Bond Aluminum Reliably
Stops aluminum bond failures traced to oxide layer drift, contamination, or uneven treatment, screened before the adhesive is applied rather than found after scrap or rework.
Method guide
CONTENT HUB
Use Cases
Real surface-science problems Dropometer solves, organized into hubs. Browse by hub below, or search for your specific problem.
Bonding and Adhesion Reliability
Use cases showing how a pre bond wetting check catches contamination, oxide drift, and uneven surface treatment before adhesive goes on, covering metals, plastics, and plasma treated surfaces.
Bond Polypropylene (PP) Reliably
A pre-bond wetting gate for polypropylene and other low surface energy plastics, catching failures from low surface energy, uneven treatment, or hydrophobic recovery before adhesive goes on.
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Flame Treatment for Adhesion
Confirms flame treatment actually took, in every zone, and hasn't faded before painting, printing or bonding.
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Plasma Treatment for Adhesion
Confirms plasma or corona surface activation actually took, and hasn't decayed, before an adhesive bond is committed, catching under-treatment or treatment aging before it becomes a failed joint.
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Prevent Adhesive Failure Before Bonding
A numeric wetting check between surface preparation and bonding, catching contaminated or untreated parts before adhesive and cure time are spent.
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Coating and Paint Defects Troubleshooting
Use cases showing how a pre spray or pre coat wetting screen catches contamination and formulation drift before it becomes fisheye, orange peel, or powder coat peeling.
Fisheye, Crater, and Paint Coating Defects
A wetting and surface tension screen before spray, catching fisheye, crater, and dewetting defects traced to contamination, low surface energy, or coating formulation drift.
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Fix orange peel paint texture
A wetting and coating surface tension screen before respray, isolating substrate contamination and coating drift from application technique as the cause of orange peel texture.
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Powder Coat Adhesion Failure and Peeling Issues
A wetting and cleanliness screen before powder application, catching the contamination and pretreatment failures that cause peeling, flaking, and delamination before the powder is sprayed.
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Printing Wetting, Ink Adhesion and Film Performance
Use cases showing how contact angle and surface tension measurement replace guesswork on corona treatment, ink adhesion and ink troubleshooting on plastic film.
Corona Treatment Monitoring for Print Quality
Turns corona treatment into a repeatable surface readiness gate, replacing dyne pen judgment with contact angle and surface energy data on every roll.
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Ink Adhesion and Abrasion Testing on Film
Checks film wetting and surface energy before printing, so low or faded treatment and additive bloom are caught before tape and rub tests fail.
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Ink Viscosity Troubleshooting for Print Quality
Separates ink viscosity from surface tension and film wetting effects, so teams stop adjusting viscosity when the real problem is a surface tension or substrate readiness mismatch.
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Cleanliness, Residue and Contamination Verification
Use cases showing how a quantitative wetting screen catches residue and contamination that visual inspection, ATP testing, or a qualitative water break test can miss.
Glass Cleaning Validation And Verification
Turns visually clean glass into a number, catching cleaning agent, residue or oil films on glassware and glass parts before they go back into use.
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Silicone Contamination Detection
A water contact angle check that flags silicone and other low energy films before coating, bonding, printing or assembly, so suspect parts are cleaned first.
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Surface Cleanliness Verification
A numeric wetting check that complements ATP testing, catching oil, silicone and cleaning agent films before coating, bonding or sealing.
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Wafer Cleaning and Photoresist Adhesion
Checks wafer cleaning and HMDS priming with water contact angle at set sites, so resist lifting is caught before you spin the resist.
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Functional Hydrophobicity, Self-Cleaning and Anti-Soiling
Use cases showing how contact angle and roll off angle verify hydrophobic, self cleaning and repellent performance, from windshields and solar panels to textiles, insulators and membranes.
Anti-Fog and Anti-Condensation Coating Validation
Verifies an anti fog coating by the near zero contact angle it depends on, on day one and after washing, abrasion and ageing.
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Biodegradable Packaging Film Water Resistance
Ranks biodegradable film formulations by water contact angle at fixed times, so water sensitive batches are caught before packaging trials.
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High Voltage Insulator Hydrophobicity
Puts a number on silicone insulator hydrophobicity with static, receding and sliding angles, beside the field spray class, to track aging and recovery.
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Hydrophobic performance verification
Quantifies hydrophobic coating performance and catches degradation early, building QC ready gates for ceramic coating maintenance across PV reliability, automotive detailing, and coating R&D.
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Membrane Surface and Fouling Characterization
Compares pristine, fouled and cleaned membranes with a locked contact angle method, including captive bubble for membranes that must stay wet.
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PFAS-Free Reformulation & Repellency
Ranks candidate PFAS-free formulations on water and oil repellency side by side across textiles, food packaging, paper coatings, and industrial repellent treatments, before committing to durability testing.
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Self-cleaning & anti-soiling validation solar panels
Measures whether a self cleaning or anti soiling coating still sheds or sheets water on glass and PV modules, before soiling losses build up.
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Silicone Sealant Application QC
A quantitative wetting and roll off gate for sealant application QC, flagging a sealant bead unlikely to hold up before it's signed off on construction and industrial projects.
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Ski Wax Hydrophobicity and Glide Testing
Measures contact angle and roll off on waxed ski bases at snow temperatures, so fluorine free waxes are ranked before on snow glide tests.
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Textile DWR Water Repellency Testing
Measures contact angle and roll off on fabric, fresh and after washing and abrasion, to rank DWR finishes beyond a pass or fail spray rating.
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Windshield Rain Repellent Performance
Turns rain repellent performance into contact angle and roll off numbers, before and after durability cycles, instead of a road test surprise.
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Surfactants, CMC, Emulsions and Foams
Use cases showing how surface tension, contact angle, and surface energy measurement predict and control CMC, emulsion stability, and foam behavior earlier than a full stability or foam trial.
CMC Assessment Techniques for Surfactant Concentration
Turns CMC determination into fast, repeatable surface tension measurement across a concentration series, catching a drifting surfactant system before it shows up as an unstable emulsion or foam.
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Drilling and Fracturing Fluid Surfactant Screening
Screens frac and drilling fluid surfactants by surface and interfacial tension in your own brine and dose, so only the best go to core tests.
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Emulsion Stability Mechanism
Reduces emulsion stability risk, creaming, coalescence, phase separation, and inversion, by quantifying interfacial surfactant performance early, before a full stability trial shows the failure.
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Foam Control And Foam Quality Tuning
Tunes foam formation, drainage, and batch variability by measuring the surface active signals that actually drive foam behavior, reducing trial and error in surfactant selection.
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Inhalable Medications: Surface Tension and Droplet Size
Measures inhalation formulation surface tension by pendant drop at the bench, beside viscosity and droplet size tests, so off target batches are found early.
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Lipid Vesicle Manufacturing Yield Optimization
Ranks lipid formulations by oil and water interfacial tension before vesicle runs, so lipids that pack poorly at the interface are dropped early.
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Transformer Oil Aging and Interfacial Tension Testing
Trends transformer oil interfacial tension with a quick pendant drop screen between lab tests, so aging units are flagged for full analysis sooner.
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Battery Wetting and Electrolyte Spreading
How contact angle, spreading kinetics, and surface tension measurement de-risk electrolyte wetting and additive selection in lithium-ion battery production.
Additive Manufacturing
Use cases showing how wetting, contact angle, and surface energy screening catch build plate contamination, binder powder drift, and powder bed condition problems before a print starts.
Binder Jet Additive Manufacturing
Stops variability in binder jet 3D printing by measuring binder powder wetting behavior before you print, catching bleeding, weak green parts, and dimensional drift upstream of a build.
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Polymer 3D Print Adhesion Diagnostics
Catches first layer adhesion and resin release problems before printing, by measuring build plate, vat film and part surfaces across FDM, SLA and DLP.
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Powder Bed Fusion Additive Manufacturing
Screens each metal powder lot for moisture, oxidation and contamination drift before it is loaded, before it becomes recoater streaks or build defects.
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Agriculture Spray, Leaf Wetting and Drift
Use cases showing how contact angle and surface tension rank spray adjuvants for leaf coverage and drift, and measure soil water repellency, before field trials.
Drift Reduction Adjuvant Strategy for Pesticide Spray
Ranks candidate adjuvants on surface tension control and wetting performance side by side, optimizing droplet size for drift reduction without losing coverage on target leaves.
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Improve Spray Droplet Coverage on Leaf Surfaces
Ranks spray adjuvants by surface tension and contact angle on the target leaf before field trials, so you know early which ones improve wetting.
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Soil Water Repellency: WDPT, Ethanol Droplet and Contact Angle
Adds a measured contact angle to water drop penetration time and ethanol tests, so soil wetting agents and treatments can be compared by number.
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Functional, Medical and Electronic Coatings
Use cases showing how contact angle and surface energy checks confirm medical, electronic, plated and edible coatings and thin films went on clean and stay as designed.
Catheter and Medical Device Hydrophilic Coating Validation
Checks hydrophilic coatings on tubing before and after coating, hydration and simulated use, so weak or uneven coatings are caught before friction testing.
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Dental and Orthopedic Implant Surface QC
Measures water contact angle on every implant treatment and lot with a locked method, catching aged or uneven surfaces beside roughness data.
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Edible Coatings on Fresh Produce
Measures coating surface tension, contact angle on the peel and peel surface energy, so only well wetting coatings go into shelf life trials.
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PCB Surface Prep for Conformal Coating: Solder Mask and Cleanliness
Maps water contact angle on PCB assemblies against a known good board, catching flux residue and contamination before conformal coating.
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Plated and Electroplated Coating Wettability and Corrosion
Checks base metal cleanliness before plating and how water meets the plated coating after, read beside adhesion, thickness and corrosion tests.
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Self-Healing Elastomer Surface Characterization
Shows whether a self healing elastomer's surface recovered, not just its strength, with contact angle before damage, after damage and after healing.
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Thin Film and Nanocoating Surface Characterization
Reads the outermost layer of a thin film with water contact angle and surface free energy, showing whether a deposition or cleaning step changed it.
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Hard-to-Measure Parts, Liquids and Sites
Use cases for measurements standard benches struggle with: corrosive liquids, large parts measured in place and secure sites with no network connection.
Contact Angle and Surface Tension of Corrosive Liquids
Measures surface tension and contact angle of acids, bases and solvents with a liquid path chosen for the chemistry, so needles and parts survive.
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Offline, Air-Gapped and Secure-Site Measurement
Measures contact angle and surface tension with no network connection, on a phone your IT team manages, for defense, aerospace and semiconductor sites.
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Surface Energy and Wetting Checks on Large Parts
Checks surface energy on large parts, or fixtures built around them, then releases, cleans or retreats each zone against gates from your own good parts.
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Material Wettability, Wicking and Microfluidics
Use cases showing how contact angle and interfacial tension measure wetting and wicking on hydrogels, graphene electrodes, paper and polymer microfluidics, and chemically treated surfaces.
Hydrogel and Biomaterial Wettability for Tissue Engineering
Measures hydrogel and scaffold contact angle with fixed swelling, blotting and read time, so drying and absorption do not decide the number.
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LIG Flexible Electronics Electrode QC
Checks each laser induced graphene batch with a contact angle fit built for rough surfaces, catching process drift before sensors are built.
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Paper Microfluidic and Lateral Flow Wicking Control
Checks barrier and channel wetting on paper devices before and after each fabrication change, then confirms the result with a leak or flow test.
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Polymer Microfluidic Channel Wettability
Tracks PDMS and thermoplastic chip wetting on matched coupons after plasma or coating and again at use, so faded treatments are caught before filling.
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Wettability Alteration Screening (Surfactant and Chemical)
Ranks surfactants and chemicals by how far they move aged plates toward water wet and how much they lower interfacial tension, before core tests.
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