1、Designation:D662609Standard Specification forPerformance Graded Trinidad Lake Modified Asphalt Binder1This standard is issued under the fixed designation D6626;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision
2、.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers performance graded TrinidadLake modified asphalt binders.Grading designations are re-lated to the average seve
3、n-day maximum pavement designtemperature,C,theintermediatepavementdesigntemperature,C,and minimum pavement design temperature,C.1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.2.Referenced Documents2.1 ASTM Standards:2D8 Term
4、inology Relating to Materials for Roads and Pave-mentsD92 Test Method for Flash and Fire Points by ClevelandOpen Cup TesterD95 Test Method for Water in Petroleum Products andBituminous Materials by DistillationD140 Practice for Sampling Bituminous MaterialsD1754 Test Method for Effects of Heat and A
5、ir on AsphalticMaterials(Thin-Film Oven Test)D2042 Test Method for Solubility of Asphalt Materials inTrichloroethyleneD2170 Test Method for Kinematic Viscosity of Asphalts(Bitumens)D2171 Test Method for Viscosity of Asphalts by VacuumCapillary ViscometerD2872 Test Method for Effect of Heat and Air o
6、n a MovingFilm of Asphalt(Rolling Thin-Film Oven Test)D4402 Test Method for Viscosity Determination of Asphaltat Elevated Temperatures Using a Rotational ViscometerD6521 Practice for Accelerated Aging of Asphalt BinderUsing a Pressurized Aging Vessel(PAV)D6648 Test Method for Determining the Flexura
7、l CreepStiffness of Asphalt Binder Using the Bending BeamRheometer(BBR)D6723 Test Method for Determining the Fracture Propertiesof Asphalt Binder in Direct Tension(DT)D7175 Test Method for Determining the Rheological Prop-erties of Asphalt Binder Using a Dynamic Shear Rheom-eter3.Terminology3.1 Defi
8、nitions:3.1.1 Definitions for many terms common to asphalt cementare found in Terminology D8.4.Ordering Information4.1 When ordering under this specification,include in thepurchase order the grade of Trinidad Lake modified asphaltbinder required from Table 1(for example,TLG 52-16 or TLG64-34).5.Mate
9、rials and Manufacture5.1 Trinidad Lake modified asphalt binder shall be preparedby the addition of Trinidad Lake Asphalt modifier to baseasphalt produced from the refining of petroleum crude,with orwithout the inclusion of organic or inorganic modifiers.5.2 Modifiers may be any suitable form of Trin
10、idad LakeAsphalt that may include also organic or inorganic modifiers ofsuitable manufacture and preparation,and that is dissolved,dispersed or reacted in asphalt cement to enhance its perfor-mance.5.3 The base asphalt binder shall be homogeneous,freefrom water and deleterious materials,and shall no
11、t foam whenheated to 175 C.5.4 The base asphalt binder shall be at least 99.0%solublein trichloroethylene as determined by Test Method D2042.5.5 The grades of asphalt binder shall conform to therequirements given in Table 1.6.Sampling6.1 The materials shall be sampled in accordance withPractice D140
12、.1This specification is under the jurisdiction of ASTM Committee D04 on Roadand Paving Materials and is the direct responsibility of Subcommittee D04.40 onAsphalt Specifications.Current edition approved June 15,2009.Published July 2009.Originallyapproved 2001.Last previous edition approved in 2001 a
13、s D6626 01.DOI:10.1520/D6626-09.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 B
14、arr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 TABLE 1 Performance Graded Trinidad Lake Modified Asphalt Binder SpecificationPerformance GradeTLG 46-TLG 52-TLG 58-TLG 64-TLG 70-TLG 76-TLG 82-34404610162228344046162228344010162228344010162228344010162228341016222834Averag
15、e 7-day maximumPavement designTemperature,C465258647076-34 -40 -46-10 -16 -22 -28-34 -40 -46-16 -22 -28 -34-40-10 -16 -22 -28-34 -40-10 -16 -22 -28-34 -40-10 -16 -22 -28-34-10 -16 -22 -28-34Original Modified Asphalt BinderFlash Point Temp,TestMethod D92;min C230Solubility,Test MethodD2042,%7790Visco
16、sity,Test MethodD4402:Bmax,3 Pas,TestTemp,C135Dynamic Shear,D7175:CG*/sind,min,1.00 kPa TestTemp at 10 rad/s,C46525864707682Rolling Thin Film Oven(Test Method D2872)Mass loss,max,percent1.00Dynamic Shear,D7175;G*/sind,min,2.20 kPa TestTemp at 10 rad/s,C46525864707682Pressure Aging Vessel Residue(Practice D6521)PAV Aging Temp,CD9090100100100(110)100(110)100(110)Dynamic Shear,D7175:G*sind,Maximum,5000kPaTest Temp at 10rad/s,C10742522191613107252219161331282522191634312825221937343128254037343128Ph
