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We manufacture prepolymers with an isocyanate content of 15-20% NCO using a variety of diphenylmethane-based isocyanates and polyether polyols.

"What is defeat? Nothing but education, nothing but the first step toward something better.” – Wendell Phillips, Abolitionist

It’s unofficially known as the “granddaddy” of adhesive volatile organic compound (VOC) rules.

Welcome to our annual Raw Materials, Chemicals, Polymers and Additives Handbook.

 It’s important to understand that the term polyurethane covers a wide range of systems. 

 Both types of adhesives are very versatile; the choice depends on your operating environments and manufacturing situation. 

In August 2013, the U.S. Patent and Trademark Office (USPTO) reported a backlog of 591,665 patent applications waiting to be examined and an average total pendency (time from filing to end of examination) of 29.4 months.

The beginning of each calendar year is a great time to take stock of our business and try to make some work-related New Year’s resolutions (aka, goals).

Question: I am trying to bond several rubber parts together. I would like to try a cyanoacrylate adhesive, but I hear they are very brittle when cured. Is that true?

This issue marks the publication of ASI’s 20th 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.