ASTM D2397-12

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D2397 −12
StandardSpecification for
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Cationic Emulsified Asphalt
This standard is issued under the fixed designation D2397; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) 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. Scope 3. Requirements
1.1 This specification covers seven grades of cationic emul- 3.1 The emulsified asphalt shall be tested within 14 days of
delivery. The emulsified asphalt shall be homogeneous after
sified asphalt for use in pavement construction in the manner
designated. thorough mixing provided separation has not been caused by
freezing. Emulsions separated by freezing shall not be tested.
2. Referenced Documents
3.2 Emulsified asphalt shall conform to the requirements
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prescribed in Table 1.
2.1 ASTM Standards:
D140 Practice for Sampling Bituminous Materials
4. Sampling
D244 Test Methods and Practices for Emulsified Asphalts
D3910 Practices for Design, Testing, and Construction of
4.1 Samples of emulsified asphalt shall be taken in accor-
Slurry Seal
dance with Practice D140.
D6930 Test Method for Settlement and Storage Stability of
4.2 Samples shall be stored in clean, airtight sealed contain-
Emulsified Asphalts
ers at a temperature of not less than 4°C (39.2°F) until tested.
D6933 Test Method for Oversized Particles in Emulsified
Asphalts (Sieve Test)
5. Test Methods
D6935 Test Method for Determining Cement Mixing of
Emulsified Asphalt
5.1 The properties of the emulsified asphalts given in Table
D6936 Test Method for Determining Demulsibility of Emul-
1 shall be determined in accordance with the followingASTM
sified Asphalt
test methods:
D6997 Test Method for Distillation of Emulsified Asphalt
5.1.1 Viscosity—Test Method D7496.
D7402 Practice for Identifying Cationic EmulsifiedAsphalts
5.1.2 Storage Stability—Test Method D6930.
D7496 Test Method for Viscosity of Emulsified Asphalt by
5.1.3 Demulsibility—Test Method D6936.
Saybolt Furol Viscometer
5.1.4 Coating Ability and Water Resistance—Test Methods
D244.
5.1.5 Particle Charge—Test Method D7402.
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This specification is under the jurisdiction of ASTM Committee D04 on Road
5.1.6 Sieve Test—Test Method D6933, except use distilled
and Paving Materials and is the direct responsibility of Subcommittee D04.41 on
Emulsified Asphalt Specifications.
water in all wetting and washing operations in place of the
Current edition approved July 1, 2012. Published July 2012. Originally approved
nonionic surfactant solution (1 %).
in 1965. Last previous edition approved in 2005 as D2397–05. DOI: 10.1520/
5.1.7 Cement Mixing—Test Method D6935.
D2397-12.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or
5.1.8 Distillation—Test Method D6997.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
5.1.9 Tests on Residue from Distillation—Test Methods
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. D244.
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