12 0 obj The air properties assume dry air - the calculated evaporation rates for moist air are not . pressure. Please enable scripts and reload this page. Relative evaporation rate (butyl acetate=1) : 0.39 Flammability (solid, gas) : Not applicable. Evaporation Rate - an overview | ScienceDirect Topics The mass evaporated is simply the molar rate multiplied by the moelcular weight, Evap*MWt. One general reference material for evaporation rates is n-butyl acetate (commonly abbreviated BuAc). Evaporation rate (butyl acetate = 1) >1 compared with butyl acetate Flash point Closed cup: 24°C (75.2°F).(Tagliabue.) As used herein, ® denotes registered trademark status in the U.S. only. Conditions to Avoid: Avoid heat, sparks, open flames other sources of ignition, and oxidizing conditions. /SMask /None /Parent 3 0 R Evaporation Rate of Volatile Liquids. Final Report, Second ... Its slow evaporation rate provides excellent flow and leveling in high-bake coatings as well as air-dry systems << The general reference material for evaporation rates is n-butyl acetate (commonly abbreviated BuAc). Hornig and Heinze recently reported the preparation of cellulose acetate and mixed cellulose esters, i.e., cellulose acetate propionate, -butyrate and -pthalate, nanoparticles. /ca 1.00000 PDF Propylene Glycol Monomethyl Ether Acetate /Widths [278 0 0 0 0 0 667 0 333 333 Found inside – Page 175or not wetting certain areas , leaving those Dipentene : A very slow evaporating lacquers . ... The weight of any material per unit Dry : The change from a liquid to a solid evaporation rate of butyl acetate which is of volume . /FirstChar 32 2-Butoxyethanol Acetate | C8H16O3 | Solventis | Solventis Coatings Clinic: Solvent Properties - American Coatings ... 11 0 obj Whenever a relative evaporation rate is given, the reference material must be stated. 0 0 0 0 0 556 556 500 556 556 In the acetic acid product A substance with a high evaporation rate quickly forms a vapor, which can be explosive or inhaled by occupational workers. 'JEL N/A Flash Point (Meth0d used) > 2000 F (closed cup) Extinguishing Media Use media appropriate fire and explosion hazard data flash point: ne flammable limits: ne extinguishing media: co 2, dry chemicals special fire extinguishing procedures: n/a unusual fire and explosion hazards: n/a Evaporation rate (n-butyl acetate = 1.0) 0.06 Solubility, g/L or % @ 25°C Solvent in water . d D d P d H Viscosity (Sol. 0 0 0 0 0 0 0 0 0 0 /MediaBox [0.00000 0.00000 612.00000 792.00000 ] Rather, the coatings industry long ago decided to employ relative evaporation rates. 0 0 0 667 667 722 722 667 611 778 Vapor pressure : No data available Relative vapor density at 20 °C : No data available Relative density : No data available Molecular mass : 77.08 g/mol Solubility : Soluble in water. /Subtype /TrueType Vapor pressure : 2.8 mm Hg (at 20 °C) Relative vapor density at 20 °C : 4.6 Relative density : 0.96 Composition has autoignition temperature of approximately 350 Degrees F. Found inside – Page 159Solvents may be classified according to their evaporation rates . A typical system compares the relative evaporation rate as compared to a particular solvent , usually n - butyl acetate or ethyl ether . The solvent - for example ... Eastman™ Isobutyl Acetate is a medium boiling solvent with a typical mild, fruity, ester odor. Found insideEVAPORATION RATE: The rate at which a material will vaporize (evaporate) when compared to the known rate of vaporization of a standard material. The designated standard material is usually normal butyl acetate (NBUAC or n-BuAc), ... << /op true Synonyms: Acetic acid tert-butyl ester; t-Butyl acetate. ] Butyl CELLOSOLVE™ is a very versatile solvent product with a good balance of many different properties. Evaporation Rate (Butyl Acetate=1): 2.8 Molecular Weight: 116.16 g/mol Section 10: Stability and Reactivity Stability: Stable at room temperature and under normal conditions. For example, the rate might be given as "0.5 (butyl acetate=1)." /Contents 6 0 R Found inside – Page 99Table 1 Boiling point, vapour pressure and evaporation rate of some common solvents Boiling point ( C) Vapour pressure at 20 C (kPa) Evaporation rate n-butyl acetate 1⁄4 1 Acetone 56.1 25.2 7.7 MEK 79.6 9.4 4.6 Ethyl acetate 77.1 9.7 ... /TT0 9 0 R STABILITY AND REACTIVITY Stability: Stable under normal use and storage conditions. 0 0 278 333 0 278 556 556 556 556 The properties of Common Solvents including Boiling Point, flash point and evaporation rate are included in the tabular form 0 0 0 0 222 333 333 0 0 0 Found inside – Page 1In determining the evaporation rate of solvents , n - butyl acetate is used as the standard and is assigned an evaporation rate value of 1. Other solvents are assigned evaporation rate values that indicate how they evaporate in relation ... /Type /Font Found inside – Page 513In contrast, a slow evaporation rate on the butyl scale corresponds to a low number, i.e. the evaporation rate is slower than that of butyl acetate. Evaporation rates may also be measured in 'seconds to 90% evaporation' (see Table 11.1) ... << /BaseFont /KRVPCJ+ArialMT Found inside – Page 95If relative evaporation rate is to be reported, it is obtained by dividing evaporation rate of solvent by evaporation rate of diethyl ether or butyl acetate, as the case may be. Data on evaporation rate of selected solvents is listed in ... The samples were dissolved in DMAc at low concentrations (4 mg/ml), dialyzed against distilled water by employing a dialysis membrane with MMCO 3500 g/mol and obtained . Found inside – Page 35consideration when measuring the relative evaporation rate: time for evaporation of 90% w. of n-butyl acetate time ... Evaporating a liquid at room temperature requires energy for its evaporation causing the temperature of the liquid ... The chemical substances for this product are listed as Inert Ingredients Permitted for Use in Nonfood Use Pesticide Products under the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). Found inside – Page 118TABLE 3.1 Properties Affecting Volatilization Rates from Dry Soil for Chlorinated Solvents and Selected ... to Air (g/cm3) Diffusivity (cm2/s) Evaporation Rate Relative to Evaporation Rate of Butyl Acetate Stabilizers 1,4-Dioxane 88.1 ... /AIS false It is mentioned that, the evaporation rate of Butyl acetate = 1.0 For many VOCs, the relative evaporation rate is given. Vapor pressure : No data available Relative vapor density at 20 °C : No data available Relative density : No data available Solubility : No data available Log Pow : No data available 722 667 611 0 0 944 0 0 0 0 Evaporation Rate. March 2016458 Isopropyl Alcohol Vapour Pressure at 20°C kPa Calculated 4.1 . Evaporation rate (butyl acetate = 1): Not available. Found inside – Page 252Note evaporation rate: that t90 values are inversely related to E t90 n-butyl acetate t90 test solvent (18.1) Some authors express E as a percentage figure, corresponding to 100% for n‐butyl acetate. In either case, the higher the E ... Found inside – Page 329Butyl acetate, which has an evaporation rate of 1, is the standard by which most substances are compared to. Therefore, if a substance has an evaporation rate of less than 1, it will evaporate more quickly than butyl acetate. Found inside – Page 4Medium-evaporating solvents (liquids having evaporation rates greater than 1% times that of butyl acetate). e.g., ethyl alcohol, toluene, sec.-butyl acetate. Slow-evaporating solvents (liquids having evaporating ... With a nearly equal balance of hydrophobic and hydrophilic character, Butyl CELLOSOLVE™ glycol ether provides . c = VP/RT. Acid Acceptance Vapor-phase vinyl acetate is expected to be degraded in the atmosphere by reaction wit h photo chemically-produced hydroxyl radicals; the half-life for this reaction in air is estimated to be 14.5 hours. Evaporation rate n-butyl acetate = 1.0) (diethyl ether = 1.0) 0.004 >1200 Solubility, g/100 g @ 25°C Solvent in water Water in solvent-- --Hansen solubility parameters (J/cm³)1/2 _d (Dispersion) _p (Polar) _h (Hydrogen bonding) 16.0 7.0 10.6 Flammable limits (vol.% in air) Lower Upper 0.85 24.60 Relative Evaporation Rate (Ether=1) - DIN 53170 11 Antoine Constant A # kPa. /ToUnicode 12 0 R PM acetate has a higher evaporation rate of 32, but it can be blended with a slow solvent, such as butyl Cellosolve acetate, DPM acetate, or DBE to give a solvent with about the same average evaporation rate as the Cellosolve acetate. ): 179 Flammability Limit: Let 1.1 UEL 13.5 Extinguishing Media: Water Fog, CO2, Dry chemical, Universal Foams. >> The relevant physical properties of the liquids (e.g. /BM /Normal 8 0 obj 0 0 0 0 0 0 0 0 0 0 /C2_0 8 0 R It resembles n-butyl acetate and methyl isobutyl ketone in solvent performance and can be used as a replacement for these solvents in many formulations. However, a blend is not identical to the solvent that it is replacing. Found inside – Page 1372.7.3.3 Butyl Acetate Evaporation Standard 80 It has become common practice to use the evaporation rate of n - butyl acetate as a reference standard . This compound is arbitrarily assigned a value of 1.0 or 100 , 60 depending upon the ... /SA true Home / FAQ Material Testing / Laboratory Test: Evaporation Rate of Volatile Liquids by the ASTM D3539 Method. 556 556 0 556 556 556 278 0 0 584 It is a urethane grade solvent and is widely used in 2-K polyurethane coatings to help balance flow and dry time. 722 667 611 722 667 944 667 0 611 0 Evaporation rate ether = 1 12 DIN 53170 Enthalpy of combustion ( Hc) at 25 °C 28 659 kJ/kg - Enthalpy of formation ( Hv) at 25 °C - 4 553 kJ/kg - . /ProcSet [/PDF /Text ] 9 0 obj . Product specifications. Soluble in methanol. /GS0 7 0 R © 2021 Eastman Chemical Company or its subsidiaries. 0 0 0 0 0 0 0 0 0 0 /Subtype /TrueType /DescendantFonts 11 0 R The evaporation rate of water is a commonly used reference point for determining the "slow" or "fast" evaporation rate of solvents. Substances with an evaporation rate of 3.0 (three times the evaporation of normal butyl acetate), such as acetone (5.6), hexane (8.3), or methyl ethyl ketone or MEK (3.8), are known as "fast evaporating." n-Butyl Propionate 7.29 0.876 145- 292- 97 0.45 Ester Solvent EEP 7.91 0.950 165-172 329-342 136 0.12 Glycol Ether EB Acetate 7.84 0.942 186-194 367-381 165 0.03 Evaporation Rate (butyl acetate = 100) Hansen solubility parameters (J/cm³) 1/2. >> More usually described as Relative Evaporation Rate (RER) with respect to a standard solvent such as n-butyl acetate, nBuAc. It is assigned the value of "1." So acetone, at the top of the list with a value of 5.7, evaporates 5.7 times faster than butyl acetate, and Butyl Cellosolve, at the bottom of the list with a value of .08, evaporates . Found insideEvaporation rate ( butyl acetate - 1 ) : 0 . 44 SUBSTANCE IDENTIFICATION • Formula CH1403 • Structure • Reactivity 1 . Conditions contributing to instability : Heat , sparks , and open flame . Strong acids ( such as hydrochloric ... TBAc is a flammable solvent with a strong camphor-like odor, a medium evaporation rate, medium polarity, low toxicity, and negligible environmental impact. Taking the relative evaporation rate of butyl acetate as 1.0. vapor pressure, surface tension, viscosity, latent heat of evaporation, etc.) Relative evaporation rate (butyl acetate=1) : No data available Flammability (solid, gas) : Non flammable. For example, if the relative evaporation rate of a liquid is equal to 3.0, this liquid evaporates 3 times faster then Butyl Acetate. /OPM 1 Regulatory toxicology and pharmacology : RTP, 40 (2), 168-176 (2004-09-29) tert-Butyl acetate (TBAc) is an industrial chemical with potential uses as a degreaser and in architectural coatings. endobj /FirstChar 32 611 611 389 556 333 611 556 0 556 556 Found inside – Page 1372.7.3.3 Butyl Acetate Evaporation Standard It has become common practice to use the evaporation rate of n-butyl acetate as a reference standard. This compound is arbitrarily assigned a value of 1.0 or 100, depending upon the scale being ... H�\�˪�@E����;�$�:�JAWp���Ф�m1��N�D���T��O�ڮ�uՙ�{{)v�3Ǫ.�x���"�C. Found inside – Page 10The vapor pressure ( evaporation rate ) and solubility rate for each solvent differs . JSC testing has shown that ... N - butyl acetate has a lower vapor pressure and , as a consequence , evaporates slower . It also dissolves the Viton ... The designated standard material is usually normal butyl acetate (NBUAC or n-BuAc), with a vaporization rate designated as 1.0. Found inside – Page 183Butyl TABLE IV Properties of Nitrocellulose Lacquer Solvents Arranged in Order of Decreasing Evaporation Rate ... Evaporation Rate * greater than 3.0 ) Acetone Methyl Acetate Methyl Ethyl Ketone Commercial Ethyl Acetate ( 85-88 % w ) ... John D Budroe et al. << 10 0 obj However, absolute values of weight loss/time are not used. Evaporation Rate Of Butyl Acetate - posted in Industrial Professionals: Hello Everyone, Can anyone please tell me about relative evaporation rate of VOC. The second method expresses evaporation rate quantitatively In terms of grams evaporated per second per square centimeter of evaporating surface area. evaporation rate (butyl acetate=1): 0.1 appearance and odor: light, yellowish-tan paste ii. 0 0 0 0 0 0 0 0 0 1000 Evaporation Rate (Butyl Acetate = 1) 0.96 Cleaning. /Rotate 0 The usual standard is butyl acetate 1. 333 611 611 278 278 556 278 889 611 611 EVAPORATION RATE (Butyl Acetate = 1): 0.7 APPEARANCE AND ODOR: Colorless, clear liquid with alcoholic odor SECTION 4 - FIRE AND EXPLOSION HAZARD DATA FLASH POINT (METHOD USED): Approximate 77°F - TCC FLAMMABLE LIMIT: Percent Volume in Air: Lower: 2; Upper: 12 EXTINGUISHING MEDIA: Water fog, "alcohol foam", dry chemical or CO2 %PDF-1.4 /TrimBox [0.00000 0.00000 612.00000 792.00000 ] Found insideBecause of the many variables, one shouldtherefore compare evaporation rates only wherethe technique of measurementis ... Solventsare dividedinto threegroups according to the evaporation rate (relativeto butyl acetate, Appendix 2.1): 1. °C - 197.592 Temperature Limits for Antoine Equation # °C - -10 to +90 . Found inside – Page 135Evaporation rate of n-butyl acetate is arbitrarily assigned a value of 100 (or sometimes 1.0 depending on the scale used). Solvents evaporating faster than n- butyl acetate have higher values for evaporation rate; those solvents ... however, MIBK is more water-soluble at 2% compared to <1% for n-butyl acetate. Found insideEvaporation Rate As indicated earlier, evaporation characteristics play a major role in the selection of components for solvent systems and thinners for ... Solvents evaporating at a rate greater than twice that of butyl acetate or with ... Home; Services; Projects; Contact Us; Chemical Supply; Aerospace; New & Used Equipment . The solvent, butyl acetate, almost halfway down in bold, is used as the standard to which the other solvents are compared. Evaporation Rate: Solubility in Water: Complete (Butyl acetate = 1): .838 Appearance & Odor: Clear with Characteristic Odor Flash Point (°F. Eastman™ Butyl Acetate has an evaporation rate of 1.0, which provides a quick drying lacquer without inducing blushing under normal circumstances. << /Encoding /Identity-H During this experiment, we have learnt the relationship between the evaporation rate, the drop of temperature, intermolecular . /Length 599 endobj << tert-Butyl acetate 540-88-5 X -208-760-7X X XXKE-04180 U.S. Federal Regulations With its fast evaporation rate, the Methyl Acetate is suitable for use in other applications where fast solvent release and quick dry-to-touch time are needed. We doesn't provide evaporation rate of n butyl acetate products or service, please contact them directly and verify their companies info carefully. Finally, we can calculate the vapour pressure if we know the Antoine Constants of the solvent: log (VP) = AA-AB/ (AC+T) A few details remain. Eastman™ Butyl Acetate is a medium boiling ester solvent. The evaporation rate, is used as a crude indicator of liquid volatility. Methyl Acetate is a fast evaporating, mild odor, active solvent for a broad range of coating and ink resins. /CA 1.00000 endobj endobj 4 0 obj °C - 6.86618 Antoine Constant B # kPa. Conditions to Avoid: This material reacts violently with acids. Evaporation rate 1.05 (Butyl acetate = 1) Flammability (solid, gas) Flammable liquid Upper/lower flammability or explosive limit Lower: 2.4% Upper: 8% Vapor pressure 41 hPa (31 mmHg) at 20°C (68°F) 59 hPa (44 mmHg) at 26°C (79°F) Vapor density 2.56 (Air = 1.0) Density 0.775 g/mL at 25°C (77°F) /CropBox [0.00000 0.00000 612.00000 792.00000 ] Found inside – Page 131In general, n-butyl acetate is used as the standard solvent and its evaporation rate is set at R =1. Under the same conditions, a test solvent and butyl acetate reach the same degree of evaporation, and their required times are measured ... Found inside – Page 131The most common are the alkyl acetates, ranging from the very rapid evaporating methyl acetate to the slow evaporating hexyl acetate, n-Butyl acetate, one of the most widely used ester solvents, has a medium evaporation rate, ...

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