1、Designation: D 2397 05Standard Specification forCationic Emulsified Asphalt1This standard is issued under the fixed designation D 2397; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parenthe
2、ses indicates the year of last reapproval. Asuperscript epsilon (e) indicates an editorial change since the last revision or reapproval.This standard has been approved for use by agencies of the Department of Defense.1. Scope1.1 This specification covers seven grades of cationic emul-sified asphalt
3、for use in pavement construction in the mannerdesignated.2. Referenced Documents2.1 ASTM Standards:2D 140 Practice for Sampling Bituminous MaterialsD 244 Test Methods and Practices for Emulsified AsphaltsD 3910 Practices for Design, Testing, and Construction ofSlurry SealD 6930 Test Method for Settl
4、ement and Storage Stability ofEmulsified AsphaltD 6933 Test Method for Oversized Particles in EmulsifiedAsphalt (Sieve Test)D 6935 Test Method for Determining Cement Mixing ofEmulsified AsphaltD 6936 Test Method for Determining Demulsibility ofEmulsified AsphaltD 6997 Test Method for Distillation of
5、 Emulsified Asphalt3. Requirements3.1 The emulsified asphalt shall be tested within 14 days ofdelivery. The emulsified asphalt shall be homogeneous afterthorough mixing provided separation has not been caused byfreezing. Emulsions separated by freezing shall not be tested.3.2 Emulsified asphalt shal
6、l conform to the requirementsprescribed in Table 1.4. Sampling4.1 Samples of emulsified asphalt shall be taken in accor-dance with Practice D 140.4.2 Samples shall be stored in clean, airtight sealed contain-ers at a temperature of not less than 4C (39.2F) until tested.5. Test Methods5.1 The propert
7、ies of the emulsified asphalts given in Table1 shall be determined in accordance with the following ASTMtest methods:5.1.1 ViscosityTest Methods D 244.5.1.2 Storage StabilityTest Method D 6930.5.1.3 DemulsibilityTest Method D 6936.5.1.4 Coating Ability and Water ResistanceTest MethodsD 244.5.1.5 Par
8、ticle ChargeTest Methods D 244.5.1.6 Sieve TestTest Method D 6933, except use distilledwater in all wetting and washing operations in place of thenonionic surfactant solution (1 %).5.1.7 Cement MixingTest Method D 6935.5.1.8 DistillationTest Method D 6997.5.1.9 Tests on Residue from DistillationTest
9、 MethodsD 244.6. Keywords6.1 cationic; emulsified asphalt; emulsion; medium setting;rapid setting; slow setting1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.41 onEmulsified Asphalt Specifications.C
10、urrent edition approved June 1, 2005. Published July 2005. Originally approvedin 1965. Last previous edition approved in 2002 as D 239702.2For referenced ASTM standards, visit the ASTM website, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume
11、information, refer to the standards Document Summary page onthe ASTM website.1Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.TABLE1RequirementsforCationicEmulsifiedAsphaltNOTE1CQS1HemulsionsshallmeettherequirementsoutlinedinPractices
12、D3910.NOTE2CQS-1hisusedforQuickSetSlurrySealsystems.TypeRapid-SettingMedium-SettingSlow-SettingQuickSettingGradeCRS-1CRS-2CMS-2CMS-2hCSS-1CSS-1hCQS-1HminmaxminmaxminmaxminmaxminmaxminmaxminmaxTestonemulsions:Viscosity,SayboltFurolat25C(77F)SFS201002010020100Viscosity,SayboltFurolat50C(122F)SFS201001
13、004005045050450Storagestabilitytest,24-h,%A111111Demulsibility,35mL,0.8%dioctylsodiumsulfosuccinate,%40.40.Coatingabilityandwaterresistance:Coating,dryaggregateCoating,aftersprayingCoating,wetaggregategood fair fairgood fair fairCoating,aftersprayingfairfairParticlechargetestpositivepositivepositive
14、positivepositivepositivepositiveSievetest,%A0.100.100.100.100.100.100.10Cementmixingtest,%2.02.0N/ADistillation:Oildistillate,byvolumeofemulsion,%331212Residue,%60656565575757Testsonresiduefromdistillationtest:Penetration,25C(77F),100g,5s100250100250100250409010025040904090Ductility,25C(77F),5cm/min
15、,cm40404040404040Solubilityintrichloroethylene,%97.597.597.597.597.597.597.5AThistestrequirementonrepresentativesamplesiswaivedifsuccessfulapplicationofthematerialhasbeenachievedinthefield.D2397052ASTM International takes no position respecting the validity of any patent rights asserted in connectio
16、n with any item mentionedin this standard. Users of this standard are expressly advised that determination of the validity of any such patent rights, and the riskof infringement of such rights, are entirely their own responsibility.This standard is subject to revision at any time by the responsible
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18、eration at a meeting of theresponsible technical committee, which you may attend. If you feel that your comments have not received a fair hearing you shouldmake your views known to the ASTM Committee on Standards, at the address shown below.This standard is copyrighted by ASTM International, 100 Bar
19、r Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959,United States. Individual reprints (single or multiple copies) of this standard may be obtained by contacting ASTM at the aboveaddress or at 610-832-9585 (phone), 610-832-9555 (fax), or serviceastm.org (e-mail); or through the ASTM website(www.astm.org).D2397053
