Patents
Sitemap › C01 - Inorganic chemistry › C01B - Non-metallic elements; Compounds thereof › C01B 39 - Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination
Patents for C01B 39 - Compounds having molecular sieve and base-exchange properties, e.g. crystalline zeolites; Their preparation; After-treatment, e.g. ion-exchange or dealumination (11,724)
01/2004
01/15/2004US20040009882 Linear alkylbenzene sulfonate having various levels of 2-isomer content; useful for cleaning a wide variety of substrates, including laundry, hard surfaces, carpets, tubs and tile
01/14/2004CN1467155A Method for preparing aluminium silicophosphate molecular sieve
01/14/2004CN1467154A Method for preparing niobium-silicon molecular sieve
01/14/2004CN1467017A Method for synthesizing molecular sieve film using vacuum crystal method
01/13/2004US6676923 Zeolite SSZ-54 composition of matter and synthesis thereof
01/13/2004US6676922 Distinctive x-ray diffraction pattern and unique 3-dimensional channel system of straight, elliptical channels, defined by 10-membered rings of tetrahedrally coordinated atoms, intersecting with sinusoidal channels
01/13/2004US6676732 Separation of nitrogen from a gas mixture using zeolite SSZ-50
01/08/2004WO2004002890A1 Electroluminescent material containing a conjugated polymer or earth metal complexes inside zeolites and porous materials and the preparation method thereof
01/08/2004US20040005271 Zeolite ssz-54 composition of matter and synthesis thereof
01/07/2004CN1465527A MFI structure molecular sieve containing phosphorus and transition metal
01/07/2004CN1465526A Method for synthesizing beta zeolite by templet agent concentrate nonuniform method
01/07/2004CN1133587C Process for removing contaminant metal ions from liquid streams
01/07/2004CN1133585C Process for preparing nm zeolite
12/2003
12/31/2003WO2004000730A2 Nanocrystalline inorganic based zeolite and method for making same
12/31/2003WO2004000546A1 Layered silicate material and applications of layered materials with porous layers
12/31/2003WO2004000450A2 Superfine powders and methods of manufacture of said powders
12/31/2003CN1463921A Process for synthesizing high silicon content mordenite
12/31/2003CN1132826C Process for preparing tetrahydrofuran by dewatering and cyclizing 1,4-butanediol
12/31/2003CN1132781C Molecular sieve of aluminium phosphate and its preparing process
12/31/2003CN1132699C Titanium-silicon molecular sieve and its preparing method
12/30/2003US6669924 Mesoporous zeolitic material with microporous crystalline mesopore walls
12/25/2003US20030234304 Grinding a combination of mineral particles with a dry separation agent, e.g. sodium chloride, to a predetermined particle size; removing the agent by washing with a solvent, e.g., water; nanostructure; antiagglomerants; efficiency
12/24/2003WO2003106343A1 Synthesis of silicoaluminophosphates
12/24/2003WO2003106342A1 Synthesis of aluminophosphates and silicoaluminophosphates
12/24/2003WO2003106341A1 Synthesis of aluminophosphates and silicoaluminophosphates
12/24/2003CN1131845C Synthesis of silicon-aluminum phosphate molecular sieve with multiple template agent
12/23/2003US6667265 Zeolite membrane formed directly on self-supporting porous substrate; equalizing thermal expansion coefficients of the porous substrate and the zeolite membrane eliminates cracks
12/23/2003US6667023 Preparation of MFI type crystalline zeolitic aluminosilicate
12/18/2003WO2003104148A1 Method for synthesizing mesoporous zeolite
12/18/2003US20030232718 Synthesis of silicoaluminophosphates
12/18/2003US20030232007 Maintaining reaction mixture comprising zeolite which is an active source of aluminum oxide, active source of alkali metal oxide, an active source of an oxide of a tetravalent element, and an organic template under condition to form crystals
12/18/2003US20030232006 Forming reaction mixture comprising a sources of aluminum, phosphorus, silicon and template containing dimethylamino moieties; inducing crystallization of crystalline molecular sieve of CHA framework type
12/17/2003EP1371609A1 A microporous crystalline zeolite material (itq-20) and a production method thereof
12/16/2003US6663845 Method and apparatus for producing zeolite
12/16/2003US6662951 Mechanical dispersion and differential suspension to remove clay from ore; slurrying into countercurrent classifying column; injecting demineralized water
12/11/2003WO2003101892A1 Method for in-situ synthesis of crystalline microporous metalloaluminophosphate in a formed body
12/11/2003WO2002041991B1 HYDROTHERMALLY STABLE METAL PROMOTED ZEOLITE BETA FOR NOx REDUCTION
12/11/2003US20030229257 Microporous crystalline material (ITQ-17), method for the preparation thereof and its use in processes for separating and transforming organic compounds
12/10/2003EP1369166A1 Zeolith membrane of small thickness, its preparation and its use in separation
12/10/2003CN1460641A Mesopore solid alkali, mesopore functional material, its preparation method and application
12/10/2003CN1460550A Method for quickly-synthesizing ZSM-S molecular sieve containing zirconium atom
12/09/2003US6660682 Forming a reaction mixture comprising: templating agent and a silicon source, and phosphorous source and an aluminum source; introducing to the reaction mixture a polymeric base; recovering the molecular sieve
12/09/2003US6660676 Catalytic composition for the upgrading of hydrocarbons having boiling temperatures within the naphtha range
12/09/2003US6660245 Methods for detemplating zeolites and silicalites for use in integrated circuit manufacture
12/09/2003CA2177293C Crystalline microporous oxide having increased lewis acidity and fluid catalytic cracking process using same
12/04/2003WO2003099719A1 Microporous crystalline zeolite material (zeolite itq-22), synthesis method thereof and use of same as a catalyst
12/04/2003US20030223933 Seeds formed in or introduced by ion exchange or adsorption to a porous organic ion exchanger with the desired size, shape and porosity are made to grow and form a continuous structure by further deposition of inorganic material from a synthesis
12/04/2003US20030223932 Process for the preparation of ZSM-5 catalyst
12/03/2003EP1365992A1 Silicoaluminophosphate molecular sieve
12/03/2003EP1194375B1 Synthetic porous crystalline mcm-68, its synthesis and use
12/02/2003US6656447 Process for synthesizing and controlling the particle size and particle size distribution of a molecular sieve
12/02/2003US6656268 Synthetic porous crystalline MCM-70, its synthesis and use
11/2003
11/27/2003WO2003097531A1 Synthetic porous crystalline mcm-71, its synthesis and use
11/27/2003WO2003097530A1 Three dimensional high regular nano-porous inorganic material having fine pores and method for preparation thereof, and method for evaluation thereof
11/27/2003CA2486481A1 Nanoporous inorganic material with high three-dimensional regularity having fine pores, and its production method and evaluation method
11/26/2003EP1364913A1 Synthesis of zeolite itq-16 in an alkaline medium
11/26/2003EP1364705A1 Process for production of titanium-containing silicon oxide catalysts
11/26/2003EP1363854A1 Processes of trybochemical obtaining organozeolite adsorbent of mycotoxins, procedure for production and application
11/26/2003CN1128674C Controlling graininess and graininess distribution in method of continuous synthetic molecular sieve
11/26/2003CN1128673C Improved Y-type rare earth zeolite and its preparation
11/26/2003CN1128672C EUO zeolite containing crystal and crystal aggregate with specific granular distribution and its use as catalyst of isomerized C8 aromatic compounds
11/25/2003US6653396 All of the cationic sites are occupied by sodium, calcium and/or magnesium, potassium and hydronium cations, reacting zeolite type 3A,4A, or 5A with calcium and/or potassium salts; improves pot life, low gaseous emissions
11/25/2003US6652832 Using n,n-dimethylhexamethylenimine template; hydrorefinign catalyst
11/25/2003US6652831 Microporous crystalline material containing oxides of silicon, trivalent metals and tetravalent metals
11/19/2003EP1152978B1 Faujasite zeolitic materials
11/19/2003CN1456502A Preparation of silicon aluminum phosphoric molecular sieves and preparation thereof
11/19/2003CN1128101C Alkali fusion method for synthesis of 4 angtrom molecular sieve
11/19/2003CN1128004C Synthesized molecular sieves by microwave heating
11/18/2003US6649556 Process for the preparation of agglomerated zeolites X and LSX exchanged with lithium
11/18/2003US6649141 Zeolite ITQ-10
11/13/2003US20030211034 Crystalline aluminosilicate zeolitic composition: UZM-4
11/12/2003EP1359996A2 Filter body
11/12/2003CN1454842A 4A zeolite, manufacture method and use thereof
11/12/2003CN1127367C Gas system for decarbonating using zeolite adsorbents
11/11/2003US6645899 Treating zeolites with vapor phase comprising methanol, a methyl ester, or a methyl halide at molar concentrations ranging from 20-100% molar, at temperature ranging from 250-380 degrees
11/11/2003US6645462 Synthetic porous crystalline MCM-71, its synthesis and use
11/11/2003US6645461 Process for production of zeolites with high Si/Al atomic ratio
11/11/2003US6645370 Extruding, converting silica of binder to zeolite binder
11/06/2003US20030206844 Prepared using the quaternary ammonium cation templating agent N-ethyl-N-methyl-5,7,7-trimethyl-2-azonium-bicyclo(4.1.1)nonane
11/06/2003US20030205528 Amphiphilic block polymers act as structure directing agents for the metal oxide in a self-assembling system.
11/06/2003US20030205502 Prepared using as a template an N-ethyl-N-methyl-5,7,7-trimethyl-2-azonium bicyclo(4.1.1)nonane cation, preferably as the hydroxide
11/06/2003US20030205133 Separation of nitrogen from a gas mixture using zeolite SSZ-50
11/05/2003CN1453213A Technological process and special apparatus for preparing 4A zeolite
11/05/2003CN1453212A Prepn of superfine 4A zeolite
11/05/2003CN1126658C Zeolite membrane and producing method thereof
11/05/2003CN1126601C Process for preparing catalyst of alkali lignin multi-phase catalytic oxidation reaction
11/04/2003US6641796 Mixing and crystallizing sodium silicate, sodium aluminate, and amorphous aluminosilicate initiator gel; softening builders
10/2003
10/29/2003EP1355857A1 Macroporous foams comprising microporous zeolite or zeotype material and preparation thereof by using polymeric templates having sponge structure
10/29/2003CN1125683C Shaped body and method for production thereof
10/22/2003CN1124980C Si-Zn molecular sieve and its synthesizing process
10/22/2003CN1124979C SI-Zn-Al molecular sieve and its synthesizing process
10/21/2003US6635233 CFI-type zeolite, process for preparation of the same, catalyst prepared from the same, and process for conversion of organic compounds
10/16/2003WO2003084660A2 Organometallic treated molecular sieves and the use thereof for the conversion of oxygenates to olefins
10/16/2003WO2003048084A3 Use of molecular sieves for the conversion of oxygenates to olefins
10/15/2003EP1351884A1 Crystalline molecular sieve composition mcm-65, its synthesis and use
10/15/2003EP1351883A1 Mesostructured catalyst incorporating particles of nanometric dimensions
10/15/2003EP1351882A1 A process for the manufacture of zeolite-a useful as a detergent builder
10/15/2003CN1448339A Ammonium ion exchange method of molecular sieve
10/15/2003CN1448338A Process for preparing fine-grain X zeolite
10/15/2003CN1448337A Process of preparing high crystallinity molecular sieve by removing nonskeleton aluminium from molecular sieve
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