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3.193 Aktuelle Fachpublikationen zum Thema temperature

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Formation and reduction of 5-hydroxymethylfurfural at frying temperature in model system as a function of amino acid and sugar composition

29.03.2015 | Author(s): Parviz Kavousi , Hamed Mirhosseini , Hasanah Ghazali , Abdul Azis Ariffin, Food Chemistry, 2015

Publication date: 1 September 2015 Source:Food Chemistry, Volume 182 Author(s): Parviz Kavousi , Hamed Mirhosseini , Hasanah Ghazali , Abdul Azis Ariffin 5-Hydroxymethylfurfural (HMF) is formed during heat treatment of carbohydrate-containing foods, especially in a deep-fat frying ...

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Effect of water, metallic ions, fatty acid and temperature on oxidative stability of 1-octacosanol from sugarcane rind

29.03.2015 | Author(s): Simin Feng , Zisheng Luo , Fangfang Zeng , Songbai Liu , Zia Ullah Khan, Food Chemistry, 2015

Publication date: 1 September 2015 Source:Food Chemistry, Volume 182 Author(s): Simin Feng , Zisheng Luo , Fangfang Zeng , Songbai Liu , Zia Ullah Khan The chemical composition and selected physical parameters of crude 1-octacosanol (1-OC) extracted from sugarcane rind have been ...

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The potential use of HNO3-treated clinoptilolite in the preparation of Pt/CeO2-Clinoptilolite nanostructured catalyst used in toluene abatement from waste gas stream at low temperature

29.03.2015 | Author(s): Majid Amereh , Mohammad Haghighi , Pooya Estifaee, Arabian Journal of Chemistry, 2015

Publication date: Available online 10 March 2015 Source:Arabian Journal of Chemistry Author(s): Majid Amereh , Mohammad Haghighi , Pooya Estifaee In this paper, CeO2(30%)/Clinoptilolite was synthesized via HNO3 treatment and co-precipitation methods and then 1%Pt was dispersed over ...

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Stereoselective Synthesis of Diazapiro[5.5]undecane Derivatives via Base Promoted [5+1] Double Michael Addition of N,N-Dimethylbarbituric Acid to diaryliedene acetones

29.03.2015 | Author(s): Mohammad Shahidul Islam , Assem Barakat , Abdullah Mohammed Al-Majid , Hazem A Ghabbour , Hoong-Kun ..., Arabian Journal of Chemistry, 2015

Publication date: Available online 21 March 2015 Source:Arabian Journal of Chemistry Author(s): Mohammad Shahidul Islam , Assem Barakat , Abdullah Mohammed Al-Majid , Hazem A Ghabbour , Hoong-Kun Fun , M. Rafiq Siddiqui The nitrogen containing spiro-heterocycle is one of the ...

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Synthesis and characterization of novel fluorosilicone rubber using imide modified vinyl‐containing fluorosilicone resin as cross‐linker

28.03.2015 | Tao Xu, He Liu, Jie Song, Shibin Shang, Zhanqian Song, Kaifei Zou, Chong Yang, Journal of Polymer Science Part A: Polymer Chemistry, 2015

ABSTRACT A novel imide modified vinyl‐containing fluorosilicone resin (MP‐VFS) was firstly prepared from maleopimaric acid (MPA), and characterized by 1H NMR and 13C NMR. Containing MPA based imide heterocycle (MPABI), MP‐VFS was further used as a novel cross‐linker to prepare MPA modified ...

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Selective Catalytic Reduction Operation with Heavy Fuel Oil: NOx, NH3, and Particle Emissions

26.03.2015 | Kati Lehtoranta; Hannu Vesala; Päivi Koponen; Satu Korhonen, Environmental Science & Technology, 2015

To meet stringent NOx emission limits, selective catalytic reduction (SCR) is increasingly utilized in ships, likely also in combination with low-priced higher sulfur level fuels. In this study, the performance of SCR was studied by utilizing NOx, NH3, and particle measurements. Urea ...

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β-Cyclodextrin-Assisted Extraction of Polyphenols from Vine Shoot Cultivars

26.03.2015 | Hiba N. Rajha; Stephanie Chacar; Charbel Afif; Eugene Vorobiev; Nicolas Louka; Richard G. Maroun, Journal of Agricultural and Food Chemistry, 2015

This work optimized the β-cyclodextrin (β-CD)-assisted extraction process of polyphenols from vine shoots. The efficiency of β-CD was compared to that of ethanol in terms of the quantity and antioxidant capacity (AC) of the extracted polyphenols. Response surface methodology permitted the ...

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Thermodynamic and kinetic studies on alkoxylation of camphene over cation exchange resin catalysts

25.03.2015 | Huiqin Nie, Gaodong Yang, Ruyin Xu, Feng Zhang, Zheng Zhou, Zhibing Zhang; Huiqin Nie, Ruyin Xu, Feng Zhang, Zheng Z ..., AIChE Journal, 2015

ABSTRACT The alkoxylation of camphene with 2‐methyl‐1,3‐propanediol was studied using anhydrous macroporous and strong acid cation exchange resins as catalysts. The effects of various parameters, such as catalyst type, solvent, molar ratio of reactants, reaction temperature and reusability of ...

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Electric response in the antiferroelectric crystal of 4,4’-di-t-butyl-2,2’-bipyridyl with chloranilic acid

22.03.2015 | Author(s): M. Rok , A. Piecha-Bisiorek , P. Szklarz , G. Bator , L. Sobczyk, Chemical Physics, 2015

Publication date: Available online 19 March 2015 Source:Chemical Physics Author(s): M. Rok , A. Piecha-Bisiorek , P. Szklarz , G. Bator , L. Sobczyk The electric response was analyzed in the vicinity of the structural phase transition at 412K in the single crystals of ...

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Isolation and Characterization of Collagen from the Body Wall of Sea Cucumber Stichopus monotuberculatus

21.03.2015 | Ming Zhong, Ting Chen, Chaoqun Hu, Chunhua Ren, Journal of Food Science, 2015

Abstract To exploit a new collagen resource from the body wall of tropical sea cucumber, pepsin‐solubilized collagen of Stichopus monotuberculatus (PSC‐Sm) was isolated and characterized with UV‐vis spectra, sodium dodecyl sulfate‐polyacrylamide gel electrophoresis (SDS‐PAGE), amino acid ...

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