bitumen e traction using trichloroethylene

Jan Plachý, Lukáš Rieger, Jana Vysoká

the costs related to using trichloroethylene by a maximum of 100 %. According to the available information, no one dealt with comparing the effectiveness of individual solvents for bitumen sheets. The issue of bitumen extractions was mentioned only by authors dealing with the extraction of bitumen by solvents from mineral deposits of oil sand [16]


The performance of asphalt binder with trichloroethylene ...

The Fourier-transform infrared spectroscopy (FTIR) test was used to analyze the functional groups of trichloroethylene (TCE) and asphalt binder with TCE. This test also qualitatively and quantitatively evaluated the influence of solvent in asphalt binder.


B003 AMA NEW ASPHALT MIX ANALYZER AUTOMATIC …

Through the use of solvent selectable from perchloroethylene or trichloroethylene*, the final result of the process is the separation of aggregates and filler from bitumen in order to verify the quality of the recovered granular materials and determine the mineral skeleton of the mixture.


PAPER OPEN ACCESS Recovery bitumen from asbuton with ...

bitumen extraction rate rise of up to 95% [6]. The using of sodium tripolyphosphate (Na 5 P 3 O 10 / NTP) in bitumen extraction is to form interaction with polyvalent cations, such as calcium ions, and also reducing the adverse effect of molecular …


Effect of Extraction Residue on the Properties of Asphalt ...

The extraction residues such as trichloroethylene and mineral filler were varied in selected range of percentage (0.5, 1, 1.5 and 2%) and their effect was ... bitumen extraction. Several methods for cold extraction exist and do not use a heat source. Among them, there ... blank pitch binders using trichloroethylene under well-


Tests Applied on Bitumen | Procedure of Tests on Asphalt ...

There is a need to use a less hazardous and non-chlorinated solvent for this purpose. Results of several investigations have indicated that the solvent n-Propyl Bromide appears to be a feasible alternative to trichloroethylene for use in this application. Read a detailed procedure of Bitumen Penetration Test with Sample Data . Ductility Test on ...


Trichloroethylene [EC 201-167-4. CAS 79-01-6] Downstream ...

Use of trichloroethylene as extraction solvent for bitumen in asphalt analysis 0.1 - 1 Laboratory asphalt analysis in closed device Update 2019 ACTIVE NA 22/08/2018 03/12/2018 Hilgarth asphalt Germany Wolsau 28 95615 Marktredwitz Use of trichloroethylene as extraction solvent for bitumen in asphalt analysis 0.01 - 0.1 NA NA ACTIVE NA


ASPHALT INSTITUTE Solubility of Asphalt Binders

• Use a commercial waste disposal company • Health aspects of trichloroethylene are my biggest concern with its use. I have less concern about the flammability of toluene than the health aspects of trichloroethylene • TCE in ground water around lab property has resulted in …


Extraction of Chemical Constituents of Bitumen Using a ...

Several solvents had been used to extract the SARA (Saturate, Aromatic, Resin and Asphaltene) constituents of bitumen. The quantification of such extracts also abounds in open literature but in this work an attempt was made to determine the quality of extraction as a feed stock for processing bitumen using a mixed solvent system. A mixture of heptane and toluene was used to compare with the ...


METHOD OF TEST FOR QUANTITATIVE EXTRACTION OF …

2.3 ASTM D2172 Standard Test Methods for Quantitative Extraction of Bitumen From Bituminous Paving Mixtures 2.4 ASTM E11 Standard Specification for Wire Cloth and Sieves for Testing Purposes 3. REAGENT 3.1 Trichloroethylene: Reagent grade chemical or grade of sufficiently high purity to permit use


US5053118A - Bitumen extraction from asphalt pavements ...

US5053118A US07/546,887 US54688790A US5053118A US 5053118 A US5053118 A US 5053118A US 54688790 A US54688790 A US 54688790A US 5053118 A US5053118 A US 5053118A Authority US United States Prior art keywords solvent procedure housing bitumen alicyclic hydrocarbon Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.



IS 13826-7 (1993): Bitumen based felts - Methods of test ...

1961 ) or trichloroethylene ( see IS 245 : 1988 ). 4.4.2 Size ofSample One test piece of 15 em x 10 em ofthe bitumen felt shall be taken for the test. Title The Indian Standards listed below are necessary adjuncts to this standard: ISNo. 245 : 1988 1840 : 1961 4911 : 1986 Trichloroethylene technical ( third revision) Benzene, reagent grade


The performance of asphalt binder with trichloroethylene ...

2.4. DSR test. DSR was used to evaluate the high-temperature rheological properties of asphalt binder. The PG 58–28 asphalt binder and asphalt binder with TCE samples were set between two parallel plates with a gap of 1 mm and a diameter of 25 mm. Nine different temperature-sweeps (increasing from 34 °C to 82 °C with an interval of 6 °C) were conducted for each sample.


AUTHORISATION GRANTED FOR THE USE OF …

1. It is only allowed to use TRI for the extraction of bitumen or the cleaning of used equipment in special designed closed cleaning machines. It is not allowed to use TRI for manual cleaning of e.g. work benches or other surfaces. 2. The asphalt analyser needs to be a 'state of the art' machine which is a closed machine with an included ...


Trichloroethylene as Extraction Solvent for Bitumen in ...

Trichloroethylene (TCE, TRI) is a colorless, non-flammable but carcinogenic halocarbon widely used as an effective industrial solvent for organic materials such as oil, grease and bitumen. As a dry cleaning agent, the less hazardous Tetrachloroethylene replaced its structural analog as early as the 1950s. In Germany, Trichloroethylene is still ...


Automatic Bitumen Extractor - Controls Group

Automatic Bitumen Extractor 75-B0005 Used for separation and extraction of bitumen by use of perchloroethylene or trichloroethylene solvents and sieving, for the separation of filler by centrifuge action and for the recovery of solvent material. The complete cycle is carried out automatically.


Asphalt Extraction | Reliance Specialty Products

Safely replace Trichloroethylene (TCE) and Methylene Chloride for asphalt extraction with EnTron™-AE. EnTron™-AE is an n-propyl bromide (nPB) based solvent which is safer to use and more environmentally friendly then the chlorinated solvents typically used in asphalt extraction applications.


Recovery of Asphalt From Solution by Abson Method

Canadian Council of Independent Laboratories August 2019 Recovery of Asphalt From Solution by Abson Method ASTM D1856 – 09(Reapproved 2015) Page 3 of 4 9. Procedure 9.1 The entire procedure, from the start of the extraction to the final recovery, must be completed


Practical Determination of Bitumen content in mix ...

The Bitumen extraction test should be done at the time of placing of bitumen mixes on road. Benefits of doing bitumen extraction test during construction of road; - Complete Quality Control and Assurance Guaranteed. - Contractors wont cheat to make extra money. - Life of the road drastically improved due to use of quality and correct quantity ...



Evaluation of binder recovery methods and the influence on ...

modified base binder are also submitted to one of the extraction / recovery methods, more specific to the method using centrifuge with trichloroethylene . 2.2. Experimental Procedures The PmB-Hs are prepared in the lab, by mixing the corresponding amounts of bitumen and SBS at 180°C for 1 hour


METHOD OF TEST FOR RECOVERY OF ASPHALT FROM …

extract during the removal of mineral fines. Use 2000 ml cylinders if they are being used as receivers for the total volume of extract. 4.17 FLASKS: Flat bottom, long neck, 2000 ml capacity for (i) recovery of bitumen solution from extraction, (ii) recovery of trichloroethylene from the primary distillation, (iii) …


Asphalt Analyzer Automated Binder Extraction

NEW! ASPHALT ANALYZER - Ground Tire Rubber Extraction Option This asphalt analyzer unit model PG is used for the extraction and determination of binder content in rubber modified bituminous mixtures in use with not flammable solvent (Trichloroethylene). Specifications: Extraction and distillation is PC controlled and is using Windows® as Software. Every step of the extraction is shown on the ...


Bitumen & Asphalt Extraction - Pavertrend | Asphalt | Hot ...

Asphalt results in a smoother and more durable surface than a bitumen-sealed road. Solvent Extraction. Solvent extraction, the oldest of the three test methods, uses a chemical solvent (trichloroethylene or toluene) to remove the asphalt binder from the aggregate. Typically, a loose HMA sample is weighed and then a solvent is added to ...


RR-175 - A High Pressure Method of Bitumen Extraction …

used are trichloroethylene (TCE), 1,1,1-trichloroethane, and methylene chloride. Unfortunately, because of their chlorine content, these solvents present a serious problem for hazardous waste disposal and to the health ... bitumen extraction that is competitive in both cost and time consumption with those currently in use, that can be performed ...


Asphalt Extraction Solvent | Solvent Extraction Of Asphalt

EnSolv®EX is an azeotropic mixture specifically blended for granular and bituminous extractions and is ideal for use in a variety of asphalt extraction methods.EnSolv®EX is an excellent choice as a replacement for methylene chloride and trichloroethylene for all extraction processes and does not require extensive retraining of employees or modifications to existing procedures.


1852 QUANTITATIVE EXTRACTION OF BITUMINOUS …

1852 QUANTITATIVE EXTRACTION OF BITUMINOUS MIXTURES (CENTRIFUGE) AASHTO T 164, METHOD A (MN/DOT Modified) 1852.1 SCOPE This method of analysis quantitatively determines the asphalt content of bituminous mixtures using a centrifuge extractor and trichloroethylene or other approved solvents. The use of alternatives like n-propyl bromide and


Quantitative Extraction of Asphalt Binder from Hot Mix ...

The HMA mixture is extracted with trichloroethylene; normal -propyl bromide; or methylene chloride, using the extraction equipment applicable to Test Method A, B, E or F. The asphalt binder content is calculated by differences from the mass of the extracted aggregate and moisture content, and mineral matter in the extract


Solvent extraction of oil from tar sands utilizing a ...

@article{osti_6781995, title = {Solvent extraction of oil from tar sands utilizing a trichloroethylene solvent}, author = {Blaine, N F and Blaine, G}, abstractNote = {Oil is solvent extracted from tar sands utilizing a trichloroethylene solvent. The process preferably utilizes minor amounts of surfactant and polyelectrolytes. One advantage of this solvent is that it has a low specific heat and ...


Extraction of Chemical Constituents of Bitumen Using a ...

Hellwege patented the use of trichloroethylene as a solvent in conjunction with a small amount of a surfactant [10] . Leung and Phillips investigated the use of benzene, toluene, and kerosene as the solvent, and they observed ... potential solvent for bitumen extraction based on high bitumen recovery, low fine solids in the produced bitu-men ...


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