Articles by Dr. Jeffrey F. Dormish

Q&A About Polyurethane: Coatings Raw Materials

Can you provide some general information regarding coatings raw materials?

I am familiar with formulating polyurethanes for adhesive applications, but would like to learn more about coatings raw materials in order to provide a broader product profile to my customers. Can you provide some general information?


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Q&A About Polyurethane: Increasing Market Requests for Sustainable Adhesives

How is the adhesive industry addressing market requests for increased sustainability?

Researchers have identified a number of global trends that will have an impact on the adhesive business. One major trend is to use energy more efficiently—both to protect the environment by reducing carbon emissions and from a basic cost-of-energy standpoint.


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Q&A About Polyurethane: Prepolymers with Low Isocyanate Content

What might cause problems with reproducibility in prepolymers with low isocyanate content?

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


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Q&A About Polyurethane: September 2013

What approaches can be used to achieve excellent performance at elevated temperatures?

I am developing an adhesive for an application that requires heat resistance greater than 80°C. A formulation based on a waterborne polyurethane polymer currently provides the best adhesion to the substrate and is a fit for the application process. What approaches can be used to achieve the required level of elevated temperature performance?


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Q&A About Polyurethane

Can existing formulations help make the leap from a one-component polyurethane coating to a two-component system?

I would like to achieve the high performance of a two-component polyurethane coating, but my application process is only able to handle a one-component system. Can any existing formulations help me make this performance leap?


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Q&A About Polyurethane: January 2013

Certain polymer-based adhesives are described as crystalline, while others are described as amorphous. How do these adhesive polymer types differ? What advantages could be expected from each type?


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Q&A About Polyurethane: September 2012

Confirming competitive pricing and product availability is a relatively straightforward process, but becoming comfortable with essential technical and performance requirements can be more complicated.
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Q&A About Polyurethane - May 2012

I am currently formulating a waterborne contact cement, and I have been observing a change in performance over time. What options exist to resolve this issue?
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Q&A About Polyurethane

Sustainability is a subject that is often raised by potential customers. How should we target new product development or promote existing products to demonstrate that we are addressing their concerns?
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Q&A About Polyurethane

Q: You've previously discussed polyol recommendations for formulating a two-component polyurethane adhesive. Do you have similar recommendations for the isocyanate component? In many ways, the recommendations for choosing the proper
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