Evaluation of alternatives to chlorinated solvents for metal cleaning

project summary
  • 1.36 MB
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by
U.S. Environmental Protection Agency, National Risk Management Research Laboratory , Cincinnati, OH
Metal cleaning -- Evalu
StatementKaren B. Thomas and Michael Ellenbecker
ContributionsEllenbecker, Michael J, National Risk Management Research Laboratory (U.S.)
The Physical Object
Pagination1 v
ID Numbers
Open LibraryOL16945680M

Evaluation of Alternatives to Chlorinated Solvents for Metal Cleaning by Karen B.

Details Evaluation of alternatives to chlorinated solvents for metal cleaning FB2

Thomas Michael Ellenbecker Toxics Use Reduction Institute University of Massachusetts Lowell Lowell, Massachusetts CR Project Officer Paul Randall Sustainable Technology Division National Risk Management Research Laboratory Cincinnati, Ohio NATIONAL RISK MANAGEMENT.

Evaluation of Alternatives to Chlorinated Solvents for Metal Cleaning by Karen B. Thomas Michael Ellenbecker Toxics Use Reduction Institute University of Massachusetts Lowell Lowell, Massachusetts CRO Project Officer Paul Randall Sustainable Technology Division National Risk Management Research Laboratory Cincinnati, Ohio Get this from a library.

Evaluation of alternatives to chlorinated solvents for metal cleaning: project summary. [Karen B Thomas; Michael Ellenbecker; National Risk. Volume: 3 Issue: 4 Important News For Dow’s Chlorinated Solvents Customers The metal cleaning process was a relatively open and shut matter at one time: unless you had specific reasons to specify something else, vapor degreasing was the process of choice and chlorinated solvents or chlorofluorocarbons (CFCs) were the solvents of choice.

Available Technologies for Alternatives to Chlorinated Solvents for Cleaning and Degreasing: Operational Aspects Technology Type Aqueous Cleaners Process Complexity Medium Required Skill Level Medium Waste Products and Emissions • Skimmed oil; filter- trapped participates and greases; waste- water and detergent Cleaner Cost per Gallon $ Guidebook of Part Cleaning Alternatives the identification and evaluation of options and in the final selection of the most cost effective and technically feasible cleaning system that will not off of metal using either chlorinated solvents or aqueous cleaning systems.

In addition, forCited by: 1. 12 Chlorinated Solvents Robert D. Morrison, Brian L. Murphy, and Richard E. Doherty Contents INTRODUCTION CHLORINATED SOLVENT CHEMISTRY DEGRADATION REACTIONS AND PATHWAYS ANALYTICAL METHODS HISTORICAL SOURCES AND COMPOSITION OF CHLORINATED SOLVENTS FORENSIC TECHNIQUES.

@article{osti_, title = {Evaluation of aqueous cleaners as alternatives to vapor degreasing}, author = {Guidotti, R A and Schneider, T W and Frye, G C}, abstractNote = {As part of the preparation process during assembly of thermally activated batteries, the stainless steel piece parts are normally cleaned by vapor degreasing with trichloroethylene.

A chlorinated solvent is known to be volatile and less dense than water. Its use as a cleaning agent makes it a common soil and groundwater contaminant. Chlorinated solvents have a low viscosity and are chemically stable under typical aerobic conditions. Detailed historical chronology of the applications of the solvents and specific chapters devoted to dry cleaning and vapor degreasing equipment are included as are generic forensic approaches.

Forming a basis for further ideas in the evolution of environmental forensic techniques, Chlorinated Solvents will be an indispensable reference tool for 3/5(2).

Chlorinated Solvents: A Forensic Evaluation (Environmental Forensics) 1st Edition Detailed historical chronology of the applications of the solvents and specific chapters devoted to dry cleaning and vapor degreasing equipment are included as are generic forensic : Royal Society of Chemistry.

Since the application of slow-release ISCO technology, groundwater sampling results have shown a gradual but sustained decrease in total mass of chlorinated solvents at the monitoring well locations. Only one monitoring well location continues to exceed the remedial targets, and this is for one VOC parameter (TCE) by a small margin of 2 µg/L.

Description Evaluation of alternatives to chlorinated solvents for metal cleaning EPUB

Chlorinated solvents, especially tetrachloroethene (perchloroethylene or PCE), trichloroethylene (TCE), and methyl chloroform (1,1,1-trichloroethane or TCA) are among the most widespread volatile.

Chlorinated solvents have been widely used for metal cleaning, urethane foam blowing, pharmaceutical manufacturing, paint stripping, cleaning printed circuit board File Size: 1MB. Scenarios Evaluation Tool for Chlorinated Solvent MNA The physical and chemical properties of chlorinated solvents make it difficult to rapidly reach the low concentrations typically set as.

Contents Chapter 1 Physical and ChemicalProperties ofSelected Chlorinated Solvents Introduction 1 Physical and Chemical Properties 2 Viscosity 2 VaporPressure 3 Solubility 3 Henry's LawConstant (KH) 4 Relative VaporDensity 6 BoilingPoint 6 Molecular Weight 6 Hydrolysis 7 Hildebrand Solubility for Soil 8 Hansen Solubility 9 1.

Chlorinated solvents have been gaining international attention as probable or possible carcinogens, as classified by the International Agency for Research on Cancer.[1–4] These chemicals have been used widely in the United States, primarily as cleansers in a variety of applications including paint removal, degreasing and dry by: Management of Chlorinated Solvents alternatives to chlorinated solvents to produce a product of similar quality now mainly used as a solvent to remove grease from metal parts.

TCE can also be found in some household products, including typewriter correction fluid, paint removers, adhesives and spot removers. File Size: KB. Chlorinated Solvents: A Forensic Evaluation (ISSN) - Kindle edition by Morrison, Robert D, Murphy, Brian L.

Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Chlorinated Solvents: A Price: $ Chlorinated Solvents Contamination The syringes strapped to the sided of the packer pipe rod are for measuring concentrations of dissolved hydrogen gas.

USGS scientists are testing two syringe materials in order to determine which is best suited for long-term diffusion sampling in trichloroethylene-contaminated fractured rock aquifers. Full text of "Evaluation of Solvent Alternatives for Cleaning of Oxygen Systems" See other formats ^3Y:3/ Evaluation of Solvent Alternatives for Cleaning of Oxygen Systems Harold Beeson NASA Johnson Space Center White Sands Test Facility Las Cruces, New Mexico Paul Biesinger and Rafael Delgado AlliedSignal Technical Services Corp.

Team White Sands Test Facility Las Cruces, New Mexico Neil. Metal cleaning is a critical step in the metal finishing process. Even microscopic particles of grease or dirt can impact the quality of the finish.

A good industrial metal cleaner for metal finishing and machine parts cleaning is one that can quickly remove all traces of oil and dirt from metal surfaces, leaving them impeccably clean and free.

Chlorinated Solvent Impact and Remediation Strategies for the Dry Cleaning Industry EPA Grant Number: RC Subproject: this is subproject numberestablished and managed by the Center Director under grant R (EPA does not fund or establish subprojects; EPA awards and manages the overall grant for this center).

The low flammability of the chlorinated solvents is one important consideration for using them in surface cleaning and product formulations.

Methylene chloride (MEC), perchloroethylene (PCE or perc), and trichloroethylene (TCE) are highly ignition resistant. This book discusses the technical feasibility of aqueous cleaning as a substitute for chlorofluorocarbon (CFC) and chlorinated solvent cleaning in the metal and electronics industries, and, further, assesses the market prospects for this technology based on its performance characteristics and current trends in environmental Edition: 1.

more realistic approach to chlorinated solvent remediation on industrial/flightline sites. BACKGROUND Scope of the Problem Chlorinated solvents such as trichloroethylene (TCE) have been widely used as cleaning solutions by the Air Force and the electronics industry for over 50 years.

Other solvents such as 1,1,1- trichloroethane (1,1, The range of chlorinated solvent machines for metal cleaning, which are in our production program since almost 50 years, is split-up into two sub-ranges all operating with the hermetically sealed process: series Logica-SF-E that exploit the super-stabilised perchloroethylene and the models that exploit methylene chloride or special solvents (hydro-fluorocarbons, HFE, etc.).

companies that have successfully eliminated chlorinated solvents and use alternatives with companies that continue to use chlorinated solvents.

Participation by successful companies is critical to establish a “manufacturing” dialog in the event. The objective of.

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For removing nonpolar contaminants, such as lubricating and cooling oils, greases and waxes, a solvent (lipophilic) is usually the preferred cleaning agent. Solvents are commonly classified into chlorinated hydrocarbons, non-halogenated hydrocarbons. Publisher Summary.

This chapter discusses solubility in relation to cleaning and the use of supercritical carbon dioxide (SC CO 2) as a cleaning use of SC CO 2 as a cleaning solvent in place of chlorofluorocarbons offers many advantages for the cleaning of selected materials. For supercritical CO 2 to be effective as a replacement solvent for cleaning, the contaminants normally.

Dry cleaning, some chlorinated solvents and other industrial chemicals IARC monographs on the evaluation of carcinogenic risks to humans. volume 63 Interational Agency for Research on Cancer, Lyon, France, ; ISBNISSNpp. d by: Solvents: Metal Cleaning manufacturers, service companies and distributors are listed in this trusted and comprehensive vertical portal.

The comprehensive directory provides access to full contact and ability information for sourcing professionals, engineers and researchers wishing to ."Replacement of Chlorinated Solvents for In-Line Pre-Plate Metal Cleaning With Environmentally Sound Alternatives", William O.

Gillum & Anna M. Jackson, AT& T Bell Laboratories. Paper presented at the International Conference on CFC Alternatives, Baltimore, MD, December