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Title: On the value of CO2 cleaning operations: An engineering and chemical analysis

Conference ·
OSTI ID:977681

This study examines the chemical and engineering reasons why cleaning and particle-removal applications involving pressurized liquid and supercritical CO{sub 2} have been successful, and not. It is possible to predict which applications involving CO{sub 2} cleaning are likely to be successful, and which are not. The two key issues, which apply to use of any solvent for cleaning work, are: (1) How well the Hansen Solubility Parameters of the solvent match those of the soil - either chemical or polymer; and (2) How well the physical properties of the solvent augment the removal methods intended to liberate soil and particles from the substrate to be cleaned.

Research Organization:
Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
Sponsoring Organization:
USDOE
OSTI ID:
977681
Report Number(s):
LA-UR-04-3995; TRN: US201012%%655
Resource Relation:
Conference: Submitted to: Conference Proceedings: Ninth Particles on Surfaces Symposium
Country of Publication:
United States
Language:
English