Research News

Fig. 5: (a) Formation of filler networking; (b) interaction between polymer-chains and filler particles.

CNTs in toluene and their Effects on the mechanical and electrical Properties

Effect of Sonication on mechanical and electrical Properties of Rubber Nanocomposites

Rubber nanocomposites were prepared by mixing room-temperature vulcanized (RTV) silicone rubber with pristine and sonicated carbon nanotubes (CNTs). more...

December 11. 2018 - Research news

Fig. 1: Dependence of dynamic viscosity on shear rate of rubber compounds based on SBR filled with different content of barium ferrite.

The Influence of Ferrite Content on dynamic Viscosity of Rubber

Barium Ferrite filled Composites based on SBR and NBR

Barium ferrite in concentration scale ranging from 0 to 200 phr was dosed to the rubber compounds based on SBR and two types of NBR. more...

December 10. 2018 - Research news

Fig. 2: Shore D indicator and testing method.

Tribological characteristics of pure poly(methyl methacrylate) (PMMA)

Influence of Adding Nano Graphene and Hybrid SiO2 – TiO2 Nano Particles on Tribological Characteristics of Polymethyl methacrylate (PMMA)

Tribological characteristics of pure poly(methyl methacrylate) (PMMA) reinforced with nano graphene and hybrid dioxides nano particles, SiO2 - TiO2, with weight fraction of 0.2%, 0.4%, 0.6%, 0.8% and 1% were investigated. more...

December 7. 2018 - Research news

Abb. 1: Schematische Darstellung der Bindungsmechanismen von Füllstoff zur Polymermatrix.

Acrylonitrile butadiene Rubber (NBR) in sealing Applications

Influence of fillers on the mechanical and tribological properties of acrylo-nitrile-butadiene-vulcanisates (NBR)

Acrylonitrile butadiene rubber (NBR) in sealing applications are highly reinforced with various fillers to improve their end-use properties. more...

December 5. 2018 - Research news

Bild 1: Vernetzungsisotherme und Innendruckverlauf der Moosgummimischung in  Abhängigkeit von der Temperatur.

Analysing the cell Structures and the mechanical short and long term properties of rubber Profiles

Influence of Vulcanization Parameters on the Structure and mechanical Properties of expanded EPDM

In the quality control of foamed rubber profiles, mechanical long-term tests are required to determine the degree of cross-linking. The long test duration results in a production risk for the manufacturer. more...

December 4. 2018 - Research news

NEU_Figure 1

Mini Review

Review – The Importance of Zinc Oxide (ZnO) in Rubber Technology

Zinc oxide (ZnO) is one of the most important compounding ingredient in rubber technology. more...

October 9. 2018 - Research news

Fig. 3: Viscous wall shear stress component tV* = tD + tvisc (in red) and wall shear stress (Pa) as a function of shear rate (EPDM uncured subject to OSCAR of γ.0 = 500s–1 and p = 180s).

Viscous behaviour of EPDM and Compounds

Oscillating Shear Capillary Rheometry (OSCAR) of Rubber Compounds

The knowledge of the viscous behaviour of a rubber compound under steady state condition is required to assess the performances of the material in extruder die and mould design or in mixing process evaluation. more...

October 9. 2018 - Research news

Fig. 4b: Expected response influenced by superposition of stress recovery and continued relaxation.

Investigation of SBR filled with Carbon Black

Characteristics of Relaxation and recovery Behavior of filled Rubber

This paper presents new experimental approaches for investigating relaxation and recovery behaviour in steady-state dynamic tests on rubber filled with carbon black, illustrated here using SBR double shear test pieces. more...

October 9. 2018 - Research news

Fig. 1: Multi Walled Carbon Nanotubes (MWCNTs), [2].

MWCNTs in PMMA

Tribological Behaviour of Poly­methyl Methacrylate reinforced by Multi-Walled Carbon Nanotubes

The effect of multi-walled carbon nanotubes on the hardness, friction and wear of polymethyl methacrylate reinforced by MWCNTs of 0.1, 0.2, 0.3, 0.4 and 0.5 wt. % contents is investigated. more...

October 8. 2018 - Research news

Figure 2

Photosensitive HXNBR

Photo-triggered Self-Healing of Elastomers

The photo-reversible cycloaddition reaction of anthracene groups is used to impart self-healing properties into hydrogenated carboxylated nitrile butadiene rubber (HXNBR). more...

October 8. 2018 - Research news

Fig. 5: Curing behaviour of compounds containing sunflower oil. A repeated measurement is reported for the compound without resin, to confirm the experimental observation.

Biobased Plasticizer

Combining Resins, S-SBR and Bio-Plasticiser for improved Tread Compounds

Bio-sourced plasticizers offer a high-performance, non-toxic, eco-sustainable alternative to traditional plasticizers. more...

September 12. 2018 - Research news

Table 1: Triboelectric series of the tested polymers.

Electrostatic Charge

Triboelectrification of Latex and Polyethylene Gloves

The aim of the study is to determine the electrostatic charge generated from the dry sliding of the latex (NBR) and polyethylene (PE) single and double gloves against polyamide, polypropylene and polytetrafluoroethylene. more...

September 12. 2018 - Research news

Fig. 1: Different modes of tensile deformation (loading direction in y-axis): (A) Simple elongation with volume consistency and (B) pure elongation with dilatation.

Elongation

The Effect of Boundary Conditions on the Failure Behavior of Rubber Vulcanizates under Tensile Deformation

In this study tensile deformation under pure elongation of unfilled and carbon black filled SBR vulcanizates has been investigated experimentally. more...

September 12. 2018 - Research news

Fig. 2: Water drop on a steel surface with the apparent contact angle θ. The letters S, L and V indicate the phases of the solid, the liquid and the gas phase.

Surface-Caracterization

Review – Characterization of modified Elastomer Surfaces by wetting

This article features the current state of research with respect to plasma and varnished elastomer composites, which have been characterized by the sessile drop and the modified Wilhelmy balance technique. more...

September 12. 2018 - Research news

Fig. 5: Schematic illustration of ESC generated on floor material and polypropylene.

Friction and ESC

Reducing electrostatic Charge generated on Polymeric Floor in Hospitals

The aim of this research is to develop a new material for reducing electrostatic charge (ESC) generated from the walking of polypropylene shoes against polymeric floor in hospitals. more...

July 31. 2018 - Research news

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