1、Designation: D2397/D2397M 13D2397/D2397M 17Standard Specification forCationic Emulsified Asphalt1This standard is issued under the fixed designation D2397/D2397M; the number immediately following the designation indicates theyear of original adoption or, in the case of revision, the year of last rev
2、ision. A number in parentheses indicates the year of lastreapproval. A superscript epsilon () indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the U.S. Department of Defense.1. Scope1.1 This specification covers seven grades o
3、f cationic emulsified asphalt for use in pavement construction in the mannerdesignated.1.2 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in eachsystem may not be exact equivalents; therefore, each system shall be used independen
4、tly of the other. Combining values from thetwo systems may result in non-conformance with the standard.1.3 This international standard was developed in accordance with internationally recognized principles on standardizationestablished in the Decision on Principles for the Development of Internation
5、al Standards, Guides and Recommendations issuedby the World Trade Organization Technical Barriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2D5D5/D5M Test Method for Penetration of Bituminous MaterialsD113 Test Method for Ductility of Bituminous Materials (Withdrawn 2016)3D1
6、40D140/D140M Practice for Sampling BituminousAsphalt MaterialsD244 Test Methods and Practices for Emulsified AsphaltsD2042 Test Method for Solubility of Asphalt Materials in TrichloroethyleneD3910 Practices for Design, Testing, and Construction of Slurry SealD6930 Test Method for Settlement and Stor
7、age Stability of Emulsified AsphaltsD6933 Test Method for Oversized Particles in Emulsified Asphalts (Sieve Test)D6935 Test Method for Determining Cement Mixing of Emulsified AsphaltD6936 Test Method for Determining Demulsibility of Emulsified AsphaltD6997 Test Method for Distillation of Emulsified
8、AsphaltD7226 Test Method for Determining the Viscosity of Emulsified Asphalts Using a Rotational Paddle ViscometerD7402 Practice for Identifying Cationic Emulsified AsphaltsD7496 Test Method for Viscosity of Emulsified Asphalt by Saybolt Furol ViscometerD7553 Test Method for Solubility of Asphalt Ma
9、terials in N-Propyl Bromide3. Requirements3.1 The emulsified asphalt shall be tested within 14 days of delivery. The emulsified asphalt shall be homogeneous afterthorough mixing provided separation has not been caused by freezing. Emulsions separated by freezing shall not be tested.3.2 Emulsified as
10、phalt shall conform to the requirements prescribed in Table 1 or Table 2. If no table is specified, the defaultisSpecify the test method Table 1to be used. Specify either Test Method D7226 or D7496.4. Sampling4.1 Samples of emulsified asphalt shall be taken in accordance with Practice D140D140/D140M
11、.1 This specification is under the jurisdiction ofASTM Committee D04 on Road and Paving Materials and is the direct responsibility of Subcommittee D04.41 on EmulsifiedAsphalt Specifications.Current edition approved Dec. 1, 2013June 1, 2017. Published January 2014June 2017. Originally approved in 196
12、5. Last previous edition approved in 20122013 asD2397 12.D2397/D2397M 13. DOI: 10.1520/D2397_D2397M-13.10.1520/D2397_D2397M-17.2 For referencedASTM standards, visit theASTM website, www.astm.org, or contactASTM Customer Service at serviceastm.org. For Annual Book of ASTM Standardsvolume information,
13、 refer to the standards Document Summary page on the ASTM website.3 The last approved version of this historical standard is referenced on www.astm.org.This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to t
14、he previous version. Becauseit may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current versionof the standard as published by ASTM is to be considered the official document.Copyright
15、ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States1TABLE 1 Requirements for Cationic Emulsified AsphaltType Rapid-Setting Medium-Setting Slow-Setting Quick SettingGrade CRS-1 CRS-2 CMS-2 CMS-2h CSS-1 CSS-1h CQS-1hAmin max min max min max min max m
16、in max min max min maxTest on emulsions:Viscosity, Saybolt Furol at 25C 77F SFS 20 100 20 100 20 100Viscosity, Saybolt Furol at 50C 122F SFS 20 100 100 400 50 450 50 450Storage stability test, 24-h, %B 1 1 1 1 1 1Demulsibility, 35 mL, 0.8 % dioctyl sodiumsulfosuccinate, %40 . 40 .Coating ability and
17、 water resistance:Coating, dry aggregateCoating, after sprayingCoating, wet aggregategoodfairfairgoodfairfairCoating, after spraying fair fairParticle charge test positive positive positive positive positive positive positiveSieve test, %B 0.10 0.10 0.10 0.10 0.10 0.10 0.10Cement mixing test, % 2.0
18、2.0 N/ADistillation:Oil distillate, by volume of emulsion, % 3 3 12 12Residue, % 60 65 65 65 57 57 57Tests on residue from distillation test:Penetration, 25C 77F, 100 g, 5 s 100 250 100 250 100 250 40 90 100 250 40 90 40 90Ductility, 25C 77F, 5 cm/min, cm 40 40 40 40 40 40 40Solubility in trichloroe
19、thylene, or N-PropylBromide %97.5 97.5 97.5 97.5 97.5 97.5 97.5ACQS-1h is used for Quick Set Slurry Seal systems. CQS-1h emulsified asphalts shall meet the requirements outlined in Practices D3910.BThis test requirement on representative samples is waived if successful application of the material ha
20、s been achieved in the field.TABLE 2 Requirements for Cationic Emulsified AsphaltType Rapid-Setting Medium-Setting Slow-Setting Quick SettingGrade CRS-1 CRS-2 CMS-2 CMS-2h CSS-1 CSS-1h CQS-1hAmin max min max min max min max min max min max min maxTest on emulsions:Viscosity, Rotational Paddle Viscom
21、eter at 25C 77F mPa s 45 220 45 220 45 220Viscosity, Rotational Paddle Viscometer at 50C 122F mPa s 45 220 220 880 110 990 110 990Storage stability test, 24-h, %B 1 1 1 1 1 1Demulsibility, 35 mL, 0.8 % dioctyl sodiumsulfosuccinate, %40 . 40 .Coating ability and water resistance:Coating, dry aggregat
22、eCoating, after sprayingCoating, wet aggregategoodfairfairgoodfairfairCoating, after spraying fair fairParticle charge test positive positive positive positive positive positive positiveSieve test, %B 0.10 0.10 0.10 0.10 0.10 0.10 0.10Cement mixing test, % 2.0 2.0 N/ADistillation:Oil distillate, by
23、volume of emulsion, % 3 3 12 12Residue, % 60 65 65 65 57 57 57Tests on residue from distillation test:Penetration, 25C 77F, 100 g, 5 s 100 250 100 250 100 250 40 90 100 250 40 90 40 90Ductility, 25C 77F, 5 cm/min, cm 40 40 40 40 40 40 40Solubility in trichloroethylene, or N-Propyl Bromide % 97.5 97.
24、5 97.5 97.5 97.5 97.5 97.5D2397/D2397M172TABLE 1 Requirements for Cationic Emulsified AsphaltNOTE 1CQS-1h emulsions shall meet the requirements outlined in Practices D3910.NOTE 2CQS-1h is used for quick-set slurry seal systems.Rapid-Setting Medium-Setting Slow-Setting Quick-SettingType CRS-1 CRS-2 C
25、MS-2 CMS-2h CSS-1 CSS-1h CQS-1hGrade min max min max min max min max min max min max min maxTest on Emulsions:Viscosity, Saybolt Furol at 25 C (77 F) SFS 20 100 20 100 20 100Viscosity, Saybolt Furol at 50 C (122 F) SFS 20 100 100 400 50 450 50 450Viscosity, Rotational Paddle Viscometer at 25 C (77 F
26、) mPa s 45 220 45 220 45 220Viscosity, Rotational Paddle Viscometer at 50 C (122 F) mPa s 45 220 220 880 110 990 110 990Coating ability and water resistance:Coating, dry aggregate good goodCoating,after sprayingfair fairCoating, wet aggregate fair fairCoating, after spraying fair fairParticle charge
27、 test positive positive positive positive positive positive positiveSieve test, %A 0.10 0.10 0.10 0.10 0.10 0.10 0.10Cement mixing test, % 2.0 2.0 N/ADistillation:Oil distillate, by volume of emulsion, % 3 3 12 12Residue, % 60 65 65 65 57 57 57Tests on Residue from Distillation Test:Penetration, 25
28、C (77 F), 100 g, 5 s 100 250 100 250 100 250 40 90 100 250 40 90 40 90Ductility, 25 C (77 F), 5 cm/min, cm 40 40 40 40 40 40 40Solubility in trichloroethylene, % 97.5 97.5 97.5 97.5 97.5 97.5 97.5ACQS-1h is used for Quick Set Slurry Seal systems. CQS-1h emulsified asphalts shall meet the requirement
29、s outlined in Practices D3910.AThis test requirement on representative samples is waived if successful application of the material has been achieved in the field.D2397/D2397M1734.2 Samples shall be stored in clean, airtight sealed containers at a temperature of not less than 4C 39.2F4 C 39.2 F until
30、tested.5. Test Methods5.1 The properties of the emulsified asphalts given in Table 1 or Table 2shall be determined in accordance with the followingASTM test methods:standards:5.1.1 ViscosityTest Method D7496 for Table 1or Test Method D7226 for Table 21.5.1.2 Storage StabilityTest Method D6930.5.1.3
31、DemulsibilityTest Method D6936.5.1.4 Coating Ability and Water ResistanceTest Methods D244.5.1.5 Particle ChargeTest Method Practice D7402.5.1.6 Sieve TestTest Method D6933, except use distilled water in all wetting and washing operations in place of the nonionicsurfactant solution (1 %).5.1.7 Cemen
32、t MixingTest Method D6935.5.1.8 DistillationTest Method D6997.5.1.9 Tests on Residue from DistillationTest Methods D5D5/D5M, D113, D2042, and D7553.6. Keywords6.1 cationic; emulsified asphalt; emulsion; medium setting; rapid setting; slow settingASTM International takes no position respecting the va
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