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Maurice S Brookhart III, Brooke L Small: Manufacture of .alpha.-olefins. E I du Pont de Nemours and Company, University of North Carolina, Joel D Citron, Craig H Evans, Bart E Lerman, August 15, 2000: US06103946 (58 worldwide citation)

Alpha-olefins are manufactured in high yield and with very high selectivity by contacting ethylene with an iron complex of a selected 2,6-pyridinedicarboxaldehyde bisimine or a selected 2,6-diacylpyridine bisimine, and in some cases a selected activator compound such as an alkyl aluminum compound. N ...


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An Gong Yeh, Michael J Eiseman, Robert Paul Held, James L Hohman, Dhiren V Patel, Yia Ching Ray, Harry Joseph Spinelli, Sandra L Witman: Self-dispersing pigment and process of making and use of same. E I du Pont de Nemours and Company, Bart E Lerman, February 8, 2005: US06852156 (48 worldwide citation)

A process is provided in which a pigment is oxidated with ozone in an aqueous environment in which the mixture of ozone, water and pigment is subjected to a dispersive mixing operation; and/or the pH of the mixture is maintained in a range of 6-8, whereby the pigment is self-dispersing and preferabl ...


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Peter Joseph Shukis, James Donald Carruthers, Vincent Joseph Lostaglio: High activity catalysts having a bimodal mesopore structure. Cytec Technology Corporation, Bart E Lerman, Michael J Kelly, January 18, 2000: US06015485 (41 worldwide citation)

Provided are high activity catalysts based upon gamma alumina containing substrates impregnated with one or more catalytically active metals, which catalysts in addition contain a nanocrystalline phase of alumina of a crystallite size at the surface of less than 25 .ANG.. Also provided are processes ...


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Balwant Singh, John A Sedlak: Additives for improving tire cord adhesion and toughness of vulcanized rubber compositions. Cytec, Bart E Lerman, Michael J Kelly, Claire M Schultz, March 29, 1994: US05298539 (29 worldwide citation)

New additives in rubber compositions improve tire cord adhesion without need to use resorcinol. The new additives are derivatives of melamine, aceto guanamine, benzoguanamine, cyclohexylguanamine, and glycoluril, substituted with at least two vinyl-terminated radicals. Preferred compounds may also b ...


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Roy S Berns, Lawrence A Taplin, Tony Z Liang: Spectral color reproduction with six color output. E I du Pont de Nemours and Company, Bart E Lerman, March 2, 2004: US06698860 (29 worldwide citation)

The present invention provides a method to fully utilize the spectral gamut of a six-color printer to minimize metameric matches while maintaining high colorimetric accuracy in the reproduction by such six-color printer of a target image from a target color device.


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Maurice S Brookhart, Brooke L Small: Polymerization of propylene. E I du Pont de Nemours and Company, University of North Carolina, Craig H Evans, Bart E Lerman, Joel D Citron, November 21, 2000: US06150482 (28 worldwide citation)

Propylene may be polymerized by contacting it with certain iron complexes of selected 2,6-pyridinecarboxaldehydebis(imines) and 2,6-diacylpyridinebis(imines). The polymers produced are useful as molding resins.


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Paul S Waterman: Synergistic ultraviolet absorber compositions containing hydroxy aryl triazines and teraalkyl piperidines. Cytec Technology Corporation, Bart E Lerman, Michael J Kelly, Claire M Schultz, October 24, 1995: US05461151 (27 worldwide citation)

A hydroxy group-containing aryl triazine ultraviolet absorber represented by the formula: ##STR1## wherein the R moiety of the OR group is a linear or branched aliphatic alkyl group containing 3 carbon atoms substituted by one or more alkoxy groups of 1 to 12 carbon atoms, said moiety being further ...


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Alison Margaret Anne Bennett: Oligomerization of propylene. E I du Pont de Nemours and Company, Joel D Citron, Craig H Evans, Bart E Lerman, May 16, 2000: US06063881 (27 worldwide citation)

Propylene may be oligomerized by contact with cobalt complexes corresponding to the following structure: ##STR1## wherein R.sup.1 -R.sup.7 are hydrogen, hydrocarbyl or inert functional groups, and X is an anion. The resulting olefins are useful as chemical intermediates.


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Ram B Gupta: Process for preparing amide derivatives from haloaminotriazines and acid halides. American Cyanamid Company, Bart E Lerman, Frank M Van Riet, Michael J Kelly, February 22, 1994: US05288865 (26 worldwide citation)

This invention provides a process for preparing amide derivatives of acids by the reaction of haloaminotriazines and acid halides.