0
Article Tier 2 Sign in to save

Optical characteristics and molecular transformation of polypropylene microplastic-derived dissolved organic matter driven by trichloroisocyanuric acid disinfectant

No summary available — this paper's abstract is not included in the open metadata provided by the publisher. Learn why →

Polymers

More Papers Like This

Article Tier 2

Characteristics and Molecular Signatures of Microplastic-Derived Dissolved Organic Matter

AI summary Read the abstract

A synthesis of 51 studies found that smaller microplastics, higher temperatures, UV aging, and acidic conditions all increase the amount of dissolved organic matter that microplastics leach into water, with this leaching also acidifying aquatic environments. As microplastics accumulate and weather, the chemicals they release into water may pose additional risks beyond the particles themselves.

Article Tier 2

Insights into the inhibitory effects of trichloroisocyanuric acid disinfectant on the phototransformation of polypropylene microplastics

AI summary Read the abstract

This study investigated how trichloroisocyanuric acid, a disinfectant commonly used in aquaculture, mediates the phototransformation of microplastics in natural aquatic environments. Results showed that artificially introduced chemicals can alter the rate and products of microplastic degradation under sunlight exposure.

Article Tier 2

Unveiling the optical and molecular characteristics of aging microplastics derived dissolved organic matter transformed by UV/chlor(am)ine oxidation and its potential for disinfection byproducts formation

AI summary Read the abstract

Researchers studied how UV light and common water disinfection chemicals break down microplastics in water and found that different treatment methods produce different types of dissolved organic matter from the plastic. Some treatment combinations, particularly UV with chlorine, created byproducts that could form harmful disinfection byproducts when water is later chlorinated. This is important because it means water treatment processes might unintentionally create new toxic compounds from the microplastics already present in water.

Article Tier 2

Microplastic-Derived Dissolved Organic Matter: Release Pattern, Chemical Properties, Environmental Risk, and Impact on Carbon Cycling

AI summary Read the abstract

This review examines microplastic-derived dissolved organic matter (MPs-DOM), which plastic debris releases at an estimated 23,600 tons annually into surface waters, covering its chemical properties, release patterns, and interactions with metals, microorganisms, and the carbon cycle. MPs-DOM represents a largely overlooked secondary pollution pathway through which microplastics extend their environmental impact well beyond the particles themselves.

Article

The molecular transformation of microplastic-derived dissolved organic matter regulates the bioavailability of conventional microplastic

AI summary

Researchers discovered that dissolved organic matter released from biodegrading polyethylene microplastics (MP-DOM) creates a self-inhibitory feedback loop — as aromatic compounds in MP-DOM are broken down by plastisphere bacteria, key PE-degrading microbes decline, significantly slowing further plastic degradation over time.

Research digests by email

When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.

Email me about

Share this paper