Results 11 to 20 of about 920 (179)

Environmental profiles, hazard identification, and toxicological hallmarks of emerging tire rubber-related contaminants 6PPD and 6PPD-quinone

Environment International
N-(1,3-dimethylbutyl)-N'-phenyl-p-phenylenediamine (6PPD) is commonly used in rubber compounds as antioxidants to protect against degradation from heat, oxygen, and ozone exposure.
Yang Jiang, Chunzhi Wang, Ling Ma, Tiantian Gao, Yán Wāng   +4 more
doaj   +4 more sources

Environmental Occurrence, Influencing Factors, and Toxic Effects of 6PPD-Q [PDF]

Toxics
The antioxidant N-(1,3-dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is widely incorporated into tires to extend their service life. However, in the presence of ozone, it is readily transformed into N-(1,3-dimethylbutyl)-N′-phenyl-p-benzoquinone ...
Tengwen Yin, Ying Liang, Yanju Liu, Jia Liu, Xuedong Wang   +4 more
doaj   +3 more sources

6PPD and 6PPD-Quinone in the Urban Environment: Assessing Exposure Pathways and Human Health Risks

Urban Science
In recent years, tires have become a prominent concern for researchers and environmentalists in regard to their potential threat of tire-derived pollutants (TDPs) to human health. Among these pollutants, N-(1,3-dimethylbutyl)-N′-phenyl-p-phenylenediamine
Stanley Chukwuemeka Ihenetu, Qiao Xu, Li Fang, Muhamed Azeem, Gang Li, Christian Ebere Enyoh   +5 more
doaj   +3 more sources

A Review of N-(1,3-Dimethylbutyl)-N′-phenyl-p-Phenylenediamine (6PPD) and Its Derivative 6PPD-Quinone in the Environment

Toxics
As an antioxidant and antiozonant, N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is predominantly used in the rubber industry to prevent degradation.
Yi Li, Jingjing Zeng, Yongjin Liang, Yanlong Zhao, Shujun Zhang, Zhongyan Chen, Jiawen Zhang, Xingze Shen, Jiabin Wang, Ying Zhang, Yuxin Sun   +10 more
doaj   +2 more sources

Unraveling the fate of 6PPD-Q in aquatic environment: Insights into formation, dissipation, and transformation under natural conditions

Environment International
The widespread occurrence of N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine-quinone (6PPD-Q) in aquatic environments and its hazards to aquatic species underscore the necessity of comprehending its environmental fate.
Xiaopeng Yan, Jin Xiao, Claude Kiki, Yuanyuan Zhang, Habasi Patrick Manzi, Guangpu Zhao, ShengDa Wang, Qian Sun   +7 more
exaly   +3 more sources

Pilotstudie av analys av 6PPD och 6PPD-quinone i avloppsvatten

, 2023
Pilotstudie av analys av däckadditivet 6PPD och dess omvandlingsprodukt 6PPD-quinone (6PPDQ) i utgående vatten från de nio reningsverk som ingår i den årliga miljöövervakningen i avloppsreningsverk samt dagvattenprover före/efter rening vid två tillfällen (4 prover). Totalt analyserades 13 prover. Dessa ämnen är av intresse eftersom 6PPDQ har visat sig
Haglund, Peter
core   +4 more sources

6PPD-quinone exposure and Alzheimer’s disease: insights from integrative network pharmacology, transcriptomics, machine learning, and molecular docking [PDF]

Open Medicine
To systematically investigate the molecular associations between 6PPD-quinone (6PPD-Q), an environmental transformation product of the tire antioxidant 6PPD, and Alzheimer’s disease (AD) pathogenesis.
Zhang Chun, Zhang Jingqi
doaj   +2 more sources

Adverse effects of 6PPD-quinone bioaccumulation at environmentally relevant concentrations on Cyprinus carpio growth and development [PDF]

Scientific Reports
With industrial advancements, the development and use of various additive substances have increased, leading to their potential release into the environment during use and disposal. As a primary tyre additive, the rubber additive, N1-(4-methylpentan-2-yl)
Yooeun Chae, Young-Sang Kwon, Shinwoong Kim, Kanghee Kim, Yeong-Jin Kim, Jong-Su Seo, Sooyeon Kim, Chang-Beom Park   +7 more
doaj   +2 more sources

Effects of 6PPD-Quinone on Human Liver Cell Lines as Revealed with Cell Viability Assay and Metabolomics Analysis

Toxics
N-(1,3-Dimethyl butyl)-N′-phenyl-phenylenediamine-quinone (6PPD-Q) is a derivative of the widely used rubber tire antioxidant 6PPD, which was first found to be acutely toxic to coho salmon. Subsequent studies showed that 6PPD-Q had species-specific acute
Yunqing Qi, Aiqing Qiu, Xinyue Wei, Yiting Huang, Qing Huang, Wei Huang   +5 more
doaj   +2 more sources

What research exists on the presence of 6PPD-Q in different environmental media? A systematic map protocol [PDF]

Environmental Evidence
Background Automobiles are ubiquitous in the modern world, and chemicals leaching from car tires and from the tire wear particles produced during driving can be toxic to the environment, particularly in aquatic ecosystems.
Sultan Aljohani, Mary Engels, Kenneth E. Wallen   +2 more
doaj   +2 more sources