6613302 UZM-5, UZM-5P and UZM-6: crystalline aluminosilicate zeolites and processes using the same  
A new family of crystalline alumino-silicate zeolites has been synthesized. These zeolites are represented by the empirical formula. M m n+ R r p+ Al (1−x) E x Si y O z where M is an alkali or...
6605267 Zeolite SSZ-50  
The present invention relates to new crystalline zeolite SSZ-50 prepared using a quaternary ammonium cation templating agent having the structure where X- is an anion which is not detrimental to...
6569401 Zeolite SSZ-64 composition of matter and synthesis thereof  
The present invention relates to new crystalline molecular sieve SSZ-64 prepared using a N-cyclobutylmethyl-N-ethylhexamethyleneiminium cation or N-cyclobutylmethyl-N-ethylheptamethyleneiminium...
6555089 Zeolite SSZ-58 composition of matter and synthesis thereof  
The present invention relates to new crystalline zeolite SSZ-58 prepared using a N-butyl-N-cyclooctylpyrrolidinium cation or N-propyl-N-cyclooctylpyrrolidinium cation templating agent, and...
6555090 Acid oxide with micro and mesoporous characteristics: ITQ-36  
The invention deals with a microporous crystalline material, with a characteristic X-ray diffractogram, comprised of oxygen tetrahedra and a metal (T +4 and T +3 ) with the possibility of...
6544495 Zeolite SSZ-57 composition of matter and synthesis thereof  
The present invention relates to a new crystalline zeolite SSZ-57. The present invention also relates to crystalline zeolites prepared by using N-butyl-N-cyclohexylpyrrolidinium cation,...
6500404 Zeolite ITQ-3  
The present invention refers to a crystalline material of zeolitic nature named ITQ-3 characterized by its characteristic X-ray diffraction pattern and its microporous properties, to the process of...
6478854 High purity, low silica X-type zeolite binderless shaped product and gas separation method employing it  
There is provided, in a simple, rapid and efficient manner, a high purity, low silica X-type zeolite binderless shaped product with a high content of low silica X-type zeolite and high...
6475463 Zeolite SSZ-55  
The present invention relates to new crystalline zeolite SSZ-55 prepared using a phenylcycloalkylmethyl ammonium or N-cyclohexyl-N-(2-methylpropyl)pyrrolidinium cation templating agents.
6471939 Synthetic porous crystalline material ITQ-12, its synthesis and use  
A new synthetic porous crystalline material, designated ITQ-12, is disclosed having, in its calcined form, the X-ray diffraction pattern of Table 2 herein. Also disclosed are methods of making...
6471941 Synthetic porous crystalline material ITQ-13, its synthesis and use  
A new synthetic porous crystalline material, designated ITQ-13, is disclosed having, in its calcined form, the X-ray diffraction pattern of Table 2 above. Also disclosed are methods of making...
6469226 Delaminated microporous solid  
The invention concerns a microporous oxide material ITQ6, with a characteristic X-ray diffraction pattern, and surface areas for which microporous surface area may be of at least 20 m 2 /g the...
6464957 Polymorph-enriched ETS-4  
ETS-4 crystalline titanium silicate is produced so as to be enriched in at least one polymorph thereof which contains channels which interpenetrate the crystal lattice in both the b- and...
6464956 Zeolite SSZ-59 composition of matter and synthesis thereof  
The present invention relates to new crystalline zeolite SSZ-59 prepared using a N-methyl-N-[(1-phenylcyclopentyl)methyl]heptamethyleneiminiu m cation,...
6444191 Zeolite ZSM-11 and a process for preparing zeolite ZSM-11 using a 3,5-dimethylpiperidinium templating agent  
The present invention relates to a process for preparing the zeolite ZSM-11 using 3,5-dimethylpiperidinium compounds as an organic templating agent, and to the zeolite ZSM-11 in the pure phase form.
6419895 Crystalline aluminosilicate zeolitic composition: UZM-4  
Applicants have synthesized a new aluminosilicate zeolite identified as UZM-4. This new zeolite has the BPH morphology and is structurally related to zeolite Q. UZM-4 has en empirical formula of M...
6419819 Synthetic porous crystalline MCM-67, its synthesis and use  
This invention relates to a new synthetic porous crystalline material, designated MCM-67, a method for its preparation and use thereof in catalytic conversion of organic compounds. MCM-67 appears...
6419891 Synthetic crystalline MCM-69, its synthesis and use  
This invention relates to a new synthetic crystalline material comprising acidic surface silanol groups, designated MCM-69, a method for its preparation and use thereof in catalytic conversion of...
6409986 Zeolite ITQ-5  
The present invention relates to zeolithic materials having a characteristic X ray diffraction pattern, and its preparation method, characterized by the relatively low pH of the synthesis medium...
6334994 Microporous crystalline silico-alumino-phosphate composition, catalytic material comprising said composition and use of these for production of olefins from methanol  
Microporous crystalline silico-alumino-phosphate (SAPO) compositions, catalytic materials comprising the composition, and use of these for production of olefins from methanol. The catalysts contain...
6319427 Fast luminescent silicon  
There are provided mesoporous silica materials containing in their pores stabilized clusters of silicon atoms, of size 2 nanometers or less, and capable of photoluminescence to emit fast photons....
6306362 Aluminosilicate molecular sieve  
The present invention is directed to a large-pore aluminosilicate molecular sieve comprising alumina and silica, where the ratio of SiO 2 /Al 2 O 3 ranges from about 75 to 600, and its method of...
6277355 Synthesis of ZSM-5 and ZSM-11  
High activity ZSM-5 and ZSM-11, with alpha values of 1000 to 3500, are produced by synthesis from a reaction mixture containing an organic directing agent selected from a non-cyclic amine having...
6261534 Method for making ZSM-5 zeolites  
The invention includes a method for preparing a crystalline zeolite having the X-ray diffraction lines of Table 1. The method includes preparing a template-free reaction mixture including at least...
6156290 Zeolite SSZ-47  
The present invention relates to new crystalline zeolite SSZ-47 prepared using a bicyclo ammonium cation templating agent.
6136290 IM-5 zeolite, a process for its preparation and catalytic applications thereof  
The invention concerns IM-5 zeolite with a chemical composition with the following formula, expressed in terms of the mole ratios of the oxides for the anhydrous state: 100XO 2 ,mY 2 O 3 , pR 2 /n...
6136291 Faujasite zeolitic materials  
Novel crystalline zeolitic materials of the faujasite structure having an increased ratio of zeolitic surface area to mesoporous surface area and distinctive X-Ray Diffraction peak ratios are...
6103215 Zeolite Me-UTD-1  
An aluminosilicate zeolite is disclosed which has a silica/alumina mole ratio of about 500 or less and pores with at least one cross-sectional dimension greater than 7.5 Angstroms. Also disclosed...
6086848 Process for preparing zeolites using substituted-piperidinium cations  
The present invention relates to a process for preparing zeolites having 12-ring pores and having at least one internal pore structure with a cross section measuring greater than 7.5 Å using...
6080382 Zeolite SSZ-48  
The present invention relates to new crystalline zeolite SSZ-48 prepared using a decahydroquinolinium cation templating agent.
6077498 Zeolite ITQ-1  
The present invention relates to a microporous crystalline material of zeolitic nature, called ITQ-1A, to the process for its preparation and its use in processes of separation and transformation...
6068682 Small-pored crystalline titanium molecular sieve zeolites and their use in gas separation processes  
Novel gas separation agents with precisely and predictably controlled pore sizes within the range of 3-4 Angstrom units and their preparation from ETS-4 by exchange with cations, particularly...
6049018 Synthetic porous crystalline MCM-68, its synthesis and use  
This invention relates to a new synthetic porous crystalline material, designated MCM-68, a method and novel polycyclic organic cation for its preparation and its use in catalytic conversion of...
6043179 Zeolite CIT-5 and method of making  
The present invention relates to new crystalline zeolite CIT-5 prepared using a N(16) methylsparteinium cation templating agent.
6040258 Zeolite CIT-5 and method of making  
The present invention relates to new crystalline zeolite CIT-5 prepared using a N(16) methylsparteinium cation templating agent.
6033643 Zeolite SSZ-45  
The present invention relates to new crystalline zeolite SSZ-45 prepared using an N-substituted DABCO cation templating agent.
6027707 NU-88 zeolite, a process for its preparation and catalytic applications thereof  
The invention concerns NU-88 zeolite, characterized by: i) a chemical composition with the following formula, expressed in terms of the mole ratios of the oxides for the anhydrous state: 100...
6017508 Process of modifying the porosity of aluminosilicates and silicas, and mesoporous compositions derived therefrom  
6007790 Family of microporous indium silicate compositions  
A new family of crystalline and microporous compositions having indium and silicon as essential framework elements have been synthesized. These compositions are characterized by unique x-ray...
5976491 Synthesis of and composition of ECR-40, large pore aluminophosphate  
The present invention is a large-pore aluminophosphate or substituted aluminophosphate comprising a composition aR:(M x Al y P z )O 2 wherein R represents an organic templating agent, and a=0...
5968474 Pure phase titanium-containing zeolite having MEL structure, process for preparing same, and oxidation processes using same as catalyst  
Titanium-containing zeolites containing the MEL crystal structure are prepared using an organic templating agent comprising 3,5-dimethylpiperidinium compounds. The zeolites can be made in the pure...
Matches 51 - 100 out of 343 < 1 2 3 4 5 6 7 >