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Class 585/21 - Polycyclo, i.e., fused


Subclass of Class 585 - Chemistry of hydrocarbon compounds
Definition: Subject matter which contains at least two rings which share
No. of patents: 79
Last issue date: 03/02/2010


1    
NumberTitleIssue Date
7671245Jet fuel compositions and methods of making and using same
Provided herein are, among other things, jet fuel compositions and methods of making and using the same. In some embodiments, the fuel compositions comprise at least a fuel component readily and efficiently produced, at least in part, from a microorganism. In certai...
03/02/2010
7402716Hybrid cubic/hexagonal diamondoids
Novel compounds having a hybrid cubic/hexagonal diamond crystal structure are disclosed. Each of the four compounds have the stoichiometric formula C26H32 and a molecular weight of 344. The four compounds are contemplated to have a utility in d...
07/22/2008
7224532Optical uses diamondoid-containing materials
Novel optical devices based on diamondoid-containing materials are disclosed. Materials that may be fabricated from diamondoids included diamondoid nucleated CVD films, diamondoid-containing CVD films, molecular crystals, and polymerized materials. Devices that may ...
05/29/2007
7145048Process for producing adamantane or analogue
The invention relates to a method of selectively producing adamantanes in a production apparatus made of an inexpensive material, not having any negative influence on the natural environment. The method for producing adamantanes includes isomerizing a tricyclic satu...
12/05/2006
7094937Compositions comprising cyclohexamantane
Disclosed are compositions comprising C26H30 hexamantane, referred to herein as peri-condensed hexamantane, fully condensed hexamantane, and cyclohexamantane. These enriched cyclohexamantane compositions comprise at least 5 percent by weight cy...
08/22/2006
7060686Anti-inflammatory compounds derived from
Methods for treating, preventing, or inhibiting diseases and disorders associated with inflammation, cell-proliferation, and pain comprising the administration of a compound having the structural formula wherein ...
06/13/2006
7056869Hydrocarbon fluids
Hydrocarbon fluids are provided which have ASTM D-86 boiling point ranges within 235° C. to 400° C. and a naphthenic content greater than 60%, the naphthenics containing polycyclic materials, the fluids preferably have an aromatic content below 2% and an aniline p...
06/06/2006
7034194Compositions comprising decamantanes and processes for their separation
Disclosed are compositions comprising one or more decamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more decamantanes. Also disclosed are novel processes for the separation and isolation of decamantane components int...
04/25/2006
7019183Process for producing adamantane compound
It is made possible to efficiently produce adamantane and analogues thereof, namely a hydrocarbon having an adamantane structure by a process which comprises isomerizing a tricyclic saturated hydrocarbon having ten or more carbon atoms in the presence of a solid-aci...
03/28/2006
7015178Lube base oil composition
Disclosed is a lubricant base oil composition that comprises (a) from 80 to 98% by mass of a naphthenic synthetic lubricant base oil having a flash point of not lower than 140° C. and (b) from 2 to 20% by mass of an alcohol/fatty acid ester having a flash point of ...
03/21/2006
6861569Processes for the purification of higher diamondoids and compositions comprising such diamondoids
Disclosed are processes for the recovery and purification of higher diamondoids from a hydrocarbonaceous feedstock. Specifically disclosed is a multi-step recovery process for obtaining diamondoid compositions enhanced in tetramantane components and other higher dia...
03/01/2005
6844477Processes for the purification of higher diamondoids and compositions comprising such diamondoids
Disclosed are processes for the recovery and purification of higher diamondoids from a hydrocarbonaceous feedstock. Specifically disclosed is a multi-step recovery process for obtaining diamondoid compositions enhanced in tetramantane components and higher diamondoi...
01/18/2005
6843851Compositions comprising pentamantanes and processes for their separation
Disclosed are compositions comprising one or more pentamantanes. Specifically disclosed are compositions comprising 10 to 100 weight percent of one or more pentamantanes. Also disclosed are novel processes for the separation and isolation of pentamantane components ...
01/18/2005
6831202Compositions comprising octamantanes and processes for their separation
Disclosed are compositions comprising one or more octamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more octamantanes. Also disclosed are novel processes for the separation and isolation of octamantane components int...
12/14/2004
6828469Compositions comprising heptamantane and processes for their separation
Disclosed are compositions comprising one or more heptamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more heptamantanes. Also disclosed are novel processes for the separation and isolation of heptamantane components ...
12/07/2004
6824709Fluorene derivatives and their polymers
Provided are a fluorene derivative represented by Formula (1) and a polymer thereof: wherein at least one of A1, A2 and A3 is a group represented by Formula (2), and the others are 1,4-...
11/30/2004
6815569Compositions comprising tetramantanes and processes for their separation
Disclosed are compositions comprising one or more tetramantanes. Specifically disclosed are compositions comprising 10 to 100 weight percent of one or more tetramantanes. Also disclosed are novel processes for the separation and isolation of tetramantane components ...
11/09/2004
6812370Compositions comprising hexamantanes and processes for their separation
Disclosed are compositions comprising one or more hexamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more hexamantanes. Also disclosed are novel processes for the separation and isolation of hexamantane components int...
11/02/2004
6812371Compositions comprising nonamantanes and processes for their separation
Disclosed are compositions comprising one or more nonamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more nonamantanes. Also disclosed are novel processes for the separation and isolation of nonamantane components int...
11/02/2004
6806327Substituted polycyclic, fused ring compounds, metal complexes and polymerization process
Metal complexes comprising a polycyclic, fused ring ligand or inertly substituted derivative thereof comprising at least: (1) a cyclopentadienyl ring, (2) a 7 membered polyatomic ring, and (3) one or more aromatic ring systems, with the proviso that said 7 membered ...
10/19/2004
6784328Process for producing adamantane compound
The invention relates to a method of selectively producing adamantanes in a production apparatus made of an inexpensive material, not having any negative influence on the natural environment. The method for producing adamantanes includes isomerizing a tricyclic satu...
08/31/2004
6743290Compositions comprising undecamantanes and processes for their separation
Disclosed are compositions comprising one or more undecamantanes. Specifically disclosed are compositions comprising 25 to 100 weight percent of one or more undecamantanes. Also disclosed are novel processes for the separation and isolation of undecamantane componen...
06/01/2004
6593363Diterpene derivatives and anti-inflammatory analgesic agents comprising the same
The present invention relates to diterpene derivatives prepared from the components which are extracted from Acanthopanax Koreanum and represented by Chemical Formula (1)....
07/15/2003
6512152Tetracyclododecene compositions and process for producing the same
The present invention is drawn to a tetracyclododecene composition having a regulated cyclopentadiene trimer content, whereby addition polymerization with the aid of a Ziegler catalyst can be carried out while preventing gelation caused by a cross-linking...
01/28/2003
6482966Crosslink-cyclized cyclopentadiene and dihalobis type metal compound containing same as ligand
A process for producing a crosslink-cyclized cyclopentadiene, comprising the steps of reacting a cyclopentenone with an alkali metal hydride to thereby reduce the cyclopentenone (reduction step A) into a cyclopentenol; and reacting the cyclopentenol with ...
11/19/2002
6323315Dolastatin peptides
The present invention provides compounds of the formula ##STR1## where R1 -R5 are each, independently, a hydrogen atom or a normal or branched C1 -C6 -alkyl group; A is a methionyl, phenylalanyl or phenylglycyl ...
11/27/2001
6320088Traction drive fluid
Traction drive fluids comprise a saturated polycyclic hydrocarbon compound obtained by hydrogenating a trimeric compound of a cyclopentadiene-based condensed hydrocarbon compound resulting from the Diels-Alder reaction of cyclopentadiene and then isomeriz...
11/20/2001
6242393Traction drive fluid
A traction drive fluid comprises a tractant selected from the specific types of hydrocarbons, carboxylates and carbonate, optionally an effective amount of a base oil selected from a mineral oil and a synthetic oil and additives selected from a viscosity ...
06/05/2001
6191330Traction drive fluid
Disclosed is a traction drive fluid which comprises (A) one or more than two compounds selected from the group consisting of saturated polycyclic hydrocarbon compounds represented by the formulae: ##STR1## wherein R1 and R2 are each ...
02/20/2001
6139484Bridged cyclopentadienyl derivatives and process for their preparation
Bridged cyclopentadienyl derivatives having general formula (I) A--X--B (I) wherein: 1) A is a monofunctional hydrocarbyl radical having general formula (II) ##STR1## 2) --X-- is the bridge between A and B and...
10/31/2000
5939595Preparation of diarylethanes
A process for preparing diarylethanes of the general formula I ##STR1## where R1, R2, R3, R4, R5 and R6 are each hydrogen or C1 -C8 -alkyl, by reacting aromatic compou...
08/17/1999
5900517Cyclopentadienyl derivatives and process for their preparation
Cyclopentadienyl derivatives are described having general formula (I) ##STR1## where R, R1, R2, R4, equivalent to or different from one another, are selected from: --H, alkyl radicals having a number of carbon atoms f...
05/04/1999
5866733Preparation of diarylethanes
Diarylethanes of the formula I ##STR1## where R1 is hydrogen or C1 -C8 -alkyl, are prepared by reacting benzene with a styrene of the formula III ##STR2## where R1 has the abovementioned meanings, by a...
02/02/1999
5847247Terpene-based solvents
The specification discloses terpene-based solvent compositions which comprise diterpenes as a major component and a minor amount of monoterpenes. The mixtures exhibit solvent properties similar to monoterpenes but have flash points high enough to be class...
12/08/1998
5723709Terpene dimer compositions and related methods of manufacture
Terpene dimer compositions are provided which dry into a hard, tack free film upon exposure to air. The compositions include a terpene dimer having the molecular formula C20 H32 and contain at least one double bond. The terpene dimer...
03/03/1998
5662830Diene derivative
A novel liquid crystal material having a carbon chain containing a conjugated diene as a terminal substituent of the molecule and exhibiting superior characteristics is provided, which is a diene derivative expressed by the formula (I) ##STR1## ...
09/02/1997
5455265Method of treatment with compounds having selective agonist-like activity on RXR retinoid receptors
Process of treatment of mammals, including humans to treat diseases or conditions of the type which are normally treated with retinoid-like compounds is disclosed, with pharmaceutical compositions containing an active compound which is a selective agonist...
10/03/1995
5446222Oligomers of cyclopentadiene and process for making them
The invention provides a two-step process for converting cyclopentadiene dimer to a high density fuel mixture comprising the steps of: (a) reacting said cyclopentadiene dimer in the presence of a solid catalyst comprising a porous crystalline material having a...
08/29/1995
5422027Process for increasing traction coefficient
A process for improving the traction coefficient between at least two relatively rotatable elements having tractive surfaces in a torque transmitting relationship which comprises introducing between the tractive surfaces of the elements a traction drive f...
06/06/1995
5399647Photoresist composition of 1-(1'-cyanoethenyl)adamantane
New copolymers are disclosed which are copolymers of 1-(1'-cyanoethenyl)adamantane or 2-norbornene-2-carbonitrile monomer with an acrylate or methacrylate monomer. Resist compositions are also disclosed which comprise one of the disclosed new copolymers a...
03/21/1995
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