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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen Gerard, Shenai Khatkhate Deodatta Vina, Ware Robert A: Method of preparing organometallic compounds. Rohm & Haas, February 4, 2009: EP2020258-A2 (2 worldwide citation)

A method of preparing an ultra-pure organometallic compound comprising using a microchannel device for synthesis in reacting a metal halide with an alkylating agent to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.


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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen Gerard, Shenai Khatkhate Deodatta Vina, Ware Robert A: Purification process using microchannel devices. Rohm & Haas, February 4, 2009: EP2020257-A2 (1 worldwide citation)

This invention relates to methods of removing impurities from compounds having similar volatilities to form ultra high purity compounds.


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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen G, Shenai Khatkhate Deodatta V, Ware Robert A: Method for preparing organometallic compound. Rohm &Amp Haas Co, February 19, 2009: JP2009-035539

PROBLEM TO BE SOLVED: To solve the problem wherein a successive requirement to a new method for preparing an ultra-pure organometallic compound to be used for a CVD precursor is present.SOLUTION: The method of preparing an ultra-pure organometallic compound comprises using a microchannel device for ...


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Deodatta Shenai-Khatkhate
Shenai khatkhate Deodatta Vina, Maroldo Stephen Gerald, Lipiecki Francis Joseph, Ware Robert Adams: Method of preparing organometallic compounds. Rohm &amp, Haas, zhu limeng, August 10, 2011: CN201110027569

A method of preparing an ultra-pure metal amidinate compound comprising using a microchannel device for synthesis in reacting a metal halide solution with a lithium amidinate solution to produce an ultra-pure alkylmetal compound for processes such as chemical vapor deposition.


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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen Gerard, Shenai Khatkhate Deodatta Vina, Ware Robert A: Method for purifying using micro-channel. Rohm &Amp Haas, bai yihua, January 21, 2009: CN200810142954

The present invention relates to a purification method using a microchannel device, and especially relates to a method for removing impurities from compounds with same volatility and forming an ultra-high purity compound. The method comprises a step of separating at least one target compound with at ...


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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen Gerard, Shenai Khatkhate Deodatta Vina, Ware Robert A: Method of preparing organometallic compounds. Rohm &Amp Haas, bai yihua, January 21, 2009: CN200810142955

The present invention provides a method for preparing an organic metal compound with ultra-high purity. The method comprises using a microchannel device for the reaction of the metal halide and the alkylating agent to prepare and synthesize an ultra-high purity metal alkyl compound which is used for ...


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Deodatta Shenai-Khatkhate
Lipiecki Francis Joseph, Maroldo Stephen G, Shenai Khatkhate Deodatta V, Ware Robert A: Method of purification by using micro-channel device. Rohm &Amp Haas Co, February 19, 2009: JP2009-035540

PROBLEM TO BE SOLVED: To solve a problem wherein a further economical and effective method for purifying a compound containing an impurity having ≤1.2 relative volatility is continuously required.SOLUTION: This method of purification comprises removing an impurity from a group of compounds having si ...


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Lipiecki Francis Joseph, Maroldo Stephen Gerard, Pendell Barry Jack, Simon Ethan Scott: Process for treating aqueous systems. Rohm & Haas, February 23, 2005: EP1508363-A1 (1 worldwide citation)

The present invention relates to a process for producing emulsion of one or more water insoluble active ingredients directly before introducing them into aqueous systems. One or more water insoluble active ingredients including biocides are intimately mixed together by feeding an aqueous dispersion ...