Single- and bi-solute sorption of organic compounds [1,3-dichlorbenzene (dcb), 1,3-dinitrobenzene (dnb) and 2,4-dichlorophenol (dcp)] on ground tire rubber and its. Sorption of ethylbenzene, toluene and xylene onto crumb rubber from aqueous solutions l alamo-nole, f roman and o perales-perez department of chemistry, university of puerto rico, mayagüez, [email protected] Sorption data involving low molar mass pdms liquids and pdms rubbers was used to obtain solubility and diffusivity data the crosslink densities were determined from equilibrium swelling data using the flory-rehner equation and the average molar mass of the chain segments between crosslinks varied between 8000 and 16,000 g/mol. The sorption rate curves for the extracted and the unextracted diffusion and sorption of 1,4-dioxane into polychloroprene elastomers and rubber.
The various investigators in the field of sorption of water by rubber have not reported their findings in a manner which will permit of rubber division home. The rubber composites are made of synthetic and natural rubber and reinforcing materials that include carbon black   , which may be a key component for the sorption of aromatic compounds biochar is a carbonaceous material produced from feedstock pyrolysis in low oxygen environments. Clemson university tigerprints all theses theses 8-2008 crumb rubber as a sorption medium for ethylbenzene in aqueous solution carmen grayson clemson university, [email protected] Sorption characteristics of dynamically vulcanized polypropylene/epoxidized natural rubber blends filled with carbonized dika nutshell (irvialgia gabonensis. Sorption and desorption behaviour of rubber granules to remove 2,4-d and atrazine from water environment including the procedure for disposal of exhausted sorbent. Chapter iv sorption and diffusion of aliphatic hydrocarbons l nto crosslinked natural rubber results of this.
Read sorption of apolar and polar organic contaminants by waste tire rubber and its chars in single- and bi-solute systems, environmental pollution on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. 760 journal of the american pharmaceutical association vol xlv, no 11 force of sorption, the water tending to enter the rubber to equalize the vapor pressures within and. Batch sorption tests were conducted to investigate the sorption capacity of organic compounds by ground tire and to assess the effects of the presence of other organic compounds, ionic strength, ph, ground tire particle size, and temperature on sorption none of the factors were significant under the conditions tested.
Since sorption is one of the best methods for removal of organic materials in this paper, an attempt has been taken to evaluate the effectiveness of the tire rubber granules in removing the 2,4-d and atrazine from aqueous solution xing et al (1996) reported that rubbery polymer showed linear single solute isotherm for pesticides. The present study investigated the ability of rubber seed shell (rss) to abstract methylene blue (mb) from aqueous solution the process of sorption of methylene blue from solution was analysed using 5 different isotherm models (langmuir, freundlich, temkin, harkins–jura, and halsey isotherm equations.
The sorption kinetics of crude oil by rubber particles is essentially based on the rate of the sorption system it is quite obvious that for the crude oil sorption system the driving force is the concentration gradient of oil in the bulk solution and in the rubber particles. The purpose of the current study is to examine the ability of ground rubber to sorb benzene and o-xylene from water contained with aromatic hydrocarbons the study consisted of running both batch and packed bed column tests to determine the sorption capacity, the required sorption equilibration time. The polymeric sorbent is produced on the basis of phosphochlorinated synthetic butadiene rubber sbr via sorption from the phosphochlorinated polymeric. This research study included an analysis of the sorption properties of crumb rubber derived from scrap tires.
The sorption kinetics of trypsin on medical polysiloxane rubber and polysiloxane rubber modified with graphite was studied the effect of the nonuniformity and hydrophilicity of the rubber surface on the trypsin immobilization rate was analyzed. Sorption of ethylene oxide by medical polymers t v likhtman, n i rubber) are very sorption of ethylene oxide by medical polymers. Sorption and desorption of toluene, m-xylene, p-cresol and water by natural rubber chips panu danwanichakul1, savalee jaroenkarn2, pore.
Sorption of organic compounds in the aqueous phase onto tire rubber by jae y kim,t student member, asce, jae k park/ and thncer b edil/ member, asce abstra~t: batch sorption tests were conducted to investigate the sorption capacity oforganic compounds by. Lehigh university lehigh preserve theses and dissertations 1998 sorption of trichloroethylene from an aqueous matrix by ground tire rubber jason p beary. The results stated that the enthalpy and entropy of heat sorption was power function and polynomial function of moisture content respectively these two parameters of ads rubber can be used for prediction suitable storage condition and drying condition for ads rubber drying in the near future work. Thus it implies that there are other factors dominating the sorption of dcb on tire rubber and its chars rubber polymer is an excellent absorption matrix for organics, for.