Patents
Patents for C07C 15 - Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic part (13,158)
01/2005
01/06/2005US20050004212 Antitumor/cancer activity; topoisomerase I inhibitors
01/06/2005US20050003949 Alkylaromatic process with catalyst regeneration
01/05/2005EP1493796A1 Functional thin film
01/05/2005CN1560002A Synthesizing compound of 1, 1, 2 triaromatic radical-1, 3 butadiene kind by suzuki-miyaura coupling reaction
01/05/2005CN1560001A Process of preparing long chain alkyl benzenes by long chain olefines and benzene
01/05/2005CN1559683A Preparing aromatics loading catalyst by methane at non oxidation catalyzing aromatization
01/04/2005US6838588 Injecting feed and injecting a desorbent and delivering an extract, raffinate and an intermediate raffinate either continuously or discontinuously; distillation to obtain paraxylene; raffinate is distilled to obtain metaxylene
12/2004
12/30/2004US20040267065 Alkylaromatic process with catalyst regeneration
12/30/2004US20040267034 Hydrogenation process
12/29/2004WO2004113412A2 Polymer
12/29/2004WO2003044125A3 A process to produce a dilute ethylene stream and a dilute propylene stream
12/29/2004EP1491609A2 Substituted anthryl derivative and electroluminescence device using the same
12/29/2004EP1491568A1 Semiconductive Polymers
12/29/2004EP1490455A1 A process for obtaining high purity phenanthrene and a system thereof
12/29/2004EP1490314A1 Preparation of alkylaromatic hydrocarbons and alkylaryl sulfonates
12/29/2004CN1557794A Technological process for catalyzing dry gas to prepare ethylbenzene
12/29/2004CN1557793A Separation process for 1,2,3-trimethylbenzene
12/29/2004CN1182091C Tail gas absorption method for preparing styrene by ethylbenzene dehydrogenation
12/29/2004CN1182090C Dehydrogenation tail gas absorption method for preparing styrene from ethylbenzene
12/29/2004CN1182086C Process for preparing 2,6-dimethylnaphthalene
12/29/2004CN1181918C Catalyst for alkyl aromatics dehydrogenation
12/29/2004CN1181916C Load typed iron catalyst and its preparing method and application
12/28/2004US6835862 Reduces the formation of diphenylalkanes and/or decreases the catalyst deactivation rate in an alkylation process to produce alkyl aromatics, such as ethylbenzene and cumene, by alkylation using solid catalysts such as zeolite beta
12/28/2004US6835288 Method for preventing undesired polymerization in a mixture of substances containing ethylenically unsaturated compounds
12/23/2004WO2004110967A1 Process for production of propylene and ethylbenzene from dilute ethylene streams
12/23/2004WO2004110965A1 Process for the production of alkzbenzene with ethane stripping
12/23/2004WO2004071642A3 Method of preparing branched alkyl aromatic hydrocarbons using a process stream produced by hydrogenation, dehydrogenation and isomerization of olefins
12/23/2004US20040260134 Process for producing cumene
12/23/2004US20040260132 Method for producing 4-vinylcyclohexene, ethyl benzole and styrene
12/23/2004US20040260128 Solvent-free mechanochemical preparation of phosphonium salts, phosphorus ylides, and olefins
12/23/2004US20040259727 Catalytic composition for the dehydrogenation of alkylaromatic hydrocarbons
12/23/2004US20040256616 Process of preparing a disubstituted 9-alkylidenefluorene or a derivative thereof
12/22/2004EP1489063A1 Process for hydrodehalogenation of aromatic polyhalides with isopropyl alcohol as the hydrogen source
12/22/2004EP1487767A1 Process for producing selected phenyl-alkanes with adsorptive separation step
12/22/2004EP1487765A1 A reactive distillation process for the alkylation of aromatic hydrocarbons
12/22/2004CN1181022C Pre-treatment agent for aromatic hydrocarbon raw material
12/16/2004US20040254414 Process for production of propylene and ethylbenzene from dilute ethylene streams
12/16/2004US20040254412 alkylation of aromatic hydrocarbons with acyclic unsaturated hydrocarbons, in the presence of alkylation catalyst and distilling; chemical intermediates
12/16/2004US20040254411 Preparation of C4-olefin mixture from liquefied gas streams, reaction of mixture over metathesis catalyst for preparation of mixture of 2-pentene and/or 3-hexene, dimerization of the 2-pentene and/or 3-hexene, reaction of C10-12-olefin mixtures obtained to form alkylaromatic compounds; use in detergents
12/16/2004US20040254410 Contacting monocyclic aromatic compound-containing hydrocarbon process stream with alkylation agent under alkylation conditions with mesoporous zeotype catalyst having intracrystalline, non-crystallographic mesopore system and mesopore volume of zeotype crystals above 0.25 ml/g; producing ethylbenzene
12/16/2004US20040254388 Method for producing olefin-substituted aromatic or heteroaromatic compounds
12/16/2004US20040254066 Dissolving or dispersion forming emulsion; transition metal catalyst encapsulated within a permeable polymer; catalyst for foirming polyol from olefin
12/16/2004DE10324533A1 Stabile Lösungen von organischen halbleitenden Verbindungen Stable solutions of organic semiconducting compounds
12/15/2004EP1485335A1 Production of alkyl aromatic compounds
12/15/2004EP1485334A1 Alkylation of saturated hydrocarbons using interstage distillation
12/15/2004EP1250300B1 Alkylation process
12/15/2004EP1023250B1 Process for preparing 2,6-dialkylnaphthalene
12/15/2004CN1555348A Process for producing cumene
12/14/2004US6831203 Having enhanced hydrogenation/dehydrogenation metal dispersion
12/08/2004CN1553886A Process for producing cumene
12/08/2004CN1552682A Method for preparing purified petroleum benzine and concentrating thiofuran by cruden benzol
12/08/2004CN1552681A Separating method for enriching mesitylene
12/08/2004CN1178881C Producing method of alkylbenzene
12/07/2004US6828470 Coproduction process for para-xylene and ortho-xylene comprising two separation steps
12/01/2004EP1482575A2 Stable solutions of organic semiconductor materials
12/01/2004EP1480746A1 A reactive distillation alkylation process including in situ catalyst regeneration
12/01/2004CN1177783C Para-xylene production process
11/2004
11/30/2004US6824890 Topological strategy for designing amorphous molecular solids for forming thin films in optoelectronic devices
11/25/2004WO2004101722A2 Structured liquids made using lab sulfonates of varied 2-isomer content
11/25/2004WO2004092096A3 Method for producing alkyl aromatic compounds
11/25/2004US20040236166 Xylene isomerization
11/25/2004US20040236165 Catalytic composition for the aromatization of hydrocarbons
11/25/2004US20040236029 Molecular weight of 30,000-250,000, a Mooney viscosity of 3-50, and a polydispersity index of less than 2.5; use in the manufacture of shaped articles, such as seals, hoses, bearing pads, stators, well head seals, valve plates, cable sheathings, wheels, rollers, pipe seals or footwear components.
11/25/2004US20040232409 Light-emitting device and aromatic compound
11/25/2004US20040232049 Group Ia, Ib, IIb, VIb, VIb or VIII metal on a crystalline calcium silicate support having a surface area of at least 30 m2/g. in the form of spherical particles with pores in the particles having a diameter of 100-2000 Angstroms
11/25/2004CA2523705A1 Structured liquids made using lab sulfonates of varied 2-isomer content
11/24/2004EP1479663A1 Process for catalytic alkylation of monocyclic aromatic compounds and composition of use therein
11/24/2004EP1478610A1 Method for producing 4-vinylcyclohexene, ethyl benzole and styrene
11/24/2004EP1218103B1 Method for preparing a low acidity refractory oxide-bound zeolite catalyst
11/24/2004CN1549851A Hydrogenation and dehydrogenation processes and catalysts therefor
11/24/2004CN1549793A UZM-5, UZM-5p and UZM-6: crystalline aluminosilicate zeolites and processes using the same
11/18/2004WO2004099108A1 Method of obtaining para-xylene
11/18/2004US20040228780 Dehydrogenation process
11/18/2004CA2521939A1 Method of obtaining para-xylene
11/17/2004EP1021498B1 Aromatics separation process
11/17/2004CN1547563A Method for synthesising terminal olefins by combining isomerisation metathesis and isomersation transalkylation
11/17/2004CN1546442A Method for synthesizing decahydronaphthalene
11/17/2004CN1176052C Method for alkylation of aromatic hydrocarbon using solid alkylation catalyst
11/16/2004CA2106028C Improved process for alkylation of aromatics with linear olefins derived from a linear paraffin dehydrogenation step
11/11/2004WO2004096945A1 1,3,6,8-tetrasubstituted pyrene compounds, organic el device and organic el display
11/11/2004WO2004075604A3 Organic electroluminescent device and method for fabricating the same
11/11/2004WO2004075603A3 Organic electroluminescent device
11/11/2004US20040225170 from pseudocumene using zeolite zsm-5 catalyst on catalyst support
11/11/2004US20040225169 catalytic dehydration of 1-phenylethanol
11/10/2004EP1475361A2 Aromatic condensed-ring compound, light emitting device material and light emitting device using the same
11/10/2004CN1544402A 1,3,5- trialkyl benzene recovering method
11/10/2004CN1544401A Selective preparation method for 1, 3 ,5-tricumene
11/10/2004CN1174944C Method for isomerization of C8 aromatic compounds using zeolite catalyst with EUO structure type
11/10/2004CN1174803C Noble metal modified selective disproportionation catalyst of toluene
11/04/2004US20040220439 Method of obtaining para-xylene
11/04/2004US20040220438 Production of alkylaromatic compounds
11/03/2004EP1472218A1 Process for preparing alkylaryl hydroperoxide containing product
11/03/2004EP1471999A1 Iron oxide-based catalyst, its preparation and its use in a dehydrogenation process
11/03/2004CN1543448A Process for producing branched olefins from linear olefin/paraffin feed
11/03/2004CN1541990A Combined process of toluene shape selective disproportionation and alkyl transfer
11/03/2004CN1541988A Method for separating arene by extraction and rectification
11/03/2004CN1541768A Application method of solid acid catalyst
11/03/2004CN1174078C Organic electroluminescent element
11/03/2004CN1173781C Dehydrogenation catalysts comprising at least iron, alkali metal and a noble metal
11/02/2004US6811684 Hydrocarbon conversion process and catalyst useful therein
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