| Patent Number |
Title Of Patent |
Date Issued |
| 7429684 |
Process for oligomerization of ethylene to linear .alpha.-olefins |
September 30, 2008 |
| A process for preparing .alpha.-olefins from ethylene wherein the .alpha.-olefins are substantially free of olefins having greater than 12 carbon atoms comprises contacting ethylene under oligomerization conditions with a 2,6-bis(phenylimino) pyridyl metal halide catalyst in which th |
| 6881806 |
Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride p |
April 19, 2005 |
| The invention is related to a geminally disubstituted olefin-carbon monoxide-ethylene polymer. The invention is also related to a method for preparing geminally disubstituted olefin-carbon monoxide-ethylene polymers by reacting a geminally disubstituted olefin feed, a carbon monoxide fee |
| 6864334 |
Multi-dentate late transition metal catalyst complexes and polymerization methods using those co |
March 8, 2005 |
| The instant invention provides a late transition metal complex which can be used with an activating cocatalyst to produce polymers and copolymers. The invention also provides methods for polymerizing olefins, as well as copolymers having polar monomers incorporated therein. More specific |
| 6864319 |
Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride p |
March 8, 2005 |
| The invention is related to a geminally disubstituted olefin-carbon monoxide-ethylene polymer. The invention is also related to a method for preparing geminally disubstituted olefin-carbon monoxide-ethylene polymers by reacting a geminally disubstituted olefin feed, a carbon monoxide fee |
| 6809058 |
Multi-dentate late transition metal catalyst complexes and polymerization methods using those co |
October 26, 2004 |
| The instant invention provides a late transition metal complex which can be used with an activating cocatalyst to produce polymers and copolymers. The invention also provides methods for polymerizing olefins, as well as copolymers having polar monomers incorporated therein. More specific |
| 6777584 |
Selective coupling of terminal olefins with ethylene to manufacture linear .alpha.-olefins |
August 17, 2004 |
| A process for producing a linear .alpha.-olefin which comprises: reacting a stoichiometric excess of a terminal C.sub.n olefin with ethylene in the presence of an organometallic catalyst to produce a C.sub.n+2 linear .alpha.-olefin, wherein the catalyst is capable of producing a Schu |
| 6777514 |
Geminally disubstituted olefin-carbon monoxide-ethylene polymer useful as a polyvinyl chloride p |
August 17, 2004 |
| The invention is related to a geminally disubstituted olefin-carbon monoxide-ethylene polymer. The invention is also related to a method for preparing geminally disubstituted olefin-carbon monoxide-ethylene polymers by reacting a geminally disubstituted olefin feed, a carbon monoxide fee |
| 6743960 |
Method for oligomerizing olefins to form higher olefins using sulfur-containing and sulfur-toler |
June 1, 2004 |
| The present invention is related to a method for oligomerizing olefinic monomers under oligomerization conditions to form higher olefins. The novel method comprises contacting a feed comprising the olefinic monomers with a catalyst composition comprising the reaction product of: (a) a |
| 6730757 |
Sulfur-containing and sulfur-nitrogen-containing catalysts for polymerization of olefins and pol |
May 4, 2004 |
| The inventions disclosed herein are catalyst systems comprising a complex having one of the formulas LMX.sub.1 X.sub.2 and LML' and an activating cocatalyst, and use of the catalyst system in polymerizing olefinic monomers. In either of the foregoing formulas, L is a chelating ligand |
| 6689928 |
Transition metal complexes and oligomers therefrom |
February 10, 2004 |
| The invention is a method and catalyst for selectively and efficiently producing short chain linear .alpha.-olefins. The method includes contacting olefinic monomers under oligomerization conditions with the catalyst composition which comprises a composition prepared in situ by react |
| 6506859 |
Polymerization using late transition metal catalyst complexes formed in situ |
January 14, 2003 |
| The invention is directed towards the formation of polymers and copolymers using late transition metal polymerization catalyst complexes which are formed in situ. In the first process step of the instant invention, a composition having the formula MXZ.sub.n is simultaneously contacted wi |
| 6501000 |
Late transition metal catalyst complexes and oligomers therefrom |
December 31, 2002 |
| The invention is directed towards a composition comprising the formula LMX(X').sub.n wherein n equals 0 or 1; X and X' are independently selected from the group consisting of halides, hydride, triflate, acetates, borates, C.sub.1 through C.sub.12 alkyl, C.sub.1 through C.sub.12 alkoxy, |
| 6444784 |
Wax crystal modifiers (LAW657) |
September 3, 2002 |
| The invention relates to a copolymer composition useful as wax crystal modifiers and flow improvers. The compositions are copolymers of a C.sub.6 to C.sub.250 straight-chain or branched dialkyl filmarate and at least one compound selected from the group consisting of carbon monoxide, C.s |
| 5919869 |
Polymers having terminal hydroxyl, aldehyde, or alkylamino substituents and derivatives thereof |
July 6, 1999 |
| A polymer having a terminal hydroxyl, aldehyde or alkylamino substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin which is |
| 5880219 |
Polymers having terminal hydroxyl, aldehyde, or alkylamino substituents and derivatives thereof |
March 9, 1999 |
| A polymer having a terminal hydroxyl, aldehyde or alkylamino substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin which is |
| 5872084 |
Dispersants derived from heavy polyamine and second amine |
February 16, 1999 |
| A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent, is derivatized with a heavy polyamine and a second amine. The hydrocarbon is a hydrocarbon compound or a hydrocarbon polymer. A heavy polyamine |
| 5854186 |
Lubricating oil dispersants derived from heavy polyamine |
December 29, 1998 |
| A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent is derivatized with a heavy polyamine. A heavy polyamine is a mixture of polyamines comprising small amounts of lower polyamine oligomers such a |
| 5783735 |
Process for preparing polymeric amides useful as additives in fuels and lubricating oils |
July 21, 1998 |
| A process for preparing polymeric amides is disclosed. The process comprises sequentially reacting a hydrocarbon polymer functionalized (e.g., via the Koch reaction) to contain acid, ester, thioacid and/or thioester groups with a heavy polyamine to form a partially derivatized produc |
| 5780554 |
Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof |
July 14, 1998 |
| A saturated polymer having a terminal aldehyde or hydroxy substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the saturated polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin wh |
| 5777041 |
Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof |
July 7, 1998 |
| A saturated polymer having a terminal aldehyde or hydroxy substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the saturated polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin wh |
| 5756431 |
Dispersants derived from heavy polyamine and second amine |
May 26, 1998 |
| A Koch functionalized product, which is the reaction product of at least one hydrocarbon with carbon monoxide and a nucleophilic trapping agent, is derivatized with a heavy polyamine and a second amine. The hydrocarbon is a hydrocarbon compound or a hydrocarbon polymer. A heavy polyamine |
| 5691422 |
Saturated polyolefins having terminal aldehyde or hydroxy substituents and derivatives thereof |
November 25, 1997 |
| A saturated polymer having a terminal aldehyde or hydroxy substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the saturated polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin wh |
| 5674950 |
Polymers having terminal hydroxyl aldehyde, or alkylamino substitutents and derivatives thereof |
October 7, 1997 |
| A polymer having a terminal hydroxyl, aldehyde or alkylamino substituent which may be used directly or in a derivative form as a dispersant for both fuel and lubricating oil compositions, wherein the polymer has a M.sub.n of about 300 to 10,000, and is derived from a polyolefin which is |
| 5639396 |
Mannich base polymers |
June 17, 1997 |
| A process for producing an oil soluble interpolymer polymer of 1,2-alkylenediamine such as N-ethyl ethylenediamine, aldehyde-provider such as formaldehyde, and ortho-unsubstituted hydroxyaromatics such as 4-polyalkylene phenol is disclosed. The decyclized Mannich Base monomer units p |
| 5627259 |
Amidation of ester functionalized hydrocarbon polymers |
May 6, 1997 |
| The present invention is directed to a process for preparing a polymeric amide which comprises the steps of:(A) reacting a mixture of (i) functionalized hydrocarbon polymer containing ester functional groups comprising at least one member selected from the group consisting of substituted |
| 5608029 |
Mannich base polymers |
March 4, 1997 |
| A process for producing an oil soluble interpolymer polymer of 1,2-alkylenediamine such as N-ethyl ethylenediamine, aldehyde-provider such as formaldehyde, and ortho-unsubstituted hydroxyaromatics such as 4-polyalkylene phenol is disclosed. The decyclized Mannich Base monomer units p |
| 5585516 |
Two tail-two head and two tail-one head surfactants |
December 17, 1996 |
| The present invention relates to novel two tail-two head and two tail-one head surfactants. In one embodiment, the present invention comprises a novel composition of matter having the general formula: ##STR1## wherein R1 and R2 may be the same or different and are selected from liner |
| 5493050 |
Diphenyl dialkyl methane surfactants |
February 20, 1996 |
| In one embodiment, the present invention relates to novel two tail--two head and two tail--one head surfactants. In one embodiment, the present invention comprises a novel composition of matter having the general formula: ##STR1## wherein R1 and R2 may be the same or different an |
| 5393441 |
Two-cycle oil additive |
February 28, 1995 |
| Briefly stated, the present invention comprises novel compounds useful as two-cycle oil additives obtained by reacting an alkyl acrylamide with a compound selected from the group consisting of polyalkylenepolyamines, polyalkylenepolyamines functionalized with polyalkyl acid anhydrides an |
