Edward Kosior

Thermal and melt rheological behaviour of composites produced from waste paper and plastic (2007)

James, Aaron R., Sbarski, Igor, Masood, Syed H., Kosior, Edward

The thermal and melt rheological properties of highly filled polymer composites produced from waste papers, Recycled Paper Waste (RPW) and Liquid Paperboard (LPB), in a post-consumer Stretch-Wrap...

Thermal and melt rheological behaviour of composites produced from waste paper and plastic (2007)

James, Aaron R., Sbarski, Igor, Masood, Syed H., Kosior, Edward

The thermal and melt rheological properties of highly filled polymer composites produced from waste papers, Recycled Paper Waste (RPW) and Liquid Paperboard (LPB), in a post-consumer Stretch-Wrap...

Degradation of low-density polyethylene over modified zeolites (2006)

Tu, P., Pratt, Kerry, Kosior, Edward, Malherbe, Francois

The potential of catalytic processing as an effective method for polymer recycling was studied using various modified zeolites catalysts in the degradation of low-density polyethylene (LDPE)....

Contaminants and their levels of retention in extruded, recycled poly(ethylene terephthalate) from curbside collection. Part 1 : extraction kinetics and particle size effects (2006)

Konkol, Lidia M., Cross, Reginald F., Harding, Ian H., Kosior, Edward

In the first phase of our studies of the contaminants and their levels in curbside-collected poly(ethylene terephthalate) (PET) subjected to a recycling process, we analysed the washed and dried,...

Degradation of low-density polyethylene over modified zeolites (2006)

Tu, P., Pratt, Kerry, Kosior, Edward, Malherbe, François

The potential of catalytic processing as an effective method for polymer recycling was studied using various modified zeolites catalysts in the degradation of low-density polyethylene (LDPE)....

Contaminants and their levels of retention in extruded, recycled poly(ethylene terephthalate) from curbside collection. Part 1 : extraction kinetics and particle size effects (2006)

Konkol, Lidia M., Cross, Reginald F., Harding, Ian H., Kosior, Edward

In the first phase of our studies of the contaminants and their levels in curbside-collected poly(ethylene terephthalate) (PET) subjected to a recycling process, we analysed the washed and dried,...

Degradation of low-density polyethylene over modified zeolites (2006)

Tu, P., Pratt, Kerry, Kosior, Edward, Malherbe, Francois

The potential of catalytic processing as an effective method for polymer recycling was studied using various modified zeolites catalysts in the degradation of low-density polyethylene (LDPE)....

Thermal and mechanical properties of recycled PET and its blends (2005)

Kosior, Edward, Pattabiraman, P., Sbarski, Igor, Spurling, Thomas H.

This paper discusses the thermal and mechanical properties of virgin PET, recycled PET and their blends. Differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA) were used to...

Thermal and mechanical properties of recycled PET and its blends (2005)

Kosior, Edward, Pattabiraman, P., Sbarski, Igor, Spurling, Thomas H.

This paper discusses the thermal and mechanical properties of virgin PET, recycled PET and their blends. Differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA) were used to...

Low-cost composite materials from post-consumer plastics and waste paper (2004)

James, A., Kosior, Edward, Masood, Syed H., Sbarski, Igor

Composites of post-consumer plastics and high volume fraction waste paper have been studied. Various production techniques have been tested, with an optimum processing method defined, allowing the...

Low-cost composite materials from post-consumer plastics and waste paper (2004)

James, A., Kosior, Edward, Masood, Syed H., Sbarski, Igor

Composites of post-consumer plastics and high volume fraction waste paper have been studied. Various production techniques have been tested, with an optimum processing method defined, allowing the...

In-situ reactions between recycled polythene terephthalate and nylon 6 blends (2003)

Iovenitti, Pio G., Masood, Syed H., Kosior, Edward, Kegel, M., Sbarski, Igor

The interaction between nylon 6 and recycled polyethylene terephthalate was investigated by extrusion blending followed by heating in a vacuum oven for various periods of time. The products were...

Contaminants and levels of occurence in washed and shredded poly(ethylene terephthalate) from curbside collection. Part 2: validation of extraction procedures, particle size sampling and crystallinity (2003)

Konkol, Lydia M., Cross, Reginald F., Harding, Ian H., Kosior, Edward

Part I of this study showed that washed and dried, shredded poly(ethylene terephthalate) (PET) (flake) obtained from curbside collection when Soxhlet extracted contained 26 semivolatile contaminants...

Flexible polyurethane foams from recycled PET (2003)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Rossi, Peter A., Sbarski, Igor

Preliminary results are presented of an industry-based collaborative research project which aims to investigate the breaking down of recycled PETP into its chemical building blocks using glycolysis....

In-situ reactions between recycled polythene terephthalate and nylon 6 blends (2003)

Iovenitti, Pio G., Masood, Syed H., Kosior, Edward, Kegel, M., Sbarski, Igor

The interaction between nylon 6 and recycled polyethylene terephthalate was investigated by extrusion blending followed by heating in a vacuum oven for various periods of time. The products were...

In-situ reactions between recycled polythene terephthalate and nylon 6 blends (2003)

Iovenitti, Pio G., Masood, Syed H., Kosior, Edward, Kegel, M., Sbarski, Igor

The interaction between nylon 6 and recycled polyethylene terephthalate was investigated by extrusion blending followed by heating in a vacuum oven for various periods of time. The products were...

Contaminants and levels of occurence in washed and shredded poly(ethylene terephthalate) from curbside collection. Part 2: validation of extraction procedures, particle size sampling and crystallinity (2003)

Konkol, Lydia M., Cross, Reginald F., Harding, Ian H., Kosior, Edward

Part I of this study showed that washed and dried, shredded poly(ethylene terephthalate) (PET) (flake) obtained from curbside collection when Soxhlet extracted contained 26 semivolatile contaminants...

Flexible polyurethane foams from recycled PET (2003)

Iovenitti, Pio Gioacchino, Kosior, Edward, Masood, Syed Hasan, Rossi, Peter Andrew, Sbarski, Igor

Preliminary results are presented of an industry-based collaborative research project which aims to investigate the breaking down of recycled PETP into its chemical building blocks using glycolysis....

In-situ reactions between recycled polythene terephthalate and nylon 6 blends (2003)

Iovenitti, Pio G., Masood, Syed H., Kosior, Edward, Kegel, M., Sbarski, Igor

The interaction between nylon 6 and recycled polyethylene terephthalate was investigated by extrusion blending followed by heating in a vacuum oven for various periods of time. The products were...

The effect of additives on the processing and physical properties of recycled polyethylene terephthalate (RPET) (2002)

Kegel, M., Kosior, Edward, Masood, Syed H., Sbarski, Igor

This paper describes the effect of individual additives that are present in masterbatch formulations, and the role they play in modifying physical properties and processability of blends based on...

Pipes from recycled high density polyethylene blends (2002)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Sbarski, Igor, Stefanovski, Sani C.

This paper presents the results of the development of recycled HDPE blends with improved SCR for low pressure pipe containing the maximum possible portion of post consumer recycled HDPE. A post...

Effect of additives on processing and physical properties of recycled polyethylene terephthalate (RPET) (2002)

Kegel, Mark, Sbarski, Igor, Iovenitti, Pio G., Masood, Syed H., Kosior, Edward

This paper describes the effect of individual additives that are present in typical masterbatch formulations; the role they play in modifying physical properties and processability of blends based on...

Development of high performance sorting process for recycling of plastics (2002)

Teichmann, Derek, Masood, Syed H., Iovenitti, Pio G., Sbarski, Igor, Kosior, Edward

This research is being undertaken by IRIS in collaboration with VISY Plastics, who will provide an industrial test environment for the technological innovations resulting from this work. At the time...

The effect of additives on the processing and physical properties of recycled polyethylene terephthalate (RPET) (2002)

Kegel, M., Kosior, Edward, Masood, Syed H., Sbarski, Igor

This paper describes the effect of individual additives that are present in masterbatch formulations, and the role they play in modifying physical properties and processability of blends based on...

Pipes from recycled high density polyethylene blends (2002)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Sbarski, Igor, Stefanovski, Sani C.

This paper presents the results of the development of recycled HDPE blends with improved SCR for low pressure pipe containing the maximum possible portion of post consumer recycled HDPE. A post...

Effect of additives on processing and physical properties of recycled polyethylene terephthalate (RPET) (2002)

Kegel, Mark, Sbarski, Igor, Iovenitti, Pio G., Masood, Syed H., Kosior, Edward

This paper describes the effect of individual additives that are present in typical masterbatch formulations; the role they play in modifying physical properties and processability of blends based on...

Development of high performance sorting process for recycling of plastics (2002)

Teichmann, Derek, Masood, Syed H., Iovenitti, Pio G., Sbarski, Igor, Kosior, Edward

This research is being undertaken by IRIS in collaboration with VISY Plastics, who will provide an industrial test environment for the technological innovations resulting from this work. At the time...

Correlation of rheological and mechanical properties for blends of recycled HDPE and virgin polyolefins (2001)

Miller, Paul, Kosior, Edward, Sbarski, Igor, Masood, Syed H., Iovenitti, Pio G.

This article investigates the rheological and mechanical properties for blends of recycled high-density polyethylene (HDPE) and virgin polyolefins and attempts to correlate relative shear viscosity...

Polyester polyols for polyurethanes from recycled PET (2001)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Rossi, Peter A., Sbarski, Igor

Plastic packaging forms a significant portion of household waste, and PET soft drink bottles represent a major percentage of the waste. Consequently, PET bottle grade material makes up a significant...

Thermal analysis of blends of recycled HDPE and virgin polyolefins (2001)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Miller, Paul, Sbarski, Igor

This paper investigates the melting point and crystallinity behaviour of blends of recycled milk bottle HDPE with injection moulding and film blowing grade high density polyethylene (HDPE), linear...

Development of high quality recycled polyethylene resins for the replacement of virgin resins (2001)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Sbarski, Igor, Stefanovski, Violet

Dairy and fruit juice bottles are a major source of post consumer recycled high density polyethylene (PCR HDPE). The recycled HDPE has limited post-consumer applications due to its poor stress crack...

Correlation of rheological and mechanical properties for blends of recycled HDPE and virgin polyolefins (2001)

Miller, Paul, Kosior, Edward, Sbarski, Igor, Masood, Syed H., Iovenitti, Pio G.

This article investigates the rheological and mechanical properties for blends of recycled high-density polyethylene (HDPE) and virgin polyolefins and attempts to correlate relative shear viscosity...

Thermal analysis of blends of recycled HDPE and virgin polyolefins (2001)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Miller, Paul, Sbarski, Igor

This paper investigates the melting point and crystallinity behaviour of blends of recycled milk bottle HDPE with injection moulding and film blowing grade high density polyethylene (HDPE), linear...

Development of high quality recycled polyethylene resins for the replacement of virgin resins (2001)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Sbarski, Igor, Stefanovski, Violet

Dairy and fruit juice bottles are a major source of post consumer recycled high density polyethylene (PCR HDPE). The recycled HDPE has limited post-consumer applications due to its poor stress crack...

Correlation of rheological and mechanical properties for blends of recycled HDPE and virgin polyolefins (2001)

Miller, Paul, Kosior, Edward, Sbarski, Igor, Masood, Syed H., Iovenitti, Pio G.

This article investigates the rheological and mechanical properties for blends of recycled high-density polyethylene (HDPE) and virgin polyolefins and attempts to correlate relative shear viscosity...

Factors influencing the sorting efficiency of commingled post-consumer bottles using an automated sorting system (2000)

Dvorak, R., Iovenitti, Pio G., Kosior, Edward, Masood, Syed H.

This paper examines the effects of high throughput rates in a spectroscopic bottle sorting system, on the purity of PET and HDPE end-products as well as other key factors such as an increase in...

Linearity and non-linearity of mechanical properties in blends of virgin and recycled HDPE's (2000)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Miller, Paul

This paper investigates the behaviour of blends of Recycled Milk Bottle Resin (R-MBR) with Injection Moulding or Film Blowing grade HDPEs (IM-HDPE or FB-HDPE). This was done by measuring changes in...

Linearity and non-linearity of mechanical properties in blends of virgin and recycled HDPE's (2000)

Iovenitti, Pio G., Kosior, Edward, Masood, Syed H., Miller, Paul

This paper investigates the behaviour of blends of Recycled Milk Bottle Resin (R-MBR) with Injection Moulding or Film Blowing grade HDPEs (IM-HDPE or FB-HDPE). This was done by measuring changes in...

Factors influencing the sorting efficiency of commingled post-consumer bottles using an automated sorting system (2000)

Dvorak, R., Iovenitti, Pio G., Kosior, Edward, Masood, Syed H.

This paper examines the effects of high throughput rates in a spectroscopic bottle sorting system, on the purity of PET and HDPE end-products as well as other key factors such as an increase in...