Results 11 to 20 of about 22,143 (295)

On the Mechanism of Physical Effects of Reinforcing Fillers in the Vulcanization Kinetics of Styrene-Butadiene-Rubber [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2018
Hypothesis: It is demonstrated that silica and carbon black have inhibiting effect by the former and accelerating effect by the latter in the kinetics of sulfur vulcanization of rubber.
Seyed Mostafa Hosseini   +1 more
doaj   +1 more source

DESIGN AND PRODUCTION OF LEAD RUBBER BEARINGS FOR EARTHQUAKE ABSORBERS [PDF]

open access: yesEngineering Heritage Journal, 2023
Lead Rubber Bearing (LRB) is a passive type of base isolation that can be used as a damper for earthquake vibrations on bridges and buildings. The components that make up the LRB are several layers of rubber laminated to steel plates to increase vertical
Gambiro   +7 more
doaj   +1 more source

Density-correlator signatures of the vulcanization transition [PDF]

open access: yes, 1969
Certain density correlators, measurable via various experimental techniques, are studied in the context of the vulcanization transition. It is shown that these correlators contain essential information about both the vulcanization transition and the ...
Società Italiana Di Fisica   +2 more
core   +4 more sources

In-situ FTIR investigation of isomerisation of cis-butadiene rubber during the vulcanization

open access: yesJournal of Materials Research and Technology, 2023
The physical properties of cis-butadiene rubber (BR) have been shown to be critically dependent on its stereoregularity. In this work, the evolution process and influencing factors of cis-trans isomerisation of BR based on the conventional formulation ...
Jiwen Liu   +6 more
doaj   +1 more source

On the relevance of percolation theory to the vulcanization transition [PDF]

open access: yes, 2001
The relationship between vulcanization and percolation is explored from the perspective of renormalized local field theory. We show rigorously that the vulcanization and percolation correlation functions are governed by the same Gell--Mann-Low ...
A. B. Harris   +27 more
core   +1 more source

"Vulcanization kinetics and properties of ethylene-propylene-diene monomer /ethylene-propylene rubber blends "

open access: yesHecheng xiangjiao gongye, 2023
Isayev model and Piloyan model were used to fit the vulcanization kinetics parameters and reaction activation energy of ethylene-propylene-diene monomer (EPDM) /ethylene-propylene rubber (EPR) blends with different mass ratios of EPDM to EPR.
ZHANG Wei-jian1, LIU Xu2, GAO Zhen-liang1, LIU Li1, ZHANG Bao-gang1
doaj   +1 more source

A new method to predict optimum cure time of rubber compound using dynamic mechanical analysis [PDF]

open access: yes, 2013
The degree of vulcanization of a rubber compound has a big influence on the properties of the final product. Therefore, precisely defining the curing process including optimum cure time is important to ensure the production of final products having high ...
Aggarwal   +15 more
core   +2 more sources

Determination of vulcanization rate constant, crosslink density, and free sulfur content on carbon black flled EPDM

open access: yesMajalah Kulit, Karet, dan Plastik, 2017
Different ethylene propylene diene monomer (EPDM) composite with the carbon black (CB) variation of 50, 60, and 70 phr (per hundred rubbers) is compounded by using an efcient (EV), semi-efcient (SEV), and conventional (CV) sulfur vulcanization systems ...
Ike Setyorini, Arum Yuniari
doaj   +1 more source

Natural rubber/styrene-butadiene rubber blends prepared by solution mixing: Influence of vulcanization temperature using a Semi-EV sulfur curing system on the microstructural properties [PDF]

open access: yes, 2017
Blends of natural rubber (NR) and styrene-butadiene rubber (SBR) were prepared by solution mixing and vulcanized with sulfur and accelerator in a Semi-EV system at 433 K and 443 K in order to study the vulcanization kinetic and the influence of ...
Macchi, Carlos Eugenio   +3 more
core   +1 more source

Investigating the impact of curing system on structure-property relationship of natural rubber modified with brewery by-product and ground tire rubber [PDF]

open access: yes, 2020
The application of wastes as a filler/reinforcement phase in polymers is a new strategy to modify the performance properties and reduce the price of biocomposites.
Cañavate Ávila, Francisco Javier   +5 more
core   +3 more sources

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