Getting rid of any user intervention and result interpretation whatsoever, our Ayríís uses groundbreaking technology for perfectly reliable QC checks of wettability. With just one click and in seconds, the 3D Contact Angle of water is measured and auto-validated with a simple passed/failed message using preset quality limits. The highly advanced 3D drop projection technique of Ayríís provides automatic self-checking of consistency and plausibility of each result. As a mobile, stand-alone instrument with easy-to-exchange rechargeable batteries and prefilled cartridges, Ayríís is prepared to operate 24/7 on your production site.

Applications

• Quality assurance of cleaning steps as well as pre-treatment and coating processes
• Determination of the wettability of solid materials before coating or bonding
• Testing the effectiveness of hydrophobic coatings and other coatings
• Mobile measurement on large workpieces and finished products such as automobile parts

The BP100 Bubble Pressure Tensiometer analyzes the mobility of surfactants based on the dynamic surface tension (SFT). This allows you to find out how quickly surface-active substances such as detergents or wetting agents achieve the required reduction of the SFT. With the help of this information, you can optimize formulations for dynamic processes such as spraying, coating, printing, or cleaning.

Applications

• Use of surfactants in spray processes
• Formulation and optimization of detergents for washing and cleaning processes
• Wetting agents for coating and printing
• Surfactant research and development

Immerse – click – read: Capture the surfactant concentration of your bath within seconds using surface tension (SFT) with the BPT Mobile Bubble Pressure Tensiometer. The quality inspector using it knows immediately if the bath is okay thanks to an ad-hoc evaluation. Moreover, for proactive adjustment of the bath, the BPT Mobile shows how the surfactant content decreases over time.

Applications

• Detergent concentration in cleaning baths, e.g. before coating or bonding
• Wetting agent concentration in electroplating baths
• Monitoring the content of acid mist mitigating agents in electrolyte baths
• Quality check of other coating baths, e.g. for solar cells
• Monitoring of etching baths, e.g. for circuit boards

The DSAHT Drop Shape Analyzer goes to the extreme when it comes to wetting and deformation analysis of melts and combustion residues. With temperatures up to 2000 °C in a various range of atmospheric conditions, the instrument analyzes melting substances and helps to understand the interactions that occur when melts come into contact with solid material. This knowledge supports you in optimizing combustion, firing, or coating processes in order to create stable end products, save energy during the process, or prolong the service life of your furnaces.

Applications

• Measuring adhesion and wetting of metal slags in smelting plants
• Detecting reactions between the glass and refractory bricks in glass production
• Optimizing wetting of the carrier material by enamel coatings
• Investigating the changes of the green body depending on temperature and time in ceramics production

The all-important cooperation between the ink and the print head control creates high quality inkjet printing. The DSA Inkjet Drop Shape Analyzer supports you in reaching this goal. The instrument incorporates an innovative Drop Watching system for analyzing the jet stream of ink droplets produced by the print head. Drop formation and analysis are exactly synchronized by triggering drop generation.

Applications

• Optimizing printing parameters and print heads in inkjet printing
• Ink development
• Precision improvement in 3D printing

The Basic configuration of the DSA100 Drop Shape Analyzer combines manual precision measurement of the static contact angle with the technical advantages and robustness of the DSA100 system solution. With fast and simple exchange of solid samples and dosing liquids, the instrument assists you in ensuring the effectiveness of cleaning procedures or the quality of coating and wetting processes. Optional accessories for wetting measurements at higher temperatures and manifold upgrade options enhance the spectrum of the instrument.

Applications

• Analyzing wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing the effectiveness of hydrophobic coatings and other coatings
• Analyzing surface cleanliness
• Wetting analysis at controlled temperature

The Expert version of the DSA100 Drop Shape Analyzer system solution enables solids and liquids in wetting and coating processes to be analyzed comprehensively. The high degree of automation with easy programmable procedures provides for user-independent contact angle and surface tension results, which is ideal for the use in quality control. However, the DSA100E is also frequently used in R&D due to its versatility in controlling thermal conditions, its dosing solution with four (optional: up to eight) test liquids, and its scientific tools for analyzing the solid/liquid contact.

Applications

• Quality assurance and optimization of activation processes such as plasma treatment, flame treatment, or corona treatment before coating or bonding
• Analyzing the wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing the effectiveness of hydrophobic coatings and other coatings
• Analyzing coating liquids and adhesives and assessing their adhesion
• Assessing long-term stability of coatings
• Analyzing (super-) hydrophobic and self-cleaning surfaces
• Analyzing homogeneity of cleanliness and wettability and measuring differences between coated/uncoated or treated/untreated areas
• Wetting analysis at controlled temperature and/or humidity
• Measuring surface tension of hot liquids, e.g. hotmelts

The DSA100HP1750 performs precise measurements of contact angle as well as surface tension and interfacial tension at pressures of up to 1750 bar and temperatures of up to 250 °C. The main focus of the instrument lies in the optimization of reservoir stimulation in oil recovery by influencing both wetting of rock and water/oil phase interactions. The DSA100HP1750 combines our expertise in the field of optical drop shape analysis and the know-how of our partner EUROTECHNICA in high pressure applications.

Applications

• Surface tension of stimulation fluids and their interfacial tension with oil under storage conditions
• Wettability of reservoir rock in air as well as wetted by oil

The DSA100HP40 performs precise measurements of contact angle as well as surface tension and interfacial tension at pressures of up to 40 bar and temperatures of up to 200 °C. The main focus lies in chemical processes under pressure in which phase interactions and transitions as well as solid-liquid wetting must be investigated and optimized. The DSA100HP40 combines our expertise in the field of optical drop shape analysis and the know-how of our partner EUROTECHNICA in high pressure applications.

Applications

• Development and optimization of melt emulsions
• Optimization of chemical syntheses and separation processes under pressure
• Wetting of catalysts under pressure

The DSA100HP690 performs precise measurements of contact angle as well as surface tension and interfacial tension at pressures of up to 690 bar and temperatures of up to 200 °C. The main focus lies in optimizing the use and formulation of flooding fluids in enhanced oil recovery (EOR).

The instrument analyzes the wetting of rock as well as phase interactions between oil and water under reservoir conditions. The DSA100HP690 combines our expertise in the field of optical drop shape analysis and the know-how of our partner EUROTECHNICA in high pressure applications.

Applications

• Surface tension of flooding fluids and their interfacial tension with oil under storage conditions
• Wettability of reservoir rock by flooding mixtures in air as well as wetted by oil

The Large version of the DSA100 Drop Shape Analyzer is prepared for automated wettability analysis by means of the contact angle or even the surface free energy. Fitted in a particularly wide frame and equipped with a large, rotating sample table plus an extra-long movement axis, the instrument can handle samples of an area of up to 500 × 500 mm.

Applications

• Characterization of large pre-treated or coated surfaces
• Investigation of the cleanliness of windows and frames
• Surface analysis for monitors and touch panels
• Characterization of automobile parts before coating or bonding
• Hydrophobicity analysis of ceramic tiles

The wettability of very small surfaces can have a great influence on product quality, e.g. for contact points on circuit boards or in microfluidics. The DSA100M Drop Shape Analyzer is the premium solution for accurately positioning and analyzing drops in the picoliter range. The resulting contact angle is exactly the information you need for optimizing wetting and coating processes on very small surfaces.

Applications

• Investigation of synthetic and natural fibers for composites
• Wettability of contact points in microelectronics
• Optimization and development of hair care products
• Wettability of biochips
• Micromechanical components
• Microfluidics

The Standard configuration of the DSA100 Drop Shape Analyzer system solution is designed for the semi-automatic measurement of the static and dynamic contact angle and the scientific assessment of wettability by means of the surface free energy (SFE).

The instrument, which is equipped with a robust housing, is well-suited for the reliable quality assurance of surface pre-treatment processes as well as the development and optimization of wetting and coating procedures. Accessories for ultrafast one-click SFE measurement as well as wetting analysis at higher temperatures enhance the spectrum of the instrument.

Applications

• Quality assurance and optimization of activation processes such as plasma treatment, flame treatment, or corona treatment before coating or bonding
• Analyzing wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing the effectiveness of hydrophobic coatings and other coatings
• Analyzing surface cleanliness
• Wetting analysis at controlled temperature

The Wafer configuration of the DSA100 Drop Shape Analyzer is geared towards the automatic, standardized quality control of wafer surfaces and other round samples. The instrument precisely determines the homogeneity of the cleaning of a surface based on the contact angle. It also enables coatings to be characterized, for example by differences in wetting of exposed and unexposed photo varnish.

Applications

• Characterization of the cleaning and coating homogeneity of wafers
• Adhesion evaluation between wafer and coating
• Wetting investigation of exposed and unexposed photo varnish
• Ideal for analyzing other round samples, e.g. hard drives or brake disks

The Basic configuration of the DSA25 Drop Shape Analyzer is suitable for accurate wetting measurements with a standard test liquid or sample liquid. The instrument is ideal for quick measurements of the static contact angle. It is mainly used for tasks that don’t require a high degree of standardization, i.e. wetting of different formulations of a coating liquid on different samples.

Applications

• Checking wettability of plastics, glass, ceramics, wood, paper, or metal
• Testing the effectiveness of hydrophobic coatings and other coatings

In its Expert configuration, the DSA25 Drop Shape Analyzer is designed for determining the wettability of solids by means of the contact angle as well as the surface tension of liquids such as coating substances or adhesives. Thanks to the combination of speed and versatile evaluation options, the analyses give quick feedback to pretreatment steps in quality control but also allow assessing the resulting adhesion.

Applications

• Quality assurance of activation processes such as plasma treatment, flame treatment, or corona treatment
• Checking wettability of plastics, glass, ceramics, wood, paper, or metal
• Testing the effectiveness of hydrophobic coatings and other coatings
• Analyzing coating liquids and adhesives and assessing their adhesion
• Assessing long-term stability of coatings
• Analyzing (super-) hydrophobic and self-cleaning surfaces
• Wetting analysis at controlled temperature and/or humidity

The Standard version of the DSA25 Drop Shape Analyzer measures the static or dynamic contact angle with high precision and can also be used to determine the surface free energy by carrying out measurements with several liquids. The instrument provides rapid results for the wettability of a surface, for example for checking the quality of cleaned, pretreated, or coated samples.

Applications

• Quality assurance of activation processes such as plasma treatment, flame treatment, or corona treatment
• Checking wettability of plastics, glass, ceramics, wood, paper, or metal
• Testing the effectiveness of hydrophobic coatings and other coatings
• Wetting analysis at controlled temperature

In its Basic version, the DSA30 Drop Shape Analyzer specializes in the accurate wetting measurement by means of the static contact angle. With fast and simple exchange of solid samples and dosing liquids, the instrument assists you in ensuring the effectiveness of cleaning procedures or the quality of coating and wetting processes. Optional accessories for wetting measurements at higher temperatures and manifold upgrade options enhance the spectrum of the instrument.

Applications

• Analyzing the wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing the effectiveness of hydrophobic coatings and other coatings
• Analyzing surface cleanliness
• Wetting analysis at controlled temperature

The Expert version of the DSA30 Drop Shape Analyzer enables solids and liquids in wetting and coating processes to be analyzed comprehensively. The high degree of automation with easily programmable features provides for user-independent contact angle and surface tension results, which is ideal for the use in quality control. However, the DSA30E is also frequently used in R&D due to its versatility in controlling thermal conditions and its scientific tools for analyzing the solid/liquid contact.

Applications

• Quality assurance of activation processes such as plasma treatment, flame treatment, or corona treatment
• Analyzing wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing the effectiveness of hydrophobic coatings and other coatings
• Analyzing coating liquids and adhesives and assessing their adhesion
• Assessing long-term stability of coatings
• Analyzing (super-) hydrophobic and self-cleaning surfaces
• Analyzing homogeneity of cleanliness and wettability and measuring differences between coated/uncoated or treated/untreated areas
• Wetting analysis at controlled temperature and/or humidity

The wettability of very small surfaces can have a great influence on product quality, e.g. for contact points on circuit boards or in microfluidics. The DSA30M Drop Shape Analyzer enables drops in the picoliter range to be accurately positioned and analyzed. The resulting contact angle is exactly the information you need for optimizing wetting and coating processes on very small surfaces.

Applications

• Investigation of synthetic and natural fibers for composites
• Wettability of contact points in microelectronics
• Optimization and development of hair care products
• Wettability of biochips
• Micromechanical components
• Microfluidics

Emulsions and foams are constantly in motion during production or transport. The interfaces of droplets or bubbles are stretched during these processes and the surface tension or interfacial tension responds to the stretching. The speed and degree of this response have an impact on the stability of food or personal care products and influence the yield in enhanced oil recovery (EOR). Interfacial rheology measurements with the DSA30R Drop Shape Analyzer give the relevant results for optimizing products and processes.

Applications

• Emulsions and foams for food or personal care
• Surfactant flooding mixtures and foam in enhanced oil recovery (EOR)
• Demulsifiers
• Defoamers and anti-foaming agents
• Surfactant development

The Standard configuration of the DSA30 Drop Shape Analyzer is designed for the semi-automatic measurement of the static and dynamic contact angle and the scientific assessment of wettability by means of the surface free energy (SFE). The instrument is well-suitable for the reliable quality assurance of surface pre-treatment processes as well as the development and optimization of wetting and coating procedures. Accessories for ultrafast one-click SFE measurement as well as wetting analysis at higher temperatures enhance the spectrum of the instrument.

Applications

• Quality assurance and optimization of activation processes such as plasma treatment, flame treatment, or corona treatment before coating or bonding
• Analyzing the wettability of plastics, glass, ceramics, wood, paper, or metal
• Analyzing surface cleanliness
• Wetting analysis at controlled temperature

An emulsifier acts by reducing the interfacial tension between oil and water. But because this requires a certain amount of time, the effect can be quite different depending on the process dynamics. The DVT50 Drop Volume Tensiometer analyzes this time dependence for very fast to slow processes precisely and fully automatically. The measurement results support you in the optimization and formulation of emulsions and emulsifiers.

Applications

• Emulsifiers in the pharmaceutical and cosmetics industry
• Emulsifiers in food production
• Enhanced oil recovery (EOR)
• Surfactant development
• Investigation of fuel-water mixtures
• Testing the aging status of transformer oils as specified in IEC 62961:2018

The K20 Force Tensiometer is a stand-alone, semi-automatic instrument for all routine quality control tasks involving surface tension and interfacial tension. The instrument's precision force sensor and the accurately shaped measuring probes ensure reliable results, while processor-controlled analyses based on measurement templates provide for user-independent results. The option of long-life battery operation without a computer enables the K20 to be used flexibly on site.

Applications

• Checking the aging status of transformer and other oils according to ASTM D 971 and IEC 62961
• Checking for cleaning agent residues in the food industry and other areas
• Surface tension validation for cleaning or wetting agents as well as other surfactants
• Quality assurance of emulsifiers

The K6 Force Tensiometer is a robust and reliable manual instrument for measuring surface and interfacial tension using the ring tear-off method. As a quality product from our precision mechanical workshop, it performs fast, easy, and accurate measurements for surfactant solutions and solvents. The K6 is also suitable for training purposes for demonstrating the action of the surface tension force in a comprehensible manner.

Theoretically, building a tensiometer is simple: putting a moveable sample stage underneath a force measuring device. But developing the best-in-class tensiometer is something completely different. It takes more than just using an utterly precise force sensor (which we did) and the sample positioning with the widest dynamic range (which we developed). It takes a change of perspective that focuses on the user and his task - you and your task. It takes the will to make your lab work as convenient, flexible, and time-saving as possible. We believe that Tensíío is that kind of instrument.

Applications

• Surface tension and interfacial tension measurement for wetting and cleaning agents, emulsifiers, or other surfactants
• Determination of the effectiveness and efficiency of surfactants by CMC measurement
• Wetting behavior of tablets, pharmaceutical active ingredients, and excipients
• Wetting of varnishes and paints
• Wetting and adhesion of coatings
• Development of cosmetic products
• Wetting properties of inks
• Wetting of fiber bundles and textiles, also for fiber-reinforced polymers
• Sedimentation and ductility of dispersions
• Analyzing surface modifications
• Adhesion at superhydrophobic surfaces

In the Flexible Liquid configuration, the MSA Mobile Surface Analyzer carries out automated contact angle measurements between freely selectable liquids on solid samples. The focus lies on non-destructive analysis with formulations such as inks, coatings, or adhesives, to evaluate their wetting behavior in real process.

Applications

• Analyzing the wetting behavior of formulations such as paints, coatings, or adhesives on solid materials
• Checking wettability of plastics, glass, ceramics, wood, paper, or metal
• Quality assurance of activation processes such as plasma treatment, flame treatment, or corona treatment
• Testing the effectiveness of hydrophobic coatings and other coatings
• Measurement on large workpieces and finished products such as car bodies, aircraft parts, or walls

A powerful instrument for quality control of pretreated, coated, or cleaned surfaces: The MSA One-Click SFE Mobile Surface Analyzer measures wettability by means of the surface free energy automatically and extremely fast.

With just one click, the MSA doses parallel drops of two liquids, followed by the direct analysis of the contact angles and the derived results of the surface free energy. All steps are automated and happen within a second. The result allows well-founded statements about the general wettability by aqueous or organic liquids as well as the adhesion.

Thanks to the reliable and pre-defined measuring procedure, user-independent results are guaranteed and errors due to incorrect operation are virtually ruled out.

Applications

• Determination of wettability before coating or bonding
• Quality assurance of activation processes such as plasma treatment, flame treatment, or corona treatment
• Quality assurance for the cleaning of surfaces
• Testing the effectiveness of hydrophobic coatings and other coatings
• Measurement on large workpieces and finished products such as car bodies, aircraft parts, or walls

The SDT Spinning Drop Tensiometer measures interfacial tension with a high degree of accuracy and a particularly wide range down to very low values. The SDT is the ideal solution for the quality control and development of emulsions and surfactants thanks to its enormous bandwidth, small sample volumes, and simple handling during preparation. The instrument is particularly well-suited for analyzing the interfacial behavior of mini- and microemulsions, e.g. for enhanced oil recovery (EOR) or the pharmaceutical and cosmetics branches.

Applications

• Development of emulsions and microemulsions
• Surfactant flooding in enhanced oil recovery (EOR)
• Formulations in pharmaceuticals and cosmetics
• Bioavailability of drugs
• Food emulsions
• Surfactant research

The TVA100B Top View Analyzer is the only instrument in the world to use the top-view distance method for measuring the contact angle of a liquid on a solid from above. The innovative measuring method is particularly suitable for measurements in depressions and on concave surfaces where drops cannot be analyzed using the usual side view.

A further strength of the TVA100B lies in the especially high precision in the range of very low contact angles, which makes it an ideal tool for assessing the cleanliness of glass, for example.

Applications

• Measurements in depressions of well plates and other regular and irregular depressions
• Measurement between electronic components on populated circuit boards
• Measurement on optical lenses
• Surface investigations for the interior of tubes and hoses
• Checking of cleaning procedures, especially for glass