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Static Beat | Unwinding Roll Tribocharging

(Static-Beat)

September 18, 2012, ... that are not listed. For example, we do not know the formulation of ink printed on the PET roller in Figure 1. However, many inks have pigments (organic and inorganic molecules), and some coatings have ...

Heidelberg, BASF Report on Printed Electronics Project

(Label/Tape)

August 03, 2012, ... these since summer 2009. The resulting applications in the field of organic electronics are based on conductive polymers and on smaller molecules of organic chemistry and are regarded as important technologies ...

Static Beat: Surface Resistivity Testing

(Static Elimination)

May 31, 2011, ... of a thin layer because the thickness (dLAYER) in Equation 1 is often so small (perhaps only a few molecules thick) that it is difficult to measure. One practical way to avoid this problem is to define ...

Surface Treating: Promoting Adhesion

(Surface Prep)

February 28, 2011, ...  With polymer-based packaging substrates, corona treatment excels at activating these surfaces by disassociating the oxygen molecules within the air ionizing discharge to free atomic oxygen (O) to bond ...

Barrier Films: SiOx Barrier Benefits

(Coatings)

September 30, 2010, ... a grid. The more these chains are linked together, the better the barrier will be. Although not visible to the human eye, there are still many tiny holes through which gas and moisture molecules can ...

Plasma Power

(Archive)

April 30, 2009, ... and typically corona treating systems operate within an electrical voltage range of 10-20 kV. Neutral molecules and electrically charged molecules collide, causing neutral molecules to become electrically ...

Stop Tribocharging Your Products

(Static Elimination)

April 30, 2009, ... molecules thick, this is thick enough to determine tribocharging properties. Materials that are closer together are more compatible. For most polymers, hard coated aluminum or steel rollers are good ...

Property Control

(Coating/Laminating)

January 31, 2008, ... of the internal friction of the material's molecules. Materials with a high viscosity do not flow readily; materials with a low viscosity are more fluid and flow easily. The viscosity is the slope of ...

Atlas Launches Webinar Education Programs

(Archive)

October 10, 2007, ... specific needs. 2007 Webinar topics include: Pharmaceutical Photostability Testing: Small and Large Molecules According to ICH Guidelines. The Factors of Weather and Weathering Testing of Polymers. ...

Films Face Off

(Magazine)

June 29, 2006, ... metal adhesion. Of the three films under consideration, OPP, a pure hydrocarbon polymer chain containing no oxygen or nitrogen molecules to polarize it, requires the highest degree of functionalization ...

New Products, Part 1

(Magazine)

May 30, 2006, ...  Control Taste and Odor Ampacet, Tarrytown, NY; 914/631-6600; ampacet.com Additive masterbatch 101787 removes taste- and odor-causing molecules in LDPE, LLDPE, and EVA films for use in food and ...

The Future of Printed Electronics

(Archive)

May 08, 2006, At Printed Electronics Europe 2006, it was revealed that inorganic electronic inks and materials are becoming more important. PRESS RELEASE At Printed Electronics Europe 2006, it was revealed that inorganic ...

A Communication from the PLACE Div. of TAPPI

(Magazine)

March 30, 2006, ... charges are reduced or eliminated at that point in the process. The static neutralizing bar produces both negative and positive charged gas molecules called air ions. These are free ions that are attracted ...

A Communication from the PLACE Div. of TAPPI

(Magazine)

January 30, 2006, ... cooling too. A housing built around the flame unit may be useful for removing the exhaust gas generated during the flaming. In the flame, activated molecules are produced due to the high temperatures ...

Materials for Printable Electronics to Reach $1.9 Billion

(Archive)

January 09, 2006, ... for inks. New inks with better performance and suitability to specific applications will be developed, including those based on oligomers, small molecules, and a variety of traditional metals and semiconductors. ...

A Communication from the PLACE Div. of TAPPI

(Magazine)

October 30, 2005, ... is linked to a change in crystal morphology from spherulitic-like superstructure to row-nucleation due to the highest relaxation times of long chain branched molecules in LDPE. Although these results ...

Measuring Force

(Magazine)

October 30, 2005, ... common T-peel adhesion test measures. Adhesive vs. Cohesive Strength Adhesion is defined by Webster as: “in physics, the force that holds together the unlike molecules of substances whose surfaces ...

Mastering RFID, Part 2

(Archive)

September 29, 2005, ... of non-conductive plastic and coated paper. Air ionization is based on charging the molecules of the gases of the surrounding air. Any static charge present on objects in the work environment will be neutralized ...

A Communication from the PLACE Div. of TAPPI

(Flexpack)

June 29, 2005, ... directly modifies electron distributions and densities of polyolefin molecules resulting in polarization at the polymer surface up to several nanometers. This study provides an examination focused on ...

Binary Blends of EVA and Metallocene Catalyzed Ethylene-a-Olefin Copolymers & Their Film Properties

(Magazine)

June 29, 2004, ... EVA. The more linear nature of the POP may allow better interdiffusion of the polymer chains at the heat seal interface compared with the more bulky branched EVA molecules. Earlier work reports similar ...