Quality Control of Liquids

If it drips, pours, sprays, or flows, here is everything you need to know

Quality managers depend on robust process monitoring for verifying consistent quality of paints, coatings, inks, cleaners, and more. Whether in the lab or on the production floor, scientific measurement allows for proactive process improvements and guarantees first-rate finished products.

What is your material?

What is your process?

Wetting

Wetting describes the degree to which a liquid spreads on a solid when it comes into contact with it. …

Paints, inks and varnishes as liquids

Surface science methods to improve wetting, dispersion stability and foam prevention

Fiber reinforced polymers

Contact angle and surface tension for optimizing the wetting and adhesion between fibers and matrix …

Sessile Drop

The sessile drop is the standard arrangement for optical measurement of the contact angle using drop …

DSA30E

Versatile automated wetting and adhesion analysis of solids and liquids

Tensiometers

Tensíío Instrument Demo | Introduction

This introduction is part of a growing video series about Tensíío. Watch application expert Dr. Andrew Mellor explain how the setup can be adapted to your specific task. Experience the metho

Contact angle

When an interface exists between a liquid and a solid, the angle between the surface of the liquid and …

Surface Science Online Course

Increase your knowledge and update your practical expertise in the field of surface science. Facilitated …

Adhesion on metals

Contact angle and surface tension for the processing of metal surfaces

Inkjet printing

Optimization of the ink, the printing process and the substrate with surface science methods

Coating of metals

Chemical interface measurements for protection, painting and bonding

Surfactant

Surfactants are so-called surface-active substances, as they reduce the surface tension of liquids or …

Polar part

The polar part is that part of the surface free energy of a solid or the surface tension of a liquid …

Coating of glass

Quality control of the interface chemistry of glass bonds and treated surfaces

Surface tension

The work which is required to increase the size of the surface of a phase is referred to as the surface …

DSA100E

The automated premium solution for wetting and adhesion analysis of solids and liquids

Adhesion on glass

Contact angle and surface tension in glass cleaning and coating

BPT Mobile

Mobile quality control for cleaning and coating baths

Micelle

Micelles are aggregates of molecules of a surfactant in a bulk liquid phase.

Spreading

Spreading describes the expansion of a liquid phase on a second liquid or solid phase (complete wetting). …

Production of cement and concrete

Interfacial chemistry measuring methods for the material behavior before and after setting

Coating of fibers

Methods for monitoring wetting, adhesion and cleaning

ASTM D 971

ASTM D 971 is a standard issued by the American standardization organization ASTM International for …

Emulsion

An emulsion is a mixture of substances comprising liquids which are not soluble in one another and in …

K20

The versatile semi-automatic tensiometer for quality control

Application of surfactants

Interfacial chemistry measuring methods for the research and development of surfactants and their technical …

Interfacial tension

In the broader sense, interfacial tension is defined as the work which must be expended to increase …

Transformer oil testing

Measurement of interfacial tension for ensuring the quality of transformers

Drop shape analysis

Drop shape analysis (DSA) is an image analysis method for determining the contact angle from the shadow …

Wettability

Wettability describes the attempt of a solid to form a common interface with a liquid which comes into …

Critical micelle concentration (CMC) and surfactant concentration

The CMC (critical micelle concentration) is the concentration of a surfactant in a bulk phase, above …

MSA Flexible Liquid

Fast, automatic, and non-destructive wetting analysis with your liquids of choice

DSA25E

From one-click wettability measurement to analysis of solid-liquid adhesion

Tensiometers

Universal analysis of liquid and solid surfaces | K100

Determining surface and interfacial tension, contact angles, or critical micelle concentration is necessary in many industries. Whether improving surfactants, cosmetics, inks, or pharmaceuti

ADVANCE Software

ADVANCE | Drop Shape

Comprehensive wetting and adhesion analysis requires intelligent and versatile software – like ADVANCE. The software supports every degree of automization up to full software control of surf

Dynamic surface tension

The dynamic surface tension (SFT) or interfacial tension (IFT) is the value of the SFT or IFT referred …

Metal plating

Interfacial measurement techniques for characterizing wetting agents and checking for their concentration

Owens, Wendt, Rabel and Kaelble (OWRK) method

The Owens, Wendt, Rabel and Kaelble method is a standard method for calculating the surface free energy …

Production of latex

Investigations into the wetting of immersion molds and into dispersion and emulsion stability

Soldering processes

Contact angle and surface tension as parameters for optimizing soldering processes

Wetting and coating of textiles

Contact angle and surface tension for optimizing the coating of functional textiles

Adhesion on polymers

Contact angle and surface tension for optimizing plastic coatings

Coating of polymers

Methods for measuring wetting and adhesion

Surface tension as a basic parameter for controlling drop dispensing of ophthalmic solutions

About the relationship between drop volume and surface tension

Bubble pressure tensiometer

A bubble pressure tensiometer is an instrument for determining the dynamic surface tension. The maximum …

Tensiometers

Quality control of cleaning and coating baths | BPT Mobile

Immerse – click – read: the Bubble Pressure Tensiometer – BPT Mobile captures the surfactant content of your cleaning or coating bath within seconds. You will know immediately whether the ba