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Bob Hanlon Rajiv Banavali
Rajiv Manohar Banavali, Robert Tryon Hanlon, Alfred Karl Schultz: Method for purification of glycerol from biodiesel production. Rohm and Haas Company, Kenneth Crimaldi, May 19, 2009: US07534923 (2 worldwide citation)

A method for purification of crude glycerol, especially crude glycerol derived from biodiesel production using alkaline catalysts. The method comprises combining the crude glycerol with acid, separating a glycerol layer, and treating the glycerol layer to decolorize it.


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John Yamamoto Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens, John Hiroshi Yamamoto: H, B, Preparation of M. Rohn and Haas Company, Kenneth Crimaldi, July 21, 2009: US07563934

A method for producing MnB12H12, wherein M is a metal or ammonium cation and n is one or two, by combining a metal borohydride and XBH3; wherein X is a substituted amine; a substituted phosphine; or tetrahydrofuran.


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Rajiv Banavali
Rajiv Manohar Banavali, Abraham Benderly: Method for transesterification of triglycerides. Rohm and Haas Company, Kenneth Crimaldi, September 1, 2009: US07582784 (16 worldwide citation)

A method for transesterification of triglycerides, especially those containing free fatty acids, with methanol. The method uses a catalyst derived from an acidic ion exchange resin. The catalyst is contacted with a reaction mixture containing a triglyceride and methanol under conditions suitable for ...


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Rajiv Banavali
Rajiv Manohar Banavali, Randall Wayne Stephens: Chemical markers. Rohm and Haas Company, Kenneth Crimaldi, December 28, 2010: US07858373 (13 worldwide citation)

A method for marking a petroleum hydrocarbon, a biodiesel fuel or an ethanol fuel, by adding an organic marker compound.


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Sanjay Chaturvedi
Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Dominique Hung Nhu Le: Zn and/or Ga promoted multi-metal oxide catalyst. Rohm and Haas Company, Alan Holler, Kenneth Crimaldi, July 8, 2003: US06589907 (11 worldwide citation)

A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.


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Rajiv Banavali
Rajiv Manohar Banavali, Kim Sang Ho: Pyrazinoporphyrazines as markers for liquid hydrocarbons. Rohm and Haas Company, Kenneth Crimaldi, January 2, 2007: US07157611 (7 worldwide citation)

A method for marking a liquid petroleum hydrocarbon. The method comprises adding to the liquid petroleum hydrocarbon a pyrazinoporphyrazine dye having an absorption maximum from 700 nm to 900 nm.


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Sanjay Chaturvedi
Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song: Ir and/or Sm promoted multi-metal oxide catalyst. Rohm and Haas Company, Alan Holler, Kenneth Crimaldi, September 14, 2004: US06790988 (7 worldwide citation)

A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.


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Sanjay Chaturvedi
Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Michele Doreen Heffner, Ruozhi Song: IR and/or SM promoted multi-metal oxide catalyst. Rohm and Haas Company, Alan Holler, Kenneth Crimaldi, May 11, 2004: US06734136 (6 worldwide citation)

A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.


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Sanjay Chaturvedi
Sanjay Chaturvedi, Anne Mae Gaffney, Scott Han, Dominique Hung Nhu Le: Zn and/or Ga promoted multi-metal oxide catalyst. Rohm and Haas Company, Alan Holler, Kenneth Crimaldi, March 2, 2004: US06700015 (6 worldwide citation)

A catalyst comprising a promoted mixed metal oxide is useful for the vapor phase oxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated carboxylic acid and for the vapor phase ammoxidation of an alkane or a mixture of an alkane and an alkene to an unsaturated nitrile.



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