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George D Green, Raymond J Swedo: Tritylated ethers. Dow Global Technologies, Kenneth Crimaldi, April 21, 2015: US09012706 (2 worldwide citation)

A compound having formula (Ph3C)mAr(OR)n, wherein Ph represents a phenyl group, Ar is an aromatic ring system having from six to twenty carbon atoms, R is C1-C18 alkyl or C7-C12 aralkyl, m is one or two, and n is an integer from one to four.


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George David Green, Raymond John Swedo: Ortho-phenylphenol compounds as markers for liquid hydrocarbons and other fuels and oils. Dow Global Technologies, Kenneth Crimaldi, February 24, 2015: US08961624 (2 worldwide citation)

A method for marking a petroleum hydrocarbon or liquid biologically derived fuel by adding to the petroleum hydrocarbon or biologically derived fuel at least one compound having formula (I), wherein G1 represents an organic functional group having from four to forty carbon atoms.


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Charles Michael Lonzetta, James Edward Elder, Peter David Klugherz, Timothy Allen Hale: High hydrocarbon space velocity process for preparing unsaturated aldehydes and acids. Rohm and Haas Company, Alan Holler, Kenneth Crimaldi, September 16, 2003: US06620968 (2 worldwide citation)

This invention relates to a high load process for preparing (meth)acrylic acid from a reactive hydrocarbon using a high reactive hydrocarbon space velocity to provide increased capacity and throughput.


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John David Finch, Biwang Jiang, Aaron Sarafinas, Andrew M Savo: Method for producing polymer beads of uniform size. Rohm and Haas Company, Kenneth Crimaldi, May 24, 2011: US07947748 (2 worldwide citation)

A method for preparing monodisperse crosslinked bead polymers by introducing droplets having a harmonic mean size from 50 to 1500 microns and comprising at least one monomer, at least one crosslinker and a free-radical polymerization initiator into an aqueous medium through orifices to produce an aq ...


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Jean Luc Sibiet, Sundar Chellappan Jaya Krishnan, Joseph Najim, Maurice Joseph Albert Hache: Method for brightening virgin mechanical pulp. Kenneth Crimaldi, January 16, 2007: US07163564 (1 worldwide citation)

A method for brightening virgin mechanical pulp. The method comprises combining: (i) an aqueous solution comprising sodium borohydride and sodium hydroxide; and (ii) an aqueous solution comprising sodium bisulfite, in a chemical mixer and adding output of the chemical mixer to an aqueous slurry of v ...


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Donald P Conley, Gary W Loock, Barry W Preston, Michael C Withiam: High surface area silicate pigment and method. J M Huber, Kenneth Crimaldi, Robert A Koons Jr, Pepper Hamilton, January 9, 2001: US06171384 (1 worldwide citation)

An amorphous silicate pigment having a pore volume of at least about 4.0 ml/g as measured by mercury intrusion, a BET surface area of at least about 300 m


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Larry F Brinkman, Mai Chen, David E Vietti, Melinda L Einsla, Joseph James Zupancic: Flow additive for urethane system. Rohm and Haas Company, Kenneth Crimaldi, March 25, 2014: US08680205 (1 worldwide citation)

A method for improving flow of a two-component urethane system by adding a hydroxy-functional acrylic polymer.


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David Roderick Baxter, Peter John Cranmer, Kim Sang Ho: Method for marking hydrocarbons with substituted anthraquinones. Rohm and Haas Company, Kenneth Crimaldi, March 29, 2011: US07915048 (1 worldwide citation)

A method for marking a liquid petroleum hydrocarbon. The method comprises adding to the liquid petroleum hydrocarbon at least one substituted anthraquinone dry having formula (I) wherein X is O or S; Y is O, NR7 or S; R1 and R2 independently are hydrogen, alkyl, aryl, aralkyl, heteroalkyl, heterocyc ...


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Ian A Tomlinson, Asghar A Peera: Low-VOC polyamino alcohols. Angus Chemical Company, Dow Global Technologies, Kenneth Crimaldi, November 5, 2013: US08575396 (1 worldwide citation)

A method for producing a polyamino-polyalcohol. The method comprises steps of: (a) combining an aminoalcohol of formula (I) with a nitro-diol of formula (II) to produce a nitro amino diol; and (b) contacting the nitro amino diol with a reducing agent capable of reducing aliphatic nitro groups.