Zobrazeno 1 - 10
of 127
pro vyhledávání: '"Mir Hamid Reza Ghoreishy"'
Publikováno v:
Polymer Testing, Vol 137, Iss , Pp 108522- (2024)
This research is devoted to developing a finite element model using Abaqus code for the computer simulation of an in-house developed and manufactured rubber bearing subjected to static vertical and cyclic horizontal loads. A high-damping rubber compo
Externí odkaz:
https://doaj.org/article/4d71669548994ac0b09ff8a0c1aa0d4d
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 36, Iss 2, Pp 177-189 (2023)
Hypothesis: In elastomeric composites, interfacial phenomena such as the effect of reinforcing filler on molecular dynamics of the rubber chain in the interphase and the way of rubber-filler interaction are the source of strain energy change or visco
Externí odkaz:
https://doaj.org/article/bb6136c439ed400cb1e67ee51ad5565b
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 35, Iss 6, Pp 555-564 (2023)
Hypothesis: Determination of the parameters of the material models for rubber compounds is usually carried out under simple modes such as uniaxial tension. These models are typically consisted of hyper-viscoelastic and stress-softening equations. How
Externí odkaz:
https://doaj.org/article/e45cce9fd279493c852f8d5bfb8bdcfd
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 35, Iss 1, Pp 69-82 (2022)
Hypothesis: The aim of this study was to propose a modified model for the prediction of a stress softening behavior (Mullins effect) in carbon black filled rubber compounds. A new equation was suggested for the calculation of the damage variable in t
Externí odkaz:
https://doaj.org/article/d274d936554546e295040c5899059ae6
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 33, Iss 4, Pp 339-350 (2020)
Hypothesis: A three-component material model based on the combination of three hyper-viscoelastic equations,eight-chain constitutive equation, Bergstrom-Boyce relation and Ogden-Roxburgh stress softening model (Mullins effect) was selected to study t
Externí odkaz:
https://doaj.org/article/fa1672974b084f84915edd47d489e561
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 33, Iss 2, Pp 159-172 (2020)
Hypothesis: Polyamide 6 (PA6)/nitrile butadiene rubber (NBR) thermoplastic elastomer reinforced by nanoparticles has several applications in various industries. The addition of nanoparticles to thermoplastic elastomers will affect the tensile strengt
Externí odkaz:
https://doaj.org/article/4a65ac3994fe49dcb6a24b7785ce2c0c
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 32, Iss 1, Pp 65-78 (2019)
Hypothesis: Reduction of rolling resistance in tyres plays a crucial role in reducing global warming and CO2 emissions. Consequently, the prediction of energy dissipation in tyre tread compounds has received increasing interest from tyre manufacturer
Externí odkaz:
https://doaj.org/article/074205365fd841b2868a4dec4aab318f
Publikováno v:
Polymer Testing, Vol 93, Iss , Pp 106989- (2021)
The reclaiming process of ethylene-propylene-diene monomer (EPDM) using a twin-screw extruder was studied and the effect of reclaiming conditions including screw speed (40, 80 and 120 rpm) and reclaiming agent content (0, 1.5 and 3 phr) at 280 °C (b
Externí odkaz:
https://doaj.org/article/b1b3e227948744fc9e57200fcdd4fc32
Publikováno v:
Polymers, Vol 14, Iss 7, p 1463 (2022)
In this study, the effects of NBR polarity and organoclay addition on the curing, rheological, mechanical, and thermal properties of an NBR/phenolic resin blend were investigated. The samples were prepared using a two-roll mill. The results showed th
Externí odkaz:
https://doaj.org/article/5fad4b6504c84d54a955c10d8f60297b
Publikováno v:
علوم و تکنولوژی پلیمر, Vol 31, Iss 4, Pp 345-357 (2018)
Hypothesis: Short fibers can be incorporated directly into the rubber compound along with other nanoparticles. The state of filler dispersion and orientation in the matrix, their size and aspect ratio as well as the interactions with the rubber chain
Externí odkaz:
https://doaj.org/article/84c56faccf6144c7912528921b8be4b3