نتایج جستجو برای: Terephthalic Acid

تعداد نتایج: 747470  

2013
Yao - Qun Sun Jie Zhang

Terephthalic acid is an important industrial chemical but its production typically generates 3–10 tons of wastewater, which is a significant source of pollution. Although recent research has shown that terephthalic acid can be degraded by physical and chemical methods, these methods are complex and expensive. Microbial degradation of terephthalic acid is a popular alternative because it is envi...

Journal: :Journal of AOAC International 2001
R Batlle C Sánchez C Nerín

A method is presented for the determination of 2 major plastic monomers, terephthalic acid and vinyl acetate, which are widely used to manufacture plastics that come in contact with foods. The analytes are extracted from aqueous solution by using solid-phase microextraction, followed by quantitation by liquid chromatography (LC) with UV detection. Multivariate optimization was applied and is de...

2010
Po-Wen Cheng Chi-Feng Cheng Yeh Chun-Ting Chia-Her Lin

The title compound, C(8)H(6)O(6)·2H(2)O, was obtained by accident within a project on the synthesis of metal-organic coordination polymers by the reaction of LiOH with 2,5-dihy-droxy-terephthalic acid under solvothermal conditions. The asymmetric unit consists of half a 2,5-dihy-droxy-terephthalic acid mol-ecule located on a centre of inversion and one solvent water mol-ecule that occupies a ge...

Elmira Ghamari Lida Sarchami Mir Mohammad Alavi Nikje Seyedeh Leila Rahmani Andabil

In this research, the chemical recycling of terephthalic acid from PET waste by using nano Fe3O4@Py-APTS as solid support was reported. The performance of organically modified nano magnetic was examined in detail and the results were compared with unsupported reactions as the model. By using the solid support, the required time for complete glycolysis, consumption of solvent and catalyst, decre...

Journal: :Journal of Synthetic Organic Chemistry, Japan 1984

Journal: :The Journal of the Society of Chemical Industry, Japan 1960

Journal: :Chemical and Pharmaceutical Bulletin 1968

Journal: :analytical and bioanalytical chemistry research 0
kassim badmus environmental and nano science research, chemistry department, university of the western cape, cape town, south africa jimoh tijani environmental and nano science research, chemistry department, university of the western cape, cape town, south africa chuks paul eze chemistry department cape peninsula university of technology ojo fatoba environmental and nano science research, chemistry department, university of the western cape, cape town, south africa leslie f. petrik environmental and nano science research, chemistry department, university of the western cape, cape town, south africa

the hydroxyl radical (oh•) is a powerful oxidant produced as a consequence of cavitation in water. it can react nonspecifically in breaking down persistent organic pollutants in water into their mineral form. it can also recombine to form hydrogen peroxide which is very useful in water treatment. in this study, terephthalic acid (ta) and potassium iodide dosimetry were used to quantify and inve...

Journal: :Nihon Chikusan Gakkaiho 1966

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