Zobrazeno 1 - 10
of 71
pro vyhledávání: '"FARSHID ZIAEE"'
Autor:
Mohammad Jozaghkar, Farshid Ziaee
Publikováno v:
Polyolefins Journal, Vol 11, Iss 2, Pp 95-101 (2024)
Innovative strides in polymer synthesis have led to the successful living anionic polymerization of styrene-olefin triblock copolymers, yielding varying molecular weights and a remarkably narrow dispersity (Đ) in cyclohexane solvent at 45°C, initia
Externí odkaz:
https://doaj.org/article/a3884334a30d434ba051f8af4151e3cf
Publikováno v:
Polyolefins Journal, Vol 10, Iss 3, Pp 169-175 (2023)
In this particular study, shear stability, pour point temperature and cold cranking simulation viscosity of different poly (alkyl methacrylate) homopolymers were investigated. The successful synthesis of the homopolymers was verified using FTIR and 1
Externí odkaz:
https://doaj.org/article/6cd9759f418144c8aa9f245dbcc54e5e
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 35, Iss 4, Pp 393-404 (2022)
Hypothesis: In the synthesis of vinyl polymers, one of the important parameters that play a significant role in the physical-mechanical properties is the tacticity of monomers within the polymer chain. Polymethyl methacrylate is considered one of the
Externí odkaz:
https://doaj.org/article/0114133984a1458aa8239278a71a4074
Publikováno v:
Polyolefins Journal, Vol 9, Iss 2, Pp 85-91 (2022)
This study was designed to investigate the effect of molar ratio of 1-octene and type as well as concentration of Lewis acids on the free radical copolymerization of butyl methacrylate (BMA) with 1-octene. The synthesized copolymers have been substan
Externí odkaz:
https://doaj.org/article/8065bda4f4fd4156996035d520ed5dea
Autor:
Mohammad Reza Jozaghkar, farshid ziaee, Hamid Reza Heyran Ardakani, Samaneh Ashenagar, Mehrdad Jalilian
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 32, Iss 3, Pp 225-238 (2019)
Hypothesis: Methyl styrene monomer is a styrene derivative, created by the methyl group(s) substituted on the benzene ring. Polymethyl styrene has similar properties as with polystyrene (PS) but a lower density and higher glass transition than PS. Th
Externí odkaz:
https://doaj.org/article/5db49c358e0c49279cc8d45ca43fac35
Autor:
Seyed mehrdad Jalilian, Farshid Ziaee
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 32, Iss 2, Pp 123-134 (2019)
Hypothesis: A wide range of additives can be utilized to create desirable properties in lubricants. Polymers, as viscosity index improvers, are important additives in oils to improve their viscosity at different temperatures. Polymethacrylic esters d
Externí odkaz:
https://doaj.org/article/95b6573947594e43beee76903626d445
Autor:
Mohammad Reza Jozaghkar, Farshid Ziaee, Mohammad Reza Afkhami Aqda, Nakisa Yaghobi, Seyed Mehrdad Jalilian
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 32, Iss 2, Pp 171-181 (2019)
Hypothesis: Dispersion polymerization has proven to be a useful technique for preparing uniform polymer particles in the micrometer size range. The polymer synthesized with this method can be utilized in various applications. The knowledge of the eff
Externí odkaz:
https://doaj.org/article/e2c3bd0ac97a4ff4b4adb7a2ae61d1ce
Autor:
Samaneh Ashenagar, Farshid Ziaee, Seyed Mehrdad Jalilian, Iman Shabani, Shahram Medipour-Ataei, Foroud Abbassi-Sourki
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 30, Iss 1, Pp 31-42 (2017)
The physical, chemical and mechanical properties of polymer systems depend on the micro-structural characteristics of their macromolecular chains. Along with the most characteristic kinetic parameters in copolymerization reactions are the reactivity
Externí odkaz:
https://doaj.org/article/022f356ffd2048f089f4137cd794bb0e
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 29, Iss 6, Pp 571-582 (2017)
This study focuses on the online morphology development of a typical immiscible polymer blend subjected to a shear flow field in the presence of the high percentage of an interfacial modifier. The blend components were fluid at room temperature. To f
Externí odkaz:
https://doaj.org/article/958f6d8a3fd948c0913d512138127667
Autor:
Seyed Mehrdad Jalilian, Farshid Ziaee
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 24, Iss 3, Pp 205-214 (2013)
A mixture of sodium lauryl sulfate (SLS) as ionic emulsifer and stearyl alcohol as non-ionic emulsifer was employed in a vinyl chloride emulsion polymerization reaction to study the infuence of various interactive parameters involved in the reaction
Externí odkaz:
https://doaj.org/article/ade1aed006204784b984c29797f03416