Additives & Fillers

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Figure 1: Results of the rheological analysis by means of the RPA of the dynamic viscosity over ang. frequency ω for liquid rubber and reference bulk rubber samples.

Part 2: Development of low- viscosity Compound Formulations for use in additive Manufacturing

Additive Manufacturing of Rubber Parts based on liquid Rubber Polymers

This publication shows the investigation of formulations and the production of sulfur-crosslinked compounds based on liquid rubbers for processing by means of additive manufacturing in the „Direct-Ink-Writing” process. more...

August 6. 2021 - Research news

Benjamin Klie_Thiel_Abb_1_

Part 1: Design and Construction of an AM-unit for 3D-Printing

Additive Manufacturing of Rubber Parts based on liquid Rubber Polymers

This publication describes the design and construction of a test rig for the additive manufacturing of liquid rubber-based filled and curable low viscous rubber compounds. more...

June 8. 2021 - Research news

Khalaf_Abb_1

Investigation of flame-retardant additives

A short Review on Fire retardant polymeric Materials

Polymeric materials due to their low weight to strength ratio, find mammoth applications in automobiles, aircraft, spacecraft, boats, ships, civil construction, packaging, sporting goods etc. more...

April 6. 2021 - Research news

Fig 6_Kozakova

Electroinsulating Resin

New Stabilizers of Styrene as a reactive Monomer in Production of impregnating Resins

Styrene is one of many reactive monomers used in production of electroinsulating resins. Because of its very high reactivity, it has to be stabilized also during transport and then during manufacturing of the products based on styrene too. more...

September 30. 2020 - Research news

Scheme 1: Decomposition mechanism of dicumyl peroxide [18].

Curing Characteristic

Dicumyl Peroxide used as curing Agent for different Types of Rubber Matrices Part I: Effect of Temperature

Several elastomers were cured with dicumyl peroxide at different vulcanization temperatures. more...

September 30. 2020 - Research news

Figure 2: Process chain of the AME process

3D-Printing with Rubber

Development, Construction and Testing of a 3D-Printing-System for Additive Manufacturing of Carbon Black filled Rubber Compounds

Additive manufacturing of carbon black filled elastomers provides unique opportunities for polymers. The process is based on Fused Filament Fabrication (FFF). more...

September 28. 2020 - Research news

Wang_Part !

Eco-Visco-Elastomer Composite

Silica-Filled Masterbatches produced with Liquid Phase Mixing Part I: Characterization

New rubber/silica masterbatches named EVEC (Eco-Visco-Elastomer Composite) are compounds manufactured using a continuous liquid phase mixing process. more...

September 9. 2020 - Research news

Abdelsalam_Fig 1

Ternary rubber composites NR/SBR/NBR

Effect of Filler Loading on curing Characteristics and physical Properties of Ternary Rubber Blend Composites

This study investigates the effect of carbon black (CB) filler loading on the mechanical and rheological properties of natural rubber (NR) / styrene-butadiene rubber (SBR)/ acrylonitrile-butadiene rubber (NBR) ternary rubber composites. Physico-mechanical properties such as tensile strength, modulus, stress, elongation at break , tear strength, compression stress, and crosslink density were studied. more...

September 8. 2020 - Research news

Shafik_Scheme 1

Benzo[d][1,2,3]triazol als neues Antioxidant für NBR

Synthese und Bewertung einer N-heterocyclischen Komponente als Antioxidant und Einfluss auf die physiko-mechanischen und elektrischen Eigenschaften von Acrylnitril-Butadienkautschuk

1H-benzo[d][1,2,3]triazole as N- heterocyclic compound was prepared by ring closure reaction of diazonium salt of o-phenylene diamine by nitrous acid. more...

September 7. 2020 - Research news

Fig. 1: SEM image for the utilized graphene nanoplatelets (GNPs).

Graphene Nanoplatelets (GNP) as an Additive

Promoting the tribological Properties of epoxy Composites via using Graphene Nanoplatelets as a functional Additive

The recent research aims to enhance the mechanical and tribological properties of epoxy composites for sliding applications. more...

May 15. 2020 - Research news

Scheme 1: Processing methods: preparation of a thin film of electrode for flexible devices such as actuators.

CNTs as reinforcing agent

Carbon-Nanotube-based low-Temperature vulcanized Silicone Rubber Nanocomposites for flexible Devices

In the present work, CNTs were used as a reinforcing agent to improve the properties of a raw lowtemperature vulcanized (LTV) silicone rubber matrix in a flexible device. more...

April 15. 2020 - Research news

Unbenannt

Crosslinking density and structure

Investigations on isothermal and two-stage non-isothermal Vulcanization of Isoprene Rubber

Es ist die zweistufige nicht-isotherme Vulkanisation von Nd-IR mit einem SEV-System untersucht worden, wobei die Restvernetzung, die Aktivierungsenergie der Reversion und die Konzentration von Zinkstearat der Mischungen analysiert wurden. Dabei ist das maximale Drehmoment und die Zeit in Verbindung mit der Vernetzungsdichte und der Netzknotenstruktur nach dem zweiten Schritt bestimmt worden. more...

March 18. 2020 - Research news

Fig. 1: SEM micrograph of NPCC.

Cure Characteristics and mechanical Properties

Comparative Study on the Effect of Nano Precipitated Colloidal Calcium Carbonate and Carbon Black on the Properties of Natural Rubber Vulcanizates

Das zentrale Ziel der vorliegenden Forschung ist es, eine geeignete Alternative für Ruß in Reifenformulierungen zu finden. Nano- CaCO3 wird heutzutage häufig als Füllstoff in Kautschuk verwendet. Die Wirkung von mit Fettsäure modifiziertem nanopräzipitiertem kolloidalem CaCO3 (NPCC) als verstärkender Füllstoff auf die mechanischen und thermischen Eigenschaften von NR-Vulkanisaten wurde untersucht und im Vergleich zu mit hochverstärkendem Ruß (N220) gefüllten Systemen betrachtet. more...

March 17. 2020 - Research news

Masaesa_Figure 1_1

Rubber Process Oils

Influence of aromatic Con­tent in Rubber Process Oils on Properties of natural Rubber/Butadiene Rubber (NR/BR) Blends for Tyre Sidewall Component

Der Einfluss des Gehalts an Prozessölen (RPOs) und des Gehalts an polycyclischen Kohlenwasserstoffen (%CA) auf die Eigenschaften von mit Ruß gefüllten Natur-/Butadienkautschuk-Blends ist von großem Interesse. Der %CA-Gehalt von RPOs ist vor der Einarbeitung in die Kautschukmatrix zu kontrollieren, so dass auf seine Effekte auf die physico-chemischen Eigenschaften der RPOs, die rheologischen Eigenschaften, die Vulkanisationscharakteristik und auf die mechanischen Eigenschaften des Kautschuks rückgeschlossen werden kann. more...

March 16. 2020 - Research news

Fig. 9: Transmission light microscopy image on an undeformed rubber foil (thickness ≈ 200 µm) of compound R2. The numbered ground rubber particles were used for the measurement of the particle strain.

Rubber-Recycling

Modification of Ground Rubber with Conventional Fillers by Process Engineering

Carbon black loaded elastomer materials were ground into small rubber particles and covered in situ with conventional fillers like carbon black and hydrophobated silica. more...

December 11. 2019 - Research news

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