Chip makers (the silicone
not potato variety) use contact angle to QC their wafers after they
go through plasma and other cleaning processes.
A Midwest beer bottler uses their goniometer to measure
the cleanliness of bottles after cleaning but prior to sticking the
label on to ensure a good stick.
A QC tool to check cleanliness on disk drive platters
Contact lens manufacturers use contact angle as a QC
tool during fabrication.
Understand the effects of a change in temperature on
Discover the impact a change in surface energy has on
rubber latex films.
A maker of glass products studies wetting properties to
develop coatings that are more thermally efficient.
Study evaporation by change in drop volume over time.
A manufacturer of LCD displays uses a goniometer to
measure wetting on treated glass surfaces to ensure adhesion during
the fabrication process.
Characterize the impact anodizing has on aluminum
The provider of coatings uses contact angle to design
processes used in the production of rainwear that lowers the surface
energy of the product.
An electronics company uses contact angle to optimize
surface treatments that lead to better adhesion of solder.
A paint company uses contact angle to help develop a
paint that is superhydrophobic and thus is self-cleaning (e.g.,
Quantify the impact a change in humidity has on wetting
of polymer surfaces.
Use surface tension measurements to detect
contamination of aqueous liquids.
A lab specializing in biomimicry uses advancing and
receding contact angle measurements to make surfaces with
Study the effects a change in roughness has on a
Petroleum engineers use interfacial tension to study
the oil/water interface under high pressure.
A plastics company uses wetting as a metric for
developing plastic materials which have reduced wetting for
applications such as shower curtains and raincoats.
Quantify the reduction in surface tension a particular
A cable supplier uses contact angle to develop surface
treatments to prevent ice build-up on long-distance high-voltage
power transmission lines.
A paint manufacturer uses contact angle to study the
adhesion of their product on concrete surfaces.
Study the wettability of microbead suspension using
contact angle hysteresis.
A large manufacturer of femcare products test tapes
used on personal care products in an environmentally controlled
condition to improve their stickiness while reducing the residue
they leave behind.
Characterize the change in a sessile drop as it changes
from a Cassie to a Wenzel state.
Gemologists use contact angle on diamonds and other
gems to quantify purity and detect counterfeits.
Measure the hydrophobicity of a nanotextured surface.
An electronics manufacturer uses contact angle to
maximize adherence of components to the molded plastic parts.
Watch the effects of electrocapillarity on
A carpet maker uses contact angle to research ways to
make their product more hydrophobic and less susceptible to fouling.
Study the wetting effects of lubricants (perflouoropolyether)
on silicon wafer.
QC surface treatments on glass.
Study the surface tension of emulsions as they are
A car parts company uses their goniometer to develop
treatments that make rear view mirrors more hydrophobic and thus
Lead frames go through an etching process. Contact
angle is used to check the expected efficacy of the etching process
so subsequent bonding processes will be successful.
A maker of pesticide uses a ramé-hart goniometer to
measure surface energy of biomatter (e.g., leaves) to develop a
pesticide product that has optimal wetting properties.
A consultant uses contact angle to improve surface
cleanliness for a customer's photoresist bonding application.
A maker of commercial adhesives uses contact angle to
develop an improved primer that will promote better bonding of their
Oxygen permeability of contact lenses can be studied
using contact angle data.
A lab on the West Coast characterizes surface
modifications using contact angle in order to develop a surface
treatment for removing mold release agents.
Switchable wetting is studied on polyurethane coatings
at a university in the South.
Scientist are using contact angle to develop
A major dental supplier uses contact angle to improve
adhesiveness of newly developed dental bonding agents.
Wetting studies used to understand argon plasma
treatment for surface modification of polypropylene for medical
Water repellency is improved on wood surfaces using
hexamethyldisiloxane-plasma coatings. Contact angle is used to
quantify the success of the coating process.
Improve biocompatibility of polymer-based medical
Self-assembled monolayers (SAMS) are used to control
the wetting properties of gold surfaces.
A chemical supplier uses surface tension values to
ensure his customers that his product is pure and undiluted.
Study the effects lowered roughness levels have on
Chemflex, a dental bonding product, and the impact it has on the
release of fluoride.
A maker of solar panels is using contact angle to
develop new coatings for a thin film product that will improve
efficiency and reduce maintenance.