The antioxidant 6-PPD has been widely used to prevent cracking and thermal oxidative
degradation and to extend the service life of tire rubber. 6-PPD quinone (6-PPDQ) is formed …

Abstract Tire wear compounds N-(1, 3-dimethylbutyl)-N′-phenyl-p-phenylenediamine
(6PPD) and its derivative 6PPD-quinone have been considered as emerging pollutants and …

p-Phenylenediamines (PPDs) are widely used as antioxidants in tire rubber, and their
derived quinone transformation products (PPD-Qs) may pose a threat to marine ecosystems …

N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine-quinone, also known as 6PPD-
quinone (6PPD-Q), was recently identified as the toxic chemical that causes acute mortality …

N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and its quinone derivative,
6PPD-quinone (6PPD-Q), have been found to be prevalent in the environment, but there are …

6-PPD quinone (6-PPDQ) can be transformed from 6-PPD through ozonation. Nevertheless,
the potential neurotoxicity of 6-PPDQ after long-term exposure and the underlying …

N-(1, 3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is a chemical added to tires
to prevent their oxidative degradation. 6PPD is highly reactive with ozone and oxygen …

The automobile tire antioxidant N-(1, 3-dimethylbutyl)-N'-phenyl-p-phenylenediamine
(6PPD) and its quinone metabolite 6PPDQ have recently received much attention for their …

Abstract N-(1, 3-dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) is a widely used
additive for protecting various rubber products, and its product of oxidation N-(1, 3 …

Urban stormwater runoff frequently contains the car tire transformation product 6PPD-
quinone, which is highly toxic to juvenile and adult coho salmon (Onchorychus kisutch) …