Evidence map›Paper›PMID 36837227›Full record

ArticleMaterials (Basel, Switzerland)2023

Investigation into Rheological Behavior of Warm-Mix Recycled Asphalt Binders with High Percentages of RAP Binder.

Hui Xu, Yiren Sun, Jingyun Chen, Jiyang Li, Bowen Yu, Guoqing Qiu, Yan Zhang, Bin Xu

Abstract read
In one paragraph

Article in Materials (Basel, Switzerland), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Hui XuSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.
Yiren SunSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.ORCID 0000-0003-3936-754X
Jingyun ChenSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.
Jiyang LiSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.
Bowen YuSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.
Guoqing QiuSchool of Transportation and Logistics, Dalian University of Technology, Dalian 116024, China.
Yan ZhangCity Institute, Dalian University of Technology, Dalian 116600, China.
Bin XuResearch and Development Center of Transport Industry of New Materials, Technologies Application for Highway Construction and Maintenance (Zhong Lu Gao Ke (Beijing) Road Technology Co., Ltd.), Ministry of Transport, Beijing 100088, China.

Funding

Fundamental Research Funds for the Central Universities DUT22JC22National Natural Science Foundation of China 51808098National Natural Science Foundation of China 51878122Natural Science Foundation of Liaoning Province 2022-MS-140
6 · The paper itself

Abstract

The rheological properties of warm-mix recycled asphalt binders are critical to enhancing design quality and interpreting the performance mechanisms of the corresponding mixtures. This study investigated the rheological behavior of warm-mix recycled asphalt binders with high percentages of RAP binder. The effects of two warm-mix additives [wax-based Sasobit (S) and surfactant-based Evotherm-M1 (E)], a rejuvenating aging [ZGSB (Z)], four RAP binder contents (0%, 30%, 50% and 70%), and three aging states (unaged, short-term aged and long-term aged) were evaluated in detail using the dynamic shear rheometer (DSR), bending beam rheometer (BBR) and Brookfield rotational viscometer tests as well as conventional performance tests over the whole range of temperatures. The results showed that the rejuvenating agent Z effectively alleviated the aging effect of the RAP binder; however, it could hardly eliminate entirely this negative impact, especially at higher RAP binder contents. The addition of S remarkably lowered the apparent viscosity of the warm-mix recycled binders by up to 35.0%, whereas E had little influence on the binder viscosity due to its surfactant nature. Besides, S performed much better in improving rutting resistance (with the increase of up to 411.3% in |

Indexed as

asphalt binderperformancereclaimed asphalt pavement (RAP)rheological behaviorwarm-mix asphalt (WMA)

Identifiers

PMID36837227
PMCPMC9965781

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.