Adhesion

> 3 min

Cohesive vs. adhesive failure in adhesive bonding

Depending on the strength of these forces, the adhesion failure can be either adhesive, cohesive, or substrate failure.

< 5 min

How to ensure conformal coating quality in printed circuit boards?

One of the main challenges in PCB manufacturing is the adhesion of the conformal coating. Contact angle measurements can be used to predict adhesion.

~ 8 min

How to solve adhesion issues with contact angle measurements?

Adhesion problems are one of the main reasons for the failure of the product. Read to find out how contact angle measurements can help solve the problem.

> 2 min

Work of adhesion - What is it and how to measure it?

Work of adhesion is defined as a work required to separate two phases from each other.

~ 3 min

3 examples where adhesion is important

Adhesion plays an important role in daily and industrial processes. Adhesion can be either wanted or unwanted.

< 3 min

What is required for good adhesion?

Good adhesion is generally required whenever a coating is applied to a surface. A clean surface and good wettability are needed for good adhesion.

~ 3 min

What is adhesion?

Adhesion is the attraction between two dissimilar phases. It is commonly divided into mechanical interlocking and physical and chemical bonding.

> 3 min

Wettability determines the adhesion of coatings

Coatings are typically evaluated by methods such as laboratory drawdown. Contact angle measurement can provide a more quantitative approach.

> 3 min

Evaluate the influence of surface roughness on wettability

While contact angle goniometry has been around for many years, we have recently developed a way to account for the underlying surface’s micro-scale roughness.

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