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)
07/2003
07/09/2003CN1113814C Method for preparation of small crystal grain NaY molecular sieve
07/09/2003CN1113813C Titanium-silicon molecular sieve and its synthesis method and application
07/09/2003CN1113812C Template agent preparation for synthesizing silico-aluminium zeolite and application thereof
07/09/2003CN1113811C Preparation method of mesonic pore molecular sieve carrier material
07/09/2003CN1113810C High-silicon beta zeolite and its preparing method
07/03/2003WO2003053849A1 Ultrastable porous aluminosilicates strucures and compositions derived therefrom
07/02/2003EP1322552A1 Method for heteroatom lattice substitution in large and extra-large pore borosilicate zeolites
07/02/2003EP1322426A2 Process for extracting and purifying naturally occurring zeolite
07/01/2003US6585952 Ultrastable hexagonal, cubic and wormhole aluminosilicate mesostructures
07/01/2003US6585948 Carbon molecular sieve material with structural regularity, method for preparing the same and use thereof
07/01/2003CA2112263C Demetallation of hydrocarbon feedstocks with a synthetic mesoporous crystalline material
06/2003
06/26/2003US20030118496 Process for the removal of higher hydrocarbons from natural gas
06/25/2003CN1425748A Full microwave synthetic method for green phosphorus-free detergent aids of super fine 4A molecular sieve
06/25/2003CN1112248C Preparing method of superstable Y-type molecular sieve
06/24/2003US6583081 Method of manufacture of molecular sieves
06/24/2003US6582607 Contacting liquids admixed with water with molecular sieve, characterised in that the molecular sieve is pretreated so as to reduce its acid site concentration
06/24/2003US6582495 Formation of a precursor gel of the zeolite, bringing the gel into contact with the support and crystallizing the zeolite by carrying out a thermal program
06/18/2003EP1237818B1 Mesoporous zeolitic material with microporous crystalline mesopore walls
06/18/2003CN1424982A Fine zeolite particle
06/18/2003CN1424938A High surface microporous active materials TIQ-6 and METIQ-6 in oxidation reactions
06/18/2003CN1111508C Sythesis of mordenite by mother liquid for sythesis of beta zeolite
06/17/2003CA2281773C Multiautoclave for combinatorial synthesis of zeolites and other materials
06/12/2003WO2003048084A2 Use of molecular sieves for the conversion of oxygenates to olefins
06/12/2003WO2003048044A1 Method of synthesizing molecular sieves
06/12/2003US20030108467 Denitrification using ion exchanged zeolite catalyst; air pollution control
06/11/2003EP1317886A1 Use of micronised zeolites as filter material
06/11/2003EP1192106B1 Rare earth metal ion exchanged ferrierite
06/11/2003CN1423620A Zeolite SSZ-50
06/11/2003CN1111137C Process for synthesizing Y-type molecular sieve from stellerite
06/11/2003CN1111136C Process for preparing Y-type molecular sieve
06/11/2003CN1111135C Mesoporous aluminium silicophosphate molecular sieve and its preparing process
06/11/2003CN1111087C Molecular sieve containing zinc and its synthesis
06/11/2003CN1111085C Molecular sieve containing heteroatoms and its synthesis
06/10/2003US6576120 Contacting with metallosilicate crystallite, aluminum-free binder, and hydrogenation component
06/05/2003WO2003046264A2 Porous crystalline material (itq-21) and the method of obtaining same in the absence of fluoride ions
06/05/2003WO2003045548A1 Catalyst containing microporous zeolite in mesoporous support and method for making same
06/05/2003US20030105248 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
06/05/2003CA2468328A1 Catalyst containing microporous zeolite in mesoporous support and method for making same
06/04/2003EP1316530A1 Micronised zeolites for use as pharmaceutical agents
06/04/2003EP1316255A1 Use of micronized minerals as plant protection agent
06/04/2003CN1421390A ZSM-s molecular sieve synthesizing process
06/04/2003CN1421389A Ti-Si molecular sieve modifying method
06/04/2003CN1110365C Dealuminised NU-86 zeolite and its use in conversion of hydrocarbons
06/03/2003US6572838 Silver ion exchange
05/2003
05/30/2003WO2003043938A1 Method and apparatus for producing zeolite continuously
05/30/2003WO2003043937A2 Method for controlling synthesis conditions during molecular sieve synthesis using combinations of quaternary ammonium hydroxides and halides
05/30/2003WO2002048025A3 Lamellar pressed body
05/29/2003US20030100439 To obatin octane rating of the gasoline; efficiency
05/28/2003EP1148027B1 Itq-7 zeolite
05/28/2003CN1420845A Process for manufacture of zeolites and zeolite mixtures having enhanced cation exchange properties, products produced thereby, and detergent compositions formulated therewith
05/28/2003CN1109653C Method for producing LSX zeolite granular agglomerates with low inert binding material ratio
05/27/2003US6569401 Zeolite SSZ-64 composition of matter and synthesis thereof
05/27/2003US6569400 Quaternary ammonium organic ion exchanger can be eliminated by calcination or dissolution and leaves an inorganic microporous structure with the size and shape of the employed organic ion exchanger
05/22/2003WO2003042101A2 Ts-pq titano-silicate molecular sieves and methods for synthesis and use thereof
05/21/2003CN1418815A Method for prepn. of porous material mordenite membrane
05/21/2003CN1418814A Porous material mordenite membrane
05/21/2003CN1418813A Method for quick synthesis of titanium silicon molecular sieve
05/21/2003CN1108988C Microwave synthesis method of macroporous molecular sieve
05/20/2003US6565826 Method of preparing zeolite single crystals
05/15/2003WO2002030819A8 Microporous crystalline material (itq-17), method for the preparation thereof and its use in processes for separating and transforming organic compounds
05/15/2003US20030091504 Controlling pressure
05/14/2003EP1115657B1 Preparation of high silica zeolites bound by zeolite and use thereof
05/14/2003CN1417121A Fast synthesis process of strong acid-type ZSM-5 molecular sieve
05/14/2003CN1417120A Filtering process of water slurry of Y-type molecular sieve
05/14/2003CN1417119A Filtering method of water slurry of Y-type molecular sieve
05/14/2003CN1417118A Molecular sieve ammonium ion exchange process
05/14/2003CN1417117A Combined zeolite comprising two kinds of modified Y-type zeolite
05/14/2003CN1417116A Fast synthesis process of high-crystallinity zeolite molecular sieve
05/14/2003CN1417115A Double Si-Al mesopore molecular sieve and its synthesis
05/14/2003CN1416951A Molecular sieve RE ion exchange method
05/14/2003CN1108275C Method for synthesis of beta-zeolite
05/13/2003US6562776 Solid alkylbenzene sulfonates and cleaning compositions having enhanced water hardness tolerance
05/08/2003WO2003006363A3 A process for preparing zeolites
05/08/2003US20030084786 Zeolite is crystallised by carrying out a non-isothermal thermal program; zeolitic phase localised in the pores of a porous support and optionally on the external surface of said support; useful in separation of liquids and gases
05/07/2003CN1415721A Technical method for producing P type zeolite for washing use by activating bentonite with alkaline process being utilized
05/07/2003CN1107646C Prepn. of A-type zeolite
05/07/2003CN1107645C Process for synthesizing molecular sieve MCM-22
05/07/2003CN1107644C Process for preparing molecular sieve MCM-22
05/06/2003US6558647 Zeolite
05/06/2003CA2112117C Synthetic porous crystalline material its synthesis and use
05/01/2003WO2003035584A1 Process for the oligomerization of olefins
05/01/2003US20030083190 Rapid drying a suspension resulting from the synthesis of zeolite by hydrothermal treatment at autogenous pressure of a mixture containing tetraalkylammonium hydroxide as templating agent, then calcining; mechanical strength; microspheres
04/2003
04/30/2003CN1414881A High strength and hith surface area catalyst, catalyst support or adsorber compositions
04/30/2003CN1414878A Laminated pressed articles
04/30/2003CN1107027C Process for preparation of titanium-silicon molecular sieve
04/29/2003US6555090 Pillared mixed oxide that maintains a separation between sheets, there being individual structural layers, that have microporous channels and cavities.
04/29/2003US6555089 Prepared using a N-butyl-N-cyclooctylpyrrolidinium cation or N- propyl-N-cyclooctylpyrrolidinium cation templating agent
04/29/2003US6555080 Using zeolite SSZ-57 for reduction of oxides of nitrogen in a gas stream
04/29/2003CA2078882C Process for eliminating odour/taste-producing substances in plastic materials
04/23/2003EP1242182A4 High strength and high surface area catalyst, catalyst support or adsorber compositions
04/23/2003EP1113989B1 Zeolites and methods of making thereof
04/23/2003CN1106344C P type zeolite and its manufacturing method and use
04/22/2003US6551573 Synthesis of aluminum rich AFI zeolite
04/16/2003EP1302528A1 Process for the removal of higher hydrocarbons from natural gas
04/16/2003CN1105680C Synthesis of large crystal zeolites
04/15/2003US6548439 High strength and high surface area catalyst, catalyst support or adsorber compositions
04/15/2003US6548040 Process for preparing a zeolite with structure type MTT using specific template precursors
04/15/2003US6547958 Zeolite hydrocracking catalyst
04/10/2003WO2003029144A1 Crystalline molecular sieves
04/10/2003WO2003028867A1 Laminated zeolite composite and method for preparation thereof
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