rubber antioxidant 4010na(ippd) prospector by ul
- Classification:Chemical Auxiliary Agent
- Purity:95.9%
- Type:Rubber antioxidant
- Appearance:Purple brown to dark brown granules or flakes
- Place of Origin:Henan, China
- Application:Rubber Industry
- Production Capacity:100 Metric Ton/Metric Tons per Month
- Package:25kg plastic woven bag
rubber antioxidants and their transformation products mdpi,antioxidants are prevalently used during rubber production to improve rubber performance, delay aging, and extend service life. however, recent studies have revealed that their transformation products (tps) could adversely affect environmental organisms and even lead to environmental events, which led to great public concern about environmental occurrence and potential impacts of rubber.
application: used in pneumatic tire components, solid tires, belts, hoses, cables, automotive mounts,.you can purchase rubber antioxidant 4010na(ippd) from 1 distributors or manufacturers. register or sign in for more information. compare typical.
rubber antioxidants crossland chemicals
cas no. 26780-96-1 performance: tmq is a general quinoline antioxidant with excellent heat and oxidative aging resistance performance in the rubber industry. it has strong heat, oxidation and aging resistance performance. tmq has low volatility and low
transformation products of tire rubber antioxidant 6ppd in,6ppd, a tire rubber antioxidant, poses substantial ecological risks because it can form a highly toxic quinone transformation product (tp), 6ppd-quinone (6ppdq), during exposure to gas-phase ozone. important data gaps exist regarding the structures, reaction mechanisms, and environmental occurrence of tps from 6ppd ozonation. to address these data gaps, gas-phase ozonation of 6ppd was.
environmental fate of tire-rubber related pollutants 6ppd and 6ppd-q: a
abstract. to enhance tire durability, the antioxidant n- (1,3-dimethylbutyl)-n′-phenyl-p-phenylenediamine (6ppd) is used in rubber, but it converts into the toxic 6ppd quinone (6ppd-q) when exposed to oxidants like ozone (o 3), causing ecological concerns. this review synthesizes the existing data to assess the transformation, bioavailability.
ippd(4010na) rubber antioxidant, rubber antioxidant 4010na price,properties: a high activity antioxidant for matural and synthetic rubber provides powerful antiozonant and antioxidant properties with excellent high temperature, fatigue and flex resistance to rubber compounds. while used primarily for ozone resistance, it is a more.
environmental chemical rubber antioxidants
2.1. amine antioxidants amine antioxidant is the most common rubber antioxidant, which was produced as early as the 1970s and widely used in the rubber industry. typical amine antioxidants include diaryl-secondary amine, acetone-amine condensation product, p-phenylenediamine, and aldehyde-amine condensation product antioxidants [].
beyond substituted p-phenylenediamine antioxidants: prevalence of,substituted para-phenylenediamine (ppd) antioxidants have been extensively used to retard oxidative degradation of tire rubber and were found to pervade multiple environmental compartments. however, there is a paucity of research on the environmental occurrences of their transformation products. in this study, we revealed the co-occurrence of six ppd-derived quinones (ppd-qs) along with eight.
the effect of antioxidant concentration of n-isopropyl-n-phenyl-p
gsi fun group analysis rubber-antioxidant compound ippd / tmq with ftir spectrophotometer shows some typical infrared absorption peak at the wave number (1 / λ) 833-895 cm-1 for cluster / ch bonds, 1,313 cm-1 for group / single bond si-o, 1368 cm-1 to g.
recent progress in the rubber antioxidants price,in this review, we summarized the recent advances in rubber antioxidants over the last 10 years and offered some perspectives to outline the challenges and future research directions for the rubber antioxidants. 2. brief introduction of the oxidation process and oxidation mechanism of the rubbers.
- Can a rubber antioxidant enter the environment with tire-wear particles (Twps)?
- Recently, it was reported that the rubber antioxidant N - (1,3-dimethylbutyl)- N′ -phenyl- p -phenylenediamine (6PPD or antioxidant 4020), a typical tire rubber antioxidant, could enter the surrounding environment together with tire-wear particles (TWPs) [7, 8].
- Can 6PPD be removed from end-of-life tires?
- We introduce a decontamination strategy that removes 6PPD from end-of-life tires before it enters the broader ecosystem. We demonstrate the catalytic upgrade of 6PPD to safe chemicals and the valorization of crumb rubber to aromatics and carbon black using microwave-assisted pyrolysis. You have full access to this article via your institution.
- Are rubber antioxidants toxic?
- (2) The toxic effects of rubber antioxidants and their TPs may be evaluated via computational toxicology combined with traditional toxicological methods, including studies of short-term and sub-lethal exposure effects, the potential for mortality, mechanism of effect, and interaction with environmental variables.
- What are the different types of antioxidants in rubber?
- Chemical antioxidants are generally classified as amine, phenolic, heterocyclic, phosphite, and nickel salts (nickel dibutyl dithiocarbamate (NBC)) antioxidants according to their chemical structure (Figure 1). During the rubber production, various antioxidants are often used as a mixture to improve performance and ensure an antiaging effect.
