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8 Results Found

  • Article
  • Open Access
27 Citations
4,903 Views
20 Pages

Limonene Derivative of Spherosilicate as a Polylactide Modifier for Applications in 3D Printing Technology

  • Dariusz Brząkalski,
  • Bogna Sztorch,
  • Miłosz Frydrych,
  • Daria Pakuła and ,
  • Kamil Dydek,
  • Rafał Kozera,
  • Anna Boczkowska,
  • Bogdan Marciniec and
  • Robert E. Przekop
  • + 4 authors+ 0 author

12 December 2020

The first report of using limonene derivative of a spherosilicate as a modifier of polylactide used for 3D printing and injection moulding is presented. The paper presents the use of limonene-functionalized spherosilicate derivative as a functional a...

(This article belongs to the Special Issue Various Aspects of Silicon Polymer Chemistry: A Themed Issue in Honor of Professor Julian Chojnowski on the Occasion of His 85th Birthday)
  • Article
  • Open Access
8 Citations
2,957 Views
15 Pages

Novel Multifunctional Spherosilicate-Based Coupling Agents for Improved Bond Strength and Quality in Restorative Dentistry

  • Zbigniew Raszewski,
  • Dariusz Brząkalski,
  • Marek Jałbrzykowski,
  • Daria Pakuła and ,
  • Miłosz Frydrych and
  • Robert E. Przekop
  • + 1 author+ 0 author

11 May 2022

The aim of this study was to investigate the restorative connections of composite materials after fracture, under controlled conditions of treating the materials with novel, spherosilicate-based (SS) primers bearing both methacryl (MA) and trimethoxy...

(This article belongs to the Special Issue Novel Materials in Dentistry and Medical Applications)
  • Article
  • Open Access
12 Citations
5,059 Views
15 Pages

A Wind Tunnel Experimental Study of Icing on NACA0012 Aircraft Airfoil with Silicon Compounds Modified Polyurethane Coatings

  • Bartlomiej Przybyszewski,
  • Rafal Kozera,
  • Zuzanna D. Krawczyk,
  • Anna Boczkowska and ,
  • Ali Dolatabadi,
  • Adham Amer,
  • Bogna Sztorch and
  • Robert E. Przekop
  • + 3 authors+ 0 author

29 September 2021

Ice formation on the aerodynamic surfaces of an aircraft is regarded as a major problem in the aerospace industry. Ice accumulation may damage parts, sensors and controllers and alter the aerodynamics of the airplane, leading to a range of undesired...

(This article belongs to the Section Polymeric Materials)
  • Article
  • Open Access
9 Citations
3,831 Views
22 Pages

Why POSS-Type Compounds Should Be Considered Nanomodifiers, Not Nanofillers—A Polypropylene Blends Case Study

  • Dariusz Brząkalski,
  • Robert E. Przekop,
  • Bogna Sztorch,
  • Miłosz Frydrych and ,
  • Daria Pakuła,
  • Marek Jałbrzykowski,
  • Grzegorz Markiewicz and
  • Bogdan Marciniec
  • + 3 authors+ 0 author

28 June 2021

In this work, a series of silsesquioxanes (SSQ) and spherosilicates (SS), comprising a group of cage siloxane (CS) compounds, was tested as functional additives for preparation of isotactic polypropylene (iPP)-based nanocomposites and discussed in th...

(This article belongs to the Section Polymer Composites and Nanocomposites)
  • Article
  • Open Access
12 Citations
3,765 Views
23 Pages

Where ppm Quantities of Silsesquioxanes Make a Difference—Silanes and Cage Siloxanes as TiO2 Dispersants and Stabilizers for Pigmented Epoxy Resins

  • Dariusz Brząkalski,
  • Robert E. Przekop,
  • Miłosz Frydrych,
  • Daria Pakuła and ,
  • Marta Dobrosielska,
  • Bogna Sztorch and
  • Bogdan Marciniec
  • + 2 authors+ 0 author

10 January 2022

In this work, silsesquioxane and spherosilicate compounds were assessed as novel organosilicon coupling agents for surface modification of TiO2 in a green process, and compared with their conventional silane counterparts. The surface-treated TiO2 par...

(This article belongs to the Special Issue Feature Collection in Advanced Composites Section)
  • Article
  • Open Access
12 Citations
4,757 Views
15 Pages

Improving the Dispersibility of TiO2 in the Colloidal System Using Trifunctional Spherosilicates

  • Bogna Sztorch,
  • Krzysztof Nowak,
  • Miłosz Frydrych,
  • Julia Leśniewska and ,
  • Klaudia Krysiak,
  • Robert E. Przekop and
  • Anna Olejnik
  • + 2 authors+ 0 author

8 February 2023

Titanium dioxide is a commonly used ingredient in cosmetics acting as a thickening agent and inorganic UV filter. However, TiO2 is difficult to disperse, which causes problems in spreading the formulations. The solution to this problem is to modify t...

(This article belongs to the Section Manufacturing Processes and Systems)
  • Article
  • Open Access
20 Citations
3,217 Views
16 Pages

The Influence of Organofunctional Substituents of Spherosilicates on the Functional Properties of PLA/TiO2 Composites Used in 3D Printing (FDM/FFF)

  • Bogna Sztorch,
  • Daria Pakuła,
  • Magdalena Kustosz,
  • Eliza Romanczuk-Ruszuk and ,
  • Ewa Gabriel and
  • Robert E. Przekop
  • + 1 author+ 0 author

15 December 2022

In this study, the influence of TiO2 pigment filler modified with spherosilicate derivatives on the processes and thermomechanical properties of composites based on PLA was investigated. Rheological tests (MFR) were carried out, on the basis of which...

(This article belongs to the Special Issue Sustainable Polymeric Composites: Fabrication and Application)
  • Article
  • Open Access
3 Citations
2,454 Views
17 Pages

Silsesquioxane-Doped Electrospun Nanofibrillar Membranes for Separation Systems

  • Miłosz Frydrych,
  • Bogna Sztorch,
  • Dariusz Brząkalski,
  • Rafał Kozera and ,
  • Roksana Konieczna,
  • Tomasz Osiecki and
  • Robert E. Przekop
  • + 2 authors+ 0 author

30 August 2022

In this study, a series of cage siloxanes (CS), e.g., three polyhedral oligomeric silsesquioxanes (SSQs) and one spherosilicate (SS) derivative, were applied as functional additives for the preparation of poly(lactic acid)-based (PLA) nanofibrillar m...

(This article belongs to the Collection Progress in Polymer Composites and Nanocomposites)