A comprehensive review on active chain density evaluation from swelling and insights for better accounting for insoluble particles

G Delahaye, A Redon, B Ruellan… - Journal of Applied …, 2024 - Wiley Online Library
The present study provides a state of the art on methods for evaluating active chain density
of rubbers from swelling experiments. This review focuses more particularly on the effects of …

Advances in rubber compounds using ZnO and MgO as co-cure activators

MN Alam, V Kumar, SS Park - Polymers, 2022 - mdpi.com
Zinc oxide performs as the best cure activator in sulfur-based vulcanization of rubber, but it is
regarded as a highly toxic material for aquatic organisms. Hence, the toxic cure activator …

The sulfur reversion process in natural rubber in terms of crosslink density and crosslink density distribution

D Bornstein, RJ Pazur - Polymer Testing, 2020 - Elsevier
Unfilled natural rubber compounds composed of conventional (CV), semi-efficient (SEV),
efficient (EV) and sulfur donor (SD) vulcanization systems were heat aged to promote sulfur …

Toward morphology development and impact strength of Co-continuous supertough dynamically vulcanized rubber toughened PLA blends: Effect of sulfur content

M Maroufkhani, AA Katbab, H Bizhani, J Zhang - Polymer, 2021 - Elsevier
In this study, supertough dynamically vulcanized blends (DV) of polylactide (PLA) and
acrylonitrile butadiene rubber (NBR) are prepared. Effects of sulfur content on the …

Synergistic activities of binary accelerators in presence of magnesium oxide as a cure activator in the vulcanization of natural rubber

MN Alam, V Kumar, P Potiyaraj… - Journal of Elastomers …, 2022 - journals.sagepub.com
We describe the synergistic activities of binary vulcanizing accelerators in presence of
magnesium oxide as cure activator in the vulcanization of natural rubber. Thiuram type …

Influence of sulfur-curing conditions on the dynamics and crosslinking of rubber networks: A time-domain NMR study

F Nardelli, L Calucci, E Carignani, S Borsacchi… - Polymers, 2022 - mdpi.com
The characterization of the structural and dynamic properties of rubber networks is of
fundamental importance in rubber science and technology to design materials with …

Boosting mechanical and aging resistance performances of filled-rubber with MgO and ZnO co-cure activators in diverse vulcanization systems

MN Alam, V Kumar, DJ Lee, SS Park - Journal of Industrial and …, 2024 - Elsevier
Over the decades, ZnO has been the primary cure activator in the sulfur vulcanization of
rubber, but due to its environmental impact on aquatic ecosystems, its use in rubber …

NMR studies on the phase-resolved evolution of cross-link densities in thermo-oxidatively aged elastomer blends

A Karekar, K Oßwald, K Reincke, B Langer… - …, 2020 - ACS Publications
A knowledge of the distribution of cross-link densities (CDs) in the constituent rubber phases
of an elastomer blend is essential to understand its overall service properties, but phase …

[HTML][HTML] Usage of eggshell as potential bio-filler for arcylonitrile butadiene rubber (NBR) latex film for glove applications

Y Munusamy, M Kchaou - Ain Shams Engineering Journal, 2023 - Elsevier
Acrylonitrile butadiene rubber (NBR)/eggshell powder (ESP) composite film was produced
using latex compounding and curing technique. ESP loading was varied from 0, 2, 4 to 6 …

Synergistic combination of 2-mercaptobenzothiazole (MBT) and nitrosoamine-safe thiuram disulfide as advanced rubber vulcanizing accelerators

MN Alam, SC Debnath… - … of Elastomers & …, 2022 - journals.sagepub.com
In this study, we developed a combination accelerator system to synergistically improve the
vulcanizing activity of 2-marcapto benzothiazole (MBT) with different nitrosamine-safe …