(??) NCHRP REPORT 459

1
???????????????????
???????? ?? 2006.6.30

• (??) NCHRP REPORT 459
• Characterization of
• Modified Asphalt Binders in
• Superpave Mix Design

2.10 Mixing and Compaction Temperatures of
Modified Binders
??????? ??? ?
2
????

• ????????????????????????????????????????????????
  ???????????????
• 1. ??????????????????????
• 2.  ?????????????????
• 3.  ???????(ZSV)?????????????
• 4. ZSV??????????????????????
• 5.  ????????????????

3
1. ??????????????????????(Report 2.10.12.10.2??)

• (1)???? (Report 2.10.1 ??)
• ? AASHTO??????????????????????????(0.28Pa?s?20rpm)
  ??????????????????????165????????????????????

4
??????????????? 165?, 20 rpm (?-2.53)

• 0.28Pa?s ????????
• (PG 82?PG 76???PG 70????
• 19 ??17????)

5
??????????? (5 rpm / 100 rpm ),165?(PG
7X-XX??,PG 76-XX? PG 70-XX ???) (?-2.54)
???????????????

1. ??????????????????????????????????????????????????
   ??????????????????????????????????????????????????
   ???????

??????????????????????????????
6

• (2)?????????????????????? (Report 2.10.2 ??)

? ???Boscan???????????????????????????????????????
???????????? ? ???????????????20rpm(6.8
1/s)???????????????????? ? ?????????????????????
Superpave?????????????
???
Boscan
??
??(??)???????(?-2.55)
7
??????(20rpm)??????????????? ????(Ndes???Nmax)?,??
??????????????????????????????????????????????????
?? ? ????????????? ?????
????????(Ndes)???????? (?-2.14)
?????
8
2.  ?????????????????

• (Report 2.10.3??)

9
?????????????????????????(?-2.56) ???????PG
82-22 PEs?????????,?????????

• ?Superpave??????????????????????0130????????????4
  0??????????????0???????

130?
40?
10
???????????????????????(?-2.57) ???????PG
82-22 PE?????????

• ??????????????,????????????????????

??????54?/130????????0????
11
3.  ???????(ZSV)?????????????

• (Report 2.10.4??)

12
????????????????(ZSV)??????(?-2.15)

• ????????(ZSV)????????????????160?????????????
• (ZSV ??????3.0 Pa?s???,6.0Pa?s????)

?????????
????????
13
Ndes ?Nmax ????? (?-2.16)

• ?3.0 Pa?s?ZSV????,6.0Pa?s?ZSV??????????????4?????
  ????????
• ????????????????????????

???41??
??????????????0.20.3??
14
4. ZSV??????????????????????

• (Report 2.10.5 2.10.6??)

15
???????????,???6.0 Pa?s????????????(?-2.17)

• (1) ZSV?????????????(Report 2.10.5 ??)
• ? ???????(ZSV)????????????????????????????????????
  ????????????????????????????0.001
  1/s????????ZSV????????????

???????
0.001 1/s???????
??????
??
16
6.0 Pa?s ZSV????????CrossWilliamson??????6.8
1/s??????(?-2.19)

• (2) ????????(Report 2.10.6 ??)
• ? ??????????????????????1.40.1Pa?s???????0.750.0
  5Pa?s?????????????????????????????????

ZSV???????
????_at_6.8 1/s
??(????13????)
17
??????????????,????????????????(?-2.58 )

• ??????????????????????????????????40????????

????Brookfield _at_6.8 1/s
????(?) _at_0.17Pa?s
?????(?) _at_0.28Pa?s

????(?) _at_0.75Pa?s
?????(?) _at_1.40Pa?s
18
5.  ????????????????

• (Report 2.10.7??)

19
?????????????? ZSV?3.0 Pa?s???????????????????????
??????3?(?-2.22)

• ????????????????????????????????????????????????
  ?

?????130160????
????????95??
20
???

• ?????????????????????????165???????????
• ????????????????????????
• ????????????????????????????????????????
• ???ZSV?????????????????????????????????????
• ZSV ??????0.001 1/s????????ZSV????????????
• ???????????????????????1.40.1Pa?s????0.750.05Pa?
  s?????????????

21
????
22
CONTENTS 2.10 ???????????????????

• 2.10.1 ????, 75
• 2.10.2 ??????????????????????, 75
• 2.10.3 ???????????????, 78
• 2.10.4 ???????(ZSV)???????, 79
• 2.10.5 ZSV????????????, 79
• 2.10.6 ????????, 80
• 2.10.7 ???????, 82
• 2.10.8 ????????????????, 84

23
???????????

• ???????(ZSV)??????????????? ?????
• CEN(Comite Europeen de Normalisation)???DSR????
  ???????????0????????????? ???????????????????