antioxidant 4020 (6ppd) chemical supplier
- Classification:Chemical Auxiliary Agent
- Purity:98.9%
- Type:Antioxidant
- Appearance:Dark brown to dark violet pastilles
- Place of Origin:Henan, China
- Application:Rubber Industry
- Storage:Store in a Cool, Dry Place
- Package:Ply Kraft Paper Bag
6ppd chemical active antioxidant,6ppd is a common rubber antiozonant found in vehicle tires. it is mobile within the rubber and slowly migrates to the surface via blooming. on the surface it forms a "scavenger-protective film" that reacts with the ozone more quickly than the ozone can react with the rubber. this process forms aminoxyl radicals and was first thought.
cas number 793-24-8. antioxidant 4020 (6ppd) product name: 6ppd product form: granular or flake chemical name: n-1,3-dimethylbutyl-n’-phenyl-p-phenylenediamine
china rubber antioxidant 6ppd(4020) manufacturer, suppliers
as a professional china rubber antioxidant 6ppd(4020) manufacturer and suppliers, we supply rubber chemical, rubber additive as well as prepared rubber products with good price. this product is combustible, when storing and transporting, always pay attention to fireproof and dampproof.
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.
screening p-phenylenediamine antioxidants, their
recently, roadway releases of n,n′-substituted p-phenylenediamine (ppd) antioxidants and their transformation products (tps) received significant attention due to the highly toxic 6ppd-quinone. however, the occurrence of ppds and tps in recycled tire rubber products remains uncharacterized. here, we analyzed tire wear particles (twps), recycled rubber doormats, and turf-field crumb rubbers.
6ppd wellt,as we advance into 2024, the role of antioxidants in rubber manufacturing remains crucial. one such critical antioxidant is n-(1,3-dimethylbutyl)-n'-phenyl-p-phenylenediamine (6ppd). this article provides a comprehensive overview of 6ppd, comparing it with other rubber antioxidant types and discussing their applications in various industries.
antioxidant for chemical 6ppd antioxidant
find specific processing information for antioxidant as well as general information for the additive -- antioxidant / heat stabilizer generic family. register or sign in for more information. where to buy. you can purchase antioxidant 4020 (6ppd) from 1 distributors or manufacturers.
first insights into 6ppd-quinone formation from 6ppd,n-(1,3-dimethylbutyl)-n′-phenyl-1,4-phenylenediamine (6ppd) is one of the most widely produced and used ppd antioxidants, accounting for more than 50% of the total ppds antioxidants globally [8]. for example, the annual yield of 6ppd was about 0.2 million tons, accounting for 54.0% of all types of rubber antioxidants in china in 2020 [9] .
china rubber antioxidant 6ppd manufacturers and suppliers
our rubber antioxidant 6ppd is a highly efficient and versatile additive that enhances the durability, strength, and resistance of rubber products. it effectively protects rubber from oxidation, heat, and other deteriorating factors, extending its lifespan and ensuring superior performance even in harsh conditions.
environmental rubber antioxidant 6ppd and,in another study, a primary molar yield (per mole 6ppd consumed) of approximately 9.7 % was observed for 6ppd-q formation from pure 6ppd and about 0.95 % from 6ppd within tire wear particles, suggesting that a substantial mass fraction of 6ppd will ultimately react to form 6ppd-q (hu et al., 2022). additionally, trwps serve as another.
- Does 6PPD ozonation pose environmental risks?
- 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.
- Why is 6ppd-q important?
- 6PPD-Q in human samples highlight the need for further research on public health. 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.
- Are there alternatives to 6PPD as a rubber antioxidant?
- Nevertheless, conclusive studies identifying superior alternatives to 6PPD as a rubber antioxidant remain scarce in the current literature. Urbanization has resulted in an increase in surface runoff, a phenomenon that plays a pivotal role in the transportation of chemicals originating from tire wear into aquatic environments.
- What is 6PPD used for?
- 6PPD is an organic chemical widely used as stabilising additive (or antidegradant) in rubbers, such as NR, SBR and BR; all of which are common in vehicle tires. [ 1 ] Although it is an effective antioxidant it is primarily used because of its excellent antiozonant performance. It is one of several antiozonants based around p -phenylenediamine.
