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Ask Dr. Dave, Q&A About Polyurethane, Strategic Solutions, Regulatory Review, and IP in Depth.

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Ask Dr. Dave

Dave Dunn, Ph.D., a former vice president and director of Loctite Corp., helps troubleshoot adhesive and sealant formulation and application problems.

Q&A About Polyurethanes

Jeffrey F. Dormish, Ph.D., senior principal scientist, along with additional experts from Covestro LLC, discuss issues related to the use of polyurethane in adhesives and sealants.

Regulatory Review

Mark Collatz is director of Regulatory Affairs for the Adhesive and Sealant Council, Inc.

Strategic Solutions

Senior executives of The ChemQuest Group Inc. share strategic management information related to the adhesives, sealants and coatings industries.

Michael Gzybowski concentrates his practice on patent prosecution, providing support for patent litigation and counseling clients on patentability, infringement and validity issues, and licensing agreements.

Tape Talk

The Tape Talk column covers pressure-sensitive adhesives and tape industry trends, regulatory concerns, formulation, and more.

ARTICLES

Ask Dr. Dave

Ask Dr. Dave: Is there an adhesive that will seal pinhole leaks?

Dave Dunn's March 2019 column.

Dave Dunn Ph.D.

March 12, 2019

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We have some pinhole leaks in an old fire sprinkler system in a large apartment block. Is there an adhesive that will seal those leaks?

Ask Dr. Dave

Ask Dr. Dave: Have there been any recent developments in the bonding of PTFE to itself or to metals?

Dave Dunn's February 2019 column.

Dave Dunn Ph.D.

February 5, 2019

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Polytetrafluoroethylene (PTFE) is low-surface-energy plastic that is very difficult to bond. PTFE exclusively comprises fluorine and carbon atoms with no polar atoms such as oxygen or nitrogen.

Ask Dr. Dave

Ask Dr. Dave: What does fumed silica do for adhesives and sealants compared to other thickeners?

Dave Dunn's December 2018 column.

Dave Dunn Ph.D.

December 10, 2018

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What does fumed silica do for adhesives and sealants compared to other thickeners like wood flour or clays, and how do you handle the huge clouds of dust from the bags?

Developing An Adhesive and Sealant Selection Guide

The challenge in developing a useful guide involves balancing comprehensive coverage of in-scope topics without inevitably getting lost in the proverbial weeds.

Daniel R. Daley

November 2, 2018

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Buyers and end users of adhesives and sealants―who are new to adhesives technology―want to learn all they can about chemistries, resin types, application methods, performance properties, dissimilar substrates, engineering practices, and formulated products on the market.

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Ask Dr. Dave: What does fixture time mean?

Dave Dunn's October 2018 column.

October 12, 2018

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I see references to fixture time on adhesives technical data sheets. What exactly does that mean?

State of the U.S. Construction Market

Construction and building-related end uses make up approximately 25% of the market value for adhesives and sealants in the U.S.

October 5, 2018

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The global market for adhesives and sealants in 2017 reached 34 billion dry lbs, valued at $59 billion. North America represented approximately 30% of the global market.

Staying Ahead of the Curve

Finding novel uses for existing materials can catapult your portfolio into new markets.

Douglas Corrigan Ph.D.

June 13, 2018

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With increasing competition on a global scale, it can be challenging to position both new and existing products for ever-growing market share and, more importantly, to diversify into new markets that provide a hedge against economic fluctuations. Following are two major lessons our clients have learned that may benefit other suppliers.

Ask Dr. Dave