نتایج جستجو برای: flame retardants

تعداد نتایج: 16111  

2017
Kai Liu Wei Liu Yongcai Qiu Biao Kong Yongming Sun Zheng Chen Denys Zhuo Dingchang Lin Yi Cui

Although the energy densities of batteries continue to increase, safety problems (for example, fires and explosions) associated with the use of highly flammable liquid organic electrolytes remain a big issue, significantly hindering further practical applications of the next generation of high-energy batteries. We have fabricated a novel "smart" nonwoven electrospun separator with thermal-trigg...

Journal: :The Analyst 2011
Peng Zhao Guangming Cao Lifen Zhou Qian Liu Manli Guo Yan Huang Qingyun Cai Shouzhuo Yao

Tris(2,3-dibromopropyl) isocyanurate (TBC) is a heterocyclic hexabrominated flame retardant, which cannot be degraded even over a long time and may be a potential environmental pollutant. In this paper, TBC is for the first time as far as we know determined by silver nitrate-enhanced electrochemiluminescence (ECL) using a gold nanoparticles (AuNPs)-modified gold electrode. In our experiments, T...

2014
Sébastien Sauvé Mélanie Desrosiers

A review is presented of how one defines emerging contaminants and what can be included in that group of contaminants which is preferably termed "contaminants of emerging concern". An historical perspective is given on the evolution of the issues surrounding emerging contaminants and how environmental scientists have tackled this issue. This begins with global lead contamination from the Romans...

Journal: :Chemosphere 2004
Mikael Remberger John Sternbeck Anna Palm Lennart Kaj Katarina Strömberg Eva Brorström-Lundén

The brominated flame retardant hexabromocyclododecane (HBCD) is extensively used in Europe, but data on the environmental concentrations of this chemical are scarce. A first screening has been performed concerning the environmental occurrence of HBCD in Sweden, a country where the chemical is not produced and the current industrial use is very limited. Possible emission sources were identified ...

2013
Cong-Cong ZHANG Fu-Shen ZHANG

E-waste contains high amount of brominated flame retardants (BFRs) which are toxic, bioaccumulative and recalcitrant. In the present study, an effective and environmental-friendly process using solvothermal treatment to extract tetrabromobisphenol A (TBBPA), a typical BFR from waste computer housing plastic was developed. After the solvothermal process, TBBPA were transferred into a special sol...

2017
Wenbo Zeng Shaopeng Wu Ling Pang Yihan Sun Zongwu Chen

In the advanced research fields of solar cell and energy storing materials, graphene and graphene oxide (GO) are two of the most promising materials due to their high specific surface area, and excellent electrical and physical properties. However, they was seldom studied in the traditional materials because of their high cost. Nowadays, graphene and GO are much cheaper than before with the dev...

Journal: :Journal of occupational health 2004
Lin Fritschi Ramzan Lakhani Louise Nadon

The textile manufacturing industry consists of a wide range of occupations including spinning, weaving, knitting, dyeing and finishing of natural and synthetic fibres to produce fabrics, yarns and carpets. The range of exposures in the industry includes textile related dusts, chemicals used in making synthetic textiles, sizing agents, oil mist, dyes, solvents, crease-resistance agents, flame re...

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