1
Joseph M DeSimone, Timothy J Romack, Douglas E Betts, James B McClain: Cleaning process using carbon dioxide as a solvent and employing molecularly engineered surfactants. The University of North Carolina at Chapel Hill, Myers Bigel Sibley & Sajovec, February 2, 1999: US05866005 (105 worldwide citation)

The separation of a contaminant from a substrate that carries the contaminant is disclosed. The process comprises contacting the substrate to a carbon dioxide fluid containing an amphiphilic species wherein the contaminant associates with the amphiphilic species and becomes entrained in the carbon d ...


2
Timothy J Romack, David F Cauble, James B McClain: Dry cleaning methods and compositions. MiCell Technologies, Myers Bigel Sibley & Sajovec P A, January 12, 1999: US05858022 (75 worldwide citation)

A method for dry-cleaning articles such as fabrics and clothing in carbon dioxide comprises contacting an article to be cleaned with a liquid dry cleaning composition for a time sufficient to clean the fabric. The liquid dry-cleaning composition comprises a mixture of carbon dioxide, water, a surfac ...


3
Timothy J Romack, James P DeYoung: Combination surfactant systems for use in carbon dioxide-based cleaning formulations. MiCell Technologies, Myer Bigel Sibley & Sajovec, March 13, 2001: US06200943 (50 worldwide citation)

A method for dry-cleaning garments or fabrics in carbon dioxide comprises contacting a garment or fabric article to be cleaned with a liquid dry cleaning composition for a time sufficient to clean the article, said liquid dry-cleaning composition comprising a mixture of carbon dioxide, water, a firs ...


4
Timothy J Romack, David F Cauble, James B McClain: Dry cleaning methods and compositions. MiCell Technologies, Myers Bigel Sibley & Sajovec, March 13, 2001: US06200352 (39 worldwide citation)

A method for dry-cleaning articles such as fabrics and clothing in carbon dioxide comprises contacting an article to be cleaned with a liquid dry cleaning composition for a time sufficient to clean the fabric. The liquid dry-cleaning composition comprises a mixture of carbon dioxide, a surfactant, a ...


5
James B McClain, Timothy J Romack, James P DeYoung: Surface treatment. Micell Technologies, Myers Bigel Sibley & Sajovec, February 5, 2002: US06344243 (34 worldwide citation)

A method of treating a substrate comprises contacting a surface of said substrate, with a pressurized fluid comprising carbon dioxide and a surface treatment component, the surface treatment component being entrained in the pressurized fluid and contacting the surface so that the surface treatment c ...


6
Timothy J Romack, James B McClain, Gina M Stewart, Ramone D Givens: Carbon dioxide cleaning and separation systems. MiCell Technologies, Myers Bigel Sibley & Sajovec, March 13, 2001: US06200393 (22 worldwide citation)

A separation method includes (a) providing a heterogeneous separation system, the heterogeneous cleaning system comprising CO2 in a first phase and an oil in a separate second phase; (b) entraining a material to be separated in the second phase; (c) wholly or partially solubilizing the second phase ...


7
Timothy J Romack, David F Cauble, James B McClain: Dry cleaning methods and compositions. MiCell Technologies, Myers Bigel Sibley & Sajovec, July 10, 2001: US06258766 (20 worldwide citation)

A method for dry-cleaning articles such as fabrics and clothing in carbon dioxide comprises contacting an article to be cleaned with a liquid dry cleaning composition for a time sufficient to clean the fabric. The liquid dry-cleaning composition comprises a mixture of carbon dioxide, a surfactant, a ...


8
Joseph M DeSimone, William Tumas, Kimberly R Powell, T Mark McCleskey, Timothy J Romack, James B McClain, Eva R Birnbaum: Polymers for metal extractions in carbon dioxide. Myers Bigel Sibley & Sajovec P A, January 23, 2001: US06176895 (18 worldwide citation)

A composition useful for the extraction of metals and metalloids comprises (a) carbon dioxide fluid (preferably liquid or supercritical carbon dioxide); and (b) a polymer in the carbon dioxide, the polymer having bound thereto a ligand that binds the metal or metalloid; with the ligand bound to the ...


9
James B McClain, Timothy J Romack, James P DeYoung: Surface treatment. MiCell Technologies, Myers Bigel Sibley & Sajovec, February 29, 2000: US06030663 (17 worldwide citation)

A method of treating a substrate comprises contacting a surface of said substrate, with a pressurized fluid comprising carbon dioxide and a surface treatment component, the surface treatment component being entrained in the pressurized fluid and contacting the surface so that the surface treatment c ...


10
James B McClain, James P DeYoung, Timothy J Romack: Surface treatment of substrates with compounds that bind thereto. MiCell Technologies, Myers Bigel Sibley & Sajovec, September 11, 2001: US06287640 (17 worldwide citation)

A method of treating a substrate comprises contacting a surface of said substrate with a pressurized fluid comprising carbon dioxide and a surface treatment component, the surface treatment component being one which binds to the substrate. The contacting step is preferably carried out by immersion, ...