Patents
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)
07/1996
07/24/1996CN1127160A Adsorptive separation of nitrogen from other gases
07/23/1996US5538711 Quaternary ammonium or phosphonium templates, zeolites
07/23/1996US5538710 Synthesis of mesoporous catalytic materials
07/17/1996EP0721427A1 Zeolite zsm-11 and a process for preparing zeolite zsm-11 using a 3,5-dimethylpiperidinium templating agent
07/16/1996US5536895 Isomerization process using modified zeolite Omega
07/16/1996US5536894 MCM-56 as sorbent and catalyst component
07/11/1996WO1996020891A1 Rare earth-zsm-5/zsm-11 cocrystalline zeolite
07/10/1996CN1126187A Preparation of high effective zeolite adsorption separating agent and purifying agent by chemical deposition
07/09/1996US5534656 Alkylation catalysts, synthetic zeolites
07/09/1996US5534239 Process for the synthesis of a silica enriched crystalline aluminosilicate having the offretite structure, the aluminosilicate obtained and its use as a catalyst for the conversion of hydrocarbons
07/03/1996EP0719238A1 Process for preparing zeolite y with increased mesopore volume
07/03/1996EP0541529B1 Magnetic materials and products made therefrom
06/1996
06/27/1996WO1996019423A1 Catalytic conversion of paraffinic feedstocks with improved catalyst
06/26/1996CN1125431A Aluminosilicates
06/26/1996CN1125193A Production process for synthesizing high whiteness 4A zeolite using kaolin
06/25/1996US5529964 Having small metal clusters in pores and interstices of small-pored zeolite
06/20/1996WO1996018577A1 Process for forming alumino-silicate derivatives
06/20/1996WO1996018576A1 Alumino-silicate derivatives
06/19/1996CN1124973A Synthetic layered material, MCM-56, its synthesis and use
06/19/1996CN1124950A Process for modifying the shape selectivity of a zeolite catalyst and use of the mofified catalyst
06/19/1996CN1124716A Synthesis of 4A zeolite with kaolinite and preparing process thereof
06/19/1996CN1032057C Method for processing crystal with by-product from producing Y-molecular sieve
06/18/1996US5527981 Sorption separation with MCM-58
06/13/1996WO1996017810A1 Process for the alkylation of benzene-rich reformate using mcm-49
06/12/1996CN1124466A Molecular sieve layers and processes for their manufacture
06/11/1996US5525563 Structured catalyst including microporous oxides of silicon, aluminum and titianium
06/11/1996US5525323 Stirring a liquid mixture of silicon dioxide, an amine and cation selected from aluminum, boron, and titanium, slurrying, heating for crystallization, cooling and separating solid product, calcining, ion exchanging
06/05/1996EP0714851A2 Process for the synthesis of zeolites and of mesoporous solids from one homogeneous solution in an half-open system
06/05/1996EP0714432A1 Granular detergent compositions containing zeolite and process for their preparation
06/05/1996EP0714379A1 A microporous crystalline silico-alumino-phosphate and a procedure for manufacturing it
06/05/1996EP0332632B1 Method of producing dealuminised zeolite y of high hydrophobicity
06/04/1996US5522984 Useful in alkylation, transalkylation, cracking, hydrocracking and isomerization
05/1996
05/21/1996US5518708 Substitution of Sn in place of Al in the framework of molecular sieve via treatment with fluoride salts
05/21/1996US5518707 Metallo germanates
05/17/1996WO1996014270A1 Aluminosilicates
05/17/1996WO1996014269A1 Synthesis of crystalline porous solids in ammonia
05/15/1996CN1031791C Preparation for high-silicon y-shape molecular sieve
05/14/1996US5516961 With specific alkali content, olefins from light hydrocarbons
05/08/1996EP0710624A1 Sol-gel synthesis of manganese oxide material possessing octahedral structure
05/08/1996EP0710623A1 Method of preparing manganese oxide octahedral molecular sieve
05/08/1996EP0710622A1 Octahedral molecular sieve possessing (4 x 4) tunnel structure and method of its production
05/08/1996EP0710216A1 Process for the manufacture of a zeolite
05/08/1996CN1122111A Process for preparing a modified Y-zeolite
05/08/1996CA2160511A1 Method of preparing manganese oxide octahedral molecular sieve
05/08/1996CA2160439A1 Octahedral molecular sieve possessing (4x4) tunnel structure and method of its production
05/08/1996CA2160409A1 Sol-gel synthesis of manganese oxide material possessing octahedral structure
05/01/1996EP0655985B1 Polymeric aluminium silicate-sulphate and process and apparatus for producing same
05/01/1996CN1121484A High-silicon zeolite preparation
04/1996
04/30/1996US5512267 Incorporating quaternary ammonium template
04/30/1996US5512266 Aluminosilicates and detergent composition
04/24/1996EP0603359B1 Stable zeolite of low unit cell constant and method of making same
04/17/1996EP0724543A4 Synthetic porous crystalline mcm-58, its synthesis and use
04/17/1996EP0706824A1 Low expansion molecular sieves and method of making same
04/16/1996US5508019 Using organic sulfonic acids with minimum loss of crystallinity
04/11/1996WO1996010537A1 Removal of large molecules from a fluid
04/11/1996CA2200946A1 Removal of large molecules from a fluid
04/10/1996EP0673405A4 Cracking process and zsm-5 catalyst produced therefor.
04/10/1996CN1031500C Preparation method of high-silicon Y-zeolite
04/09/1996US5506182 Modified zeolite Y catalyst composition
04/03/1996EP0703886A1 Process for modifying the shape selectivity of a zeolite catalyst and use of the mofified catalyst
04/03/1996CN1119668A Hydrocarbon conversion catalysts
04/02/1996US5503818 Formed by reacting sources of alumina, silica, and alkali metal in aqueous medium, heating to form aluminosilicate solid
03/1996
03/28/1996WO1996009110A1 Improved membrane
03/28/1996CA2198128A1 Improved membrane
03/27/1996EP0703003A1 Hydrocarbon conversion catalysts
03/21/1996WO1996008444A1 Gallium containing omega zeolite
03/20/1996EP0701969A1 Preparation of an aluminosilicotitanate isomorphous with zeolite beta
03/20/1996EP0607276B1 Microfiltration of zeolites
03/19/1996US5500199 Reaction of tetraethyl silicate with tetraisopropylammonium hydroxide in aqueous suspension of zeolite
02/1996
02/28/1996CN1117472A Method No.1 for removing organic amine from silica-alumina zeolite or its compound
02/28/1996CN1117471A Method No.2 for removing organic amine from silica-alumina zeolite or its compound
02/25/1996CA2156681A1 Hydrocarbon conversion catalysts
02/21/1996EP0697212A2 Deodorant cosmetic composition superior in resistance to discoloration and dispersion
02/21/1996EP0697010A1 Aluminosilicates
02/21/1996EP0665816A4 Process for preparing ammonium zeolites of low alkali metal content.
02/15/1996DE4407872A1 Dry synthesis of high silica zeolite(s) with reduced template content
02/14/1996EP0696308A1 Synthetic layered material, mcm-56, its synthesis and use
02/13/1996US5491119 Having cylindrical crystals with flat basal planes; base for aromatization catalysts
02/08/1996WO1996003199A1 Zeolitic desulfurazation agents and their application to co2-containing gas treatment
02/07/1996EP0695216A1 Layers containing crystalline molecular sieves and processes for their manufacture
02/07/1996EP0695215A1 Molecular sieve layers and processes for their manufacture
02/01/1996WO1996002462A1 Process for preparation of zeolite 'x'
01/1996
01/30/1996US5487882 Process for preparation of zeolite "X"
01/25/1996WO1996001688A1 Zeolite ssz-41
01/25/1996WO1996001687A1 Zeolite layers with controlled crystal width and preferred orientation grown on a growth enhancing layer
01/25/1996WO1996001685A1 An in-situ crystallized zeolite containing composition (lai-isc)
01/25/1996CA2193258A1 An in-situ crystallized zeolite containing composition (lai-isc)
01/24/1996CN1030760C Process for synthesizing zeolite-betafite by use of diethanolamine in reaction mixture
01/23/1996US5486348 Zeolite L preparation
01/17/1996EP0692455A2 Silicates solides cristallins
01/10/1996EP0690821A1 Process for preparing finely ground zeolithic alkali metal aluminum silicates
01/10/1996EP0690744A1 Membrane
01/03/1996EP0690024A2 Dealumination of aluminosilicates
01/03/1996EP0571432B1 Fe-CONTAINING ZEOLITE KL
01/02/1996US5480626 Moistening, mixing and pressing into cylinder strands with ring collar mill that has variable slip and shaping; narrow particle size distribution; carbon blacks
12/1995
12/27/1995EP0688738A2 A gallium silicate having 12-ring pores (ECR-34) and a method for its preparation
12/21/1995WO1995034623A1 Process for producing fine solid builder particles
12/20/1995EP0553072B1 Synthetic porous crystalline material, its synthesis and use
12/12/1995US5474754 Preparation of an aluminosilicotitanate isomorphous with zeolite beta
12/08/1995CA2125314A1 Zeolite materials with enhanced ion exchange capacity
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