Evidence map›Paper›PMID 37242847›Full record

ArticlePolymers2023

Study on the Low-Temperature Pre-Desulfurization of Crumb Rubber-Modified Asphalt.

Shibo Zhang, Yang Yang, Rongxin Guo, Yong Yan, Haiyang Huan, Bangwei Wan

Abstract read
In one paragraph

Article in Polymers, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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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

6 authors.

Shibo ZhangYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.
Yang YangYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.
Rongxin GuoYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.ORCID 0000-0002-2290-4911
Yong YanYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.ORCID 0000-0002-7571-7319
Haiyang HuanYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.
Bangwei WanYunnan Key Laboratory of Disaster Reduction in Civil Engineering, Kunming 650500, China.

Funding

Major Science and Technology Special Project of Yunnan Provincial Department of Science and Technology - "Research and Development of Key Technologies for Scale-up Application of Bulk Solid Waste and Engineering Demonstration" 202102AG050043
6 · The paper itself

Abstract

Waste tires can be ground as crumb rubber (CR) and incorporated into asphalt pavement for efficient resource utilization. However, due to its thermodynamic incompatibility with asphalt, CR cannot be uniformly dispersed in the asphalt mix. In order to address this issue, pretreating the CR with desulfurization is a common way to restore some of the properties of natural rubber. The main technique of desulfurization and degradation is dynamic desulfurization, requiring a high temperature that may lead to asphalt fires, aging, and the volatilization of light substances, generating toxic gases and resulting in environmental pollution. Therefore, a green and low-temperature controlled desulfurization technology is proposed in this study to exploit the maximum potential of CR desulfurization and obtain high-solubility "liquid waste rubber" (LWR) close to the ultimate regeneration level. In this work, LWR-modified asphalt (LRMA) with superior low-temperature performance and processability, stable storage, and less susceptibility to segregation was developed. Nevertheless, its rutting and deformation resistance deteriorated at high temperatures. The results showed that the proposed CR-desulfurization technology could produce LWR with 76.9% solubility at a low temperature of 160 °C, which is close to or even better than the finished products produced at the preparation temperature of TB technology, i.e., 220-280 °C.

Indexed as

asphalt mixture propertiesdesulfurization mechanismhigh-solubility rubberlow-temperature desulfurizationpreparation process

Identifiers

PMID37242847
PMCPMC10222740

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Registered trials

None linked

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.