Columns

Ask Dr. Dave

How do I disassemble nuts and bolts that were assembled using anaerobic threadlockers, then re-use the fasteners?

Threadlockers are generally comprised of three common types.

Dave Dunn Ph.D.

February 1, 2016

Dave Dunn's February 2016 column.

Regulatory Review

The TSCA Miracle of 2015

Passage of the Toxic Substances Control Act (TSCA) is almost a reality.

Mark Collatz

February 1, 2016

Anyone who has read even a few of my previous columns knows I have a cynical streak. I could blame it on my 30 years spent in Washington, D.C., but I suspect I’ve always been a “glass half empty” sort of guy. However, I have now seen that miracles can happen and I have to believe what took place in the Senate with the Toxic Substance Control Act (TSCA) reform bill just before year’s end qualifies.

Editor's Memo

An Electronics Evolution

Where would we be now without our smartphones to help navigate us to a new location or to call home?

Teresa McPherson

February 1, 2016

Electronic devices are everywhere nowadays,―from the touchscreen checkout monitors at the local library and grocery store to car dashboard navigation systems and communications―applications that we wouldn’t have dreamed could exist just a couple decades ago.

Ask Dr. Dave: How can I tell if my adhesive has fully cured?

Maximum properties for epoxies are only achieved by curing at high temperatures for long periods of time to complete the reactions.

Dave Dunn Ph.D.

January 4, 2016

Dave Dunn's January 2016 column.

Editor's Memo: Happy New Year!

The beginning of a new year has long been time to reflect on the past year and make plans for a fresh start.

January 4, 2016

The beginning of a new year has long been time to reflect on the past year and make plans for a fresh start. For me, that fresh start came a bit early, as my computer’s hard drive decided to fail during the production of this issue.

Ask Dr. Dave: We noticed that there are a lot of brown particle in the dispenser we use for hot-melt adhesives. What is it?

Examining char in hot-melt adhesives.

December 1, 2015

Dave Dunn's December 2015 column.

Editor's Memo: How to Use the Buyers' Guide

Fall is a busy travel time, with the Adhesive and Sealant Council Fall Convention and the ASSEMBLY show taking place in October.

Teresa McPherson

December 1, 2015

Welcome to ASI’s annual Buyers’ Guide, a purchasing and applications resource for raw materials, equipment and services used to manufacture adhesives and sealants, pressure sensitives, and adhesives and sealants products such as tapes and labels.

Ask Dr. Dave

Ask Dr. Dave: Should we consider silicones or polyurethanes for our construction applications?

Polyureas tend to be a little more expensive than polyurethanes, but their fast cure and outstanding properties often outweigh this.

Dave Dunn Ph.D.

November 1, 2015

Dave Dunn's November 2015 column.

Regulatory Review: Examining the recent U.S. Environmental Protection Agency (EPA) policy decision concerning chlorinated paraffins

While the term collateral damage generally refers to some type of military activity, it also bears resemblance to a recent U.S. EPA policy decision.

Mark Collatz

November 1, 2015

Most readers are familiar with the term “collateral damage.” It is generally described as a situation in which injury is inflicted on something other than an intended target.

Editor's Memo: 2015 ASI Readers’ Choice Winner Announced!

Innovation is the backbone of the adhesives and sealants industry, and we created the ASI Readers' Choice Awards to honor all of the industry’s hard work and ingenuity.

Teresa McPherson

November 1, 2015

This issue is a special one for the ASI staff, as it includes the announcement of the winner of the ASI Readers’ Choice Awards! Innovation is the backbone of the adhesives and sealants industry, and we created the ASI Readers’ Choice Awards to honor all of the industry’s hard work and ingenuity.